diff options
Diffstat (limited to 'package/arpd/patches/pcap-and-arg.patch')
-rw-r--r-- | package/arpd/patches/pcap-and-arg.patch | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/package/arpd/patches/pcap-and-arg.patch b/package/arpd/patches/pcap-and-arg.patch new file mode 100644 index 0000000000..7750e2928c --- /dev/null +++ b/package/arpd/patches/pcap-and-arg.patch @@ -0,0 +1,75 @@ +--- arpd/arpd.c Sun Feb 9 05:20:40 2003 ++++ arpd/arpd.c.new Mon Aug 1 00:50:40 2005 +@@ -70,7 +70,7 @@ + static void + usage(void) + { +- fprintf(stderr, "Usage: arpd [-d] [-i interface] [net]\n"); ++ fprintf(stderr, "Usage: arpd [-d] [-i interface] [-a 'pcap_expr'] [{host|net|range} ...]\n"); + exit(1); + } + +@@ -182,7 +182,7 @@ + } + + static void +-arpd_init(char *dev, int naddresses, char **addresses) ++arpd_init(char *dev, char *and_pcap_exp, int naddresses, char **addresses) + { + struct bpf_program fcode; + char filter[1024], ebuf[PCAP_ERRBUF_SIZE], *dst; +@@ -214,9 +214,13 @@ + errx(1, "bad interface configuration: not IP or Ethernet"); + arpd_ifent.intf_addr.addr_bits = IP_ADDR_BITS; + +- snprintf(filter, sizeof(filter), "arp %s%s%s and not ether src %s", ++ snprintf(filter, sizeof(filter), "arp %s%s%s and not ether src %s%s%s%s", + dst ? "and (" : "", dst ? dst : "", dst ? ")" : "", +- addr_ntoa(&arpd_ifent.intf_link_addr)); ++ addr_ntoa(&arpd_ifent.intf_link_addr), ++ and_pcap_exp ? " and (" : "", ++ and_pcap_exp ? and_pcap_exp : "", ++ and_pcap_exp ? ")" : "" ++ ); + + if ((arpd_pcap = pcap_open_live(dev, 128, 0, 500, ebuf)) == NULL) + errx(1, "pcap_open_live: %s", ebuf); +@@ -465,14 +469,14 @@ + { + struct event recv_ev; + extern int (*event_sigcb)(void); +- char *dev; ++ char *dev, *and_pcap_exp; + int c, debug; + FILE *fp; + + dev = NULL; + debug = 0; + +- while ((c = getopt(argc, argv, "di:h?")) != -1) { ++ while ((c = getopt(argc, argv, "a:di:h?")) != -1) { + switch (c) { + case 'd': + debug = 1; +@@ -480,6 +484,9 @@ + case 'i': + dev = optarg; + break; ++ case 'a': ++ and_pcap_exp = optarg; ++ break; + default: + usage(); + break; +@@ -489,9 +496,9 @@ + argv += optind; + + if (argc == 0) +- arpd_init(dev, 0, NULL); ++ arpd_init(dev, and_pcap_exp, 0, NULL); + else +- arpd_init(dev, argc, argv); ++ arpd_init(dev, and_pcap_exp, argc, argv); + + if ((fp = fopen(PIDFILE, "w")) == NULL) + err(1, "fopen"); |