TIPC support.

Reviewed-and-much-modified-by: Guy Harris <guy@alum.mit.edu>

1 files changed, 360 insertions, 0 deletions

diff --git a/print-tipc.c b/print-tipc.c
new file mode 100644
index 00000000..48021174
--- /dev/null
+++ b/print-tipc.c
@@ -0,0 +1,360 @@
+/*
+ * Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
+ *	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-arp.c,v 1.66 2006-03-03 22:53:21 hannes Exp $ (LBL)";
+#endif
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <tcpdump-stdinc.h>
+
+#include <stdio.h>
+#include <string.h>
+
+#include "netdissect.h"
+#include "addrtoname.h"
+#include "ether.h"
+#include "ethertype.h"
+#include "extract.h"			/* must come after interface.h */
+
+/*
+ * Transparent Inter-Process Communication (TIPC) protocol.
+ *
+ *	http://tipc.sourceforge.net/doc/draft-spec-tipc-07.html
+ *	http://tipc.sourceforge.net/doc/tipc_message_formats.html
+ */
+
+#define TIPC_USER_LOW_IMPORTANCE	0
+#define TIPC_USER_MEDIUM_IMPORTANCE	1
+#define TIPC_USER_HIGH_IMPORTANCE	2
+#define TIPC_USER_CRITICAL_IMPORTANCE	3
+#define TIPC_USER_BCAST_PROTOCOL	5
+#define TIPC_USER_MSG_BUNDLER		6
+#define TIPC_USER_LINK_PROTOCOL		7
+#define TIPC_USER_CONN_MANAGER		8
+#define TIPC_USER_CHANGEOVER_PROTOCOL	10
+#define TIPC_USER_NAME_DISTRIBUTOR	11
+#define TIPC_USER_MSG_FRAGMENTER	12
+#define TIPC_USER_LINK_CONFIG		13
+
+#define TIPC_CONN_MSG			0
+#define TIPC_DIRECT_MSG			1
+#define TIPC_NAMED_MSG			2
+#define TIPC_MCAST_MSG			3
+
+#define TIPC_ZONE(addr)		(((addr) >> 24) & 0xFF)
+#define TIPC_CLUSTER(addr)	(((addr) >> 12) & 0xFFF)
+#define TIPC_NODE(addr)		(((addr) >> 0) & 0xFFF)
+
+struct tipc_pkthdr {
+	u_int32_t w0;
+};
+
+#define TIPC_VER(w0)		(((w0) >> 29) & 0x07)
+#define TIPC_USER(w0)		(((w0) >> 25) & 0x0F)
+#define TIPC_HSIZE(w0)		(((w0) >> 21) & 0x0F)
+#define TIPC_MSIZE(w0)		(((w0) >> 0) & 0xFFFF)
+#define TIPC_MTYPE(w1)		(((w1) >> 29) & 0x07)
+#define TIPC_BROADCAST_ACK(w1)	(((w1) >> 0) & 0xFFFF)
+#define TIPC_LINK_ACK(w2)	(((w2) >> 16) & 0xFFFF)
+#define TIPC_LINK_SEQ(w2)	(((w2) >> 0) & 0xFFFF)
+
+static const struct tok tipcuser_values[] = {
+    { TIPC_USER_LOW_IMPORTANCE,      "Low Importance Data payload" },
+    { TIPC_USER_MEDIUM_IMPORTANCE,   "Medium Importance Data payload" },
+    { TIPC_USER_HIGH_IMPORTANCE,     "High Importance Data payload" },
+    { TIPC_USER_CRITICAL_IMPORTANCE, "Critical Importance Data payload" },
+    { TIPC_USER_BCAST_PROTOCOL,      "Broadcast Link Protocol internal" },
+    { TIPC_USER_MSG_BUNDLER,         "Message Bundler Protocol internal" },
+    { TIPC_USER_LINK_PROTOCOL,       "Link State Protocol internal" },
+    { TIPC_USER_CONN_MANAGER,        "Connection Manager internal" },
+    { TIPC_USER_CHANGEOVER_PROTOCOL, "Link Changeover Protocol internal" },
+    { TIPC_USER_NAME_DISTRIBUTOR,    "Name Table Update Protocol internal" },
+    { TIPC_USER_MSG_FRAGMENTER,      "Message Fragmentation Protocol internal" },
+    { TIPC_USER_LINK_CONFIG,         "Neighbor Detection Protocol internal" },
+    { 0, NULL }
+};
+
+static const struct tok tipcmtype_values[] = {
+    { TIPC_CONN_MSG,   "CONN_MSG" },
+    { TIPC_DIRECT_MSG, "MCAST_MSG" },
+    { TIPC_NAMED_MSG,  "NAMED_MSG" },
+    { TIPC_MCAST_MSG,  "DIRECT_MSG" },
+    { 0, NULL }
+};
+
+struct payload_tipc_pkthdr {
+	u_int32_t w0;
+	u_int32_t w1;
+	u_int32_t w2;
+	u_int32_t prev_node;
+	u_int32_t orig_port;
+	u_int32_t dest_port;
+	u_int32_t orig_node;
+	u_int32_t dest_node;
+	u_int32_t name_type;
+	u_int32_t w9;
+	u_int32_t wA;
+};
+
+struct  internal_tipc_pkthdr {
+	u_int32_t w0;
+	u_int32_t w1;
+	u_int32_t w2;
+	u_int32_t prev_node;
+	u_int32_t w4;
+	u_int32_t w5;
+	u_int32_t orig_node;
+	u_int32_t dest_node;
+	u_int32_t trans_seq;
+	u_int32_t w9;
+};
+
+#define TIPC_SEQ_GAP(w1)	(((w1) >> 16) & 0x1FFF)
+#define TIPC_BC_GAP_AFTER(w2)	(((w2) >> 16) & 0xFFFF)
+#define TIPC_BC_GAP_TO(w2)	(((w2) >> 0) & 0xFFFF)
+#define TIPC_LAST_SENT_FRAG(w4)	(((w4) >> 16) & 0xFFFF)
+#define TIPC_NEXT_SENT_FRAG(w4)	(((w4) >> 0) & 0xFFFF)
+#define TIPC_SESS_NO(w5)	(((w5) >> 16) & 0xFFFF)
+#define TIPC_MSG_CNT(w9)	(((w9) >> 16) & 0xFFFF)
+#define TIPC_LINK_TOL(w9)	(((w9) >> 0) & 0xFFFF)
+
+struct link_conf_tipc_pkthdr {
+	u_int32_t w0;
+	u_int32_t w1;
+	u_int32_t dest_domain;
+	u_int32_t prev_node;
+	u_int32_t ntwrk_id;
+	u_int32_t w5;
+	u_int8_t media_address[16];
+};
+
+#define TIPC_NODE_SIG(w1)	(((w1) >> 0) & 0xFFFF)
+#define TIPC_MEDIA_ID(w5)	(((w5) >> 0) & 0xFF)
+
+static void
+print_payload(netdissect_options *ndo, struct payload_tipc_pkthdr *ap)
+{
+	u_int32_t w0, w1, w2;
+	u_int user;
+	u_int hsize;
+	u_int msize;
+	u_int mtype;
+	u_int broadcast_ack;
+	u_int link_ack;
+	u_int link_seq;
+	u_int prev_node;
+	u_int orig_port;
+	u_int dest_port;
+	u_int orig_node;
+	u_int dest_node;
+
+	ND_TCHECK(*ap);
+	w0 = EXTRACT_32BITS(&ap->w0);
+	user = TIPC_USER(w0);
+	hsize = TIPC_HSIZE(w0);
+	msize = TIPC_MSIZE(w0);
+	w1 = EXTRACT_32BITS(&ap->w1);
+	mtype = TIPC_MTYPE(w1);
+	broadcast_ack = TIPC_BROADCAST_ACK(w1);
+	w2 = EXTRACT_32BITS(&ap->w2);
+	link_ack = TIPC_LINK_ACK(w2);
+	link_seq = TIPC_LINK_SEQ(w2);
+	orig_node = EXTRACT_32BITS(&ap->orig_node);
+	orig_port = EXTRACT_32BITS(&ap->orig_port);
+	dest_node = EXTRACT_32BITS(&ap->dest_node);
+	dest_port = EXTRACT_32BITS(&ap->dest_port);
+	prev_node = EXTRACT_32BITS(&ap->prev_node);
+
+	ND_PRINT((ndo, "<%u.%u.%u> : %u > <%u.%u.%u> : %u, Previous Node <%u.%u.%u>, Broadcast Ack %u, Link Ack %u, Link Sequence %u, headerlength %u bytes, MessageSize %u bytes, %s messageType %s\n\n",
+	    TIPC_ZONE(orig_node), TIPC_CLUSTER(orig_node), TIPC_NODE(orig_node),
+	    orig_port,
+	    TIPC_ZONE(dest_node), TIPC_CLUSTER(dest_node), TIPC_NODE(dest_node),
+	    dest_port,
+	    TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node),
+	    broadcast_ack, link_ack, link_seq, hsize*4, msize,
+	    tok2str(tipcuser_values, "unknown", user),
+	    tok2str(tipcmtype_values, "Unknown", mtype)));
+	return;
+
+trunc:
+	ND_PRINT((ndo, "[|TIPC]"));
+}
+	 
+static void
+print_internal(netdissect_options *ndo, struct internal_tipc_pkthdr *ap)
+{
+	u_int32_t w0, w1, w2, w4, w5, w9;
+	u_int user;
+	u_int hsize;
+	u_int msize;
+	u_int mtype;
+	u_int seq_gap;
+	u_int broadcast_ack;
+	u_int bc_gap_after;
+	u_int bc_gap_to;
+	u_int prev_node;
+	u_int last_sent_frag;
+	u_int next_sent_frag;
+	u_int sess_no;
+	u_int orig_node;
+	u_int dest_node;
+	u_int trans_seq;
+	u_int msg_cnt;
+	u_int link_tol;
+
+	ND_TCHECK(*ap);
+	w0 = EXTRACT_32BITS(&ap->w0);
+	user = TIPC_USER(w0);
+	hsize = TIPC_HSIZE(w0);
+	msize = TIPC_MSIZE(w0);
+	w1 = EXTRACT_32BITS(&ap->w1);
+	mtype = TIPC_MTYPE(w1);
+	seq_gap = TIPC_SEQ_GAP(w1);
+	broadcast_ack = TIPC_BROADCAST_ACK(w1);
+	w2 = EXTRACT_32BITS(&ap->w2);
+	bc_gap_after = TIPC_BC_GAP_AFTER(w2);
+	bc_gap_to = TIPC_BC_GAP_TO(w2);
+	prev_node = EXTRACT_32BITS(&ap->prev_node);
+	w4 = EXTRACT_32BITS(&ap->w4);
+	last_sent_frag = TIPC_LAST_SENT_FRAG(w4);
+	next_sent_frag = TIPC_NEXT_SENT_FRAG(w4);
+	w5 = EXTRACT_32BITS(&ap->w5);
+	sess_no = TIPC_SESS_NO(w5);
+	orig_node = EXTRACT_32BITS(&ap->orig_node);
+	dest_node = EXTRACT_32BITS(&ap->dest_node);
+	trans_seq = EXTRACT_32BITS(&ap->trans_seq);
+	w9 = EXTRACT_32BITS(&ap->w9);
+	msg_cnt = TIPC_MSG_CNT(w9);
+	link_tol = TIPC_LINK_TOL(w9);
+
+	ND_PRINT((ndo, "<%u.%u.%u> > <%u.%u.%u>, Previous Node <%u.%u.%u>, Session No. %u, Broadcast Ack %u, Sequence Gap %u,  Broadcast Gap After %u, Broadcast Gap To %u, Last Sent Packet No. %u, Next sent Packet No. %u, Transport Sequence %u, msg_count %u, Link Tolerance %u,   headerlength %u bytes, MessageSize %u bytes, %s messageType %s\n\n",
+	    TIPC_ZONE(orig_node), TIPC_CLUSTER(orig_node), TIPC_NODE(orig_node),
+	    TIPC_ZONE(dest_node), TIPC_CLUSTER(dest_node), TIPC_NODE(dest_node),
+	    TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node),
+	    sess_no, broadcast_ack, seq_gap, bc_gap_after, bc_gap_to,
+	    last_sent_frag, next_sent_frag, trans_seq, msg_cnt, link_tol,
+	    hsize*4, msize,
+	    tok2str(tipcuser_values, "unknown", user),
+	    tok2str(tipcmtype_values, "Unknown", mtype)));
+	return;
+
+trunc:
+	ND_PRINT((ndo, "[|TIPC]"));
+}
+
+static void
+print_link_conf(netdissect_options *ndo, struct link_conf_tipc_pkthdr *ap)
+{
+	u_int32_t w0, w1, w5;
+	u_int user;
+	u_int hsize;
+	u_int msize;
+	u_int mtype;
+	u_int node_sig;
+	u_int prev_node;
+	u_int dest_domain;
+	u_int ntwrk_id;
+	u_int media_id;
+
+	ND_TCHECK(*ap);
+	w0 = EXTRACT_32BITS(&ap->w0);
+	user = TIPC_USER(w0);
+	hsize = TIPC_HSIZE(w0);
+	msize = TIPC_MSIZE(w0);
+	w1 = EXTRACT_32BITS(&ap->w1);
+	mtype = TIPC_MTYPE(w1);
+	node_sig = TIPC_NODE_SIG(w1);
+	prev_node = EXTRACT_32BITS(&ap->prev_node);
+	dest_domain = EXTRACT_32BITS(&ap->dest_domain);
+	prev_node = EXTRACT_32BITS(&ap->prev_node);
+	ntwrk_id = EXTRACT_32BITS(&ap->ntwrk_id);
+	w5 = EXTRACT_32BITS(&ap->w5);
+	media_id = TIPC_MEDIA_ID(w5);
+
+	ND_PRINT((ndo, "<%u.%u.%u> > <%u.%u.%u>  NodeSignature %u, network_id %u, %s, headerlength %u bytes, MessageSize %u bytes, messageType %s, media_id %u\n\n",
+	    TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node),
+	    TIPC_ZONE(dest_domain), TIPC_CLUSTER(dest_domain), TIPC_NODE(dest_domain),
+	    node_sig, ntwrk_id,
+	    tok2str(tipcuser_values, "unknown", user),
+	    hsize*4, msize,
+	    tok2str(tipcmtype_values, "Unknown", mtype),
+	    media_id));
+	return;
+
+trunc:
+	ND_PRINT((ndo, "[|TIPC]"));
+}
+
+void
+tipc_print(netdissect_options *ndo, const u_char *bp, u_int length _U_,
+    u_int caplen _U_)
+{
+	struct tipc_pkthdr *ap;
+	u_int32_t w0;
+	u_int usr;
+
+	ap = (struct tipc_pkthdr *)bp;
+	ND_TCHECK(ap->w0);
+	w0 = EXTRACT_32BITS(&ap->w0);
+	ND_PRINT((ndo, "TIPC Protocol Packet version %u.0\n", TIPC_VER(w0)));
+
+	usr = TIPC_USER(w0);
+	switch (usr)
+	{
+		case TIPC_USER_LOW_IMPORTANCE:
+		case TIPC_USER_MEDIUM_IMPORTANCE:
+		case TIPC_USER_HIGH_IMPORTANCE:
+		case TIPC_USER_CRITICAL_IMPORTANCE:
+		case TIPC_USER_NAME_DISTRIBUTOR:
+		case TIPC_USER_CONN_MANAGER:
+			print_payload(ndo, (struct payload_tipc_pkthdr *)bp);
+			break;			 
+
+		case TIPC_USER_LINK_CONFIG:
+			print_link_conf(ndo, (struct link_conf_tipc_pkthdr *)bp);
+			break;
+
+		case TIPC_USER_BCAST_PROTOCOL:
+		case TIPC_USER_MSG_BUNDLER:
+		case TIPC_USER_LINK_PROTOCOL:
+		case TIPC_USER_CHANGEOVER_PROTOCOL:
+		case TIPC_USER_MSG_FRAGMENTER:
+			print_internal(ndo, (struct internal_tipc_pkthdr *)bp);
+			break;
+
+	}
+	return;
+
+trunc:
+	ND_PRINT((ndo, "[|TIPC]"));
+}
+
+/*
+ * Local Variables:
+ * c-style: bsd
+ * End:
+ */
+