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Replace SCRIPT_VERIFY_NOCACHE by flag directly to checker

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This commit is contained in:
Pieter Wuille
2014-09-14 04:48:32 +02:00
parent 5c1e798a8e
commit e790c370b5
13 changed files with 65 additions and 75 deletions
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9
src/script/interpreter.h
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@@ -31,8 +31,7 @@ enum
SCRIPT_VERIFY_P2SH = (1U << 0), // evaluate P2SH (BIP16) subscripts
SCRIPT_VERIFY_STRICTENC = (1U << 1), // enforce strict conformance to DER and SEC2 for signatures and pubkeys
SCRIPT_VERIFY_LOW_S = (1U << 2), // enforce low S values (<n/2) in signatures (depends on STRICTENC)
SCRIPT_VERIFY_NOCACHE = (1U << 3), // do not store results in signature cache (but do query it)
SCRIPT_VERIFY_NULLDUMMY = (1U << 4), // verify dummy stack item consumed by CHECKMULTISIG is of zero-length
SCRIPT_VERIFY_NULLDUMMY = (1U << 3), // verify dummy stack item consumed by CHECKMULTISIG is of zero-length
};
bool IsCanonicalPubKey(const std::vector<unsigned char> &vchPubKey, unsigned int flags);
@@ -43,7 +42,7 @@ uint256 SignatureHash(const CScript &scriptCode, const CTransaction& txTo, unsig
class BaseSignatureChecker
{
public:
virtual bool CheckSig(const std::vector<unsigned char>& scriptSig, const std::vector<unsigned char>& vchPubKey, const CScript& scriptCode, int nFlags) const
virtual bool CheckSig(const std::vector<unsigned char>& scriptSig, const std::vector<unsigned char>& vchPubKey, const CScript& scriptCode) const
{
return false;
}
@@ -58,11 +57,11 @@ private:
unsigned int nIn;
protected:
virtual bool VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& vchPubKey, const uint256& sighash, int flags) const;
virtual bool VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& vchPubKey, const uint256& sighash) const;
public:
SignatureChecker(const CTransaction& txToIn, unsigned int nInIn) : txTo(txToIn), nIn(nInIn) {}
bool CheckSig(const std::vector<unsigned char>& scriptSig, const std::vector<unsigned char>& vchPubKey, const CScript& scriptCode, int nFlags) const;
bool CheckSig(const std::vector<unsigned char>& scriptSig, const std::vector<unsigned char>& vchPubKey, const CScript& scriptCode) const;
};
bool EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript& script, unsigned int flags, const BaseSignatureChecker& checker);