package/arpwatch/patches/013_debian_opt_allsubnets

   1 Index: arpwatch/arpwatch.8
   2 diff -u arpwatch/arpwatch.8:1.1.1.1 arpwatch/arpwatch.8:1.1.1.1.8.1
   3 --- arpwatch/arpwatch.8:1.1.1.1 Tue Apr 17 13:31:36 2001
   4 +++ arpwatch/arpwatch.8 Tue Apr 17 13:51:23 2001
   5 @@ -27,6 +27,8 @@
   6  .na
   7  .B arpwatch
   8  [
   9 +.B -a
  10 +] [
  11  .B -dN
  12  ] [
  13  .B -f
  14 @@ -53,6 +55,17 @@
  15  uses
  16  .BR pcap (3)
  17  to listen for arp packets on a local ethernet interface.
  18 +.LP
  19 +.B -a
  20 +By default,
  21 +.B arpwatch
  22 +reports bogons (unless
  23 +.B -N
  24 +is given) for IP addresses that are in the same subnet than the
  25 +first IP address of the default interface.  If this option is
  26 +specified,
  27 +.B arpwatch
  28 +will report bogons about every IP addresses. (Debian specific)
  29  .LP
  30  The
  31  .B -d
  32 Index: arpwatch/arpwatch.c
  33 diff -u arpwatch/arpwatch.c:1.1.1.1.2.1 arpwatch/arpwatch.c:1.1.1.1.2.1.6.1
  34 --- arpwatch/arpwatch.c:1.1.1.1.2.1     Tue Apr 17 13:47:57 2001
  35 +++ arpwatch/arpwatch.c Tue Apr 17 13:51:23 2001
  36 @@ -154,6 +154,7 @@
  37         struct bpf_program code;
  38         char errbuf[PCAP_ERRBUF_SIZE];
  39         char options[] =
  40 +               "a"
  41                 "d"
  42                 "f:"
  43                 "i:"
  44 @@ -181,6 +182,10 @@
  45         while ((op = getopt(argc, argv, options)) != EOF)
  46                 switch (op) {
  47
  48 +               case 'a':
  49 +                       ++allsubnets;
  50 +                       break;
  51 +
  52                 case 'd':
  53                         ++debug;
  54  #ifndef DEBUG
  55 @@ -389,7 +394,7 @@
  56         /* Watch for bogons */
  57         if (isbogon(sia)) {
  58                 dosyslog(LOG_INFO, "bogon", sia, sea, sha);
  59 -               return;
  60 +               if (!allsubnets) return;
  61         }
  62
  63         /* Watch for ethernet broadcast */
  64 @@ -538,7 +543,7 @@
  65         /* Watch for bogons */
  66         if (isbogon(sia)) {
  67                 dosyslog(LOG_INFO, "bogon", sia, sea, sha);
  68 -               return;
  69 +               if (!allsubnets) return;
  70         }
  71
  72         /* Watch for ethernet broadcast */
  73 @@ -757,6 +762,7 @@
  74  {
  75         extern char version[];
  76         char usage[] =
  77 +               "[-a] "
  78                 "[-dN] "
  79                 "[-f datafile] "
  80                 "[-i interface] "
  81 Index: arpwatch/util.c
  82 diff -u arpwatch/util.c:1.1.1.1 arpwatch/util.c:1.1.1.1.8.1
  83 --- arpwatch/util.c:1.1.1.1     Tue Apr 17 13:31:37 2001
  84 +++ arpwatch/util.c     Tue Apr 17 13:51:24 2001
  85 @@ -59,6 +59,7 @@
  86  u_char zero[6] = { 0, 0, 0, 0, 0, 0 };
  87  u_char allones[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
  88
  89 +int allsubnets = 0;                    /* watch all attached subnets */
  90  int debug = 0;
  91  int initializing = 1;                  /* true if initializing */
  92
  93 Index: arpwatch/util.h
  94 diff -u arpwatch/util.h:1.1.1.1 arpwatch/util.h:1.1.1.1.8.1
  95 --- arpwatch/util.h:1.1.1.1     Tue Apr 17 13:31:37 2001
  96 +++ arpwatch/util.h     Tue Apr 17 13:51:24 2001
  97 @@ -15,5 +15,6 @@
  98  extern u_char zero[6];
  99  extern u_char allones[6];
 100
 101 +extern int allsubnets;
 102  extern int debug;
 103  extern int initializing;