Index: configure
===================================================================
--- configure (nonexistent)
+++ configure (revision 5)
@@ -0,0 +1,304 @@
+#!/bin/sh
+#
+# This file was generated by confgen version 2.
+# Do not edit.
+#
+
+PREFIX='/usr'
+#EXECPREFIX='$PREFIX'
+INSTALLROOT=''
+BINMODE='755'
+#DAEMONMODE='$BINMODE'
+MANMODE='644'
+
+while [ x$1 != x ]; do case $1 in
+
+ --help)
+ cat <<EOF
+Usage: configure [options]
+ --help Show this message
+ --with-debug Enable debugging
+ --prefix=path Prefix for location of files [/usr]
+ --exec-prefix=path Location for arch-depedent files [prefix]
+ --installroot=root Top of filesystem tree to install in [/]
+ --binmode=mode Mode for binaries [755]
+ --daemonmode=mode Mode for daemon binaries [same as binmode]
+ --manmode=mode Mode for manual pages [644]
+ --with-c-compiler=cc Program for compiling C source [guessed]
+EOF
+ exit 0;;
+ --verbose) ;;
+ --quiet) ;;
+
+ --subdir) . ../configure.defs;;
+
+ --with-debug|--debug) DEBUG=1;;
+ --prefix=*) PREFIX=`echo $1 | sed 's/^[^=]*=//'` ;;
+ --exec-prefix=*) EXECPREFIX=`echo $1 | sed 's/^[^=]*=//'` ;;
+ --installroot=*) INSTALLROOT=`echo $1 | sed 's/^[^=]*=//'` ;;
+ --binmode=*) BINMODE=`echo $1 | sed 's/^[^=]*=//'` ;;
+ --daemonmode=*) DAEMONMODE=`echo $1 | sed 's/^[^=]*=//'` ;;
+ --manmode=*) MANMODE=`echo $1 | sed 's/^[^=]*=//'` ;;
+ --with-c-compiler=*) CC=`echo $1 | sed 's/^[^=]*=//'` ;;
+ *) echo "Unrecognized option: $1"; exit 1;;
+esac
+shift
+done
+
+if [ x$EXECPREFIX = x ]; then
+ EXECPREFIX="$PREFIX"
+fi
+
+if [ x$DAEMONMODE = x ]; then
+ DAEMONMODE="$BINMODE"
+fi
+
+BINDIR="$EXECPREFIX/bin"
+SBINDIR="$EXECPREFIX/sbin"
+MANDIR="$PREFIX/share/man"
+
+echo "Directories: $BINDIR $SBINDIR $MANDIR "
+
+if [ x$INSTALLROOT != x ]; then
+ echo "Installing in chroot tree rooted at $INSTALLROOT"
+fi
+
+##################################################
+
+WARNINGS='-Wall -W -Wpointer-arith -Wbad-function-cast -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wnested-externs -Winline '
+
+cat << EOF > __conftest.c
+ int main() { int class=0; return class; }
+EOF
+
+if [ x"$CC" = x ]; then
+ echo -n 'Looking for a C compiler... '
+ for TRY in egcs gcc g++ CC c++ cc; do
+ (
+ $TRY __conftest.c -o __conftest || exit 1;
+# ./__conftest || exit 1;
+ ) >/dev/null 2>&1 || continue;
+ CC=$TRY
+ break;
+ done
+ if [ x"$CC" = x ]; then
+ echo 'failed.'
+ echo 'Cannot find a C compiler. Run configure with --with-c-compiler.'
+ rm -f __conftest*
+ exit
+ fi
+ echo "$CC"
+else
+ echo -n 'Checking if C compiler works... '
+ if (
+ $CC __conftest.c -o __conftest || exit 1
+# ./__conftest || exit 1
+ ) >/dev/null 2>&1; then
+ echo 'yes'
+ else
+ echo 'no'
+ echo 'Compiler '"$CC"' does not exist or cannot compile C; try another.'
+ rm -f __conftest*
+ exit
+ fi
+fi
+
+echo -n "Checking if $CC accepts gcc warnings... "
+if (
+ $CC $WARNINGS __conftest.c -o __conftest || exit 1
+ ) >/dev/null 2>&1; then
+ echo 'yes'
+ CC_WARNINGS=1
+else
+ echo 'no'
+fi
+
+if [ x$DEBUG = x ]; then
+ echo -n "Checking if $CC accepts -O2... "
+ if (
+ $CC -O2 __conftest.c -o __conftest
+ ) >/dev/null 2>&1; then
+ echo 'yes'
+ CFLAGS="$CFLAGS -O2"
+ else
+ echo 'no'
+ echo -n "Checking if $CC accepts -O... "
+ if (
+ $CC -O __conftest.c -o __conftest
+ ) >/dev/null 2>&1; then
+ echo 'yes'
+ CFLAGS="$CFLAGS -O"
+ else
+ echo 'no'
+ fi
+ fi
+
+else
+ echo -n "Checking if $CC accepts -g... "
+ if (
+ $CC -g __conftest.c -o __conftest
+ ) >/dev/null 2>&1; then
+ echo 'yes'
+ CFLAGS="$CFLAGS -g"
+ else
+ echo 'no'
+ fi
+
+fi
+
+LDFLAGS=$LDFLAGS
+LIBS=$LIBS
+
+rm -f __conftest*
+
+##################################################
+
+echo -n 'Checking for BSD signal semantics... '
+cat <<EOF >__conftest.c
+#include <unistd.h>
+#include <signal.h>
+int count=0;
+void handle(int foo) { count++; }
+int main() {
+ int pid=getpid();
+ signal(SIGINT, handle);
+ kill(pid,SIGINT);
+ kill(pid,SIGINT);
+ kill(pid,SIGINT);
+ if (count!=3) return 1;
+ return 0;
+}
+
+EOF
+if (
+ $CC $CFLAGS __conftest.c -o __conftest || exit 1
+# ./__conftest || exit 1
+ ) >/dev/null 2>&1; then
+ echo 'yes'
+else
+ if (
+ $CC $CFLAGS -D__USE_BSD_SIGNAL __conftest.c -o __conftest || exit 1
+# ./__conftest || exit 1
+ ) >/dev/null 2>&1; then
+ echo '-D__USE_BSD_SIGNAL'
+ CFLAGS="$CFLAGS -D__USE_BSD_SIGNAL"
+ else
+ echo 'no'
+ echo 'This package needs BSD signal semantics to run.'
+ rm -f __conftest*
+ exit
+ fi
+fi
+rm -f __conftest*
+
+##################################################
+
+echo -n 'Checking for snprintf declaration... '
+cat <<EOF >__conftest.c
+#include <stdio.h>
+int main() {
+ void *x = (void *)snprintf;
+ printf("%lx", (long)x);
+ return 0;
+}
+
+EOF
+if (
+ $CC $CFLAGS __conftest.c -o __conftest || exit 1
+ ) >/dev/null 2>&1; then
+ echo 'ok'
+else
+ if (
+ $CC $CFLAGS -D_GNU_SOURCE __conftest.c -o __conftest || exit 1
+# ./__conftest || exit 1
+ ) >/dev/null 2>&1; then
+ echo '-D_GNU_SOURCE'
+ CFLAGS="$CFLAGS -D_GNU_SOURCE"
+ else
+ echo 'manual'
+ CFLAGS="$CFLAGS -DDECLARE_SNPRINTF"
+ fi
+fi
+rm -f __conftest*
+
+echo -n 'Checking for snprintf implementation... '
+cat <<EOF >__conftest.c
+#include <stdio.h>
+#include <string.h>
+#ifdef DECLARE_SNPRINTF
+#ifdef __cplusplus
+extern "C"
+#endif /*__cplusplus*/
+int snprintf(char *, int, const char *, ...);
+#endif /*DECLARE_SNPRINTF*/
+int main() {
+ char buf[32];
+ snprintf(buf, 8, "%s", "1234567890");
+ if (strlen(buf)!=7) return 1;
+ return 0;
+}
+
+EOF
+if (
+ $CC $CFLAGS __conftest.c $LIBBSD -o __conftest || exit 1
+# ./__conftest || exit 1
+ ) >/dev/null 2>&1; then
+ echo 'ok'
+else
+ if (
+ $CC $CFLAGS __conftest.c -lsnprintf $LIBBSD -o __conftest || exit 1
+# ./__conftest || exit 1
+ ) >/dev/null 2>&1; then
+ echo '-lsnprintf'
+ LIBS="$LIBS -lsnprintf"
+ else
+ if (
+ $CC $CFLAGS __conftest.c -ldb $LIBBSD -o __conftest || exit 1
+# ./__conftest || exit 1
+ ) >/dev/null 2>&1; then
+ echo '-ldb'
+ LIBS="$LIBS -ldb"
+ else
+ echo 'missing'
+ echo 'This package requires snprintf.'
+ rm -f __conftest*
+ exit
+ fi
+ fi
+fi
+rm -f __conftest*
+
+##################################################
+
+## libbsd should go last in case it's broken
+if [ "x$LIBBSD" != x ]; then
+ LIBS="$LIBS $LIBBSD"
+fi
+
+echo 'Generating MCONFIG...'
+(
+ echo -n '# Generated by configure (confgen version 2) on '
+ date
+ echo '#'
+ echo
+
+ echo "BINDIR=$BINDIR"
+ echo "SBINDIR=$SBINDIR"
+ echo "MANDIR=$MANDIR"
+ echo "BINMODE=$BINMODE"
+ echo "DAEMONMODE=$DAEMONMODE"
+ echo "MANMODE=$MANMODE"
+ echo "PREFIX=$PREFIX"
+ echo "EXECPREFIX=$EXECPREFIX"
+ echo "INSTALLROOT=$INSTALLROOT"
+ echo "CC=$CC"
+ if [ x$CC_WARNINGS != x ]; then
+ CFLAGS="$CFLAGS $WARNINGS"
+ fi
+
+ echo "CFLAGS=$CFLAGS" | sed 's/= */=/'
+ echo "LDFLAGS=$LDFLAGS" | sed 's/= */=/'
+ echo "LIBS=$LIBS" | sed 's/= */=/'
+
+) > MCONFIG
+
Property changes on: configure
___________________________________________________________________
Added: svn:executable
## -0,0 +1 ##
+*
\ No newline at end of property
Index: rwhod/rwhod.c
===================================================================
--- rwhod/rwhod.c (nonexistent)
+++ rwhod/rwhod.c (revision 5)
@@ -0,0 +1,751 @@
+/*
+ * Copyright (c) 1983 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.
+ */
+
+char copyright[] =
+ "@(#) Copyright (c) 1983 The Regents of the University of California.\n"
+ "All rights reserved.\n";
+
+/*
+ * From: @(#)rwhod.c 5.20 (Berkeley) 3/2/91
+ */
+char rcsid[] =
+ "$Id: rwhod.c,v 1.20 2000/07/23 03:19:48 dholland Exp $";
+
+#include <sys/param.h>
+#include <sys/socket.h>
+#include <sys/stat.h>
+#include <signal.h>
+#include <sys/ioctl.h>
+#include <sys/file.h>
+
+#include <net/if.h>
+#include <netinet/in.h>
+#include <netinet/ip.h>
+#include <time.h>
+
+#ifndef __linux__
+#include <nlist.h>
+#endif
+#include <errno.h>
+#include <utmp.h>
+#include <ctype.h>
+#include <netdb.h>
+#include <syslog.h>
+#include <protocols/rwhod.h>
+#include <stdio.h>
+#undef __USE_BSD
+#include <stdlib.h>
+#define __USE_BSD
+#include <paths.h>
+#include <unistd.h>
+#include <string.h>
+#include <arpa/inet.h>
+#include <pwd.h>
+#include <grp.h>
+
+#include "daemon.h"
+
+#include "../version.h"
+
+#define ENDIAN LITTLE_ENDIAN
+
+/*
+ * Alarm interval. Don't forget to change the down time check in ruptime
+ * if this is changed.
+ */
+#define AL_INTERVAL (3 * 60)
+
+static struct sockaddr_in sine;
+
+#ifndef __linux__
+struct nlist nl[] = {
+#define NL_BOOTTIME 0
+ { "_boottime" },
+ 0
+};
+#endif
+
+static void broadcaster(void);
+static int configure(int s);
+static int verify(const char *name);
+/* static int getloadavg(double ptr[3], int n); */
+
+/*
+ * We communicate with each neighbor in
+ * a list constructed at the time we're
+ * started up. Neighbors are currently
+ * directly connected via a hardware interface.
+ */
+struct neighbor {
+ struct neighbor *n_next;
+ char *n_name; /* interface name */
+ char *n_addr; /* who to send to */
+ int n_addrlen; /* size of address */
+ int n_flags; /* should forward?, interface flags */
+};
+
+static struct neighbor *neighbors;
+static struct servent *sp;
+static int sk;
+static int use_pointopoint = 0;
+static int use_broadcast = 0;
+static int need_init = 1;
+static int child_pid = 0;
+
+#define WHDRSIZE (((caddr_t) &((struct whod *) 0)->wd_we) \
+ - ((caddr_t) 0))
+
+static void huphandler(int);
+static void termhandler(int);
+static void sendpacket(struct whod *);
+static void getboottime(struct whod *);
+
+int
+main(int argc, char *argv[])
+{
+ struct sockaddr_in from;
+ struct passwd *pw = 0;
+ struct stat st;
+ char path[64];
+ char *user = NULL;
+ int on = 1;
+ int opt;
+
+ if (getuid()) {
+ fprintf(stderr, "rwhod: not super user\n");
+ exit(1);
+ }
+
+ while ((opt = getopt(argc, argv, "bpau:")) != EOF) {
+ switch (opt) {
+ case 'b':
+ use_broadcast = 1;
+ break;
+ case 'p':
+ use_pointopoint = 1;
+ break;
+ case 'a':
+ use_broadcast = 1;
+ use_pointopoint = 1;
+ break;
+ case 'u':
+ user = optarg;
+ break;
+ case '?':
+ default:
+ fprintf(stderr, "usage: rwhod [-bpa] [-u user]\n");
+ exit(1);
+ break;
+ }
+ }
+ if (optind<argc) {
+ fprintf(stderr, "usage: rwhod [-bpa] [-u user]\n");
+ exit(1);
+ }
+ if (!use_pointopoint && !use_broadcast) {
+ /* use none is nonsensical; default to all */
+ use_pointopoint = 1;
+ use_broadcast = 1;
+ }
+
+ sp = getservbyname("who", "udp");
+ if (sp == 0) {
+ fprintf(stderr, "rwhod: udp/who: unknown service\n");
+ exit(1);
+ }
+#ifndef DEBUG
+ daemon(1, 0);
+#endif
+ if (chdir(_PATH_RWHODIR) < 0) {
+ (void)fprintf(stderr, "rwhod: %s: %s\n",
+ _PATH_RWHODIR, strerror(errno));
+ exit(1);
+ }
+ (void) signal(SIGHUP, huphandler);
+ openlog("rwhod", LOG_PID, LOG_DAEMON);
+
+ if ((sk = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
+ syslog(LOG_ERR, "socket: %m");
+ exit(1);
+ }
+ if (setsockopt(sk, SOL_SOCKET, SO_BROADCAST, &on, sizeof (on)) < 0) {
+ syslog(LOG_ERR, "setsockopt SO_BROADCAST: %m");
+ exit(1);
+ }
+ sine.sin_family = AF_INET;
+ sine.sin_port = sp->s_port;
+ if (bind(sk, (struct sockaddr *)&sine, sizeof(sine)) < 0) {
+ syslog(LOG_ERR, "bind: %m");
+ exit(1);
+ }
+
+ (void) umask(022);
+
+ signal(SIGTERM, termhandler);
+ child_pid = fork();
+ if (child_pid < 0) {
+ syslog(LOG_ERR, "fork: %m");
+ exit(1);
+ }
+ if (child_pid == 0) {
+ broadcaster();
+ exit(0);
+ }
+
+ /* We have to drop privs in two steps--first get the
+ * account info, then drop privs after chroot */
+ if (user && (pw = getpwnam(user)) == NULL) {
+ syslog(LOG_ERR, "unknown user: %s", user);
+ exit(1);
+ }
+
+ /* Chroot to the spool directory
+ * (note this is already our $cwd) */
+ if (chroot(_PATH_RWHODIR) < 0) {
+ syslog(LOG_ERR, "chroot(%s): %m", _PATH_RWHODIR);
+ kill(child_pid, SIGTERM);
+ exit(1);
+ }
+
+ /* Now drop privs */
+ if (pw) {
+ if (setgroups(1, &pw->pw_gid) < 0
+ || setgid(pw->pw_gid) < 0
+ || setuid(pw->pw_uid) < 0) {
+ syslog(LOG_ERR, "failed to drop privilege: %m");
+ exit(1);
+ }
+ }
+
+ for (;;) {
+ struct whod wd;
+ int cc, whod;
+ socklen_t len = (socklen_t)sizeof(from);
+
+ memset(&wd, 0, sizeof(wd));
+ cc = recvfrom(sk, (char *)&wd, sizeof(struct whod), 0,
+ (struct sockaddr *)&from, &len);
+ if (cc <= 0) {
+ if (cc < 0 && errno != EINTR)
+ syslog(LOG_WARNING, "recv: %m");
+ continue;
+ }
+ if (from.sin_port != sp->s_port) {
+ syslog(LOG_WARNING, "%d: bad from port",
+ ntohs(from.sin_port));
+ continue;
+ }
+ if (wd.wd_vers != WHODVERSION)
+ continue;
+ if (wd.wd_type != WHODTYPE_STATUS)
+ continue;
+ /*
+ * Ensure null termination of the name within the packet.
+ * Otherwise we might overflow or read past the end.
+ */
+ wd.wd_hostname[sizeof(wd.wd_hostname)-1] = 0;
+ if (!verify(wd.wd_hostname)) {
+ syslog(LOG_WARNING, "malformed host name from %x",
+ from.sin_addr);
+ continue;
+ }
+ snprintf(path, sizeof(path), "whod.%s", wd.wd_hostname);
+ /*
+ * Rather than truncating and growing the file each time,
+ * use ftruncate if size is less than previous size.
+ */
+ whod = open(path, O_WRONLY | O_CREAT, 0644);
+ if (whod < 0) {
+ syslog(LOG_WARNING, "%s: %m", path);
+ continue;
+ }
+#if ENDIAN != BIG_ENDIAN
+ {
+ int i, n = (cc - WHDRSIZE)/sizeof(struct whoent);
+ struct whoent *we;
+
+ /* undo header byte swapping before writing to file */
+ wd.wd_sendtime = ntohl(wd.wd_sendtime);
+ for (i = 0; i < 3; i++)
+ wd.wd_loadav[i] = ntohl(wd.wd_loadav[i]);
+ wd.wd_boottime = ntohl(wd.wd_boottime);
+ we = wd.wd_we;
+ for (i = 0; i < n; i++) {
+ we->we_idle = ntohl(we->we_idle);
+ we->we_utmp.out_time =
+ ntohl(we->we_utmp.out_time);
+ we++;
+ }
+ }
+#endif
+ wd.wd_recvtime = time(NULL);
+ write(whod, (char *)&wd, cc);
+ if (fstat(whod, &st) < 0 || st.st_size > cc)
+ ftruncate(whod, cc);
+ (void) close(whod);
+ }
+}
+
+/*
+ * Terminate broadcaster process
+ */
+static void
+termhandler(int dummy)
+{
+ (void) dummy;
+ if (child_pid)
+ kill(child_pid, SIGTERM);
+ exit(0);
+}
+
+/*
+ * Obtain boot time again
+ */
+static void
+huphandler(int dummy)
+{
+ (void) dummy;
+ need_init = 1;
+}
+
+/*
+ * This is the part of rwhod that sends out packets
+ */
+static void
+broadcaster()
+{
+ char myname[MAXHOSTNAMELEN], *cp;
+ size_t mynamelen;
+ struct whod mywd;
+
+ if (!configure(sk))
+ exit(1);
+
+ /*
+ * Establish host name as returned by system.
+ */
+ if (gethostname(myname, sizeof (myname) - 1) < 0) {
+ syslog(LOG_ERR, "gethostname: %m");
+ exit(1);
+ }
+ if ((cp = index(myname, '.')) != NULL)
+ *cp = '\0';
+ mynamelen = strlen(myname);
+ if (mynamelen > sizeof(mywd.wd_hostname))
+ mynamelen = sizeof(mywd.wd_hostname);
+ strncpy(mywd.wd_hostname, myname, mynamelen);
+ mywd.wd_hostname[sizeof(mywd.wd_hostname)-1] = 0;
+
+ getboottime(&mywd);
+
+ while (1) {
+ sendpacket(&mywd);
+ (void) sleep(AL_INTERVAL);
+ }
+}
+
+/*
+ * Check out host name for unprintables
+ * and other funnies before allowing a file
+ * to be created. Sorry, but blanks aren't allowed.
+ */
+static int
+verify(const char *name)
+{
+ register int size = 0;
+
+ while (*name) {
+ if (*name=='/' ||
+ !isascii(*name) || !(isalnum(*name) || ispunct(*name)))
+ return (0);
+ name++, size++;
+ }
+ return size > 0;
+}
+
+
+static void
+sendpacket(struct whod *wd)
+{
+ static int nutmps = 0;
+ static time_t utmptime = 0;
+ static off_t utmpsize = 0;
+ static int alarmcount = 0;
+
+ struct neighbor *np;
+ struct whoent *we = wd->wd_we, *wlast;
+ int i, cc;
+ struct stat stb;
+ struct utmp *uptr;
+ double avenrun[3];
+ time_t now = time(NULL);
+
+ if (alarmcount % 10 == 0 || need_init) {
+ getboottime(wd);
+ need_init = 0;
+ }
+ alarmcount++;
+ stat(_PATH_UTMP, &stb);
+ if ((stb.st_mtime != utmptime) || (stb.st_size > utmpsize)) {
+ utmptime = stb.st_mtime;
+ if (stb.st_size > utmpsize) {
+ utmpsize = stb.st_size + 10 * sizeof(struct utmp);
+ }
+ wlast = (struct whoent *) ((caddr_t) wd->wd_we)
+ + sizeof(wd->wd_we);
+ wlast = &wd->wd_we[1024 / sizeof (struct whoent) - 1];
+ setutent();
+ while ((uptr = getutent()) && we < wlast) {
+ if (uptr->ut_name[0]
+ && uptr->ut_type == USER_PROCESS) {
+ bcopy(uptr->ut_line, we->we_utmp.out_line,
+ sizeof(uptr->ut_line));
+ bcopy(uptr->ut_name, we->we_utmp.out_name,
+ sizeof(uptr->ut_name));
+ we->we_utmp.out_time = htonl(uptr->ut_time);
+ we++;
+ }
+ }
+ nutmps = we - wd->wd_we;
+ endutent();
+ }
+
+ /*
+ * The test on utmpent looks silly---after all, if no one is
+ * logged on, why worry about efficiency?---but is useful on
+ * (e.g.) compute servers.
+ */
+ if (nutmps && chdir(_PATH_DEV)) {
+ syslog(LOG_ERR, "chdir(%s): %m", _PATH_DEV);
+ exit(1);
+ }
+ we = wd->wd_we;
+ for (i = 0; i < nutmps; i++) {
+ if (stat(we->we_utmp.out_line, &stb) >= 0)
+ we->we_idle = htonl(now - stb.st_atime);
+ we++;
+ }
+ getloadavg(avenrun, sizeof(avenrun)/sizeof(avenrun[0]));
+ for (i = 0; i < 3; i++)
+ wd->wd_loadav[i] = htonl((u_long)(avenrun[i] * 100));
+ cc = (char *)we - (char *)wd;
+ wd->wd_sendtime = htonl(time(0));
+ wd->wd_vers = WHODVERSION;
+ wd->wd_type = WHODTYPE_STATUS;
+ for (np = neighbors; np != NULL; np = np->n_next) {
+ if (sendto(sk, (char *)wd, cc, 0,
+ (struct sockaddr *) np->n_addr, np->n_addrlen) < 0)
+ syslog(LOG_ERR, "sendto(%s): %m",
+ inet_ntoa(((struct sockaddr_in *)np->n_addr)->sin_addr));
+ }
+
+ if (nutmps && chdir(_PATH_RWHODIR)) {
+ syslog(LOG_ERR, "chdir(%s): %m", _PATH_RWHODIR);
+ exit(1);
+ }
+}
+
+/*
+ * Taken from:
+ *
+ * rwhod.c
+ *
+ * A simple rwhod server for Linux
+ *
+ * Version: 0.1
+ *
+ * Copyright (c) 1993 Peter Eriksson, Signum Support AB
+ *
+ * -----------------------------------------------------------------------
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 1, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * -----------------------------------------------------------------------
+ *
+ * Send comments/bug reports/fixes to: pen@signum.se or pen@lysator.liu.se
+ */
+int getloadavg(double ptr[3], int n)
+{
+ FILE *fp;
+
+ if (n!=3) return -1;
+
+ fp = fopen("/proc/loadavg", "r");
+ if (!fp) return -1;
+
+ if (fscanf(fp, "%lf %lf %lf", &ptr[0], &ptr[1], &ptr[2]) != 3) {
+ fclose(fp);
+ return -1;
+ }
+
+ fclose(fp);
+ return 0;
+}
+
+
+void
+getboottime(struct whod *wd)
+{
+#ifdef __linux__
+ long uptime;
+ time_t curtime;
+ FILE *fp = fopen("/proc/uptime", "r");
+ if (!fp) return /* -1 */;
+
+ fscanf(fp, "%ld", &uptime);
+
+ curtime = time(NULL);
+ curtime -= uptime;
+ wd->wd_boottime = htonl(curtime);
+
+ fclose(fp);
+ return /* 0 */;
+#else
+ static int kmemf = -1;
+ static ino_t vmunixino;
+ static time_t vmunixctime;
+ struct stat sb;
+
+ if (stat(_PATH_UNIX, &sb) < 0) {
+ if (vmunixctime)
+ return;
+ } else {
+ if (sb.st_ctime == vmunixctime && sb.st_ino == vmunixino)
+ return;
+ vmunixctime = sb.st_ctime;
+ vmunixino= sb.st_ino;
+ }
+ if (kmemf >= 0)
+ (void) close(kmemf);
+loop:
+ if (nlist(_PATH_UNIX, nl)) {
+ syslog(LOG_WARNING, "%s: namelist botch", _PATH_UNIX);
+ sleep(300);
+ goto loop;
+ }
+ kmemf = open(_PATH_KMEM, O_RDONLY, 0);
+ if (kmemf < 0) {
+ syslog(LOG_ERR, "%s: %m", _PATH_KMEM);
+ exit(1);
+ }
+ (void) lseek(kmemf, (long)nl[NL_BOOTTIME].n_value, L_SET);
+ (void) read(kmemf, (char *)&wd->wd_boottime,
+ sizeof (wd->wd_boottime));
+ wd->wd_boottime = htonl(wd->wd_boottime);
+#endif
+}
+
+/*
+ * Figure out device configuration and select
+ * networks which deserve status information.
+ */
+static int
+configure(int s)
+{
+ char buf[BUFSIZ], *cp, *cplim;
+ struct ifconf ifc;
+ struct ifreq ifreq, *ifr;
+ struct sockaddr_in *sn;
+ register struct neighbor *np;
+
+ ifc.ifc_len = sizeof (buf);
+ ifc.ifc_buf = buf;
+ if (ioctl(s, SIOCGIFCONF, (char *)&ifc) < 0) {
+ syslog(LOG_ERR, "ioctl (get interface configuration)");
+ return (0);
+ }
+ ifr = ifc.ifc_req;
+#ifdef AF_LINK
+#define max(a, b) (a > b ? a : b)
+#define size(p) max((p).sa_len, sizeof(p))
+#else
+#define size(p) (sizeof (p))
+#endif
+ cplim = buf + ifc.ifc_len; /*skip over if's with big ifr_addr's */
+ for (cp = buf; cp < cplim;
+ cp += sizeof (ifr->ifr_name) + size(ifr->ifr_addr)) {
+ ifr = (struct ifreq *)cp;
+ for (np = neighbors; np != NULL; np = np->n_next)
+ if (np->n_name &&
+ strcmp(ifr->ifr_name, np->n_name) == 0)
+ break;
+ if (np != NULL)
+ continue;
+ ifreq = *ifr;
+ np = (struct neighbor *)malloc(sizeof (*np));
+ if (np == NULL)
+ continue;
+ np->n_name = malloc(strlen(ifr->ifr_name) + 1);
+ if (np->n_name == NULL) {
+ free((char *)np);
+ continue;
+ }
+ strcpy(np->n_name, ifr->ifr_name);
+ np->n_addrlen = sizeof (ifr->ifr_addr);
+ np->n_addr = malloc(np->n_addrlen);
+ if (np->n_addr == NULL) {
+ free(np->n_name);
+ free((char *)np);
+ continue;
+ }
+ bcopy((char *)&ifr->ifr_addr, np->n_addr, np->n_addrlen);
+ if (ioctl(s, SIOCGIFFLAGS, (char *)&ifreq) < 0) {
+ syslog(LOG_ERR, "ioctl (get interface flags)");
+ free((char *)np);
+ continue;
+ }
+ if ((ifreq.ifr_flags & IFF_UP) == 0 ||
+ (ifreq.ifr_flags & (IFF_BROADCAST|IFF_POINTOPOINT)) == 0) {
+ free((char *)np);
+ continue;
+ }
+ np->n_flags = ifreq.ifr_flags;
+ if (np->n_flags & IFF_POINTOPOINT) {
+ if (ioctl(s, SIOCGIFDSTADDR, (char *)&ifreq) < 0) {
+ syslog(LOG_ERR, "ioctl (get dstaddr)");
+ free(np);
+ continue;
+ }
+ if (!use_pointopoint) {
+ free(np);
+ continue;
+ }
+ /* we assume addresses are all the same size */
+ bcopy((char *)&ifreq.ifr_dstaddr,
+ np->n_addr, np->n_addrlen);
+ }
+ if (np->n_flags & IFF_BROADCAST) {
+ if (ioctl(s, SIOCGIFBRDADDR, (char *)&ifreq) < 0) {
+ syslog(LOG_ERR, "ioctl (get broadaddr)");
+ free(np);
+ continue;
+ }
+ if (!use_broadcast) {
+ free(np);
+ continue;
+ }
+ /* we assume addresses are all the same size */
+ bcopy((char *)&ifreq.ifr_broadaddr,
+ np->n_addr, np->n_addrlen);
+ }
+ /* gag, wish we could get rid of Internet dependencies */
+ sn = (struct sockaddr_in *)np->n_addr;
+ sn->sin_port = sp->s_port;
+ np->n_next = neighbors;
+ neighbors = np;
+ }
+ return (1);
+}
+
+#ifdef DEBUG
+sendto(s, buf, cc, flags, to, tolen)
+ int s;
+#ifdef __linux__
+ __const void *buf;
+ int cc;
+ unsigned int flags;
+ __const struct sockaddr *to;
+ int tolen;
+#else
+ char *buf;
+ int cc, flags;
+ char *to;
+ int tolen;
+#endif
+{
+ register struct whod *w = (struct whod *)buf;
+ register struct whoent *we;
+ struct sockaddr_in *sn = (struct sockaddr_in *)to;
+ char *interval();
+
+ printf("sendto %x.%d\n", ntohl(sn->sin_addr.s_addr), ntohs(sn->sin_port));
+ printf("hostname %s %s\n", w->wd_hostname,
+ interval(ntohl(w->wd_sendtime) - ntohl(w->wd_boottime), " up"));
+ printf("load %4.2f, %4.2f, %4.2f\n",
+ ntohl(w->wd_loadav[0]) / 100.0, ntohl(w->wd_loadav[1]) / 100.0,
+ ntohl(w->wd_loadav[2]) / 100.0);
+ cc -= WHDRSIZE;
+ for (we = w->wd_we, cc /= sizeof (struct whoent); cc > 0; cc--, we++) {
+ time_t t = ntohl(we->we_utmp.out_time);
+ printf("%-8.8s %s:%s %.12s",
+ we->we_utmp.out_name,
+ w->wd_hostname, we->we_utmp.out_line,
+ ctime(&t)+4);
+ we->we_idle = ntohl(we->we_idle) / 60;
+ if (we->we_idle) {
+ if (we->we_idle >= 100*60)
+ we->we_idle = 100*60 - 1;
+ if (we->we_idle >= 60)
+ printf(" %2d", we->we_idle / 60);
+ else
+ printf(" ");
+ printf(":%02d", we->we_idle % 60);
+ }
+ printf("\n");
+ }
+}
+
+char *
+interval(time, updown)
+ int time;
+ char *updown;
+{
+ static char resbuf[32];
+ int days, hours, minutes;
+
+ if (time < 0 || time > 3*30*24*60*60) {
+ (void) snprintf(resbuf, sizeof(resbuf), " %s ??:??", updown);
+ return (resbuf);
+ }
+ minutes = (time + 59) / 60; /* round to minutes */
+ hours = minutes / 60; minutes %= 60;
+ days = hours / 24; hours %= 24;
+ if (days)
+ (void) snprintf(resbuf, sizeof(resbuf), "%s %2d+%02d:%02d",
+ updown, days, hours, minutes);
+ else
+ (void) snprintf(resbuf, sizeof(resbuf), "%s %2d:%02d",
+ updown, hours, minutes);
+ return (resbuf);
+}
+#endif
Index: rwhod
===================================================================
--- rwhod (nonexistent)
+++ rwhod (revision 5)
Property changes on: rwhod
___________________________________________________________________
Added: svn:ignore
## -0,0 +1,73 ##
+
+# install dir
+dist
+
+# Target build dirs
+.a1x-newlib
+.a2x-newlib
+.at91sam7s-newlib
+
+.build-machine
+
+.a1x-glibc
+.a2x-glibc
+.h3-glibc
+.h5-glibc
+.i586-glibc
+.i686-glibc
+.imx6-glibc
+.jz47xx-glibc
+.makefile
+.am335x-glibc
+.omap543x-glibc
+.p5600-glibc
+.power8-glibc
+.power8le-glibc
+.power9-glibc
+.power9le-glibc
+.m1000-glibc
+.riscv64-glibc
+.rk328x-glibc
+.rk33xx-glibc
+.rk339x-glibc
+.s8xx-glibc
+.s9xx-glibc
+.x86_64-glibc
+
+# Hidden files (each file)
+.makefile
+.dist
+.rootfs
+
+# src & hw requires
+.src_requires
+.src_requires_depend
+.requires
+.requires_depend
+
+# Tarballs
+*.gz
+*.bz2
+*.lz
+*.xz
+*.tgz
+*.txz
+
+# Signatures
+*.asc
+*.sig
+*.sign
+*.sha1sum
+
+# Patches
+*.patch
+
+# Descriptions
+*.dsc
+*.txt
+
+# Default linux config files
+*.defconfig
+
+# backup copies
+*~
Index: .
===================================================================
--- . (nonexistent)
+++ . (revision 5)
Property changes on: .
___________________________________________________________________
Added: svn:ignore
## -0,0 +1,73 ##
+
+# install dir
+dist
+
+# Target build dirs
+.a1x-newlib
+.a2x-newlib
+.at91sam7s-newlib
+
+.build-machine
+
+.a1x-glibc
+.a2x-glibc
+.h3-glibc
+.h5-glibc
+.i586-glibc
+.i686-glibc
+.imx6-glibc
+.jz47xx-glibc
+.makefile
+.am335x-glibc
+.omap543x-glibc
+.p5600-glibc
+.power8-glibc
+.power8le-glibc
+.power9-glibc
+.power9le-glibc
+.m1000-glibc
+.riscv64-glibc
+.rk328x-glibc
+.rk33xx-glibc
+.rk339x-glibc
+.s8xx-glibc
+.s9xx-glibc
+.x86_64-glibc
+
+# Hidden files (each file)
+.makefile
+.dist
+.rootfs
+
+# src & hw requires
+.src_requires
+.src_requires_depend
+.requires
+.requires_depend
+
+# Tarballs
+*.gz
+*.bz2
+*.lz
+*.xz
+*.tgz
+*.txz
+
+# Signatures
+*.asc
+*.sig
+*.sign
+*.sha1sum
+
+# Patches
+*.patch
+
+# Descriptions
+*.dsc
+*.txt
+
+# Default linux config files
+*.defconfig
+
+# backup copies
+*~
Radix cross Linux
The main Radix cross Linux repository contains the build scripts of packages, which have the most complete and common functionality for desktop machines
452 Commits
2 Branches
1 Tag