ObjFW  Check-in [7de9d67be9]

#include <assert.h>
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif

#include "platform.h"

#if !defined(OF_WINDOWS) && !defined(OF_MORPHOS)
# include <signal.h>
#endif

- (bool)isBlocking
{
	return _blocking;
}

- (void)setBlocking: (bool)enable
{
#if defined(HAVE_FCNTL)
	bool readImplemented = false, writeImplemented = false;

	@try {
		int readFlags;

		readFlags = fcntl([self fileDescriptorForReading], F_GETFL);

		readImplemented = true;

		if (readFlags == -1)
			@throw [OFSetOptionFailedException
			    exceptionWithObject: self
					  errNo: errno];

		if (enable)
			readFlags &= ~O_NONBLOCK;
		else
			readFlags |= O_NONBLOCK;

		if (fcntl([self fileDescriptorForReading], F_SETFL,
		    readFlags) == -1)
			@throw [OFSetOptionFailedException
			    exceptionWithObject: self
					  errNo: errno];
	} @catch (OFNotImplementedException *e) {
	}

	@try {
		int writeFlags;

		writeFlags = fcntl([self fileDescriptorForWriting], F_GETFL);

		writeImplemented = true;

		if (writeFlags == -1)
			@throw [OFSetOptionFailedException
			    exceptionWithObject: self
					  errNo: errno];

		if (enable)
			writeFlags &= ~O_NONBLOCK;
		else
			writeFlags |= O_NONBLOCK;

		if (fcntl([self fileDescriptorForWriting], F_SETFL,
		    writeFlags) == -1)
			@throw [OFSetOptionFailedException
			    exceptionWithObject: self
					  errNo: errno];
	} @catch (OFNotImplementedException *e) {
	}

	if (!readImplemented && !writeImplemented)
		@throw [OFNotImplementedException exceptionWithSelector: _cmd
								 object: self];

	_blocking = enable;
#else
	OF_UNRECOGNIZED_SELECTOR
#endif
}

- (int)fileDescriptorForReading
{
	OF_UNRECOGNIZED_SELECTOR
}

#define __NO_EXT_QNX

#include "config.h"

#include <errno.h>
#include <string.h>





#import "OFStreamSocket.h"

#import "OFInitializationFailedException.h"
#import "OFNotImplementedException.h"
#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"

			   bytesWritten: 0
				  errNo: of_socket_errno()];
#endif

	return (size_t)bytesWritten;
}

#ifdef OF_WINDOWS
- (void)setBlocking: (bool)enable
{



























































	u_long v = enable;

	if (ioctlsocket(_socket, FIONBIO, &v) == SOCKET_ERROR)
		@throw [OFSetOptionFailedException
		    exceptionWithObject: self
				  errNo: of_socket_errno()];

	_blocking = enable;



}
#endif

- (int)fileDescriptorForReading
{
#ifndef OF_WINDOWS
	return _socket;
#else
	if (_socket == INVALID_SOCKET)

		if ((_socket = socket(result->family,
		    result->type | SOCK_CLOEXEC,
		    result->protocol)) == INVALID_SOCKET) {
			errNo = of_socket_errno();

			continue;
		}

		_blocking = true;

#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 (connect(_socket, result->address,

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

		_blocking = true;

#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

		setsockopt(_socket, SOL_SOCKET, SO_REUSEADDR,

- (void)setKeepAliveEnabled: (bool)enabled
{
	int v = enabled;

	if (setsockopt(_socket, SOL_SOCKET, SO_KEEPALIVE,
	    (char *)&v, (socklen_t)sizeof(v)) != 0)
		@throw [OFSetOptionFailedException
		    exceptionWithObject: self
				  errNo: of_socket_errno()];
}

- (bool)isKeepAliveEnabled
{
	int v;
	socklen_t len = sizeof(v);

- (void)setTCPNoDelayEnabled: (bool)enabled
{
	int v = enabled;

	if (setsockopt(_socket, IPPROTO_TCP, TCP_NODELAY,
	    (char *)&v, (socklen_t)sizeof(v)) != 0)
		@throw [OFSetOptionFailedException
		    exceptionWithObject: self
				  errNo: of_socket_errno()];
}

- (bool)isTCPNoDelayEnabled
{
	int v;
	socklen_t len = sizeof(v);

@interface OFUDPSocket: OFObject <OFCopying, OFReadyForReadingObserving,
    OFReadyForWritingObserving>
{
	of_socket_t _socket;
#ifdef OF_WII
	uint16_t _port;
#endif
	bool _blocking;
}

/*!
 * @brief Whether the socket is in blocking mode.
 *
 * By default, a socket is in blocking mode.
 */
@property (nonatomic, getter=isBlocking) bool blocking;

/*!
 * @brief Returns a new, autoreleased OFUDPSocket.
 *
 * @return A new, autoreleased OFUDPSocket
 */
+ (instancetype)socket;

#import "OFBindFailedException.h"
#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFSetOptionFailedException.h"
#import "OFWriteFailedException.h"

#import "socket.h"
#import "socket_helpers.h"
#import "resolver.h"

#ifdef OF_HAVE_THREADS

#endif

- (instancetype)init
{
	self = [super init];

	_socket = INVALID_SOCKET;
	_blocking = true;

	return self;
}

- (void)dealloc
{
	if (_socket != INVALID_SOCKET)
		[self close];

	[super dealloc];
}

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

- (bool)isBlocking
{
	return _blocking;
}

- (void)setBlocking: (bool)enable
{
#if defined(HAVE_FCNTL)
	int flags = fcntl(_socket, F_GETFL);

	if (flags == -1)
		@throw [OFSetOptionFailedException exceptionWithObject: self
								 errNo: errno];

	if (enable)
		flags &= ~O_NONBLOCK;
	else
		flags |= O_NONBLOCK;

	if (fcntl(_socket, F_SETFL, flags) == -1)
		@throw [OFSetOptionFailedException exceptionWithObject: self
								 errNo: errno];

	_blocking = enable;
#elif defined(OF_WINDOWS)
	u_long v = enable;

	if (ioctlsocket(_socket, FIONBIO, &v) == SOCKET_ERROR)
		@throw [OFSetOptionFailedException
		    exceptionWithObject: self
				  errNo: of_socket_errno()];

	_blocking = enable;
#else
	OF_UNRECOGNIZED_SELECTOR
#endif
}

- (uint16_t)bindToHost: (OFString *)host
		  port: (uint16_t)port
{
	of_resolver_result_t **results;
#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
	union {

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

		_blocking = true;

#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)

 * file.
 */

#import "OFException.h"

OF_ASSUME_NONNULL_BEGIN



/*!
 * @class OFSetOptionFailedException \
 *	  OFSetOptionFailedException.h ObjFW/OFSetOptionFailedException.h
 *
 * @brief An exception indicating that setting an option for an object failed.
 */
@interface OFSetOptionFailedException: OFException
{
	id _object;
	int _errNo;
}

/*!
 * @brief The object for which the option could not be set.
 */
@property (readonly, nonatomic) id object;

/*!
 * @brief The errno of the error that occurred.
 */
@property (readonly, nonatomic) int errNo;

+ (instancetype)exception OF_UNAVAILABLE;

/*!
 * @brief Creates a new, autoreleased set option failed exception.
 *
 * @param object The object for which the option could not be set
 * @param errNo The errno of the error that occurred
 * @return A new, autoreleased set option failed exception
 */
+ (instancetype)exceptionWithObject: (id)object
			      errNo: (int)errNo;

- (instancetype)init OF_UNAVAILABLE;

/*!
 * @brief Initializes an already allocated set option failed exception.
 *
 * @param object The object for which the option could not be set
 * @param errNo The errno of the error that occurred
 * @return An initialized set option failed exception
 */
- (instancetype)initWithObject: (id)object
			 errNo: (int)errNo OF_DESIGNATED_INITIALIZER;
@end

OF_ASSUME_NONNULL_END

 * file.
 */

#include "config.h"

#import "OFSetOptionFailedException.h"
#import "OFString.h"


@implementation OFSetOptionFailedException
@synthesize object = _object, errNo = _errNo;

+ (instancetype)exception
{
	OF_UNRECOGNIZED_SELECTOR
}

+ (instancetype)exceptionWithObject: (id)object
			      errNo: (int)errNo
{
	return [[[self alloc] initWithObject: object
				       errNo: errNo] autorelease];
}

- (instancetype)init
{
	OF_INVALID_INIT_METHOD
}

- (instancetype)initWithObject: (id)object
			 errNo: (int)errNo
{
	self = [super init];

	_object = [object retain];
	_errNo = errNo;

	return self;
}

- (void)dealloc
{
	[_object release];

	[super dealloc];
}

- (OFString *)description
{
	return [OFString stringWithFormat:
	    @"Setting an option in an object of type %@ failed: %@",
	    [_object class], of_strerror(_errNo)];
}
@end