Update auto-generated bindings
[ldk-c-bindings] / lightning-c-bindings / src / c_types / derived.rs
index 69438880f4fb4eb8362475803927fc9c94b12a3b..c8b0a5b94d2acee38f8dbb6c0961bd7a319088b8 100644 (file)
@@ -1,3 +1,12 @@
+
+use alloc::str::FromStr;
+use core::ffi::c_void;
+use core::convert::Infallible;
+use bitcoin::hashes::Hash;
+use crate::c_types::*;
+#[cfg(feature="no-std")]
+use alloc::{vec::Vec, boxed::Box};
+
 #[repr(C)]
 /// The contents of CResult_SecretKeyErrorZ
 pub union CResult_SecretKeyErrorZPtr {
@@ -39,6 +48,11 @@ pub extern "C" fn CResult_SecretKeyErrorZ_err(e: crate::c_types::Secp256k1Error)
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_SecretKeyErrorZ_is_ok(o: &CResult_SecretKeyErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_SecretKeyErrorZ.
 pub extern "C" fn CResult_SecretKeyErrorZ_free(_res: CResult_SecretKeyErrorZ) { }
@@ -59,11 +73,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::SecretKey, crate::c_types
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::SecretKey, crate::c_types::Secp256k1Error>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_SecretKeyErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_SecretKeyErrorZPtr { err }
                };
                Self {
@@ -113,6 +127,11 @@ pub extern "C" fn CResult_PublicKeyErrorZ_err(e: crate::c_types::Secp256k1Error)
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PublicKeyErrorZ_is_ok(o: &CResult_PublicKeyErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_PublicKeyErrorZ.
 pub extern "C" fn CResult_PublicKeyErrorZ_free(_res: CResult_PublicKeyErrorZ) { }
@@ -133,11 +152,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::PublicKey, crate::c_types
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::PublicKey, crate::c_types::Secp256k1Error>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_PublicKeyErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_PublicKeyErrorZPtr { err }
                };
                Self {
@@ -204,6 +223,11 @@ pub extern "C" fn CResult_TxCreationKeysDecodeErrorZ_err(e: crate::lightning::ln
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_TxCreationKeysDecodeErrorZ_is_ok(o: &CResult_TxCreationKeysDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_TxCreationKeysDecodeErrorZ.
 pub extern "C" fn CResult_TxCreationKeysDecodeErrorZ_free(_res: CResult_TxCreationKeysDecodeErrorZ) { }
@@ -224,11 +248,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::TxCreat
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::TxCreationKeys, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_TxCreationKeysDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_TxCreationKeysDecodeErrorZPtr { err }
                };
                Self {
@@ -295,6 +319,11 @@ pub extern "C" fn CResult_ChannelPublicKeysDecodeErrorZ_err(e: crate::lightning:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ChannelPublicKeysDecodeErrorZ_is_ok(o: &CResult_ChannelPublicKeysDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ChannelPublicKeysDecodeErrorZ.
 pub extern "C" fn CResult_ChannelPublicKeysDecodeErrorZ_free(_res: CResult_ChannelPublicKeysDecodeErrorZ) { }
@@ -315,11 +344,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::Channel
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::ChannelPublicKeys, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ChannelPublicKeysDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ChannelPublicKeysDecodeErrorZPtr { err }
                };
                Self {
@@ -386,6 +415,11 @@ pub extern "C" fn CResult_TxCreationKeysErrorZ_err(e: crate::c_types::Secp256k1E
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_TxCreationKeysErrorZ_is_ok(o: &CResult_TxCreationKeysErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_TxCreationKeysErrorZ.
 pub extern "C" fn CResult_TxCreationKeysErrorZ_free(_res: CResult_TxCreationKeysErrorZ) { }
@@ -406,11 +440,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::TxCreat
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::TxCreationKeys, crate::c_types::Secp256k1Error>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_TxCreationKeysErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_TxCreationKeysErrorZPtr { err }
                };
                Self {
@@ -447,7 +481,7 @@ pub enum COption_u32Z {
 }
 impl COption_u32Z {
        #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
-               if let Self::Some(_) = self { true } else { false }
+               if let Self::None = self { false } else { true }
        }
        #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
                !self.is_some()
@@ -514,6 +548,11 @@ pub extern "C" fn CResult_HTLCOutputInCommitmentDecodeErrorZ_err(e: crate::light
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_HTLCOutputInCommitmentDecodeErrorZ_is_ok(o: &CResult_HTLCOutputInCommitmentDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_HTLCOutputInCommitmentDecodeErrorZ.
 pub extern "C" fn CResult_HTLCOutputInCommitmentDecodeErrorZ_free(_res: CResult_HTLCOutputInCommitmentDecodeErrorZ) { }
@@ -534,11 +573,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::HTLCOut
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::HTLCOutputInCommitment, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_HTLCOutputInCommitmentDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_HTLCOutputInCommitmentDecodeErrorZPtr { err }
                };
                Self {
@@ -565,6 +604,35 @@ impl Clone for CResult_HTLCOutputInCommitmentDecodeErrorZ {
 /// but with all dynamically-allocated buffers duplicated in new buffers.
 pub extern "C" fn CResult_HTLCOutputInCommitmentDecodeErrorZ_clone(orig: &CResult_HTLCOutputInCommitmentDecodeErrorZ) -> CResult_HTLCOutputInCommitmentDecodeErrorZ { Clone::clone(&orig) }
 #[repr(C)]
+/// An enum which can either contain a  or not
+pub enum COption_NoneZ {
+       /// When we're in this state, this COption_NoneZ contains a 
+       Some,
+       /// When we're in this state, this COption_NoneZ contains nothing
+       None
+}
+impl COption_NoneZ {
+       #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
+               if let Self::None = self { false } else { true }
+       }
+       #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
+               !self.is_some()
+       }
+}
+#[no_mangle]
+/// Constructs a new COption_NoneZ containing a 
+pub extern "C" fn COption_NoneZ_some() -> COption_NoneZ {
+       COption_NoneZ::Some
+}
+#[no_mangle]
+/// Constructs a new COption_NoneZ containing nothing
+pub extern "C" fn COption_NoneZ_none() -> COption_NoneZ {
+       COption_NoneZ::None
+}
+#[no_mangle]
+/// Frees any resources associated with the , if we are in the Some state
+pub extern "C" fn COption_NoneZ_free(_res: COption_NoneZ) { }
+#[repr(C)]
 /// The contents of CResult_CounterpartyChannelTransactionParametersDecodeErrorZ
 pub union CResult_CounterpartyChannelTransactionParametersDecodeErrorZPtr {
        /// A pointer to the contents in the success state.
@@ -605,6 +673,11 @@ pub extern "C" fn CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_e
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_is_ok(o: &CResult_CounterpartyChannelTransactionParametersDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_CounterpartyChannelTransactionParametersDecodeErrorZ.
 pub extern "C" fn CResult_CounterpartyChannelTransactionParametersDecodeErrorZ_free(_res: CResult_CounterpartyChannelTransactionParametersDecodeErrorZ) { }
@@ -625,11 +698,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::Counter
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::CounterpartyChannelTransactionParameters, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_CounterpartyChannelTransactionParametersDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_CounterpartyChannelTransactionParametersDecodeErrorZPtr { err }
                };
                Self {
@@ -696,6 +769,11 @@ pub extern "C" fn CResult_ChannelTransactionParametersDecodeErrorZ_err(e: crate:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ChannelTransactionParametersDecodeErrorZ_is_ok(o: &CResult_ChannelTransactionParametersDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ChannelTransactionParametersDecodeErrorZ.
 pub extern "C" fn CResult_ChannelTransactionParametersDecodeErrorZ_free(_res: CResult_ChannelTransactionParametersDecodeErrorZ) { }
@@ -716,11 +794,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::Channel
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::ChannelTransactionParameters, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ChannelTransactionParametersDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ChannelTransactionParametersDecodeErrorZPtr { err }
                };
                Self {
@@ -759,13 +837,13 @@ pub struct CVec_SignatureZ {
 impl CVec_SignatureZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::Signature> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::Signature] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::Signature>> for CVec_SignatureZ {
@@ -781,14 +859,14 @@ pub extern "C" fn CVec_SignatureZ_free(_res: CVec_SignatureZ) { }
 impl Drop for CVec_SignatureZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_SignatureZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -833,6 +911,11 @@ pub extern "C" fn CResult_HolderCommitmentTransactionDecodeErrorZ_err(e: crate::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_HolderCommitmentTransactionDecodeErrorZ_is_ok(o: &CResult_HolderCommitmentTransactionDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_HolderCommitmentTransactionDecodeErrorZ.
 pub extern "C" fn CResult_HolderCommitmentTransactionDecodeErrorZ_free(_res: CResult_HolderCommitmentTransactionDecodeErrorZ) { }
@@ -853,11 +936,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::HolderC
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::HolderCommitmentTransaction, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_HolderCommitmentTransactionDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_HolderCommitmentTransactionDecodeErrorZPtr { err }
                };
                Self {
@@ -924,6 +1007,11 @@ pub extern "C" fn CResult_BuiltCommitmentTransactionDecodeErrorZ_err(e: crate::l
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_BuiltCommitmentTransactionDecodeErrorZ_is_ok(o: &CResult_BuiltCommitmentTransactionDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_BuiltCommitmentTransactionDecodeErrorZ.
 pub extern "C" fn CResult_BuiltCommitmentTransactionDecodeErrorZ_free(_res: CResult_BuiltCommitmentTransactionDecodeErrorZ) { }
@@ -944,11 +1032,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::BuiltCo
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::BuiltCommitmentTransaction, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_BuiltCommitmentTransactionDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_BuiltCommitmentTransactionDecodeErrorZPtr { err }
                };
                Self {
@@ -981,7 +1069,7 @@ pub union CResult_TrustedClosingTransactionNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::lightning::ln::chan_utils::TrustedClosingTransaction,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_TrustedClosingTransactionNoneZ represents the result of a fallible operation,
@@ -1009,11 +1097,16 @@ pub extern "C" fn CResult_TrustedClosingTransactionNoneZ_ok(o: crate::lightning:
 pub extern "C" fn CResult_TrustedClosingTransactionNoneZ_err() -> CResult_TrustedClosingTransactionNoneZ {
        CResult_TrustedClosingTransactionNoneZ {
                contents: CResult_TrustedClosingTransactionNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_TrustedClosingTransactionNoneZ_is_ok(o: &CResult_TrustedClosingTransactionNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_TrustedClosingTransactionNoneZ.
 pub extern "C" fn CResult_TrustedClosingTransactionNoneZ_free(_res: CResult_TrustedClosingTransactionNoneZ) { }
@@ -1031,12 +1124,12 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::Trusted
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::TrustedClosingTransaction, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_TrustedClosingTransactionNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_TrustedClosingTransactionNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_TrustedClosingTransactionNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -1085,6 +1178,11 @@ pub extern "C" fn CResult_CommitmentTransactionDecodeErrorZ_err(e: crate::lightn
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_CommitmentTransactionDecodeErrorZ_is_ok(o: &CResult_CommitmentTransactionDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_CommitmentTransactionDecodeErrorZ.
 pub extern "C" fn CResult_CommitmentTransactionDecodeErrorZ_free(_res: CResult_CommitmentTransactionDecodeErrorZ) { }
@@ -1105,11 +1203,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::Commitm
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::CommitmentTransaction, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_CommitmentTransactionDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_CommitmentTransactionDecodeErrorZPtr { err }
                };
                Self {
@@ -1142,7 +1240,7 @@ pub union CResult_TrustedCommitmentTransactionNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::lightning::ln::chan_utils::TrustedCommitmentTransaction,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_TrustedCommitmentTransactionNoneZ represents the result of a fallible operation,
@@ -1170,11 +1268,16 @@ pub extern "C" fn CResult_TrustedCommitmentTransactionNoneZ_ok(o: crate::lightni
 pub extern "C" fn CResult_TrustedCommitmentTransactionNoneZ_err() -> CResult_TrustedCommitmentTransactionNoneZ {
        CResult_TrustedCommitmentTransactionNoneZ {
                contents: CResult_TrustedCommitmentTransactionNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_TrustedCommitmentTransactionNoneZ_is_ok(o: &CResult_TrustedCommitmentTransactionNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_TrustedCommitmentTransactionNoneZ.
 pub extern "C" fn CResult_TrustedCommitmentTransactionNoneZ_free(_res: CResult_TrustedCommitmentTransactionNoneZ) { }
@@ -1192,12 +1295,12 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::Trusted
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::chan_utils::TrustedCommitmentTransaction, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_TrustedCommitmentTransactionNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_TrustedCommitmentTransactionNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_TrustedCommitmentTransactionNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -1212,7 +1315,7 @@ pub union CResult_CVec_SignatureZNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::c_types::derived::CVec_SignatureZ,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_CVec_SignatureZNoneZ represents the result of a fallible operation,
@@ -1240,11 +1343,16 @@ pub extern "C" fn CResult_CVec_SignatureZNoneZ_ok(o: crate::c_types::derived::CV
 pub extern "C" fn CResult_CVec_SignatureZNoneZ_err() -> CResult_CVec_SignatureZNoneZ {
        CResult_CVec_SignatureZNoneZ {
                contents: CResult_CVec_SignatureZNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_CVec_SignatureZNoneZ_is_ok(o: &CResult_CVec_SignatureZNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_CVec_SignatureZNoneZ.
 pub extern "C" fn CResult_CVec_SignatureZNoneZ_free(_res: CResult_CVec_SignatureZNoneZ) { }
@@ -1262,12 +1370,12 @@ impl From<crate::c_types::CResultTempl<crate::c_types::derived::CVec_SignatureZ,
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::CVec_SignatureZ, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_CVec_SignatureZNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_CVec_SignatureZNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_CVec_SignatureZNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -1283,7 +1391,7 @@ impl Clone for CResult_CVec_SignatureZNoneZ {
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_CVec_SignatureZNoneZPtr {
-                               err: std::ptr::null_mut()
+                               err: core::ptr::null_mut()
                        } }
                }
        }
@@ -1333,6 +1441,11 @@ pub extern "C" fn CResult_ShutdownScriptDecodeErrorZ_err(e: crate::lightning::ln
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ShutdownScriptDecodeErrorZ_is_ok(o: &CResult_ShutdownScriptDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ShutdownScriptDecodeErrorZ.
 pub extern "C" fn CResult_ShutdownScriptDecodeErrorZ_free(_res: CResult_ShutdownScriptDecodeErrorZ) { }
@@ -1353,11 +1466,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::script::ShutdownScr
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::script::ShutdownScript, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ShutdownScriptDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ShutdownScriptDecodeErrorZPtr { err }
                };
                Self {
@@ -1424,6 +1537,11 @@ pub extern "C" fn CResult_ShutdownScriptInvalidShutdownScriptZ_err(e: crate::lig
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ShutdownScriptInvalidShutdownScriptZ_is_ok(o: &CResult_ShutdownScriptInvalidShutdownScriptZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ShutdownScriptInvalidShutdownScriptZ.
 pub extern "C" fn CResult_ShutdownScriptInvalidShutdownScriptZ_free(_res: CResult_ShutdownScriptInvalidShutdownScriptZ) { }
@@ -1444,11 +1562,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::script::ShutdownScr
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::script::ShutdownScript, crate::lightning::ln::script::InvalidShutdownScript>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ShutdownScriptInvalidShutdownScriptZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ShutdownScriptInvalidShutdownScriptZPtr { err }
                };
                Self {
@@ -1457,11 +1575,28 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::script::ShutdownScr
                }
        }
 }
+impl Clone for CResult_ShutdownScriptInvalidShutdownScriptZ {
+       fn clone(&self) -> Self {
+               if self.result_ok {
+                       Self { result_ok: true, contents: CResult_ShutdownScriptInvalidShutdownScriptZPtr {
+                               result: Box::into_raw(Box::new(<crate::lightning::ln::script::ShutdownScript>::clone(unsafe { &*self.contents.result })))
+                       } }
+               } else {
+                       Self { result_ok: false, contents: CResult_ShutdownScriptInvalidShutdownScriptZPtr {
+                               err: Box::into_raw(Box::new(<crate::lightning::ln::script::InvalidShutdownScript>::clone(unsafe { &*self.contents.err })))
+                       } }
+               }
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_ShutdownScriptInvalidShutdownScriptZ which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn CResult_ShutdownScriptInvalidShutdownScriptZ_clone(orig: &CResult_ShutdownScriptInvalidShutdownScriptZ) -> CResult_ShutdownScriptInvalidShutdownScriptZ { Clone::clone(&orig) }
 #[repr(C)]
 /// The contents of CResult_NoneErrorZ
 pub union CResult_NoneErrorZPtr {
        /// Note that this value is always NULL, as there are no contents in the OK variant
-       pub result: *mut std::ffi::c_void,
+       pub result: *mut core::ffi::c_void,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::c_types::IOError,
@@ -1482,7 +1617,7 @@ pub struct CResult_NoneErrorZ {
 pub extern "C" fn CResult_NoneErrorZ_ok() -> CResult_NoneErrorZ {
        CResult_NoneErrorZ {
                contents: CResult_NoneErrorZPtr {
-                       result: std::ptr::null_mut(),
+                       result: core::ptr::null_mut(),
                },
                result_ok: true,
        }
@@ -1497,6 +1632,11 @@ pub extern "C" fn CResult_NoneErrorZ_err(e: crate::c_types::IOError) -> CResult_
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NoneErrorZ_is_ok(o: &CResult_NoneErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NoneErrorZ.
 pub extern "C" fn CResult_NoneErrorZ_free(_res: CResult_NoneErrorZ) { }
@@ -1514,11 +1654,11 @@ impl From<crate::c_types::CResultTempl<(), crate::c_types::IOError>> for CResult
        fn from(mut o: crate::c_types::CResultTempl<(), crate::c_types::IOError>) -> Self {
                let contents = if o.result_ok {
                        let _ = unsafe { Box::from_raw(o.contents.result) };
-                       o.contents.result = std::ptr::null_mut();
-                       CResult_NoneErrorZPtr { result: std::ptr::null_mut() }
+                       o.contents.result = core::ptr::null_mut();
+                       CResult_NoneErrorZPtr { result: core::ptr::null_mut() }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NoneErrorZPtr { err }
                };
                Self {
@@ -1531,7 +1671,7 @@ impl Clone for CResult_NoneErrorZ {
        fn clone(&self) -> Self {
                if self.result_ok {
                        Self { result_ok: true, contents: CResult_NoneErrorZPtr {
-                               result: std::ptr::null_mut()
+                               result: core::ptr::null_mut()
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_NoneErrorZPtr {
@@ -1585,6 +1725,11 @@ pub extern "C" fn CResult_RouteHopDecodeErrorZ_err(e: crate::lightning::ln::msgs
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_RouteHopDecodeErrorZ_is_ok(o: &CResult_RouteHopDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_RouteHopDecodeErrorZ.
 pub extern "C" fn CResult_RouteHopDecodeErrorZ_free(_res: CResult_RouteHopDecodeErrorZ) { }
@@ -1605,11 +1750,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::router::RouteH
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::router::RouteHop, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_RouteHopDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_RouteHopDecodeErrorZPtr { err }
                };
                Self {
@@ -1648,13 +1793,13 @@ pub struct CVec_RouteHopZ {
 impl CVec_RouteHopZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::routing::router::RouteHop> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::routing::router::RouteHop] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::routing::router::RouteHop>> for CVec_RouteHopZ {
@@ -1670,14 +1815,14 @@ pub extern "C" fn CVec_RouteHopZ_free(_res: CVec_RouteHopZ) { }
 impl Drop for CVec_RouteHopZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_RouteHopZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -1694,13 +1839,13 @@ pub struct CVec_CVec_RouteHopZZ {
 impl CVec_CVec_RouteHopZZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::CVec_RouteHopZ> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::CVec_RouteHopZ] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::CVec_RouteHopZ>> for CVec_CVec_RouteHopZZ {
@@ -1716,14 +1861,14 @@ pub extern "C" fn CVec_CVec_RouteHopZZ_free(_res: CVec_CVec_RouteHopZZ) { }
 impl Drop for CVec_CVec_RouteHopZZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_CVec_RouteHopZZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -1768,6 +1913,11 @@ pub extern "C" fn CResult_RouteDecodeErrorZ_err(e: crate::lightning::ln::msgs::D
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_RouteDecodeErrorZ_is_ok(o: &CResult_RouteDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_RouteDecodeErrorZ.
 pub extern "C" fn CResult_RouteDecodeErrorZ_free(_res: CResult_RouteDecodeErrorZ) { }
@@ -1788,11 +1938,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::router::Route,
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::router::Route, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_RouteDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_RouteDecodeErrorZPtr { err }
                };
                Self {
@@ -1859,6 +2009,11 @@ pub extern "C" fn CResult_RouteParametersDecodeErrorZ_err(e: crate::lightning::l
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_RouteParametersDecodeErrorZ_is_ok(o: &CResult_RouteParametersDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_RouteParametersDecodeErrorZ.
 pub extern "C" fn CResult_RouteParametersDecodeErrorZ_free(_res: CResult_RouteParametersDecodeErrorZ) { }
@@ -1879,11 +2034,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::router::RouteP
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::router::RouteParameters, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_RouteParametersDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_RouteParametersDecodeErrorZPtr { err }
                };
                Self {
@@ -1922,13 +2077,13 @@ pub struct CVec_RouteHintZ {
 impl CVec_RouteHintZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::routing::router::RouteHint> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::routing::router::RouteHint] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::routing::router::RouteHint>> for CVec_RouteHintZ {
@@ -1944,14 +2099,14 @@ pub extern "C" fn CVec_RouteHintZ_free(_res: CVec_RouteHintZ) { }
 impl Drop for CVec_RouteHintZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_RouteHintZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -1966,7 +2121,7 @@ pub enum COption_u64Z {
 }
 impl COption_u64Z {
        #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
-               if let Self::Some(_) = self { true } else { false }
+               if let Self::None = self { false } else { true }
        }
        #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
                !self.is_some()
@@ -2033,6 +2188,11 @@ pub extern "C" fn CResult_PayeeDecodeErrorZ_err(e: crate::lightning::ln::msgs::D
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PayeeDecodeErrorZ_is_ok(o: &CResult_PayeeDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_PayeeDecodeErrorZ.
 pub extern "C" fn CResult_PayeeDecodeErrorZ_free(_res: CResult_PayeeDecodeErrorZ) { }
@@ -2053,11 +2213,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::router::Payee,
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::router::Payee, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_PayeeDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_PayeeDecodeErrorZPtr { err }
                };
                Self {
@@ -2096,13 +2256,13 @@ pub struct CVec_RouteHintHopZ {
 impl CVec_RouteHintHopZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::routing::router::RouteHintHop> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::routing::router::RouteHintHop] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::routing::router::RouteHintHop>> for CVec_RouteHintHopZ {
@@ -2118,14 +2278,14 @@ pub extern "C" fn CVec_RouteHintHopZ_free(_res: CVec_RouteHintHopZ) { }
 impl Drop for CVec_RouteHintHopZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_RouteHintHopZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -2170,6 +2330,11 @@ pub extern "C" fn CResult_RouteHintDecodeErrorZ_err(e: crate::lightning::ln::msg
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_RouteHintDecodeErrorZ_is_ok(o: &CResult_RouteHintDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_RouteHintDecodeErrorZ.
 pub extern "C" fn CResult_RouteHintDecodeErrorZ_free(_res: CResult_RouteHintDecodeErrorZ) { }
@@ -2190,11 +2355,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::router::RouteH
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::router::RouteHint, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_RouteHintDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_RouteHintDecodeErrorZPtr { err }
                };
                Self {
@@ -2261,6 +2426,11 @@ pub extern "C" fn CResult_RouteHintHopDecodeErrorZ_err(e: crate::lightning::ln::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_RouteHintHopDecodeErrorZ_is_ok(o: &CResult_RouteHintHopDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_RouteHintHopDecodeErrorZ.
 pub extern "C" fn CResult_RouteHintHopDecodeErrorZ_free(_res: CResult_RouteHintHopDecodeErrorZ) { }
@@ -2281,11 +2451,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::router::RouteH
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::router::RouteHintHop, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_RouteHintHopDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_RouteHintHopDecodeErrorZPtr { err }
                };
                Self {
@@ -2324,13 +2494,13 @@ pub struct CVec_ChannelDetailsZ {
 impl CVec_ChannelDetailsZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::ln::channelmanager::ChannelDetails> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::ln::channelmanager::ChannelDetails] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::ln::channelmanager::ChannelDetails>> for CVec_ChannelDetailsZ {
@@ -2346,14 +2516,14 @@ pub extern "C" fn CVec_ChannelDetailsZ_free(_res: CVec_ChannelDetailsZ) { }
 impl Drop for CVec_ChannelDetailsZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_ChannelDetailsZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -2398,6 +2568,11 @@ pub extern "C" fn CResult_RouteLightningErrorZ_err(e: crate::lightning::ln::msgs
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_RouteLightningErrorZ_is_ok(o: &CResult_RouteLightningErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_RouteLightningErrorZ.
 pub extern "C" fn CResult_RouteLightningErrorZ_free(_res: CResult_RouteLightningErrorZ) { }
@@ -2418,11 +2593,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::router::Route,
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::router::Route, crate::lightning::ln::msgs::LightningError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_RouteLightningErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_RouteLightningErrorZPtr { err }
                };
                Self {
@@ -2489,6 +2664,11 @@ pub extern "C" fn CResult_TxOutAccessErrorZ_err(e: crate::lightning::chain::Acce
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_TxOutAccessErrorZ_is_ok(o: &CResult_TxOutAccessErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_TxOutAccessErrorZ.
 pub extern "C" fn CResult_TxOutAccessErrorZ_free(_res: CResult_TxOutAccessErrorZ) { }
@@ -2509,11 +2689,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::TxOut, crate::lightning::
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::TxOut, crate::lightning::chain::AccessError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_TxOutAccessErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_TxOutAccessErrorZPtr { err }
                };
                Self {
@@ -2594,13 +2774,13 @@ pub struct CVec_C2Tuple_usizeTransactionZZ {
 impl CVec_C2Tuple_usizeTransactionZZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::C2Tuple_usizeTransactionZ> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::C2Tuple_usizeTransactionZ] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::C2Tuple_usizeTransactionZ>> for CVec_C2Tuple_usizeTransactionZZ {
@@ -2616,14 +2796,14 @@ pub extern "C" fn CVec_C2Tuple_usizeTransactionZZ_free(_res: CVec_C2Tuple_usizeT
 impl Drop for CVec_C2Tuple_usizeTransactionZZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_C2Tuple_usizeTransactionZZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -2640,13 +2820,13 @@ pub struct CVec_TxidZ {
 impl CVec_TxidZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::ThirtyTwoBytes> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::ThirtyTwoBytes] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::ThirtyTwoBytes>> for CVec_TxidZ {
@@ -2662,14 +2842,14 @@ pub extern "C" fn CVec_TxidZ_free(_res: CVec_TxidZ) { }
 impl Drop for CVec_TxidZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_TxidZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -2677,7 +2857,7 @@ impl Clone for CVec_TxidZ {
 /// The contents of CResult_NoneChannelMonitorUpdateErrZ
 pub union CResult_NoneChannelMonitorUpdateErrZPtr {
        /// Note that this value is always NULL, as there are no contents in the OK variant
-       pub result: *mut std::ffi::c_void,
+       pub result: *mut core::ffi::c_void,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning::chain::ChannelMonitorUpdateErr,
@@ -2698,7 +2878,7 @@ pub struct CResult_NoneChannelMonitorUpdateErrZ {
 pub extern "C" fn CResult_NoneChannelMonitorUpdateErrZ_ok() -> CResult_NoneChannelMonitorUpdateErrZ {
        CResult_NoneChannelMonitorUpdateErrZ {
                contents: CResult_NoneChannelMonitorUpdateErrZPtr {
-                       result: std::ptr::null_mut(),
+                       result: core::ptr::null_mut(),
                },
                result_ok: true,
        }
@@ -2713,6 +2893,11 @@ pub extern "C" fn CResult_NoneChannelMonitorUpdateErrZ_err(e: crate::lightning::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NoneChannelMonitorUpdateErrZ_is_ok(o: &CResult_NoneChannelMonitorUpdateErrZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NoneChannelMonitorUpdateErrZ.
 pub extern "C" fn CResult_NoneChannelMonitorUpdateErrZ_free(_res: CResult_NoneChannelMonitorUpdateErrZ) { }
@@ -2730,11 +2915,11 @@ impl From<crate::c_types::CResultTempl<(), crate::lightning::chain::ChannelMonit
        fn from(mut o: crate::c_types::CResultTempl<(), crate::lightning::chain::ChannelMonitorUpdateErr>) -> Self {
                let contents = if o.result_ok {
                        let _ = unsafe { Box::from_raw(o.contents.result) };
-                       o.contents.result = std::ptr::null_mut();
-                       CResult_NoneChannelMonitorUpdateErrZPtr { result: std::ptr::null_mut() }
+                       o.contents.result = core::ptr::null_mut();
+                       CResult_NoneChannelMonitorUpdateErrZPtr { result: core::ptr::null_mut() }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NoneChannelMonitorUpdateErrZPtr { err }
                };
                Self {
@@ -2747,7 +2932,7 @@ impl Clone for CResult_NoneChannelMonitorUpdateErrZ {
        fn clone(&self) -> Self {
                if self.result_ok {
                        Self { result_ok: true, contents: CResult_NoneChannelMonitorUpdateErrZPtr {
-                               result: std::ptr::null_mut()
+                               result: core::ptr::null_mut()
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_NoneChannelMonitorUpdateErrZPtr {
@@ -2773,13 +2958,13 @@ pub struct CVec_MonitorEventZ {
 impl CVec_MonitorEventZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::chain::channelmonitor::MonitorEvent> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::chain::channelmonitor::MonitorEvent] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::chain::channelmonitor::MonitorEvent>> for CVec_MonitorEventZ {
@@ -2795,14 +2980,14 @@ pub extern "C" fn CVec_MonitorEventZ_free(_res: CVec_MonitorEventZ) { }
 impl Drop for CVec_MonitorEventZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_MonitorEventZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -2817,7 +3002,7 @@ pub enum COption_C2Tuple_usizeTransactionZZ {
 }
 impl COption_C2Tuple_usizeTransactionZZ {
        #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
-               if let Self::Some(_) = self { true } else { false }
+               if let Self::None = self { false } else { true }
        }
        #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
                !self.is_some()
@@ -2845,6 +3030,139 @@ pub extern "C" fn COption_C2Tuple_usizeTransactionZZ_free(_res: COption_C2Tuple_
 pub extern "C" fn COption_C2Tuple_usizeTransactionZZ_clone(orig: &COption_C2Tuple_usizeTransactionZZ) -> COption_C2Tuple_usizeTransactionZZ { Clone::clone(&orig) }
 #[repr(C)]
 #[derive(Clone)]
+/// An enum which can either contain a crate::lightning::util::events::ClosureReason or not
+pub enum COption_ClosureReasonZ {
+       /// When we're in this state, this COption_ClosureReasonZ contains a crate::lightning::util::events::ClosureReason
+       Some(crate::lightning::util::events::ClosureReason),
+       /// When we're in this state, this COption_ClosureReasonZ contains nothing
+       None
+}
+impl COption_ClosureReasonZ {
+       #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
+               if let Self::None = self { false } else { true }
+       }
+       #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
+               !self.is_some()
+       }
+       #[allow(unused)] pub(crate) fn take(mut self) -> crate::lightning::util::events::ClosureReason {
+               if let Self::Some(v) = self { v } else { unreachable!() }
+       }
+}
+#[no_mangle]
+/// Constructs a new COption_ClosureReasonZ containing a crate::lightning::util::events::ClosureReason
+pub extern "C" fn COption_ClosureReasonZ_some(o: crate::lightning::util::events::ClosureReason) -> COption_ClosureReasonZ {
+       COption_ClosureReasonZ::Some(o)
+}
+#[no_mangle]
+/// Constructs a new COption_ClosureReasonZ containing nothing
+pub extern "C" fn COption_ClosureReasonZ_none() -> COption_ClosureReasonZ {
+       COption_ClosureReasonZ::None
+}
+#[no_mangle]
+/// Frees any resources associated with the crate::lightning::util::events::ClosureReason, if we are in the Some state
+pub extern "C" fn COption_ClosureReasonZ_free(_res: COption_ClosureReasonZ) { }
+#[no_mangle]
+/// Creates a new COption_ClosureReasonZ which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn COption_ClosureReasonZ_clone(orig: &COption_ClosureReasonZ) -> COption_ClosureReasonZ { Clone::clone(&orig) }
+#[repr(C)]
+/// The contents of CResult_COption_ClosureReasonZDecodeErrorZ
+pub union CResult_COption_ClosureReasonZDecodeErrorZPtr {
+       /// A pointer to the contents in the success state.
+       /// Reading from this pointer when `result_ok` is not set is undefined.
+       pub result: *mut crate::c_types::derived::COption_ClosureReasonZ,
+       /// A pointer to the contents in the error state.
+       /// Reading from this pointer when `result_ok` is set is undefined.
+       pub err: *mut crate::lightning::ln::msgs::DecodeError,
+}
+#[repr(C)]
+/// A CResult_COption_ClosureReasonZDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::c_types::derived::COption_ClosureReasonZ on success and a crate::lightning::ln::msgs::DecodeError on failure.
+/// `result_ok` indicates the overall state, and the contents are provided via `contents`.
+pub struct CResult_COption_ClosureReasonZDecodeErrorZ {
+       /// The contents of this CResult_COption_ClosureReasonZDecodeErrorZ, accessible via either
+       /// `err` or `result` depending on the state of `result_ok`.
+       pub contents: CResult_COption_ClosureReasonZDecodeErrorZPtr,
+       /// Whether this CResult_COption_ClosureReasonZDecodeErrorZ represents a success state.
+       pub result_ok: bool,
+}
+#[no_mangle]
+/// Creates a new CResult_COption_ClosureReasonZDecodeErrorZ in the success state.
+pub extern "C" fn CResult_COption_ClosureReasonZDecodeErrorZ_ok(o: crate::c_types::derived::COption_ClosureReasonZ) -> CResult_COption_ClosureReasonZDecodeErrorZ {
+       CResult_COption_ClosureReasonZDecodeErrorZ {
+               contents: CResult_COption_ClosureReasonZDecodeErrorZPtr {
+                       result: Box::into_raw(Box::new(o)),
+               },
+               result_ok: true,
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_COption_ClosureReasonZDecodeErrorZ in the error state.
+pub extern "C" fn CResult_COption_ClosureReasonZDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_COption_ClosureReasonZDecodeErrorZ {
+       CResult_COption_ClosureReasonZDecodeErrorZ {
+               contents: CResult_COption_ClosureReasonZDecodeErrorZPtr {
+                       err: Box::into_raw(Box::new(e)),
+               },
+               result_ok: false,
+       }
+}
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_COption_ClosureReasonZDecodeErrorZ_is_ok(o: &CResult_COption_ClosureReasonZDecodeErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_COption_ClosureReasonZDecodeErrorZ.
+pub extern "C" fn CResult_COption_ClosureReasonZDecodeErrorZ_free(_res: CResult_COption_ClosureReasonZDecodeErrorZ) { }
+impl Drop for CResult_COption_ClosureReasonZDecodeErrorZ {
+       fn drop(&mut self) {
+               if self.result_ok {
+                       if unsafe { !(self.contents.result as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.result) };
+                       }
+               } else {
+                       if unsafe { !(self.contents.err as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.err) };
+                       }
+               }
+       }
+}
+impl From<crate::c_types::CResultTempl<crate::c_types::derived::COption_ClosureReasonZ, crate::lightning::ln::msgs::DecodeError>> for CResult_COption_ClosureReasonZDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::COption_ClosureReasonZ, crate::lightning::ln::msgs::DecodeError>) -> Self {
+               let contents = if o.result_ok {
+                       let result = unsafe { o.contents.result };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_COption_ClosureReasonZDecodeErrorZPtr { result }
+               } else {
+                       let err = unsafe { o.contents.err };
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_COption_ClosureReasonZDecodeErrorZPtr { err }
+               };
+               Self {
+                       contents,
+                       result_ok: o.result_ok,
+               }
+       }
+}
+impl Clone for CResult_COption_ClosureReasonZDecodeErrorZ {
+       fn clone(&self) -> Self {
+               if self.result_ok {
+                       Self { result_ok: true, contents: CResult_COption_ClosureReasonZDecodeErrorZPtr {
+                               result: Box::into_raw(Box::new(<crate::c_types::derived::COption_ClosureReasonZ>::clone(unsafe { &*self.contents.result })))
+                       } }
+               } else {
+                       Self { result_ok: false, contents: CResult_COption_ClosureReasonZDecodeErrorZPtr {
+                               err: Box::into_raw(Box::new(<crate::lightning::ln::msgs::DecodeError>::clone(unsafe { &*self.contents.err })))
+                       } }
+               }
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_COption_ClosureReasonZDecodeErrorZ which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn CResult_COption_ClosureReasonZDecodeErrorZ_clone(orig: &CResult_COption_ClosureReasonZDecodeErrorZ) -> CResult_COption_ClosureReasonZDecodeErrorZ { Clone::clone(&orig) }
+#[repr(C)]
+#[derive(Clone)]
 /// An enum which can either contain a crate::lightning::routing::network_graph::NetworkUpdate or not
 pub enum COption_NetworkUpdateZ {
        /// When we're in this state, this COption_NetworkUpdateZ contains a crate::lightning::routing::network_graph::NetworkUpdate
@@ -2854,7 +3172,7 @@ pub enum COption_NetworkUpdateZ {
 }
 impl COption_NetworkUpdateZ {
        #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
-               if let Self::Some(_) = self { true } else { false }
+               if let Self::None = self { false } else { true }
        }
        #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
                !self.is_some()
@@ -2893,13 +3211,13 @@ pub struct CVec_SpendableOutputDescriptorZ {
 impl CVec_SpendableOutputDescriptorZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::chain::keysinterface::SpendableOutputDescriptor> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::chain::keysinterface::SpendableOutputDescriptor] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::chain::keysinterface::SpendableOutputDescriptor>> for CVec_SpendableOutputDescriptorZ {
@@ -2915,108 +3233,104 @@ pub extern "C" fn CVec_SpendableOutputDescriptorZ_free(_res: CVec_SpendableOutpu
 impl Drop for CVec_SpendableOutputDescriptorZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_SpendableOutputDescriptorZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
 #[repr(C)]
-/// A dynamically-allocated array of crate::lightning::util::events::MessageSendEvents of arbitrary size.
-/// This corresponds to std::vector in C++
-pub struct CVec_MessageSendEventZ {
-       /// The elements in the array.
-       /// If datalen is non-0 this must be a valid, non-NULL pointer allocated by malloc().
-       pub data: *mut crate::lightning::util::events::MessageSendEvent,
-       /// The number of elements pointed to by `data`.
-       pub datalen: usize
+#[derive(Clone)]
+/// An enum which can either contain a crate::lightning::util::events::Event or not
+pub enum COption_EventZ {
+       /// When we're in this state, this COption_EventZ contains a crate::lightning::util::events::Event
+       Some(crate::lightning::util::events::Event),
+       /// When we're in this state, this COption_EventZ contains nothing
+       None
 }
-impl CVec_MessageSendEventZ {
-       #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::util::events::MessageSendEvent> {
-               if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
-               self.datalen = 0;
-               ret
+impl COption_EventZ {
+       #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
+               if let Self::None = self { false } else { true }
        }
-       #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::util::events::MessageSendEvent] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+       #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
+               !self.is_some()
        }
-}
-impl From<Vec<crate::lightning::util::events::MessageSendEvent>> for CVec_MessageSendEventZ {
-       fn from(v: Vec<crate::lightning::util::events::MessageSendEvent>) -> Self {
-               let datalen = v.len();
-               let data = Box::into_raw(v.into_boxed_slice());
-               Self { datalen, data: unsafe { (*data).as_mut_ptr() } }
+       #[allow(unused)] pub(crate) fn take(mut self) -> crate::lightning::util::events::Event {
+               if let Self::Some(v) = self { v } else { unreachable!() }
        }
 }
 #[no_mangle]
-/// Frees the buffer pointed to by `data` if `datalen` is non-0.
-pub extern "C" fn CVec_MessageSendEventZ_free(_res: CVec_MessageSendEventZ) { }
-impl Drop for CVec_MessageSendEventZ {
-       fn drop(&mut self) {
-               if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
-       }
+/// Constructs a new COption_EventZ containing a crate::lightning::util::events::Event
+pub extern "C" fn COption_EventZ_some(o: crate::lightning::util::events::Event) -> COption_EventZ {
+       COption_EventZ::Some(o)
 }
-impl Clone for CVec_MessageSendEventZ {
-       fn clone(&self) -> Self {
-               let mut res = Vec::new();
-               if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
-               Self::from(res)
-       }
+#[no_mangle]
+/// Constructs a new COption_EventZ containing nothing
+pub extern "C" fn COption_EventZ_none() -> COption_EventZ {
+       COption_EventZ::None
 }
+#[no_mangle]
+/// Frees any resources associated with the crate::lightning::util::events::Event, if we are in the Some state
+pub extern "C" fn COption_EventZ_free(_res: COption_EventZ) { }
+#[no_mangle]
+/// Creates a new COption_EventZ which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn COption_EventZ_clone(orig: &COption_EventZ) -> COption_EventZ { Clone::clone(&orig) }
 #[repr(C)]
-/// The contents of CResult_InitFeaturesDecodeErrorZ
-pub union CResult_InitFeaturesDecodeErrorZPtr {
+/// The contents of CResult_COption_EventZDecodeErrorZ
+pub union CResult_COption_EventZDecodeErrorZPtr {
        /// A pointer to the contents in the success state.
        /// Reading from this pointer when `result_ok` is not set is undefined.
-       pub result: *mut crate::lightning::ln::features::InitFeatures,
+       pub result: *mut crate::c_types::derived::COption_EventZ,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning::ln::msgs::DecodeError,
 }
 #[repr(C)]
-/// A CResult_InitFeaturesDecodeErrorZ represents the result of a fallible operation,
-/// containing a crate::lightning::ln::features::InitFeatures on success and a crate::lightning::ln::msgs::DecodeError on failure.
+/// A CResult_COption_EventZDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::c_types::derived::COption_EventZ on success and a crate::lightning::ln::msgs::DecodeError on failure.
 /// `result_ok` indicates the overall state, and the contents are provided via `contents`.
-pub struct CResult_InitFeaturesDecodeErrorZ {
-       /// The contents of this CResult_InitFeaturesDecodeErrorZ, accessible via either
+pub struct CResult_COption_EventZDecodeErrorZ {
+       /// The contents of this CResult_COption_EventZDecodeErrorZ, accessible via either
        /// `err` or `result` depending on the state of `result_ok`.
-       pub contents: CResult_InitFeaturesDecodeErrorZPtr,
-       /// Whether this CResult_InitFeaturesDecodeErrorZ represents a success state.
+       pub contents: CResult_COption_EventZDecodeErrorZPtr,
+       /// Whether this CResult_COption_EventZDecodeErrorZ represents a success state.
        pub result_ok: bool,
 }
 #[no_mangle]
-/// Creates a new CResult_InitFeaturesDecodeErrorZ in the success state.
-pub extern "C" fn CResult_InitFeaturesDecodeErrorZ_ok(o: crate::lightning::ln::features::InitFeatures) -> CResult_InitFeaturesDecodeErrorZ {
-       CResult_InitFeaturesDecodeErrorZ {
-               contents: CResult_InitFeaturesDecodeErrorZPtr {
+/// Creates a new CResult_COption_EventZDecodeErrorZ in the success state.
+pub extern "C" fn CResult_COption_EventZDecodeErrorZ_ok(o: crate::c_types::derived::COption_EventZ) -> CResult_COption_EventZDecodeErrorZ {
+       CResult_COption_EventZDecodeErrorZ {
+               contents: CResult_COption_EventZDecodeErrorZPtr {
                        result: Box::into_raw(Box::new(o)),
                },
                result_ok: true,
        }
 }
 #[no_mangle]
-/// Creates a new CResult_InitFeaturesDecodeErrorZ in the error state.
-pub extern "C" fn CResult_InitFeaturesDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_InitFeaturesDecodeErrorZ {
-       CResult_InitFeaturesDecodeErrorZ {
-               contents: CResult_InitFeaturesDecodeErrorZPtr {
+/// Creates a new CResult_COption_EventZDecodeErrorZ in the error state.
+pub extern "C" fn CResult_COption_EventZDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_COption_EventZDecodeErrorZ {
+       CResult_COption_EventZDecodeErrorZ {
+               contents: CResult_COption_EventZDecodeErrorZPtr {
                        err: Box::into_raw(Box::new(e)),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
 #[no_mangle]
-/// Frees any resources used by the CResult_InitFeaturesDecodeErrorZ.
-pub extern "C" fn CResult_InitFeaturesDecodeErrorZ_free(_res: CResult_InitFeaturesDecodeErrorZ) { }
-impl Drop for CResult_InitFeaturesDecodeErrorZ {
+pub extern "C" fn CResult_COption_EventZDecodeErrorZ_is_ok(o: &CResult_COption_EventZDecodeErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_COption_EventZDecodeErrorZ.
+pub extern "C" fn CResult_COption_EventZDecodeErrorZ_free(_res: CResult_COption_EventZDecodeErrorZ) { }
+impl Drop for CResult_COption_EventZDecodeErrorZ {
        fn drop(&mut self) {
                if self.result_ok {
                        if unsafe { !(self.contents.result as *mut ()).is_null() } {
@@ -3029,16 +3343,16 @@ impl Drop for CResult_InitFeaturesDecodeErrorZ {
                }
        }
 }
-impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::InitFeatures, crate::lightning::ln::msgs::DecodeError>> for CResult_InitFeaturesDecodeErrorZ {
-       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::features::InitFeatures, crate::lightning::ln::msgs::DecodeError>) -> Self {
+impl From<crate::c_types::CResultTempl<crate::c_types::derived::COption_EventZ, crate::lightning::ln::msgs::DecodeError>> for CResult_COption_EventZDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::COption_EventZ, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
-                       CResult_InitFeaturesDecodeErrorZPtr { result }
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_COption_EventZDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
-                       CResult_InitFeaturesDecodeErrorZPtr { err }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_COption_EventZDecodeErrorZPtr { err }
                };
                Self {
                        contents,
@@ -3046,51 +3360,119 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::InitFeatu
                }
        }
 }
-#[repr(C)]
-/// The contents of CResult_NodeFeaturesDecodeErrorZ
-pub union CResult_NodeFeaturesDecodeErrorZPtr {
-       /// A pointer to the contents in the success state.
-       /// Reading from this pointer when `result_ok` is not set is undefined.
-       pub result: *mut crate::lightning::ln::features::NodeFeatures,
-       /// A pointer to the contents in the error state.
-       /// Reading from this pointer when `result_ok` is set is undefined.
-       pub err: *mut crate::lightning::ln::msgs::DecodeError,
-}
-#[repr(C)]
-/// A CResult_NodeFeaturesDecodeErrorZ represents the result of a fallible operation,
-/// containing a crate::lightning::ln::features::NodeFeatures on success and a crate::lightning::ln::msgs::DecodeError on failure.
-/// `result_ok` indicates the overall state, and the contents are provided via `contents`.
-pub struct CResult_NodeFeaturesDecodeErrorZ {
-       /// The contents of this CResult_NodeFeaturesDecodeErrorZ, accessible via either
-       /// `err` or `result` depending on the state of `result_ok`.
-       pub contents: CResult_NodeFeaturesDecodeErrorZPtr,
-       /// Whether this CResult_NodeFeaturesDecodeErrorZ represents a success state.
-       pub result_ok: bool,
+impl Clone for CResult_COption_EventZDecodeErrorZ {
+       fn clone(&self) -> Self {
+               if self.result_ok {
+                       Self { result_ok: true, contents: CResult_COption_EventZDecodeErrorZPtr {
+                               result: Box::into_raw(Box::new(<crate::c_types::derived::COption_EventZ>::clone(unsafe { &*self.contents.result })))
+                       } }
+               } else {
+                       Self { result_ok: false, contents: CResult_COption_EventZDecodeErrorZPtr {
+                               err: Box::into_raw(Box::new(<crate::lightning::ln::msgs::DecodeError>::clone(unsafe { &*self.contents.err })))
+                       } }
+               }
+       }
 }
 #[no_mangle]
-/// Creates a new CResult_NodeFeaturesDecodeErrorZ in the success state.
-pub extern "C" fn CResult_NodeFeaturesDecodeErrorZ_ok(o: crate::lightning::ln::features::NodeFeatures) -> CResult_NodeFeaturesDecodeErrorZ {
-       CResult_NodeFeaturesDecodeErrorZ {
-               contents: CResult_NodeFeaturesDecodeErrorZPtr {
+/// Creates a new CResult_COption_EventZDecodeErrorZ which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn CResult_COption_EventZDecodeErrorZ_clone(orig: &CResult_COption_EventZDecodeErrorZ) -> CResult_COption_EventZDecodeErrorZ { Clone::clone(&orig) }
+#[repr(C)]
+/// A dynamically-allocated array of crate::lightning::util::events::MessageSendEvents of arbitrary size.
+/// This corresponds to std::vector in C++
+pub struct CVec_MessageSendEventZ {
+       /// The elements in the array.
+       /// If datalen is non-0 this must be a valid, non-NULL pointer allocated by malloc().
+       pub data: *mut crate::lightning::util::events::MessageSendEvent,
+       /// The number of elements pointed to by `data`.
+       pub datalen: usize
+}
+impl CVec_MessageSendEventZ {
+       #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::util::events::MessageSendEvent> {
+               if self.datalen == 0 { return Vec::new(); }
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
+               self.datalen = 0;
+               ret
+       }
+       #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::util::events::MessageSendEvent] {
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
+       }
+}
+impl From<Vec<crate::lightning::util::events::MessageSendEvent>> for CVec_MessageSendEventZ {
+       fn from(v: Vec<crate::lightning::util::events::MessageSendEvent>) -> Self {
+               let datalen = v.len();
+               let data = Box::into_raw(v.into_boxed_slice());
+               Self { datalen, data: unsafe { (*data).as_mut_ptr() } }
+       }
+}
+#[no_mangle]
+/// Frees the buffer pointed to by `data` if `datalen` is non-0.
+pub extern "C" fn CVec_MessageSendEventZ_free(_res: CVec_MessageSendEventZ) { }
+impl Drop for CVec_MessageSendEventZ {
+       fn drop(&mut self) {
+               if self.datalen == 0 { return; }
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
+       }
+}
+impl Clone for CVec_MessageSendEventZ {
+       fn clone(&self) -> Self {
+               let mut res = Vec::new();
+               if self.datalen == 0 { return Self::from(res); }
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
+               Self::from(res)
+       }
+}
+#[repr(C)]
+/// The contents of CResult_ScoringParametersDecodeErrorZ
+pub union CResult_ScoringParametersDecodeErrorZPtr {
+       /// A pointer to the contents in the success state.
+       /// Reading from this pointer when `result_ok` is not set is undefined.
+       pub result: *mut crate::lightning::routing::scoring::ScoringParameters,
+       /// A pointer to the contents in the error state.
+       /// Reading from this pointer when `result_ok` is set is undefined.
+       pub err: *mut crate::lightning::ln::msgs::DecodeError,
+}
+#[repr(C)]
+/// A CResult_ScoringParametersDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::lightning::routing::scoring::ScoringParameters on success and a crate::lightning::ln::msgs::DecodeError on failure.
+/// `result_ok` indicates the overall state, and the contents are provided via `contents`.
+pub struct CResult_ScoringParametersDecodeErrorZ {
+       /// The contents of this CResult_ScoringParametersDecodeErrorZ, accessible via either
+       /// `err` or `result` depending on the state of `result_ok`.
+       pub contents: CResult_ScoringParametersDecodeErrorZPtr,
+       /// Whether this CResult_ScoringParametersDecodeErrorZ represents a success state.
+       pub result_ok: bool,
+}
+#[no_mangle]
+/// Creates a new CResult_ScoringParametersDecodeErrorZ in the success state.
+pub extern "C" fn CResult_ScoringParametersDecodeErrorZ_ok(o: crate::lightning::routing::scoring::ScoringParameters) -> CResult_ScoringParametersDecodeErrorZ {
+       CResult_ScoringParametersDecodeErrorZ {
+               contents: CResult_ScoringParametersDecodeErrorZPtr {
                        result: Box::into_raw(Box::new(o)),
                },
                result_ok: true,
        }
 }
 #[no_mangle]
-/// Creates a new CResult_NodeFeaturesDecodeErrorZ in the error state.
-pub extern "C" fn CResult_NodeFeaturesDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_NodeFeaturesDecodeErrorZ {
-       CResult_NodeFeaturesDecodeErrorZ {
-               contents: CResult_NodeFeaturesDecodeErrorZPtr {
+/// Creates a new CResult_ScoringParametersDecodeErrorZ in the error state.
+pub extern "C" fn CResult_ScoringParametersDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_ScoringParametersDecodeErrorZ {
+       CResult_ScoringParametersDecodeErrorZ {
+               contents: CResult_ScoringParametersDecodeErrorZPtr {
                        err: Box::into_raw(Box::new(e)),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
 #[no_mangle]
-/// Frees any resources used by the CResult_NodeFeaturesDecodeErrorZ.
-pub extern "C" fn CResult_NodeFeaturesDecodeErrorZ_free(_res: CResult_NodeFeaturesDecodeErrorZ) { }
-impl Drop for CResult_NodeFeaturesDecodeErrorZ {
+pub extern "C" fn CResult_ScoringParametersDecodeErrorZ_is_ok(o: &CResult_ScoringParametersDecodeErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_ScoringParametersDecodeErrorZ.
+pub extern "C" fn CResult_ScoringParametersDecodeErrorZ_free(_res: CResult_ScoringParametersDecodeErrorZ) { }
+impl Drop for CResult_ScoringParametersDecodeErrorZ {
        fn drop(&mut self) {
                if self.result_ok {
                        if unsafe { !(self.contents.result as *mut ()).is_null() } {
@@ -3103,16 +3485,174 @@ impl Drop for CResult_NodeFeaturesDecodeErrorZ {
                }
        }
 }
-impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::NodeFeatures, crate::lightning::ln::msgs::DecodeError>> for CResult_NodeFeaturesDecodeErrorZ {
-       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::features::NodeFeatures, crate::lightning::ln::msgs::DecodeError>) -> Self {
+impl From<crate::c_types::CResultTempl<crate::lightning::routing::scoring::ScoringParameters, crate::lightning::ln::msgs::DecodeError>> for CResult_ScoringParametersDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::scoring::ScoringParameters, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
-                       CResult_NodeFeaturesDecodeErrorZPtr { result }
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_ScoringParametersDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
-                       CResult_NodeFeaturesDecodeErrorZPtr { err }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_ScoringParametersDecodeErrorZPtr { err }
+               };
+               Self {
+                       contents,
+                       result_ok: o.result_ok,
+               }
+       }
+}
+#[repr(C)]
+/// The contents of CResult_ScorerDecodeErrorZ
+pub union CResult_ScorerDecodeErrorZPtr {
+       /// A pointer to the contents in the success state.
+       /// Reading from this pointer when `result_ok` is not set is undefined.
+       pub result: *mut crate::lightning::routing::scoring::Scorer,
+       /// A pointer to the contents in the error state.
+       /// Reading from this pointer when `result_ok` is set is undefined.
+       pub err: *mut crate::lightning::ln::msgs::DecodeError,
+}
+#[repr(C)]
+/// A CResult_ScorerDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::lightning::routing::scoring::Scorer on success and a crate::lightning::ln::msgs::DecodeError on failure.
+/// `result_ok` indicates the overall state, and the contents are provided via `contents`.
+pub struct CResult_ScorerDecodeErrorZ {
+       /// The contents of this CResult_ScorerDecodeErrorZ, accessible via either
+       /// `err` or `result` depending on the state of `result_ok`.
+       pub contents: CResult_ScorerDecodeErrorZPtr,
+       /// Whether this CResult_ScorerDecodeErrorZ represents a success state.
+       pub result_ok: bool,
+}
+#[no_mangle]
+/// Creates a new CResult_ScorerDecodeErrorZ in the success state.
+pub extern "C" fn CResult_ScorerDecodeErrorZ_ok(o: crate::lightning::routing::scoring::Scorer) -> CResult_ScorerDecodeErrorZ {
+       CResult_ScorerDecodeErrorZ {
+               contents: CResult_ScorerDecodeErrorZPtr {
+                       result: Box::into_raw(Box::new(o)),
+               },
+               result_ok: true,
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_ScorerDecodeErrorZ in the error state.
+pub extern "C" fn CResult_ScorerDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_ScorerDecodeErrorZ {
+       CResult_ScorerDecodeErrorZ {
+               contents: CResult_ScorerDecodeErrorZPtr {
+                       err: Box::into_raw(Box::new(e)),
+               },
+               result_ok: false,
+       }
+}
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ScorerDecodeErrorZ_is_ok(o: &CResult_ScorerDecodeErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_ScorerDecodeErrorZ.
+pub extern "C" fn CResult_ScorerDecodeErrorZ_free(_res: CResult_ScorerDecodeErrorZ) { }
+impl Drop for CResult_ScorerDecodeErrorZ {
+       fn drop(&mut self) {
+               if self.result_ok {
+                       if unsafe { !(self.contents.result as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.result) };
+                       }
+               } else {
+                       if unsafe { !(self.contents.err as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.err) };
+                       }
+               }
+       }
+}
+impl From<crate::c_types::CResultTempl<crate::lightning::routing::scoring::Scorer, crate::lightning::ln::msgs::DecodeError>> for CResult_ScorerDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::scoring::Scorer, crate::lightning::ln::msgs::DecodeError>) -> Self {
+               let contents = if o.result_ok {
+                       let result = unsafe { o.contents.result };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_ScorerDecodeErrorZPtr { result }
+               } else {
+                       let err = unsafe { o.contents.err };
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_ScorerDecodeErrorZPtr { err }
+               };
+               Self {
+                       contents,
+                       result_ok: o.result_ok,
+               }
+       }
+}
+#[repr(C)]
+/// The contents of CResult_InitFeaturesDecodeErrorZ
+pub union CResult_InitFeaturesDecodeErrorZPtr {
+       /// A pointer to the contents in the success state.
+       /// Reading from this pointer when `result_ok` is not set is undefined.
+       pub result: *mut crate::lightning::ln::features::InitFeatures,
+       /// A pointer to the contents in the error state.
+       /// Reading from this pointer when `result_ok` is set is undefined.
+       pub err: *mut crate::lightning::ln::msgs::DecodeError,
+}
+#[repr(C)]
+/// A CResult_InitFeaturesDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::lightning::ln::features::InitFeatures on success and a crate::lightning::ln::msgs::DecodeError on failure.
+/// `result_ok` indicates the overall state, and the contents are provided via `contents`.
+pub struct CResult_InitFeaturesDecodeErrorZ {
+       /// The contents of this CResult_InitFeaturesDecodeErrorZ, accessible via either
+       /// `err` or `result` depending on the state of `result_ok`.
+       pub contents: CResult_InitFeaturesDecodeErrorZPtr,
+       /// Whether this CResult_InitFeaturesDecodeErrorZ represents a success state.
+       pub result_ok: bool,
+}
+#[no_mangle]
+/// Creates a new CResult_InitFeaturesDecodeErrorZ in the success state.
+pub extern "C" fn CResult_InitFeaturesDecodeErrorZ_ok(o: crate::lightning::ln::features::InitFeatures) -> CResult_InitFeaturesDecodeErrorZ {
+       CResult_InitFeaturesDecodeErrorZ {
+               contents: CResult_InitFeaturesDecodeErrorZPtr {
+                       result: Box::into_raw(Box::new(o)),
+               },
+               result_ok: true,
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_InitFeaturesDecodeErrorZ in the error state.
+pub extern "C" fn CResult_InitFeaturesDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_InitFeaturesDecodeErrorZ {
+       CResult_InitFeaturesDecodeErrorZ {
+               contents: CResult_InitFeaturesDecodeErrorZPtr {
+                       err: Box::into_raw(Box::new(e)),
+               },
+               result_ok: false,
+       }
+}
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_InitFeaturesDecodeErrorZ_is_ok(o: &CResult_InitFeaturesDecodeErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_InitFeaturesDecodeErrorZ.
+pub extern "C" fn CResult_InitFeaturesDecodeErrorZ_free(_res: CResult_InitFeaturesDecodeErrorZ) { }
+impl Drop for CResult_InitFeaturesDecodeErrorZ {
+       fn drop(&mut self) {
+               if self.result_ok {
+                       if unsafe { !(self.contents.result as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.result) };
+                       }
+               } else {
+                       if unsafe { !(self.contents.err as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.err) };
+                       }
+               }
+       }
+}
+impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::InitFeatures, crate::lightning::ln::msgs::DecodeError>> for CResult_InitFeaturesDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::features::InitFeatures, crate::lightning::ln::msgs::DecodeError>) -> Self {
+               let contents = if o.result_ok {
+                       let result = unsafe { o.contents.result };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_InitFeaturesDecodeErrorZPtr { result }
+               } else {
+                       let err = unsafe { o.contents.err };
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_InitFeaturesDecodeErrorZPtr { err }
                };
                Self {
                        contents,
@@ -3161,6 +3701,11 @@ pub extern "C" fn CResult_ChannelFeaturesDecodeErrorZ_err(e: crate::lightning::l
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ChannelFeaturesDecodeErrorZ_is_ok(o: &CResult_ChannelFeaturesDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ChannelFeaturesDecodeErrorZ.
 pub extern "C" fn CResult_ChannelFeaturesDecodeErrorZ_free(_res: CResult_ChannelFeaturesDecodeErrorZ) { }
@@ -3181,11 +3726,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::ChannelFe
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::features::ChannelFeatures, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ChannelFeaturesDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ChannelFeaturesDecodeErrorZPtr { err }
                };
                Self {
@@ -3195,50 +3740,55 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::ChannelFe
        }
 }
 #[repr(C)]
-/// The contents of CResult_InvoiceFeaturesDecodeErrorZ
-pub union CResult_InvoiceFeaturesDecodeErrorZPtr {
+/// The contents of CResult_NodeFeaturesDecodeErrorZ
+pub union CResult_NodeFeaturesDecodeErrorZPtr {
        /// A pointer to the contents in the success state.
        /// Reading from this pointer when `result_ok` is not set is undefined.
-       pub result: *mut crate::lightning::ln::features::InvoiceFeatures,
+       pub result: *mut crate::lightning::ln::features::NodeFeatures,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning::ln::msgs::DecodeError,
 }
 #[repr(C)]
-/// A CResult_InvoiceFeaturesDecodeErrorZ represents the result of a fallible operation,
-/// containing a crate::lightning::ln::features::InvoiceFeatures on success and a crate::lightning::ln::msgs::DecodeError on failure.
+/// A CResult_NodeFeaturesDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::lightning::ln::features::NodeFeatures on success and a crate::lightning::ln::msgs::DecodeError on failure.
 /// `result_ok` indicates the overall state, and the contents are provided via `contents`.
-pub struct CResult_InvoiceFeaturesDecodeErrorZ {
-       /// The contents of this CResult_InvoiceFeaturesDecodeErrorZ, accessible via either
+pub struct CResult_NodeFeaturesDecodeErrorZ {
+       /// The contents of this CResult_NodeFeaturesDecodeErrorZ, accessible via either
        /// `err` or `result` depending on the state of `result_ok`.
-       pub contents: CResult_InvoiceFeaturesDecodeErrorZPtr,
-       /// Whether this CResult_InvoiceFeaturesDecodeErrorZ represents a success state.
+       pub contents: CResult_NodeFeaturesDecodeErrorZPtr,
+       /// Whether this CResult_NodeFeaturesDecodeErrorZ represents a success state.
        pub result_ok: bool,
 }
 #[no_mangle]
-/// Creates a new CResult_InvoiceFeaturesDecodeErrorZ in the success state.
-pub extern "C" fn CResult_InvoiceFeaturesDecodeErrorZ_ok(o: crate::lightning::ln::features::InvoiceFeatures) -> CResult_InvoiceFeaturesDecodeErrorZ {
-       CResult_InvoiceFeaturesDecodeErrorZ {
-               contents: CResult_InvoiceFeaturesDecodeErrorZPtr {
+/// Creates a new CResult_NodeFeaturesDecodeErrorZ in the success state.
+pub extern "C" fn CResult_NodeFeaturesDecodeErrorZ_ok(o: crate::lightning::ln::features::NodeFeatures) -> CResult_NodeFeaturesDecodeErrorZ {
+       CResult_NodeFeaturesDecodeErrorZ {
+               contents: CResult_NodeFeaturesDecodeErrorZPtr {
                        result: Box::into_raw(Box::new(o)),
                },
                result_ok: true,
        }
 }
 #[no_mangle]
-/// Creates a new CResult_InvoiceFeaturesDecodeErrorZ in the error state.
-pub extern "C" fn CResult_InvoiceFeaturesDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_InvoiceFeaturesDecodeErrorZ {
-       CResult_InvoiceFeaturesDecodeErrorZ {
-               contents: CResult_InvoiceFeaturesDecodeErrorZPtr {
+/// Creates a new CResult_NodeFeaturesDecodeErrorZ in the error state.
+pub extern "C" fn CResult_NodeFeaturesDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_NodeFeaturesDecodeErrorZ {
+       CResult_NodeFeaturesDecodeErrorZ {
+               contents: CResult_NodeFeaturesDecodeErrorZPtr {
                        err: Box::into_raw(Box::new(e)),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
 #[no_mangle]
-/// Frees any resources used by the CResult_InvoiceFeaturesDecodeErrorZ.
-pub extern "C" fn CResult_InvoiceFeaturesDecodeErrorZ_free(_res: CResult_InvoiceFeaturesDecodeErrorZ) { }
-impl Drop for CResult_InvoiceFeaturesDecodeErrorZ {
+pub extern "C" fn CResult_NodeFeaturesDecodeErrorZ_is_ok(o: &CResult_NodeFeaturesDecodeErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_NodeFeaturesDecodeErrorZ.
+pub extern "C" fn CResult_NodeFeaturesDecodeErrorZ_free(_res: CResult_NodeFeaturesDecodeErrorZ) { }
+impl Drop for CResult_NodeFeaturesDecodeErrorZ {
        fn drop(&mut self) {
                if self.result_ok {
                        if unsafe { !(self.contents.result as *mut ()).is_null() } {
@@ -3251,16 +3801,16 @@ impl Drop for CResult_InvoiceFeaturesDecodeErrorZ {
                }
        }
 }
-impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::InvoiceFeatures, crate::lightning::ln::msgs::DecodeError>> for CResult_InvoiceFeaturesDecodeErrorZ {
-       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::features::InvoiceFeatures, crate::lightning::ln::msgs::DecodeError>) -> Self {
+impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::NodeFeatures, crate::lightning::ln::msgs::DecodeError>> for CResult_NodeFeaturesDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::features::NodeFeatures, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
-                       CResult_InvoiceFeaturesDecodeErrorZPtr { result }
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_NodeFeaturesDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
-                       CResult_InvoiceFeaturesDecodeErrorZPtr { err }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_NodeFeaturesDecodeErrorZPtr { err }
                };
                Self {
                        contents,
@@ -3269,50 +3819,55 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::InvoiceFe
        }
 }
 #[repr(C)]
-/// The contents of CResult_ScoringParametersDecodeErrorZ
-pub union CResult_ScoringParametersDecodeErrorZPtr {
+/// The contents of CResult_InvoiceFeaturesDecodeErrorZ
+pub union CResult_InvoiceFeaturesDecodeErrorZPtr {
        /// A pointer to the contents in the success state.
        /// Reading from this pointer when `result_ok` is not set is undefined.
-       pub result: *mut crate::lightning::routing::scorer::ScoringParameters,
+       pub result: *mut crate::lightning::ln::features::InvoiceFeatures,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning::ln::msgs::DecodeError,
 }
 #[repr(C)]
-/// A CResult_ScoringParametersDecodeErrorZ represents the result of a fallible operation,
-/// containing a crate::lightning::routing::scorer::ScoringParameters on success and a crate::lightning::ln::msgs::DecodeError on failure.
+/// A CResult_InvoiceFeaturesDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::lightning::ln::features::InvoiceFeatures on success and a crate::lightning::ln::msgs::DecodeError on failure.
 /// `result_ok` indicates the overall state, and the contents are provided via `contents`.
-pub struct CResult_ScoringParametersDecodeErrorZ {
-       /// The contents of this CResult_ScoringParametersDecodeErrorZ, accessible via either
+pub struct CResult_InvoiceFeaturesDecodeErrorZ {
+       /// The contents of this CResult_InvoiceFeaturesDecodeErrorZ, accessible via either
        /// `err` or `result` depending on the state of `result_ok`.
-       pub contents: CResult_ScoringParametersDecodeErrorZPtr,
-       /// Whether this CResult_ScoringParametersDecodeErrorZ represents a success state.
+       pub contents: CResult_InvoiceFeaturesDecodeErrorZPtr,
+       /// Whether this CResult_InvoiceFeaturesDecodeErrorZ represents a success state.
        pub result_ok: bool,
 }
 #[no_mangle]
-/// Creates a new CResult_ScoringParametersDecodeErrorZ in the success state.
-pub extern "C" fn CResult_ScoringParametersDecodeErrorZ_ok(o: crate::lightning::routing::scorer::ScoringParameters) -> CResult_ScoringParametersDecodeErrorZ {
-       CResult_ScoringParametersDecodeErrorZ {
-               contents: CResult_ScoringParametersDecodeErrorZPtr {
+/// Creates a new CResult_InvoiceFeaturesDecodeErrorZ in the success state.
+pub extern "C" fn CResult_InvoiceFeaturesDecodeErrorZ_ok(o: crate::lightning::ln::features::InvoiceFeatures) -> CResult_InvoiceFeaturesDecodeErrorZ {
+       CResult_InvoiceFeaturesDecodeErrorZ {
+               contents: CResult_InvoiceFeaturesDecodeErrorZPtr {
                        result: Box::into_raw(Box::new(o)),
                },
                result_ok: true,
        }
 }
 #[no_mangle]
-/// Creates a new CResult_ScoringParametersDecodeErrorZ in the error state.
-pub extern "C" fn CResult_ScoringParametersDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_ScoringParametersDecodeErrorZ {
-       CResult_ScoringParametersDecodeErrorZ {
-               contents: CResult_ScoringParametersDecodeErrorZPtr {
+/// Creates a new CResult_InvoiceFeaturesDecodeErrorZ in the error state.
+pub extern "C" fn CResult_InvoiceFeaturesDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_InvoiceFeaturesDecodeErrorZ {
+       CResult_InvoiceFeaturesDecodeErrorZ {
+               contents: CResult_InvoiceFeaturesDecodeErrorZPtr {
                        err: Box::into_raw(Box::new(e)),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
 #[no_mangle]
-/// Frees any resources used by the CResult_ScoringParametersDecodeErrorZ.
-pub extern "C" fn CResult_ScoringParametersDecodeErrorZ_free(_res: CResult_ScoringParametersDecodeErrorZ) { }
-impl Drop for CResult_ScoringParametersDecodeErrorZ {
+pub extern "C" fn CResult_InvoiceFeaturesDecodeErrorZ_is_ok(o: &CResult_InvoiceFeaturesDecodeErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_InvoiceFeaturesDecodeErrorZ.
+pub extern "C" fn CResult_InvoiceFeaturesDecodeErrorZ_free(_res: CResult_InvoiceFeaturesDecodeErrorZ) { }
+impl Drop for CResult_InvoiceFeaturesDecodeErrorZ {
        fn drop(&mut self) {
                if self.result_ok {
                        if unsafe { !(self.contents.result as *mut ()).is_null() } {
@@ -3325,16 +3880,16 @@ impl Drop for CResult_ScoringParametersDecodeErrorZ {
                }
        }
 }
-impl From<crate::c_types::CResultTempl<crate::lightning::routing::scorer::ScoringParameters, crate::lightning::ln::msgs::DecodeError>> for CResult_ScoringParametersDecodeErrorZ {
-       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::scorer::ScoringParameters, crate::lightning::ln::msgs::DecodeError>) -> Self {
+impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::InvoiceFeatures, crate::lightning::ln::msgs::DecodeError>> for CResult_InvoiceFeaturesDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::features::InvoiceFeatures, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
-                       CResult_ScoringParametersDecodeErrorZPtr { result }
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_InvoiceFeaturesDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
-                       CResult_ScoringParametersDecodeErrorZPtr { err }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_InvoiceFeaturesDecodeErrorZPtr { err }
                };
                Self {
                        contents,
@@ -3343,50 +3898,55 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::scorer::Scorin
        }
 }
 #[repr(C)]
-/// The contents of CResult_ScorerDecodeErrorZ
-pub union CResult_ScorerDecodeErrorZPtr {
+/// The contents of CResult_ChannelTypeFeaturesDecodeErrorZ
+pub union CResult_ChannelTypeFeaturesDecodeErrorZPtr {
        /// A pointer to the contents in the success state.
        /// Reading from this pointer when `result_ok` is not set is undefined.
-       pub result: *mut crate::lightning::routing::scorer::Scorer,
+       pub result: *mut crate::lightning::ln::features::ChannelTypeFeatures,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning::ln::msgs::DecodeError,
 }
 #[repr(C)]
-/// A CResult_ScorerDecodeErrorZ represents the result of a fallible operation,
-/// containing a crate::lightning::routing::scorer::Scorer on success and a crate::lightning::ln::msgs::DecodeError on failure.
+/// A CResult_ChannelTypeFeaturesDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::lightning::ln::features::ChannelTypeFeatures on success and a crate::lightning::ln::msgs::DecodeError on failure.
 /// `result_ok` indicates the overall state, and the contents are provided via `contents`.
-pub struct CResult_ScorerDecodeErrorZ {
-       /// The contents of this CResult_ScorerDecodeErrorZ, accessible via either
+pub struct CResult_ChannelTypeFeaturesDecodeErrorZ {
+       /// The contents of this CResult_ChannelTypeFeaturesDecodeErrorZ, accessible via either
        /// `err` or `result` depending on the state of `result_ok`.
-       pub contents: CResult_ScorerDecodeErrorZPtr,
-       /// Whether this CResult_ScorerDecodeErrorZ represents a success state.
+       pub contents: CResult_ChannelTypeFeaturesDecodeErrorZPtr,
+       /// Whether this CResult_ChannelTypeFeaturesDecodeErrorZ represents a success state.
        pub result_ok: bool,
 }
 #[no_mangle]
-/// Creates a new CResult_ScorerDecodeErrorZ in the success state.
-pub extern "C" fn CResult_ScorerDecodeErrorZ_ok(o: crate::lightning::routing::scorer::Scorer) -> CResult_ScorerDecodeErrorZ {
-       CResult_ScorerDecodeErrorZ {
-               contents: CResult_ScorerDecodeErrorZPtr {
+/// Creates a new CResult_ChannelTypeFeaturesDecodeErrorZ in the success state.
+pub extern "C" fn CResult_ChannelTypeFeaturesDecodeErrorZ_ok(o: crate::lightning::ln::features::ChannelTypeFeatures) -> CResult_ChannelTypeFeaturesDecodeErrorZ {
+       CResult_ChannelTypeFeaturesDecodeErrorZ {
+               contents: CResult_ChannelTypeFeaturesDecodeErrorZPtr {
                        result: Box::into_raw(Box::new(o)),
                },
                result_ok: true,
        }
 }
 #[no_mangle]
-/// Creates a new CResult_ScorerDecodeErrorZ in the error state.
-pub extern "C" fn CResult_ScorerDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_ScorerDecodeErrorZ {
-       CResult_ScorerDecodeErrorZ {
-               contents: CResult_ScorerDecodeErrorZPtr {
+/// Creates a new CResult_ChannelTypeFeaturesDecodeErrorZ in the error state.
+pub extern "C" fn CResult_ChannelTypeFeaturesDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_ChannelTypeFeaturesDecodeErrorZ {
+       CResult_ChannelTypeFeaturesDecodeErrorZ {
+               contents: CResult_ChannelTypeFeaturesDecodeErrorZPtr {
                        err: Box::into_raw(Box::new(e)),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
 #[no_mangle]
-/// Frees any resources used by the CResult_ScorerDecodeErrorZ.
-pub extern "C" fn CResult_ScorerDecodeErrorZ_free(_res: CResult_ScorerDecodeErrorZ) { }
-impl Drop for CResult_ScorerDecodeErrorZ {
+pub extern "C" fn CResult_ChannelTypeFeaturesDecodeErrorZ_is_ok(o: &CResult_ChannelTypeFeaturesDecodeErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_ChannelTypeFeaturesDecodeErrorZ.
+pub extern "C" fn CResult_ChannelTypeFeaturesDecodeErrorZ_free(_res: CResult_ChannelTypeFeaturesDecodeErrorZ) { }
+impl Drop for CResult_ChannelTypeFeaturesDecodeErrorZ {
        fn drop(&mut self) {
                if self.result_ok {
                        if unsafe { !(self.contents.result as *mut ()).is_null() } {
@@ -3399,16 +3959,16 @@ impl Drop for CResult_ScorerDecodeErrorZ {
                }
        }
 }
-impl From<crate::c_types::CResultTempl<crate::lightning::routing::scorer::Scorer, crate::lightning::ln::msgs::DecodeError>> for CResult_ScorerDecodeErrorZ {
-       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::scorer::Scorer, crate::lightning::ln::msgs::DecodeError>) -> Self {
+impl From<crate::c_types::CResultTempl<crate::lightning::ln::features::ChannelTypeFeatures, crate::lightning::ln::msgs::DecodeError>> for CResult_ChannelTypeFeaturesDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::features::ChannelTypeFeatures, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
-                       CResult_ScorerDecodeErrorZPtr { result }
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_ChannelTypeFeaturesDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
-                       CResult_ScorerDecodeErrorZPtr { err }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_ChannelTypeFeaturesDecodeErrorZPtr { err }
                };
                Self {
                        contents,
@@ -3457,6 +4017,11 @@ pub extern "C" fn CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_err(e: crat
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_is_ok(o: &CResult_DelayedPaymentOutputDescriptorDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_DelayedPaymentOutputDescriptorDecodeErrorZ.
 pub extern "C" fn CResult_DelayedPaymentOutputDescriptorDecodeErrorZ_free(_res: CResult_DelayedPaymentOutputDescriptorDecodeErrorZ) { }
@@ -3477,11 +4042,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::chain::keysinterface::D
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::chain::keysinterface::DelayedPaymentOutputDescriptor, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_DelayedPaymentOutputDescriptorDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_DelayedPaymentOutputDescriptorDecodeErrorZPtr { err }
                };
                Self {
@@ -3548,6 +4113,11 @@ pub extern "C" fn CResult_StaticPaymentOutputDescriptorDecodeErrorZ_err(e: crate
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_StaticPaymentOutputDescriptorDecodeErrorZ_is_ok(o: &CResult_StaticPaymentOutputDescriptorDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_StaticPaymentOutputDescriptorDecodeErrorZ.
 pub extern "C" fn CResult_StaticPaymentOutputDescriptorDecodeErrorZ_free(_res: CResult_StaticPaymentOutputDescriptorDecodeErrorZ) { }
@@ -3568,11 +4138,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::chain::keysinterface::S
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::chain::keysinterface::StaticPaymentOutputDescriptor, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_StaticPaymentOutputDescriptorDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_StaticPaymentOutputDescriptorDecodeErrorZPtr { err }
                };
                Self {
@@ -3639,6 +4209,11 @@ pub extern "C" fn CResult_SpendableOutputDescriptorDecodeErrorZ_err(e: crate::li
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_SpendableOutputDescriptorDecodeErrorZ_is_ok(o: &CResult_SpendableOutputDescriptorDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_SpendableOutputDescriptorDecodeErrorZ.
 pub extern "C" fn CResult_SpendableOutputDescriptorDecodeErrorZ_free(_res: CResult_SpendableOutputDescriptorDecodeErrorZ) { }
@@ -3659,11 +4234,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::chain::keysinterface::S
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::chain::keysinterface::SpendableOutputDescriptor, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_SpendableOutputDescriptorDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_SpendableOutputDescriptorDecodeErrorZPtr { err }
                };
                Self {
@@ -3693,9 +4268,9 @@ pub extern "C" fn CResult_SpendableOutputDescriptorDecodeErrorZ_clone(orig: &CRe
 /// The contents of CResult_NoneNoneZ
 pub union CResult_NoneNoneZPtr {
        /// Note that this value is always NULL, as there are no contents in the OK variant
-       pub result: *mut std::ffi::c_void,
+       pub result: *mut core::ffi::c_void,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_NoneNoneZ represents the result of a fallible operation,
@@ -3713,7 +4288,7 @@ pub struct CResult_NoneNoneZ {
 pub extern "C" fn CResult_NoneNoneZ_ok() -> CResult_NoneNoneZ {
        CResult_NoneNoneZ {
                contents: CResult_NoneNoneZPtr {
-                       result: std::ptr::null_mut(),
+                       result: core::ptr::null_mut(),
                },
                result_ok: true,
        }
@@ -3723,11 +4298,16 @@ pub extern "C" fn CResult_NoneNoneZ_ok() -> CResult_NoneNoneZ {
 pub extern "C" fn CResult_NoneNoneZ_err() -> CResult_NoneNoneZ {
        CResult_NoneNoneZ {
                contents: CResult_NoneNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NoneNoneZ_is_ok(o: &CResult_NoneNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NoneNoneZ.
 pub extern "C" fn CResult_NoneNoneZ_free(_res: CResult_NoneNoneZ) { }
@@ -3742,12 +4322,12 @@ impl From<crate::c_types::CResultTempl<(), ()>> for CResult_NoneNoneZ {
        fn from(mut o: crate::c_types::CResultTempl<(), ()>) -> Self {
                let contents = if o.result_ok {
                        let _ = unsafe { Box::from_raw(o.contents.result) };
-                       o.contents.result = std::ptr::null_mut();
-                       CResult_NoneNoneZPtr { result: std::ptr::null_mut() }
+                       o.contents.result = core::ptr::null_mut();
+                       CResult_NoneNoneZPtr { result: core::ptr::null_mut() }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_NoneNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_NoneNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -3759,11 +4339,11 @@ impl Clone for CResult_NoneNoneZ {
        fn clone(&self) -> Self {
                if self.result_ok {
                        Self { result_ok: true, contents: CResult_NoneNoneZPtr {
-                               result: std::ptr::null_mut()
+                               result: core::ptr::null_mut()
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_NoneNoneZPtr {
-                               err: std::ptr::null_mut()
+                               err: core::ptr::null_mut()
                        } }
                }
        }
@@ -3821,7 +4401,7 @@ pub union CResult_C2Tuple_SignatureCVec_SignatureZZNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::c_types::derived::C2Tuple_SignatureCVec_SignatureZZ,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ represents the result of a fallible operation,
@@ -3849,11 +4429,16 @@ pub extern "C" fn CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_ok(o: crate::c_
 pub extern "C" fn CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_err() -> CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ {
        CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ {
                contents: CResult_C2Tuple_SignatureCVec_SignatureZZNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_is_ok(o: &CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ.
 pub extern "C" fn CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ_free(_res: CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ) { }
@@ -3871,12 +4456,12 @@ impl From<crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_Signatur
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_SignatureCVec_SignatureZZ, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_C2Tuple_SignatureCVec_SignatureZZNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_C2Tuple_SignatureCVec_SignatureZZNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_C2Tuple_SignatureCVec_SignatureZZNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -3892,7 +4477,7 @@ impl Clone for CResult_C2Tuple_SignatureCVec_SignatureZZNoneZ {
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_C2Tuple_SignatureCVec_SignatureZZNoneZPtr {
-                               err: std::ptr::null_mut()
+                               err: core::ptr::null_mut()
                        } }
                }
        }
@@ -3908,7 +4493,7 @@ pub union CResult_SignatureNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::c_types::Signature,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_SignatureNoneZ represents the result of a fallible operation,
@@ -3936,11 +4521,16 @@ pub extern "C" fn CResult_SignatureNoneZ_ok(o: crate::c_types::Signature) -> CRe
 pub extern "C" fn CResult_SignatureNoneZ_err() -> CResult_SignatureNoneZ {
        CResult_SignatureNoneZ {
                contents: CResult_SignatureNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_SignatureNoneZ_is_ok(o: &CResult_SignatureNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_SignatureNoneZ.
 pub extern "C" fn CResult_SignatureNoneZ_free(_res: CResult_SignatureNoneZ) { }
@@ -3958,12 +4548,12 @@ impl From<crate::c_types::CResultTempl<crate::c_types::Signature, ()>> for CResu
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::Signature, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_SignatureNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_SignatureNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_SignatureNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -3979,7 +4569,7 @@ impl Clone for CResult_SignatureNoneZ {
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_SignatureNoneZPtr {
-                               err: std::ptr::null_mut()
+                               err: core::ptr::null_mut()
                        } }
                }
        }
@@ -4029,6 +4619,11 @@ pub extern "C" fn CResult_SignDecodeErrorZ_err(e: crate::lightning::ln::msgs::De
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_SignDecodeErrorZ_is_ok(o: &CResult_SignDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_SignDecodeErrorZ.
 pub extern "C" fn CResult_SignDecodeErrorZ_free(_res: CResult_SignDecodeErrorZ) { }
@@ -4049,11 +4644,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::chain::keysinterface::S
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::chain::keysinterface::Sign, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_SignDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_SignDecodeErrorZPtr { err }
                };
                Self {
@@ -4092,13 +4687,13 @@ pub struct CVec_u8Z {
 impl CVec_u8Z {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<u8> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[u8] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<u8>> for CVec_u8Z {
@@ -4114,14 +4709,14 @@ pub extern "C" fn CVec_u8Z_free(_res: CVec_u8Z) { }
 impl Drop for CVec_u8Z {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_u8Z {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -4132,7 +4727,7 @@ pub union CResult_RecoverableSignatureNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::c_types::RecoverableSignature,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_RecoverableSignatureNoneZ represents the result of a fallible operation,
@@ -4160,11 +4755,16 @@ pub extern "C" fn CResult_RecoverableSignatureNoneZ_ok(o: crate::c_types::Recove
 pub extern "C" fn CResult_RecoverableSignatureNoneZ_err() -> CResult_RecoverableSignatureNoneZ {
        CResult_RecoverableSignatureNoneZ {
                contents: CResult_RecoverableSignatureNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_RecoverableSignatureNoneZ_is_ok(o: &CResult_RecoverableSignatureNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_RecoverableSignatureNoneZ.
 pub extern "C" fn CResult_RecoverableSignatureNoneZ_free(_res: CResult_RecoverableSignatureNoneZ) { }
@@ -4182,12 +4782,12 @@ impl From<crate::c_types::CResultTempl<crate::c_types::RecoverableSignature, ()>
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::RecoverableSignature, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_RecoverableSignatureNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_RecoverableSignatureNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_RecoverableSignatureNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -4203,7 +4803,7 @@ impl Clone for CResult_RecoverableSignatureNoneZ {
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_RecoverableSignatureNoneZPtr {
-                               err: std::ptr::null_mut()
+                               err: core::ptr::null_mut()
                        } }
                }
        }
@@ -4225,13 +4825,13 @@ pub struct CVec_CVec_u8ZZ {
 impl CVec_CVec_u8ZZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::CVec_u8Z> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::CVec_u8Z] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::CVec_u8Z>> for CVec_CVec_u8ZZ {
@@ -4247,14 +4847,14 @@ pub extern "C" fn CVec_CVec_u8ZZ_free(_res: CVec_CVec_u8ZZ) { }
 impl Drop for CVec_CVec_u8ZZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_CVec_u8ZZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -4265,7 +4865,7 @@ pub union CResult_CVec_CVec_u8ZZNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::c_types::derived::CVec_CVec_u8ZZ,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_CVec_CVec_u8ZZNoneZ represents the result of a fallible operation,
@@ -4293,11 +4893,16 @@ pub extern "C" fn CResult_CVec_CVec_u8ZZNoneZ_ok(o: crate::c_types::derived::CVe
 pub extern "C" fn CResult_CVec_CVec_u8ZZNoneZ_err() -> CResult_CVec_CVec_u8ZZNoneZ {
        CResult_CVec_CVec_u8ZZNoneZ {
                contents: CResult_CVec_CVec_u8ZZNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_CVec_CVec_u8ZZNoneZ_is_ok(o: &CResult_CVec_CVec_u8ZZNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_CVec_CVec_u8ZZNoneZ.
 pub extern "C" fn CResult_CVec_CVec_u8ZZNoneZ_free(_res: CResult_CVec_CVec_u8ZZNoneZ) { }
@@ -4315,12 +4920,12 @@ impl From<crate::c_types::CResultTempl<crate::c_types::derived::CVec_CVec_u8ZZ,
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::CVec_CVec_u8ZZ, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_CVec_CVec_u8ZZNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_CVec_CVec_u8ZZNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_CVec_CVec_u8ZZNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -4336,7 +4941,7 @@ impl Clone for CResult_CVec_CVec_u8ZZNoneZ {
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_CVec_CVec_u8ZZNoneZPtr {
-                               err: std::ptr::null_mut()
+                               err: core::ptr::null_mut()
                        } }
                }
        }
@@ -4386,6 +4991,11 @@ pub extern "C" fn CResult_InMemorySignerDecodeErrorZ_err(e: crate::lightning::ln
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_InMemorySignerDecodeErrorZ_is_ok(o: &CResult_InMemorySignerDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_InMemorySignerDecodeErrorZ.
 pub extern "C" fn CResult_InMemorySignerDecodeErrorZ_free(_res: CResult_InMemorySignerDecodeErrorZ) { }
@@ -4406,11 +5016,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::chain::keysinterface::I
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::chain::keysinterface::InMemorySigner, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_InMemorySignerDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_InMemorySignerDecodeErrorZPtr { err }
                };
                Self {
@@ -4449,13 +5059,13 @@ pub struct CVec_TxOutZ {
 impl CVec_TxOutZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::TxOut> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::TxOut] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::TxOut>> for CVec_TxOutZ {
@@ -4471,14 +5081,14 @@ pub extern "C" fn CVec_TxOutZ_free(_res: CVec_TxOutZ) { }
 impl Drop for CVec_TxOutZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_TxOutZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -4489,7 +5099,7 @@ pub union CResult_TransactionNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::c_types::Transaction,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_TransactionNoneZ represents the result of a fallible operation,
@@ -4517,11 +5127,16 @@ pub extern "C" fn CResult_TransactionNoneZ_ok(o: crate::c_types::Transaction) ->
 pub extern "C" fn CResult_TransactionNoneZ_err() -> CResult_TransactionNoneZ {
        CResult_TransactionNoneZ {
                contents: CResult_TransactionNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_TransactionNoneZ_is_ok(o: &CResult_TransactionNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_TransactionNoneZ.
 pub extern "C" fn CResult_TransactionNoneZ_free(_res: CResult_TransactionNoneZ) { }
@@ -4539,12 +5154,12 @@ impl From<crate::c_types::CResultTempl<crate::c_types::Transaction, ()>> for CRe
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::Transaction, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_TransactionNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_TransactionNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_TransactionNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -4560,7 +5175,7 @@ impl Clone for CResult_TransactionNoneZ {
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_TransactionNoneZPtr {
-                               err: std::ptr::null_mut()
+                               err: core::ptr::null_mut()
                        } }
                }
        }
@@ -4612,13 +5227,13 @@ pub struct CVec_C2Tuple_BlockHashChannelMonitorZZ {
 impl CVec_C2Tuple_BlockHashChannelMonitorZZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::C2Tuple_BlockHashChannelMonitorZ> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::C2Tuple_BlockHashChannelMonitorZ] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::C2Tuple_BlockHashChannelMonitorZ>> for CVec_C2Tuple_BlockHashChannelMonitorZZ {
@@ -4634,7 +5249,7 @@ pub extern "C" fn CVec_C2Tuple_BlockHashChannelMonitorZZ_free(_res: CVec_C2Tuple
 impl Drop for CVec_C2Tuple_BlockHashChannelMonitorZZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 #[repr(C)]
@@ -4678,6 +5293,11 @@ pub extern "C" fn CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_err(e: cr
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_is_ok(o: &CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ.
 pub extern "C" fn CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ_free(_res: CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZ) { }
@@ -4698,11 +5318,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::derived::CVec_C2Tuple_Blo
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::CVec_C2Tuple_BlockHashChannelMonitorZZ, crate::c_types::IOError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_CVec_C2Tuple_BlockHashChannelMonitorZZErrorZPtr { err }
                };
                Self {
@@ -4722,7 +5342,7 @@ pub enum COption_u16Z {
 }
 impl COption_u16Z {
        #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
-               if let Self::Some(_) = self { true } else { false }
+               if let Self::None = self { false } else { true }
        }
        #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
                !self.is_some()
@@ -4752,7 +5372,7 @@ pub extern "C" fn COption_u16Z_clone(orig: &COption_u16Z) -> COption_u16Z { Clon
 /// The contents of CResult_NoneAPIErrorZ
 pub union CResult_NoneAPIErrorZPtr {
        /// Note that this value is always NULL, as there are no contents in the OK variant
-       pub result: *mut std::ffi::c_void,
+       pub result: *mut core::ffi::c_void,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning::util::errors::APIError,
@@ -4773,7 +5393,7 @@ pub struct CResult_NoneAPIErrorZ {
 pub extern "C" fn CResult_NoneAPIErrorZ_ok() -> CResult_NoneAPIErrorZ {
        CResult_NoneAPIErrorZ {
                contents: CResult_NoneAPIErrorZPtr {
-                       result: std::ptr::null_mut(),
+                       result: core::ptr::null_mut(),
                },
                result_ok: true,
        }
@@ -4788,6 +5408,11 @@ pub extern "C" fn CResult_NoneAPIErrorZ_err(e: crate::lightning::util::errors::A
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NoneAPIErrorZ_is_ok(o: &CResult_NoneAPIErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NoneAPIErrorZ.
 pub extern "C" fn CResult_NoneAPIErrorZ_free(_res: CResult_NoneAPIErrorZ) { }
@@ -4805,11 +5430,11 @@ impl From<crate::c_types::CResultTempl<(), crate::lightning::util::errors::APIEr
        fn from(mut o: crate::c_types::CResultTempl<(), crate::lightning::util::errors::APIError>) -> Self {
                let contents = if o.result_ok {
                        let _ = unsafe { Box::from_raw(o.contents.result) };
-                       o.contents.result = std::ptr::null_mut();
-                       CResult_NoneAPIErrorZPtr { result: std::ptr::null_mut() }
+                       o.contents.result = core::ptr::null_mut();
+                       CResult_NoneAPIErrorZPtr { result: core::ptr::null_mut() }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NoneAPIErrorZPtr { err }
                };
                Self {
@@ -4822,7 +5447,7 @@ impl Clone for CResult_NoneAPIErrorZ {
        fn clone(&self) -> Self {
                if self.result_ok {
                        Self { result_ok: true, contents: CResult_NoneAPIErrorZPtr {
-                               result: std::ptr::null_mut()
+                               result: core::ptr::null_mut()
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_NoneAPIErrorZPtr {
@@ -4848,13 +5473,13 @@ pub struct CVec_CResult_NoneAPIErrorZZ {
 impl CVec_CResult_NoneAPIErrorZZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::CResult_NoneAPIErrorZ> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::CResult_NoneAPIErrorZ] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::CResult_NoneAPIErrorZ>> for CVec_CResult_NoneAPIErrorZZ {
@@ -4870,14 +5495,14 @@ pub extern "C" fn CVec_CResult_NoneAPIErrorZZ_free(_res: CVec_CResult_NoneAPIErr
 impl Drop for CVec_CResult_NoneAPIErrorZZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_CResult_NoneAPIErrorZZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -4894,13 +5519,13 @@ pub struct CVec_APIErrorZ {
 impl CVec_APIErrorZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::util::errors::APIError> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::util::errors::APIError] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::util::errors::APIError>> for CVec_APIErrorZ {
@@ -4916,14 +5541,14 @@ pub extern "C" fn CVec_APIErrorZ_free(_res: CVec_APIErrorZ) { }
 impl Drop for CVec_APIErrorZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_APIErrorZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -4968,6 +5593,11 @@ pub extern "C" fn CResult__u832APIErrorZ_err(e: crate::lightning::util::errors::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult__u832APIErrorZ_is_ok(o: &CResult__u832APIErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult__u832APIErrorZ.
 pub extern "C" fn CResult__u832APIErrorZ_free(_res: CResult__u832APIErrorZ) { }
@@ -4988,11 +5618,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, crate::li
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, crate::lightning::util::errors::APIError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult__u832APIErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult__u832APIErrorZPtr { err }
                };
                Self {
@@ -5059,6 +5689,11 @@ pub extern "C" fn CResult_PaymentIdPaymentSendFailureZ_err(e: crate::lightning::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PaymentIdPaymentSendFailureZ_is_ok(o: &CResult_PaymentIdPaymentSendFailureZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_PaymentIdPaymentSendFailureZ.
 pub extern "C" fn CResult_PaymentIdPaymentSendFailureZ_free(_res: CResult_PaymentIdPaymentSendFailureZ) { }
@@ -5079,11 +5714,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, crate::li
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, crate::lightning::ln::channelmanager::PaymentSendFailure>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_PaymentIdPaymentSendFailureZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_PaymentIdPaymentSendFailureZPtr { err }
                };
                Self {
@@ -5113,7 +5748,7 @@ pub extern "C" fn CResult_PaymentIdPaymentSendFailureZ_clone(orig: &CResult_Paym
 /// The contents of CResult_NonePaymentSendFailureZ
 pub union CResult_NonePaymentSendFailureZPtr {
        /// Note that this value is always NULL, as there are no contents in the OK variant
-       pub result: *mut std::ffi::c_void,
+       pub result: *mut core::ffi::c_void,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning::ln::channelmanager::PaymentSendFailure,
@@ -5134,7 +5769,7 @@ pub struct CResult_NonePaymentSendFailureZ {
 pub extern "C" fn CResult_NonePaymentSendFailureZ_ok() -> CResult_NonePaymentSendFailureZ {
        CResult_NonePaymentSendFailureZ {
                contents: CResult_NonePaymentSendFailureZPtr {
-                       result: std::ptr::null_mut(),
+                       result: core::ptr::null_mut(),
                },
                result_ok: true,
        }
@@ -5149,6 +5784,11 @@ pub extern "C" fn CResult_NonePaymentSendFailureZ_err(e: crate::lightning::ln::c
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NonePaymentSendFailureZ_is_ok(o: &CResult_NonePaymentSendFailureZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NonePaymentSendFailureZ.
 pub extern "C" fn CResult_NonePaymentSendFailureZ_free(_res: CResult_NonePaymentSendFailureZ) { }
@@ -5166,11 +5806,11 @@ impl From<crate::c_types::CResultTempl<(), crate::lightning::ln::channelmanager:
        fn from(mut o: crate::c_types::CResultTempl<(), crate::lightning::ln::channelmanager::PaymentSendFailure>) -> Self {
                let contents = if o.result_ok {
                        let _ = unsafe { Box::from_raw(o.contents.result) };
-                       o.contents.result = std::ptr::null_mut();
-                       CResult_NonePaymentSendFailureZPtr { result: std::ptr::null_mut() }
+                       o.contents.result = core::ptr::null_mut();
+                       CResult_NonePaymentSendFailureZPtr { result: core::ptr::null_mut() }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NonePaymentSendFailureZPtr { err }
                };
                Self {
@@ -5183,7 +5823,7 @@ impl Clone for CResult_NonePaymentSendFailureZ {
        fn clone(&self) -> Self {
                if self.result_ok {
                        Self { result_ok: true, contents: CResult_NonePaymentSendFailureZPtr {
-                               result: std::ptr::null_mut()
+                               result: core::ptr::null_mut()
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_NonePaymentSendFailureZPtr {
@@ -5212,77 +5852,358 @@ impl From<(crate::c_types::ThirtyTwoBytes, crate::c_types::ThirtyTwoBytes)> for
                }
        }
 }
-impl C2Tuple_PaymentHashPaymentIdZ {
-       #[allow(unused)] pub(crate) fn to_rust(mut self) -> (crate::c_types::ThirtyTwoBytes, crate::c_types::ThirtyTwoBytes) {
-               (self.a, self.b)
-       }
-}
-impl Clone for C2Tuple_PaymentHashPaymentIdZ {
+impl C2Tuple_PaymentHashPaymentIdZ {
+       #[allow(unused)] pub(crate) fn to_rust(mut self) -> (crate::c_types::ThirtyTwoBytes, crate::c_types::ThirtyTwoBytes) {
+               (self.a, self.b)
+       }
+}
+impl Clone for C2Tuple_PaymentHashPaymentIdZ {
+       fn clone(&self) -> Self {
+               Self {
+                       a: Clone::clone(&self.a),
+                       b: Clone::clone(&self.b),
+               }
+       }
+}
+#[no_mangle]
+/// Creates a new tuple which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn C2Tuple_PaymentHashPaymentIdZ_clone(orig: &C2Tuple_PaymentHashPaymentIdZ) -> C2Tuple_PaymentHashPaymentIdZ { Clone::clone(&orig) }
+/// Creates a new C2Tuple_PaymentHashPaymentIdZ from the contained elements.
+#[no_mangle]
+pub extern "C" fn C2Tuple_PaymentHashPaymentIdZ_new(a: crate::c_types::ThirtyTwoBytes, b: crate::c_types::ThirtyTwoBytes) -> C2Tuple_PaymentHashPaymentIdZ {
+       C2Tuple_PaymentHashPaymentIdZ { a, b, }
+}
+
+#[no_mangle]
+/// Frees any resources used by the C2Tuple_PaymentHashPaymentIdZ.
+pub extern "C" fn C2Tuple_PaymentHashPaymentIdZ_free(_res: C2Tuple_PaymentHashPaymentIdZ) { }
+#[repr(C)]
+/// The contents of CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ
+pub union CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr {
+       /// A pointer to the contents in the success state.
+       /// Reading from this pointer when `result_ok` is not set is undefined.
+       pub result: *mut crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ,
+       /// A pointer to the contents in the error state.
+       /// Reading from this pointer when `result_ok` is set is undefined.
+       pub err: *mut crate::lightning::ln::channelmanager::PaymentSendFailure,
+}
+#[repr(C)]
+/// A CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ represents the result of a fallible operation,
+/// containing a crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ on success and a crate::lightning::ln::channelmanager::PaymentSendFailure on failure.
+/// `result_ok` indicates the overall state, and the contents are provided via `contents`.
+pub struct CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
+       /// The contents of this CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ, accessible via either
+       /// `err` or `result` depending on the state of `result_ok`.
+       pub contents: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr,
+       /// Whether this CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ represents a success state.
+       pub result_ok: bool,
+}
+#[no_mangle]
+/// Creates a new CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ in the success state.
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_ok(o: crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ) -> CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
+       CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
+               contents: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr {
+                       result: Box::into_raw(Box::new(o)),
+               },
+               result_ok: true,
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ in the error state.
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_err(e: crate::lightning::ln::channelmanager::PaymentSendFailure) -> CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
+       CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
+               contents: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr {
+                       err: Box::into_raw(Box::new(e)),
+               },
+               result_ok: false,
+       }
+}
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_is_ok(o: &CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ.
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_free(_res: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ) { }
+impl Drop for CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
+       fn drop(&mut self) {
+               if self.result_ok {
+                       if unsafe { !(self.contents.result as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.result) };
+                       }
+               } else {
+                       if unsafe { !(self.contents.err as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.err) };
+                       }
+               }
+       }
+}
+impl From<crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ, crate::lightning::ln::channelmanager::PaymentSendFailure>> for CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ, crate::lightning::ln::channelmanager::PaymentSendFailure>) -> Self {
+               let contents = if o.result_ok {
+                       let result = unsafe { o.contents.result };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr { result }
+               } else {
+                       let err = unsafe { o.contents.err };
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr { err }
+               };
+               Self {
+                       contents,
+                       result_ok: o.result_ok,
+               }
+       }
+}
+impl Clone for CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
+       fn clone(&self) -> Self {
+               if self.result_ok {
+                       Self { result_ok: true, contents: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr {
+                               result: Box::into_raw(Box::new(<crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ>::clone(unsafe { &*self.contents.result })))
+                       } }
+               } else {
+                       Self { result_ok: false, contents: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr {
+                               err: Box::into_raw(Box::new(<crate::lightning::ln::channelmanager::PaymentSendFailure>::clone(unsafe { &*self.contents.err })))
+                       } }
+               }
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone(orig: &CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ) -> CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ { Clone::clone(&orig) }
+#[repr(C)]
+/// A dynamically-allocated array of crate::lightning::ln::msgs::NetAddresss of arbitrary size.
+/// This corresponds to std::vector in C++
+pub struct CVec_NetAddressZ {
+       /// The elements in the array.
+       /// If datalen is non-0 this must be a valid, non-NULL pointer allocated by malloc().
+       pub data: *mut crate::lightning::ln::msgs::NetAddress,
+       /// The number of elements pointed to by `data`.
+       pub datalen: usize
+}
+impl CVec_NetAddressZ {
+       #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::ln::msgs::NetAddress> {
+               if self.datalen == 0 { return Vec::new(); }
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
+               self.datalen = 0;
+               ret
+       }
+       #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::ln::msgs::NetAddress] {
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
+       }
+}
+impl From<Vec<crate::lightning::ln::msgs::NetAddress>> for CVec_NetAddressZ {
+       fn from(v: Vec<crate::lightning::ln::msgs::NetAddress>) -> Self {
+               let datalen = v.len();
+               let data = Box::into_raw(v.into_boxed_slice());
+               Self { datalen, data: unsafe { (*data).as_mut_ptr() } }
+       }
+}
+#[no_mangle]
+/// Frees the buffer pointed to by `data` if `datalen` is non-0.
+pub extern "C" fn CVec_NetAddressZ_free(_res: CVec_NetAddressZ) { }
+impl Drop for CVec_NetAddressZ {
+       fn drop(&mut self) {
+               if self.datalen == 0 { return; }
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
+       }
+}
+impl Clone for CVec_NetAddressZ {
+       fn clone(&self) -> Self {
+               let mut res = Vec::new();
+               if self.datalen == 0 { return Self::from(res); }
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
+               Self::from(res)
+       }
+}
+#[repr(C)]
+/// A tuple of 2 elements. See the individual fields for the types contained.
+pub struct C2Tuple_PaymentHashPaymentSecretZ {
+       /// The element at position 0
+       pub a: crate::c_types::ThirtyTwoBytes,
+       /// The element at position 1
+       pub b: crate::c_types::ThirtyTwoBytes,
+}
+impl From<(crate::c_types::ThirtyTwoBytes, crate::c_types::ThirtyTwoBytes)> for C2Tuple_PaymentHashPaymentSecretZ {
+       fn from (tup: (crate::c_types::ThirtyTwoBytes, crate::c_types::ThirtyTwoBytes)) -> Self {
+               Self {
+                       a: tup.0,
+                       b: tup.1,
+               }
+       }
+}
+impl C2Tuple_PaymentHashPaymentSecretZ {
+       #[allow(unused)] pub(crate) fn to_rust(mut self) -> (crate::c_types::ThirtyTwoBytes, crate::c_types::ThirtyTwoBytes) {
+               (self.a, self.b)
+       }
+}
+impl Clone for C2Tuple_PaymentHashPaymentSecretZ {
+       fn clone(&self) -> Self {
+               Self {
+                       a: Clone::clone(&self.a),
+                       b: Clone::clone(&self.b),
+               }
+       }
+}
+#[no_mangle]
+/// Creates a new tuple which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn C2Tuple_PaymentHashPaymentSecretZ_clone(orig: &C2Tuple_PaymentHashPaymentSecretZ) -> C2Tuple_PaymentHashPaymentSecretZ { Clone::clone(&orig) }
+/// Creates a new C2Tuple_PaymentHashPaymentSecretZ from the contained elements.
+#[no_mangle]
+pub extern "C" fn C2Tuple_PaymentHashPaymentSecretZ_new(a: crate::c_types::ThirtyTwoBytes, b: crate::c_types::ThirtyTwoBytes) -> C2Tuple_PaymentHashPaymentSecretZ {
+       C2Tuple_PaymentHashPaymentSecretZ { a, b, }
+}
+
+#[no_mangle]
+/// Frees any resources used by the C2Tuple_PaymentHashPaymentSecretZ.
+pub extern "C" fn C2Tuple_PaymentHashPaymentSecretZ_free(_res: C2Tuple_PaymentHashPaymentSecretZ) { }
+#[repr(C)]
+/// The contents of CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ
+pub union CResult_C2Tuple_PaymentHashPaymentSecretZNoneZPtr {
+       /// A pointer to the contents in the success state.
+       /// Reading from this pointer when `result_ok` is not set is undefined.
+       pub result: *mut crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ,
+       /// Note that this value is always NULL, as there are no contents in the Err variant
+       pub err: *mut core::ffi::c_void,
+}
+#[repr(C)]
+/// A CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ represents the result of a fallible operation,
+/// containing a crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ on success and a () on failure.
+/// `result_ok` indicates the overall state, and the contents are provided via `contents`.
+pub struct CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ {
+       /// The contents of this CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ, accessible via either
+       /// `err` or `result` depending on the state of `result_ok`.
+       pub contents: CResult_C2Tuple_PaymentHashPaymentSecretZNoneZPtr,
+       /// Whether this CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ represents a success state.
+       pub result_ok: bool,
+}
+#[no_mangle]
+/// Creates a new CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ in the success state.
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_ok(o: crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ) -> CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ {
+       CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ {
+               contents: CResult_C2Tuple_PaymentHashPaymentSecretZNoneZPtr {
+                       result: Box::into_raw(Box::new(o)),
+               },
+               result_ok: true,
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ in the error state.
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_err() -> CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ {
+       CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ {
+               contents: CResult_C2Tuple_PaymentHashPaymentSecretZNoneZPtr {
+                       err: core::ptr::null_mut(),
+               },
+               result_ok: false,
+       }
+}
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_is_ok(o: &CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ.
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_free(_res: CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ) { }
+impl Drop for CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ {
+       fn drop(&mut self) {
+               if self.result_ok {
+                       if unsafe { !(self.contents.result as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.result) };
+                       }
+               } else {
+               }
+       }
+}
+impl From<crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ, ()>> for CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ, ()>) -> Self {
+               let contents = if o.result_ok {
+                       let result = unsafe { o.contents.result };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_C2Tuple_PaymentHashPaymentSecretZNoneZPtr { result }
+               } else {
+                       let _ = unsafe { Box::from_raw(o.contents.err) };
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_C2Tuple_PaymentHashPaymentSecretZNoneZPtr { err: core::ptr::null_mut() }
+               };
+               Self {
+                       contents,
+                       result_ok: o.result_ok,
+               }
+       }
+}
+impl Clone for CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ {
        fn clone(&self) -> Self {
-               Self {
-                       a: Clone::clone(&self.a),
-                       b: Clone::clone(&self.b),
+               if self.result_ok {
+                       Self { result_ok: true, contents: CResult_C2Tuple_PaymentHashPaymentSecretZNoneZPtr {
+                               result: Box::into_raw(Box::new(<crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ>::clone(unsafe { &*self.contents.result })))
+                       } }
+               } else {
+                       Self { result_ok: false, contents: CResult_C2Tuple_PaymentHashPaymentSecretZNoneZPtr {
+                               err: core::ptr::null_mut()
+                       } }
                }
        }
 }
 #[no_mangle]
-/// Creates a new tuple which has the same data as `orig`
+/// Creates a new CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ which has the same data as `orig`
 /// but with all dynamically-allocated buffers duplicated in new buffers.
-pub extern "C" fn C2Tuple_PaymentHashPaymentIdZ_clone(orig: &C2Tuple_PaymentHashPaymentIdZ) -> C2Tuple_PaymentHashPaymentIdZ { Clone::clone(&orig) }
-/// Creates a new C2Tuple_PaymentHashPaymentIdZ from the contained elements.
-#[no_mangle]
-pub extern "C" fn C2Tuple_PaymentHashPaymentIdZ_new(a: crate::c_types::ThirtyTwoBytes, b: crate::c_types::ThirtyTwoBytes) -> C2Tuple_PaymentHashPaymentIdZ {
-       C2Tuple_PaymentHashPaymentIdZ { a, b, }
-}
-
-#[no_mangle]
-/// Frees any resources used by the C2Tuple_PaymentHashPaymentIdZ.
-pub extern "C" fn C2Tuple_PaymentHashPaymentIdZ_free(_res: C2Tuple_PaymentHashPaymentIdZ) { }
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ_clone(orig: &CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ) -> CResult_C2Tuple_PaymentHashPaymentSecretZNoneZ { Clone::clone(&orig) }
 #[repr(C)]
-/// The contents of CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ
-pub union CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr {
+/// The contents of CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ
+pub union CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZPtr {
        /// A pointer to the contents in the success state.
        /// Reading from this pointer when `result_ok` is not set is undefined.
-       pub result: *mut crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ,
+       pub result: *mut crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
-       pub err: *mut crate::lightning::ln::channelmanager::PaymentSendFailure,
+       pub err: *mut crate::lightning::util::errors::APIError,
 }
 #[repr(C)]
-/// A CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ represents the result of a fallible operation,
-/// containing a crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ on success and a crate::lightning::ln::channelmanager::PaymentSendFailure on failure.
+/// A CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ represents the result of a fallible operation,
+/// containing a crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ on success and a crate::lightning::util::errors::APIError on failure.
 /// `result_ok` indicates the overall state, and the contents are provided via `contents`.
-pub struct CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
-       /// The contents of this CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ, accessible via either
+pub struct CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ {
+       /// The contents of this CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ, accessible via either
        /// `err` or `result` depending on the state of `result_ok`.
-       pub contents: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr,
-       /// Whether this CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ represents a success state.
+       pub contents: CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZPtr,
+       /// Whether this CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ represents a success state.
        pub result_ok: bool,
 }
 #[no_mangle]
-/// Creates a new CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ in the success state.
-pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_ok(o: crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ) -> CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
-       CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
-               contents: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr {
+/// Creates a new CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ in the success state.
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_ok(o: crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ) -> CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ {
+       CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ {
+               contents: CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZPtr {
                        result: Box::into_raw(Box::new(o)),
                },
                result_ok: true,
        }
 }
 #[no_mangle]
-/// Creates a new CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ in the error state.
-pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_err(e: crate::lightning::ln::channelmanager::PaymentSendFailure) -> CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
-       CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
-               contents: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr {
+/// Creates a new CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ in the error state.
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_err(e: crate::lightning::util::errors::APIError) -> CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ {
+       CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ {
+               contents: CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZPtr {
                        err: Box::into_raw(Box::new(e)),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
 #[no_mangle]
-/// Frees any resources used by the CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ.
-pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_free(_res: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ) { }
-impl Drop for CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_is_ok(o: &CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ.
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_free(_res: CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ) { }
+impl Drop for CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ {
        fn drop(&mut self) {
                if self.result_ok {
                        if unsafe { !(self.contents.result as *mut ()).is_null() } {
@@ -5295,16 +6216,16 @@ impl Drop for CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
                }
        }
 }
-impl From<crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ, crate::lightning::ln::channelmanager::PaymentSendFailure>> for CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
-       fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ, crate::lightning::ln::channelmanager::PaymentSendFailure>) -> Self {
+impl From<crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ, crate::lightning::util::errors::APIError>> for CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ, crate::lightning::util::errors::APIError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
-                       CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr { result }
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
-                       CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr { err }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZPtr { err }
                };
                Self {
                        contents,
@@ -5312,111 +6233,115 @@ impl From<crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_PaymentH
                }
        }
 }
-impl Clone for CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ {
+impl Clone for CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ {
        fn clone(&self) -> Self {
                if self.result_ok {
-                       Self { result_ok: true, contents: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr {
-                               result: Box::into_raw(Box::new(<crate::c_types::derived::C2Tuple_PaymentHashPaymentIdZ>::clone(unsafe { &*self.contents.result })))
+                       Self { result_ok: true, contents: CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZPtr {
+                               result: Box::into_raw(Box::new(<crate::c_types::derived::C2Tuple_PaymentHashPaymentSecretZ>::clone(unsafe { &*self.contents.result })))
                        } }
                } else {
-                       Self { result_ok: false, contents: CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZPtr {
-                               err: Box::into_raw(Box::new(<crate::lightning::ln::channelmanager::PaymentSendFailure>::clone(unsafe { &*self.contents.err })))
+                       Self { result_ok: false, contents: CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZPtr {
+                               err: Box::into_raw(Box::new(<crate::lightning::util::errors::APIError>::clone(unsafe { &*self.contents.err })))
                        } }
                }
        }
 }
 #[no_mangle]
-/// Creates a new CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ which has the same data as `orig`
+/// Creates a new CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ which has the same data as `orig`
 /// but with all dynamically-allocated buffers duplicated in new buffers.
-pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ_clone(orig: &CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ) -> CResult_C2Tuple_PaymentHashPaymentIdZPaymentSendFailureZ { Clone::clone(&orig) }
+pub extern "C" fn CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ_clone(orig: &CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ) -> CResult_C2Tuple_PaymentHashPaymentSecretZAPIErrorZ { Clone::clone(&orig) }
 #[repr(C)]
-/// A dynamically-allocated array of crate::lightning::ln::msgs::NetAddresss of arbitrary size.
-/// This corresponds to std::vector in C++
-pub struct CVec_NetAddressZ {
-       /// The elements in the array.
-       /// If datalen is non-0 this must be a valid, non-NULL pointer allocated by malloc().
-       pub data: *mut crate::lightning::ln::msgs::NetAddress,
-       /// The number of elements pointed to by `data`.
-       pub datalen: usize
-}
-impl CVec_NetAddressZ {
-       #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::ln::msgs::NetAddress> {
-               if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
-               self.datalen = 0;
-               ret
-       }
-       #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::ln::msgs::NetAddress] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
-       }
+/// The contents of CResult_PaymentSecretNoneZ
+pub union CResult_PaymentSecretNoneZPtr {
+       /// A pointer to the contents in the success state.
+       /// Reading from this pointer when `result_ok` is not set is undefined.
+       pub result: *mut crate::c_types::ThirtyTwoBytes,
+       /// Note that this value is always NULL, as there are no contents in the Err variant
+       pub err: *mut core::ffi::c_void,
 }
-impl From<Vec<crate::lightning::ln::msgs::NetAddress>> for CVec_NetAddressZ {
-       fn from(v: Vec<crate::lightning::ln::msgs::NetAddress>) -> Self {
-               let datalen = v.len();
-               let data = Box::into_raw(v.into_boxed_slice());
-               Self { datalen, data: unsafe { (*data).as_mut_ptr() } }
-       }
+#[repr(C)]
+/// A CResult_PaymentSecretNoneZ represents the result of a fallible operation,
+/// containing a crate::c_types::ThirtyTwoBytes on success and a () on failure.
+/// `result_ok` indicates the overall state, and the contents are provided via `contents`.
+pub struct CResult_PaymentSecretNoneZ {
+       /// The contents of this CResult_PaymentSecretNoneZ, accessible via either
+       /// `err` or `result` depending on the state of `result_ok`.
+       pub contents: CResult_PaymentSecretNoneZPtr,
+       /// Whether this CResult_PaymentSecretNoneZ represents a success state.
+       pub result_ok: bool,
 }
 #[no_mangle]
-/// Frees the buffer pointed to by `data` if `datalen` is non-0.
-pub extern "C" fn CVec_NetAddressZ_free(_res: CVec_NetAddressZ) { }
-impl Drop for CVec_NetAddressZ {
-       fn drop(&mut self) {
-               if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+/// Creates a new CResult_PaymentSecretNoneZ in the success state.
+pub extern "C" fn CResult_PaymentSecretNoneZ_ok(o: crate::c_types::ThirtyTwoBytes) -> CResult_PaymentSecretNoneZ {
+       CResult_PaymentSecretNoneZ {
+               contents: CResult_PaymentSecretNoneZPtr {
+                       result: Box::into_raw(Box::new(o)),
+               },
+               result_ok: true,
        }
 }
-impl Clone for CVec_NetAddressZ {
-       fn clone(&self) -> Self {
-               let mut res = Vec::new();
-               if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
-               Self::from(res)
+#[no_mangle]
+/// Creates a new CResult_PaymentSecretNoneZ in the error state.
+pub extern "C" fn CResult_PaymentSecretNoneZ_err() -> CResult_PaymentSecretNoneZ {
+       CResult_PaymentSecretNoneZ {
+               contents: CResult_PaymentSecretNoneZPtr {
+                       err: core::ptr::null_mut(),
+               },
+               result_ok: false,
        }
 }
-#[repr(C)]
-/// A tuple of 2 elements. See the individual fields for the types contained.
-pub struct C2Tuple_PaymentHashPaymentSecretZ {
-       /// The element at position 0
-       pub a: crate::c_types::ThirtyTwoBytes,
-       /// The element at position 1
-       pub b: crate::c_types::ThirtyTwoBytes,
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PaymentSecretNoneZ_is_ok(o: &CResult_PaymentSecretNoneZ) -> bool {
+       o.result_ok
 }
-impl From<(crate::c_types::ThirtyTwoBytes, crate::c_types::ThirtyTwoBytes)> for C2Tuple_PaymentHashPaymentSecretZ {
-       fn from (tup: (crate::c_types::ThirtyTwoBytes, crate::c_types::ThirtyTwoBytes)) -> Self {
-               Self {
-                       a: tup.0,
-                       b: tup.1,
+#[no_mangle]
+/// Frees any resources used by the CResult_PaymentSecretNoneZ.
+pub extern "C" fn CResult_PaymentSecretNoneZ_free(_res: CResult_PaymentSecretNoneZ) { }
+impl Drop for CResult_PaymentSecretNoneZ {
+       fn drop(&mut self) {
+               if self.result_ok {
+                       if unsafe { !(self.contents.result as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.result) };
+                       }
+               } else {
                }
        }
 }
-impl C2Tuple_PaymentHashPaymentSecretZ {
-       #[allow(unused)] pub(crate) fn to_rust(mut self) -> (crate::c_types::ThirtyTwoBytes, crate::c_types::ThirtyTwoBytes) {
-               (self.a, self.b)
+impl From<crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, ()>> for CResult_PaymentSecretNoneZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, ()>) -> Self {
+               let contents = if o.result_ok {
+                       let result = unsafe { o.contents.result };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_PaymentSecretNoneZPtr { result }
+               } else {
+                       let _ = unsafe { Box::from_raw(o.contents.err) };
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_PaymentSecretNoneZPtr { err: core::ptr::null_mut() }
+               };
+               Self {
+                       contents,
+                       result_ok: o.result_ok,
+               }
        }
 }
-impl Clone for C2Tuple_PaymentHashPaymentSecretZ {
+impl Clone for CResult_PaymentSecretNoneZ {
        fn clone(&self) -> Self {
-               Self {
-                       a: Clone::clone(&self.a),
-                       b: Clone::clone(&self.b),
+               if self.result_ok {
+                       Self { result_ok: true, contents: CResult_PaymentSecretNoneZPtr {
+                               result: Box::into_raw(Box::new(<crate::c_types::ThirtyTwoBytes>::clone(unsafe { &*self.contents.result })))
+                       } }
+               } else {
+                       Self { result_ok: false, contents: CResult_PaymentSecretNoneZPtr {
+                               err: core::ptr::null_mut()
+                       } }
                }
        }
 }
 #[no_mangle]
-/// Creates a new tuple which has the same data as `orig`
+/// Creates a new CResult_PaymentSecretNoneZ which has the same data as `orig`
 /// but with all dynamically-allocated buffers duplicated in new buffers.
-pub extern "C" fn C2Tuple_PaymentHashPaymentSecretZ_clone(orig: &C2Tuple_PaymentHashPaymentSecretZ) -> C2Tuple_PaymentHashPaymentSecretZ { Clone::clone(&orig) }
-/// Creates a new C2Tuple_PaymentHashPaymentSecretZ from the contained elements.
-#[no_mangle]
-pub extern "C" fn C2Tuple_PaymentHashPaymentSecretZ_new(a: crate::c_types::ThirtyTwoBytes, b: crate::c_types::ThirtyTwoBytes) -> C2Tuple_PaymentHashPaymentSecretZ {
-       C2Tuple_PaymentHashPaymentSecretZ { a, b, }
-}
-
-#[no_mangle]
-/// Frees any resources used by the C2Tuple_PaymentHashPaymentSecretZ.
-pub extern "C" fn C2Tuple_PaymentHashPaymentSecretZ_free(_res: C2Tuple_PaymentHashPaymentSecretZ) { }
+pub extern "C" fn CResult_PaymentSecretNoneZ_clone(orig: &CResult_PaymentSecretNoneZ) -> CResult_PaymentSecretNoneZ { Clone::clone(&orig) }
 #[repr(C)]
 /// The contents of CResult_PaymentSecretAPIErrorZ
 pub union CResult_PaymentSecretAPIErrorZPtr {
@@ -5458,6 +6383,11 @@ pub extern "C" fn CResult_PaymentSecretAPIErrorZ_err(e: crate::lightning::util::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PaymentSecretAPIErrorZ_is_ok(o: &CResult_PaymentSecretAPIErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_PaymentSecretAPIErrorZ.
 pub extern "C" fn CResult_PaymentSecretAPIErrorZ_free(_res: CResult_PaymentSecretAPIErrorZ) { }
@@ -5478,11 +6408,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, crate::li
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, crate::lightning::util::errors::APIError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_PaymentSecretAPIErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_PaymentSecretAPIErrorZPtr { err }
                };
                Self {
@@ -5509,6 +6439,102 @@ impl Clone for CResult_PaymentSecretAPIErrorZ {
 /// but with all dynamically-allocated buffers duplicated in new buffers.
 pub extern "C" fn CResult_PaymentSecretAPIErrorZ_clone(orig: &CResult_PaymentSecretAPIErrorZ) -> CResult_PaymentSecretAPIErrorZ { Clone::clone(&orig) }
 #[repr(C)]
+/// The contents of CResult_PaymentPreimageAPIErrorZ
+pub union CResult_PaymentPreimageAPIErrorZPtr {
+       /// A pointer to the contents in the success state.
+       /// Reading from this pointer when `result_ok` is not set is undefined.
+       pub result: *mut crate::c_types::ThirtyTwoBytes,
+       /// A pointer to the contents in the error state.
+       /// Reading from this pointer when `result_ok` is set is undefined.
+       pub err: *mut crate::lightning::util::errors::APIError,
+}
+#[repr(C)]
+/// A CResult_PaymentPreimageAPIErrorZ represents the result of a fallible operation,
+/// containing a crate::c_types::ThirtyTwoBytes on success and a crate::lightning::util::errors::APIError on failure.
+/// `result_ok` indicates the overall state, and the contents are provided via `contents`.
+pub struct CResult_PaymentPreimageAPIErrorZ {
+       /// The contents of this CResult_PaymentPreimageAPIErrorZ, accessible via either
+       /// `err` or `result` depending on the state of `result_ok`.
+       pub contents: CResult_PaymentPreimageAPIErrorZPtr,
+       /// Whether this CResult_PaymentPreimageAPIErrorZ represents a success state.
+       pub result_ok: bool,
+}
+#[no_mangle]
+/// Creates a new CResult_PaymentPreimageAPIErrorZ in the success state.
+pub extern "C" fn CResult_PaymentPreimageAPIErrorZ_ok(o: crate::c_types::ThirtyTwoBytes) -> CResult_PaymentPreimageAPIErrorZ {
+       CResult_PaymentPreimageAPIErrorZ {
+               contents: CResult_PaymentPreimageAPIErrorZPtr {
+                       result: Box::into_raw(Box::new(o)),
+               },
+               result_ok: true,
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_PaymentPreimageAPIErrorZ in the error state.
+pub extern "C" fn CResult_PaymentPreimageAPIErrorZ_err(e: crate::lightning::util::errors::APIError) -> CResult_PaymentPreimageAPIErrorZ {
+       CResult_PaymentPreimageAPIErrorZ {
+               contents: CResult_PaymentPreimageAPIErrorZPtr {
+                       err: Box::into_raw(Box::new(e)),
+               },
+               result_ok: false,
+       }
+}
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PaymentPreimageAPIErrorZ_is_ok(o: &CResult_PaymentPreimageAPIErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_PaymentPreimageAPIErrorZ.
+pub extern "C" fn CResult_PaymentPreimageAPIErrorZ_free(_res: CResult_PaymentPreimageAPIErrorZ) { }
+impl Drop for CResult_PaymentPreimageAPIErrorZ {
+       fn drop(&mut self) {
+               if self.result_ok {
+                       if unsafe { !(self.contents.result as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.result) };
+                       }
+               } else {
+                       if unsafe { !(self.contents.err as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.err) };
+                       }
+               }
+       }
+}
+impl From<crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, crate::lightning::util::errors::APIError>> for CResult_PaymentPreimageAPIErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, crate::lightning::util::errors::APIError>) -> Self {
+               let contents = if o.result_ok {
+                       let result = unsafe { o.contents.result };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_PaymentPreimageAPIErrorZPtr { result }
+               } else {
+                       let err = unsafe { o.contents.err };
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_PaymentPreimageAPIErrorZPtr { err }
+               };
+               Self {
+                       contents,
+                       result_ok: o.result_ok,
+               }
+       }
+}
+impl Clone for CResult_PaymentPreimageAPIErrorZ {
+       fn clone(&self) -> Self {
+               if self.result_ok {
+                       Self { result_ok: true, contents: CResult_PaymentPreimageAPIErrorZPtr {
+                               result: Box::into_raw(Box::new(<crate::c_types::ThirtyTwoBytes>::clone(unsafe { &*self.contents.result })))
+                       } }
+               } else {
+                       Self { result_ok: false, contents: CResult_PaymentPreimageAPIErrorZPtr {
+                               err: Box::into_raw(Box::new(<crate::lightning::util::errors::APIError>::clone(unsafe { &*self.contents.err })))
+                       } }
+               }
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_PaymentPreimageAPIErrorZ which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn CResult_PaymentPreimageAPIErrorZ_clone(orig: &CResult_PaymentPreimageAPIErrorZ) -> CResult_PaymentPreimageAPIErrorZ { Clone::clone(&orig) }
+#[repr(C)]
 /// A dynamically-allocated array of crate::lightning::chain::channelmonitor::ChannelMonitors of arbitrary size.
 /// This corresponds to std::vector in C++
 pub struct CVec_ChannelMonitorZ {
@@ -5521,13 +6547,13 @@ pub struct CVec_ChannelMonitorZ {
 impl CVec_ChannelMonitorZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::chain::channelmonitor::ChannelMonitor> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::chain::channelmonitor::ChannelMonitor] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::chain::channelmonitor::ChannelMonitor>> for CVec_ChannelMonitorZ {
@@ -5543,7 +6569,7 @@ pub extern "C" fn CVec_ChannelMonitorZ_free(_res: CVec_ChannelMonitorZ) { }
 impl Drop for CVec_ChannelMonitorZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 #[repr(C)]
@@ -5617,6 +6643,11 @@ pub extern "C" fn CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_err(e: cr
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_is_ok(o: &CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ.
 pub extern "C" fn CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ_free(_res: CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZ) { }
@@ -5637,11 +6668,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_BlockHas
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_BlockHashChannelManagerZ, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_C2Tuple_BlockHashChannelManagerZDecodeErrorZPtr { err }
                };
                Self {
@@ -5691,6 +6722,11 @@ pub extern "C" fn CResult_ChannelConfigDecodeErrorZ_err(e: crate::lightning::ln:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ChannelConfigDecodeErrorZ_is_ok(o: &CResult_ChannelConfigDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ChannelConfigDecodeErrorZ.
 pub extern "C" fn CResult_ChannelConfigDecodeErrorZ_free(_res: CResult_ChannelConfigDecodeErrorZ) { }
@@ -5711,11 +6747,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::util::config::ChannelCo
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::util::config::ChannelConfig, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ChannelConfigDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ChannelConfigDecodeErrorZPtr { err }
                };
                Self {
@@ -5782,6 +6818,11 @@ pub extern "C" fn CResult_OutPointDecodeErrorZ_err(e: crate::lightning::ln::msgs
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_OutPointDecodeErrorZ_is_ok(o: &CResult_OutPointDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_OutPointDecodeErrorZ.
 pub extern "C" fn CResult_OutPointDecodeErrorZ_free(_res: CResult_OutPointDecodeErrorZ) { }
@@ -5802,11 +6843,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::chain::transaction::Out
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::chain::transaction::OutPoint, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_OutPointDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_OutPointDecodeErrorZPtr { err }
                };
                Self {
@@ -5842,7 +6883,7 @@ pub enum COption_TypeZ {
 }
 impl COption_TypeZ {
        #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
-               if let Self::Some(_) = self { true } else { false }
+               if let Self::None = self { false } else { true }
        }
        #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
                !self.is_some()
@@ -5905,6 +6946,11 @@ pub extern "C" fn CResult_COption_TypeZDecodeErrorZ_err(e: crate::lightning::ln:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_COption_TypeZDecodeErrorZ_is_ok(o: &CResult_COption_TypeZDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_COption_TypeZDecodeErrorZ.
 pub extern "C" fn CResult_COption_TypeZDecodeErrorZ_free(_res: CResult_COption_TypeZDecodeErrorZ) { }
@@ -5925,11 +6971,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::derived::COption_TypeZ, c
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::COption_TypeZ, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_COption_TypeZDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_COption_TypeZDecodeErrorZPtr { err }
                };
                Self {
@@ -5979,6 +7025,11 @@ pub extern "C" fn CResult_PaymentIdPaymentErrorZ_err(e: crate::lightning_invoice
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PaymentIdPaymentErrorZ_is_ok(o: &CResult_PaymentIdPaymentErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_PaymentIdPaymentErrorZ.
 pub extern "C" fn CResult_PaymentIdPaymentErrorZ_free(_res: CResult_PaymentIdPaymentErrorZ) { }
@@ -5999,11 +7050,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, crate::li
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::ThirtyTwoBytes, crate::lightning_invoice::payment::PaymentError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_PaymentIdPaymentErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_PaymentIdPaymentErrorZPtr { err }
                };
                Self {
@@ -6036,7 +7087,7 @@ pub union CResult_SiPrefixNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::lightning_invoice::SiPrefix,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_SiPrefixNoneZ represents the result of a fallible operation,
@@ -6064,11 +7115,16 @@ pub extern "C" fn CResult_SiPrefixNoneZ_ok(o: crate::lightning_invoice::SiPrefix
 pub extern "C" fn CResult_SiPrefixNoneZ_err() -> CResult_SiPrefixNoneZ {
        CResult_SiPrefixNoneZ {
                contents: CResult_SiPrefixNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_SiPrefixNoneZ_is_ok(o: &CResult_SiPrefixNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_SiPrefixNoneZ.
 pub extern "C" fn CResult_SiPrefixNoneZ_free(_res: CResult_SiPrefixNoneZ) { }
@@ -6086,12 +7142,12 @@ impl From<crate::c_types::CResultTempl<crate::lightning_invoice::SiPrefix, ()>>
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning_invoice::SiPrefix, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_SiPrefixNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_SiPrefixNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_SiPrefixNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -6107,7 +7163,7 @@ impl Clone for CResult_SiPrefixNoneZ {
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_SiPrefixNoneZPtr {
-                               err: std::ptr::null_mut()
+                               err: core::ptr::null_mut()
                        } }
                }
        }
@@ -6123,7 +7179,7 @@ pub union CResult_InvoiceNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::lightning_invoice::Invoice,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_InvoiceNoneZ represents the result of a fallible operation,
@@ -6151,11 +7207,16 @@ pub extern "C" fn CResult_InvoiceNoneZ_ok(o: crate::lightning_invoice::Invoice)
 pub extern "C" fn CResult_InvoiceNoneZ_err() -> CResult_InvoiceNoneZ {
        CResult_InvoiceNoneZ {
                contents: CResult_InvoiceNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_InvoiceNoneZ_is_ok(o: &CResult_InvoiceNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_InvoiceNoneZ.
 pub extern "C" fn CResult_InvoiceNoneZ_free(_res: CResult_InvoiceNoneZ) { }
@@ -6173,12 +7234,12 @@ impl From<crate::c_types::CResultTempl<crate::lightning_invoice::Invoice, ()>> f
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning_invoice::Invoice, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_InvoiceNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_InvoiceNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_InvoiceNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -6194,7 +7255,7 @@ impl Clone for CResult_InvoiceNoneZ {
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_InvoiceNoneZPtr {
-                               err: std::ptr::null_mut()
+                               err: core::ptr::null_mut()
                        } }
                }
        }
@@ -6210,7 +7271,7 @@ pub union CResult_SignedRawInvoiceNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::lightning_invoice::SignedRawInvoice,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_SignedRawInvoiceNoneZ represents the result of a fallible operation,
@@ -6238,11 +7299,16 @@ pub extern "C" fn CResult_SignedRawInvoiceNoneZ_ok(o: crate::lightning_invoice::
 pub extern "C" fn CResult_SignedRawInvoiceNoneZ_err() -> CResult_SignedRawInvoiceNoneZ {
        CResult_SignedRawInvoiceNoneZ {
                contents: CResult_SignedRawInvoiceNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_SignedRawInvoiceNoneZ_is_ok(o: &CResult_SignedRawInvoiceNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_SignedRawInvoiceNoneZ.
 pub extern "C" fn CResult_SignedRawInvoiceNoneZ_free(_res: CResult_SignedRawInvoiceNoneZ) { }
@@ -6260,12 +7326,12 @@ impl From<crate::c_types::CResultTempl<crate::lightning_invoice::SignedRawInvoic
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning_invoice::SignedRawInvoice, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_SignedRawInvoiceNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_SignedRawInvoiceNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_SignedRawInvoiceNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -6281,7 +7347,7 @@ impl Clone for CResult_SignedRawInvoiceNoneZ {
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_SignedRawInvoiceNoneZPtr {
-                               err: std::ptr::null_mut()
+                               err: core::ptr::null_mut()
                        } }
                }
        }
@@ -6377,6 +7443,11 @@ pub extern "C" fn CResult_PayeePubKeyErrorZ_err(e: crate::c_types::Secp256k1Erro
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PayeePubKeyErrorZ_is_ok(o: &CResult_PayeePubKeyErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_PayeePubKeyErrorZ.
 pub extern "C" fn CResult_PayeePubKeyErrorZ_free(_res: CResult_PayeePubKeyErrorZ) { }
@@ -6397,11 +7468,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning_invoice::PayeePubKey, cr
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning_invoice::PayeePubKey, crate::c_types::Secp256k1Error>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_PayeePubKeyErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_PayeePubKeyErrorZPtr { err }
                };
                Self {
@@ -6440,13 +7511,13 @@ pub struct CVec_PrivateRouteZ {
 impl CVec_PrivateRouteZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning_invoice::PrivateRoute> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning_invoice::PrivateRoute] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning_invoice::PrivateRoute>> for CVec_PrivateRouteZ {
@@ -6462,14 +7533,14 @@ pub extern "C" fn CVec_PrivateRouteZ_free(_res: CVec_PrivateRouteZ) { }
 impl Drop for CVec_PrivateRouteZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_PrivateRouteZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -6514,6 +7585,11 @@ pub extern "C" fn CResult_PositiveTimestampCreationErrorZ_err(e: crate::lightnin
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PositiveTimestampCreationErrorZ_is_ok(o: &CResult_PositiveTimestampCreationErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_PositiveTimestampCreationErrorZ.
 pub extern "C" fn CResult_PositiveTimestampCreationErrorZ_free(_res: CResult_PositiveTimestampCreationErrorZ) { }
@@ -6534,11 +7610,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning_invoice::PositiveTimesta
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning_invoice::PositiveTimestamp, crate::lightning_invoice::CreationError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_PositiveTimestampCreationErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_PositiveTimestampCreationErrorZPtr { err }
                };
                Self {
@@ -6568,7 +7644,7 @@ pub extern "C" fn CResult_PositiveTimestampCreationErrorZ_clone(orig: &CResult_P
 /// The contents of CResult_NoneSemanticErrorZ
 pub union CResult_NoneSemanticErrorZPtr {
        /// Note that this value is always NULL, as there are no contents in the OK variant
-       pub result: *mut std::ffi::c_void,
+       pub result: *mut core::ffi::c_void,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning_invoice::SemanticError,
@@ -6589,7 +7665,7 @@ pub struct CResult_NoneSemanticErrorZ {
 pub extern "C" fn CResult_NoneSemanticErrorZ_ok() -> CResult_NoneSemanticErrorZ {
        CResult_NoneSemanticErrorZ {
                contents: CResult_NoneSemanticErrorZPtr {
-                       result: std::ptr::null_mut(),
+                       result: core::ptr::null_mut(),
                },
                result_ok: true,
        }
@@ -6604,6 +7680,11 @@ pub extern "C" fn CResult_NoneSemanticErrorZ_err(e: crate::lightning_invoice::Se
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NoneSemanticErrorZ_is_ok(o: &CResult_NoneSemanticErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NoneSemanticErrorZ.
 pub extern "C" fn CResult_NoneSemanticErrorZ_free(_res: CResult_NoneSemanticErrorZ) { }
@@ -6621,11 +7702,11 @@ impl From<crate::c_types::CResultTempl<(), crate::lightning_invoice::SemanticErr
        fn from(mut o: crate::c_types::CResultTempl<(), crate::lightning_invoice::SemanticError>) -> Self {
                let contents = if o.result_ok {
                        let _ = unsafe { Box::from_raw(o.contents.result) };
-                       o.contents.result = std::ptr::null_mut();
-                       CResult_NoneSemanticErrorZPtr { result: std::ptr::null_mut() }
+                       o.contents.result = core::ptr::null_mut();
+                       CResult_NoneSemanticErrorZPtr { result: core::ptr::null_mut() }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NoneSemanticErrorZPtr { err }
                };
                Self {
@@ -6638,7 +7719,7 @@ impl Clone for CResult_NoneSemanticErrorZ {
        fn clone(&self) -> Self {
                if self.result_ok {
                        Self { result_ok: true, contents: CResult_NoneSemanticErrorZPtr {
-                               result: std::ptr::null_mut()
+                               result: core::ptr::null_mut()
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_NoneSemanticErrorZPtr {
@@ -6692,6 +7773,11 @@ pub extern "C" fn CResult_InvoiceSemanticErrorZ_err(e: crate::lightning_invoice:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_InvoiceSemanticErrorZ_is_ok(o: &CResult_InvoiceSemanticErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_InvoiceSemanticErrorZ.
 pub extern "C" fn CResult_InvoiceSemanticErrorZ_free(_res: CResult_InvoiceSemanticErrorZ) { }
@@ -6712,11 +7798,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning_invoice::Invoice, crate:
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning_invoice::Invoice, crate::lightning_invoice::SemanticError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_InvoiceSemanticErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_InvoiceSemanticErrorZPtr { err }
                };
                Self {
@@ -6783,6 +7869,11 @@ pub extern "C" fn CResult_DescriptionCreationErrorZ_err(e: crate::lightning_invo
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_DescriptionCreationErrorZ_is_ok(o: &CResult_DescriptionCreationErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_DescriptionCreationErrorZ.
 pub extern "C" fn CResult_DescriptionCreationErrorZ_free(_res: CResult_DescriptionCreationErrorZ) { }
@@ -6803,11 +7894,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning_invoice::Description, cr
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning_invoice::Description, crate::lightning_invoice::CreationError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_DescriptionCreationErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_DescriptionCreationErrorZPtr { err }
                };
                Self {
@@ -6874,6 +7965,11 @@ pub extern "C" fn CResult_ExpiryTimeCreationErrorZ_err(e: crate::lightning_invoi
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ExpiryTimeCreationErrorZ_is_ok(o: &CResult_ExpiryTimeCreationErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ExpiryTimeCreationErrorZ.
 pub extern "C" fn CResult_ExpiryTimeCreationErrorZ_free(_res: CResult_ExpiryTimeCreationErrorZ) { }
@@ -6894,11 +7990,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning_invoice::ExpiryTime, cra
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning_invoice::ExpiryTime, crate::lightning_invoice::CreationError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ExpiryTimeCreationErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ExpiryTimeCreationErrorZPtr { err }
                };
                Self {
@@ -6965,6 +8061,11 @@ pub extern "C" fn CResult_PrivateRouteCreationErrorZ_err(e: crate::lightning_inv
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PrivateRouteCreationErrorZ_is_ok(o: &CResult_PrivateRouteCreationErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_PrivateRouteCreationErrorZ.
 pub extern "C" fn CResult_PrivateRouteCreationErrorZ_free(_res: CResult_PrivateRouteCreationErrorZ) { }
@@ -6985,11 +8086,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning_invoice::PrivateRoute, c
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning_invoice::PrivateRoute, crate::lightning_invoice::CreationError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_PrivateRouteCreationErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_PrivateRouteCreationErrorZPtr { err }
                };
                Self {
@@ -7056,6 +8157,11 @@ pub extern "C" fn CResult_StringErrorZ_err(e: crate::c_types::Secp256k1Error) ->
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_StringErrorZ_is_ok(o: &CResult_StringErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_StringErrorZ.
 pub extern "C" fn CResult_StringErrorZ_free(_res: CResult_StringErrorZ) { }
@@ -7076,11 +8182,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::Str, crate::c_types::Secp
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::Str, crate::c_types::Secp256k1Error>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_StringErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_StringErrorZPtr { err }
                };
                Self {
@@ -7130,6 +8236,11 @@ pub extern "C" fn CResult_ChannelMonitorUpdateDecodeErrorZ_err(e: crate::lightni
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ChannelMonitorUpdateDecodeErrorZ_is_ok(o: &CResult_ChannelMonitorUpdateDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ChannelMonitorUpdateDecodeErrorZ.
 pub extern "C" fn CResult_ChannelMonitorUpdateDecodeErrorZ_free(_res: CResult_ChannelMonitorUpdateDecodeErrorZ) { }
@@ -7150,11 +8261,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::chain::channelmonitor::
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::chain::channelmonitor::ChannelMonitorUpdate, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ChannelMonitorUpdateDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ChannelMonitorUpdateDecodeErrorZPtr { err }
                };
                Self {
@@ -7181,50 +8292,92 @@ impl Clone for CResult_ChannelMonitorUpdateDecodeErrorZ {
 /// but with all dynamically-allocated buffers duplicated in new buffers.
 pub extern "C" fn CResult_ChannelMonitorUpdateDecodeErrorZ_clone(orig: &CResult_ChannelMonitorUpdateDecodeErrorZ) -> CResult_ChannelMonitorUpdateDecodeErrorZ { Clone::clone(&orig) }
 #[repr(C)]
-/// The contents of CResult_HTLCUpdateDecodeErrorZ
-pub union CResult_HTLCUpdateDecodeErrorZPtr {
+#[derive(Clone)]
+/// An enum which can either contain a crate::lightning::chain::channelmonitor::MonitorEvent or not
+pub enum COption_MonitorEventZ {
+       /// When we're in this state, this COption_MonitorEventZ contains a crate::lightning::chain::channelmonitor::MonitorEvent
+       Some(crate::lightning::chain::channelmonitor::MonitorEvent),
+       /// When we're in this state, this COption_MonitorEventZ contains nothing
+       None
+}
+impl COption_MonitorEventZ {
+       #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
+               if let Self::None = self { false } else { true }
+       }
+       #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
+               !self.is_some()
+       }
+       #[allow(unused)] pub(crate) fn take(mut self) -> crate::lightning::chain::channelmonitor::MonitorEvent {
+               if let Self::Some(v) = self { v } else { unreachable!() }
+       }
+}
+#[no_mangle]
+/// Constructs a new COption_MonitorEventZ containing a crate::lightning::chain::channelmonitor::MonitorEvent
+pub extern "C" fn COption_MonitorEventZ_some(o: crate::lightning::chain::channelmonitor::MonitorEvent) -> COption_MonitorEventZ {
+       COption_MonitorEventZ::Some(o)
+}
+#[no_mangle]
+/// Constructs a new COption_MonitorEventZ containing nothing
+pub extern "C" fn COption_MonitorEventZ_none() -> COption_MonitorEventZ {
+       COption_MonitorEventZ::None
+}
+#[no_mangle]
+/// Frees any resources associated with the crate::lightning::chain::channelmonitor::MonitorEvent, if we are in the Some state
+pub extern "C" fn COption_MonitorEventZ_free(_res: COption_MonitorEventZ) { }
+#[no_mangle]
+/// Creates a new COption_MonitorEventZ which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn COption_MonitorEventZ_clone(orig: &COption_MonitorEventZ) -> COption_MonitorEventZ { Clone::clone(&orig) }
+#[repr(C)]
+/// The contents of CResult_COption_MonitorEventZDecodeErrorZ
+pub union CResult_COption_MonitorEventZDecodeErrorZPtr {
        /// A pointer to the contents in the success state.
        /// Reading from this pointer when `result_ok` is not set is undefined.
-       pub result: *mut crate::lightning::chain::channelmonitor::HTLCUpdate,
+       pub result: *mut crate::c_types::derived::COption_MonitorEventZ,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning::ln::msgs::DecodeError,
 }
 #[repr(C)]
-/// A CResult_HTLCUpdateDecodeErrorZ represents the result of a fallible operation,
-/// containing a crate::lightning::chain::channelmonitor::HTLCUpdate on success and a crate::lightning::ln::msgs::DecodeError on failure.
+/// A CResult_COption_MonitorEventZDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::c_types::derived::COption_MonitorEventZ on success and a crate::lightning::ln::msgs::DecodeError on failure.
 /// `result_ok` indicates the overall state, and the contents are provided via `contents`.
-pub struct CResult_HTLCUpdateDecodeErrorZ {
-       /// The contents of this CResult_HTLCUpdateDecodeErrorZ, accessible via either
+pub struct CResult_COption_MonitorEventZDecodeErrorZ {
+       /// The contents of this CResult_COption_MonitorEventZDecodeErrorZ, accessible via either
        /// `err` or `result` depending on the state of `result_ok`.
-       pub contents: CResult_HTLCUpdateDecodeErrorZPtr,
-       /// Whether this CResult_HTLCUpdateDecodeErrorZ represents a success state.
+       pub contents: CResult_COption_MonitorEventZDecodeErrorZPtr,
+       /// Whether this CResult_COption_MonitorEventZDecodeErrorZ represents a success state.
        pub result_ok: bool,
 }
 #[no_mangle]
-/// Creates a new CResult_HTLCUpdateDecodeErrorZ in the success state.
-pub extern "C" fn CResult_HTLCUpdateDecodeErrorZ_ok(o: crate::lightning::chain::channelmonitor::HTLCUpdate) -> CResult_HTLCUpdateDecodeErrorZ {
-       CResult_HTLCUpdateDecodeErrorZ {
-               contents: CResult_HTLCUpdateDecodeErrorZPtr {
+/// Creates a new CResult_COption_MonitorEventZDecodeErrorZ in the success state.
+pub extern "C" fn CResult_COption_MonitorEventZDecodeErrorZ_ok(o: crate::c_types::derived::COption_MonitorEventZ) -> CResult_COption_MonitorEventZDecodeErrorZ {
+       CResult_COption_MonitorEventZDecodeErrorZ {
+               contents: CResult_COption_MonitorEventZDecodeErrorZPtr {
                        result: Box::into_raw(Box::new(o)),
                },
                result_ok: true,
        }
 }
 #[no_mangle]
-/// Creates a new CResult_HTLCUpdateDecodeErrorZ in the error state.
-pub extern "C" fn CResult_HTLCUpdateDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_HTLCUpdateDecodeErrorZ {
-       CResult_HTLCUpdateDecodeErrorZ {
-               contents: CResult_HTLCUpdateDecodeErrorZPtr {
+/// Creates a new CResult_COption_MonitorEventZDecodeErrorZ in the error state.
+pub extern "C" fn CResult_COption_MonitorEventZDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_COption_MonitorEventZDecodeErrorZ {
+       CResult_COption_MonitorEventZDecodeErrorZ {
+               contents: CResult_COption_MonitorEventZDecodeErrorZPtr {
                        err: Box::into_raw(Box::new(e)),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
 #[no_mangle]
-/// Frees any resources used by the CResult_HTLCUpdateDecodeErrorZ.
-pub extern "C" fn CResult_HTLCUpdateDecodeErrorZ_free(_res: CResult_HTLCUpdateDecodeErrorZ) { }
-impl Drop for CResult_HTLCUpdateDecodeErrorZ {
+pub extern "C" fn CResult_COption_MonitorEventZDecodeErrorZ_is_ok(o: &CResult_COption_MonitorEventZDecodeErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_COption_MonitorEventZDecodeErrorZ.
+pub extern "C" fn CResult_COption_MonitorEventZDecodeErrorZ_free(_res: CResult_COption_MonitorEventZDecodeErrorZ) { }
+impl Drop for CResult_COption_MonitorEventZDecodeErrorZ {
        fn drop(&mut self) {
                if self.result_ok {
                        if unsafe { !(self.contents.result as *mut ()).is_null() } {
@@ -7237,16 +8390,16 @@ impl Drop for CResult_HTLCUpdateDecodeErrorZ {
                }
        }
 }
-impl From<crate::c_types::CResultTempl<crate::lightning::chain::channelmonitor::HTLCUpdate, crate::lightning::ln::msgs::DecodeError>> for CResult_HTLCUpdateDecodeErrorZ {
-       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::chain::channelmonitor::HTLCUpdate, crate::lightning::ln::msgs::DecodeError>) -> Self {
+impl From<crate::c_types::CResultTempl<crate::c_types::derived::COption_MonitorEventZ, crate::lightning::ln::msgs::DecodeError>> for CResult_COption_MonitorEventZDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::COption_MonitorEventZ, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
-                       CResult_HTLCUpdateDecodeErrorZPtr { result }
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_COption_MonitorEventZDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
-                       CResult_HTLCUpdateDecodeErrorZPtr { err }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_COption_MonitorEventZDecodeErrorZPtr { err }
                };
                Self {
                        contents,
@@ -7254,69 +8407,78 @@ impl From<crate::c_types::CResultTempl<crate::lightning::chain::channelmonitor::
                }
        }
 }
-impl Clone for CResult_HTLCUpdateDecodeErrorZ {
+impl Clone for CResult_COption_MonitorEventZDecodeErrorZ {
        fn clone(&self) -> Self {
                if self.result_ok {
-                       Self { result_ok: true, contents: CResult_HTLCUpdateDecodeErrorZPtr {
-                               result: Box::into_raw(Box::new(<crate::lightning::chain::channelmonitor::HTLCUpdate>::clone(unsafe { &*self.contents.result })))
+                       Self { result_ok: true, contents: CResult_COption_MonitorEventZDecodeErrorZPtr {
+                               result: Box::into_raw(Box::new(<crate::c_types::derived::COption_MonitorEventZ>::clone(unsafe { &*self.contents.result })))
                        } }
                } else {
-                       Self { result_ok: false, contents: CResult_HTLCUpdateDecodeErrorZPtr {
+                       Self { result_ok: false, contents: CResult_COption_MonitorEventZDecodeErrorZPtr {
                                err: Box::into_raw(Box::new(<crate::lightning::ln::msgs::DecodeError>::clone(unsafe { &*self.contents.err })))
                        } }
                }
        }
 }
 #[no_mangle]
-/// Creates a new CResult_HTLCUpdateDecodeErrorZ which has the same data as `orig`
+/// Creates a new CResult_COption_MonitorEventZDecodeErrorZ which has the same data as `orig`
 /// but with all dynamically-allocated buffers duplicated in new buffers.
-pub extern "C" fn CResult_HTLCUpdateDecodeErrorZ_clone(orig: &CResult_HTLCUpdateDecodeErrorZ) -> CResult_HTLCUpdateDecodeErrorZ { Clone::clone(&orig) }
+pub extern "C" fn CResult_COption_MonitorEventZDecodeErrorZ_clone(orig: &CResult_COption_MonitorEventZDecodeErrorZ) -> CResult_COption_MonitorEventZDecodeErrorZ { Clone::clone(&orig) }
 #[repr(C)]
-/// The contents of CResult_NoneMonitorUpdateErrorZ
-pub union CResult_NoneMonitorUpdateErrorZPtr {
-       /// Note that this value is always NULL, as there are no contents in the OK variant
-       pub result: *mut std::ffi::c_void,
+/// The contents of CResult_HTLCUpdateDecodeErrorZ
+pub union CResult_HTLCUpdateDecodeErrorZPtr {
+       /// A pointer to the contents in the success state.
+       /// Reading from this pointer when `result_ok` is not set is undefined.
+       pub result: *mut crate::lightning::chain::channelmonitor::HTLCUpdate,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
-       pub err: *mut crate::lightning::chain::channelmonitor::MonitorUpdateError,
+       pub err: *mut crate::lightning::ln::msgs::DecodeError,
 }
 #[repr(C)]
-/// A CResult_NoneMonitorUpdateErrorZ represents the result of a fallible operation,
-/// containing a () on success and a crate::lightning::chain::channelmonitor::MonitorUpdateError on failure.
+/// A CResult_HTLCUpdateDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::lightning::chain::channelmonitor::HTLCUpdate on success and a crate::lightning::ln::msgs::DecodeError on failure.
 /// `result_ok` indicates the overall state, and the contents are provided via `contents`.
-pub struct CResult_NoneMonitorUpdateErrorZ {
-       /// The contents of this CResult_NoneMonitorUpdateErrorZ, accessible via either
+pub struct CResult_HTLCUpdateDecodeErrorZ {
+       /// The contents of this CResult_HTLCUpdateDecodeErrorZ, accessible via either
        /// `err` or `result` depending on the state of `result_ok`.
-       pub contents: CResult_NoneMonitorUpdateErrorZPtr,
-       /// Whether this CResult_NoneMonitorUpdateErrorZ represents a success state.
+       pub contents: CResult_HTLCUpdateDecodeErrorZPtr,
+       /// Whether this CResult_HTLCUpdateDecodeErrorZ represents a success state.
        pub result_ok: bool,
 }
 #[no_mangle]
-/// Creates a new CResult_NoneMonitorUpdateErrorZ in the success state.
-pub extern "C" fn CResult_NoneMonitorUpdateErrorZ_ok() -> CResult_NoneMonitorUpdateErrorZ {
-       CResult_NoneMonitorUpdateErrorZ {
-               contents: CResult_NoneMonitorUpdateErrorZPtr {
-                       result: std::ptr::null_mut(),
+/// Creates a new CResult_HTLCUpdateDecodeErrorZ in the success state.
+pub extern "C" fn CResult_HTLCUpdateDecodeErrorZ_ok(o: crate::lightning::chain::channelmonitor::HTLCUpdate) -> CResult_HTLCUpdateDecodeErrorZ {
+       CResult_HTLCUpdateDecodeErrorZ {
+               contents: CResult_HTLCUpdateDecodeErrorZPtr {
+                       result: Box::into_raw(Box::new(o)),
                },
                result_ok: true,
        }
 }
 #[no_mangle]
-/// Creates a new CResult_NoneMonitorUpdateErrorZ in the error state.
-pub extern "C" fn CResult_NoneMonitorUpdateErrorZ_err(e: crate::lightning::chain::channelmonitor::MonitorUpdateError) -> CResult_NoneMonitorUpdateErrorZ {
-       CResult_NoneMonitorUpdateErrorZ {
-               contents: CResult_NoneMonitorUpdateErrorZPtr {
+/// Creates a new CResult_HTLCUpdateDecodeErrorZ in the error state.
+pub extern "C" fn CResult_HTLCUpdateDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_HTLCUpdateDecodeErrorZ {
+       CResult_HTLCUpdateDecodeErrorZ {
+               contents: CResult_HTLCUpdateDecodeErrorZPtr {
                        err: Box::into_raw(Box::new(e)),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_HTLCUpdateDecodeErrorZ_is_ok(o: &CResult_HTLCUpdateDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
-/// Frees any resources used by the CResult_NoneMonitorUpdateErrorZ.
-pub extern "C" fn CResult_NoneMonitorUpdateErrorZ_free(_res: CResult_NoneMonitorUpdateErrorZ) { }
-impl Drop for CResult_NoneMonitorUpdateErrorZ {
+/// Frees any resources used by the CResult_HTLCUpdateDecodeErrorZ.
+pub extern "C" fn CResult_HTLCUpdateDecodeErrorZ_free(_res: CResult_HTLCUpdateDecodeErrorZ) { }
+impl Drop for CResult_HTLCUpdateDecodeErrorZ {
        fn drop(&mut self) {
                if self.result_ok {
+                       if unsafe { !(self.contents.result as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.result) };
+                       }
                } else {
                        if unsafe { !(self.contents.err as *mut ()).is_null() } {
                                let _ = unsafe { Box::from_raw(self.contents.err) };
@@ -7324,16 +8486,16 @@ impl Drop for CResult_NoneMonitorUpdateErrorZ {
                }
        }
 }
-impl From<crate::c_types::CResultTempl<(), crate::lightning::chain::channelmonitor::MonitorUpdateError>> for CResult_NoneMonitorUpdateErrorZ {
-       fn from(mut o: crate::c_types::CResultTempl<(), crate::lightning::chain::channelmonitor::MonitorUpdateError>) -> Self {
+impl From<crate::c_types::CResultTempl<crate::lightning::chain::channelmonitor::HTLCUpdate, crate::lightning::ln::msgs::DecodeError>> for CResult_HTLCUpdateDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::lightning::chain::channelmonitor::HTLCUpdate, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
-                       let _ = unsafe { Box::from_raw(o.contents.result) };
-                       o.contents.result = std::ptr::null_mut();
-                       CResult_NoneMonitorUpdateErrorZPtr { result: std::ptr::null_mut() }
+                       let result = unsafe { o.contents.result };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_HTLCUpdateDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
-                       CResult_NoneMonitorUpdateErrorZPtr { err }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_HTLCUpdateDecodeErrorZPtr { err }
                };
                Self {
                        contents,
@@ -7341,23 +8503,23 @@ impl From<crate::c_types::CResultTempl<(), crate::lightning::chain::channelmonit
                }
        }
 }
-impl Clone for CResult_NoneMonitorUpdateErrorZ {
+impl Clone for CResult_HTLCUpdateDecodeErrorZ {
        fn clone(&self) -> Self {
                if self.result_ok {
-                       Self { result_ok: true, contents: CResult_NoneMonitorUpdateErrorZPtr {
-                               result: std::ptr::null_mut()
+                       Self { result_ok: true, contents: CResult_HTLCUpdateDecodeErrorZPtr {
+                               result: Box::into_raw(Box::new(<crate::lightning::chain::channelmonitor::HTLCUpdate>::clone(unsafe { &*self.contents.result })))
                        } }
                } else {
-                       Self { result_ok: false, contents: CResult_NoneMonitorUpdateErrorZPtr {
-                               err: Box::into_raw(Box::new(<crate::lightning::chain::channelmonitor::MonitorUpdateError>::clone(unsafe { &*self.contents.err })))
+                       Self { result_ok: false, contents: CResult_HTLCUpdateDecodeErrorZPtr {
+                               err: Box::into_raw(Box::new(<crate::lightning::ln::msgs::DecodeError>::clone(unsafe { &*self.contents.err })))
                        } }
                }
        }
 }
 #[no_mangle]
-/// Creates a new CResult_NoneMonitorUpdateErrorZ which has the same data as `orig`
+/// Creates a new CResult_HTLCUpdateDecodeErrorZ which has the same data as `orig`
 /// but with all dynamically-allocated buffers duplicated in new buffers.
-pub extern "C" fn CResult_NoneMonitorUpdateErrorZ_clone(orig: &CResult_NoneMonitorUpdateErrorZ) -> CResult_NoneMonitorUpdateErrorZ { Clone::clone(&orig) }
+pub extern "C" fn CResult_HTLCUpdateDecodeErrorZ_clone(orig: &CResult_HTLCUpdateDecodeErrorZ) -> CResult_HTLCUpdateDecodeErrorZ { Clone::clone(&orig) }
 #[repr(C)]
 /// A tuple of 2 elements. See the individual fields for the types contained.
 pub struct C2Tuple_OutPointScriptZ {
@@ -7455,13 +8617,13 @@ pub struct CVec_C2Tuple_u32ScriptZZ {
 impl CVec_C2Tuple_u32ScriptZZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::C2Tuple_u32ScriptZ> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::C2Tuple_u32ScriptZ] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::C2Tuple_u32ScriptZ>> for CVec_C2Tuple_u32ScriptZZ {
@@ -7477,14 +8639,14 @@ pub extern "C" fn CVec_C2Tuple_u32ScriptZZ_free(_res: CVec_C2Tuple_u32ScriptZZ)
 impl Drop for CVec_C2Tuple_u32ScriptZZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_C2Tuple_u32ScriptZZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -7543,13 +8705,13 @@ pub struct CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ {
 impl CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZ>> for CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ {
@@ -7565,14 +8727,14 @@ pub extern "C" fn CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ_free(_res: CVec_C2
 impl Drop for CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_C2Tuple_TxidCVec_C2Tuple_u32ScriptZZZZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -7589,13 +8751,13 @@ pub struct CVec_EventZ {
 impl CVec_EventZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::util::events::Event> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::util::events::Event] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::util::events::Event>> for CVec_EventZ {
@@ -7611,14 +8773,14 @@ pub extern "C" fn CVec_EventZ_free(_res: CVec_EventZ) { }
 impl Drop for CVec_EventZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_EventZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -7635,13 +8797,13 @@ pub struct CVec_TransactionZ {
 impl CVec_TransactionZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::Transaction> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::Transaction] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::Transaction>> for CVec_TransactionZ {
@@ -7657,14 +8819,14 @@ pub extern "C" fn CVec_TransactionZ_free(_res: CVec_TransactionZ) { }
 impl Drop for CVec_TransactionZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_TransactionZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -7723,13 +8885,13 @@ pub struct CVec_C2Tuple_u32TxOutZZ {
 impl CVec_C2Tuple_u32TxOutZZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::C2Tuple_u32TxOutZ> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::C2Tuple_u32TxOutZ] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::C2Tuple_u32TxOutZ>> for CVec_C2Tuple_u32TxOutZZ {
@@ -7745,14 +8907,14 @@ pub extern "C" fn CVec_C2Tuple_u32TxOutZZ_free(_res: CVec_C2Tuple_u32TxOutZZ) {
 impl Drop for CVec_C2Tuple_u32TxOutZZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_C2Tuple_u32TxOutZZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -7811,13 +8973,13 @@ pub struct CVec_TransactionOutputsZ {
 impl CVec_TransactionOutputsZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ>> for CVec_TransactionOutputsZ {
@@ -7833,14 +8995,14 @@ pub extern "C" fn CVec_TransactionOutputsZ_free(_res: CVec_TransactionOutputsZ)
 impl Drop for CVec_TransactionOutputsZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_TransactionOutputsZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -7857,13 +9019,13 @@ pub struct CVec_BalanceZ {
 impl CVec_BalanceZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::chain::channelmonitor::Balance> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::chain::channelmonitor::Balance] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::chain::channelmonitor::Balance>> for CVec_BalanceZ {
@@ -7879,14 +9041,14 @@ pub extern "C" fn CVec_BalanceZ_free(_res: CVec_BalanceZ) { }
 impl Drop for CVec_BalanceZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_BalanceZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -7931,6 +9093,11 @@ pub extern "C" fn CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_err(e: cr
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_is_ok(o: &CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ.
 pub extern "C" fn CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ_free(_res: CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZ) { }
@@ -7951,11 +9118,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_BlockHas
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_BlockHashChannelMonitorZ, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_C2Tuple_BlockHashChannelMonitorZDecodeErrorZPtr { err }
                };
                Self {
@@ -7968,7 +9135,7 @@ impl From<crate::c_types::CResultTempl<crate::c_types::derived::C2Tuple_BlockHas
 /// The contents of CResult_NoneLightningErrorZ
 pub union CResult_NoneLightningErrorZPtr {
        /// Note that this value is always NULL, as there are no contents in the OK variant
-       pub result: *mut std::ffi::c_void,
+       pub result: *mut core::ffi::c_void,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning::ln::msgs::LightningError,
@@ -7989,7 +9156,7 @@ pub struct CResult_NoneLightningErrorZ {
 pub extern "C" fn CResult_NoneLightningErrorZ_ok() -> CResult_NoneLightningErrorZ {
        CResult_NoneLightningErrorZ {
                contents: CResult_NoneLightningErrorZPtr {
-                       result: std::ptr::null_mut(),
+                       result: core::ptr::null_mut(),
                },
                result_ok: true,
        }
@@ -8004,6 +9171,11 @@ pub extern "C" fn CResult_NoneLightningErrorZ_err(e: crate::lightning::ln::msgs:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NoneLightningErrorZ_is_ok(o: &CResult_NoneLightningErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NoneLightningErrorZ.
 pub extern "C" fn CResult_NoneLightningErrorZ_free(_res: CResult_NoneLightningErrorZ) { }
@@ -8021,11 +9193,11 @@ impl From<crate::c_types::CResultTempl<(), crate::lightning::ln::msgs::Lightning
        fn from(mut o: crate::c_types::CResultTempl<(), crate::lightning::ln::msgs::LightningError>) -> Self {
                let contents = if o.result_ok {
                        let _ = unsafe { Box::from_raw(o.contents.result) };
-                       o.contents.result = std::ptr::null_mut();
-                       CResult_NoneLightningErrorZPtr { result: std::ptr::null_mut() }
+                       o.contents.result = core::ptr::null_mut();
+                       CResult_NoneLightningErrorZPtr { result: core::ptr::null_mut() }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NoneLightningErrorZPtr { err }
                };
                Self {
@@ -8038,7 +9210,7 @@ impl Clone for CResult_NoneLightningErrorZ {
        fn clone(&self) -> Self {
                if self.result_ok {
                        Self { result_ok: true, contents: CResult_NoneLightningErrorZPtr {
-                               result: std::ptr::null_mut()
+                               result: core::ptr::null_mut()
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_NoneLightningErrorZPtr {
@@ -8094,13 +9266,13 @@ pub struct CVec_C2Tuple_PublicKeyTypeZZ {
 impl CVec_C2Tuple_PublicKeyTypeZZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::C2Tuple_PublicKeyTypeZ> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::C2Tuple_PublicKeyTypeZ] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::C2Tuple_PublicKeyTypeZ>> for CVec_C2Tuple_PublicKeyTypeZZ {
@@ -8116,7 +9288,7 @@ pub extern "C" fn CVec_C2Tuple_PublicKeyTypeZZ_free(_res: CVec_C2Tuple_PublicKey
 impl Drop for CVec_C2Tuple_PublicKeyTypeZZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 #[repr(C)]
@@ -8160,6 +9332,11 @@ pub extern "C" fn CResult_boolLightningErrorZ_err(e: crate::lightning::ln::msgs:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_boolLightningErrorZ_is_ok(o: &CResult_boolLightningErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_boolLightningErrorZ.
 pub extern "C" fn CResult_boolLightningErrorZ_free(_res: CResult_boolLightningErrorZ) { }
@@ -8180,11 +9357,11 @@ impl From<crate::c_types::CResultTempl<bool, crate::lightning::ln::msgs::Lightni
        fn from(mut o: crate::c_types::CResultTempl<bool, crate::lightning::ln::msgs::LightningError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_boolLightningErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_boolLightningErrorZPtr { err }
                };
                Self {
@@ -8269,13 +9446,13 @@ pub struct CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ {
 impl CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::derived::C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::derived::C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::derived::C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZ>> for CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ {
@@ -8291,14 +9468,14 @@ pub extern "C" fn CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ_f
 impl Drop for CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_C3Tuple_ChannelAnnouncementChannelUpdateChannelUpdateZZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -8315,13 +9492,13 @@ pub struct CVec_NodeAnnouncementZ {
 impl CVec_NodeAnnouncementZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::ln::msgs::NodeAnnouncement> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::ln::msgs::NodeAnnouncement] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::ln::msgs::NodeAnnouncement>> for CVec_NodeAnnouncementZ {
@@ -8337,14 +9514,14 @@ pub extern "C" fn CVec_NodeAnnouncementZ_free(_res: CVec_NodeAnnouncementZ) { }
 impl Drop for CVec_NodeAnnouncementZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_NodeAnnouncementZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -8361,13 +9538,13 @@ pub struct CVec_PublicKeyZ {
 impl CVec_PublicKeyZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::c_types::PublicKey> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::c_types::PublicKey] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::c_types::PublicKey>> for CVec_PublicKeyZ {
@@ -8383,14 +9560,14 @@ pub extern "C" fn CVec_PublicKeyZ_free(_res: CVec_PublicKeyZ) { }
 impl Drop for CVec_PublicKeyZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_PublicKeyZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -8435,6 +9612,11 @@ pub extern "C" fn CResult_CVec_u8ZPeerHandleErrorZ_err(e: crate::lightning::ln::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_CVec_u8ZPeerHandleErrorZ_is_ok(o: &CResult_CVec_u8ZPeerHandleErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_CVec_u8ZPeerHandleErrorZ.
 pub extern "C" fn CResult_CVec_u8ZPeerHandleErrorZ_free(_res: CResult_CVec_u8ZPeerHandleErrorZ) { }
@@ -8455,11 +9637,11 @@ impl From<crate::c_types::CResultTempl<crate::c_types::derived::CVec_u8Z, crate:
        fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::CVec_u8Z, crate::lightning::ln::peer_handler::PeerHandleError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_CVec_u8ZPeerHandleErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_CVec_u8ZPeerHandleErrorZPtr { err }
                };
                Self {
@@ -8489,7 +9671,7 @@ pub extern "C" fn CResult_CVec_u8ZPeerHandleErrorZ_clone(orig: &CResult_CVec_u8Z
 /// The contents of CResult_NonePeerHandleErrorZ
 pub union CResult_NonePeerHandleErrorZPtr {
        /// Note that this value is always NULL, as there are no contents in the OK variant
-       pub result: *mut std::ffi::c_void,
+       pub result: *mut core::ffi::c_void,
        /// A pointer to the contents in the error state.
        /// Reading from this pointer when `result_ok` is set is undefined.
        pub err: *mut crate::lightning::ln::peer_handler::PeerHandleError,
@@ -8510,7 +9692,7 @@ pub struct CResult_NonePeerHandleErrorZ {
 pub extern "C" fn CResult_NonePeerHandleErrorZ_ok() -> CResult_NonePeerHandleErrorZ {
        CResult_NonePeerHandleErrorZ {
                contents: CResult_NonePeerHandleErrorZPtr {
-                       result: std::ptr::null_mut(),
+                       result: core::ptr::null_mut(),
                },
                result_ok: true,
        }
@@ -8525,6 +9707,11 @@ pub extern "C" fn CResult_NonePeerHandleErrorZ_err(e: crate::lightning::ln::peer
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NonePeerHandleErrorZ_is_ok(o: &CResult_NonePeerHandleErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NonePeerHandleErrorZ.
 pub extern "C" fn CResult_NonePeerHandleErrorZ_free(_res: CResult_NonePeerHandleErrorZ) { }
@@ -8542,11 +9729,11 @@ impl From<crate::c_types::CResultTempl<(), crate::lightning::ln::peer_handler::P
        fn from(mut o: crate::c_types::CResultTempl<(), crate::lightning::ln::peer_handler::PeerHandleError>) -> Self {
                let contents = if o.result_ok {
                        let _ = unsafe { Box::from_raw(o.contents.result) };
-                       o.contents.result = std::ptr::null_mut();
-                       CResult_NonePeerHandleErrorZPtr { result: std::ptr::null_mut() }
+                       o.contents.result = core::ptr::null_mut();
+                       CResult_NonePeerHandleErrorZPtr { result: core::ptr::null_mut() }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NonePeerHandleErrorZPtr { err }
                };
                Self {
@@ -8559,7 +9746,7 @@ impl Clone for CResult_NonePeerHandleErrorZ {
        fn clone(&self) -> Self {
                if self.result_ok {
                        Self { result_ok: true, contents: CResult_NonePeerHandleErrorZPtr {
-                               result: std::ptr::null_mut()
+                               result: core::ptr::null_mut()
                        } }
                } else {
                        Self { result_ok: false, contents: CResult_NonePeerHandleErrorZPtr {
@@ -8613,6 +9800,11 @@ pub extern "C" fn CResult_boolPeerHandleErrorZ_err(e: crate::lightning::ln::peer
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_boolPeerHandleErrorZ_is_ok(o: &CResult_boolPeerHandleErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_boolPeerHandleErrorZ.
 pub extern "C" fn CResult_boolPeerHandleErrorZ_free(_res: CResult_boolPeerHandleErrorZ) { }
@@ -8633,11 +9825,11 @@ impl From<crate::c_types::CResultTempl<bool, crate::lightning::ln::peer_handler:
        fn from(mut o: crate::c_types::CResultTempl<bool, crate::lightning::ln::peer_handler::PeerHandleError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_boolPeerHandleErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_boolPeerHandleErrorZPtr { err }
                };
                Self {
@@ -8704,6 +9896,11 @@ pub extern "C" fn CResult_NodeIdDecodeErrorZ_err(e: crate::lightning::ln::msgs::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NodeIdDecodeErrorZ_is_ok(o: &CResult_NodeIdDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NodeIdDecodeErrorZ.
 pub extern "C" fn CResult_NodeIdDecodeErrorZ_free(_res: CResult_NodeIdDecodeErrorZ) { }
@@ -8724,11 +9921,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::network_graph:
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::network_graph::NodeId, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_NodeIdDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NodeIdDecodeErrorZPtr { err }
                };
                Self {
@@ -8755,6 +9952,102 @@ impl Clone for CResult_NodeIdDecodeErrorZ {
 /// but with all dynamically-allocated buffers duplicated in new buffers.
 pub extern "C" fn CResult_NodeIdDecodeErrorZ_clone(orig: &CResult_NodeIdDecodeErrorZ) -> CResult_NodeIdDecodeErrorZ { Clone::clone(&orig) }
 #[repr(C)]
+/// The contents of CResult_COption_NetworkUpdateZDecodeErrorZ
+pub union CResult_COption_NetworkUpdateZDecodeErrorZPtr {
+       /// A pointer to the contents in the success state.
+       /// Reading from this pointer when `result_ok` is not set is undefined.
+       pub result: *mut crate::c_types::derived::COption_NetworkUpdateZ,
+       /// A pointer to the contents in the error state.
+       /// Reading from this pointer when `result_ok` is set is undefined.
+       pub err: *mut crate::lightning::ln::msgs::DecodeError,
+}
+#[repr(C)]
+/// A CResult_COption_NetworkUpdateZDecodeErrorZ represents the result of a fallible operation,
+/// containing a crate::c_types::derived::COption_NetworkUpdateZ on success and a crate::lightning::ln::msgs::DecodeError on failure.
+/// `result_ok` indicates the overall state, and the contents are provided via `contents`.
+pub struct CResult_COption_NetworkUpdateZDecodeErrorZ {
+       /// The contents of this CResult_COption_NetworkUpdateZDecodeErrorZ, accessible via either
+       /// `err` or `result` depending on the state of `result_ok`.
+       pub contents: CResult_COption_NetworkUpdateZDecodeErrorZPtr,
+       /// Whether this CResult_COption_NetworkUpdateZDecodeErrorZ represents a success state.
+       pub result_ok: bool,
+}
+#[no_mangle]
+/// Creates a new CResult_COption_NetworkUpdateZDecodeErrorZ in the success state.
+pub extern "C" fn CResult_COption_NetworkUpdateZDecodeErrorZ_ok(o: crate::c_types::derived::COption_NetworkUpdateZ) -> CResult_COption_NetworkUpdateZDecodeErrorZ {
+       CResult_COption_NetworkUpdateZDecodeErrorZ {
+               contents: CResult_COption_NetworkUpdateZDecodeErrorZPtr {
+                       result: Box::into_raw(Box::new(o)),
+               },
+               result_ok: true,
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_COption_NetworkUpdateZDecodeErrorZ in the error state.
+pub extern "C" fn CResult_COption_NetworkUpdateZDecodeErrorZ_err(e: crate::lightning::ln::msgs::DecodeError) -> CResult_COption_NetworkUpdateZDecodeErrorZ {
+       CResult_COption_NetworkUpdateZDecodeErrorZ {
+               contents: CResult_COption_NetworkUpdateZDecodeErrorZPtr {
+                       err: Box::into_raw(Box::new(e)),
+               },
+               result_ok: false,
+       }
+}
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_COption_NetworkUpdateZDecodeErrorZ_is_ok(o: &CResult_COption_NetworkUpdateZDecodeErrorZ) -> bool {
+       o.result_ok
+}
+#[no_mangle]
+/// Frees any resources used by the CResult_COption_NetworkUpdateZDecodeErrorZ.
+pub extern "C" fn CResult_COption_NetworkUpdateZDecodeErrorZ_free(_res: CResult_COption_NetworkUpdateZDecodeErrorZ) { }
+impl Drop for CResult_COption_NetworkUpdateZDecodeErrorZ {
+       fn drop(&mut self) {
+               if self.result_ok {
+                       if unsafe { !(self.contents.result as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.result) };
+                       }
+               } else {
+                       if unsafe { !(self.contents.err as *mut ()).is_null() } {
+                               let _ = unsafe { Box::from_raw(self.contents.err) };
+                       }
+               }
+       }
+}
+impl From<crate::c_types::CResultTempl<crate::c_types::derived::COption_NetworkUpdateZ, crate::lightning::ln::msgs::DecodeError>> for CResult_COption_NetworkUpdateZDecodeErrorZ {
+       fn from(mut o: crate::c_types::CResultTempl<crate::c_types::derived::COption_NetworkUpdateZ, crate::lightning::ln::msgs::DecodeError>) -> Self {
+               let contents = if o.result_ok {
+                       let result = unsafe { o.contents.result };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
+                       CResult_COption_NetworkUpdateZDecodeErrorZPtr { result }
+               } else {
+                       let err = unsafe { o.contents.err };
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
+                       CResult_COption_NetworkUpdateZDecodeErrorZPtr { err }
+               };
+               Self {
+                       contents,
+                       result_ok: o.result_ok,
+               }
+       }
+}
+impl Clone for CResult_COption_NetworkUpdateZDecodeErrorZ {
+       fn clone(&self) -> Self {
+               if self.result_ok {
+                       Self { result_ok: true, contents: CResult_COption_NetworkUpdateZDecodeErrorZPtr {
+                               result: Box::into_raw(Box::new(<crate::c_types::derived::COption_NetworkUpdateZ>::clone(unsafe { &*self.contents.result })))
+                       } }
+               } else {
+                       Self { result_ok: false, contents: CResult_COption_NetworkUpdateZDecodeErrorZPtr {
+                               err: Box::into_raw(Box::new(<crate::lightning::ln::msgs::DecodeError>::clone(unsafe { &*self.contents.err })))
+                       } }
+               }
+       }
+}
+#[no_mangle]
+/// Creates a new CResult_COption_NetworkUpdateZDecodeErrorZ which has the same data as `orig`
+/// but with all dynamically-allocated buffers duplicated in new buffers.
+pub extern "C" fn CResult_COption_NetworkUpdateZDecodeErrorZ_clone(orig: &CResult_COption_NetworkUpdateZDecodeErrorZ) -> CResult_COption_NetworkUpdateZDecodeErrorZ { Clone::clone(&orig) }
+#[repr(C)]
 /// An enum which can either contain a crate::lightning::chain::Access or not
 pub enum COption_AccessZ {
        /// When we're in this state, this COption_AccessZ contains a crate::lightning::chain::Access
@@ -8764,7 +10057,7 @@ pub enum COption_AccessZ {
 }
 impl COption_AccessZ {
        #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
-               if let Self::Some(_) = self { true } else { false }
+               if let Self::None = self { false } else { true }
        }
        #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
                !self.is_some()
@@ -8827,6 +10120,11 @@ pub extern "C" fn CResult_DirectionalChannelInfoDecodeErrorZ_err(e: crate::light
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_DirectionalChannelInfoDecodeErrorZ_is_ok(o: &CResult_DirectionalChannelInfoDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_DirectionalChannelInfoDecodeErrorZ.
 pub extern "C" fn CResult_DirectionalChannelInfoDecodeErrorZ_free(_res: CResult_DirectionalChannelInfoDecodeErrorZ) { }
@@ -8847,11 +10145,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::network_graph:
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::network_graph::DirectionalChannelInfo, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_DirectionalChannelInfoDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_DirectionalChannelInfoDecodeErrorZPtr { err }
                };
                Self {
@@ -8918,6 +10216,11 @@ pub extern "C" fn CResult_ChannelInfoDecodeErrorZ_err(e: crate::lightning::ln::m
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ChannelInfoDecodeErrorZ_is_ok(o: &CResult_ChannelInfoDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ChannelInfoDecodeErrorZ.
 pub extern "C" fn CResult_ChannelInfoDecodeErrorZ_free(_res: CResult_ChannelInfoDecodeErrorZ) { }
@@ -8938,11 +10241,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::network_graph:
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::network_graph::ChannelInfo, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ChannelInfoDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ChannelInfoDecodeErrorZPtr { err }
                };
                Self {
@@ -9009,6 +10312,11 @@ pub extern "C" fn CResult_RoutingFeesDecodeErrorZ_err(e: crate::lightning::ln::m
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_RoutingFeesDecodeErrorZ_is_ok(o: &CResult_RoutingFeesDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_RoutingFeesDecodeErrorZ.
 pub extern "C" fn CResult_RoutingFeesDecodeErrorZ_free(_res: CResult_RoutingFeesDecodeErrorZ) { }
@@ -9029,11 +10337,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::network_graph:
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::network_graph::RoutingFees, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_RoutingFeesDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_RoutingFeesDecodeErrorZPtr { err }
                };
                Self {
@@ -9100,6 +10408,11 @@ pub extern "C" fn CResult_NodeAnnouncementInfoDecodeErrorZ_err(e: crate::lightni
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NodeAnnouncementInfoDecodeErrorZ_is_ok(o: &CResult_NodeAnnouncementInfoDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NodeAnnouncementInfoDecodeErrorZ.
 pub extern "C" fn CResult_NodeAnnouncementInfoDecodeErrorZ_free(_res: CResult_NodeAnnouncementInfoDecodeErrorZ) { }
@@ -9120,11 +10433,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::network_graph:
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::network_graph::NodeAnnouncementInfo, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_NodeAnnouncementInfoDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NodeAnnouncementInfoDecodeErrorZPtr { err }
                };
                Self {
@@ -9163,13 +10476,13 @@ pub struct CVec_u64Z {
 impl CVec_u64Z {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<u64> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[u64] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<u64>> for CVec_u64Z {
@@ -9185,14 +10498,14 @@ pub extern "C" fn CVec_u64Z_free(_res: CVec_u64Z) { }
 impl Drop for CVec_u64Z {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_u64Z {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -9237,6 +10550,11 @@ pub extern "C" fn CResult_NodeInfoDecodeErrorZ_err(e: crate::lightning::ln::msgs
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NodeInfoDecodeErrorZ_is_ok(o: &CResult_NodeInfoDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NodeInfoDecodeErrorZ.
 pub extern "C" fn CResult_NodeInfoDecodeErrorZ_free(_res: CResult_NodeInfoDecodeErrorZ) { }
@@ -9257,11 +10575,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::network_graph:
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::network_graph::NodeInfo, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_NodeInfoDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NodeInfoDecodeErrorZPtr { err }
                };
                Self {
@@ -9328,6 +10646,11 @@ pub extern "C" fn CResult_NetworkGraphDecodeErrorZ_err(e: crate::lightning::ln::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NetworkGraphDecodeErrorZ_is_ok(o: &CResult_NetworkGraphDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NetworkGraphDecodeErrorZ.
 pub extern "C" fn CResult_NetworkGraphDecodeErrorZ_free(_res: CResult_NetworkGraphDecodeErrorZ) { }
@@ -9348,11 +10671,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::routing::network_graph:
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::routing::network_graph::NetworkGraph, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_NetworkGraphDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NetworkGraphDecodeErrorZPtr { err }
                };
                Self {
@@ -9389,7 +10712,7 @@ pub enum COption_CVec_NetAddressZZ {
 }
 impl COption_CVec_NetAddressZZ {
        #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
-               if let Self::Some(_) = self { true } else { false }
+               if let Self::None = self { false } else { true }
        }
        #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
                !self.is_some()
@@ -9456,6 +10779,11 @@ pub extern "C" fn CResult_NetAddressDecodeErrorZ_err(e: crate::lightning::ln::ms
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NetAddressDecodeErrorZ_is_ok(o: &CResult_NetAddressDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NetAddressDecodeErrorZ.
 pub extern "C" fn CResult_NetAddressDecodeErrorZ_free(_res: CResult_NetAddressDecodeErrorZ) { }
@@ -9476,11 +10804,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::NetAddress, c
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::NetAddress, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_NetAddressDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NetAddressDecodeErrorZPtr { err }
                };
                Self {
@@ -9519,13 +10847,13 @@ pub struct CVec_UpdateAddHTLCZ {
 impl CVec_UpdateAddHTLCZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::ln::msgs::UpdateAddHTLC> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::ln::msgs::UpdateAddHTLC] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::ln::msgs::UpdateAddHTLC>> for CVec_UpdateAddHTLCZ {
@@ -9541,14 +10869,14 @@ pub extern "C" fn CVec_UpdateAddHTLCZ_free(_res: CVec_UpdateAddHTLCZ) { }
 impl Drop for CVec_UpdateAddHTLCZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_UpdateAddHTLCZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -9565,13 +10893,13 @@ pub struct CVec_UpdateFulfillHTLCZ {
 impl CVec_UpdateFulfillHTLCZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::ln::msgs::UpdateFulfillHTLC> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::ln::msgs::UpdateFulfillHTLC] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::ln::msgs::UpdateFulfillHTLC>> for CVec_UpdateFulfillHTLCZ {
@@ -9587,14 +10915,14 @@ pub extern "C" fn CVec_UpdateFulfillHTLCZ_free(_res: CVec_UpdateFulfillHTLCZ) {
 impl Drop for CVec_UpdateFulfillHTLCZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_UpdateFulfillHTLCZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -9611,13 +10939,13 @@ pub struct CVec_UpdateFailHTLCZ {
 impl CVec_UpdateFailHTLCZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::ln::msgs::UpdateFailHTLC> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::ln::msgs::UpdateFailHTLC] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::ln::msgs::UpdateFailHTLC>> for CVec_UpdateFailHTLCZ {
@@ -9633,14 +10961,14 @@ pub extern "C" fn CVec_UpdateFailHTLCZ_free(_res: CVec_UpdateFailHTLCZ) { }
 impl Drop for CVec_UpdateFailHTLCZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_UpdateFailHTLCZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -9657,13 +10985,13 @@ pub struct CVec_UpdateFailMalformedHTLCZ {
 impl CVec_UpdateFailMalformedHTLCZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::ln::msgs::UpdateFailMalformedHTLC> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::ln::msgs::UpdateFailMalformedHTLC] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::ln::msgs::UpdateFailMalformedHTLC>> for CVec_UpdateFailMalformedHTLCZ {
@@ -9679,14 +11007,14 @@ pub extern "C" fn CVec_UpdateFailMalformedHTLCZ_free(_res: CVec_UpdateFailMalfor
 impl Drop for CVec_UpdateFailMalformedHTLCZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_UpdateFailMalformedHTLCZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }
@@ -9731,6 +11059,11 @@ pub extern "C" fn CResult_AcceptChannelDecodeErrorZ_err(e: crate::lightning::ln:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_AcceptChannelDecodeErrorZ_is_ok(o: &CResult_AcceptChannelDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_AcceptChannelDecodeErrorZ.
 pub extern "C" fn CResult_AcceptChannelDecodeErrorZ_free(_res: CResult_AcceptChannelDecodeErrorZ) { }
@@ -9751,11 +11084,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::AcceptChannel
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::AcceptChannel, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_AcceptChannelDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_AcceptChannelDecodeErrorZPtr { err }
                };
                Self {
@@ -9822,6 +11155,11 @@ pub extern "C" fn CResult_AnnouncementSignaturesDecodeErrorZ_err(e: crate::light
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_AnnouncementSignaturesDecodeErrorZ_is_ok(o: &CResult_AnnouncementSignaturesDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_AnnouncementSignaturesDecodeErrorZ.
 pub extern "C" fn CResult_AnnouncementSignaturesDecodeErrorZ_free(_res: CResult_AnnouncementSignaturesDecodeErrorZ) { }
@@ -9842,11 +11180,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::AnnouncementS
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::AnnouncementSignatures, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_AnnouncementSignaturesDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_AnnouncementSignaturesDecodeErrorZPtr { err }
                };
                Self {
@@ -9913,6 +11251,11 @@ pub extern "C" fn CResult_ChannelReestablishDecodeErrorZ_err(e: crate::lightning
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ChannelReestablishDecodeErrorZ_is_ok(o: &CResult_ChannelReestablishDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ChannelReestablishDecodeErrorZ.
 pub extern "C" fn CResult_ChannelReestablishDecodeErrorZ_free(_res: CResult_ChannelReestablishDecodeErrorZ) { }
@@ -9933,11 +11276,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::ChannelReesta
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::ChannelReestablish, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ChannelReestablishDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ChannelReestablishDecodeErrorZPtr { err }
                };
                Self {
@@ -10004,6 +11347,11 @@ pub extern "C" fn CResult_ClosingSignedDecodeErrorZ_err(e: crate::lightning::ln:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ClosingSignedDecodeErrorZ_is_ok(o: &CResult_ClosingSignedDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ClosingSignedDecodeErrorZ.
 pub extern "C" fn CResult_ClosingSignedDecodeErrorZ_free(_res: CResult_ClosingSignedDecodeErrorZ) { }
@@ -10024,11 +11372,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::ClosingSigned
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::ClosingSigned, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ClosingSignedDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ClosingSignedDecodeErrorZPtr { err }
                };
                Self {
@@ -10095,6 +11443,11 @@ pub extern "C" fn CResult_ClosingSignedFeeRangeDecodeErrorZ_err(e: crate::lightn
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ClosingSignedFeeRangeDecodeErrorZ_is_ok(o: &CResult_ClosingSignedFeeRangeDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ClosingSignedFeeRangeDecodeErrorZ.
 pub extern "C" fn CResult_ClosingSignedFeeRangeDecodeErrorZ_free(_res: CResult_ClosingSignedFeeRangeDecodeErrorZ) { }
@@ -10115,11 +11468,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::ClosingSigned
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::ClosingSignedFeeRange, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ClosingSignedFeeRangeDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ClosingSignedFeeRangeDecodeErrorZPtr { err }
                };
                Self {
@@ -10186,6 +11539,11 @@ pub extern "C" fn CResult_CommitmentSignedDecodeErrorZ_err(e: crate::lightning::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_CommitmentSignedDecodeErrorZ_is_ok(o: &CResult_CommitmentSignedDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_CommitmentSignedDecodeErrorZ.
 pub extern "C" fn CResult_CommitmentSignedDecodeErrorZ_free(_res: CResult_CommitmentSignedDecodeErrorZ) { }
@@ -10206,11 +11564,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::CommitmentSig
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::CommitmentSigned, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_CommitmentSignedDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_CommitmentSignedDecodeErrorZPtr { err }
                };
                Self {
@@ -10277,6 +11635,11 @@ pub extern "C" fn CResult_FundingCreatedDecodeErrorZ_err(e: crate::lightning::ln
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_FundingCreatedDecodeErrorZ_is_ok(o: &CResult_FundingCreatedDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_FundingCreatedDecodeErrorZ.
 pub extern "C" fn CResult_FundingCreatedDecodeErrorZ_free(_res: CResult_FundingCreatedDecodeErrorZ) { }
@@ -10297,11 +11660,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::FundingCreate
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::FundingCreated, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_FundingCreatedDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_FundingCreatedDecodeErrorZPtr { err }
                };
                Self {
@@ -10368,6 +11731,11 @@ pub extern "C" fn CResult_FundingSignedDecodeErrorZ_err(e: crate::lightning::ln:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_FundingSignedDecodeErrorZ_is_ok(o: &CResult_FundingSignedDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_FundingSignedDecodeErrorZ.
 pub extern "C" fn CResult_FundingSignedDecodeErrorZ_free(_res: CResult_FundingSignedDecodeErrorZ) { }
@@ -10388,11 +11756,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::FundingSigned
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::FundingSigned, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_FundingSignedDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_FundingSignedDecodeErrorZPtr { err }
                };
                Self {
@@ -10459,6 +11827,11 @@ pub extern "C" fn CResult_FundingLockedDecodeErrorZ_err(e: crate::lightning::ln:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_FundingLockedDecodeErrorZ_is_ok(o: &CResult_FundingLockedDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_FundingLockedDecodeErrorZ.
 pub extern "C" fn CResult_FundingLockedDecodeErrorZ_free(_res: CResult_FundingLockedDecodeErrorZ) { }
@@ -10479,11 +11852,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::FundingLocked
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::FundingLocked, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_FundingLockedDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_FundingLockedDecodeErrorZPtr { err }
                };
                Self {
@@ -10550,6 +11923,11 @@ pub extern "C" fn CResult_InitDecodeErrorZ_err(e: crate::lightning::ln::msgs::De
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_InitDecodeErrorZ_is_ok(o: &CResult_InitDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_InitDecodeErrorZ.
 pub extern "C" fn CResult_InitDecodeErrorZ_free(_res: CResult_InitDecodeErrorZ) { }
@@ -10570,11 +11948,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::Init, crate::
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::Init, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_InitDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_InitDecodeErrorZPtr { err }
                };
                Self {
@@ -10641,6 +12019,11 @@ pub extern "C" fn CResult_OpenChannelDecodeErrorZ_err(e: crate::lightning::ln::m
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_OpenChannelDecodeErrorZ_is_ok(o: &CResult_OpenChannelDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_OpenChannelDecodeErrorZ.
 pub extern "C" fn CResult_OpenChannelDecodeErrorZ_free(_res: CResult_OpenChannelDecodeErrorZ) { }
@@ -10661,11 +12044,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::OpenChannel,
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::OpenChannel, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_OpenChannelDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_OpenChannelDecodeErrorZPtr { err }
                };
                Self {
@@ -10732,6 +12115,11 @@ pub extern "C" fn CResult_RevokeAndACKDecodeErrorZ_err(e: crate::lightning::ln::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_RevokeAndACKDecodeErrorZ_is_ok(o: &CResult_RevokeAndACKDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_RevokeAndACKDecodeErrorZ.
 pub extern "C" fn CResult_RevokeAndACKDecodeErrorZ_free(_res: CResult_RevokeAndACKDecodeErrorZ) { }
@@ -10752,11 +12140,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::RevokeAndACK,
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::RevokeAndACK, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_RevokeAndACKDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_RevokeAndACKDecodeErrorZPtr { err }
                };
                Self {
@@ -10823,6 +12211,11 @@ pub extern "C" fn CResult_ShutdownDecodeErrorZ_err(e: crate::lightning::ln::msgs
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ShutdownDecodeErrorZ_is_ok(o: &CResult_ShutdownDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ShutdownDecodeErrorZ.
 pub extern "C" fn CResult_ShutdownDecodeErrorZ_free(_res: CResult_ShutdownDecodeErrorZ) { }
@@ -10843,11 +12236,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::Shutdown, cra
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::Shutdown, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ShutdownDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ShutdownDecodeErrorZPtr { err }
                };
                Self {
@@ -10914,6 +12307,11 @@ pub extern "C" fn CResult_UpdateFailHTLCDecodeErrorZ_err(e: crate::lightning::ln
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_UpdateFailHTLCDecodeErrorZ_is_ok(o: &CResult_UpdateFailHTLCDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_UpdateFailHTLCDecodeErrorZ.
 pub extern "C" fn CResult_UpdateFailHTLCDecodeErrorZ_free(_res: CResult_UpdateFailHTLCDecodeErrorZ) { }
@@ -10934,11 +12332,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::UpdateFailHTL
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::UpdateFailHTLC, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_UpdateFailHTLCDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_UpdateFailHTLCDecodeErrorZPtr { err }
                };
                Self {
@@ -11005,6 +12403,11 @@ pub extern "C" fn CResult_UpdateFailMalformedHTLCDecodeErrorZ_err(e: crate::ligh
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_UpdateFailMalformedHTLCDecodeErrorZ_is_ok(o: &CResult_UpdateFailMalformedHTLCDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_UpdateFailMalformedHTLCDecodeErrorZ.
 pub extern "C" fn CResult_UpdateFailMalformedHTLCDecodeErrorZ_free(_res: CResult_UpdateFailMalformedHTLCDecodeErrorZ) { }
@@ -11025,11 +12428,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::UpdateFailMal
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::UpdateFailMalformedHTLC, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_UpdateFailMalformedHTLCDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_UpdateFailMalformedHTLCDecodeErrorZPtr { err }
                };
                Self {
@@ -11096,6 +12499,11 @@ pub extern "C" fn CResult_UpdateFeeDecodeErrorZ_err(e: crate::lightning::ln::msg
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_UpdateFeeDecodeErrorZ_is_ok(o: &CResult_UpdateFeeDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_UpdateFeeDecodeErrorZ.
 pub extern "C" fn CResult_UpdateFeeDecodeErrorZ_free(_res: CResult_UpdateFeeDecodeErrorZ) { }
@@ -11116,11 +12524,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::UpdateFee, cr
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::UpdateFee, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_UpdateFeeDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_UpdateFeeDecodeErrorZPtr { err }
                };
                Self {
@@ -11187,6 +12595,11 @@ pub extern "C" fn CResult_UpdateFulfillHTLCDecodeErrorZ_err(e: crate::lightning:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_UpdateFulfillHTLCDecodeErrorZ_is_ok(o: &CResult_UpdateFulfillHTLCDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_UpdateFulfillHTLCDecodeErrorZ.
 pub extern "C" fn CResult_UpdateFulfillHTLCDecodeErrorZ_free(_res: CResult_UpdateFulfillHTLCDecodeErrorZ) { }
@@ -11207,11 +12620,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::UpdateFulfill
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::UpdateFulfillHTLC, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_UpdateFulfillHTLCDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_UpdateFulfillHTLCDecodeErrorZPtr { err }
                };
                Self {
@@ -11278,6 +12691,11 @@ pub extern "C" fn CResult_UpdateAddHTLCDecodeErrorZ_err(e: crate::lightning::ln:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_UpdateAddHTLCDecodeErrorZ_is_ok(o: &CResult_UpdateAddHTLCDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_UpdateAddHTLCDecodeErrorZ.
 pub extern "C" fn CResult_UpdateAddHTLCDecodeErrorZ_free(_res: CResult_UpdateAddHTLCDecodeErrorZ) { }
@@ -11298,11 +12716,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::UpdateAddHTLC
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::UpdateAddHTLC, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_UpdateAddHTLCDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_UpdateAddHTLCDecodeErrorZPtr { err }
                };
                Self {
@@ -11369,6 +12787,11 @@ pub extern "C" fn CResult_PingDecodeErrorZ_err(e: crate::lightning::ln::msgs::De
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PingDecodeErrorZ_is_ok(o: &CResult_PingDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_PingDecodeErrorZ.
 pub extern "C" fn CResult_PingDecodeErrorZ_free(_res: CResult_PingDecodeErrorZ) { }
@@ -11389,11 +12812,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::Ping, crate::
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::Ping, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_PingDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_PingDecodeErrorZPtr { err }
                };
                Self {
@@ -11460,6 +12883,11 @@ pub extern "C" fn CResult_PongDecodeErrorZ_err(e: crate::lightning::ln::msgs::De
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_PongDecodeErrorZ_is_ok(o: &CResult_PongDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_PongDecodeErrorZ.
 pub extern "C" fn CResult_PongDecodeErrorZ_free(_res: CResult_PongDecodeErrorZ) { }
@@ -11480,11 +12908,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::Pong, crate::
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::Pong, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_PongDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_PongDecodeErrorZPtr { err }
                };
                Self {
@@ -11551,6 +12979,11 @@ pub extern "C" fn CResult_UnsignedChannelAnnouncementDecodeErrorZ_err(e: crate::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_UnsignedChannelAnnouncementDecodeErrorZ_is_ok(o: &CResult_UnsignedChannelAnnouncementDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_UnsignedChannelAnnouncementDecodeErrorZ.
 pub extern "C" fn CResult_UnsignedChannelAnnouncementDecodeErrorZ_free(_res: CResult_UnsignedChannelAnnouncementDecodeErrorZ) { }
@@ -11571,11 +13004,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::UnsignedChann
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::UnsignedChannelAnnouncement, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_UnsignedChannelAnnouncementDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_UnsignedChannelAnnouncementDecodeErrorZPtr { err }
                };
                Self {
@@ -11642,6 +13075,11 @@ pub extern "C" fn CResult_ChannelAnnouncementDecodeErrorZ_err(e: crate::lightnin
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ChannelAnnouncementDecodeErrorZ_is_ok(o: &CResult_ChannelAnnouncementDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ChannelAnnouncementDecodeErrorZ.
 pub extern "C" fn CResult_ChannelAnnouncementDecodeErrorZ_free(_res: CResult_ChannelAnnouncementDecodeErrorZ) { }
@@ -11662,11 +13100,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::ChannelAnnoun
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::ChannelAnnouncement, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ChannelAnnouncementDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ChannelAnnouncementDecodeErrorZPtr { err }
                };
                Self {
@@ -11733,6 +13171,11 @@ pub extern "C" fn CResult_UnsignedChannelUpdateDecodeErrorZ_err(e: crate::lightn
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_UnsignedChannelUpdateDecodeErrorZ_is_ok(o: &CResult_UnsignedChannelUpdateDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_UnsignedChannelUpdateDecodeErrorZ.
 pub extern "C" fn CResult_UnsignedChannelUpdateDecodeErrorZ_free(_res: CResult_UnsignedChannelUpdateDecodeErrorZ) { }
@@ -11753,11 +13196,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::UnsignedChann
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::UnsignedChannelUpdate, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_UnsignedChannelUpdateDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_UnsignedChannelUpdateDecodeErrorZPtr { err }
                };
                Self {
@@ -11824,6 +13267,11 @@ pub extern "C" fn CResult_ChannelUpdateDecodeErrorZ_err(e: crate::lightning::ln:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ChannelUpdateDecodeErrorZ_is_ok(o: &CResult_ChannelUpdateDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ChannelUpdateDecodeErrorZ.
 pub extern "C" fn CResult_ChannelUpdateDecodeErrorZ_free(_res: CResult_ChannelUpdateDecodeErrorZ) { }
@@ -11844,11 +13292,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::ChannelUpdate
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::ChannelUpdate, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ChannelUpdateDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ChannelUpdateDecodeErrorZPtr { err }
                };
                Self {
@@ -11915,6 +13363,11 @@ pub extern "C" fn CResult_ErrorMessageDecodeErrorZ_err(e: crate::lightning::ln::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ErrorMessageDecodeErrorZ_is_ok(o: &CResult_ErrorMessageDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ErrorMessageDecodeErrorZ.
 pub extern "C" fn CResult_ErrorMessageDecodeErrorZ_free(_res: CResult_ErrorMessageDecodeErrorZ) { }
@@ -11935,11 +13388,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::ErrorMessage,
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::ErrorMessage, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ErrorMessageDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ErrorMessageDecodeErrorZPtr { err }
                };
                Self {
@@ -12006,6 +13459,11 @@ pub extern "C" fn CResult_UnsignedNodeAnnouncementDecodeErrorZ_err(e: crate::lig
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_UnsignedNodeAnnouncementDecodeErrorZ_is_ok(o: &CResult_UnsignedNodeAnnouncementDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_UnsignedNodeAnnouncementDecodeErrorZ.
 pub extern "C" fn CResult_UnsignedNodeAnnouncementDecodeErrorZ_free(_res: CResult_UnsignedNodeAnnouncementDecodeErrorZ) { }
@@ -12026,11 +13484,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::UnsignedNodeA
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::UnsignedNodeAnnouncement, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_UnsignedNodeAnnouncementDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_UnsignedNodeAnnouncementDecodeErrorZPtr { err }
                };
                Self {
@@ -12097,6 +13555,11 @@ pub extern "C" fn CResult_NodeAnnouncementDecodeErrorZ_err(e: crate::lightning::
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_NodeAnnouncementDecodeErrorZ_is_ok(o: &CResult_NodeAnnouncementDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_NodeAnnouncementDecodeErrorZ.
 pub extern "C" fn CResult_NodeAnnouncementDecodeErrorZ_free(_res: CResult_NodeAnnouncementDecodeErrorZ) { }
@@ -12117,11 +13580,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::NodeAnnouncem
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::NodeAnnouncement, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_NodeAnnouncementDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_NodeAnnouncementDecodeErrorZPtr { err }
                };
                Self {
@@ -12188,6 +13651,11 @@ pub extern "C" fn CResult_QueryShortChannelIdsDecodeErrorZ_err(e: crate::lightni
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_QueryShortChannelIdsDecodeErrorZ_is_ok(o: &CResult_QueryShortChannelIdsDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_QueryShortChannelIdsDecodeErrorZ.
 pub extern "C" fn CResult_QueryShortChannelIdsDecodeErrorZ_free(_res: CResult_QueryShortChannelIdsDecodeErrorZ) { }
@@ -12208,11 +13676,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::QueryShortCha
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::QueryShortChannelIds, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_QueryShortChannelIdsDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_QueryShortChannelIdsDecodeErrorZPtr { err }
                };
                Self {
@@ -12279,6 +13747,11 @@ pub extern "C" fn CResult_ReplyShortChannelIdsEndDecodeErrorZ_err(e: crate::ligh
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ReplyShortChannelIdsEndDecodeErrorZ_is_ok(o: &CResult_ReplyShortChannelIdsEndDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ReplyShortChannelIdsEndDecodeErrorZ.
 pub extern "C" fn CResult_ReplyShortChannelIdsEndDecodeErrorZ_free(_res: CResult_ReplyShortChannelIdsEndDecodeErrorZ) { }
@@ -12299,11 +13772,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::ReplyShortCha
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::ReplyShortChannelIdsEnd, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ReplyShortChannelIdsEndDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ReplyShortChannelIdsEndDecodeErrorZPtr { err }
                };
                Self {
@@ -12370,6 +13843,11 @@ pub extern "C" fn CResult_QueryChannelRangeDecodeErrorZ_err(e: crate::lightning:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_QueryChannelRangeDecodeErrorZ_is_ok(o: &CResult_QueryChannelRangeDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_QueryChannelRangeDecodeErrorZ.
 pub extern "C" fn CResult_QueryChannelRangeDecodeErrorZ_free(_res: CResult_QueryChannelRangeDecodeErrorZ) { }
@@ -12390,11 +13868,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::QueryChannelR
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::QueryChannelRange, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_QueryChannelRangeDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_QueryChannelRangeDecodeErrorZPtr { err }
                };
                Self {
@@ -12461,6 +13939,11 @@ pub extern "C" fn CResult_ReplyChannelRangeDecodeErrorZ_err(e: crate::lightning:
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_ReplyChannelRangeDecodeErrorZ_is_ok(o: &CResult_ReplyChannelRangeDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_ReplyChannelRangeDecodeErrorZ.
 pub extern "C" fn CResult_ReplyChannelRangeDecodeErrorZ_free(_res: CResult_ReplyChannelRangeDecodeErrorZ) { }
@@ -12481,11 +13964,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::ReplyChannelR
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::ReplyChannelRange, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_ReplyChannelRangeDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_ReplyChannelRangeDecodeErrorZPtr { err }
                };
                Self {
@@ -12552,6 +14035,11 @@ pub extern "C" fn CResult_GossipTimestampFilterDecodeErrorZ_err(e: crate::lightn
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_GossipTimestampFilterDecodeErrorZ_is_ok(o: &CResult_GossipTimestampFilterDecodeErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_GossipTimestampFilterDecodeErrorZ.
 pub extern "C" fn CResult_GossipTimestampFilterDecodeErrorZ_free(_res: CResult_GossipTimestampFilterDecodeErrorZ) { }
@@ -12572,11 +14060,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning::ln::msgs::GossipTimesta
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::ln::msgs::GossipTimestampFilter, crate::lightning::ln::msgs::DecodeError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_GossipTimestampFilterDecodeErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_GossipTimestampFilterDecodeErrorZPtr { err }
                };
                Self {
@@ -12643,6 +14131,11 @@ pub extern "C" fn CResult_InvoiceSignOrCreationErrorZ_err(e: crate::lightning_in
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_InvoiceSignOrCreationErrorZ_is_ok(o: &CResult_InvoiceSignOrCreationErrorZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_InvoiceSignOrCreationErrorZ.
 pub extern "C" fn CResult_InvoiceSignOrCreationErrorZ_free(_res: CResult_InvoiceSignOrCreationErrorZ) { }
@@ -12663,11 +14156,11 @@ impl From<crate::c_types::CResultTempl<crate::lightning_invoice::Invoice, crate:
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning_invoice::Invoice, crate::lightning_invoice::SignOrCreationError>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_InvoiceSignOrCreationErrorZPtr { result }
                } else {
                        let err = unsafe { o.contents.err };
-                       unsafe { o.contents.err = std::ptr::null_mut(); }
+                       unsafe { o.contents.err = core::ptr::null_mut(); }
                        CResult_InvoiceSignOrCreationErrorZPtr { err }
                };
                Self {
@@ -12703,7 +14196,7 @@ pub enum COption_FilterZ {
 }
 impl COption_FilterZ {
        #[allow(unused)] pub(crate) fn is_some(&self) -> bool {
-               if let Self::Some(_) = self { true } else { false }
+               if let Self::None = self { false } else { true }
        }
        #[allow(unused)] pub(crate) fn is_none(&self) -> bool {
                !self.is_some()
@@ -12732,7 +14225,7 @@ pub union CResult_LockedChannelMonitorNoneZPtr {
        /// Reading from this pointer when `result_ok` is not set is undefined.
        pub result: *mut crate::lightning::chain::chainmonitor::LockedChannelMonitor,
        /// Note that this value is always NULL, as there are no contents in the Err variant
-       pub err: *mut std::ffi::c_void,
+       pub err: *mut core::ffi::c_void,
 }
 #[repr(C)]
 /// A CResult_LockedChannelMonitorNoneZ represents the result of a fallible operation,
@@ -12760,11 +14253,16 @@ pub extern "C" fn CResult_LockedChannelMonitorNoneZ_ok(o: crate::lightning::chai
 pub extern "C" fn CResult_LockedChannelMonitorNoneZ_err() -> CResult_LockedChannelMonitorNoneZ {
        CResult_LockedChannelMonitorNoneZ {
                contents: CResult_LockedChannelMonitorNoneZPtr {
-                       err: std::ptr::null_mut(),
+                       err: core::ptr::null_mut(),
                },
                result_ok: false,
        }
 }
+/// Checks if the given object is currently in the success state
+#[no_mangle]
+pub extern "C" fn CResult_LockedChannelMonitorNoneZ_is_ok(o: &CResult_LockedChannelMonitorNoneZ) -> bool {
+       o.result_ok
+}
 #[no_mangle]
 /// Frees any resources used by the CResult_LockedChannelMonitorNoneZ.
 pub extern "C" fn CResult_LockedChannelMonitorNoneZ_free(_res: CResult_LockedChannelMonitorNoneZ) { }
@@ -12782,12 +14280,12 @@ impl From<crate::c_types::CResultTempl<crate::lightning::chain::chainmonitor::Lo
        fn from(mut o: crate::c_types::CResultTempl<crate::lightning::chain::chainmonitor::LockedChannelMonitor, ()>) -> Self {
                let contents = if o.result_ok {
                        let result = unsafe { o.contents.result };
-                       unsafe { o.contents.result = std::ptr::null_mut() };
+                       unsafe { o.contents.result = core::ptr::null_mut() };
                        CResult_LockedChannelMonitorNoneZPtr { result }
                } else {
                        let _ = unsafe { Box::from_raw(o.contents.err) };
-                       o.contents.err = std::ptr::null_mut();
-                       CResult_LockedChannelMonitorNoneZPtr { err: std::ptr::null_mut() }
+                       o.contents.err = core::ptr::null_mut();
+                       CResult_LockedChannelMonitorNoneZPtr { err: core::ptr::null_mut() }
                };
                Self {
                        contents,
@@ -12808,13 +14306,13 @@ pub struct CVec_OutPointZ {
 impl CVec_OutPointZ {
        #[allow(unused)] pub(crate) fn into_rust(&mut self) -> Vec<crate::lightning::chain::transaction::OutPoint> {
                if self.datalen == 0 { return Vec::new(); }
-               let ret = unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
-               self.data = std::ptr::null_mut();
+               let ret = unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) }.into();
+               self.data = core::ptr::null_mut();
                self.datalen = 0;
                ret
        }
        #[allow(unused)] pub(crate) fn as_slice(&self) -> &[crate::lightning::chain::transaction::OutPoint] {
-               unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) }
+               unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) }
        }
 }
 impl From<Vec<crate::lightning::chain::transaction::OutPoint>> for CVec_OutPointZ {
@@ -12830,14 +14328,14 @@ pub extern "C" fn CVec_OutPointZ_free(_res: CVec_OutPointZ) { }
 impl Drop for CVec_OutPointZ {
        fn drop(&mut self) {
                if self.datalen == 0 { return; }
-               unsafe { Box::from_raw(std::slice::from_raw_parts_mut(self.data, self.datalen)) };
+               unsafe { Box::from_raw(core::slice::from_raw_parts_mut(self.data, self.datalen)) };
        }
 }
 impl Clone for CVec_OutPointZ {
        fn clone(&self) -> Self {
                let mut res = Vec::new();
                if self.datalen == 0 { return Self::from(res); }
-               res.extend_from_slice(unsafe { std::slice::from_raw_parts_mut(self.data, self.datalen) });
+               res.extend_from_slice(unsafe { core::slice::from_raw_parts_mut(self.data, self.datalen) });
                Self::from(res)
        }
 }