X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;ds=sidebyside;f=lightning%2Fsrc%2Fonion_message%2Foffers.rs;h=42c6914157e74f345ed0d2ad354834262653646a;hb=refs%2Fheads%2Fupstream%2Fmain;hp=faf539f868261a97768e6051b22451861db737ca;hpb=ae0d825d89ca0ac2489737d1b413e778650b093c;p=rust-lightning

diff --git a/lightning/src/onion_message/offers.rs b/lightning/src/onion_message/offers.rs
index faf539f8..a8f43c2d 100644
--- a/lightning/src/onion_message/offers.rs
+++ b/lightning/src/onion_message/offers.rs
@@ -10,15 +10,19 @@
 //! Message handling for BOLT 12 Offers.
 
 use core::fmt;
+use crate::blinded_path::message::OffersContext;
 use crate::io::{self, Read};
 use crate::ln::msgs::DecodeError;
 use crate::offers::invoice_error::InvoiceError;
 use crate::offers::invoice_request::InvoiceRequest;
 use crate::offers::invoice::Bolt12Invoice;
 use crate::offers::parse::Bolt12ParseError;
+#[cfg(async_payments)]
+use crate::offers::static_invoice::StaticInvoice;
 use crate::onion_message::packet::OnionMessageContents;
 use crate::util::logger::Logger;
 use crate::util::ser::{Readable, ReadableArgs, Writeable, Writer};
+use crate::onion_message::messenger::{ResponseInstruction, Responder};
 #[cfg(not(c_bindings))]
 use crate::onion_message::messenger::PendingOnionMessage;
 
@@ -28,6 +32,8 @@ use crate::prelude::*;
 const INVOICE_REQUEST_TLV_TYPE: u64 = 64;
 const INVOICE_TLV_TYPE: u64 = 66;
 const INVOICE_ERROR_TLV_TYPE: u64 = 68;
+#[cfg(async_payments)]
+const STATIC_INVOICE_TLV_TYPE: u64 = 70;
 
 /// A handler for an [`OnionMessage`] containing a BOLT 12 Offers message as its payload.
 ///
@@ -39,7 +45,7 @@ pub trait OffersMessageHandler {
 	/// The returned [`OffersMessage`], if any, is enqueued to be sent by [`OnionMessenger`].
 	///
 	/// [`OnionMessenger`]: crate::onion_message::messenger::OnionMessenger
-	fn handle_message(&self, message: OffersMessage) -> Option<OffersMessage>;
+	fn handle_message(&self, message: OffersMessage, context: OffersContext, responder: Option<Responder>) -> ResponseInstruction<OffersMessage>;
 
 	/// Releases any [`OffersMessage`]s that need to be sent.
 	///
@@ -71,6 +77,10 @@ pub enum OffersMessage {
 	/// [`Refund`]: crate::offers::refund::Refund
 	Invoice(Bolt12Invoice),
 
+	#[cfg(async_payments)]
+	/// A [`StaticInvoice`] sent in response to an [`InvoiceRequest`].
+	StaticInvoice(StaticInvoice),
+
 	/// An error from handling an [`OffersMessage`].
 	InvoiceError(InvoiceError),
 }
@@ -79,7 +89,11 @@ impl OffersMessage {
 	/// Returns whether `tlv_type` corresponds to a TLV record for Offers.
 	pub fn is_known_type(tlv_type: u64) -> bool {
 		match tlv_type {
-			INVOICE_REQUEST_TLV_TYPE | INVOICE_TLV_TYPE | INVOICE_ERROR_TLV_TYPE => true,
+			INVOICE_REQUEST_TLV_TYPE
+			| INVOICE_TLV_TYPE
+			| INVOICE_ERROR_TLV_TYPE => true,
+			#[cfg(async_payments)]
+			STATIC_INVOICE_TLV_TYPE => true,
 			_ => false,
 		}
 	}
@@ -88,6 +102,8 @@ impl OffersMessage {
 		match tlv_type {
 			INVOICE_REQUEST_TLV_TYPE => Ok(Self::InvoiceRequest(InvoiceRequest::try_from(bytes)?)),
 			INVOICE_TLV_TYPE => Ok(Self::Invoice(Bolt12Invoice::try_from(bytes)?)),
+			#[cfg(async_payments)]
+			STATIC_INVOICE_TLV_TYPE => Ok(Self::StaticInvoice(StaticInvoice::try_from(bytes)?)),
 			_ => Err(Bolt12ParseError::Decode(DecodeError::InvalidValue)),
 		}
 	}
@@ -102,6 +118,10 @@ impl fmt::Debug for OffersMessage {
 			OffersMessage::Invoice(message) => {
 				write!(f, "{:?}", message.as_tlv_stream())
 			}
+			#[cfg(async_payments)]
+			OffersMessage::StaticInvoice(message) => {
+				write!(f, "{:?}", message)
+			}
 			OffersMessage::InvoiceError(message) => {
 				write!(f, "{:?}", message)
 			}
@@ -114,9 +134,20 @@ impl OnionMessageContents for OffersMessage {
 		match self {
 			OffersMessage::InvoiceRequest(_) => INVOICE_REQUEST_TLV_TYPE,
 			OffersMessage::Invoice(_) => INVOICE_TLV_TYPE,
+			#[cfg(async_payments)]
+			OffersMessage::StaticInvoice(_) => STATIC_INVOICE_TLV_TYPE,
 			OffersMessage::InvoiceError(_) => INVOICE_ERROR_TLV_TYPE,
 		}
 	}
+	fn msg_type(&self) -> &'static str {
+		match &self {
+			OffersMessage::InvoiceRequest(_) => "Invoice Request",
+			OffersMessage::Invoice(_) => "Invoice",
+			#[cfg(async_payments)]
+			OffersMessage::StaticInvoice(_) => "Static Invoice",
+			OffersMessage::InvoiceError(_) => "Invoice Error",
+		}
+	}
 }
 
 impl Writeable for OffersMessage {
@@ -124,6 +155,8 @@ impl Writeable for OffersMessage {
 		match self {
 			OffersMessage::InvoiceRequest(message) => message.write(w),
 			OffersMessage::Invoice(message) => message.write(w),
+			#[cfg(async_payments)]
+			OffersMessage::StaticInvoice(message) => message.write(w),
 			OffersMessage::InvoiceError(message) => message.write(w),
 		}
 	}