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      1 /*	$NetBSD: syslog_ss.c,v 1.4 2024/07/08 22:14:31 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2016 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Christos Zoulas.
      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  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 #include <sys/cdefs.h>
     32 #if defined(LIBC_SCCS) && !defined(lint)
     33 __RCSID("$NetBSD: syslog_ss.c,v 1.4 2024/07/08 22:14:31 christos Exp $");
     34 #endif /* LIBC_SCCS and not lint */
     35 
     36 #include "namespace.h"
     37 #include <stdio.h>
     38 #include <sys/syslog.h>
     39 #include "extern.h"
     40 #include "syslog_private.h"
     41 
     42 
     43 static size_t
     44 timefun_ss(char *p, size_t tbuf_left)
     45 {
     46 	return snprintf_ss(p, tbuf_left, "-");
     47 #if 0
     48 	/*
     49 	 * if gmtime_r() was signal-safe we could output
     50 	 * the UTC-time:
     51 	 */
     52 	gmtime_r(&now, &tmnow);
     53 	prlen = strftime(p, tbuf_left, "%FT%TZ", &tmnow);
     54 	return prlen;
     55 #endif
     56 }
     57 
     58 static int
     59 lock_ss(const struct syslog_data *data __unused)
     60 {
     61 	return 0;
     62 }
     63 
     64 static int
     65 unlock_ss(const struct syslog_data *data __unused)
     66 {
     67 	return 0;
     68 }
     69 
     70 struct syslog_fun _syslog_ss_fun = {
     71 	timefun_ss,
     72 	strerror_r_ss,
     73 	vsnprintf_ss,
     74 	lock_ss,
     75 	unlock_ss,
     76 };
     77 
     78 void
     79 syslog_ss(int pri, struct syslog_data *data, const char *fmt, ...)
     80 {
     81 	va_list ap;
     82 
     83 	va_start(ap, fmt);
     84 	_vxsyslogp_r(pri, &_syslog_ss_fun, data, NULL, NULL, fmt, ap);
     85 	va_end(ap);
     86 }
     87 
     88 void
     89 syslogp_ss(int pri, struct syslog_data *data, const char *msgid,
     90 	const char *sdfmt, const char *msgfmt, ...)
     91 {
     92 	va_list ap;
     93 
     94 	va_start(ap, msgfmt);
     95 	_vxsyslogp_r(pri, &_syslog_ss_fun, data, msgid, sdfmt, msgfmt, ap);
     96 	va_end(ap);
     97 }
     98 
     99 void
    100 vsyslog_ss(int pri, struct syslog_data *data, const char *fmt, va_list ap)
    101 {
    102 	_vxsyslogp_r(pri, &_syslog_ss_fun, data, NULL, NULL, fmt, ap);
    103 }
    104 
    105 void
    106 vsyslogp_ss(int pri, struct syslog_data *data, const char *msgid,
    107 	const char *sdfmt, const char *msgfmt, va_list ap)
    108 {
    109 	_vxsyslogp_r(pri, &_syslog_ss_fun, data, msgid, sdfmt, msgfmt, ap);
    110 }
    111