ObjFW  Check-in [13a8f43898]

 */

@interface OFHTTPServer () <OFTCPSocketDelegate>
@end

@interface OFHTTPServerResponse: OFHTTPResponse <OFReadyForWritingObserving>
{
	OFTCPSocket *_socket;
	OFHTTPServer *_server;
	OFHTTPRequest *_request;
	bool _chunked, _headersSent;
}

- (instancetype)initWithSocket: (OFTCPSocket *)sock
			server: (OFHTTPServer *)server
		       request: (OFHTTPRequest *)request;
@end

@interface OFHTTPServerConnection: OFObject <OFTCPSocketDelegate>
{
@public
	OFTCPSocket *_socket;
	OFHTTPServer *_server;
	OFTimer *_timer;
	enum {
		AWAITING_PROLOG,
		PARSING_HEADERS,
		SEND_RESPONSE
	} _state;
................................................................................
	OFString *_host, *_path;
	uint16_t _port;
	OFMutableDictionary *_headers;
	size_t _contentLength;
	OFStream *_requestBody;
}

- (instancetype)initWithSocket: (OFTCPSocket *)sock
			server: (OFHTTPServer *)server;
- (bool)parseProlog: (OFString *)line;
- (bool)parseHeaders: (OFString *)line;
- (bool)sendErrorAndClose: (short)statusCode;
- (void)createResponse;
@end

@interface OFHTTPServerRequestBodyStream: OFStream <OFReadyForReadingObserving>
{
	OFTCPSocket *_socket;
	bool _chunked;
	intmax_t _toRead;
	bool _atEndOfStream, _setAtEndOfStream;
}

- (instancetype)initWithSocket: (OFTCPSocket *)sock
		       chunked: (bool)chunked
		 contentLength: (uintmax_t)contentLength;
@end

#ifdef OF_HAVE_THREADS
@interface OFHTTPServerThread: OFThread
- (void)stop;
................................................................................
	}

	return [OFString stringWithUTF8StringNoCopy: cString
				       freeWhenDone: true];
}

@implementation OFHTTPServerResponse
- (instancetype)initWithSocket: (OFTCPSocket *)sock
			server: (OFHTTPServer *)server
		       request: (OFHTTPRequest *)request
{
	self = [super init];

	_statusCode = 500;
	_socket = [sock retain];
................................................................................
		return -1;

	return _socket.fileDescriptorForWriting;
}
@end

@implementation OFHTTPServerConnection
- (instancetype)initWithSocket: (OFTCPSocket *)sock
			server: (OFHTTPServer *)server
{
	self = [super init];

	@try {
		_socket = [sock retain];
		_server = [server retain];
................................................................................
			response: response];

	objc_autoreleasePoolPop(pool);
}
@end

@implementation OFHTTPServerRequestBodyStream
- (instancetype)initWithSocket: (OFTCPSocket *)sock
		       chunked: (bool)chunked
		 contentLength: (uintmax_t)contentLength
{
	self = [super init];

	@try {
		_socket = [sock retain];
................................................................................
		[thread stop];

	[_threadPool release];
	_threadPool = nil;
#endif
}

- (void)of_handleAcceptedSocket: (OFTCPSocket *)acceptedSocket
{
	OFHTTPServerConnection *connection = [[[OFHTTPServerConnection alloc]
	    initWithSocket: acceptedSocket
		    server: self] autorelease];

	acceptedSocket.delegate = connection;
	[acceptedSocket asyncReadLine];
}

-    (bool)socket: (OFTCPSocket *)sock
  didAcceptSocket: (OFTCPSocket *)acceptedSocket
	exception: (id)exception
{
	if (exception != nil) {
		if (![_delegate respondsToSelector:
		    @selector(server:didReceiveExceptionOnListeningSocket:)])
			return false;

 */

@interface OFHTTPServer () <OFTCPSocketDelegate>
@end

@interface OFHTTPServerResponse: OFHTTPResponse <OFReadyForWritingObserving>
{
	OFStreamSocket *_socket;
	OFHTTPServer *_server;
	OFHTTPRequest *_request;
	bool _chunked, _headersSent;
}

- (instancetype)initWithSocket: (OFStreamSocket *)sock
			server: (OFHTTPServer *)server
		       request: (OFHTTPRequest *)request;
@end

@interface OFHTTPServerConnection: OFObject <OFTCPSocketDelegate>
{
@public
	OFStreamSocket *_socket;
	OFHTTPServer *_server;
	OFTimer *_timer;
	enum {
		AWAITING_PROLOG,
		PARSING_HEADERS,
		SEND_RESPONSE
	} _state;
................................................................................
	OFString *_host, *_path;
	uint16_t _port;
	OFMutableDictionary *_headers;
	size_t _contentLength;
	OFStream *_requestBody;
}

- (instancetype)initWithSocket: (OFStreamSocket *)sock
			server: (OFHTTPServer *)server;
- (bool)parseProlog: (OFString *)line;
- (bool)parseHeaders: (OFString *)line;
- (bool)sendErrorAndClose: (short)statusCode;
- (void)createResponse;
@end

@interface OFHTTPServerRequestBodyStream: OFStream <OFReadyForReadingObserving>
{
	OFStreamSocket *_socket;
	bool _chunked;
	intmax_t _toRead;
	bool _atEndOfStream, _setAtEndOfStream;
}

- (instancetype)initWithSocket: (OFStreamSocket *)sock
		       chunked: (bool)chunked
		 contentLength: (uintmax_t)contentLength;
@end

#ifdef OF_HAVE_THREADS
@interface OFHTTPServerThread: OFThread
- (void)stop;
................................................................................
	}

	return [OFString stringWithUTF8StringNoCopy: cString
				       freeWhenDone: true];
}

@implementation OFHTTPServerResponse
- (instancetype)initWithSocket: (OFStreamSocket *)sock
			server: (OFHTTPServer *)server
		       request: (OFHTTPRequest *)request
{
	self = [super init];

	_statusCode = 500;
	_socket = [sock retain];
................................................................................
		return -1;

	return _socket.fileDescriptorForWriting;
}
@end

@implementation OFHTTPServerConnection
- (instancetype)initWithSocket: (OFStreamSocket *)sock
			server: (OFHTTPServer *)server
{
	self = [super init];

	@try {
		_socket = [sock retain];
		_server = [server retain];
................................................................................
			response: response];

	objc_autoreleasePoolPop(pool);
}
@end

@implementation OFHTTPServerRequestBodyStream
- (instancetype)initWithSocket: (OFStreamSocket *)sock
		       chunked: (bool)chunked
		 contentLength: (uintmax_t)contentLength
{
	self = [super init];

	@try {
		_socket = [sock retain];
................................................................................
		[thread stop];

	[_threadPool release];
	_threadPool = nil;
#endif
}

- (void)of_handleAcceptedSocket: (OFStreamSocket *)acceptedSocket
{
	OFHTTPServerConnection *connection = [[[OFHTTPServerConnection alloc]
	    initWithSocket: acceptedSocket
		    server: self] autorelease];

	acceptedSocket.delegate = connection;
	[acceptedSocket asyncReadLine];
}

-    (bool)socket: (OFStreamSocket *)sock
  didAcceptSocket: (OFStreamSocket *)acceptedSocket
	exception: (id)exception
{
	if (exception != nil) {
		if (![_delegate respondsToSelector:
		    @selector(server:didReceiveExceptionOnListeningSocket:)])
			return false;

 */

#import "OFRunLoop.h"
#import "OFStream.h"
#ifdef OF_HAVE_SOCKETS
# import "OFDatagramSocket.h"
# import "OFSequencedPacketSocket.h"
# import "OFTCPSocket.h"
#endif

OF_ASSUME_NONNULL_BEGIN

#ifdef OF_HAVE_SOCKETS
@protocol OFTCPSocketDelegate_Private <OFObject>
- (void)of_socketDidConnect: (OFTCPSocket *)socket
		  exception: (nullable id)exception;
@end
#endif

@interface OFRunLoop ()
+ (void)of_setMainRunLoop: (OFRunLoop *)runLoop;
#ifdef OF_HAVE_SOCKETS
................................................................................
# ifdef OF_HAVE_BLOCKS
			    block: (nullable
				       of_stream_async_write_string_block_t)
				       block
# endif
			 delegate: (nullable id <OFStreamDelegate>)delegate;
# if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
+ (void)of_addAsyncConnectForTCPSocket: (OFTCPSocket *)socket
				  mode: (of_run_loop_mode_t)mode
			      delegate: (id <OFTCPSocketDelegate_Private>)
					    delegate;
# endif
+ (void)of_addAsyncAcceptForSocket: (id)socket
			      mode: (of_run_loop_mode_t)mode
			     block: (nullable id)block
			  delegate: (nullable id)delegate;
+ (void)of_addAsyncReceiveForDatagramSocket: (OFDatagramSocket *)socket
    buffer: (void *)buffer

 */

#import "OFRunLoop.h"
#import "OFStream.h"
#ifdef OF_HAVE_SOCKETS
# import "OFDatagramSocket.h"
# import "OFSequencedPacketSocket.h"
# import "OFStreamSocket.h"
#endif

OF_ASSUME_NONNULL_BEGIN

#ifdef OF_HAVE_SOCKETS
@protocol OFRunLoopConnectDelegate <OFObject>
- (void)of_socketDidConnect: (id)socket
		  exception: (nullable id)exception;
@end
#endif

@interface OFRunLoop ()
+ (void)of_setMainRunLoop: (OFRunLoop *)runLoop;
#ifdef OF_HAVE_SOCKETS
................................................................................
# ifdef OF_HAVE_BLOCKS
			    block: (nullable
				       of_stream_async_write_string_block_t)
				       block
# endif
			 delegate: (nullable id <OFStreamDelegate>)delegate;
# if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
+ (void)of_addAsyncConnectForSocket: (id)socket
			       mode: (of_run_loop_mode_t)mode
			   delegate: (id <OFRunLoopConnectDelegate>)delegate;

# endif
+ (void)of_addAsyncAcceptForSocket: (id)socket
			      mode: (of_run_loop_mode_t)mode
			     block: (nullable id)block
			  delegate: (nullable id)delegate;
+ (void)of_addAsyncReceiveForDatagramSocket: (OFDatagramSocket *)socket
    buffer: (void *)buffer

#import "OFArray.h"
#import "OFData.h"
#import "OFDictionary.h"
#ifdef OF_HAVE_SOCKETS
# import "OFKernelEventObserver.h"
# import "OFDatagramSocket.h"
# import "OFSequencedPacketSocket.h"

# import "OFTCPSocket.h"
# import "OFTCPSocket+Private.h"
#endif
#import "OFThread.h"
#ifdef OF_HAVE_THREADS
# import "OFMutex.h"
# import "OFCondition.h"
#endif
#import "OFSortedList.h"
................................................................................
	} @catch (id e) {
		acceptedSocket = nil;
		exception = e;
	}

# ifdef OF_HAVE_BLOCKS
	if (_block != NULL) {
		if ([object isKindOfClass: [OFTCPSocket class]])
			return ((of_tcp_socket_async_accept_block_t)
			    _block)(object, acceptedSocket, exception);
		else if ([object isKindOfClass:
		    [OFSequencedPacketSocket class]])
			return
			    ((of_sequenced_packet_socket_async_accept_block_t)
			    _block)(object, acceptedSocket, exception);
		else
................................................................................
	queueItem->_string = [string copy];
	queueItem->_encoding = encoding;

	QUEUE_ITEM
}

# if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
+ (void)of_addAsyncConnectForTCPSocket: (OFTCPSocket *)stream
				  mode: (of_run_loop_mode_t)mode
			      delegate: (id <OFTCPSocketDelegate_Private>)
					    delegate
{
	NEW_WRITE(OFRunLoopConnectQueueItem, stream, mode)

	queueItem->_delegate = [delegate retain];

	QUEUE_ITEM
}
# endif

#import "OFArray.h"
#import "OFData.h"
#import "OFDictionary.h"
#ifdef OF_HAVE_SOCKETS
# import "OFKernelEventObserver.h"
# import "OFDatagramSocket.h"
# import "OFSequencedPacketSocket.h"
# import "OFSequencedPacketSocket+Private.h"
# import "OFStreamSocket.h"
# import "OFStreamSocket+Private.h"
#endif
#import "OFThread.h"
#ifdef OF_HAVE_THREADS
# import "OFMutex.h"
# import "OFCondition.h"
#endif
#import "OFSortedList.h"
................................................................................
	} @catch (id e) {
		acceptedSocket = nil;
		exception = e;
	}

# ifdef OF_HAVE_BLOCKS
	if (_block != NULL) {
		if ([object isKindOfClass: [OFStreamSocket class]])
			return ((of_stream_socket_async_accept_block_t)
			    _block)(object, acceptedSocket, exception);
		else if ([object isKindOfClass:
		    [OFSequencedPacketSocket class]])
			return
			    ((of_sequenced_packet_socket_async_accept_block_t)
			    _block)(object, acceptedSocket, exception);
		else
................................................................................
	queueItem->_string = [string copy];
	queueItem->_encoding = encoding;

	QUEUE_ITEM
}

# if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
+ (void)of_addAsyncConnectForSocket: (id)sock
			       mode: (of_run_loop_mode_t)mode
			   delegate: (id <OFRunLoopConnectDelegate>)delegate

{
	NEW_WRITE(OFRunLoopConnectQueueItem, sock, mode)

	queueItem->_delegate = [delegate retain];

	QUEUE_ITEM
}
# endif

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
 *               2018, 2019, 2020
 *   Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFSequencedPacketSocket.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFSequencedPacketSocket ()
#ifndef OF_WII
@property (readonly, nonatomic) int of_socketError;
#endif
@end

OF_ASSUME_NONNULL_END

#include <errno.h>

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

#import "OFSequencedPacketSocket.h"

#import "OFData.h"
#import "OFRunLoop+Private.h"
#import "OFRunLoop.h"

#import "OFAcceptFailedException.h"
#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
................................................................................
- (void)dealloc
{
	if (_socket != INVALID_SOCKET)
		[self close];

	[super dealloc];
}















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

- (bool)isBlocking
................................................................................

	if (_remoteAddress.length > (socklen_t)sizeof(_remoteAddress.sockaddr))
		@throw [OFOutOfRangeException exception];

	return &_remoteAddress;
}

- (bool)isListening
{
	return _listening;
}

- (void)cancelAsyncRequests
{
	[OFRunLoop of_cancelAsyncRequestsForObject: self
					      mode: of_run_loop_mode_default];
}

- (int)fileDescriptorForReading

#include <errno.h>

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

#import "OFSequencedPacketSocket.h"
#import "OFSequencedPacketSocket+Private.h"
#import "OFData.h"
#import "OFRunLoop+Private.h"
#import "OFRunLoop.h"

#import "OFAcceptFailedException.h"
#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
................................................................................
- (void)dealloc
{
	if (_socket != INVALID_SOCKET)
		[self close];

	[super dealloc];
}

#ifndef OF_WII
- (int)of_socketError
{
	int errNo;
	socklen_t len = sizeof(errNo);

	if (getsockopt(_socket, SOL_SOCKET, SO_ERROR, (char *)&errNo,
	    &len) != 0)
		return of_socket_errno();

	return errNo;
}
#endif

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

- (bool)isBlocking
................................................................................

	if (_remoteAddress.length > (socklen_t)sizeof(_remoteAddress.sockaddr))
		@throw [OFOutOfRangeException exception];

	return &_remoteAddress;
}






- (void)cancelAsyncRequests
{
	[OFRunLoop of_cancelAsyncRequestsForObject: self
					      mode: of_run_loop_mode_default];
}

- (int)fileDescriptorForReading

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
 *               2018, 2019, 2020
 *   Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFStreamSocket.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFStreamSocket ()
#ifndef OF_WII
@property (readonly, nonatomic) int of_socketError;
#endif
@end

OF_ASSUME_NONNULL_END

#import "OFStream.h"

#import "socket.h"

OF_ASSUME_NONNULL_BEGIN









































/*!
 * @class OFStreamSocket OFStreamSocket.h ObjFW/OFStreamSocket.h
 *
 * @brief A class which provides methods to create and use stream sockets.
 */
@interface OFStreamSocket: OFStream <OFReadyForReadingObserving,
    OFReadyForWritingObserving>
{
	of_socket_t _socket;
	bool _atEndOfStream;

	OF_RESERVE_IVARS(4)
}

/*!





















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






















































@end

OF_ASSUME_NONNULL_END

#import "OFStream.h"

#import "socket.h"

OF_ASSUME_NONNULL_BEGIN

/*! @file */

@class OFStreamSocket;

#ifdef OF_HAVE_BLOCKS
/*!
 * @brief A block which is called when the socket accepted a connection.
 *
 * @param socket The socket which accepted the connection
 * @param acceptedSocket The socket which has been accepted
 * @param exception An exception which occurred while accepting the socket or
 *		    `nil` on success
 * @return A bool whether the same block should be used for the next incoming
 *	   connection
 */
typedef bool (^of_stream_socket_async_accept_block_t)(OFStreamSocket *socket,
    OFStreamSocket *acceptedSocket, id _Nullable exception);
#endif

/*!
 * @protocol OFStreamSocketDelegate OFStreamSocket.h ObjFW/OFStreamSocket.h
 *
 * A delegate for OFStreamSocket.
 */
@protocol OFStreamSocketDelegate <OFStreamDelegate>
@optional
/*!
 * @brief A method which is called when a socket accepted a connection.
 *
 * @param socket The socket which accepted the connection
 * @param acceptedSocket The socket which has been accepted
 * @param exception An exception that occurred while accepting, or nil on
 *		    success
 * @return A bool whether to accept the next incoming connection
 */
-    (bool)socket: (OFStreamSocket *)socket
  didAcceptSocket: (OFStreamSocket *)acceptedSocket
	exception: (nullable id)exception;
@end

/*!
 * @class OFStreamSocket OFStreamSocket.h ObjFW/OFStreamSocket.h
 *
 * @brief A class which provides methods to create and use stream sockets.
 */
@interface OFStreamSocket: OFStream <OFReadyForReadingObserving,
    OFReadyForWritingObserving>
{
	of_socket_t _socket;
	bool _atEndOfStream, _listening;
	of_socket_address_t _remoteAddress;
	OF_RESERVE_IVARS(4)
}

/*!
 * @brief Whether the socket is a listening socket.
 */
@property (readonly, nonatomic, getter=isListening) bool listening;

/*!
 * @brief The remote address.
 *
 * @note This only works for accepted sockets!
 */
@property (readonly, nonatomic) const of_socket_address_t *remoteAddress;

/*!
 * @brief The delegate for asynchronous operations on the socket.
 *
 * @note The delegate is retained for as long as asynchronous operations are
 *	 still ongoing.
 */
@property OF_NULLABLE_PROPERTY (assign, nonatomic)
    id <OFStreamSocketDelegate> delegate;

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

/*!
 * @brief Listen on the socket.
 *
 * @param backlog Maximum length for the queue of pending connections.
 */
- (void)listenWithBacklog: (int)backlog;

/*!
 * @brief Listen on the socket.
 */
- (void)listen;

/*!
 * @brief Accept an incoming connection.
 *
 * @return An autoreleased OFStreamSocket for the accepted connection.
 */
- (instancetype)accept;

/*!
 * @brief Asynchronously accept an incoming connection.
 */
- (void)asyncAccept;

/*!
 * @brief Asynchronously accept an incoming connection.
 *
 * @param runLoopMode The run loop mode in which to perform the async accept
 */
- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode;

#ifdef OF_HAVE_BLOCKS
/*!
 * @brief Asynchronously accept an incoming connection.
 *
 * @param block The block to execute when a new connection has been accepted.
 *		Returns whether the next incoming connection should be accepted
 *		by the specified block as well.
 */
- (void)asyncAcceptWithBlock: (of_stream_socket_async_accept_block_t)block;

/*!
 * @brief Asynchronously accept an incoming connection.
 *
 * @param runLoopMode The run loop mode in which to perform the async accept
 * @param block The block to execute when a new connection has been accepted.
 *		Returns whether the next incoming connection should be accepted
 *		by the specified block as well.
 */
- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
			     block: (of_stream_socket_async_accept_block_t)
					block;
#endif
@end

OF_ASSUME_NONNULL_END

 * file.
 */

#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"
#import "OFSetOptionFailedException.h"
#import "OFWriteFailedException.h"

#import "socket_helpers.h"

@implementation OFStreamSocket



+ (void)initialize
{
	if (self != [OFStreamSocket class])
		return;

	if (!of_socket_init())
		@throw [OFInitializationFailedException
................................................................................
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}









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

	return _atEndOfStream;
................................................................................

	if (_socket > INT_MAX)
		@throw [OFOutOfRangeException exception];

	return (int)_socket;
#endif
}

















































































































































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




	closesocket(_socket);
	_socket = INVALID_SOCKET;

	_atEndOfStream = false;

	[super close];
}

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

	[super dealloc];
}
@end

 * file.
 */

#define __NO_EXT_QNX

#include "config.h"

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

#import "OFStreamSocket.h"
#import "OFStreamSocket+Private.h"
#import "OFRunLoop.h"
#import "OFRunLoop+Private.h"

#import "OFAcceptFailedException.h"
#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFListenFailedException.h"
#import "OFNotImplementedException.h"
#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFSetOptionFailedException.h"
#import "OFWriteFailedException.h"

#import "socket_helpers.h"

@implementation OFStreamSocket
@dynamic delegate;
@synthesize listening = _listening;

+ (void)initialize
{
	if (self != [OFStreamSocket class])
		return;

	if (!of_socket_init())
		@throw [OFInitializationFailedException
................................................................................
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

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

	[super dealloc];
}

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

	return _atEndOfStream;
................................................................................

	if (_socket > INT_MAX)
		@throw [OFOutOfRangeException exception];

	return (int)_socket;
#endif
}

#ifndef OF_WII
- (int)of_socketError
{
	int errNo;
	socklen_t len = sizeof(errNo);

	if (getsockopt(_socket, SOL_SOCKET, SO_ERROR, (char *)&errNo,
	    &len) != 0)
		return of_socket_errno();

	return errNo;
}
#endif

- (void)listen
{
	[self listenWithBacklog: SOMAXCONN];
}

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

	if (listen(_socket, backlog) == -1)
		@throw [OFListenFailedException
		    exceptionWithSocket: self
				backlog: backlog
				  errNo: of_socket_errno()];

	_listening = true;
}

- (instancetype)accept
{
	OFStreamSocket *client = [[[[self class] alloc] init] autorelease];
#if (!defined(HAVE_PACCEPT) && !defined(HAVE_ACCEPT4)) || !defined(SOCK_CLOEXEC)
# if defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
	int flags;
# endif
#endif

	client->_remoteAddress.length =
	    (socklen_t)sizeof(client->_remoteAddress.sockaddr);

#if defined(HAVE_PACCEPT) && defined(SOCK_CLOEXEC)
	if ((client->_socket = paccept(_socket,
	    &client->_remoteAddress.sockaddr.sockaddr,
	    &client->_remoteAddress.length, NULL, SOCK_CLOEXEC)) ==
	    INVALID_SOCKET)
		@throw [OFAcceptFailedException
		    exceptionWithSocket: self
				  errNo: of_socket_errno()];
#elif defined(HAVE_ACCEPT4) && defined(SOCK_CLOEXEC)
	if ((client->_socket = accept4(_socket,
	    &client->_remoteAddress.sockaddr.sockaddr,
	    &client->_remoteAddress.length, SOCK_CLOEXEC)) == INVALID_SOCKET)
		@throw [OFAcceptFailedException
		    exceptionWithSocket: self
				  errNo: of_socket_errno()];
#else
	if ((client->_socket = accept(_socket,
	    &client->_remoteAddress.sockaddr.sockaddr,
	    &client->_remoteAddress.length)) == INVALID_SOCKET)
		@throw [OFAcceptFailedException
		    exceptionWithSocket: self
				  errNo: of_socket_errno()];

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

	assert(client->_remoteAddress.length <=
	    (socklen_t)sizeof(client->_remoteAddress.sockaddr));

	switch (client->_remoteAddress.sockaddr.sockaddr.sa_family) {
	case AF_INET:
		client->_remoteAddress.family = OF_SOCKET_ADDRESS_FAMILY_IPV4;
		break;
#ifdef OF_HAVE_IPV6
	case AF_INET6:
		client->_remoteAddress.family = OF_SOCKET_ADDRESS_FAMILY_IPV6;
		break;
#endif
#ifdef OF_HAVE_IPX
	case AF_IPX:
		client->_remoteAddress.family = OF_SOCKET_ADDRESS_FAMILY_IPX;
		break;
#endif
	default:
		client->_remoteAddress.family =
		    OF_SOCKET_ADDRESS_FAMILY_UNKNOWN;
		break;
	}

	return client;
}

- (void)asyncAccept
{
	[self asyncAcceptWithRunLoopMode: of_run_loop_mode_default];
}

- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
{
	[OFRunLoop of_addAsyncAcceptForSocket: self
					 mode: runLoopMode
					block: NULL
				     delegate: _delegate];
}

#ifdef OF_HAVE_BLOCKS
- (void)asyncAcceptWithBlock: (of_stream_socket_async_accept_block_t)block
{
	[self asyncAcceptWithRunLoopMode: of_run_loop_mode_default
				   block: block];
}

- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
			     block: (of_stream_socket_async_accept_block_t)block
{
	[OFRunLoop of_addAsyncAcceptForSocket: self
					 mode: runLoopMode
					block: block
				     delegate: nil];
}
#endif

- (const of_socket_address_t *)remoteAddress
{
	if (_socket == INVALID_SOCKET)
		@throw [OFNotOpenException exceptionWithObject: self];

	if (_remoteAddress.length == 0)
		@throw [OFInvalidArgumentException exception];

	if (_remoteAddress.length > (socklen_t)sizeof(_remoteAddress.sockaddr))
		@throw [OFOutOfRangeException exception];

	return &_remoteAddress;
}

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

	_listening = false;
	memset(&_remoteAddress, 0, sizeof(_remoteAddress));

	closesocket(_socket);
	_socket = INVALID_SOCKET;

	_atEndOfStream = false;

	[super close];
}








@end

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
 *               2018, 2019, 2020
 *   Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFTCPSocket.h"

OF_ASSUME_NONNULL_BEGIN

@interface OFTCPSocket ()
#ifndef OF_WII
@property (readonly, nonatomic) int of_socketError;
#endif

- (bool)of_createSocketForAddress: (const of_socket_address_t *)address
			    errNo: (int *)errNo;
- (bool)of_connectSocketToAddress: (const of_socket_address_t *)address
			    errNo: (int *)errNo;
- (void)of_closeSocket;
@end

OF_ASSUME_NONNULL_END

 *
 * @param socket The socket which connected
 * @param exception An exception which occurred while connecting the socket or
 *		    `nil` on success
 */
typedef void (^of_tcp_socket_async_connect_block_t)(OFTCPSocket *socket,
    id _Nullable exception);

/*!
 * @brief A block which is called when the socket accepted a connection.
 *
 * @param socket The socket which accepted the connection
 * @param acceptedSocket The socket which has been accepted
 * @param exception An exception which occurred while accepting the socket or
 *		    `nil` on success
 * @return A bool whether the same block should be used for the next incoming
 *	   connection
 */
typedef bool (^of_tcp_socket_async_accept_block_t)(OFTCPSocket *socket,
    OFTCPSocket *acceptedSocket, id _Nullable exception);
#endif

/*!
 * @protocol OFTCPSocketDelegate OFTCPSocket.h ObjFW/OFTCPSocket.h
 *
 * A delegate for OFTCPSocket.
 */
@protocol OFTCPSocketDelegate <OFStreamDelegate>
@optional
/*!
 * @brief A method which is called when a socket connected.
 *
 * @param socket The socket which connected
 * @param host The host connected to
 * @param port The port on the host connected to
................................................................................
 * @param exception An exception that occurred while connecting, or nil on
 *		    success
 */
-     (void)socket: (OFTCPSocket *)socket
  didConnectToHost: (OFString *)host
	      port: (uint16_t)port
	 exception: (nullable id)exception;

/*!
 * @brief A method which is called when a socket accepted a connection.
 *
 * @param socket The socket which accepted the connection
 * @param acceptedSocket The socket which has been accepted
 * @param exception An exception that occurred while accepting, or nil on
 *		    success
 * @return A bool whether to accept the next incoming connection
 */
-    (bool)socket: (OFTCPSocket *)socket
  didAcceptSocket: (OFTCPSocket *)acceptedSocket
	exception: (nullable id)exception;
@end

/*!
 * @class OFTCPSocket OFTCPSocket.h ObjFW/OFTCPSocket.h
 *
 * @brief A class which provides methods to create and use TCP sockets.
 *
 * To connect to a server, create a socket and connect it.
 * To create a server, create a socket, bind it and listen on it.
 */
@interface OFTCPSocket: OFStreamSocket
{
	bool _listening;
	of_socket_address_t _remoteAddress;
	OFString *_Nullable _SOCKS5Host;
	uint16_t _SOCKS5Port;
#ifdef OF_WII
	uint16_t _port;
#endif
	OF_RESERVE_IVARS(4)
}

#ifdef OF_HAVE_CLASS_PROPERTIES
@property (class, nullable, copy, nonatomic) OFString *SOCKS5Host;
@property (class, nonatomic) uint16_t SOCKS5Port;
#endif

/*!
 * @brief Whether the socket is a listening socket.
 */
@property (readonly, nonatomic, getter=isListening) bool listening;

/*!
 * @brief The remote address.
 *
 * @note This only works for accepted sockets!
 */
@property (readonly, nonatomic) const of_socket_address_t *remoteAddress;

#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
/*!
 * @brief Whether keep alives are enabled for the connection.
 *
 * @warning This is not available on the Wii or Nintendo 3DS!
 */
@property (nonatomic, getter=isKeepAliveEnabled) bool keepAliveEnabled;
................................................................................

#ifndef OF_WII
/*!
 * @brief Whether TCP_NODELAY is enabled for the connection
 *
 * @warning This is not available on the Wii!
 */
@property (nonatomic, getter=isTCPNoDelayEnabled) bool TCPNoDelayEnabled;
#endif

/*!
 * @brief The host to use as a SOCKS5 proxy.
 */
@property OF_NULLABLE_PROPERTY (copy, nonatomic) OFString *SOCKS5Host;

................................................................................
 *	       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
 */
- (uint16_t)bindToHost: (OFString *)host
		  port: (uint16_t)port;

/*!
 * @brief Listen on the socket.
 *
 * @param backlog Maximum length for the queue of pending connections.
 */
- (void)listenWithBacklog: (int)backlog;

/*!
 * @brief Listen on the socket.
 */
- (void)listen;

/*!
 * @brief Accept an incoming connection.
 *
 * @return An autoreleased OFTCPSocket for the accepted connection.
 */
- (instancetype)accept;

/*!
 * @brief Asynchronously accept an incoming connection.
 */
- (void)asyncAccept;

/*!
 * @brief Asynchronously accept an incoming connection.
 *
 * @param runLoopMode The run loop mode in which to perform the async accept
 */
- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode;

#ifdef OF_HAVE_BLOCKS
/*!
 * @brief Asynchronously accept an incoming connection.
 *
 * @param block The block to execute when a new connection has been accepted.
 *		Returns whether the next incoming connection should be accepted
 *		by the specified block as well.
 */
- (void)asyncAcceptWithBlock: (of_tcp_socket_async_accept_block_t)block;

/*!
 * @brief Asynchronously accept an incoming connection.
 *
 * @param runLoopMode The run loop mode in which to perform the async accept
 * @param block The block to execute when a new connection has been accepted.
 *		Returns whether the next incoming connection should be accepted
 *		by the specified block as well.
 */
- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
			     block: (of_tcp_socket_async_accept_block_t)block;
#endif
@end

#ifdef __cplusplus
extern "C" {
#endif
extern Class _Nullable of_tls_socket_class;
#ifdef __cplusplus
}
#endif

OF_ASSUME_NONNULL_END

 *
 * @param socket The socket which connected
 * @param exception An exception which occurred while connecting the socket or
 *		    `nil` on success
 */
typedef void (^of_tcp_socket_async_connect_block_t)(OFTCPSocket *socket,
    id _Nullable exception);













#endif

/*!
 * @protocol OFTCPSocketDelegate OFTCPSocket.h ObjFW/OFTCPSocket.h
 *
 * A delegate for OFTCPSocket.
 */
@protocol OFTCPSocketDelegate <OFStreamSocketDelegate>
@optional
/*!
 * @brief A method which is called when a socket connected.
 *
 * @param socket The socket which connected
 * @param host The host connected to
 * @param port The port on the host connected to
................................................................................
 * @param exception An exception that occurred while connecting, or nil on
 *		    success
 */
-     (void)socket: (OFTCPSocket *)socket
  didConnectToHost: (OFString *)host
	      port: (uint16_t)port
	 exception: (nullable id)exception;













@end

/*!
 * @class OFTCPSocket OFTCPSocket.h ObjFW/OFTCPSocket.h
 *
 * @brief A class which provides methods to create and use TCP sockets.
 *
 * To connect to a server, create a socket and connect it.
 * To create a server, create a socket, bind it and listen on it.
 */
@interface OFTCPSocket: OFStreamSocket
{


	OFString *_Nullable _SOCKS5Host;
	uint16_t _SOCKS5Port;
#ifdef OF_WII
	uint16_t _port;
#endif
	OF_RESERVE_IVARS(4)
}

#ifdef OF_HAVE_CLASS_PROPERTIES
@property (class, nullable, copy, nonatomic) OFString *SOCKS5Host;
@property (class, nonatomic) uint16_t SOCKS5Port;
#endif













#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
/*!
 * @brief Whether keep alives are enabled for the connection.
 *
 * @warning This is not available on the Wii or Nintendo 3DS!
 */
@property (nonatomic, getter=isKeepAliveEnabled) bool keepAliveEnabled;
................................................................................

#ifndef OF_WII
/*!
 * @brief Whether TCP_NODELAY is enabled for the connection
 *
 * @warning This is not available on the Wii!
 */
@property (nonatomic, getter=isNoDelayEnabled) bool noDelayEnabled;
#endif

/*!
 * @brief The host to use as a SOCKS5 proxy.
 */
@property OF_NULLABLE_PROPERTY (copy, nonatomic) OFString *SOCKS5Host;

................................................................................
 *	       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
 */
- (uint16_t)bindToHost: (OFString *)host
		  port: (uint16_t)port;





















































@end

#ifdef __cplusplus
extern "C" {
#endif
extern Class _Nullable of_tls_socket_class;
#ifdef __cplusplus
}
#endif

OF_ASSUME_NONNULL_END

#include <string.h>

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

#import "OFTCPSocket.h"
#import "OFTCPSocket+Private.h"
#import "OFDate.h"
#import "OFDNSResolver.h"
#import "OFData.h"
#import "OFRunLoop.h"
#import "OFRunLoop+Private.h"
#import "OFString.h"
#import "OFThread.h"
#import "OFTimer.h"

#import "OFAcceptFailedException.h"
#import "OFAlreadyConnectedException.h"
#import "OFBindFailedException.h"
#import "OFConnectionFailedException.h"
#import "OFGetOptionFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"
#import "OFListenFailedException.h"
#import "OFNotImplementedException.h"
#import "OFNotOpenException.h"
#import "OFOutOfMemoryException.h"
#import "OFOutOfRangeException.h"
#import "OFSetOptionFailedException.h"

#import "socket.h"
................................................................................
static const of_run_loop_mode_t connectRunLoopMode =
    @"of_tcp_socket_connect_mode";

Class of_tls_socket_class = Nil;

static OFString *defaultSOCKS5Host = nil;
static uint16_t defaultSOCKS5Port = 1080;









@interface OFTCPSocketAsyncConnectDelegate: OFObject <OFTCPSocketDelegate,
    OFTCPSocketDelegate_Private, OFDNSResolverHostDelegate>
{
	OFTCPSocket *_socket;
	OFString *_host;
	uint16_t _port;
	OFString *_SOCKS5Host;
	uint16_t _SOCKS5Port;
	id <OFTCPSocketDelegate> _delegate;
................................................................................
					port: _port
				   exception: _exception];
#ifdef OF_HAVE_BLOCKS
	}
#endif
}

- (void)of_socketDidConnect: (OFTCPSocket *)sock
		  exception: (id)exception
{
	if (exception != nil) {
		/*
		 * self might be retained only by the pending async requests,
		 * which we're about to cancel.
		 */
................................................................................
	_socket.blocking = false;
#endif

	if (![_socket of_connectSocketToAddress: &address
					  errNo: &errNo]) {
#if !defined(OF_NINTENDO_3DS) && !defined(OF_WII)
		if (errNo == EINPROGRESS) {
			[OFRunLoop of_addAsyncConnectForTCPSocket: _socket
							     mode: runLoopMode
							 delegate: self];
			return;
		} else {
#endif
			[_socket of_closeSocket];

			if (_socketAddressesIndex >= _socketAddresses.count) {
				_exception = [[OFConnectionFailedException
................................................................................

- (void)of_closeSocket
{
	closesocket(_socket);
	_socket = INVALID_SOCKET;
}

#ifndef OF_WII
- (int)of_socketError
{
	int errNo;
	socklen_t len = sizeof(errNo);

	if (getsockopt(_socket, SOL_SOCKET, SO_ERROR, (char *)&errNo,
	    &len) != 0)
		return of_socket_errno();

	return errNo;
}
#endif

- (void)connectToHost: (OFString *)host
		 port: (uint16_t)port
{
	void *pool = objc_autoreleasePoolPush();
	id <OFTCPSocketDelegate> delegate = [_delegate retain];
	OFTCPSocketConnectDelegate *connectDelegate =
	    [[[OFTCPSocketConnectDelegate alloc] init] autorelease];
................................................................................
	@throw [OFBindFailedException exceptionWithHost: host
						   port: port
						 socket: self
						  errNo: EADDRNOTAVAIL];
#endif
}

- (void)listen
{
	[self listenWithBacklog: SOMAXCONN];
}

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

	if (listen(_socket, backlog) == -1)
		@throw [OFListenFailedException
		    exceptionWithSocket: self
				backlog: backlog
				  errNo: of_socket_errno()];

	_listening = true;
}

- (instancetype)accept
{
	OFTCPSocket *client = [[[[self class] alloc] init] autorelease];
#if (!defined(HAVE_PACCEPT) && !defined(HAVE_ACCEPT4)) || !defined(SOCK_CLOEXEC)
# if defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
	int flags;
# endif
#endif

	client->_remoteAddress.length =
	    (socklen_t)sizeof(client->_remoteAddress.sockaddr);

#if defined(HAVE_PACCEPT) && defined(SOCK_CLOEXEC)
	if ((client->_socket = paccept(_socket,
	    &client->_remoteAddress.sockaddr.sockaddr,
	    &client->_remoteAddress.length, NULL, SOCK_CLOEXEC)) ==
	    INVALID_SOCKET)
		@throw [OFAcceptFailedException
		    exceptionWithSocket: self
				  errNo: of_socket_errno()];
#elif defined(HAVE_ACCEPT4) && defined(SOCK_CLOEXEC)
	if ((client->_socket = accept4(_socket,
	    &client->_remoteAddress.sockaddr.sockaddr,
	    &client->_remoteAddress.length, SOCK_CLOEXEC)) == INVALID_SOCKET)
		@throw [OFAcceptFailedException
		    exceptionWithSocket: self
				  errNo: of_socket_errno()];
#else
	if ((client->_socket = accept(_socket,
	    &client->_remoteAddress.sockaddr.sockaddr,
	    &client->_remoteAddress.length)) == INVALID_SOCKET)
		@throw [OFAcceptFailedException
		    exceptionWithSocket: self
				  errNo: of_socket_errno()];

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

	assert(client->_remoteAddress.length <=
	    (socklen_t)sizeof(client->_remoteAddress.sockaddr));

	switch (client->_remoteAddress.sockaddr.sockaddr.sa_family) {
	case AF_INET:
		client->_remoteAddress.family = OF_SOCKET_ADDRESS_FAMILY_IPV4;
		break;
#ifdef OF_HAVE_IPV6
	case AF_INET6:
		client->_remoteAddress.family = OF_SOCKET_ADDRESS_FAMILY_IPV6;
		break;
#endif
	default:
		client->_remoteAddress.family =
		    OF_SOCKET_ADDRESS_FAMILY_UNKNOWN;
		break;
	}

	return client;
}

- (void)asyncAccept
{
	[self asyncAcceptWithRunLoopMode: of_run_loop_mode_default];
}

- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
{
	[OFRunLoop of_addAsyncAcceptForSocket: self
					 mode: runLoopMode
					block: NULL
				     delegate: _delegate];
}

#ifdef OF_HAVE_BLOCKS
- (void)asyncAcceptWithBlock: (of_tcp_socket_async_accept_block_t)block
{
	[self asyncAcceptWithRunLoopMode: of_run_loop_mode_default
				   block: block];
}

- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
			     block: (of_tcp_socket_async_accept_block_t)block
{
	[OFRunLoop of_addAsyncAcceptForSocket: self
					 mode: runLoopMode
					block: block
				     delegate: nil];
}
#endif

- (const of_socket_address_t *)remoteAddress
{
	if (_socket == INVALID_SOCKET)
		@throw [OFNotOpenException exceptionWithObject: self];

	if (_remoteAddress.length == 0)
		@throw [OFInvalidArgumentException exception];

	if (_remoteAddress.length > (socklen_t)sizeof(_remoteAddress.sockaddr))
		@throw [OFOutOfRangeException exception];

	return &_remoteAddress;
}

- (bool)isListening
{
	return _listening;
}

#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
- (void)setKeepAliveEnabled: (bool)enabled
{
	int v = enabled;

	if (setsockopt(_socket, SOL_SOCKET, SO_KEEPALIVE,
	    (char *)&v, (socklen_t)sizeof(v)) != 0)
................................................................................
				  errNo: of_socket_errno()];

	return v;
}
#endif

#ifndef OF_WII
- (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);

	if (getsockopt(_socket, IPPROTO_TCP, TCP_NODELAY,
	    (char *)&v, &len) != 0 || len != sizeof(v))
		@throw [OFGetOptionFailedException
................................................................................

	return v;
}
#endif

- (void)close
{
	_listening = false;

	memset(&_remoteAddress, 0, sizeof(_remoteAddress));

#ifdef OF_WII
	_port = 0;
#endif

	[super close];
}
@end

#include <string.h>

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

#import "OFTCPSocket.h"

#import "OFDate.h"
#import "OFDNSResolver.h"
#import "OFData.h"
#import "OFRunLoop.h"
#import "OFRunLoop+Private.h"
#import "OFString.h"
#import "OFThread.h"
#import "OFTimer.h"


#import "OFAlreadyConnectedException.h"
#import "OFBindFailedException.h"
#import "OFConnectionFailedException.h"
#import "OFGetOptionFailedException.h"

#import "OFInvalidFormatException.h"

#import "OFNotImplementedException.h"
#import "OFNotOpenException.h"
#import "OFOutOfMemoryException.h"
#import "OFOutOfRangeException.h"
#import "OFSetOptionFailedException.h"

#import "socket.h"
................................................................................
static const of_run_loop_mode_t connectRunLoopMode =
    @"of_tcp_socket_connect_mode";

Class of_tls_socket_class = Nil;

static OFString *defaultSOCKS5Host = nil;
static uint16_t defaultSOCKS5Port = 1080;

@interface OFTCPSocket ()
- (bool)of_createSocketForAddress: (const of_socket_address_t *)address
			    errNo: (int *)errNo;
- (bool)of_connectSocketToAddress: (const of_socket_address_t *)address
			    errNo: (int *)errNo;
- (void)of_closeSocket;
@end

@interface OFTCPSocketAsyncConnectDelegate: OFObject <OFTCPSocketDelegate,
    OFRunLoopConnectDelegate, OFDNSResolverHostDelegate>
{
	OFTCPSocket *_socket;
	OFString *_host;
	uint16_t _port;
	OFString *_SOCKS5Host;
	uint16_t _SOCKS5Port;
	id <OFTCPSocketDelegate> _delegate;
................................................................................
					port: _port
				   exception: _exception];
#ifdef OF_HAVE_BLOCKS
	}
#endif
}

- (void)of_socketDidConnect: (id)sock
		  exception: (id)exception
{
	if (exception != nil) {
		/*
		 * self might be retained only by the pending async requests,
		 * which we're about to cancel.
		 */
................................................................................
	_socket.blocking = false;
#endif

	if (![_socket of_connectSocketToAddress: &address
					  errNo: &errNo]) {
#if !defined(OF_NINTENDO_3DS) && !defined(OF_WII)
		if (errNo == EINPROGRESS) {
			[OFRunLoop of_addAsyncConnectForSocket: _socket
							  mode: runLoopMode
						      delegate: self];
			return;
		} else {
#endif
			[_socket of_closeSocket];

			if (_socketAddressesIndex >= _socketAddresses.count) {
				_exception = [[OFConnectionFailedException
................................................................................

- (void)of_closeSocket
{
	closesocket(_socket);
	_socket = INVALID_SOCKET;
}















- (void)connectToHost: (OFString *)host
		 port: (uint16_t)port
{
	void *pool = objc_autoreleasePoolPush();
	id <OFTCPSocketDelegate> delegate = [_delegate retain];
	OFTCPSocketConnectDelegate *connectDelegate =
	    [[[OFTCPSocketConnectDelegate alloc] init] autorelease];
................................................................................
	@throw [OFBindFailedException exceptionWithHost: host
						   port: port
						 socket: self
						  errNo: EADDRNOTAVAIL];
#endif
}



































































































































#if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
- (void)setKeepAliveEnabled: (bool)enabled
{
	int v = enabled;

	if (setsockopt(_socket, SOL_SOCKET, SO_KEEPALIVE,
	    (char *)&v, (socklen_t)sizeof(v)) != 0)
................................................................................
				  errNo: of_socket_errno()];

	return v;
}
#endif

#ifndef OF_WII
- (void)setNoDelayEnabled: (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)isNoDelayEnabled
{
	int v;
	socklen_t len = sizeof(v);

	if (getsockopt(_socket, IPPROTO_TCP, TCP_NODELAY,
	    (char *)&v, &len) != 0 || len != sizeof(v))
		@throw [OFGetOptionFailedException
................................................................................

	return v;
}
#endif

- (void)close
{




#ifdef OF_WII
	_port = 0;
#endif

	[super close];
}
@end