xref: /PHP-5.6/ext/standard/ftok.c (revision 49493a2d)
1 /*
2    +----------------------------------------------------------------------+
3    | PHP Version 5                                                        |
4    +----------------------------------------------------------------------+
5    | Copyright (c) 1997-2016 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    | Author: Andrew Sitnikov <sitnikov@infonet.ee>                        |
16    +----------------------------------------------------------------------+
17 */
18 
19 /* $Id$ */
20 
21 #include "php.h"
22 
23 #include <sys/types.h>
24 
25 #ifdef HAVE_SYS_IPC_H
26 #include <sys/ipc.h>
27 #endif
28 
29 #if HAVE_FTOK
30 /* {{{ proto int ftok(string pathname, string proj)
31    Convert a pathname and a project identifier to a System V IPC key */
PHP_FUNCTION(ftok)32 PHP_FUNCTION(ftok)
33 {
34 	char *pathname, *proj;
35 	int pathname_len, proj_len;
36 	key_t k;
37 
38 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ps", &pathname, &pathname_len, &proj, &proj_len) == FAILURE) {
39 		return;
40 	}
41 
42 	if (pathname_len == 0){
43 		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Pathname is invalid");
44 		RETURN_LONG(-1);
45 	}
46 
47 	if (proj_len != 1){
48 		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Project identifier is invalid");
49 		RETURN_LONG(-1);
50 	}
51 
52 	if (php_check_open_basedir(pathname TSRMLS_CC)) {
53 		RETURN_LONG(-1);
54 	}
55 
56 	k = ftok(pathname, proj[0]);
57 	if (k == -1) {
58 		php_error_docref(NULL TSRMLS_CC, E_WARNING, "ftok() failed - %s", strerror(errno));
59 	}
60 
61 	RETURN_LONG(k);
62 }
63 /* }}} */
64 #endif
65 
66 /*
67  * Local variables:
68  * tab-width: 4
69  * c-basic-offset: 4
70  * End:
71  */
72