use crate::ln::inbound_payment::{ExpandedKey, IV_LEN, Nonce};
use crate::ln::msgs::{DecodeError, MAX_VALUE_MSAT};
use crate::offers::invoice::{BlindedPayInfo, InvoiceBuilder};
-use crate::offers::invoice_request::{INVOICE_REQUEST_PAYER_ID_TYPE, INVOICE_REQUEST_TYPES, InvoiceRequestTlvStream, InvoiceRequestTlvStreamRef};
-use crate::offers::merkle::TlvStream;
-use crate::offers::offer::{OFFER_TYPES, OfferTlvStream, OfferTlvStreamRef};
+use crate::offers::invoice_request::{InvoiceRequestTlvStream, InvoiceRequestTlvStreamRef};
+use crate::offers::offer::{OfferTlvStream, OfferTlvStreamRef};
use crate::offers::parse::{Bech32Encode, ParseError, ParsedMessage, SemanticError};
-use crate::offers::payer::{PAYER_METADATA_TYPE, PayerContents, PayerTlvStream, PayerTlvStreamRef};
-use crate::offers::signer::{Metadata, MetadataMaterial, self};
+use crate::offers::payer::{PayerContents, PayerTlvStream, PayerTlvStreamRef};
+use crate::offers::signer::{Metadata, MetadataMaterial};
use crate::onion_message::BlindedPath;
use crate::util::ser::{SeekReadable, WithoutLength, Writeable, Writer};
use crate::util::string::PrintableString;
#[cfg(feature = "std")]
use std::time::SystemTime;
-const IV_BYTES: &[u8; IV_LEN] = b"LDK Refund ~~~~~";
+pub(super) const IV_BYTES: &[u8; IV_LEN] = b"LDK Refund ~~~~~";
/// Builds a [`Refund`] for the "offer for money" flow.
///
}
}
- fn metadata(&self) -> &[u8] {
+ pub(super) fn metadata(&self) -> &[u8] {
self.payer.0.as_bytes().map(|bytes| bytes.as_slice()).unwrap_or(&[])
}
ChainHash::using_genesis_block(Network::Bitcoin)
}
- /// Verifies that the payer metadata was produced from the refund in the TLV stream.
- pub(super) fn verify<T: secp256k1::Signing>(
- &self, tlv_stream: TlvStream<'_>, key: &ExpandedKey, secp_ctx: &Secp256k1<T>
- ) -> bool {
- let offer_records = tlv_stream.clone().range(OFFER_TYPES);
- let invreq_records = tlv_stream.range(INVOICE_REQUEST_TYPES).filter(|record| {
- match record.r#type {
- PAYER_METADATA_TYPE => false, // Should be outside range
- INVOICE_REQUEST_PAYER_ID_TYPE => !self.payer.0.derives_keys(),
- _ => true,
- }
- });
- let tlv_stream = offer_records.chain(invreq_records);
- signer::verify_metadata(self.metadata(), key, IV_BYTES, self.payer_id, tlv_stream, secp_ctx)
+ pub(super) fn derives_keys(&self) -> bool {
+ self.payer.0.derives_keys()
+ }
+
+ pub(super) fn payer_id(&self) -> PublicKey {
+ self.payer_id
}
pub(super) fn as_tlv_stream(&self) -> RefundTlvStreamRef {