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/* $OpenBSD: log.c,v 1.6 2009/11/11 23:05:28 deraadt Exp $ */
/*
* Copyright (c) 2005 Håkan Olsson. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* This code was written under funding by Multicom Security AB.
*/
#include <sys/types.h>
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <stdlib.h>
#include <syslog.h>
#include <errno.h>
#include <time.h>
#include "sasyncd.h"
static char logbuf[2048];
void
log_init(char *pname)
{
tzset();
openlog(pname, LOG_CONS | LOG_PID, LOG_DAEMON);
}
static void
log_output(char *msg)
{
if (cfgstate.debug)
fprintf(stderr, "%s\n", msg);
else
syslog(LOG_CRIT, "%s", msg);
}
void
log_err(const char *fmt, ...)
{
extern char *__progname;
int off = 0;
va_list ap;
if (cfgstate.debug) {
snprintf(logbuf, sizeof logbuf, "%s: ", __progname);
off = strlen(logbuf);
}
va_start(ap, fmt);
(void)vsnprintf(logbuf + off, sizeof logbuf - off, fmt, ap);
va_end(ap);
strlcat(logbuf, ": ", sizeof logbuf);
strlcat(logbuf, strerror(errno), sizeof logbuf);
log_output(logbuf);
return;
}
void
log_msg(int minlevel, const char *fmt, ...)
{
va_list ap;
if (cfgstate.verboselevel < minlevel)
return;
va_start(ap, fmt);
(void)vsnprintf(logbuf, sizeof logbuf, fmt, ap);
va_end(ap);
log_output(logbuf);
return;
}
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