1 /* $NetBSD: pam_error.c,v 1.2 2014/10/24 18:17:56 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_error.c 648 2013-03-05 17:54:27Z des 38 */ 39 40 #ifdef HAVE_CONFIG_H 41 # include "config.h" 42 #endif 43 44 #include <sys/cdefs.h> 45 __RCSID("$NetBSD: pam_error.c,v 1.2 2014/10/24 18:17:56 christos Exp $"); 46 47 #include <stdarg.h> 48 #include <stdio.h> 49 #include <stdlib.h> 50 51 #include <security/pam_appl.h> 52 #include <security/openpam.h> 53 54 #include "openpam_impl.h" 55 56 /* 57 * OpenPAM extension 58 * 59 * Display an error message 60 */ 61 62 int 63 pam_error(const pam_handle_t *pamh, 64 const char *fmt, 65 ...) 66 { 67 va_list ap; 68 char *rsp; 69 int r; 70 71 va_start(ap, fmt); 72 r = pam_vprompt(pamh, PAM_ERROR_MSG, &rsp, fmt, ap); 73 va_end(ap); 74 FREE(rsp); /* ignore response */ 75 return (r); 76 } 77 78 /* 79 * Error codes: 80 * 81 * !PAM_SYMBOL_ERR 82 * PAM_SYSTEM_ERR 83 * PAM_BUF_ERR 84 * PAM_CONV_ERR 85 */ 86 87 /** 88 * The =pam_error function displays an error message through the 89 * intermediary of the given PAM context's conversation function. 90 * 91 * >pam_info 92 * >pam_prompt 93 * >pam_verror 94 */ 95