pam_strerror.c revision 141098
1/*- 2 * Copyright (c) 2002-2003 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#13 $ 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 account 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 */ 164