1 | /* |
2 | * Copyright (c) 2001 Reza Arbab <arbab@austin.ibm.com> |
3 | * Copyright (c) 2003 Oswald Buddenhagen <ossi@kde.org> |
4 | * |
5 | * This program is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU General Public |
7 | * License as published by the Free Software Foundation; either |
8 | * version 2 of the License, or (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | * General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public |
16 | * License along with this program; if not, write to the Free |
17 | * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
18 | * |
19 | */ |
20 | |
21 | #include "kcheckpass.h" |
22 | |
23 | #ifdef HAVE_AIX_AUTH |
24 | #include <stdio.h> |
25 | #include <stdlib.h> |
26 | #include <string.h> |
27 | #include <errno.h> |
28 | |
29 | /* |
30 | * The AIX builtin authenticate() uses whichever method the system |
31 | * has been configured for. (/etc/passwd, DCE, etc.) |
32 | */ |
33 | int authenticate(const char *, const char *, int *, char **); |
34 | |
35 | AuthReturn Authenticate(const char *method, |
36 | const char *login, char *(*conv) (ConvRequest, const char *)) |
37 | { |
38 | int result; |
39 | int reenter; /* Tells if authenticate is done processing or not. */ |
40 | char *passwd; |
41 | char *msg; /* Contains a prompt message or failure reason. */ |
42 | |
43 | if (!strcmp(method, "classic" )) { |
44 | |
45 | if (!(passwd = conv(ConvGetHidden, 0))) |
46 | return AuthAbort; |
47 | |
48 | if ((result = authenticate(login, passwd, &reenter, &msg))) { |
49 | if (msg) { |
50 | conv(ConvPutError, msg); |
51 | free(msg); |
52 | } |
53 | dispose(passwd); |
54 | return AuthBad; |
55 | } |
56 | if (reenter) { |
57 | char buf[256]; |
58 | snprintf(buf, sizeof(buf), "More authentication data requested: %s\n" , msg); |
59 | conv(ConvPutError, buf); |
60 | free(msg); |
61 | dispose(passwd); |
62 | return result == ENOENT || result == ESAD ? AuthBad : AuthError; |
63 | } |
64 | dispose(passwd); |
65 | return AuthOk; |
66 | |
67 | } else if (!strcmp(method, "generic" )) { |
68 | |
69 | for (passwd = 0;;) { |
70 | if ((result = authenticate(login, passwd, &reenter, &msg))) { |
71 | if (msg) { |
72 | conv(ConvPutError, msg); |
73 | free(msg); |
74 | } |
75 | if (passwd) |
76 | dispose(passwd); |
77 | return result == ENOENT || result == ESAD ? AuthBad : AuthError; |
78 | } |
79 | if (passwd) |
80 | dispose(passwd); |
81 | if (!reenter) |
82 | break; |
83 | passwd = conv(ConvGetHidden, msg); |
84 | free(msg); |
85 | if (!passwd) |
86 | return AuthAbort; |
87 | } |
88 | return AuthOk; |
89 | |
90 | } else |
91 | return AuthError; |
92 | |
93 | } |
94 | |
95 | #endif |
96 | |