Date: Tue, 4 Oct 2005 23:54:02 +0200 From: Remigiusz Hajduk <rhajduk@gmail.com> To: freebsd-ipfw@freebsd.org Subject: [PATCH] log + MAC Message-ID: <c50c40ec0510041454r54ce1d8ey@mail.gmail.com>
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I added MAC address logging facility.
I think that it is useful and should be committed to CURRENT.
$FreeBSD: src/sys/netinet/ip_fw2.c,v 1.70.2.14 2005/06/29 21:38:48 simon Ex=
p $
--- sys/netinet/ip_fw2.c.orig Tue Oct 4 22:54:31 2005
+++ sys/netinet/ip_fw2.c Tue Oct 4 23:04:31 2005
@@ -665,7 +665,25 @@ ipfw_log(struct ip_fw *f, u_int hlen, st
}
if (hlen =3D=3D 0) { /* non-ip */
- snprintf(SNPARGS(proto, 0), "MAC");
+ int len, i;
+ u_char *ptr;
+
+ len =3D snprintf(SNPARGS(proto, 0), "MAC ");
+
+ i =3D ETHER_ADDR_LEN;
+ ptr =3D eh->ether_dhost;
+
+ do {
+ len +=3D snprintf(SNPARGS(proto, len), "%s%02x",
(i=3D=3DETHER_ADDR_LEN) ? "" : ":", *ptr++);
+ } while(--i > 0);
+
+ i =3D ETHER_ADDR_LEN;
+ ptr =3D eh->ether_shost;
+ len +=3D snprintf(SNPARGS(proto, len), " ");
+ do {
+ len +=3D snprintf(SNPARGS(proto, len), "%s%02x",
(i=3D=3DETHER_ADDR_LEN) ? "" : ":", *ptr++);
+ } while(--i > 0);
+
} else {
struct ip *ip =3D mtod(m, struct ip *);
/* these three are all aliases to the same thing */
--
Remigiusz Hajduk
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