ObjFW  Diff

- (unsigned long)hash
{
	unsigned long hash;

	OFHashInit(&hash);

	OFHashAdd(&hash, (uint8_t)_type);
	OFHashAddByte(&hash, (uint8_t)_type);
	OFHashAddHash(&hash, _data.hash);

	OFHashFinalize(&hash);

	return hash;
}

- (id)copy
{
	return [self retain];
}
@end