1/* $NetBSD: pam_strerror.c,v 1.2 2011/12/25 22:27:56 christos Exp $ */ 2 3/*- 4 * Copyright (c) 2002-2003 Networks Associates Technology, Inc. 5 * Copyright (c) 2004-2011 Dag-Erling Smørgrav 6 * All rights reserved. 7 * 8 * This software was developed for the FreeBSD Project by ThinkSec AS and 9 * Network Associates Laboratories, the Security Research Division of 10 * Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 11 * ("CBOSS"), as part of the DARPA CHATS research program. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 3. The name of the author may not be used to endorse or promote 22 * products derived from this software without specific prior written 23 * permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 * Id: pam_strerror.c 491 2011-11-12 00:12:32Z des 38 */ 39 40#ifdef HAVE_CONFIG_H 41# include "config.h" 42#endif 43 44#include <stdio.h> 45 46#include <security/pam_appl.h> 47 48#include "openpam_impl.h" 49 50/* 51 * XSSO 4.2.1 52 * XSSO 6 page 92 53 * 54 * Get PAM standard error message string 55 */ 56 57const char * 58pam_strerror(const pam_handle_t *pamh, 59 int error_number) 60{ 61 static char unknown[16]; 62 63 /*LINTED unused*/ 64 (void)pamh; 65 66 switch (error_number) { 67 case PAM_SUCCESS: 68 return ("success"); 69 case PAM_OPEN_ERR: 70 return ("failed to load module"); 71 case PAM_SYMBOL_ERR: 72 return ("invalid symbol"); 73 case PAM_SERVICE_ERR: 74 return ("error in service module"); 75 case PAM_SYSTEM_ERR: 76 return ("system error"); 77 case PAM_BUF_ERR: 78 return ("memory buffer error"); 79 case PAM_CONV_ERR: 80 return ("conversation failure"); 81 case PAM_PERM_DENIED: 82 return ("permission denied"); 83 case PAM_MAXTRIES: 84 return ("maximum number of tries exceeded"); 85 case PAM_AUTH_ERR: 86 return ("authentication error"); 87 case PAM_NEW_AUTHTOK_REQD: 88 return ("new authentication token required"); 89 case PAM_CRED_INSUFFICIENT: 90 return ("insufficient credentials"); 91 case PAM_AUTHINFO_UNAVAIL: 92 return ("authentication information is unavailable"); 93 case PAM_USER_UNKNOWN: 94 return ("unknown user"); 95 case PAM_CRED_UNAVAIL: 96 return ("failed to retrieve user credentials"); 97 case PAM_CRED_EXPIRED: 98 return ("user credentials have expired"); 99 case PAM_CRED_ERR: 100 return ("failed to set user credentials"); 101 case PAM_ACCT_EXPIRED: 102 return ("user account has expired"); 103 case PAM_AUTHTOK_EXPIRED: 104 return ("password has expired"); 105 case PAM_SESSION_ERR: 106 return ("session failure"); 107 case PAM_AUTHTOK_ERR: 108 return ("authentication token failure"); 109 case PAM_AUTHTOK_RECOVERY_ERR: 110 return ("failed to recover old authentication token"); 111 case PAM_AUTHTOK_LOCK_BUSY: 112 return ("authentication token lock busy"); 113 case PAM_AUTHTOK_DISABLE_AGING: 114 return ("authentication token aging disabled"); 115 case PAM_NO_MODULE_DATA: 116 return ("module data not found"); 117 case PAM_IGNORE: 118 return ("ignore this module"); 119 case PAM_ABORT: 120 return ("general failure"); 121 case PAM_TRY_AGAIN: 122 return ("try again"); 123 case PAM_MODULE_UNKNOWN: 124 return ("unknown module type"); 125 case PAM_DOMAIN_UNKNOWN: 126 return ("unknown authentication domain"); 127 default: 128 snprintf(unknown, sizeof unknown, "#%d", error_number); 129 return (unknown); 130 } 131} 132 133/** 134 * The =pam_strerror function returns a pointer to a string containing a 135 * textual description of the error indicated by the =error_number 136 * argument. 137 * The =pamh argument is ignored. 138 * For compatibility with other implementations, it should be either a 139 * valid PAM handle returned by a previous call to =pam_start, or =NULL. 140 */ 141