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Author: Steve Kemp <skx@debian.org>
Description: Work with multiple interfaces, Closes #242369.
--- a/arp.c 2011-06-19 17:14:13.607999387 -0500
+++ b/arp.c 2011-06-19 17:15:04.587999376 -0500
@@ -39,7 +39,7 @@
#ifdef BSD
int
-arp_cache_lookup(in_addr_t ip, struct ether_addr *ether)
+arp_cache_lookup(in_addr_t ip, struct ether_addr *ether, const char* linf)
{
int mib[6];
size_t len;
@@ -91,7 +91,7 @@
#endif
int
-arp_cache_lookup(in_addr_t ip, struct ether_addr *ether)
+arp_cache_lookup(in_addr_t ip, struct ether_addr *ether, const char* lif)
{
int sock;
struct arpreq ar;
@@ -99,7 +99,7 @@
memset((char *)&ar, 0, sizeof(ar));
#ifdef __linux__
- strncpy(ar.arp_dev, "eth0", sizeof(ar.arp_dev)); /* XXX - *sigh* */
+ strncpy(ar.arp_dev, lif, strlen(lif));
#endif
sin = (struct sockaddr_in *)&ar.arp_pa;
sin->sin_family = AF_INET;
--- a/arp.h 2011-06-19 17:14:13.003999387 -0500
+++ b/arp.h 2011-06-19 17:15:04.587999376 -0500
@@ -11,6 +11,6 @@
#ifndef _ARP_H_
#define _ARP_H_
-int arp_cache_lookup(in_addr_t ip, struct ether_addr *ether);
+int arp_cache_lookup(in_addr_t ip, struct ether_addr *ether, const char* linf);
#endif /* _ARP_H_ */
--- a/arpspoof.c 2011-06-19 17:14:13.311999387 -0500
+++ b/arpspoof.c 2011-06-19 17:15:04.591999376 -0500
@@ -113,7 +113,7 @@
int i = 0;
do {
- if (arp_cache_lookup(ip, mac) == 0)
+ if (arp_cache_lookup(ip, mac, intf) == 0)
return (1);
#ifdef __linux__
/* XXX - force the kernel to arp. feh. */
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