30 lines
1.0 KiB
Plaintext
30 lines
1.0 KiB
Plaintext
$OpenBSD: patch-etherping_c,v 1.2 2005/04/03 19:32:29 naddy Exp $
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--- etherping.c.orig Tue Apr 18 03:52:53 2000
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+++ etherping.c Sun Apr 3 21:24:04 2005
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@@ -13,7 +13,6 @@ int getIPfromPkt(char *pkt, int len, cha
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int isUniqueMachineResult(struct result *, char *);
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int insertMachine(struct result *, char *);
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char *ether_ntoa (struct ether_addr *e);
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-struct ether_addr *ether_aton (char *s);
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int etherping_done=0;
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@@ -48,6 +47,7 @@ int etherping(HDEV fd, char *ether_addr,
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struct ether_addr e_src;
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struct in_addr iaddr;
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char promiscGuy[MAX_LEN];
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+ static char *dev = NULL;
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fromlen = sizeof(from);
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@@ -92,7 +92,8 @@ int etherping(HDEV fd, char *ether_addr,
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#else
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snprintf(ether_src, sizeof(ether_src), "%s", ether_ntoa(&e_src));
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#endif
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- getipaddr(DEVICENAME, &iaddr);
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+ if (!dev) dev = strdup(pcap_lookupdev(NULL));
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+ getipaddr(dev, &iaddr);
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icmp_pack = (char *)make_icmp_echo(ether_addr, ether_src, target_ip, inet_ntoa(iaddr), ident, &len);
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/* send_raw_frame(fd, icmp_pack, len, 0); */
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