diff options
Diffstat (limited to 'src/script')
-rw-r--r-- | src/script/interpreter.h | 28 | ||||
-rw-r--r-- | src/script/sign.cpp | 8 |
2 files changed, 32 insertions, 4 deletions
diff --git a/src/script/interpreter.h b/src/script/interpreter.h index b4c163c841..effbc055d4 100644 --- a/src/script/interpreter.h +++ b/src/script/interpreter.h @@ -272,6 +272,34 @@ public: using TransactionSignatureChecker = GenericTransactionSignatureChecker<CTransaction>; using MutableTransactionSignatureChecker = GenericTransactionSignatureChecker<CMutableTransaction>; +class DeferringSignatureChecker : public BaseSignatureChecker +{ +protected: + BaseSignatureChecker& m_checker; + +public: + DeferringSignatureChecker(BaseSignatureChecker& checker) : m_checker(checker) {} + + bool CheckECDSASignature(const std::vector<unsigned char>& scriptSig, const std::vector<unsigned char>& vchPubKey, const CScript& scriptCode, SigVersion sigversion) const override + { + return m_checker.CheckECDSASignature(scriptSig, vchPubKey, scriptCode, sigversion); + } + + bool CheckSchnorrSignature(Span<const unsigned char> sig, Span<const unsigned char> pubkey, SigVersion sigversion, const ScriptExecutionData& execdata, ScriptError* serror = nullptr) const override + { + return m_checker.CheckSchnorrSignature(sig, pubkey, sigversion, execdata, serror); + } + + bool CheckLockTime(const CScriptNum& nLockTime) const override + { + return m_checker.CheckLockTime(nLockTime); + } + bool CheckSequence(const CScriptNum& nSequence) const override + { + return m_checker.CheckSequence(nSequence); + } +}; + bool EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript& script, unsigned int flags, const BaseSignatureChecker& checker, SigVersion sigversion, ScriptExecutionData& execdata, ScriptError* error = nullptr); bool EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript& script, unsigned int flags, const BaseSignatureChecker& checker, SigVersion sigversion, ScriptError* error = nullptr); bool VerifyScript(const CScript& scriptSig, const CScript& scriptPubKey, const CScriptWitness* witness, unsigned int flags, const BaseSignatureChecker& checker, ScriptError* serror = nullptr); diff --git a/src/script/sign.cpp b/src/script/sign.cpp index dba5ce621a..3c8f6d22ea 100644 --- a/src/script/sign.cpp +++ b/src/script/sign.cpp @@ -250,17 +250,17 @@ bool ProduceSignature(const SigningProvider& provider, const BaseSignatureCreato } namespace { -class SignatureExtractorChecker final : public BaseSignatureChecker +class SignatureExtractorChecker final : public DeferringSignatureChecker { private: SignatureData& sigdata; - BaseSignatureChecker& checker; public: - SignatureExtractorChecker(SignatureData& sigdata, BaseSignatureChecker& checker) : sigdata(sigdata), checker(checker) {} + SignatureExtractorChecker(SignatureData& sigdata, BaseSignatureChecker& checker) : DeferringSignatureChecker(checker), sigdata(sigdata) {} + bool CheckECDSASignature(const std::vector<unsigned char>& scriptSig, const std::vector<unsigned char>& vchPubKey, const CScript& scriptCode, SigVersion sigversion) const override { - if (checker.CheckECDSASignature(scriptSig, vchPubKey, scriptCode, sigversion)) { + if (m_checker.CheckECDSASignature(scriptSig, vchPubKey, scriptCode, sigversion)) { CPubKey pubkey(vchPubKey); sigdata.signatures.emplace(pubkey.GetID(), SigPair(pubkey, scriptSig)); return true; |