134 lines
3.4 KiB
C
134 lines
3.4 KiB
C
/*-
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* Copyright (c) 2002 Networks Associates Technology, Inc.
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* All rights reserved.
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*
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* This software was developed for the FreeBSD Project by ThinkSec AS and
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* Network Associates Laboratories, the Security Research Division of
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* Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
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* ("CBOSS"), as part of the DARPA CHATS research program.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $P4: //depot/projects/openpam/lib/openpam_log.c#15 $
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*/
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#include <ctype.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <syslog.h>
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#include <security/pam_appl.h>
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#include "openpam_impl.h"
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#if defined(openpam_log)
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/*
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* OpenPAM extension
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*
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* Log a message through syslog(3)
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*/
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void
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_openpam_log(int level, const char *func, const char *fmt, ...)
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{
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va_list ap;
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char *format;
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int len, priority;
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switch (level) {
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case PAM_LOG_DEBUG:
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#ifndef DEBUG
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return;
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#endif
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priority = LOG_DEBUG;
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break;
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case PAM_LOG_VERBOSE:
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priority = LOG_INFO;
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break;
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case PAM_LOG_NOTICE:
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priority = LOG_NOTICE;
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break;
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case PAM_LOG_ERROR:
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priority = LOG_ERR;
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break;
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}
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va_start(ap, fmt);
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for (len = strlen(fmt); len > 0 && isspace(fmt[len]); len--)
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/* nothing */;
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if ((format = malloc(strlen(func) + len + 16)) != NULL) {
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sprintf(format, "in %s(): %.*s\n", func, len, fmt);
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vsyslog(priority, format, ap);
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free(format);
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} else {
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vsyslog(priority, fmt, ap);
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}
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va_end(ap);
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}
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#else
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/*
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* If openpam_log isn't defined as a macro, we're on a platform that
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* doesn't support varadic macros (or it does but we aren't aware of
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* it). Do the next best thing.
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*/
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void
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openpam_log(int level, const char *fmt, ...)
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{
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va_list ap;
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int priority;
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switch (level) {
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case PAM_LOG_DEBUG:
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#ifndef DEBUG
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return;
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#endif
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priority = LOG_DEBUG;
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break;
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case PAM_LOG_VERBOSE:
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priority = LOG_INFO;
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break;
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case PAM_LOG_NOTICE:
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priority = LOG_NOTICE;
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break;
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case PAM_LOG_ERROR:
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priority = LOG_ERR;
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break;
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}
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va_start(ap, fmt);
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vsyslog(priority, fmt, ap);
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va_end(ap);
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}
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#endif
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/*
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* NOLIST
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*/
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