pam_strerror.c revision 174832
1200581Srdivacky/*- 2200581Srdivacky * Copyright (c) 2002-2003 Networks Associates Technology, Inc. 3353358Sdim * Copyright (c) 2004-2007 Dag-Erling Sm��rgrav 4353358Sdim * All rights reserved. 5353358Sdim * 6200581Srdivacky * This software was developed for the FreeBSD Project by ThinkSec AS and 7200581Srdivacky * Network Associates Laboratories, the Security Research Division of 8200581Srdivacky * Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 9200581Srdivacky * ("CBOSS"), as part of the DARPA CHATS research program. 10200581Srdivacky * 11200581Srdivacky * Redistribution and use in source and binary forms, with or without 12200581Srdivacky * modification, are permitted provided that the following conditions 13200581Srdivacky * are met: 14200581Srdivacky * 1. Redistributions of source code must retain the above copyright 15200581Srdivacky * notice, this list of conditions and the following disclaimer. 16200581Srdivacky * 2. Redistributions in binary form must reproduce the above copyright 17249423Sdim * notice, this list of conditions and the following disclaimer in the 18200581Srdivacky * documentation and/or other materials provided with the distribution. 19200581Srdivacky * 3. The name of the author may not be used to endorse or promote 20280031Sdim * products derived from this software without specific prior written 21200581Srdivacky * permission. 22243830Sdim * 23234353Sdim * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 24234353Sdim * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25200581Srdivacky * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26200581Srdivacky * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 27200581Srdivacky * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28200581Srdivacky * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29200581Srdivacky * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30200581Srdivacky * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31200581Srdivacky * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32200581Srdivacky * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33200581Srdivacky * SUCH DAMAGE. 34200581Srdivacky * 35200581Srdivacky * $Id: pam_strerror.c 408 2007-12-21 11:36:24Z des $ 36200581Srdivacky */ 37200581Srdivacky 38234353Sdim#include <stdio.h> 39288943Sdim 40288943Sdim#include <security/pam_appl.h> 41288943Sdim 42234353Sdim#include "openpam_impl.h" 43234353Sdim 44280031Sdimconst char *_pam_err_name[PAM_NUM_ERRORS] = { 45341825Sdim "PAM_SUCCESS", 46280031Sdim "PAM_OPEN_ERR", 47280031Sdim "PAM_SYMBOL_ERR", 48200581Srdivacky "PAM_SERVICE_ERR", 49200581Srdivacky "PAM_SYSTEM_ERR", 50296417Sdim "PAM_BUF_ERR", 51200581Srdivacky "PAM_CONV_ERR", 52288943Sdim "PAM_PERM_DENIED", 53280031Sdim "PAM_MAXTRIES", 54200581Srdivacky "PAM_AUTH_ERR", 55200581Srdivacky "PAM_NEW_AUTHTOK_REQD", 56200581Srdivacky "PAM_CRED_INSUFFICIENT", 57200581Srdivacky "PAM_AUTHINFO_UNAVAIL", 58296417Sdim "PAM_USER_UNKNOWN", 59200581Srdivacky "PAM_CRED_UNAVAIL", 60296417Sdim "PAM_CRED_EXPIRED", 61200581Srdivacky "PAM_CRED_ERR", 62200581Srdivacky "PAM_ACCT_EXPIRED", 63200581Srdivacky "PAM_AUTHTOK_EXPIRED", 64200581Srdivacky "PAM_SESSION_ERR", 65200581Srdivacky "PAM_AUTHTOK_ERR", 66200581Srdivacky "PAM_AUTHTOK_RECOVERY_ERR", 67200581Srdivacky "PAM_AUTHTOK_LOCK_BUSY", 68200581Srdivacky "PAM_AUTHTOK_DISABLE_AGING", 69200581Srdivacky "PAM_NO_MODULE_DATA", 70200581Srdivacky "PAM_IGNORE", 71296417Sdim "PAM_ABORT", 72200581Srdivacky "PAM_TRY_AGAIN", 73200581Srdivacky "PAM_MODULE_UNKNOWN", 74200581Srdivacky "PAM_DOMAIN_UNKNOWN" 75200581Srdivacky}; 76296417Sdim 77200581Srdivacky/* 78288943Sdim * XSSO 4.2.1 79288943Sdim * XSSO 6 page 92 80204642Srdivacky * 81204642Srdivacky * Get PAM standard error message string 82288943Sdim */ 83288943Sdim 84200581Srdivackyconst char * 85200581Srdivackypam_strerror(const pam_handle_t *pamh, 86200581Srdivacky int error_number) 87200581Srdivacky{ 88200581Srdivacky static char unknown[16]; 89200581Srdivacky 90200581Srdivacky (void)pamh; 91200581Srdivacky 92200581Srdivacky switch (error_number) { 93296417Sdim case PAM_SUCCESS: 94296417Sdim return ("success"); 95200581Srdivacky case PAM_OPEN_ERR: 96296417Sdim return ("failed to load module"); 97200581Srdivacky case PAM_SYMBOL_ERR: 98200581Srdivacky return ("invalid symbol"); 99200581Srdivacky case PAM_SERVICE_ERR: 100200581Srdivacky return ("error in service module"); 101296417Sdim case PAM_SYSTEM_ERR: 102200581Srdivacky return ("system error"); 103204642Srdivacky case PAM_BUF_ERR: 104204642Srdivacky return ("memory buffer error"); 105296417Sdim case PAM_CONV_ERR: 106200581Srdivacky return ("conversation failure"); 107200581Srdivacky case PAM_PERM_DENIED: 108200581Srdivacky return ("permission denied"); 109200581Srdivacky case PAM_MAXTRIES: 110200581Srdivacky return ("maximum number of tries exceeded"); 111200581Srdivacky case PAM_AUTH_ERR: 112200581Srdivacky return ("authentication error"); 113296417Sdim case PAM_NEW_AUTHTOK_REQD: 114296417Sdim return ("new authentication token required"); 115200581Srdivacky case PAM_CRED_INSUFFICIENT: 116200581Srdivacky return ("insufficient credentials"); 117200581Srdivacky case PAM_AUTHINFO_UNAVAIL: 118200581Srdivacky return ("authentication information is unavailable"); 119200581Srdivacky case PAM_USER_UNKNOWN: 120200581Srdivacky return ("unknown user"); 121200581Srdivacky case PAM_CRED_UNAVAIL: 122200581Srdivacky return ("failed to retrieve user credentials"); 123200581Srdivacky case PAM_CRED_EXPIRED: 124200581Srdivacky return ("user credentials have expired"); 125200581Srdivacky case PAM_CRED_ERR: 126200581Srdivacky return ("failed to set user credentials"); 127 case PAM_ACCT_EXPIRED: 128 return ("user account has expired"); 129 case PAM_AUTHTOK_EXPIRED: 130 return ("password has expired"); 131 case PAM_SESSION_ERR: 132 return ("session failure"); 133 case PAM_AUTHTOK_ERR: 134 return ("authentication token failure"); 135 case PAM_AUTHTOK_RECOVERY_ERR: 136 return ("failed to recover old authentication token"); 137 case PAM_AUTHTOK_LOCK_BUSY: 138 return ("authentication token lock busy"); 139 case PAM_AUTHTOK_DISABLE_AGING: 140 return ("authentication token aging disabled"); 141 case PAM_NO_MODULE_DATA: 142 return ("module data not found"); 143 case PAM_IGNORE: 144 return ("ignore this module"); 145 case PAM_ABORT: 146 return ("general failure"); 147 case PAM_TRY_AGAIN: 148 return ("try again"); 149 case PAM_MODULE_UNKNOWN: 150 return ("unknown module type"); 151 case PAM_DOMAIN_UNKNOWN: 152 return ("unknown authentication domain"); 153 default: 154 snprintf(unknown, sizeof unknown, "#%d", error_number); 155 return (unknown); 156 } 157} 158 159/** 160 * The =pam_strerror function returns a pointer to a string containing a 161 * textual description of the error indicated by the =error_number 162 * argument, in the context of the PAM transaction described by the =pamh 163 * argument. 164 */ 165