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Add ExtractAffectedKeys to script

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This function finds all keys affected by a particular output script,
supporting everything ExtractDestinations supports (pay-to-pubkey,
pay-to-pubkeyhash, multisig) and recurses into subscripts (P2SH).
This commit is contained in:
Pieter Wuille
2013-04-29 19:50:02 +02:00
parent 01b45731b7
commit acc775c554
2 changed files with 37 additions and 0 deletions
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src/script.h
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@@ -674,6 +674,7 @@ int ScriptSigArgsExpected(txnouttype t, const std::vector<std::vector<unsigned c
bool IsStandard(const CScript& scriptPubKey);
bool IsMine(const CKeyStore& keystore, const CScript& scriptPubKey);
bool IsMine(const CKeyStore& keystore, const CTxDestination &dest);
void ExtractAffectedKeys(const CKeyStore &keystore, const CScript& scriptPubKey, std::vector<CKeyID> &vKeys);
bool ExtractDestination(const CScript& scriptPubKey, CTxDestination& addressRet);
bool ExtractDestinations(const CScript& scriptPubKey, txnouttype& typeRet, std::vector<CTxDestination>& addressRet, int& nRequiredRet);
bool SignSignature(const CKeyStore& keystore, const CScript& fromPubKey, CTransaction& txTo, unsigned int nIn, int nHashType=SIGHASH_ALL);