X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning-c-bindings%2Fsrc%2Fchain%2Ftransaction.rs;h=d0fd8c62112469ec8ede0856c6436a5d10c784e7;hb=5f0977260e79bd470915391d7002c4bc966b2af2;hp=39236768def15fbc7de7dcbd2339f194764f793c;hpb=343aacc50c73e18ddb1ec52570c5050bdccd09ca;p=rust-lightning diff --git a/lightning-c-bindings/src/chain/transaction.rs b/lightning-c-bindings/src/chain/transaction.rs index 39236768..d0fd8c62 100644 --- a/lightning-c-bindings/src/chain/transaction.rs +++ b/lightning-c-bindings/src/chain/transaction.rs @@ -1,4 +1,4 @@ -//! Contains simple structs describing parts of transactions on the chain. +//! Types describing on-chain transactions. use std::ffi::c_void; use bitcoin::hashes::Hash; @@ -15,7 +15,7 @@ type nativeOutPoint = nativeOutPointImport; #[must_use] #[repr(C)] pub struct OutPoint { - /// Nearly everyhwere, inner must be non-null, however in places where + /// Nearly everywhere, inner must be non-null, however in places where /// the Rust equivalent takes an Option, it may be set to null to indicate None. pub inner: *mut nativeOutPoint, pub is_owned: bool, @@ -38,26 +38,13 @@ extern "C" fn OutPoint_free_void(this_ptr: *mut c_void) { #[allow(unused)] /// When moving out of the pointer, we have to ensure we aren't a reference, this makes that easy impl OutPoint { - pub(crate) fn take_ptr(mut self) -> *mut nativeOutPoint { + pub(crate) fn take_inner(mut self) -> *mut nativeOutPoint { assert!(self.is_owned); let ret = self.inner; self.inner = std::ptr::null_mut(); ret } } -impl Clone for OutPoint { - fn clone(&self) -> Self { - Self { - inner: Box::into_raw(Box::new(unsafe { &*self.inner }.clone())), - is_owned: true, - } - } -} -#[allow(unused)] -/// Used only if an object of this type is returned as a trait impl by a method -pub(crate) extern "C" fn OutPoint_clone_void(this_ptr: *const c_void) -> *mut c_void { - Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeOutPoint)).clone() })) as *mut c_void -} /// The referenced transaction's txid. #[no_mangle] pub extern "C" fn OutPoint_get_txid(this_ptr: &OutPoint) -> *const [u8; 32] { @@ -88,6 +75,24 @@ pub extern "C" fn OutPoint_new(mut txid_arg: crate::c_types::ThirtyTwoBytes, mut index: index_arg, })), is_owned: true } } +impl Clone for OutPoint { + fn clone(&self) -> Self { + Self { + inner: if self.inner.is_null() { std::ptr::null_mut() } else { + Box::into_raw(Box::new(unsafe { &*self.inner }.clone())) }, + is_owned: true, + } + } +} +#[allow(unused)] +/// Used only if an object of this type is returned as a trait impl by a method +pub(crate) extern "C" fn OutPoint_clone_void(this_ptr: *const c_void) -> *mut c_void { + Box::into_raw(Box::new(unsafe { (*(this_ptr as *mut nativeOutPoint)).clone() })) as *mut c_void +} +#[no_mangle] +pub extern "C" fn OutPoint_clone(orig: &OutPoint) -> OutPoint { + orig.clone() +} /// Convert an `OutPoint` to a lightning channel id. #[must_use] #[no_mangle] @@ -97,14 +102,16 @@ pub extern "C" fn OutPoint_to_channel_id(this_arg: &OutPoint) -> crate::c_types: } #[no_mangle] -pub extern "C" fn OutPoint_write(obj: *const OutPoint) -> crate::c_types::derived::CVec_u8Z { - crate::c_types::serialize_obj(unsafe { &(*(*obj).inner) }) +pub extern "C" fn OutPoint_write(obj: &OutPoint) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*unsafe { &*obj }.inner }) } #[no_mangle] -pub extern "C" fn OutPoint_read(ser: crate::c_types::u8slice) -> OutPoint { - if let Ok(res) = crate::c_types::deserialize_obj(ser) { - OutPoint { inner: Box::into_raw(Box::new(res)), is_owned: true } - } else { - OutPoint { inner: std::ptr::null_mut(), is_owned: true } - } +pub(crate) extern "C" fn OutPoint_write_void(obj: *const c_void) -> crate::c_types::derived::CVec_u8Z { + crate::c_types::serialize_obj(unsafe { &*(obj as *const nativeOutPoint) }) +} +#[no_mangle] +pub extern "C" fn OutPoint_read(ser: crate::c_types::u8slice) -> crate::c_types::derived::CResult_OutPointDecodeErrorZ { + let res = crate::c_types::deserialize_obj(ser); + let mut local_res = match res { Ok(mut o) => crate::c_types::CResultTempl::ok( { crate::chain::transaction::OutPoint { inner: Box::into_raw(Box::new(o)), is_owned: true } }).into(), Err(mut e) => crate::c_types::CResultTempl::err( { crate::ln::msgs::DecodeError { inner: Box::into_raw(Box::new(e)), is_owned: true } }).into() }; + local_res }