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Verify PSBT inputs rather than check for fields being empty

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Greg Sanders
2022-07-12 10:37:27 -04:00
parent a52ff619a4
commit d25699280a
3 changed files with 37 additions and 3 deletions
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5
src/psbt.h
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@ -1218,9 +1218,12 @@ std::string PSBTRoleName(PSBTRole role);
/** Compute a PrecomputedTransactionData object from a psbt. */
PrecomputedTransactionData PrecomputePSBTData(const PartiallySignedTransaction& psbt);
/** Checks whether a PSBTInput is already signed. */
/** Checks whether a PSBTInput is already signed by checking for non-null finalized fields. */
bool PSBTInputSigned(const PSBTInput& input);
/** Checks whether a PSBTInput is already signed by doing script verification using final fields. */
bool PSBTInputSignedAndVerified(const PartiallySignedTransaction psbt, unsigned int input_index, const PrecomputedTransactionData* txdata);
/** Signs a PSBTInput, verifying that all provided data matches what is being signed.
*
* txdata should be the output of PrecomputePSBTData (which can be shared across