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5.4.17

    1: /*
    2:    +----------------------------------------------------------------------+
    3:    | PHP Version 5                                                        |
    4:    +----------------------------------------------------------------------+
    5:    | Copyright (c) 1997-2013 The PHP Group                                |
    6:    +----------------------------------------------------------------------+
    7:    | This source file is subject to version 3.01 of the PHP license,      |
    8:    | that is bundled with this package in the file LICENSE, and is        |
    9:    | available through the world-wide-web at the following url:           |
   10:    | http://www.php.net/license/3_01.txt                                  |
   11:    | If you did not receive a copy of the PHP license and are unable to   |
   12:    | obtain it through the world-wide-web, please send a note to          |
   13:    | license@php.net so we can mail you a copy immediately.               |
   14:    +----------------------------------------------------------------------+
   15:    | Authors: Chris Vandomelen <chrisv@b0rked.dhs.org>                    |
   16:    |          Sterling Hughes  <sterling@php.net>                         |
   17:    |                                                                      |
   18:    | WinSock: Daniel Beulshausen <daniel@php4win.de>                      |
   19:    +----------------------------------------------------------------------+
   20:  */
   21: 
   22: /* $Id: sockets.c,v 1.1.1.3 2013/07/22 01:32:15 misho Exp $ */
   23: 
   24: /* Code originally from ext/sockets */
   25: 
   26: #include <stdio.h>
   27: #include <fcntl.h>
   28: 
   29: #include "php.h"
   30: 
   31: PHPAPI int socketpair(int domain, int type, int protocol, SOCKET sock[2])
   32: {
   33: 	struct sockaddr_in address;
   34: 	SOCKET redirect;
   35: 	int size = sizeof(address);
   36: 
   37: 	if(domain != AF_INET) {
   38: 		WSASetLastError(WSAENOPROTOOPT);
   39: 		return -1;
   40: 	}
   41: 
   42: 	sock[0] = sock[1] = redirect = INVALID_SOCKET;
   43: 
   44: 
   45: 	sock[0]	= socket(domain, type, protocol);
   46: 	if (INVALID_SOCKET == sock[0]) {
   47: 		goto error;
   48: 	}
   49: 
   50: 	address.sin_addr.s_addr	= INADDR_ANY;
   51: 	address.sin_family	= AF_INET;
   52: 	address.sin_port	= 0;
   53: 
   54: 	if (bind(sock[0], (struct sockaddr*)&address, sizeof(address)) != 0) {
   55: 		goto error;
   56: 	}
   57: 
   58: 	if(getsockname(sock[0], (struct sockaddr *)&address, &size) != 0) {
   59: 		goto error;
   60: 	}
   61: 
   62: 	if (listen(sock[0], 2) != 0) {
   63: 		goto error;
   64: 	}
   65: 
   66: 	sock[1] = socket(domain, type, protocol);
   67: 	if (INVALID_SOCKET == sock[1]) {
   68: 		goto error;
   69: 	}
   70: 
   71: 	address.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
   72: 	if(connect(sock[1], (struct sockaddr*)&address, sizeof(address)) != 0) {
   73: 		goto error;
   74: 	}
   75: 
   76: 	redirect = accept(sock[0],(struct sockaddr*)&address, &size);
   77: 	if (INVALID_SOCKET == redirect) {
   78: 		goto error;
   79: 	}
   80: 
   81: 	closesocket(sock[0]);
   82: 	sock[0] = redirect;
   83: 
   84: 	return 0;
   85: 
   86: error:
   87: 	closesocket(redirect);
   88: 	closesocket(sock[0]);
   89: 	closesocket(sock[1]);
   90: 	WSASetLastError(WSAECONNABORTED);
   91: 	return -1;
   92: }