ObjFW  Diff

#endif

bool
of_udp_socket_address_equal(of_udp_socket_address_t *address1,
    of_udp_socket_address_t *address2)
{
	struct sockaddr_in *sin_1, *sin_2;
#ifdef HAVE_IPV6
	struct sockaddr_in6 *sin6_1, *sin6_2;
#endif

	if (address1->address.ss_family != address2->address.ss_family)
		return false;

	switch (address1->address.ss_family) {
	case AF_INET:
#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
		if (address1->length < sizeof(struct sockaddr_in) ||
		    address2->length < sizeof(struct sockaddr_in))
			@throw [OFInvalidArgumentException exception];
#else
		if (address1->length < 8 || address2->length < 8)
			@throw [OFInvalidArgumentException exception];
#endif

		sin_1 = (struct sockaddr_in*)&address1->address;
		sin_2 = (struct sockaddr_in*)&address2->address;

		if (sin_1->sin_port != sin_2->sin_port)
			return false;
		if (sin_1->sin_addr.s_addr != sin_2->sin_addr.s_addr)
			return false;

		break;
#ifdef HAVE_IPV6
	case AF_INET6:
		if (address1->length < sizeof(struct sockaddr_in6) ||
		    address2->length < sizeof(struct sockaddr_in6))
			@throw [OFInvalidArgumentException exception];

		sin6_1 = (struct sockaddr_in6*)&address1->address;
		sin6_2 = (struct sockaddr_in6*)&address2->address;

}

uint32_t
of_udp_socket_address_hash(of_udp_socket_address_t *address)
{
	uint32_t hash = of_hash_seed;
	struct sockaddr_in *sin;
#ifdef HAVE_IPV6
	struct sockaddr_in6 *sin6;
	uint32_t subhash;
#endif

	hash += address->address.ss_family;

	switch (address->address.ss_family) {
	case AF_INET:
#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
		if (address->length < sizeof(struct sockaddr_in))
			@throw [OFInvalidArgumentException exception];
#else
		if (address->length < 8)
			@throw [OFInvalidArgumentException exception];
#endif

		sin = (struct sockaddr_in*)&address->address;

		hash += (sin->sin_port << 1);
		hash ^= sin->sin_addr.s_addr;

		break;
#ifdef HAVE_IPV6
	case AF_INET6:
		if (address->length < sizeof(struct sockaddr_in6))
			@throw [OFInvalidArgumentException exception];

		sin6 = (struct sockaddr_in6*)&address->address;

		hash += (sin6->sin6_port << 1);

	return [self retain];
}

- (uint16_t)bindToHost: (OFString*)host
		  port: (uint16_t)port
{
	of_resolver_result_t **results;
#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
	union {
		struct sockaddr_storage storage;
		struct sockaddr_in in;
# ifdef HAVE_IPV6
		struct sockaddr_in6 in6;
# endif
	} addr;
	socklen_t addrLen;
#endif












	results = of_resolve_host(host, port, SOCK_DGRAM);







	@try {
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
		int flags;
#endif

		if ((_socket = socket(results[0]->family,
		    results[0]->type | SOCK_CLOEXEC,
		    results[0]->protocol)) == INVALID_SOCKET)
			@throw [OFBindFailedException
			    exceptionWithHost: host
					 port: port
				       socket: self
					errNo: of_socket_errno()];

#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
		if ((flags = fcntl(_socket, F_GETFD, 0)) != -1)
			fcntl(_socket, F_SETFD, flags | FD_CLOEXEC);
#endif

#if defined(OF_WII) || defined(OF_NINTENDO_3DS)
		if (port != 0) {
#endif
			if (bind(_socket, results[0]->address,
			    results[0]->addressLength) != 0) {
				int errNo = of_socket_errno();

				close(_socket);
				_socket = INVALID_SOCKET;

				@throw [OFBindFailedException
				    exceptionWithHost: host
						 port: port
					       socket: self
						errNo: errNo];
			}
#if defined(OF_WII) || defined(OF_NINTENDO_3DS)
		} else {
			for (;;) {
				uint16_t rnd = 0;
				int ret;

				while (rnd < 1024)
					rnd = (uint16_t)rand();

				switch (results[0]->family) {
				case AF_INET:
					((struct sockaddr_in*)
					    results[0]->address)->sin_port =
					    OF_BSWAP16_IF_LE(rnd);
					break;
# ifdef HAVE_IPV6
				case AF_INET6:
					((struct sockaddr_in6*)
					    results[0]->address)->sin6_port =
					    OF_BSWAP16_IF_LE(rnd);
					break;
# endif
				default:
					@throw [OFInvalidArgumentException
					    exception];
				}

				ret = bind(_socket, results[0]->address,
				    results[0]->addressLength);

				if (ret == 0) {
					port = rnd;
					break;
				}

				if (of_socket_errno() != EADDRINUSE) {
					int errNo = of_socket_errno();

					close(_socket);
					_socket = INVALID_SOCKET;

					@throw [OFBindFailedException
					    exceptionWithHost: host
							 port: port
						       socket: self
							errNo: errNo];
				}
			}
		}
#endif
	} @finally {
		of_resolver_free(results);
	}

	if (port > 0)



		return port;

#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)

	addrLen = (socklen_t)sizeof(addr.storage);
	if (of_getsockname(_socket, (struct sockaddr*)&addr.storage,
	    &addrLen) != 0) {
		int errNo = of_socket_errno();

		close(_socket);
		_socket = INVALID_SOCKET;

		@throw [OFBindFailedException exceptionWithHost: host
							   port: port
							 socket: self
							  errNo: errNo];
	}

	if (addr.storage.ss_family == AF_INET)
		return OF_BSWAP16_IF_LE(addr.in.sin_port);
# ifdef HAVE_IPV6
	if (addr.storage.ss_family == AF_INET6)
		return OF_BSWAP16_IF_LE(addr.in6.sin6_port);
# endif
#endif

	close(_socket);
	_socket = INVALID_SOCKET;

- (void)close
{
	if (_socket == INVALID_SOCKET)
		@throw [OFNotOpenException exceptionWithObject: self];

	close(_socket);
	_socket = INVALID_SOCKET;
}







@end