package/dsniff/patches/arpspoof-fix.patch

   1 diff -Nur dsniff-2.3.orig/arp.c dsniff-2.3/arp.c
   2 --- dsniff-2.3.orig/arp.c       2000-11-14 16:51:03.000000000 +0100
   3 +++ dsniff-2.3/arp.c    2005-09-12 16:13:44.101915800 +0200
   4 @@ -37,7 +37,7 @@
   5  #ifdef BSD
   6
   7  int
   8 -arp_cache_lookup(in_addr_t ip, struct ether_addr *ether)
   9 +arp_cache_lookup(in_addr_t ip, struct ether_addr *ether, const char* linf)
  10  {
  11         int mib[6];
  12         size_t len;
  13 @@ -89,7 +89,7 @@
  14  #endif
  15
  16  int
  17 -arp_cache_lookup(in_addr_t ip, struct ether_addr *ether)
  18 +arp_cache_lookup(in_addr_t ip, struct ether_addr *ether, const char* lif)
  19  {
  20         int sock;
  21         struct arpreq ar;
  22 @@ -97,7 +97,7 @@
  23
  24         memset((char *)&ar, 0, sizeof(ar));
  25  #ifdef __linux__
  26 -       strncpy(ar.arp_dev, "eth0", sizeof(ar.arp_dev));   /* XXX - *sigh* */
  27 +       strncpy(ar.arp_dev, lif, strlen(lif));
  28  #endif
  29         sin = (struct sockaddr_in *)&ar.arp_pa;
  30         sin->sin_family = AF_INET;
  31 diff -Nur dsniff-2.3.orig/arpspoof.c dsniff-2.3/arpspoof.c
  32 --- dsniff-2.3.orig/arpspoof.c  2000-11-28 08:43:43.000000000 +0100
  33 +++ dsniff-2.3/arpspoof.c       2005-09-12 16:16:49.244769808 +0200
  34 @@ -23,7 +23,7 @@
  35  #include "version.h"
  36
  37  extern char *ether_ntoa(struct ether_addr *);
  38 -extern int arp_cache_lookup(in_addr_t, struct ether_addr *);
  39 +extern int arp_cache_lookup(in_addr_t, struct ether_addr *, const char* intf);
  40
  41  static struct libnet_link_int *llif;
  42  static struct ether_addr spoof_mac, target_mac;
  43 @@ -111,7 +111,7 @@
  44         int i = 0;
  45
  46         do {
  47 -               if (arp_cache_lookup(ip, mac) == 0)
  48 +               if (arp_cache_lookup(ip, mac, intf) == 0)
  49                         return (1);
  50  #ifdef __linux__
  51                 /* XXX - force the kernel to arp. feh. */