ObjFW  Check-in [a55371e2c9]

- (uint32_t)hash
{
	uintptr_t ptr = (uintptr_t)self;
	uint32_t hash;

	OF_HASH_INIT(hash);

	while (ptr != 0) {
	for (size_t i = 0; i < sizeof(ptr); i++) {
		OF_HASH_ADD(hash, ptr & 0xFF);
		ptr <<= 8;
		ptr >>= 8;
	}

	OF_HASH_FINALIZE(hash);

	return hash;
}