--- /dev/null
+/* 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. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. 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.
+ *
+ * #if defined(LIBC_SCCS) && !defined(lint)
+ * static char sccsid[] = "@(#)syslog.c 8.4 (Berkeley) 3/18/94";
+ * #endif
+ *
+ * Author: Eric Allman
+ * Modified to use UNIX domain IPC by Ralph Campbell
+ * Patched March 12, 1996 by A. Ian Vogelesang <vogelesang@hdshq.com>
+ * Rewritten by Martin Mares <mj@atrey.karlin.mff.cuni.cz> on May 14, 1997
+ * Rewritten by G. Falzoni <gfalzoni@inwind.it> for porting to Minix
+ *
+ * $Log$
+ * Revision 1.1 2005/10/31 14:31:05 beng
+ * Giovanni's symlink (+syslog+flock) patches.
+ *
+ * Revision 1.2 2001/01/04 11:54:26 root
+ * Removed variable to store PID which is computed
+ * at each call to avoid reporting parent's pid.
+ *
+ * $Id$
+ */
+#include <sys/types.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdarg.h>
+#include <time.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <syslog.h>
+#include <sys/ioctl.h>
+#include <net/netlib.h>
+#include <net/hton.h>
+#include <net/gen/in.h>
+#include <net/gen/udp.h>
+#include <net/gen/udp_io.h>
+#include <net/gen/netdb.h>
+#include <errno.h>
+#include <net/gen/inet.h>
+
+static int nfd = (-1);
+static int LogFacility = LOG_USER;
+static int LogFlags = 0;
+static char TagBuffer[40] = "syslog";
+
+/*
+** OPENLOG -- open system log
+** - establishes a channel to syslogd using UDP device
+** (port 514 is used _ syslog/udp)
+** - stores program tag (if not NULL) and other options
+** for use by syslog
+*/
+void openlog(const char *ident, int option, int facility)
+{
+ struct nwio_udpopt udpopt;
+
+ /* Stores logging flags */
+ LogFlags = option & (LOG_PID | LOG_PERROR | LOG_CONS);
+ /* Stores the requested facility */
+ LogFacility = facility;
+ /* Stores log tag if supplied */
+ if (ident != NULL && *ident != '0' && ident != TagBuffer) {
+ strncpy(TagBuffer, ident, sizeof(TagBuffer));
+ TagBuffer[sizeof(TagBuffer) - 1] = '0';
+ }
+
+ /* Opens channel to syslog daemon via UDP device */
+ /* Static values used to minimize code */
+ if (option & LOG_NDELAY) {
+ /* Opens UDP device */
+ if ((nfd = open(UDP_DEVICE, O_RDWR)) < 0) {
+ /* Report error */ ;
+ }
+ /* Sets options for UDP device */
+ udpopt.nwuo_flags = NWUO_SHARED | NWUO_LP_SET | NWUO_DI_LOC |
+ NWUO_DI_BROAD | NWUO_RP_SET | NWUO_RA_SET |
+ NWUO_RWDATONLY | NWUO_DI_IPOPT;
+ udpopt.nwuo_locaddr = udpopt.nwuo_remaddr = htonl(0x7F000001L);
+ udpopt.nwuo_locport = udpopt.nwuo_remport = htons(514);
+ if (ioctl(nfd, NWIOSUDPOPT, &udpopt) < 0 ||
+ ioctl(nfd, NWIOGUDPOPT, &udpopt) < 0) {
+ /* Report error */ ;
+ }
+ }
+ return;
+}
+
+/*
+** SYSLOG -- print message on log file
+**
+** This routine looks a lot like printf, except that it outputs to the
+** log file instead of the standard output. Also:
+** - adds a timestamp,
+** - prints the module name in front of the message,
+** - has some other formatting types (or will sometime),
+** - adds a newline on the end of the message.
+**
+** The output of this routine is intended to be read by syslogd(8).
+*/
+void syslog(int lprty, const char *msg,...)
+{
+ time_t now;
+ char buff[512];
+ int len, rc;
+ va_list ap;
+
+ /* First log message opens a channel to syslog */
+ if (nfd < 0) openlog(TagBuffer, LogFlags | LOG_NDELAY, LogFacility);
+ time(&now);
+ len = sprintf(buff, "<%d>%.15s %s: ",
+ LogFacility | lprty, ctime(&now) + 4, TagBuffer);
+ if (LogFlags & LOG_PID) {
+ len -= 2;
+ len += sprintf(buff + len, "[%d]: ", getpid());
+ }
+ va_start(ap, msg);
+ len += vsprintf(buff + len, msg, ap);
+ va_end(ap);
+ rc = write(nfd, buff, len);
+ if ((rc != len && LogFlags & LOG_CONS) || LogFlags & LOG_PERROR) {
+ write(STDERR_FILENO, buff, len);
+ write(STDERR_FILENO, "\n", 1);
+ }
+ return;
+}
+
+/*
+** CLOSELOG -- close access to syslogd
+** - closes UDP channel
+** - restores default values
+*/
+void closelog(void)
+{
+
+ close(nfd);
+ nfd = -1;
+ LogFacility = LOG_USER;
+ LogFlags = 0;
+ return;
+}
+
+/** syslog.c **/