xref: /PHP-7.2/ext/standard/ftok.c (revision 7a7ec01a)
1 /*
2    +----------------------------------------------------------------------+
3    | PHP Version 7                                                        |
4    +----------------------------------------------------------------------+
5    | Copyright (c) 1997-2018 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 #ifdef PHP_WIN32
30 #include "win32/ipc.h"
31 #endif
32 
33 #if HAVE_FTOK
34 /* {{{ proto int ftok(string pathname, string proj)
35    Convert a pathname and a project identifier to a System V IPC key */
PHP_FUNCTION(ftok)36 PHP_FUNCTION(ftok)
37 {
38 	char *pathname, *proj;
39 	size_t pathname_len, proj_len;
40 	key_t k;
41 
42 	ZEND_PARSE_PARAMETERS_START(2, 2)
43 		Z_PARAM_PATH(pathname, pathname_len)
44 		Z_PARAM_STRING(proj, proj_len)
45 	ZEND_PARSE_PARAMETERS_END();
46 
47 	if (pathname_len == 0){
48 		php_error_docref(NULL, E_WARNING, "Pathname is invalid");
49 		RETURN_LONG(-1);
50 	}
51 
52 	if (proj_len != 1){
53 		php_error_docref(NULL, E_WARNING, "Project identifier is invalid");
54 		RETURN_LONG(-1);
55 	}
56 
57 	if (php_check_open_basedir(pathname)) {
58 		RETURN_LONG(-1);
59 	}
60 
61 	k = ftok(pathname, proj[0]);
62 	if (k == -1) {
63 		php_error_docref(NULL, E_WARNING, "ftok() failed - %s", strerror(errno));
64 	}
65 
66 	RETURN_LONG(k);
67 }
68 /* }}} */
69 #endif
70 
71 /*
72  * Local variables:
73  * tab-width: 4
74  * c-basic-offset: 4
75  * End:
76  */
77