35 lines
1.2 KiB
C
35 lines
1.2 KiB
C
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// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2013 The Bitcoin developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef H_BITCOIN_SCRIPT_SIGCACHE
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#define H_BITCOIN_SCRIPT_SIGCACHE
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#include "script/interpreter.h"
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#include <vector>
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class CPubKey;
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class CachingSignatureChecker : public SignatureChecker
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{
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public:
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CachingSignatureChecker(const CTransaction& txToIn, unsigned int nInIn) : SignatureChecker(txToIn, nInIn) {}
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bool VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& vchPubKey, const uint256& sighash, int flags) const;
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};
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// Wrappers using a default SignatureChecker.
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bool inline EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript& script, const CTransaction& txTo, unsigned int nIn, unsigned int flags)
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{
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return EvalScript(stack, script, flags, CachingSignatureChecker(txTo, nIn));
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}
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bool inline VerifyScript(const CScript& scriptSig, const CScript& scriptPubKey, const CTransaction& txTo, unsigned int nIn, unsigned int flags)
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{
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return VerifyScript(scriptSig, scriptPubKey, flags, CachingSignatureChecker(txTo, nIn));
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}
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#endif
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