auto import from //depot/cupcake/@135843
diff --git a/print-pflog.c b/print-pflog.c
new file mode 100644
index 0000000..dd9ba49
--- /dev/null
+++ b/print-pflog.c
@@ -0,0 +1,192 @@
+/*
+ * Copyright (c) 1990, 1991, 1993, 1994, 1995, 1996
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that: (1) source code distributions
+ * retain the above copyright notice and this paragraph in its entirety, (2)
+ * distributions including binary code include the above copyright notice and
+ * this paragraph in its entirety in the documentation or other materials
+ * provided with the distribution, and (3) all advertising materials mentioning
+ * features or use of this software display the following acknowledgement:
+ * ``This product includes software developed by the University of California,
+ * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
+ * the University nor the names of its contributors may be used to endorse
+ * or promote products derived from this software without specific prior
+ * written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#ifndef lint
+static const char rcsid[] _U_ =
+ "@(#) $Header: /tcpdump/master/tcpdump/print-pflog.c,v 1.13.2.4 2007/09/13 17:18:10 gianluca Exp $ (LBL)";
+#endif
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifndef HAVE_NET_PFVAR_H
+#error "No pf headers available"
+#endif
+
+#include <sys/types.h>
+#ifndef WIN32
+#include <sys/socket.h>
+#endif
+#include <net/if.h>
+#include <net/pfvar.h>
+#include <net/if_pflog.h>
+
+
+
+#include <tcpdump-stdinc.h>
+
+#include <stdio.h>
+#include <pcap.h>
+
+#include "interface.h"
+#include "addrtoname.h"
+
+static struct tok pf_reasons[] = {
+ { 0, "0(match)" },
+ { 1, "1(bad-offset)" },
+ { 2, "2(fragment)" },
+ { 3, "3(short)" },
+ { 4, "4(normalize)" },
+ { 5, "5(memory)" },
+ { 6, "6(bad-timestamp)" },
+ { 7, "7(congestion)" },
+ { 8, "8(ip-option)" },
+ { 9, "9(proto-cksum)" },
+ { 10, "10(state-mismatch)" },
+ { 11, "11(state-insert)" },
+ { 12, "12(state-limit)" },
+ { 13, "13(src-limit)" },
+ { 14, "14(synproxy)" },
+ { 0, NULL }
+};
+
+static struct tok pf_actions[] = {
+ { PF_PASS, "pass" },
+ { PF_DROP, "block" },
+ { PF_SCRUB, "scrub" },
+ { PF_NAT, "nat" },
+ { PF_NONAT, "nat" },
+ { PF_BINAT, "binat" },
+ { PF_NOBINAT, "binat" },
+ { PF_RDR, "rdr" },
+ { PF_NORDR, "rdr" },
+ { PF_SYNPROXY_DROP, "synproxy-drop" },
+ { 0, NULL }
+};
+
+static struct tok pf_directions[] = {
+ { PF_INOUT, "in/out" },
+ { PF_IN, "in" },
+ { PF_OUT, "out" },
+ { 0, NULL }
+};
+
+/* For reading capture files on other systems */
+#define OPENBSD_AF_INET 2
+#define OPENBSD_AF_INET6 24
+
+static void
+pflog_print(const struct pfloghdr *hdr)
+{
+ u_int32_t rulenr, subrulenr;
+
+ rulenr = ntohl(hdr->rulenr);
+ subrulenr = ntohl(hdr->subrulenr);
+ if (subrulenr == (u_int32_t)-1)
+ printf("rule %u/", rulenr);
+ else
+ printf("rule %u.%s.%u/", rulenr, hdr->ruleset, subrulenr);
+
+ printf("%s: %s %s on %s: ",
+ tok2str(pf_reasons, "unkn(%u)", hdr->reason),
+ tok2str(pf_actions, "unkn(%u)", hdr->action),
+ tok2str(pf_directions, "unkn(%u)", hdr->dir),
+ hdr->ifname);
+}
+
+u_int
+pflog_if_print(const struct pcap_pkthdr *h, register const u_char *p)
+{
+ u_int length = h->len;
+ u_int hdrlen;
+ u_int caplen = h->caplen;
+ const struct pfloghdr *hdr;
+ u_int8_t af;
+
+ /* check length */
+ if (caplen < sizeof(u_int8_t)) {
+ printf("[|pflog]");
+ return (caplen);
+ }
+
+#define MIN_PFLOG_HDRLEN 45
+ hdr = (struct pfloghdr *)p;
+ if (hdr->length < MIN_PFLOG_HDRLEN) {
+ printf("[pflog: invalid header length!]");
+ return (hdr->length); /* XXX: not really */
+ }
+ hdrlen = BPF_WORDALIGN(hdr->length);
+
+ if (caplen < hdrlen) {
+ printf("[|pflog]");
+ return (hdrlen); /* XXX: true? */
+ }
+
+ /* print what we know */
+ hdr = (struct pfloghdr *)p;
+ TCHECK(*hdr);
+ if (eflag)
+ pflog_print(hdr);
+
+ /* skip to the real packet */
+ af = hdr->af;
+ length -= hdrlen;
+ caplen -= hdrlen;
+ p += hdrlen;
+ switch (af) {
+
+ case AF_INET:
+#if OPENBSD_AF_INET != AF_INET
+ case OPENBSD_AF_INET: /* XXX: read pcap files */
+#endif
+ ip_print(gndo, p, length);
+ break;
+
+#ifdef INET6
+ case AF_INET6:
+#if OPENBSD_AF_INET6 != AF_INET6
+ case OPENBSD_AF_INET6: /* XXX: read pcap files */
+#endif
+ ip6_print(p, length);
+ break;
+#endif
+
+ default:
+ /* address family not handled, print raw packet */
+ if (!eflag)
+ pflog_print(hdr);
+ if (!suppress_default_print)
+ default_print(p, caplen);
+ }
+
+ return (hdrlen);
+trunc:
+ printf("[|pflog]");
+ return (hdrlen);
+}
+
+/*
+ * Local Variables:
+ * c-style: whitesmith
+ * c-basic-offset: 8
+ * End:
+ */