source: openpam/trunk/lib/pam_strerror.c @ 200

Last change on this file since 200 was 183, checked in by Dag-Erling Smørgrav, 18 years ago

Add an array of symbolic names for the PAM error codes.
Fix a minor style nit.

File size: 4.9 KB
Line 
1/*-
2 * Copyright (c) 2002 Networks Associates Technology, Inc.
3 * All rights reserved.
4 *
5 * This software was developed for the FreeBSD Project by ThinkSec AS and
6 * Network Associates Laboratories, the Security Research Division of
7 * Network Associates, Inc.  under DARPA/SPAWAR contract N66001-01-C-8035
8 * ("CBOSS"), as part of the DARPA CHATS research program.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. The name of the author may not be used to endorse or promote
19 *    products derived from this software without specific prior written
20 *    permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * $P4: //depot/projects/openpam/lib/pam_strerror.c#11 $
35 */
36
37#include <stdio.h>
38
39#include <security/pam_appl.h>
40
41#include "openpam_impl.h"
42
43const char *_pam_err_name[PAM_NUM_ERRORS] = {
44        "PAM_SUCCESS",
45        "PAM_OPEN_ERR",
46        "PAM_SYMBOL_ERR",
47        "PAM_SERVICE_ERR",
48        "PAM_SYSTEM_ERR",
49        "PAM_BUF_ERR",
50        "PAM_CONV_ERR",
51        "PAM_PERM_DENIED",
52        "PAM_MAXTRIES",
53        "PAM_AUTH_ERR",
54        "PAM_NEW_AUTHTOK_REQD",
55        "PAM_CRED_INSUFFICIENT",
56        "PAM_AUTHINFO_UNAVAIL",
57        "PAM_USER_UNKNOWN",
58        "PAM_CRED_UNAVAIL",
59        "PAM_CRED_EXPIRED",
60        "PAM_CRED_ERR",
61        "PAM_ACCT_EXPIRED",
62        "PAM_AUTHTOK_EXPIRED",
63        "PAM_SESSION_ERR",
64        "PAM_AUTHTOK_ERR",
65        "PAM_AUTHTOK_RECOVERY_ERR",
66        "PAM_AUTHTOK_LOCK_BUSY",
67        "PAM_AUTHTOK_DISABLE_AGING",
68        "PAM_NO_MODULE_DATA",
69        "PAM_IGNORE",
70        "PAM_ABORT",
71        "PAM_TRY_AGAIN",
72        "PAM_MODULE_UNKNOWN",
73        "PAM_DOMAIN_UNKNOWN"
74};
75
76/*
77 * XSSO 4.2.1
78 * XSSO 6 page 92
79 *
80 * Get PAM standard error message string
81 */
82
83const char *
84pam_strerror(pam_handle_t *pamh,
85        int error_number)
86{
87        static char unknown[16];
88
89        (void)pamh;
90
91        switch (error_number) {
92        case PAM_SUCCESS:
93                return ("success");
94        case PAM_OPEN_ERR:
95                return ("failed to load module");
96        case PAM_SYMBOL_ERR:
97                return ("invalid symbol");
98        case PAM_SERVICE_ERR:
99                return ("error in service module");
100        case PAM_SYSTEM_ERR:
101                return ("system error");
102        case PAM_BUF_ERR:
103                return ("memory buffer error");
104        case PAM_CONV_ERR:
105                return ("conversation failure");
106        case PAM_PERM_DENIED:
107                return ("permission denied");
108        case PAM_MAXTRIES:
109                return ("maximum number of tries exceeded");
110        case PAM_AUTH_ERR:
111                return ("authentication error");
112        case PAM_NEW_AUTHTOK_REQD:
113                return ("new authentication token required");
114        case PAM_CRED_INSUFFICIENT:
115                return ("insufficient credentials");
116        case PAM_AUTHINFO_UNAVAIL:
117                return ("authentication information is unavailable");
118        case PAM_USER_UNKNOWN:
119                return ("unknown user");
120        case PAM_CRED_UNAVAIL:
121                return ("failed to retrieve user credentials");
122        case PAM_CRED_EXPIRED:
123                return ("user credentials have expired");
124        case PAM_CRED_ERR:
125                return ("failed to set user credentials");
126        case PAM_ACCT_EXPIRED:
127                return ("user accound has expired");
128        case PAM_AUTHTOK_EXPIRED:
129                return ("password has expired");
130        case PAM_SESSION_ERR:
131                return ("session failure");
132        case PAM_AUTHTOK_ERR:
133                return ("authentication token failure");
134        case PAM_AUTHTOK_RECOVERY_ERR:
135                return ("failed to recover old authentication token");
136        case PAM_AUTHTOK_LOCK_BUSY:
137                return ("authentication token lock busy");
138        case PAM_AUTHTOK_DISABLE_AGING:
139                return ("authentication token aging disabled");
140        case PAM_NO_MODULE_DATA:
141                return ("module data not found");
142        case PAM_IGNORE:
143                return ("ignore this module");
144        case PAM_ABORT:
145                return ("general failure");
146        case PAM_TRY_AGAIN:
147                return ("try again");
148        case PAM_MODULE_UNKNOWN:
149                return ("unknown module type");
150        case PAM_DOMAIN_UNKNOWN:
151                return ("unknown authentication domain");
152        default:
153                snprintf(unknown, sizeof unknown, "#%d", error_number);
154                return (unknown);
155        }
156}
157
158/**
159 * The =pam_strerror function returns a pointer to a string containing a
160 * textual description of the error indicated by the =error_number
161 * argument, in the context of the PAM transaction described by the =pamh
162 * argument.
163 */
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