projects / packages / arpwatch.git / blame
| Commit | Line | Data |
|---|---|---|
| e2fb63d0 TP |
1 | Index: arpwatch/arpwatch.8 |
| 2 | diff -u arpwatch/arpwatch.8:1.1.1.1.2.2 arpwatch/arpwatch.8:1.1.1.1.24.2 | |
| 3 | --- arpwatch/arpwatch.8:1.1.1.1.2.2 Thu Aug 12 22:31:09 2004 | |
| 4 | +++ arpwatch/arpwatch.8 Thu Aug 12 23:44:44 2004 | |
| 5 | @@ -63,6 +63,14 @@ | |
| 6 | ] | |
| 7 | .\" ** | |
| 8 | .\" ** | |
| 9 | +.br | |
| 10 | +.ti +8 | |
| 11 | +[ | |
| 12 | +.B -z | |
| 13 | +.I ignorenet/ignoremask | |
| 14 | +] | |
| 15 | +.\" ** | |
| 16 | +.\" ** | |
| 17 | .ad | |
| 18 | .SH DESCRIPTION | |
| 19 | .B Arpwatch | |
| 20 | @@ -127,6 +135,13 @@ | |
| 21 | .\" ** | |
| 22 | .\" ** | |
| 23 | .LP | |
| 24 | +(Debian) The | |
| 25 | +.B -z | |
| 26 | +flag is used to set a range of ip addresses to ignore (such as a DHCP | |
| 27 | +range). Netmask is specified as 255.255.128.0. | |
| 28 | +.\" ** | |
| 29 | +.\" ** | |
| 30 | +.LP | |
| 31 | Note that an empty | |
| 32 | .I arp.dat | |
| 33 | file must be created before the first time you run | |
| 34 | Index: arpwatch/arpwatch.c | |
| 35 | diff -u arpwatch/arpwatch.c:1.1.1.1.2.5 arpwatch/arpwatch.c:1.1.1.1.2.1.14.6 | |
| 36 | --- arpwatch/arpwatch.c:1.1.1.1.2.5 Sat Aug 14 02:33:07 2004 | |
| 37 | +++ arpwatch/arpwatch.c Fri Aug 13 02:40:20 2004 | |
| 38 | @@ -123,6 +123,9 @@ | |
| 39 | static int nets_ind; | |
| 40 | static int nets_size; | |
| 41 | ||
| 42 | +static struct in_addr ignore_net; | |
| 43 | +static struct in_addr ignore_netmask; | |
| 44 | + | |
| 45 | extern int optind; | |
| 46 | extern int opterr; | |
| 47 | extern char *optarg; | |
| 48 | @@ -172,7 +175,11 @@ | |
| 49 | "r:" | |
| 50 | /**/ | |
| 51 | /**/ | |
| 52 | + "z:" | |
| 53 | + /**/ | |
| 54 | + /**/ | |
| 55 | ; | |
| 56 | + char *tmpptr; | |
| 57 | ||
| 58 | if (argv[0] == NULL) | |
| 59 | prog = "arpwatch"; | |
| 60 | @@ -190,6 +197,9 @@ | |
| 61 | interface = NULL; | |
| 62 | rfilename = NULL; | |
| 63 | pd = NULL; | |
| 64 | + | |
| 65 | + inet_aton("0.0.0.0", &ignore_netmask); | |
| 66 | + inet_aton("255.255.255.255", &ignore_netmask); | |
| 67 | while ((op = getopt(argc, argv, options)) != EOF) | |
| 68 | switch (op) { | |
| 69 | ||
| 70 | @@ -223,6 +233,14 @@ | |
| 71 | break; | |
| 72 | /**/ | |
| 73 | /**/ | |
| 74 | + case 'z': | |
| 75 | + tmpptr = strtok(optarg, "/"); | |
| 76 | + inet_aton(tmpptr, &ignore_net); | |
| 77 | + tmpptr = strtok(NULL, "/"); | |
| 78 | + inet_aton(tmpptr, &ignore_netmask); | |
| 79 | + break; | |
| 80 | + /**/ | |
| 81 | + /**/ | |
| 82 | default: | |
| 83 | usage(); | |
| 84 | } | |
| 85 | @@ -418,7 +436,15 @@ | |
| 86 | return; | |
| 87 | } | |
| 88 | ||
| 89 | + /* Ignores the specified netmask/metwork */ | |
| 90 | + if ((sia & ignore_netmask.s_addr) == ignore_net.s_addr) { | |
| 91 | + if (debug) { | |
| 92 | + dosyslog(LOG_INFO, "ignored", sia, sea, sha, interface); | |
| 93 | + } | |
| 94 | + return; | |
| 95 | + } | |
| 96 | /* Got a live one */ | |
| 97 | + | |
| 98 | t = h->ts.tv_sec; | |
| 99 | can_checkpoint = 0; | |
| 100 | if (!ent_add(sia, sea, t, NULL)) | |
| 101 | @@ -785,6 +811,9 @@ | |
| 102 | "[-r file] " | |
| 103 | /**/ | |
| 104 | /**/ | |
| 105 | + "[-z ignorenet/ignoremask] " | |
| 106 | + /**/ | |
| 107 | + /**/ | |
| 108 | "\n" | |
| 109 | ; | |
| 110 |