Method abiDecodingFunctionFunctionType

libsolidity/codegen/ABIFunctions.cpp:1393–1430

}

std::string ABIFunctions::abiDecodingFunctionFunctionType(FunctionType const& _type, bool _fromMemory, bool _forUseOnStack)
{
	solAssert(_type.kind() == FunctionType::Kind::External, "");

	std::string functionName =
		"abi_decode_" +
		_type.identifier() +
		(_fromMemory ? "_fromMemory" : "") +
		(_forUseOnStack ? "_onStack" : "");

	return createFunction(functionName, [&]() {
		if (_forUseOnStack)
		{
			return Whiskers(R"(
				function <functionName>(offset, end) -> addr, function_selector {
					addr, function_selector := <splitExtFun>(<decodeFun>(offset, end))
				}
			)")
			("functionName", functionName)
			("decodeFun", abiDecodingFunctionFunctionType(_type, _fromMemory, false))
			("splitExtFun", m_utils.splitExternalFunctionIdFunction())
			.render();
		}
		else
		{
			return Whiskers(R"(
				function <functionName>(offset, end) -> fun {
					fun := <load>(offset)
					<validateExtFun>(fun)
				}
			)")
			("functionName", functionName)
			("load", _fromMemory ? "mload" : "calldataload")
			("validateExtFun", m_utils.validatorFunction(_type, true))
			.render();
		}
	});
}

std::string ABIFunctions::calldataAccessFunction(Type const& _type)
{