ObjFW  Check-in [65154c2576]

Overview
Comment:OFUDPSocket: Return socket address bound to
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SHA3-256: 65154c25762528685e1660f2b2701de0aabf56dca2fbec3d11c60149a8bea63f
User & Date: js on 2023-05-21 10:04:22
Other Links: manifest | tags
Context
2023-05-21
11:04
OFTCPSocket: Return socket address bound to check-in: fc161d1948 user: js tags: trunk
10:04
OFUDPSocket: Return socket address bound to check-in: 65154c2576 user: js tags: trunk
08:43
utils/ofdns: Add --tcp option check-in: 55d7e1741e user: js tags: trunk
Changes

Modified src/OFUDPSocket+Private.h from [c4f3672d40] to [44155f32ea].

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#import "OFUDPSocket.h"

OF_ASSUME_NONNULL_BEGIN

OF_DIRECT_MEMBERS
@interface OFUDPSocket ()
- (uint16_t)of_bindToAddress: (OFSocketAddress *)address
		   extraType: (int)extraType;
@end

OF_ASSUME_NONNULL_END







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#import "OFUDPSocket.h"

OF_ASSUME_NONNULL_BEGIN

OF_DIRECT_MEMBERS
@interface OFUDPSocket ()
- (void)of_bindToAddress: (OFSocketAddress *)address extraType: (int)extraType;

@end

OF_ASSUME_NONNULL_END

Modified src/OFUDPSocket.h from [d52363c244] to [91885680ff].

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/**
 * @brief Binds the socket to the specified host and port.
 *
 * @param host The host to bind to. Use `@"0.0.0.0"` for IPv4 or `@"::"` for
 *	       IPv6 to bind to all.
 * @param port The port to bind to. If the port is 0, an unused port will be
 *	       chosen, which can be obtained using the return value.
 * @return The port the socket was bound to
 * @throw OFBindIPSocketFailedException Binding failed
 * @throw OFAlreadyOpenException The socket is already bound
 */
- (uint16_t)bindToHost: (OFString *)host port: (uint16_t)port;
@end

OF_ASSUME_NONNULL_END







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/**
 * @brief Binds the socket to the specified host and port.
 *
 * @param host The host to bind to. Use `@"0.0.0.0"` for IPv4 or `@"::"` for
 *	       IPv6 to bind to all.
 * @param port The port to bind to. If the port is 0, an unused port will be
 *	       chosen, which can be obtained using the return value.
 * @return The address the socket was bound to
 * @throw OFBindIPSocketFailedException Binding failed
 * @throw OFAlreadyOpenException The socket is already bound
 */
- (OFSocketAddress)bindToHost: (OFString *)host port: (uint16_t)port;
@end

OF_ASSUME_NONNULL_END

Modified src/OFUDPSocket.m from [bb467c718b] to [c3dd64f929].

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#import "OFAlreadyOpenException.h"
#import "OFBindIPSocketFailedException.h"

@implementation OFUDPSocket
@dynamic delegate;

- (uint16_t)of_bindToAddress: (OFSocketAddress *)address
		   extraType: (int)extraType OF_DIRECT
{
	void *pool = objc_autoreleasePoolPush();
	uint16_t port;
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
	int flags;




#endif

	if ((_socket = socket(
	    ((struct sockaddr *)&address->sockaddr)->sa_family,
	    SOCK_DGRAM | SOCK_CLOEXEC | extraType, 0)) == OFInvalidSocketHandle)
		@throw [OFBindIPSocketFailedException
		    exceptionWithHost: OFSocketAddressString(address)







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#import "OFAlreadyOpenException.h"
#import "OFBindIPSocketFailedException.h"

@implementation OFUDPSocket
@dynamic delegate;

- (void)of_bindToAddress: (OFSocketAddress *)address
	       extraType: (int)extraType OF_DIRECT
{


#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
	int flags;
#endif
#if !defined(OF_HPUX) && !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
	OFString *host;
	uint16_t port;
#endif

	if ((_socket = socket(
	    ((struct sockaddr *)&address->sockaddr)->sa_family,
	    SOCK_DGRAM | SOCK_CLOEXEC | extraType, 0)) == OFInvalidSocketHandle)
		@throw [OFBindIPSocketFailedException
		    exceptionWithHost: OFSocketAddressString(address)
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			    (struct sockaddr *)&address->sockaddr,
			    address->length)) == 0)
				break;

			if (OFSocketErrNo() != EADDRINUSE) {
				int errNo = OFSocketErrNo();
				OFString *host = OFSocketAddressString(address);
				port = OFSocketAddressIPPort(address);

				closesocket(_socket);
				_socket = OFInvalidSocketHandle;

				@throw [OFBindIPSocketFailedException
				    exceptionWithHost: host
						 port: port
					       socket: self
						errNo: errNo];
			}
		}
	}
#endif

	objc_autoreleasePoolPop(pool);

	if ((port = OFSocketAddressIPPort(address)) > 0)
		return port;

#if !defined(OF_HPUX) && !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
	memset(address, 0, sizeof(*address));

	address->length = (socklen_t)sizeof(address->sockaddr);
	if (OFGetSockName(_socket, (struct sockaddr *)&address->sockaddr,
	    &address->length) != 0) {
		int errNo = OFSocketErrNo();

		closesocket(_socket);
		_socket = OFInvalidSocketHandle;

		@throw [OFBindIPSocketFailedException
		    exceptionWithHost: OFSocketAddressString(address)
				 port: OFSocketAddressIPPort(address)
			       socket: self
				errNo: errNo];
	}

	switch (((struct sockaddr *)&address->sockaddr)->sa_family) {
	case AF_INET:
		return OFFromBigEndian16(address->sockaddr.in.sin_port);

# ifdef OF_HAVE_IPV6
	case AF_INET6:
		return OFFromBigEndian16(address->sockaddr.in6.sin6_port);

# endif
	default:
		closesocket(_socket);
		_socket = OFInvalidSocketHandle;

		@throw [OFBindIPSocketFailedException
		    exceptionWithHost: OFSocketAddressString(address)
				 port: OFSocketAddressIPPort(address)
			       socket: self
				errNo: EAFNOSUPPORT];
	}
#else
	closesocket(_socket);
	_socket = OFInvalidSocketHandle;

	@throw [OFBindIPSocketFailedException
	    exceptionWithHost: OFSocketAddressString(address)
			 port: OFSocketAddressIPPort(address)
		       socket: self
			errNo: EADDRNOTAVAIL];
#endif
}

- (uint16_t)bindToHost: (OFString *)host port: (uint16_t)port
{
	void *pool = objc_autoreleasePoolPush();
	OFData *socketAddresses;
	OFSocketAddress address;

	if (_socket != OFInvalidSocketHandle)
		@throw [OFAlreadyOpenException exceptionWithObject: self];

	socketAddresses = [[OFThread DNSResolver]
	    resolveAddressesForHost: host
		      addressFamily: OFSocketAddressFamilyAny];

	address = *(OFSocketAddress *)[socketAddresses itemAtIndex: 0];
	OFSocketAddressSetIPPort(&address, port);

	port = [self of_bindToAddress: &address extraType: 0];

	objc_autoreleasePoolPop(pool);

	return port;
}
@end







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			    (struct sockaddr *)&address->sockaddr,
			    address->length)) == 0)
				break;

			if (OFSocketErrNo() != EADDRINUSE) {
				int errNo = OFSocketErrNo();
				OFString *host = OFSocketAddressString(address);
				uint16_t port = OFSocketAddressIPPort(address);

				closesocket(_socket);
				_socket = OFInvalidSocketHandle;

				@throw [OFBindIPSocketFailedException
				    exceptionWithHost: host
						 port: port
					       socket: self
						errNo: errNo];
			}
		}
	}
#endif

#if !defined(OF_HPUX) && !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
	host = OFSocketAddressString(address);
	port = OFSocketAddressIPPort(address);



	memset(address, 0, sizeof(*address));

	address->length = (socklen_t)sizeof(address->sockaddr);
	if (OFGetSockName(_socket, (struct sockaddr *)&address->sockaddr,
	    &address->length) != 0) {
		int errNo = OFSocketErrNo();

		closesocket(_socket);
		_socket = OFInvalidSocketHandle;

		@throw [OFBindIPSocketFailedException exceptionWithHost: host

								   port: port
								 socket: self
								  errNo: errNo];
	}

	switch (((struct sockaddr *)&address->sockaddr)->sa_family) {
	case AF_INET:
		address->family = OFSocketAddressFamilyIPv4;
		break;
# ifdef OF_HAVE_IPV6
	case AF_INET6:
		address->family = OFSocketAddressFamilyIPv6;
		break;
# endif
	default:
		closesocket(_socket);
		_socket = OFInvalidSocketHandle;

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









#endif
}

- (OFSocketAddress)bindToHost: (OFString *)host port: (uint16_t)port
{
	void *pool = objc_autoreleasePoolPush();
	OFData *socketAddresses;
	OFSocketAddress address;

	if (_socket != OFInvalidSocketHandle)
		@throw [OFAlreadyOpenException exceptionWithObject: self];

	socketAddresses = [[OFThread DNSResolver]
	    resolveAddressesForHost: host
		      addressFamily: OFSocketAddressFamilyAny];

	address = *(OFSocketAddress *)[socketAddresses itemAtIndex: 0];
	OFSocketAddressSetIPPort(&address, port);

	[self of_bindToAddress: &address extraType: 0];

	objc_autoreleasePoolPop(pool);

	return address;
}
@end

Modified tests/OFUDPSocketTests.m from [8889bdb6ea] to [8fc77398a2].

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static OFString *const module = @"OFUDPSocket";

@implementation TestsAppDelegate (OFUDPSocketTests)
- (void)UDPSocketTests
{
	void *pool = objc_autoreleasePoolPush();
	OFUDPSocket *sock;
	uint16_t port1;
	OFSocketAddress addr1, addr2, addr3;
	char buf[6];

	TEST(@"+[socket]", (sock = [OFUDPSocket socket]))

	TEST(@"-[bindToHost:port:]",
	    (port1 = [sock bindToHost: @"127.0.0.1" port: 0]))

	addr1 = OFSocketAddressParseIP(@"127.0.0.1", port1);

	TEST(@"-[sendBuffer:length:receiver:]",
	    R([sock sendBuffer: "Hello" length: 6 receiver: &addr1]))

	TEST(@"-[receiveIntoBuffer:length:sender:]",
	    [sock receiveIntoBuffer: buf length: 6 sender: &addr2] == 6 &&
	    !memcmp(buf, "Hello", 6) &&
	    [OFSocketAddressString(&addr2) isEqual: @"127.0.0.1"] &&
	    OFSocketAddressIPPort(&addr2) == port1)

	addr3 = OFSocketAddressParseIP(@"127.0.0.1", port1 + 1);


	TEST(@"OFSocketAddressEqual()",
	    OFSocketAddressEqual(&addr1, &addr2) &&
	    !OFSocketAddressEqual(&addr1, &addr3))

	TEST(@"OFSocketAddressHash()",
	    OFSocketAddressHash(&addr1) == OFSocketAddressHash(&addr2) &&
	    OFSocketAddressHash(&addr1) != OFSocketAddressHash(&addr3))

	objc_autoreleasePoolPop(pool);
}
@end







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static OFString *const module = @"OFUDPSocket";

@implementation TestsAppDelegate (OFUDPSocketTests)
- (void)UDPSocketTests
{
	void *pool = objc_autoreleasePoolPush();
	OFUDPSocket *sock;

	OFSocketAddress addr1, addr2, addr3;
	char buf[6];

	TEST(@"+[socket]", (sock = [OFUDPSocket socket]))

	TEST(@"-[bindToHost:port:]",
	    R(addr1 = [sock bindToHost: @"127.0.0.1" port: 0]))



	TEST(@"-[sendBuffer:length:receiver:]",
	    R([sock sendBuffer: "Hello" length: 6 receiver: &addr1]))

	TEST(@"-[receiveIntoBuffer:length:sender:]",
	    [sock receiveIntoBuffer: buf length: 6 sender: &addr2] == 6 &&
	    !memcmp(buf, "Hello", 6) &&
	    [OFSocketAddressString(&addr2) isEqual: @"127.0.0.1"] &&
	    OFSocketAddressIPPort(&addr2) == OFSocketAddressIPPort(&addr1))

	addr3 = OFSocketAddressParseIP(@"127.0.0.1",
	    OFSocketAddressIPPort(&addr1) + 1);

	TEST(@"OFSocketAddressEqual()",
	    OFSocketAddressEqual(&addr1, &addr2) &&
	    !OFSocketAddressEqual(&addr1, &addr3))

	TEST(@"OFSocketAddressHash()",
	    OFSocketAddressHash(&addr1) == OFSocketAddressHash(&addr2) &&
	    OFSocketAddressHash(&addr1) != OFSocketAddressHash(&addr3))

	objc_autoreleasePoolPop(pool);
}
@end