pam_error.c revision 99158
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_error.c#8 $ 35 */ 36 37#include <stdarg.h> 38#include <stdio.h> 39#include <stdlib.h> 40 41#include <security/pam_appl.h> 42#include <security/openpam.h> 43 44/* 45 * OpenPAM extension 46 * 47 * Display an error message 48 */ 49 50int 51pam_error(pam_handle_t *pamh, 52 const char *fmt, 53 ...) 54{ 55 va_list ap; 56 char *rsp; 57 int r; 58 59 va_start(ap, fmt); 60 r = pam_vprompt(pamh, PAM_ERROR_MSG, &rsp, fmt, ap); 61 va_end(ap); 62 free(rsp); /* ignore response */ 63 return (r); 64} 65 66/* 67 * Error codes: 68 * 69 * !PAM_SYMBOL_ERR 70 * PAM_SYSTEM_ERR 71 * PAM_BUF_ERR 72 * PAM_CONV_ERR 73 */ 74 75/** 76 * The =pam_error function displays an error message through the 77 * intermediary of the given PAM context's conversation function. 78 * 79 * >pam_info 80 * >pam_prompt 81 * >pam_verror 82 */ 83