diff options
Diffstat (limited to 'src/script/sign.cpp')
| -rw-r--r-- | src/script/sign.cpp | 26 |
1 files changed, 6 insertions, 20 deletions
diff --git a/src/script/sign.cpp b/src/script/sign.cpp index a3681d26cc..4014ebadbc 100644 --- a/src/script/sign.cpp +++ b/src/script/sign.cpp @@ -165,7 +165,7 @@ static bool SignTaprootScript(const SigningProvider& provider, const BaseSignatu if (leaf_version != TAPROOT_LEAF_TAPSCRIPT) return false; SigVersion sigversion = SigVersion::TAPSCRIPT; - uint256 leaf_hash = (CHashWriter(HASHER_TAPLEAF) << uint8_t(leaf_version) << script).GetSHA256(); + uint256 leaf_hash = (HashWriter{HASHER_TAPLEAF} << uint8_t(leaf_version) << script).GetSHA256(); // <xonly pubkey> OP_CHECKSIG if (script.size() == 34 && script[33] == OP_CHECKSIG && script[0] == 0x20) { @@ -243,6 +243,11 @@ static bool SignTaproot(const SigningProvider& provider, const BaseSignatureCrea sigdata.taproot_key_path_sig = sig; } } + if (sigdata.taproot_key_path_sig.size() == 0) { + if (creator.CreateSchnorrSig(provider, sig, output, nullptr, nullptr, SigVersion::TAPROOT)) { + sigdata.taproot_key_path_sig = sig; + } + } if (sigdata.taproot_key_path_sig.size()) { result = Vector(sigdata.taproot_key_path_sig); return true; @@ -627,25 +632,6 @@ public: const BaseSignatureCreator& DUMMY_SIGNATURE_CREATOR = DummySignatureCreator(32, 32); const BaseSignatureCreator& DUMMY_MAXIMUM_SIGNATURE_CREATOR = DummySignatureCreator(33, 32); -bool IsSolvable(const SigningProvider& provider, const CScript& script) -{ - // This check is to make sure that the script we created can actually be solved for and signed by us - // if we were to have the private keys. This is just to make sure that the script is valid and that, - // if found in a transaction, we would still accept and relay that transaction. In particular, - // it will reject witness outputs that require signing with an uncompressed public key. - SignatureData sigs; - // Make sure that STANDARD_SCRIPT_VERIFY_FLAGS includes SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, the most - // important property this function is designed to test for. - static_assert(STANDARD_SCRIPT_VERIFY_FLAGS & SCRIPT_VERIFY_WITNESS_PUBKEYTYPE, "IsSolvable requires standard script flags to include WITNESS_PUBKEYTYPE"); - if (ProduceSignature(provider, DUMMY_SIGNATURE_CREATOR, script, sigs)) { - // VerifyScript check is just defensive, and should never fail. - bool verified = VerifyScript(sigs.scriptSig, script, &sigs.scriptWitness, STANDARD_SCRIPT_VERIFY_FLAGS, DUMMY_CHECKER); - assert(verified); - return true; - } - return false; -} - bool IsSegWitOutput(const SigningProvider& provider, const CScript& script) { int version; |