1f68192726b69a88c148677dd854daed2e4261f3
1 <?php
2 /*
3 This code is part of GOsa (https://gosa.gonicus.de)
4 Copyright (C) 2004 Fabian Hickert
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
23 class passwordMethodssha extends passwordMethod
24 {
25 function passwordMethodssha($config)
26 {
27 }
29 function is_available()
30 {
31 if(function_exists("sha1")){
32 return true;
33 }elseif(function_exists("mhash")){
34 return true;
35 }else{
36 return false;
37 }
38 }
40 function generate_hash($pwd)
41 {
42 if (function_exists("sha1")) {
43 $salt= substr(pack("h*", md5(mt_rand())), 0, 8);
44 $salt= substr(pack("H*", sha1($salt.$pwd)), 0, 4);
45 $pwd= "{SSHA}".base64_encode(pack("H*", sha1($pwd.$salt)).$salt);
46 return $pwd;
47 } elseif(function_exists("mhash")) {
48 $salt=mhash_keygen_s2k(MHASH_SHA1,$pwd, substr(pack("h*",md5(mt_rand())),0,8),4);
49 $pwd= "{SSHA}".base64_encode(mhash(MHASH_SHA1, $pwd.$salt).$salt);
50 } else {
51 print_red(_("Can't use ssha for encryption. (Missing function mhash / sha1)"));
52 return(false);
53 }
54 return $pwd;
55 }
56 }
58 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
59 ?>