ObjFW  Check-in [48708f2435]

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				4B39844013D3A24600E6F825 /* OFSet.h */,
				4B39844113D3A24600E6F825 /* OFSet.m */,
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				4BA85BC9140ECCE800E91D51 /* OFSet_hashtable.m */,
				4BF1BCC411C9663F0025511F /* OFSHA1Hash.h */,
				4BF1BCC511C9663F0025511F /* OFSHA1Hash.m */,


				4B67997D1099E7C50041064A /* OFStream.h */,
				4B67997E1099E7C50041064A /* OFStream.m */,
				4BAF5F47123460C900F4E111 /* OFStreamObserver.h */,
				4BAF5F48123460C900F4E111 /* OFStreamObserver.m */,
				4B83F0F2142FDEFD00E4A821 /* OFStreamObserver_kqueue.h */,
				4B83F0F3142FDEFD00E4A821 /* OFStreamObserver_kqueue.m */,
				4B64D6EB1425381E007BDFB1 /* OFStreamObserver_poll.h */,

				4BF1BCC911C9663F0025511F /* OFString+URLEncoding.m */,
				4BF1BCCA11C9663F0025511F /* OFString+XMLEscaping.h */,
				4BF1BCCB11C9663F0025511F /* OFString+XMLEscaping.m */,
				4BF1BCCC11C9663F0025511F /* OFString+XMLUnescaping.h */,
				4BF1BCCD11C9663F0025511F /* OFString+XMLUnescaping.m */,
				4B6799811099E7C50041064A /* OFTCPSocket.h */,
				4B6799821099E7C50041064A /* OFTCPSocket.m */,
				4BD653C3143B8489006182F0 /* OFTCPSocket+SOCKS5.h */,
				4BD653C4143B8489006182F0 /* OFTCPSocket+SOCKS5.m */,
				4B6799831099E7C50041064A /* OFThread.h */,
				4B6799841099E7C50041064A /* OFThread.m */,
				4B4A61F212DF5EA20048F3F2 /* OFURL.h */,
				4B4A61F312DF5EA20048F3F2 /* OFURL.m */,
				4BF1BCCE11C9663F0025511F /* OFXMLAttribute.h */,
				4BF1BCCF11C9663F0025511F /* OFXMLAttribute.m */,
				4B49EA67143B3A090005BBC6 /* OFXMLCDATA.h */,

				4B3D23D11337FCB000DD29B8 /* OFObject.h in Headers */,
				4BB25E88139C388A00F574EA /* OFObject+Serialization.h in Headers */,
				4B3D23D21337FCB000DD29B8 /* OFPlugin.h in Headers */,
				4B3D23D31337FCB000DD29B8 /* OFSeekableStream.h in Headers */,
				4B989C2F13771A3700109A30 /* OFSerialization.h in Headers */,
				4B39844213D3A24600E6F825 /* OFSet.h in Headers */,
				4B3D23D41337FCB000DD29B8 /* OFSHA1Hash.h in Headers */,

				4B3D23D51337FCB000DD29B8 /* OFStream.h in Headers */,
				4B3D23D61337FCB000DD29B8 /* OFStreamObserver.h in Headers */,
				4B3D23D71337FCB000DD29B8 /* OFStreamSocket.h in Headers */,
				4B3D23D81337FCB000DD29B8 /* OFString.h in Headers */,
				4B3D23D91337FCB000DD29B8 /* OFString+Hashing.h in Headers */,
				4BB25E8A139C388A00F574EA /* OFString+Serialization.h in Headers */,
				4B3D23DA1337FCB000DD29B8 /* OFString+URLEncoding.h in Headers */,

				4B2B3E81140D430500EC2F7C /* OFMutableArray_adjacent.h in Headers */,
				4B2B3E83140D430500EC2F7C /* OFMutableDictionary_hashtable.h in Headers */,
				4BA85BCC140ECCE800E91D51 /* OFMutableSet_hashtable.h in Headers */,
				4BA85BCE140ECCE800E91D51 /* OFSet_hashtable.h in Headers */,
				4B83F0F4142FDEFD00E4A821 /* OFStreamObserver_kqueue.h in Headers */,
				4B64D6EF1425381E007BDFB1 /* OFStreamObserver_poll.h in Headers */,
				4B64D6F11425381E007BDFB1 /* OFStreamObserver_select.h in Headers */,
				4BD653C5143B8489006182F0 /* OFTCPSocket+SOCKS5.h in Headers */,
			);
			runOnlyForDeploymentPostprocessing = 0;
		};
/* End PBXHeadersBuildPhase section */

/* Begin PBXNativeTarget section */
		4B23CA89133811610047A1D9 /* TestPlugin */ = {

				4B3D239F1337FC0D00DD29B8 /* OFObject.m in Sources */,
				4BB25E89139C388A00F574EA /* OFObject+Serialization.m in Sources */,
				4B3D23A01337FC0D00DD29B8 /* OFPlugin.m in Sources */,
				4B3D23A11337FC0D00DD29B8 /* OFSeekableStream.m in Sources */,
				4B39844313D3A24600E6F825 /* OFSet.m in Sources */,
				4BA85BCF140ECCE800E91D51 /* OFSet_hashtable.m in Sources */,
				4B3D23A21337FC0D00DD29B8 /* OFSHA1Hash.m in Sources */,

				4B3D23A31337FC0D00DD29B8 /* OFStream.m in Sources */,
				4B3D23A41337FC0D00DD29B8 /* OFStreamObserver.m in Sources */,
				4B83F0F5142FDEFD00E4A821 /* OFStreamObserver_kqueue.m in Sources */,
				4B64D6F01425381E007BDFB1 /* OFStreamObserver_poll.m in Sources */,
				4B64D6F21425381E007BDFB1 /* OFStreamObserver_select.m in Sources */,
				4B3D23A51337FC0D00DD29B8 /* OFStreamSocket.m in Sources */,
				4B3D23A61337FC0D00DD29B8 /* OFString.m in Sources */,
				4B3D23A71337FC0D00DD29B8 /* OFString+Hashing.m in Sources */,
				4BB25E8B139C388A00F574EA /* OFString+Serialization.m in Sources */,
				4B3D23A81337FC0D00DD29B8 /* OFString+URLEncoding.m in Sources */,
				4B3D23A91337FC0D00DD29B8 /* OFString+XMLEscaping.m in Sources */,
				4B3D23AA1337FC0D00DD29B8 /* OFString+XMLUnescaping.m in Sources */,
				4B3D23AB1337FC0D00DD29B8 /* OFTCPSocket.m in Sources */,
				4BD653C6143B8489006182F0 /* OFTCPSocket+SOCKS5.m in Sources */,
				4B3D23AC1337FC0D00DD29B8 /* OFThread.m in Sources */,
				4B3D23AD1337FC0D00DD29B8 /* OFURL.m in Sources */,
				4B3D23AE1337FC0D00DD29B8 /* OFXMLAttribute.m in Sources */,
				4B49EA6E143B3A090005BBC6 /* OFXMLCDATA.m in Sources */,
				4B49EA70143B3A090005BBC6 /* OFXMLCharacters.m in Sources */,
				4B49EA72143B3A090005BBC6 /* OFXMLComment.m in Sources */,
				4B3D23AF1337FC0D00DD29B8 /* OFXMLElement.m in Sources */,

       OFNumber.m			\
       OFObject.m			\
       OFObject+Serialization.m		\
       ${OFPLUGIN_M}			\
       OFSeekableStream.m		\
       OFSet.m				\
       OFSHA1Hash.m			\

       OFStream.m			\
       OFStreamObserver.m		\
       OFStreamSocket.m			\
       OFString.m			\
       OFString+Hashing.m		\
       OFString+Serialization.m		\
       OFString+URLEncoding.m		\

	OFMutableArray_adjacent.m	\
	OFMutableDictionary_hashtable.m	\
	OFMutableSet_hashtable.m	\
	OFSet_hashtable.m		\
	${OFSTREAMOBSERVER_KQUEUE_M}	\
	${OFSTREAMOBSERVER_POLL_M}	\
	${OFSTREAMOBSERVER_SELECT_M}	\
	OFTCPSocket+SOCKS5.m		\
	${ASPRINTF_M}			\
	${FOUNDATION_COMPAT_M}		\
	iso_8859_15.m			\
	windows_1252.m			\
	${OBJC_PROPERTIES_M}		\
	${OBJC_SYNC_M}

/*
 * Copyright (c) 2008, 2009, 2010, 2011
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * 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"

#ifdef __cplusplus
extern "C" {
#endif
extern int _OFTCPSocket_SOCKS5_reference;
#ifdef __cplusplus
}
#endif

@interface OFTCPSocket (SOCKS5)
/// \cond internal
- (void)_SOCKS5ConnectToHost: (OFString*)host
			port: (uint16_t)port;
/// \endcond
@end

/*
 * Copyright (c) 2008, 2009, 2010, 2011
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * 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.
 */

#include "config.h"

#import "OFTCPSocket+SOCKS5.h"

#import "OFConnectionFailedException.h"

/* Reference for static linking */
int _OFTCPSocket_SOCKS5_reference;

@implementation OFTCPSocket (SOCKS5)
- (void)_SOCKS5ConnectToHost: (OFString*)host
			port: (uint16_t)port
{
	const char request[] = { 5, 1, 0, 3 };
	char reply[256];
	BOOL oldBuffersWrites;

	/* 5 1 0 -> no authentication */
	[self writeNBytes: 3
	       fromBuffer: request];

	[self readExactlyNBytes: 2
		     intoBuffer: reply];

	if (reply[0] != 5 || reply[1] != 0) {
		[self close];
		@throw [OFConnectionFailedException
		    exceptionWithClass: isa
				socket: self
				  host: host
				  port: port];
	}

	oldBuffersWrites = [self buffersWrites];
	[self setBuffersWrites: YES];

	/* CONNECT request */
	[self writeNBytes: 4
	       fromBuffer: request];
	[self writeInt8:
	    [host cStringLengthWithEncoding: OF_STRING_ENCODING_NATIVE]];
	[self writeNBytes: [host cStringLengthWithEncoding:
			       OF_STRING_ENCODING_NATIVE]
	       fromBuffer: [host cStringWithEncoding:
			       OF_STRING_ENCODING_NATIVE]];
	[self writeBigEndianInt16: port];

	[self flushWriteBuffer];
	[self setBuffersWrites: oldBuffersWrites];

	[self readExactlyNBytes: 4
		     intoBuffer: reply];

	if (reply[0] != 5 || reply[1] != 0 || reply[2] != 0) {
		[self close];
		@throw [OFConnectionFailedException exceptionWithClass: isa
								socket: self
								  host: host
								  port: port];
	}

	/* Skip the rest of the reply */
	switch (reply[3]) {
	case 1: /* IPv4 */
		[self readExactlyNBytes: 4
			     intoBuffer: reply];
		break;
	case 3: /* Domainname */
		[self readExactlyNBytes: [self readInt8]
			     intoBuffer: reply];
		break;
	case 4: /* IPv6 */
		[self readExactlyNBytes: 16
			     intoBuffer: reply];
		break;
	default:
		[self close];
		@throw [OFConnectionFailedException exceptionWithClass: isa
								socket: self
								  host: host
								  port: port];
	}

	[self readBigEndianInt16];
}
@end

 * To create a server, create a socket, bind it and listen on it.
 */
@interface OFTCPSocket: OFStreamSocket
{
	BOOL			listening;
	struct sockaddr_storage	*sockAddr;
	socklen_t		sockAddrLen;
	OFString		*SOCKS5Host;
	uint16_t		SOCKS5Port;
}

#ifdef OF_HAVE_PROPERTIES
@property (assign, readonly, getter=isListening) BOOL listening;
@property (copy) OFString *SOCKS5Host;
@property (assign) uint16_t SOCKS5Port;
#endif

/**
 * \brief Sets the host to use as a SOCKS5 proxy.
 *
 * \param host The host to use as a SOCKS5 proxy
 */
- (void)setSOCKS5Host: (OFString*)host;

/**
 * \brief Returns the host to use as a SOCKS5 proxy.
 *
 * \return The host to use as a SOCKS5 proxy
 */
- (OFString*)SOCKS5Host;

/**
 * \brief Sets the port to use on the SOCKS5 proxy.
 *
 * The default port is 1080.
 *
 * \param port The port to use on the SOCKS5 proxy
 */
- (void)setSOCKS5Port: (uint16_t)port;

/**
 * \brief Returns the port to use on the SOCKS5 proxy.
 *
 * \return The port to use on the SOCKS5 proxy
 */
- (uint16_t)SOCKS5Port;

/**
 * \brief Connect the OFTCPSocket to the specified destination.
 *
 * \param host The host to connect to
 * \param port The port on the host to connect to
 */
- (void)connectToHost: (OFString*)host

#ifndef _WIN32
# include <netinet/in.h>
# include <arpa/inet.h>
# include <netdb.h>
#endif

#import "OFTCPSocket.h"
#import "OFTCPSocket+SOCKS5.h"
#import "OFString.h"

#import "OFAcceptFailedException.h"
#import "OFAlreadyConnectedException.h"
#import "OFAddressTranslationFailedException.h"
#import "OFBindFailedException.h"
#import "OFConnectionFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFListenFailedException.h"
#import "OFNotConnectedException.h"
#import "OFNotImplementedException.h"
#import "OFSetOptionFailedException.h"

#import "macros.h"

#ifndef INVALID_SOCKET
# define INVALID_SOCKET -1
#endif

#if defined(OF_THREADS) && !defined(HAVE_THREADSAFE_GETADDRINFO)
# import "OFThread.h"
# import "OFDataArray.h"

static OFMutex *mutex = nil;
#endif

#ifdef _WIN32
# define close(sock) closesocket(sock)
#endif

/* References for static linking */
void _references_to_categories_of_OFTCPSocket(void)
{
	_OFTCPSocket_SOCKS5_reference = 1;
}

@implementation OFTCPSocket
#if defined(OF_THREADS) && !defined(HAVE_THREADSAFE_GETADDRINFO)
+ (void)initialize
{
	if (self == [OFTCPSocket class])
		mutex = [[OFMutex alloc] init];
}
#endif

- init
{
	self = [super init];

	sock = INVALID_SOCKET;
	sockAddr = NULL;
	SOCKS5Port = 1080;

	return self;
}

- (void)setSOCKS5Host: (OFString*)host
{
	OF_SETTER(SOCKS5Host, host, YES, YES)
}

- (OFString*)SOCKS5Host
{
	OF_GETTER(SOCKS5Host, YES)
}

- (void)setSOCKS5Port: (uint16_t)port
{
	SOCKS5Port = port;
}

- (uint16_t)SOCKS5Port
{
	return SOCKS5Port;
}

- (void)connectToHost: (OFString*)host
		 port: (uint16_t)port
{
	OFString *destinationHost = host;
	uint16_t destinationPort = port;

	if (sock != INVALID_SOCKET)
		@throw [OFAlreadyConnectedException exceptionWithClass: isa
								socket: self];

	if (SOCKS5Host != nil) {
		/* Connect to the SOCKS5 proxy instead */
		host = SOCKS5Host;
		port = SOCKS5Port;
	}

#ifdef HAVE_THREADSAFE_GETADDRINFO
	struct addrinfo hints, *res, *res0;
	char portCString[7];

	memset(&hints, 0, sizeof(struct addrinfo));
	hints.ai_family = AF_UNSPEC;

#endif

	if (sock == INVALID_SOCKET)
		@throw [OFConnectionFailedException exceptionWithClass: isa
								socket: self
								  host: host
								  port: port];

	if (SOCKS5Host != nil)
		[self _SOCKS5ConnectToHost: destinationHost
				      port: destinationPort];
}

- (uint16_t)bindToHost: (OFString*)host
		  port: (uint16_t)port
{
	union {
		struct sockaddr_storage storage;
		struct sockaddr_in in;
		struct sockaddr_in6 in6;
	} addr;
	socklen_t addrLen;

	if (sock != INVALID_SOCKET)
		@throw [OFAlreadyConnectedException exceptionWithClass: isa
								socket: self];

	if (SOCKS5Host != nil)
		@throw [OFNotImplementedException exceptionWithClass: isa
							    selector: _cmd];

#ifdef HAVE_THREADSAFE_GETADDRINFO
	struct addrinfo hints, *res;
	char portCString[7];

	memset(&hints, 0, sizeof(struct addrinfo));
	hints.ai_family = AF_UNSPEC;
	hints.ai_socktype = SOCK_STREAM;

#import "OFDate.h"
#import "OFURL.h"

#import "OFStream.h"
#import "OFFile.h"
#import "OFStreamSocket.h"
#import "OFTCPSocket.h"

#import "OFStreamObserver.h"

#import "OFHTTPRequest.h"

#import "OFHash.h"
#import "OFMD5Hash.h"
#import "OFSHA1Hash.h"