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Diffstat (limited to 'src/script/sigcache.h')
-rw-r--r-- | src/script/sigcache.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/script/sigcache.h b/src/script/sigcache.h new file mode 100644 index 0000000000..8faa7ae01f --- /dev/null +++ b/src/script/sigcache.h @@ -0,0 +1,34 @@ +// Copyright (c) 2009-2010 Satoshi Nakamoto +// Copyright (c) 2009-2013 The Bitcoin developers +// Distributed under the MIT/X11 software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#ifndef H_BITCOIN_SCRIPT_SIGCACHE +#define H_BITCOIN_SCRIPT_SIGCACHE + +#include "script/interpreter.h" + +#include <vector> + +class CPubKey; + +class CachingSignatureChecker : public SignatureChecker +{ +public: + CachingSignatureChecker(const CTransaction& txToIn, unsigned int nInIn) : SignatureChecker(txToIn, nInIn) {} + + bool VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& vchPubKey, const uint256& sighash, int flags) const; +}; + +// Wrappers using a default SignatureChecker. +bool inline EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript& script, const CTransaction& txTo, unsigned int nIn, unsigned int flags) +{ + return EvalScript(stack, script, flags, CachingSignatureChecker(txTo, nIn)); +} + +bool inline VerifyScript(const CScript& scriptSig, const CScript& scriptPubKey, const CTransaction& txTo, unsigned int nIn, unsigned int flags) +{ + return VerifyScript(scriptSig, scriptPubKey, flags, CachingSignatureChecker(txTo, nIn)); +} + +#endif |