/* $OpenBSD: syslog.c,v 1.30 2009/11/18 07:43:22 guenther Exp $ */ /* * Copyright (c) 1983, 1988, 1993 * The Regents of the University of California. 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. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include static struct syslog_data sdata = SYSLOG_DATA_INIT; void __vsyslog_r(int pri, struct syslog_data *, size_t (*)(char *, size_t), const char *, va_list); static size_t gettime(char *buf, size_t maxsize) { time_t now; (void)time(&now); return (strftime(buf, maxsize, "%h %e %T ", localtime(&now))); } /* * syslog, vsyslog -- * print message on log file; output is intended for syslogd(8). */ void syslog(int pri, const char *fmt, ...) { va_list ap; va_start(ap, fmt); vsyslog(pri, fmt, ap); va_end(ap); } void vsyslog(int pri, const char *fmt, va_list ap) { __vsyslog_r(pri, &sdata, &gettime, fmt, ap); } void openlog(const char *ident, int logstat, int logfac) { openlog_r(ident, logstat, logfac, &sdata); } void closelog(void) { closelog_r(&sdata); } /* setlogmask -- set the log mask level */ int setlogmask(int pmask) { return setlogmask_r(pmask, &sdata); } /* setlogmask -- set the log mask level */ int setlogmask_r(int pmask, struct syslog_data *data) { int omask; omask = data->log_mask; if (pmask != 0) data->log_mask = pmask; return (omask); }