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php 5.4.29

    1: /*
    2:    +----------------------------------------------------------------------+
    3:    | PHP Version 5                                                        |
    4:    +----------------------------------------------------------------------+
    5:    | Copyright (c) 1997-2014 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: Paul Panotzki - Bunyip Information Systems                  |
   16:    |          Jim Winstead <jimw@php.net>                                 |
   17:    |          Sascha Schumann <sascha@schumann.cx>                        |
   18:    +----------------------------------------------------------------------+
   19: */
   20: 
   21: /* $Id: fsock.c,v 1.1.1.4 2014/06/15 20:03:57 misho Exp $ */
   22: 
   23: #include "php.h"
   24: #include "php_globals.h"
   25: #include <stdlib.h>
   26: #include <stddef.h>
   27: #include "php_network.h"
   28: #include "file.h"
   29: 
   30: /* {{{ php_fsockopen() */
   31: 
   32: static void php_fsockopen_stream(INTERNAL_FUNCTION_PARAMETERS, int persistent)
   33: {
   34: 	char *host;
   35: 	int host_len;
   36: 	long port = -1;
   37: 	zval *zerrno = NULL, *zerrstr = NULL;
   38: 	double timeout = FG(default_socket_timeout);
   39: 	unsigned long conv;
   40: 	struct timeval tv;
   41: 	char *hashkey = NULL;
   42: 	php_stream *stream = NULL;
   43: 	int err;
   44: 	char *hostname = NULL;
   45: 	long hostname_len;
   46: 	char *errstr = NULL;
   47: 
   48: 	RETVAL_FALSE;
   49: 	
   50: 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|lzzd", &host, &host_len, &port, &zerrno, &zerrstr, &timeout) == FAILURE) {
   51: 		RETURN_FALSE;
   52: 	}
   53: 
   54: 	if (persistent) {
   55: 		spprintf(&hashkey, 0, "pfsockopen__%s:%ld", host, port);
   56: 	}
   57: 
   58: 	if (port > 0) {
   59: 		hostname_len = spprintf(&hostname, 0, "%s:%ld", host, port);
   60: 	} else {
   61: 		hostname_len = host_len;
   62: 		hostname = host;
   63: 	}
   64: 	
   65: 	/* prepare the timeout value for use */
   66: 	conv = (unsigned long) (timeout * 1000000.0);
   67: 	tv.tv_sec = conv / 1000000;
   68: 	tv.tv_usec = conv % 1000000;
   69: 
   70: 	if (zerrno)	{
   71: 		zval_dtor(zerrno);
   72: 		ZVAL_LONG(zerrno, 0);
   73: 	}
   74: 	if (zerrstr) {
   75: 		zval_dtor(zerrstr);
   76: 		ZVAL_STRING(zerrstr, "", 1);
   77: 	}
   78: 
   79: 	stream = php_stream_xport_create(hostname, hostname_len, REPORT_ERRORS,
   80: 			STREAM_XPORT_CLIENT | STREAM_XPORT_CONNECT, hashkey, &tv, NULL, &errstr, &err);
   81: 
   82: 	if (port > 0) {
   83: 		efree(hostname);
   84: 	}
   85: 	if (stream == NULL) {
   86: 		php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to connect to %s:%ld (%s)", host, port, errstr == NULL ? "Unknown error" : errstr);
   87: 	}
   88: 
   89: 	if (hashkey) {
   90: 		efree(hashkey);
   91: 	}
   92: 	
   93: 	if (stream == NULL)	{
   94: 		if (zerrno) {
   95: 			zval_dtor(zerrno);
   96: 			ZVAL_LONG(zerrno, err);
   97: 		}
   98: 		if (zerrstr && errstr) {
   99: 			/* no need to dup; we need to efree buf anyway */
  100: 			zval_dtor(zerrstr);
  101: 			ZVAL_STRING(zerrstr, errstr, 0);
  102: 		}
  103: 		else if (!zerrstr && errstr) {
  104: 			efree(errstr);
  105: 		} 
  106: 
  107: 		RETURN_FALSE;
  108: 	}
  109: 
  110: 	if (errstr) {
  111: 		efree(errstr);
  112: 	}
  113: 		
  114: 	php_stream_to_zval(stream, return_value);
  115: }
  116: 
  117: /* }}} */
  118: 
  119: /* {{{ proto resource fsockopen(string hostname, int port [, int errno [, string errstr [, float timeout]]])
  120:    Open Internet or Unix domain socket connection */
  121: PHP_FUNCTION(fsockopen)
  122: {
  123: 	php_fsockopen_stream(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
  124: }
  125: /* }}} */
  126: /* {{{ proto resource pfsockopen(string hostname, int port [, int errno [, string errstr [, float timeout]]])
  127:    Open persistent Internet or Unix domain socket connection */
  128: PHP_FUNCTION(pfsockopen)
  129: {
  130: 	php_fsockopen_stream(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
  131: }
  132: /* }}} */
  133: 
  134: /*
  135:  * Local variables:
  136:  * tab-width: 4
  137:  * c-basic-offset: 4
  138:  * End:
  139:  * vim600: sw=4 ts=4 fdm=marker
  140:  * vim<600: sw=4 ts=4
  141:  */