Function checkedCopy

NULLC/CodeGen_X86.cpp:3218–3241

ExternTypeInfo* (*getTypeListFunc)() = GetTypeList;

char* checkedCopy(char* top, int typeID, char* ptr, unsigned length)
{
	ExternTypeInfo* typelist = getTypeListFunc();

	NULLCRef r;
	r.ptr = ptr;
	r.typeID = typeID;
	if(ptr >= top && IsPointerUnmanaged(r))
	{
		ExternTypeInfo &type = typelist[typeID];
		if(type.arrSize == ~0u)
		{
			char *copy = (char*)NULLC::AllocObject(typelist[type.subType].size * length);
			memcpy(copy, ptr, typelist[type.subType].size * length);
			ptr = copy;
		}else{
			unsigned int objSize = type.size;
			char *copy = (char*)NULLC::AllocObject(objSize);
			memcpy(copy, ptr, objSize);
			ptr = copy;
		}
	}
	return ptr;
}

char* (*checkedCopyPtr)(char*, int, char*, unsigned) = checkedCopy;