Differential D4835 Diff 15161 src/script/interpreter.cpp

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src/script/interpreter.cpp

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	}			}

	// explicit instantiation			// explicit instantiation
	template class GenericTransactionSignatureChecker<CTransaction>;			template class GenericTransactionSignatureChecker<CTransaction>;
	template class GenericTransactionSignatureChecker<CMutableTransaction>;			template class GenericTransactionSignatureChecker<CMutableTransaction>;

	bool VerifyScript(const CScript &scriptSig, const CScript &scriptPubKey,			bool VerifyScript(const CScript &scriptSig, const CScript &scriptPubKey,
	uint32_t flags, const BaseSignatureChecker &checker,			uint32_t flags, const BaseSignatureChecker &checker,
	ScriptError *serror) {			ScriptExecutionMetrics &metrics, ScriptError *serror) {
	set_error(serror, ScriptError::UNKNOWN);			set_error(serror, ScriptError::UNKNOWN);

	// If FORKID is enabled, we also ensure strict encoding.			// If FORKID is enabled, we also ensure strict encoding.
	if (flags & SCRIPT_ENABLE_SIGHASH_FORKID) {			if (flags & SCRIPT_ENABLE_SIGHASH_FORKID) {
	flags \|= SCRIPT_VERIFY_STRICTENC;			flags \|= SCRIPT_VERIFY_STRICTENC;
	}			}

	if ((flags & SCRIPT_VERIFY_SIGPUSHONLY) != 0 && !scriptSig.IsPushOnly()) {			if ((flags & SCRIPT_VERIFY_SIGPUSHONLY) != 0 && !scriptSig.IsPushOnly()) {
	return set_error(serror, ScriptError::SIG_PUSHONLY);			return set_error(serror, ScriptError::SIG_PUSHONLY);
	}			}

	ScriptExecutionMetrics metrics;			// to be sure, zero out the metrics since we check the input-accumulated
				// value below
				metrics = {};

	std::vector<valtype> stack, stackCopy;			std::vector<valtype> stack, stackCopy;
	if (!EvalScript(stack, scriptSig, flags, checker, metrics, serror)) {			if (!EvalScript(stack, scriptSig, flags, checker, metrics, serror)) {
	// serror is set			// serror is set
	return false;			return false;
	}			}
	if (flags & SCRIPT_VERIFY_P2SH) {			if (flags & SCRIPT_VERIFY_P2SH) {
	stackCopy = stack;			stackCopy = stack;
	}			}
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