auto import from //depot/cupcake/@135843
diff --git a/print-token.c b/print-token.c
new file mode 100644
index 0000000..47fcca6
--- /dev/null
+++ b/print-token.c
@@ -0,0 +1,194 @@
+/*
+ * Copyright (c) 1988, 1989, 1990, 1991, 1992, 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.
+ *
+ * Hacked version of print-ether.c Larry Lile <lile@stdio.com>
+ *
+ * Further tweaked to more closely resemble print-fddi.c
+ * Guy Harris <guy@alum.mit.edu>
+ */
+#ifndef lint
+static const char rcsid[] _U_ =
+ "@(#) $Header: /tcpdump/master/tcpdump/print-token.c,v 1.25.2.2 2005/11/13 12:13:01 guy Exp $";
+#endif
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <tcpdump-stdinc.h>
+
+#include <pcap.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "interface.h"
+#include "addrtoname.h"
+#include "ethertype.h"
+
+#include "ether.h"
+#include "token.h"
+
+/* Extract src, dst addresses */
+static inline void
+extract_token_addrs(const struct token_header *trp, char *fsrc, char *fdst)
+{
+ memcpy(fdst, (const char *)trp->token_dhost, 6);
+ memcpy(fsrc, (const char *)trp->token_shost, 6);
+}
+
+/*
+ * Print the TR MAC header
+ */
+static inline void
+token_hdr_print(register const struct token_header *trp, register u_int length,
+ register const u_char *fsrc, register const u_char *fdst)
+{
+ const char *srcname, *dstname;
+
+ srcname = etheraddr_string(fsrc);
+ dstname = etheraddr_string(fdst);
+
+ if (vflag)
+ (void) printf("%02x %02x %s %s %d: ",
+ trp->token_ac,
+ trp->token_fc,
+ srcname, dstname,
+ length);
+ else
+ printf("%s %s %d: ", srcname, dstname, length);
+}
+
+static const char *broadcast_indicator[] = {
+ "Non-Broadcast", "Non-Broadcast",
+ "Non-Broadcast", "Non-Broadcast",
+ "All-routes", "All-routes",
+ "Single-route", "Single-route"
+};
+
+static const char *direction[] = {
+ "Forward", "Backward"
+};
+
+static const char *largest_frame[] = {
+ "516",
+ "1500",
+ "2052",
+ "4472",
+ "8144",
+ "11407",
+ "17800",
+ "??"
+};
+
+u_int
+token_print(const u_char *p, u_int length, u_int caplen)
+{
+ const struct token_header *trp;
+ u_short extracted_ethertype;
+ struct ether_header ehdr;
+ u_int route_len = 0, hdr_len = TOKEN_HDRLEN;
+ int seg;
+
+ trp = (const struct token_header *)p;
+
+ if (caplen < TOKEN_HDRLEN) {
+ printf("[|token-ring]");
+ return hdr_len;
+ }
+
+ /*
+ * Get the TR addresses into a canonical form
+ */
+ extract_token_addrs(trp, (char*)ESRC(&ehdr), (char*)EDST(&ehdr));
+
+ /* Adjust for source routing information in the MAC header */
+ if (IS_SOURCE_ROUTED(trp)) {
+ /* Clear source-routed bit */
+ *ESRC(&ehdr) &= 0x7f;
+
+ if (eflag)
+ token_hdr_print(trp, length, ESRC(&ehdr), EDST(&ehdr));
+
+ route_len = RIF_LENGTH(trp);
+ if (vflag) {
+ printf("%s ", broadcast_indicator[BROADCAST(trp)]);
+ printf("%s", direction[DIRECTION(trp)]);
+
+ for (seg = 0; seg < SEGMENT_COUNT(trp); seg++)
+ printf(" [%d:%d]", RING_NUMBER(trp, seg),
+ BRIDGE_NUMBER(trp, seg));
+ } else {
+ printf("rt = %x", ntohs(trp->token_rcf));
+
+ for (seg = 0; seg < SEGMENT_COUNT(trp); seg++)
+ printf(":%x", ntohs(trp->token_rseg[seg]));
+ }
+ printf(" (%s) ", largest_frame[LARGEST_FRAME(trp)]);
+ } else {
+ if (eflag)
+ token_hdr_print(trp, length, ESRC(&ehdr), EDST(&ehdr));
+ }
+
+ /* Skip over token ring MAC header and routing information */
+ hdr_len += route_len;
+ length -= hdr_len;
+ p += hdr_len;
+ caplen -= hdr_len;
+
+ /* Frame Control field determines interpretation of packet */
+ if (FRAME_TYPE(trp) == TOKEN_FC_LLC) {
+ /* Try to print the LLC-layer header & higher layers */
+ if (llc_print(p, length, caplen, ESRC(&ehdr), EDST(&ehdr),
+ &extracted_ethertype) == 0) {
+ /* ether_type not known, print raw packet */
+ if (!eflag)
+ token_hdr_print(trp,
+ length + TOKEN_HDRLEN + route_len,
+ ESRC(&ehdr), EDST(&ehdr));
+ if (extracted_ethertype) {
+ printf("(LLC %s) ",
+ etherproto_string(htons(extracted_ethertype)));
+ }
+ if (!suppress_default_print)
+ default_print(p, caplen);
+ }
+ } else {
+ /* Some kinds of TR packet we cannot handle intelligently */
+ /* XXX - dissect MAC packets if frame type is 0 */
+ if (!eflag)
+ token_hdr_print(trp, length + TOKEN_HDRLEN + route_len,
+ ESRC(&ehdr), EDST(&ehdr));
+ if (!suppress_default_print)
+ default_print(p, caplen);
+ }
+ return (hdr_len);
+}
+
+/*
+ * This is the top level routine of the printer. 'p' points
+ * to the TR header of the packet, 'h->ts' is the timestamp,
+ * 'h->len' is the length of the packet off the wire, and 'h->caplen'
+ * is the number of bytes actually captured.
+ */
+u_int
+token_if_print(const struct pcap_pkthdr *h, const u_char *p)
+{
+ return (token_print(p, h->len, h->caplen));
+}