Method GetCalledFunction

sdk/angelscript/source/as_scriptfunction.cpp:1881–1939

internal

// internal
asCScriptFunction* asCScriptFunction::GetCalledFunction(asDWORD programPos)
{
	if (scriptData == 0)
		return 0;

	asBYTE bc = *(asBYTE*)&scriptData->byteCode[programPos];

	if (bc == asBC_CALL ||
		bc == asBC_CALLSYS ||
		bc == asBC_Thiscall1 ||
		bc == asBC_CALLINTF)
	{
		// Find the function from the function id in bytecode
		int funcId = asBC_INTARG(&scriptData->byteCode[programPos]);
		return engine->scriptFunctions[funcId];
	}
	else if (bc == asBC_ALLOC)
	{
		// Find the function from the function id in the bytecode
		int funcId = asBC_INTARG(&scriptData->byteCode[programPos + AS_PTR_SIZE]);
		return engine->scriptFunctions[funcId];
	}
	else if (bc == asBC_CALLBND)
	{
		// Find the function from the engine's bind array
		int funcId = asBC_INTARG(&scriptData->byteCode[programPos]);
		return engine->importedFunctions[funcId & ~FUNC_IMPORTED]->importedFunctionSignature;
	}
	else if (bc == asBC_CallPtr)
	{
		asUINT v;
		int var = asBC_SWORDARG0(&scriptData->byteCode[programPos]);

		// Find the funcdef from the local variable
		for (v = 0; v < scriptData->variables.GetLength(); v++)
			if (scriptData->variables[v]->stackOffset == var)
				return CastToFuncdefType(scriptData->variables[v]->type.GetTypeInfo())->funcdef;

		// Look in parameters
		int paramPos = 0;
		if (objectType)
			paramPos -= AS_PTR_SIZE;
		if (DoesReturnOnStack())
			paramPos -= AS_PTR_SIZE;
		for (v = 0; v < parameterTypes.GetLength(); v++)
		{
			if (var == paramPos)
			{
				if (parameterTypes[v].IsFuncdef())
					return CastToFuncdefType(parameterTypes[v].GetTypeInfo())->funcdef;
				else
					return 0;
			}
			paramPos -= parameterTypes[v].GetSizeOnStackDWords();
		}
	}

	return 0;