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-rw-r--r--src/script/sign.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/script/sign.cpp b/src/script/sign.cpp
index 0d74a661a5..53377560e8 100644
--- a/src/script/sign.cpp
+++ b/src/script/sign.cpp
@@ -169,13 +169,14 @@ static bool CreateTaprootScriptSig(const BaseSignatureCreator& creator, Signatur
return false;
}
-static bool SignTaprootScript(const SigningProvider& provider, const BaseSignatureCreator& creator, SignatureData& sigdata, int leaf_version, const CScript& script, std::vector<valtype>& result)
+static bool SignTaprootScript(const SigningProvider& provider, const BaseSignatureCreator& creator, SignatureData& sigdata, int leaf_version, Span<const unsigned char> script_bytes, std::vector<valtype>& result)
{
// Only BIP342 tapscript signing is supported for now.
if (leaf_version != TAPROOT_LEAF_TAPSCRIPT) return false;
SigVersion sigversion = SigVersion::TAPSCRIPT;
- uint256 leaf_hash = (HashWriter{HASHER_TAPLEAF} << uint8_t(leaf_version) << script).GetSHA256();
+ uint256 leaf_hash = ComputeTapleafHash(leaf_version, script_bytes);
+ CScript script = CScript(script_bytes.begin(), script_bytes.end());
// <xonly pubkey> OP_CHECKSIG
if (script.size() == 34 && script[33] == OP_CHECKSIG && script[0] == 0x20) {