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Check if msg.script.is_witness_program() before checking version

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Duncan Dean 2024-03-26 11:17:05 +02:00
parent 4eb70fdf7a
commit 774b048d8f
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1 changed files with 7 additions and 3 deletions
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10
lightning/src/ln/interactivetxs.rs
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@ -259,9 +259,13 @@ impl NegotiationContext {
// with witness versions V1 and up are always considered standard. Yes, the scripts can be
// anyone-can-spend-able, but if our counterparty wants to add an output like that then it's none
// of our concern really ¯\_(ツ)_/¯
if !msg.script.is_v0_p2wpkh()
&& !msg.script.is_v0_p2wsh()
&& msg.script.witness_version().map(|v| v.to_num() < 1).unwrap_or(true)
//
// TODO: The last check would be simplified when https://github.com/rust-bitcoin/rust-bitcoin/commit/1656e1a09a1959230e20af90d20789a4a8f0a31b
// hits the next release of rust-bitcoin.
if !(msg.script.is_v0_p2wpkh()
|| msg.script.is_v0_p2wsh()
|| (msg.script.is_witness_program()
&& msg.script.witness_version().map(|v| v.to_num() >= 1).unwrap_or(false)))
{
return Err(AbortReason::InvalidOutputScript);
}