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Make SignPSBTInput operate on a private SignatureData object

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This commit is contained in:
Pieter Wuille
2018-07-20 00:23:32 -07:00
parent cad5dd2368
commit 917353c8b0
4 changed files with 15 additions and 15 deletions
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13
src/script/sign.cpp
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@@ -237,7 +237,7 @@ bool ProduceSignature(const SigningProvider& provider, const BaseSignatureCreato
return sigdata.complete;
}
bool SignPSBTInput(const SigningProvider& provider, const CMutableTransaction& tx, PSBTInput& input, SignatureData& sigdata, int index, int sighash)
bool SignPSBTInput(const SigningProvider& provider, const CMutableTransaction& tx, PSBTInput& input, int index, int sighash)
{
// if this input has a final scriptsig or scriptwitness, don't do anything with it
if (!input.final_script_sig.empty() || !input.final_script_witness.IsNull()) {
@@ -245,6 +245,7 @@ bool SignPSBTInput(const SigningProvider& provider, const CMutableTransaction& t
}
// Fill SignatureData with input info
SignatureData sigdata;
input.FillSignatureData(sigdata);
// Get UTXO
@@ -276,6 +277,16 @@ bool SignPSBTInput(const SigningProvider& provider, const CMutableTransaction& t
// Verify that a witness signature was produced in case one was required.
if (require_witness_sig && !sigdata.witness) return false;
input.FromSignatureData(sigdata);
// If both UTXO types are present, drop the unnecessary one.
if (input.non_witness_utxo && !input.witness_utxo.IsNull()) {
if (sigdata.witness) {
input.non_witness_utxo = nullptr;
} else {
input.witness_utxo.SetNull();
}
}
return sig_complete;
}