ObjFW  Check-in [0110aec5c0]

       OFHashes.m		\
       OFIterator.m		\
       OFList.m			\
       OFMutableString.m	\
       OFNumber.m		\
       OFObject.m		\
       ${OFPLUGIN_M}		\
       OFSocket.m		\
       OFStream.m		\
       OFString.m		\
       OFTCPSocket.m		\
       OFThread.m		\
       OFXMLFactory.m		\
       ${ASPRINTF_C}

/*
 * Copyright (c) 2008 - 2009
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of libobjfw. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE included in
 * the packaging of this file.
 */

/*
 * Headers for UNIX systems
 */
#ifndef _WIN32
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#endif

#import "OFStream.h"

/*
 * Headers for Win32
 *
 * These must be imported after objc/Object and thus OFObject!
 */
#ifdef _WIN32
#define _WIN32_WINNT 0x0501
#include <winsock2.h>
#include <ws2tcpip.h>
#endif

/**
 * The OFTCPSocket class provides functions to create and use sockets.
 */
@interface OFSocket: OFStream
{
#ifndef _WIN32
	int		sock;
#else
	SOCKET		sock;
#endif
	struct sockaddr	*saddr;
	socklen_t	saddr_len;
}

/**
 * Enables/disables non-blocking I/O.
 */
- setBlocking: (BOOL)enable;
@end

/*
 * Copyright (c) 2008 - 2009
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of libobjfw. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE included in
 * the packaging of this file.
 */

#import "config.h"

#include <string.h>
#include <fcntl.h>

#import "OFSocket.h"
#import "OFExceptions.h"

#ifndef INVALID_SOCKET
#define INVALID_SOCKET -1
#endif

@implementation OFSocket
#ifdef _WIN32
+ initialize
{
	WSADATA wsa;

	if (WSAStartup(MAKEWORD(2, 0), &wsa))
		@throw [OFInitializationFailedException newWithClass: self];

	return self;
}
#endif

- init
{
	self = [super init];

	sock = INVALID_SOCKET;
	saddr = NULL;
	saddr_len = 0;

	return self;
}

- (size_t)readNBytes: (size_t)size
	  intoBuffer: (char*)buf
{
	ssize_t ret;

	if (sock == INVALID_SOCKET)
		@throw [OFNotConnectedException newWithClass: isa];

	switch ((ret = recv(sock, buf, size, 0))) {
	case 0:
		@throw [OFNotConnectedException newWithClass: isa];
	case -1:
		@throw [OFReadFailedException newWithClass: isa
						   andSize: size];
	}

	/* This is safe, as we already checked < 1 */
	return ret;
}

- (size_t)writeNBytes: (size_t)size
	   fromBuffer: (const char*)buf
{
	ssize_t ret;

	if (sock == INVALID_SOCKET)
		@throw [OFNotConnectedException newWithClass: isa];

	if ((ret = send(sock, buf, size, 0)) == -1)
		@throw [OFWriteFailedException newWithClass: isa
						    andSize: size];

	/* This is safe, as we already checked for -1 */
	return ret;
}

- (size_t)writeCString: (const char*)str
{
	if (sock == INVALID_SOCKET)
		@throw [OFNotConnectedException newWithClass: isa];

	return [self writeNBytes: strlen(str)
		      fromBuffer: str];
}

- setBlocking: (BOOL)enable
{
#ifndef _WIN32
	int flags;

	if ((flags = fcntl(sock, F_GETFL)) == -1)
		@throw [OFSetOptionFailedException newWithClass: isa];

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

	if (fcntl(sock, F_SETFL, flags) == -1)
		@throw [OFSetOptionFailedException newWithClass: isa];
#else
	u_long v = enable;

	if (ioctlsocket(sock, FIONBIO, &v) == SOCKET_ERROR)
		@throw [OFSetOptionFailedException newWithClass: isa];
#endif

	return self;
}
@end

{
	@throw [OFNotImplementedException newWithClass: isa
					   andSelector: _cmd];
}

- (size_t)writeCString: (const char*)str
{
	return [self writeNBytes: strlen(str)
		      fromBuffer: str];
}

- (size_t)getCache: (char**)ptr
{
	if (ptr != NULL)
		*ptr = cache;

/*
 * Copyright (c) 2008 - 2009
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of libobjfw. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE included in
 * the packaging of this file.
 */












#import "OFSocket.h"












/**
 * The OFTCPSocket class provides functions to create and use sockets.
 */
@interface OFTCPSocket: OFSocket {}










/**
 * \return A new autoreleased OFTCPSocket
 */
+ tcpSocket;

/**
 * Initializes an already allocated OFTCPSocket.

/**
 * Accept an incoming connection.
 * \return An autoreleased OFTCPSocket for the accepted connection.
 */
- (OFTCPSocket*)accept;






/**
 * Enable or disable keep alives for the connection.
 */
- enableKeepAlives: (BOOL)enable;

/**
 * Closes the socket.
 */
- close;
@end

 * Q Public License 1.0, which can be found in the file LICENSE included in
 * the packaging of this file.
 */

#import "config.h"

#include <stdio.h>

#include <string.h>
#include <unistd.h>


#import "OFTCPSocket.h"
#import "OFExceptions.h"

#ifndef INVALID_SOCKET
#define INVALID_SOCKET -1
#endif

@implementation OFTCPSocket
+ tcpSocket
{
	return [[[OFTCPSocket alloc] init] autorelease];
}













- init
{
	self = [super init];

	sock = INVALID_SOCKET;
	saddr = NULL;
	saddr_len = 0;

	newsock->sock = s;
	newsock->saddr = addr;
	newsock->saddr_len = addrlen;

	return newsock;
}







































































- enableKeepAlives: (BOOL)enable
{
	int v = enable;

	if (setsockopt(sock, SOL_SOCKET, SO_KEEPALIVE, (char*)&v, sizeof(v)))
		@throw [OFSetOptionFailedException newWithClass: isa];

/*
 * Copyright (c) 2008 - 2009
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of libobjfw. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE included in
 * the packaging of this file.
 */

#import "config.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

#import "OFTCPSocket.h"
#import "OFExceptions.h"