Style cleanups.
Submitted by: Mariusz Zaborski <oshogbo@FreeBSD.org> Sponsored by: Google Summer of Code 2013 Reviewed by: pjd MFC after: 1 month
This commit is contained in:
parent
d7499324a8
commit
90173d7dc6
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=252602
@ -1,6 +1,6 @@
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/*
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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/*-
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* Copyright (c) 1983, 1993 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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@ -60,17 +60,81 @@ __FBSDID("$FreeBSD$");
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#include <err.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <grp.h>
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#include <netdb.h>
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#include <paths.h>
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#include <pwd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <syslog.h>
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#include <timeconv.h>
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#include <unistd.h>
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#include <utmpx.h>
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#include <pwd.h>
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#include <grp.h>
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#include <unistd.h>
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#define UNPRIV_USER "daemon"
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#define UNPRIV_GROUP "daemon"
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#define NO_MULTICAST 0 /* multicast modes */
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#define PER_INTERFACE_MULTICAST 1
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#define SCOPED_MULTICAST 2
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#define MAX_MULTICAST_SCOPE 32 /* "site-wide", by convention */
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#define INADDR_WHOD_GROUP (u_long)0xe0000103 /* 224.0.1.3 */
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/* (belongs in protocols/rwhod.h) */
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int insecure_mode;
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int quiet_mode;
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int iff_flag = IFF_POINTOPOINT;
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int multicast_mode = NO_MULTICAST;
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int multicast_scope;
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struct sockaddr_in multicast_addr =
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{ sizeof(multicast_addr), AF_INET, 0, { 0 }, { 0 } };
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/*
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* Alarm interval. Don't forget to change the down time check in ruptime
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* if this is changed.
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*/
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#define AL_INTERVAL (3 * 60)
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char myname[MAXHOSTNAMELEN];
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/*
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* We communicate with each neighbor in a list constructed at the time we're
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* started up. Neighbors are currently directly connected via a hardware
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* interface.
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*/
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struct neighbor {
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struct neighbor *n_next;
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char *n_name; /* interface name */
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struct sockaddr *n_addr; /* who to send to */
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int n_addrlen; /* size of address */
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int n_flags; /* should forward?, interface flags */
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};
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struct neighbor *neighbors;
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struct whod mywd;
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struct servent *sp;
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int s;
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#define WHDRSIZE (int)(sizeof(mywd) - sizeof(mywd.wd_we))
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int configure(int so);
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void getboottime(int signo __unused);
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void onalrm(int signo __unused);
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void rt_xaddrs(caddr_t cp, caddr_t cplim, struct rt_addrinfo *rtinfo);
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void run_as(uid_t *uid, gid_t *gid);
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void quit(const char *msg);
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int verify(char *name, int maxlen);
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static void usage(void);
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#ifdef DEBUG
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char *interval(int time, char *updown);
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void Sendto(int s, const void *buf, size_t cc, int flags,
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const struct sockaddr *to, int tolen);
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#define sendto Sendto
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#endif
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/*
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* This version of Berkeley's rwhod has been modified to use IP multicast
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@ -101,108 +165,51 @@ __FBSDID("$FreeBSD$");
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*
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* -- Steve Deering, Stanford University, February 1989
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*/
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#define UNPRIV_USER "daemon"
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#define UNPRIV_GROUP "daemon"
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#define NO_MULTICAST 0 /* multicast modes */
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#define PER_INTERFACE_MULTICAST 1
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#define SCOPED_MULTICAST 2
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#define MAX_MULTICAST_SCOPE 32 /* "site-wide", by convention */
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#define INADDR_WHOD_GROUP (u_long)0xe0000103 /* 224.0.1.3 */
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/* (belongs in protocols/rwhod.h) */
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int insecure_mode;
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int quiet_mode;
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int iff_flag = IFF_POINTOPOINT;
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int multicast_mode = NO_MULTICAST;
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int multicast_scope;
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struct sockaddr_in multicast_addr =
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{ sizeof multicast_addr, AF_INET, 0, { 0 }, { 0 } };
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/*
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* Alarm interval. Don't forget to change the down time check in ruptime
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* if this is changed.
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*/
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#define AL_INTERVAL (3 * 60)
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char myname[MAXHOSTNAMELEN];
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/*
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* We communicate with each neighbor in a list constructed at the time we're
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* started up. Neighbors are currently directly connected via a hardware
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* interface.
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*/
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struct neighbor {
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struct neighbor *n_next;
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char *n_name; /* interface name */
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struct sockaddr *n_addr; /* who to send to */
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int n_addrlen; /* size of address */
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int n_flags; /* should forward?, interface flags */
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};
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struct neighbor *neighbors;
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struct whod mywd;
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struct servent *sp;
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int s;
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#define WHDRSIZE (int)(sizeof(mywd) - sizeof(mywd.wd_we))
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void run_as(uid_t *, gid_t *);
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int configure(int);
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void getboottime(int);
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void onalrm(int);
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void quit(const char *);
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void rt_xaddrs(caddr_t, caddr_t, struct rt_addrinfo *);
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int verify(char *, int);
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static void usage(void);
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#ifdef DEBUG
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char *interval(int, char *);
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void Sendto(int, const void *, size_t, int, const struct sockaddr *, int);
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#define sendto Sendto
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#endif
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int
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main(int argc, char *argv[])
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{
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struct sockaddr_in from;
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struct stat st;
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char path[64];
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int on = 1;
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int on;
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char *cp;
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struct sockaddr_in soin;
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uid_t unpriv_uid;
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gid_t unpriv_gid;
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on = 1;
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if (getuid())
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errx(1, "not super user");
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run_as(&unpriv_uid, &unpriv_gid);
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argv++; argc--;
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argv++;
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argc--;
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while (argc > 0 && *argv[0] == '-') {
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if (strcmp(*argv, "-m") == 0) {
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if (argc > 1 && isdigit(*(argv + 1)[0])) {
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argv++, argc--;
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argv++;
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argc--;
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multicast_mode = SCOPED_MULTICAST;
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multicast_scope = atoi(*argv);
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if (multicast_scope > MAX_MULTICAST_SCOPE)
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if (multicast_scope > MAX_MULTICAST_SCOPE) {
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errx(1, "ttl must not exceed %u",
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MAX_MULTICAST_SCOPE);
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MAX_MULTICAST_SCOPE);
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}
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} else {
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multicast_mode = PER_INTERFACE_MULTICAST;
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}
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else multicast_mode = PER_INTERFACE_MULTICAST;
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}
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else if (strcmp(*argv, "-i") == 0)
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} else if (strcmp(*argv, "-i") == 0) {
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insecure_mode = 1;
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else if (strcmp(*argv, "-l") == 0)
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} else if (strcmp(*argv, "-l") == 0) {
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quiet_mode = 1;
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else if (strcmp(*argv, "-p") == 0)
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} else if (strcmp(*argv, "-p") == 0) {
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iff_flag = 0;
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else
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} else {
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usage();
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argv++, argc--;
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}
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argv++;
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argc--;
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}
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if (argc > 0)
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usage();
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@ -229,8 +236,7 @@ main(int argc, char *argv[])
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}
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if ((cp = strchr(myname, '.')) != NULL)
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*cp = '\0';
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strncpy(mywd.wd_hostname, myname, sizeof(mywd.wd_hostname) - 1);
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mywd.wd_hostname[sizeof(mywd.wd_hostname) - 1] = '\0';
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strlcpy(mywd.wd_hostname, myname, sizeof(mywd.wd_hostname));
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getboottime(0);
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if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
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syslog(LOG_ERR, "socket: %m");
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@ -252,7 +258,7 @@ main(int argc, char *argv[])
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syslog(LOG_ERR, "setgid: %m");
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exit(1);
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}
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if (setgroups(1, &unpriv_gid) != 0) { /* XXX BOGUS groups[0] = egid */
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if (setgroups(1, &unpriv_gid) != 0) { /* XXX BOGUS groups[0] = egid */
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syslog(LOG_ERR, "setgroups: %m");
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exit(1);
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}
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@ -268,12 +274,13 @@ main(int argc, char *argv[])
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}
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for (;;) {
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struct whod wd;
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socklen_t len = sizeof(from);
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socklen_t len;
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int cc, whod;
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time_t t;
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cc = recvfrom(s, (char *)&wd, sizeof(struct whod), 0,
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(struct sockaddr *)&from, &len);
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len = sizeof(from);
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cc = recvfrom(s, &wd, sizeof(wd), 0, (struct sockaddr *)&from,
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&len);
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if (cc <= 0) {
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if (cc < 0 && errno != EINTR)
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syslog(LOG_WARNING, "recv: %m");
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@ -293,12 +300,12 @@ main(int argc, char *argv[])
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continue;
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if (wd.wd_type != WHODTYPE_STATUS)
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continue;
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if (!verify(wd.wd_hostname, sizeof wd.wd_hostname)) {
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if (!verify(wd.wd_hostname, sizeof(wd.wd_hostname))) {
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syslog(LOG_WARNING, "malformed host name from %s",
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inet_ntoa(from.sin_addr));
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continue;
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}
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(void) snprintf(path, sizeof path, "whod.%s", wd.wd_hostname);
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(void) snprintf(path, sizeof(path), "whod.%s", wd.wd_hostname);
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/*
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* Rather than truncating and growing the file each time,
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* use ftruncate if size is less than previous size.
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@ -310,9 +317,10 @@ main(int argc, char *argv[])
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}
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#if ENDIAN != BIG_ENDIAN
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{
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int i, n = (cc - WHDRSIZE)/sizeof(struct whoent);
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struct whoent *we;
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int i, n;
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n = (cc - WHDRSIZE) / sizeof(struct whoent);
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/* undo header byte swapping before writing to file */
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wd.wd_sendtime = ntohl(wd.wd_sendtime);
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for (i = 0; i < 3; i++)
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@ -337,29 +345,28 @@ main(int argc, char *argv[])
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}
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static void
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usage()
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usage(void)
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{
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fprintf(stderr, "usage: rwhod [-i] [-p] [-l] [-m [ttl]]\n");
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exit(1);
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}
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void
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run_as(uid, gid)
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uid_t *uid;
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gid_t *gid;
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run_as(uid_t *uid, gid_t *gid)
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{
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struct passwd *pw;
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struct group *gr;
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pw = getpwnam(UNPRIV_USER);
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if (!pw) {
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if (pw == NULL) {
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syslog(LOG_ERR, "getpwnam(%s): %m", UNPRIV_USER);
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exit(1);
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}
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*uid = pw->pw_uid;
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gr = getgrnam(UNPRIV_GROUP);
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if (!gr) {
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if (gr == NULL) {
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syslog(LOG_ERR, "getgrnam(%s): %m", UNPRIV_GROUP);
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exit(1);
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}
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@ -372,16 +379,16 @@ run_as(uid, gid)
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* to be created. Sorry, but blanks aren't allowed.
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*/
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int
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verify(name, maxlen)
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register char *name;
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register int maxlen;
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verify(char *name, int maxlen)
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{
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register int size = 0;
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int size;
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while (*name && size < maxlen - 1) {
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if (!isascii(*name) || !(isalnum(*name) || ispunct(*name)))
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size = 0;
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while (*name != '\0' && size < maxlen - 1) {
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if (!isascii(*name) || !isalnum(*name) || ispunct(*name))
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return (0);
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name++, size++;
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name++;
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size++;
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}
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*name = '\0';
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return (size > 0);
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@ -390,15 +397,16 @@ verify(name, maxlen)
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void
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onalrm(int signo __unused)
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{
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struct neighbor *np;
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struct whoent *we = mywd.wd_we, *wend;
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struct stat stb;
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struct utmpx *ut;
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static int alarmcount = 0;
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double avenrun[3];
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time_t now;
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int i, cc;
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struct utmpx *ut;
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struct stat stb;
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struct neighbor *np;
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struct whoent *we, *wend;
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we = mywd.wd_we;
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now = time(NULL);
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if (alarmcount % 10 == 0)
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getboottime(0);
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@ -418,7 +426,7 @@ onalrm(int signo __unused)
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}
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endutxent();
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if (chdir(_PATH_DEV)) {
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if (chdir(_PATH_DEV) < 0) {
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syslog(LOG_ERR, "chdir(%s): %m", _PATH_DEV);
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exit(1);
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}
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@ -428,7 +436,7 @@ onalrm(int signo __unused)
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we->we_idle = htonl(now - stb.st_atime);
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we++;
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}
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(void)getloadavg(avenrun, sizeof(avenrun)/sizeof(avenrun[0]));
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(void) getloadavg(avenrun, sizeof(avenrun) / sizeof(avenrun[0]));
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for (i = 0; i < 3; i++)
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mywd.wd_loadav[i] = htonl((u_long)(avenrun[i] * 100));
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cc = (char *)wend - (char *)&mywd;
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@ -439,27 +447,32 @@ onalrm(int signo __unused)
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(void) sendto(s, (char *)&mywd, cc, 0,
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(struct sockaddr *)&multicast_addr,
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sizeof(multicast_addr));
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}
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else for (np = neighbors; np != NULL; np = np->n_next) {
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if (multicast_mode == PER_INTERFACE_MULTICAST &&
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np->n_flags & IFF_MULTICAST) {
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/*
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* Select the outgoing interface for the multicast.
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*/
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if (setsockopt(s, IPPROTO_IP, IP_MULTICAST_IF,
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&(((struct sockaddr_in *)np->n_addr)->sin_addr),
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sizeof(struct in_addr)) < 0) {
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syslog(LOG_ERR,
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"setsockopt IP_MULTICAST_IF: %m");
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exit(1);
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} else {
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for (np = neighbors; np != NULL; np = np->n_next) {
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if (multicast_mode == PER_INTERFACE_MULTICAST &&
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(np->n_flags & IFF_MULTICAST) != 0) {
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/*
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* Select the outgoing interface for the
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* multicast.
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*/
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if (setsockopt(s, IPPROTO_IP,
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IP_MULTICAST_IF,
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&(((struct sockaddr_in *)np->n_addr)->sin_addr),
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sizeof(struct in_addr)) < 0) {
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syslog(LOG_ERR,
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"setsockopt IP_MULTICAST_IF: %m");
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exit(1);
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}
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(void) sendto(s, (char *)&mywd, cc, 0,
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(struct sockaddr *)&multicast_addr,
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sizeof(multicast_addr));
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} else {
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(void) sendto(s, (char *)&mywd, cc, 0,
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np->n_addr, np->n_addrlen);
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}
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(void) sendto(s, (char *)&mywd, cc, 0,
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(struct sockaddr *)&multicast_addr,
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sizeof(multicast_addr));
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} else (void) sendto(s, (char *)&mywd, cc, 0,
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np->n_addr, np->n_addrlen);
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}
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}
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if (chdir(_PATH_RWHODIR)) {
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if (chdir(_PATH_RWHODIR) < 0) {
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syslog(LOG_ERR, "chdir(%s): %m", _PATH_RWHODIR);
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exit(1);
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}
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@ -467,8 +480,7 @@ onalrm(int signo __unused)
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}
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void
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getboottime(signo)
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int signo __unused;
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getboottime(int signo __unused)
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{
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int mib[2];
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size_t size;
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@ -485,26 +497,25 @@ getboottime(signo)
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}
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void
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quit(msg)
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const char *msg;
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quit(const char *msg)
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{
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syslog(LOG_ERR, "%s", msg);
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exit(1);
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}
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void
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rt_xaddrs(cp, cplim, rtinfo)
|
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register caddr_t cp, cplim;
|
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register struct rt_addrinfo *rtinfo;
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rt_xaddrs(caddr_t cp, caddr_t cplim, struct rt_addrinfo *rtinfo)
|
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{
|
||||
register struct sockaddr *sa;
|
||||
register int i;
|
||||
struct sockaddr *sa;
|
||||
int i;
|
||||
|
||||
memset(rtinfo->rti_info, 0, sizeof(rtinfo->rti_info));
|
||||
for (i = 0; (i < RTAX_MAX) && (cp < cplim); i++) {
|
||||
for (i = 0; i < RTAX_MAX && cp < cplim; i++) {
|
||||
if ((rtinfo->rti_addrs & (1 << i)) == 0)
|
||||
continue;
|
||||
rtinfo->rti_info[i] = sa = (struct sockaddr *)cp;
|
||||
sa = (struct sockaddr *)cp;
|
||||
rtinfo->rti_info[i] = sa;
|
||||
cp += SA_SIZE(sa);
|
||||
}
|
||||
}
|
||||
@ -514,18 +525,18 @@ rt_xaddrs(cp, cplim, rtinfo)
|
||||
* networks which deserve status information.
|
||||
*/
|
||||
int
|
||||
configure(so)
|
||||
int so;
|
||||
configure(int so)
|
||||
{
|
||||
register struct neighbor *np;
|
||||
register struct if_msghdr *ifm;
|
||||
register struct ifa_msghdr *ifam;
|
||||
struct neighbor *np;
|
||||
struct if_msghdr *ifm;
|
||||
struct ifa_msghdr *ifam;
|
||||
struct sockaddr_dl *sdl;
|
||||
size_t needed;
|
||||
int mib[6], flags = 0, len;
|
||||
int mib[6], flags, lflags, len;
|
||||
char *buf, *lim, *next;
|
||||
struct rt_addrinfo info;
|
||||
|
||||
flags = 0;
|
||||
if (multicast_mode != NO_MULTICAST) {
|
||||
multicast_addr.sin_addr.s_addr = htonl(INADDR_WHOD_GROUP);
|
||||
multicast_addr.sin_port = sp->s_port;
|
||||
@ -538,19 +549,19 @@ configure(so)
|
||||
mreq.imr_multiaddr.s_addr = htonl(INADDR_WHOD_GROUP);
|
||||
mreq.imr_interface.s_addr = htonl(INADDR_ANY);
|
||||
if (setsockopt(so, IPPROTO_IP, IP_ADD_MEMBERSHIP,
|
||||
&mreq, sizeof(mreq)) < 0) {
|
||||
&mreq, sizeof(mreq)) < 0) {
|
||||
syslog(LOG_ERR,
|
||||
"setsockopt IP_ADD_MEMBERSHIP: %m");
|
||||
return(0);
|
||||
"setsockopt IP_ADD_MEMBERSHIP: %m");
|
||||
return (0);
|
||||
}
|
||||
ttl = multicast_scope;
|
||||
if (setsockopt(so, IPPROTO_IP, IP_MULTICAST_TTL,
|
||||
&ttl, sizeof(ttl)) < 0) {
|
||||
if (setsockopt(so, IPPROTO_IP, IP_MULTICAST_TTL, &ttl,
|
||||
sizeof(ttl)) < 0) {
|
||||
syslog(LOG_ERR,
|
||||
"setsockopt IP_MULTICAST_TTL: %m");
|
||||
return(0);
|
||||
"setsockopt IP_MULTICAST_TTL: %m");
|
||||
return (0);
|
||||
}
|
||||
return(1);
|
||||
return (1);
|
||||
}
|
||||
|
||||
mib[0] = CTL_NET;
|
||||
@ -575,34 +586,38 @@ configure(so)
|
||||
flags = ifm->ifm_flags;
|
||||
continue;
|
||||
}
|
||||
if ((flags & IFF_UP) == 0 ||
|
||||
(flags & (((multicast_mode == PER_INTERFACE_MULTICAST) ?
|
||||
IFF_MULTICAST : 0) |
|
||||
IFF_BROADCAST|iff_flag)) == 0)
|
||||
if ((flags & IFF_UP) == 0)
|
||||
continue;
|
||||
lflags = IFF_BROADCAST | iff_flag;
|
||||
if (multicast_mode == PER_INTERFACE_MULTICAST)
|
||||
lflags |= IFF_MULTICAST;
|
||||
if ((flags & lflags) == 0)
|
||||
continue;
|
||||
if (ifm->ifm_type != RTM_NEWADDR)
|
||||
quit("out of sync parsing NET_RT_IFLIST");
|
||||
ifam = (struct ifa_msghdr *)ifm;
|
||||
info.rti_addrs = ifam->ifam_addrs;
|
||||
rt_xaddrs((char *)(ifam + 1), ifam->ifam_msglen + (char *)ifam,
|
||||
&info);
|
||||
&info);
|
||||
/* gag, wish we could get rid of Internet dependencies */
|
||||
#define dstaddr info.rti_info[RTAX_BRD]
|
||||
#define ifaddr info.rti_info[RTAX_IFA]
|
||||
#define IPADDR_SA(x) ((struct sockaddr_in *)(x))->sin_addr.s_addr
|
||||
#define PORT_SA(x) ((struct sockaddr_in *)(x))->sin_port
|
||||
#define dstaddr info.rti_info[RTAX_BRD]
|
||||
#define ifaddr info.rti_info[RTAX_IFA]
|
||||
#define IPADDR_SA(x) ((struct sockaddr_in *)(x))->sin_addr.s_addr
|
||||
#define PORT_SA(x) ((struct sockaddr_in *)(x))->sin_port
|
||||
if (dstaddr == 0 || dstaddr->sa_family != AF_INET)
|
||||
continue;
|
||||
PORT_SA(dstaddr) = sp->s_port;
|
||||
for (np = neighbors; np != NULL; np = np->n_next)
|
||||
for (np = neighbors; np != NULL; np = np->n_next) {
|
||||
if (memcmp(sdl->sdl_data, np->n_name,
|
||||
sdl->sdl_nlen) == 0 &&
|
||||
IPADDR_SA(np->n_addr) == IPADDR_SA(dstaddr))
|
||||
sdl->sdl_nlen) == 0 &&
|
||||
IPADDR_SA(np->n_addr) == IPADDR_SA(dstaddr)) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (np != NULL)
|
||||
continue;
|
||||
len = sizeof(*np) + dstaddr->sa_len + sdl->sdl_nlen + 1;
|
||||
np = (struct neighbor *)malloc(len);
|
||||
np = malloc(len);
|
||||
if (np == NULL)
|
||||
quit("malloc of neighbor structure");
|
||||
memset(np, 0, len);
|
||||
@ -613,24 +628,24 @@ configure(so)
|
||||
memcpy((char *)np->n_addr, (char *)dstaddr, np->n_addrlen);
|
||||
memcpy(np->n_name, sdl->sdl_data, sdl->sdl_nlen);
|
||||
if (multicast_mode == PER_INTERFACE_MULTICAST &&
|
||||
(flags & IFF_MULTICAST) &&
|
||||
!(flags & IFF_LOOPBACK)) {
|
||||
(flags & IFF_MULTICAST) != 0 &&
|
||||
(flags & IFF_LOOPBACK) == 0) {
|
||||
struct ip_mreq mreq;
|
||||
|
||||
memcpy((char *)np->n_addr, (char *)ifaddr,
|
||||
np->n_addrlen);
|
||||
np->n_addrlen);
|
||||
mreq.imr_multiaddr.s_addr = htonl(INADDR_WHOD_GROUP);
|
||||
mreq.imr_interface.s_addr =
|
||||
((struct sockaddr_in *)np->n_addr)->sin_addr.s_addr;
|
||||
((struct sockaddr_in *)np->n_addr)->sin_addr.s_addr;
|
||||
if (setsockopt(s, IPPROTO_IP, IP_ADD_MEMBERSHIP,
|
||||
&mreq, sizeof(mreq)) < 0) {
|
||||
&mreq, sizeof(mreq)) < 0) {
|
||||
syslog(LOG_ERR,
|
||||
"setsockopt IP_ADD_MEMBERSHIP: %m");
|
||||
#if 0
|
||||
/* Fall back to broadcast on this if. */
|
||||
np->n_flags &= ~IFF_MULTICAST;
|
||||
#else
|
||||
free((char *)np);
|
||||
free(np);
|
||||
continue;
|
||||
#endif
|
||||
}
|
||||
@ -644,36 +659,32 @@ configure(so)
|
||||
|
||||
#ifdef DEBUG
|
||||
void
|
||||
Sendto(s, buf, cc, flags, to, tolen)
|
||||
int s;
|
||||
const void *buf;
|
||||
size_t cc;
|
||||
int flags;
|
||||
const struct sockaddr *to;
|
||||
int tolen;
|
||||
Sendto(int s, const void *buf, size_t cc, int flags, const struct sockaddr *to,
|
||||
int tolen)
|
||||
{
|
||||
register struct whod *w = (struct whod *)buf;
|
||||
register struct whoent *we;
|
||||
struct sockaddr_in *sin = (struct sockaddr_in *)to;
|
||||
struct whod *w;
|
||||
struct whoent *we;
|
||||
struct sockaddr_in *sin;
|
||||
|
||||
w = (struct whod *)buf;
|
||||
sin = (struct sockaddr_in *)to;
|
||||
printf("sendto %x.%d\n", ntohl(sin->sin_addr.s_addr),
|
||||
ntohs(sin->sin_port));
|
||||
ntohs(sin->sin_port));
|
||||
printf("hostname %s %s\n", w->wd_hostname,
|
||||
interval(ntohl(w->wd_sendtime) - ntohl(w->wd_boottime), " up"));
|
||||
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 = _time32_to_time(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);
|
||||
|
||||
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 != 0) {
|
||||
if (we->we_idle >= 100 * 60)
|
||||
we->we_idle = 100 * 60 - 1;
|
||||
if (we->we_idle >= 60)
|
||||
printf(" %2d", we->we_idle / 60);
|
||||
else
|
||||
@ -685,26 +696,27 @@ Sendto(s, buf, cc, flags, to, tolen)
|
||||
}
|
||||
|
||||
char *
|
||||
interval(time, updown)
|
||||
int time;
|
||||
char *updown;
|
||||
interval(int time, char *updown)
|
||||
{
|
||||
static char resbuf[32];
|
||||
int days, hours, minutes;
|
||||
|
||||
if (time < 0 || time > 3*30*24*60*60) {
|
||||
if (time < 0 || time > 3 * 30 * 24 * 60 * 60) {
|
||||
(void) sprintf(resbuf, " %s ??:??", updown);
|
||||
return (resbuf);
|
||||
}
|
||||
minutes = (time + 59) / 60; /* round to minutes */
|
||||
hours = minutes / 60; minutes %= 60;
|
||||
days = hours / 24; hours %= 24;
|
||||
if (days)
|
||||
hours = minutes / 60;
|
||||
minutes %= 60;
|
||||
days = hours / 24;
|
||||
hours %= 24;
|
||||
if (days > 0) {
|
||||
(void) sprintf(resbuf, "%s %2d+%02d:%02d",
|
||||
updown, days, hours, minutes);
|
||||
else
|
||||
} else {
|
||||
(void) sprintf(resbuf, "%s %2d:%02d",
|
||||
updown, hours, minutes);
|
||||
}
|
||||
return (resbuf);
|
||||
}
|
||||
#endif
|
||||
|
Loading…
Reference in New Issue
Block a user