Advance self blinded payment paths

[rust-lightning] / lightning / src / offers / offer.rs

diff --git a/lightning/src/offers/offer.rs b/lightning/src/offers/offer.rs
index 762bc1f3306555947f8a44aff9799547965753f5..dd58c75cec27e600e803122d72d92036665b0976 100644 (file)
--- a/lightning/src/offers/offer.rs
+++ b/lightning/src/offers/offer.rs
@@ -664,6 +664,12 @@ impl Offer {
        pub fn expects_quantity(&self) -> bool {
                self.contents.expects_quantity()
        }
+
+       pub(super) fn verify<T: secp256k1::Signing>(
+               &self, key: &ExpandedKey, secp_ctx: &Secp256k1<T>
+       ) -> Result<(OfferId, Option<Keypair>), ()> {
+               self.contents.verify(&self.bytes, key, secp_ctx)
+       }
 }
 
 macro_rules! request_invoice_derived_payer_id { ($self: ident, $builder: ty) => {
@@ -966,6 +972,13 @@ impl OfferContents {
        }
 }
 
+impl Readable for Offer {
+       fn read<R: io::Read>(reader: &mut R) -> Result<Self, DecodeError> {
+               let bytes: WithoutLength<Vec<u8>> = Readable::read(reader)?;
+               Self::try_from(bytes.0).map_err(|_| DecodeError::InvalidValue)
+       }
+}
+
 impl Writeable for Offer {
        fn write<W: Writer>(&self, writer: &mut W) -> Result<(), io::Error> {
                WithoutLength(&self.bytes).write(writer)