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Make IsSegWitOutput return true for taproot outputs

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This commit is contained in:
Pieter Wuille 2021-07-09 09:58:34 -07:00
parent a88fa1a555
commit 8465978f23
1 changed files with 12 additions and 9 deletions
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9
src/script/sign.cpp
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@ -612,15 +612,18 @@ bool IsSolvable(const SigningProvider& provider, const CScript& script)
bool IsSegWitOutput(const SigningProvider& provider, const CScript& script)
{
int version;
valtype program;
if (script.IsWitnessProgram(version, program)) return true;
if (script.IsPayToScriptHash()) {
std::vector<valtype> solutions;
auto whichtype = Solver(script, solutions);
if (whichtype == TxoutType::WITNESS_V0_SCRIPTHASH || whichtype == TxoutType::WITNESS_V0_KEYHASH || whichtype == TxoutType::WITNESS_UNKNOWN) return true;
if (whichtype == TxoutType::SCRIPTHASH) {
auto h160 = uint160(solutions[0]);
CScript subscript;
if (provider.GetCScript(CScriptID{h160}, subscript)) {
whichtype = Solver(subscript, solutions);
if (whichtype == TxoutType::WITNESS_V0_SCRIPTHASH || whichtype == TxoutType::WITNESS_V0_KEYHASH || whichtype == TxoutType::WITNESS_UNKNOWN) return true;
if (subscript.IsWitnessProgram(version, program)) return true;
}
}
}
return false;