+++ /dev/null
-/* sysconf.c
-
- System status watcher...
-
- !!!Boy, howdy, is this ever not guaranteed not to change!!! */
-
-/*
- * Copyright (c) 1997, 1998 The Internet Software Consortium.
- * 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 Internet Software Consortium 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 INTERNET SOFTWARE CONSORTIUM 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 INTERNET SOFTWARE CONSORTIUM 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.
- *
- * This software has been written for the Internet Software Consortium
- * by Ted Lemon <mellon@fugue.com> in cooperation with Vixie
- * Enterprises. To learn more about the Internet Software Consortium,
- * see ``http://www.vix.com/isc''. To learn more about Vixie
- * Enterprises, see ``http://www.vix.com''.
- */
-
-#ifndef lint
-static char copyright[] =
-"$Id: sysconf.c,v 1.5 1999/02/24 17:56:48 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
-#endif /* not lint */
-
-#include "dhcpd.h"
-
-int sysconf_initialized;
-int sysconf_fd;
-
-void sysconf_startup (handler)
- void (*handler) PROTO ((struct sysconf_header *, void *));
-{
- struct sockaddr_un name;
- static int once;
- int len;
-
- /* Only initialize sysconf once. */
- if (sysconf_initialized)
- log_fatal ("attempted to reinitialize sysconf protocol");
- sysconf_initialized = 1;
-
- sysconf_fd = socket (AF_UNIX, SOCK_STREAM, 0);
- if (sysconf_fd < 0)
- log_fatal ("unable to create sysconf socket: %m");
-
- /* XXX for now... */
- name.sun_family = PF_UNIX;
- strcpy (name.sun_path, "/var/run/sysconf");
-#if defined (HAVE_SA_LEN)
- name.sun_len =
-#endif
- len = ((sizeof name) - (sizeof name.sun_path) +
- strlen (name.sun_path));
-
- if (connect (sysconf_fd, (struct sockaddr *)&name, len) < 0) {
- if (!once)
- log_error ("can't connect to sysconf socket: %m");
- once = 1;
- close (sysconf_fd);
- sysconf_initialized = 0;
- add_timeout (cur_time + 60, sysconf_restart, (void *)handler);
- } else
- add_protocol ("sysconf", sysconf_fd, sysconf_message,
- (void *)handler);
-}
-
-void sysconf_restart (v)
- void *v;
-{
- void (*handler) PROTO ((struct sysconf_header *, void *)) =
- (void (*) PROTO ((struct sysconf_header *, void *)))v;
-
- sysconf_startup (handler);
-}
-
-void sysconf_message (proto)
- struct protocol *proto;
-{
- struct sysconf_header hdr;
- int status;
- char *buf;
- void (*handler) PROTO ((struct sysconf_header *, void *));
-
- status = read (sysconf_fd, &hdr, sizeof hdr);
- if (status < 0) {
- log_error ("sysconf_message: %m");
- lose:
- add_timeout (cur_time + 60, sysconf_restart, proto -> local);
- remove_protocol (proto);
- return;
- }
- if (status < sizeof (hdr)) {
- log_error ("sysconf_message: short message");
- goto lose;
- }
-
- if (hdr.length) {
- buf = malloc (hdr.length);
- if (!buf)
- log_fatal ("sysconf_message: can't buffer payload");
- status = read (sysconf_fd, buf, hdr.length);
- if (status < 0)
- log_fatal ("sysconf_message payload read: %m");
- if (status != hdr.length)
- log_fatal ("sysconf_message payload: short read");
- } else
- buf = (char *)0;
-
- /* Call the handler... */
- if ((handler = ((void (*) PROTO ((struct sysconf_header *, void *)))
- proto -> local)))
- (*handler) (&hdr, buf);
-
- if (buf)
- free (buf);
-}
+++ /dev/null
-/* systat.h
-
- Definitions for systat protocol... */
-
-/*
- * Copyright (c) 1997 The Internet Software Consortium.
- * 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 Internet Software Consortium 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 INTERNET SOFTWARE CONSORTIUM 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 INTERNET SOFTWARE CONSORTIUM 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.
- *
- * This software has been written for the Internet Software Consortium
- * by Ted Lemon <mellon@fugue.com> in cooperation with Vixie
- * Enterprises. To learn more about the Internet Software Consortium,
- * see ``http://www.vix.com/isc''. To learn more about Vixie
- * Enterprises, see ``http://www.vix.com''.
- */
-
-#define SYSCONF_SOCKET "/var/run/sysconf"
-
-struct sysconf_header {
- u_int32_t type; /* Type of status message... */
- u_int32_t length; /* Length of message. */
-};
-
-/* Message types... */
-#define NETWORK_LOCATION_CHANGED 1
-