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-rw-r--r--epan/dissectors/packet-ipx.c1580
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diff --git a/epan/dissectors/packet-ipx.c b/epan/dissectors/packet-ipx.c
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+++ b/epan/dissectors/packet-ipx.c
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+/* packet-ipx.c
+ * Routines for NetWare's IPX
+ * Gilbert Ramirez <gram@alumni.rice.edu>
+ * NDPS support added by Greg Morris (gmorris@novell.com)
+ *
+ * Portions Copyright (c) 2000-2002 by Gilbert Ramirez.
+ * Portions Copyright (c) Novell, Inc. 2002-2003
+ *
+ * $Id$
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include <glib.h>
+#include <epan/packet.h>
+#include "packet-ipx.h"
+#include <epan/resolv.h>
+#include "etypes.h"
+#include "ppptypes.h"
+#include "llcsaps.h"
+#include "aftypes.h"
+#include "arcnet_pids.h"
+#include <epan/conversation.h>
+#include "tap.h"
+
+static int ipx_tap = -1;
+
+#define SPX_PACKET_INIT_COUNT 200
+
+/* The information in this module (IPX, SPX, NCP) comes from:
+ NetWare LAN Analysis, Second Edition
+ Laura A. Chappell and Dan E. Hakes
+ (c) 1994 Novell, Inc.
+ Novell Press, San Jose.
+ ISBN: 0-7821-1362-1
+
+ And from the ncpfs source code by Volker Lendecke
+
+*/
+
+static int proto_ipx = -1;
+static int hf_ipx_checksum = -1;
+static int hf_ipx_len = -1;
+static int hf_ipx_src = -1;
+static int hf_ipx_dst = -1;
+static int hf_ipx_addr = -1;
+static int hf_ipx_hops = -1;
+static int hf_ipx_packet_type = -1;
+static int hf_ipx_dnet = -1;
+static int hf_ipx_dnode = -1;
+static int hf_ipx_dsocket = -1;
+static int hf_ipx_snet = -1;
+static int hf_ipx_snode = -1;
+static int hf_ipx_ssocket = -1;
+static int hf_ipx_net = -1;
+static int hf_ipx_node = -1;
+static int hf_ipx_socket = -1;
+
+static gint ett_ipx = -1;
+
+static dissector_table_t ipx_type_dissector_table;
+static dissector_table_t ipx_socket_dissector_table;
+static dissector_table_t spx_socket_dissector_table;
+
+static int proto_spx = -1;
+static int hf_spx_connection_control = -1;
+static int hf_spx_connection_control_sys = -1;
+static int hf_spx_connection_control_send_ack = -1;
+static int hf_spx_connection_control_attn = -1;
+static int hf_spx_connection_control_eom = -1;
+static int hf_spx_datastream_type = -1;
+static int hf_spx_src_id = -1;
+static int hf_spx_dst_id = -1;
+static int hf_spx_seq_nr = -1;
+static int hf_spx_ack_nr = -1;
+static int hf_spx_all_nr = -1;
+static int hf_spx_rexmt_frame = -1;
+
+static gint ett_spx = -1;
+static gint ett_spx_connctrl = -1;
+
+static int proto_ipxrip = -1;
+static int hf_ipxrip_request = -1;
+static int hf_ipxrip_response = -1;
+
+static gint ett_ipxrip = -1;
+
+static int proto_serialization = -1;
+
+static gint ett_serialization = -1;
+
+static int proto_sap = -1;
+static int hf_sap_request = -1;
+static int hf_sap_response = -1;
+
+static gint ett_ipxsap = -1;
+static gint ett_ipxsap_server = -1;
+
+static gint ett_ipxmsg = -1;
+static int proto_ipxmsg = -1;
+static int hf_msg_conn = -1;
+static int hf_msg_sigchar = -1;
+
+static dissector_handle_t data_handle;
+
+static void
+dissect_spx(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
+
+static void
+dissect_ipxrip(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
+
+static void
+dissect_serialization(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
+
+static void
+dissect_ipxsap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
+
+static void
+dissect_ipxmsg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
+
+#define UDP_PORT_IPX 213 /* RFC 1234 */
+
+#define IPX_HEADER_LEN 30 /* It's *always* 30 bytes */
+
+/* ================================================================= */
+/* IPX */
+/* ================================================================= */
+const value_string ipx_socket_vals[] = {
+ { IPX_SOCKET_PING_CISCO, "CISCO PING" },
+ { IPX_SOCKET_NCP, "NCP" },
+ { IPX_SOCKET_SAP, "SAP" },
+ { IPX_SOCKET_IPXRIP, "RIP" },
+ { IPX_SOCKET_NETBIOS, "NetBIOS" },
+ { IPX_SOCKET_DIAGNOSTIC, "Diagnostic" },
+ { IPX_SOCKET_SERIALIZATION, "Serialization" },
+ { IPX_SOCKET_NWLINK_SMB_SERVER, "NWLink SMB Server" },
+ { IPX_SOCKET_NWLINK_SMB_NAMEQUERY, "NWLink SMB Name Query" },
+ { IPX_SOCKET_NWLINK_SMB_REDIR, "NWLink SMB Redirector" },
+ { IPX_SOCKET_NWLINK_SMB_MAILSLOT, "NWLink SMB Mailslot Datagram" },
+ { IPX_SOCKET_NWLINK_SMB_MESSENGER, "NWLink SMB Messenger" },
+ { IPX_SOCKET_NWLINK_SMB_BROWSE, "NWLink SMB Browse" },
+ { IPX_SOCKET_ATTACHMATE_GW, "Attachmate Gateway" },
+ { IPX_SOCKET_IPX_MESSAGE, "IPX Message" },
+ { IPX_SOCKET_IPX_MESSAGE1, "IPX Message" },
+ { IPX_SOCKET_SNMP_AGENT, "SNMP Agent" },
+ { IPX_SOCKET_SNMP_SINK, "SNMP Sink" },
+ { IPX_SOCKET_PING_NOVELL, "Novell PING" },
+ { IPX_SOCKET_UDP_TUNNEL, "UDP Tunnel" },
+ { IPX_SOCKET_TCP_TUNNEL, "TCP Tunnel" },
+ { IPX_SOCKET_TCP_TUNNEL, "TCP Tunnel" },
+ { IPX_SOCKET_ADSM, "ADSM" },
+ { IPX_SOCKET_EIGRP, "Cisco EIGRP for IPX" },
+ { IPX_SOCKET_NLSP, "NetWare Link Services Protocol" },
+ { IPX_SOCKET_IPXWAN, "IPX WAN" },
+ { SPX_SOCKET_PA, "NDPS Printer Agent/PSM" },
+ { SPX_SOCKET_BROKER, "NDPS Broker" },
+ { SPX_SOCKET_SRS, "NDPS Service Registry Service" },
+ { SPX_SOCKET_ENS, "NDPS Event Notification Service" },
+ { SPX_SOCKET_RMS, "NDPS Remote Management Service" },
+ { SPX_SOCKET_NOTIFY_LISTENER, "NDPS Notify Listener" },
+ { 0xE885, "NT Server-RPC/GW" },
+ { 0x400C, "HP LaserJet/QuickSilver" },
+ { 0x907B, "SMS Testing and Development" },
+ { 0x8F83, "Powerchute UPS Monitoring" },
+ { 0x4006, "NetWare Directory Server" },
+ { 0x8104, "NetWare 386" },
+ { 0x0000, NULL }
+};
+
+static const char*
+socket_text(guint16 socket)
+{
+ return val_to_str(socket, ipx_socket_vals, "Unknown");
+}
+
+static const value_string ipx_packet_type_vals[] = {
+ { IPX_PACKET_TYPE_IPX, "IPX" },
+ { IPX_PACKET_TYPE_RIP, "RIP" },
+ { IPX_PACKET_TYPE_ECHO, "Echo" },
+ { IPX_PACKET_TYPE_ERROR, "Error" },
+ { IPX_PACKET_TYPE_PEP, "PEP" }, /* Packet Exchange Packet */
+ { IPX_PACKET_TYPE_SPX, "SPX" },
+ { 16, "Experimental Protocol" },
+ { IPX_PACKET_TYPE_NCP, "NCP" },
+ { 18, "Experimental Protocol" },
+ { 19, "Experimental Protocol" },
+ { IPX_PACKET_TYPE_WANBCAST, "NetBIOS Broadcast" },
+ { 21, "Experimental Protocol" },
+ { 22, "Experimental Protocol" },
+ { 23, "Experimental Protocol" },
+ { 24, "Experimental Protocol" },
+ { 25, "Experimental Protocol" },
+ { 26, "Experimental Protocol" },
+ { 27, "Experimental Protocol" },
+ { 28, "Experimental Protocol" },
+ { 29, "Experimental Protocol" },
+ { 30, "Experimental Protocol" },
+ { 31, "Experimental Protocol" },
+ { 0, NULL }
+};
+
+static const value_string ipxmsg_sigchar_vals[] = {
+ { '?', "Poll inactive station" },
+ { 'Y', "Station is still using the connection" },
+ { '!', "Broadcast message waiting" },
+ { 0, NULL }
+};
+
+void
+capture_ipx(packet_counts *ld)
+{
+ ld->ipx++;
+}
+
+static void
+dissect_ipx(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ tvbuff_t *next_tvb;
+
+ proto_tree *ipx_tree = NULL;
+ proto_item *ti = NULL;
+
+ const guint8 *src_net_node, *dst_net_node;
+
+ guint8 ipx_hops;
+ char *str;
+ guint16 first_socket, second_socket;
+ guint32 ipx_snet, ipx_dnet;
+ const guint8 *ipx_snode, *ipx_dnode;
+ static ipxhdr_t ipxh_arr[4];
+ static int ipx_current=0;
+ ipxhdr_t *ipxh;
+
+ ipx_current++;
+ if(ipx_current==4){
+ ipx_current=0;
+ }
+ ipxh=&ipxh_arr[ipx_current];
+
+
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "IPX");
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ /* Calculate here for use in pinfo and in tree */
+ ipxh->ipx_dsocket = tvb_get_ntohs(tvb, 16);
+ ipxh->ipx_ssocket = tvb_get_ntohs(tvb, 28);
+ ipxh->ipx_type = tvb_get_guint8(tvb, 5);
+ ipxh->ipx_length = tvb_get_ntohs(tvb, 2);
+
+ pinfo->ptype = PT_IPX;
+ pinfo->srcport = ipxh->ipx_ssocket;
+ pinfo->destport = ipxh->ipx_dsocket;
+
+ /* Adjust the tvbuff length to include only the IPX datagram. */
+ set_actual_length(tvb, ipxh->ipx_length);
+
+ src_net_node = tvb_get_ptr(tvb, 18, 10);
+ dst_net_node = tvb_get_ptr(tvb, 6, 10);
+
+ SET_ADDRESS(&pinfo->net_src, AT_IPX, 10, src_net_node);
+ SET_ADDRESS(&pinfo->src, AT_IPX, 10, src_net_node);
+ SET_ADDRESS(&ipxh->ipx_src, AT_IPX, 10, src_net_node);
+ SET_ADDRESS(&pinfo->net_dst, AT_IPX, 10, dst_net_node);
+ SET_ADDRESS(&pinfo->dst, AT_IPX, 10, dst_net_node);
+ SET_ADDRESS(&ipxh->ipx_dst, AT_IPX, 10, dst_net_node);
+
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_add_fstr(pinfo->cinfo, COL_INFO, "%s (0x%04x)",
+ socket_text(ipxh->ipx_dsocket), ipxh->ipx_dsocket);
+
+ if (tree) {
+
+ ti = proto_tree_add_item(tree, proto_ipx, tvb, 0, IPX_HEADER_LEN, FALSE);
+ ipx_tree = proto_item_add_subtree(ti, ett_ipx);
+ }
+
+ str=address_to_str(&pinfo->net_src);
+ proto_tree_add_string_hidden(ipx_tree, hf_ipx_src, tvb, 0, 0, str);
+ proto_tree_add_string_hidden(ipx_tree, hf_ipx_addr, tvb, 0, 0, str);
+ str=address_to_str(&pinfo->net_dst);
+ proto_tree_add_string_hidden(ipx_tree, hf_ipx_dst, tvb, 0, 0, str);
+ proto_tree_add_string_hidden(ipx_tree, hf_ipx_addr, tvb, 0, 0, str);
+
+ proto_tree_add_item(ipx_tree, hf_ipx_checksum, tvb, 0, 2, FALSE);
+ proto_tree_add_uint_format(ipx_tree, hf_ipx_len, tvb, 2, 2, ipxh->ipx_length,
+ "Length: %d bytes", ipxh->ipx_length);
+ ipx_hops = tvb_get_guint8(tvb, 4);
+ proto_tree_add_uint_format(ipx_tree, hf_ipx_hops, tvb, 4, 1, ipx_hops,
+ "Transport Control: %d hops", ipx_hops);
+ proto_tree_add_uint(ipx_tree, hf_ipx_packet_type, tvb, 5, 1, ipxh->ipx_type);
+
+ /* Destination */
+ ipx_dnet = tvb_get_ntohl(tvb, 6);
+ proto_tree_add_ipxnet(ipx_tree, hf_ipx_dnet, tvb, 6, 4,
+ ipx_dnet);
+ proto_tree_add_ipxnet_hidden(ipx_tree, hf_ipx_net, tvb, 6, 4,
+ ipx_dnet);
+ ipx_dnode = tvb_get_ptr(tvb, 10, 6);
+ proto_tree_add_ether(ipx_tree, hf_ipx_dnode, tvb, 10, 6,
+ ipx_dnode);
+ proto_tree_add_ether_hidden(ipx_tree, hf_ipx_node, tvb, 10, 6,
+ ipx_dnode);
+ proto_tree_add_uint(ipx_tree, hf_ipx_dsocket, tvb, 16, 2,
+ ipxh->ipx_dsocket);
+ proto_tree_add_uint_hidden(ipx_tree, hf_ipx_socket, tvb, 16, 2,
+ ipxh->ipx_dsocket);
+
+ /* Source */
+ ipx_snet = tvb_get_ntohl(tvb, 18);
+ proto_tree_add_ipxnet(ipx_tree, hf_ipx_snet, tvb, 18, 4,
+ ipx_snet);
+ proto_tree_add_ipxnet_hidden(ipx_tree, hf_ipx_net, tvb, 18, 4,
+ ipx_snet);
+ ipx_snode = tvb_get_ptr(tvb, 22, 6);
+ proto_tree_add_ether(ipx_tree, hf_ipx_snode, tvb, 22, 6,
+ ipx_snode);
+ proto_tree_add_ether_hidden(ipx_tree, hf_ipx_node, tvb, 22, 6,
+ ipx_snode);
+ proto_tree_add_uint(ipx_tree, hf_ipx_ssocket, tvb, 28, 2,
+ ipxh->ipx_ssocket);
+ proto_tree_add_uint_hidden(ipx_tree, hf_ipx_socket, tvb, 28, 2,
+ ipxh->ipx_ssocket);
+
+ /* Make the next tvbuff */
+ next_tvb = tvb_new_subset(tvb, IPX_HEADER_LEN, -1, -1);
+
+ /*
+ * Let the subdissector know what type of IPX packet this is.
+ */
+ pinfo->ipxptype = ipxh->ipx_type;
+
+ /*
+ * Check the socket numbers before we check the packet type;
+ * we've seen non-NCP packets with a type of NCP and a
+ * destination socket of IPX_SOCKET_IPX_MESSAGE, and SAP
+ * packets with a type of NCP and a destination socket of
+ * IPX_SOCKET_SAP.
+ *
+ * We've seen NCP packets with a type of NCP, a source socket of
+ * IPX_SOCKET_NCP, and a destination socket of IPX_SOCKET_IPX_MESSAGE,
+ * and we've seen NCP packets with a type of NCP, a source socket of
+ * IPX_SOCKET_IPX_MESSAGE, and a destination socket of
+ * IPX_SOCKET_NCP, so testing the destination socket first doesn't
+ * always give the right answer. We've also seen SAP packets with
+ * a source socket of IPX_SOCKET_SAP and a destination socket of
+ * IPX_SOCKET_IPX_MESSAGE.
+ *
+ * Unfortunately, we've also seen packets with a source socket
+ * of IPX_SOCKET_NWLINK_SMB_SERVER and a destination socket
+ * of IPX_SOCKET_NWLINK_SMB_NAMEQUERY that were NMPI packets,
+ * not SMB packets, so testing the lower-valued socket first
+ * also doesn't always give the right answer.
+ *
+ * So we start out assuming we should test the lower-numbered
+ * socket number first, but, if the higher-numbered socket is
+ * IPX_SOCKET_NWLINK_SMB_NAMEQUERY, we assume that it's a
+ * NMPI query, and test only that socket.
+ */
+ if (ipxh->ipx_ssocket > ipxh->ipx_dsocket) {
+ first_socket = ipxh->ipx_dsocket;
+ second_socket = ipxh->ipx_ssocket;
+ } else {
+ first_socket = ipxh->ipx_ssocket;
+ second_socket = ipxh->ipx_dsocket;
+ }
+
+ tap_queue_packet(ipx_tap, pinfo, ipxh);
+
+ if (second_socket != IPX_SOCKET_NWLINK_SMB_NAMEQUERY) {
+ if (dissector_try_port(ipx_socket_dissector_table, first_socket,
+ next_tvb, pinfo, tree))
+ return;
+ }
+ if (dissector_try_port(ipx_socket_dissector_table, second_socket,
+ next_tvb, pinfo, tree))
+ return;
+
+ /*
+ * Neither of them are known; try the packet type, which will
+ * at least let us, for example, dissect SPX packets as SPX.
+ */
+ if (dissector_try_port(ipx_type_dissector_table, ipxh->ipx_type, next_tvb,
+ pinfo, tree))
+ return;
+
+ call_dissector(data_handle,next_tvb, pinfo, tree);
+}
+/* ================================================================= */
+/* SPX Hash Functions */
+/* ================================================================= */
+
+typedef struct {
+ conversation_t *conversation;
+ guint32 spx_src;
+ guint16 spx_seq;
+} spx_hash_key;
+
+typedef struct {
+ guint16 spx_ack;
+ guint16 spx_all;
+ guint32 num;
+} spx_hash_value;
+
+/*
+ * Structure attached to retransmitted SPX frames; it contains the
+ * frame number of the original transmission.
+ */
+typedef struct {
+ guint32 num;
+} spx_rexmit_info;
+
+static GHashTable *spx_hash = NULL;
+static GMemChunk *spx_hash_keys = NULL;
+static GMemChunk *spx_hash_values = NULL;
+static GMemChunk *spx_rexmit_infos = NULL;
+
+/* Hash Functions */
+gint
+spx_equal(gconstpointer v, gconstpointer v2)
+{
+ const spx_hash_key *val1 = (const spx_hash_key*)v;
+ const spx_hash_key *val2 = (const spx_hash_key*)v2;
+
+ if (val1->conversation == val2->conversation &&
+ val1->spx_src == val2->spx_src &&
+ val1->spx_seq == val2->spx_seq) {
+ return 1;
+ }
+ return 0;
+}
+
+guint
+spx_hash_func(gconstpointer v)
+{
+ const spx_hash_key *spx_key = (const spx_hash_key*)v;
+ return GPOINTER_TO_UINT(spx_key->conversation) + spx_key->spx_src;
+}
+
+/* Initializes the hash table and the mem_chunk area each time a new
+ * file is loaded or re-loaded in ethereal */
+static void
+spx_init_protocol(void)
+{
+
+ if (spx_hash)
+ g_hash_table_destroy(spx_hash);
+ if (spx_hash_keys)
+ g_mem_chunk_destroy(spx_hash_keys);
+ if (spx_hash_values)
+ g_mem_chunk_destroy(spx_hash_values);
+ if (spx_rexmit_infos)
+ g_mem_chunk_destroy(spx_rexmit_infos);
+
+ spx_hash = g_hash_table_new(spx_hash_func, spx_equal);
+ spx_hash_keys = g_mem_chunk_new("spx_hash_keys",
+ sizeof(spx_hash_key),
+ SPX_PACKET_INIT_COUNT * sizeof(spx_hash_key),
+ G_ALLOC_ONLY);
+ spx_hash_values = g_mem_chunk_new("spx_hash_values",
+ sizeof(spx_hash_value),
+ SPX_PACKET_INIT_COUNT * sizeof(spx_hash_value),
+ G_ALLOC_ONLY);
+ spx_rexmit_infos = g_mem_chunk_new("spx_rexmit_infos",
+ sizeof(spx_rexmit_infos),
+ SPX_PACKET_INIT_COUNT * sizeof(spx_rexmit_infos),
+ G_ALLOC_ONLY);
+}
+
+/* After the sequential run, we don't need the spx hash table, or
+ * the keys and values, anymore; the lookups have already been done
+ * and the relevant info saved as SPX private data with the frame
+ * if the frame was a retransmission. */
+static void
+spx_postseq_cleanup(void)
+{
+ if (spx_hash) {
+ /* Destroy the hash, but don't clean up request_condition data. */
+ g_hash_table_destroy(spx_hash);
+ spx_hash = NULL;
+ }
+ if (spx_hash_keys) {
+ g_mem_chunk_destroy(spx_hash_keys);
+ spx_hash_keys = NULL;
+ }
+ if (spx_hash_values) {
+ g_mem_chunk_destroy(spx_hash_values);
+ spx_hash_values = NULL;
+ }
+ /* Don't free the spx_rexmit_infos, as they're
+ * needed during random-access processing of the proto_tree.*/
+}
+
+spx_hash_value*
+spx_hash_insert(conversation_t *conversation, guint32 spx_src, guint16 spx_seq)
+{
+ spx_hash_key *key;
+ spx_hash_value *value;
+
+ /* Now remember the packet, so we can find it if we later. */
+ key = g_mem_chunk_alloc(spx_hash_keys);
+ key->conversation = conversation;
+ key->spx_src = spx_src;
+ key->spx_seq = spx_seq;
+
+ value = g_mem_chunk_alloc(spx_hash_values);
+ value->spx_ack = 0;
+ value->spx_all = 0;
+ value->num = 0;
+
+ g_hash_table_insert(spx_hash, key, value);
+
+ return value;
+}
+
+/* Returns the spx_hash_value*, or NULL if not found. */
+spx_hash_value*
+spx_hash_lookup(conversation_t *conversation, guint32 spx_src, guint32 spx_seq)
+{
+ spx_hash_key key;
+
+ key.conversation = conversation;
+ key.spx_src = spx_src;
+ key.spx_seq = spx_seq;
+
+ return g_hash_table_lookup(spx_hash, &key);
+}
+
+/* ================================================================= */
+/* SPX */
+/* ================================================================= */
+
+#define SPX_SYS_PACKET 0x80
+#define SPX_SEND_ACK 0x40
+#define SPX_ATTN 0x20
+#define SPX_EOM 0x10
+
+static const char*
+spx_conn_ctrl(guint8 ctrl)
+{
+ const char *p;
+
+ static const value_string conn_vals[] = {
+ { 0x00, "Data, No Ack Required" },
+ { SPX_EOM, "End-of-Message" },
+ { SPX_ATTN, "Attention" },
+ { SPX_SEND_ACK, "Acknowledgment Required"},
+ { SPX_SEND_ACK|SPX_EOM, "Send Ack: End Message"},
+ { SPX_SYS_PACKET, "System Packet"},
+ { SPX_SYS_PACKET|SPX_SEND_ACK, "System Packet: Send Ack"},
+ { 0x00, NULL }
+ };
+
+ p = match_strval((ctrl & 0xf0), conn_vals );
+
+ if (p) {
+ return p;
+ }
+ else {
+ return "Unknown";
+ }
+}
+
+static const char*
+spx_datastream(guint8 type)
+{
+ switch (type) {
+ case 0xfe:
+ return "End-of-Connection";
+ case 0xff:
+ return "End-of-Connection Acknowledgment";
+ default:
+ return NULL;
+ }
+}
+
+#define SPX_HEADER_LEN 12
+
+static void
+dissect_spx(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ proto_tree *spx_tree = NULL;
+ proto_item *ti;
+ tvbuff_t *next_tvb;
+ guint8 conn_ctrl;
+ proto_tree *cc_tree;
+ guint8 datastream_type;
+ const char *datastream_type_string;
+ guint16 spx_seq;
+ const char *spx_msg_string;
+ guint16 low_socket, high_socket;
+ guint32 src;
+ conversation_t *conversation;
+ spx_hash_value *pkt_value;
+ spx_rexmit_info *spx_rexmit_info;
+ spx_info spx_info;
+
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "SPX");
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_set_str(pinfo->cinfo, COL_INFO, "SPX");
+
+ if (tree) {
+ ti = proto_tree_add_item(tree, proto_spx, tvb, 0, SPX_HEADER_LEN, FALSE);
+ spx_tree = proto_item_add_subtree(ti, ett_spx);
+ }
+
+ conn_ctrl = tvb_get_guint8(tvb, 0);
+ spx_msg_string = spx_conn_ctrl(conn_ctrl);
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_append_fstr(pinfo->cinfo, COL_INFO, " %s", spx_msg_string);
+ if (tree) {
+ ti = proto_tree_add_uint_format(spx_tree, hf_spx_connection_control, tvb,
+ 0, 1, conn_ctrl,
+ "Connection Control: %s (0x%02X)",
+ spx_msg_string, conn_ctrl);
+ cc_tree = proto_item_add_subtree(ti, ett_spx_connctrl);
+ proto_tree_add_boolean(cc_tree, hf_spx_connection_control_sys, tvb,
+ 0, 1, conn_ctrl);
+ proto_tree_add_boolean(cc_tree, hf_spx_connection_control_send_ack, tvb,
+ 0, 1, conn_ctrl);
+ proto_tree_add_boolean(cc_tree, hf_spx_connection_control_attn, tvb,
+ 0, 1, conn_ctrl);
+ proto_tree_add_boolean(cc_tree, hf_spx_connection_control_eom, tvb,
+ 0, 1, conn_ctrl);
+ }
+
+ datastream_type = tvb_get_guint8(tvb, 1);
+ datastream_type_string = spx_datastream(datastream_type);
+ if (datastream_type_string != NULL) {
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_append_fstr(pinfo->cinfo, COL_INFO, " (%s)",
+ datastream_type_string);
+ }
+ if (tree) {
+ if (datastream_type_string != NULL) {
+ proto_tree_add_uint_format(spx_tree, hf_spx_datastream_type, tvb,
+ 1, 1, datastream_type,
+ "Datastream Type: %s (0x%02X)",
+ datastream_type_string,
+ datastream_type);
+ } else {
+ proto_tree_add_uint_format(spx_tree, hf_spx_datastream_type, tvb,
+ 1, 1, datastream_type,
+ "Datastream Type: 0x%02X",
+ datastream_type);
+ }
+ proto_tree_add_item(spx_tree, hf_spx_src_id, tvb, 2, 2, FALSE);
+ proto_tree_add_item(spx_tree, hf_spx_dst_id, tvb, 4, 2, FALSE);
+ }
+ spx_seq = tvb_get_ntohs(tvb, 6);
+ if (tree) {
+ proto_tree_add_uint(spx_tree, hf_spx_seq_nr, tvb, 6, 2, spx_seq);
+ proto_tree_add_item(spx_tree, hf_spx_ack_nr, tvb, 8, 2, FALSE);
+ proto_tree_add_item(spx_tree, hf_spx_all_nr, tvb, 10, 2, FALSE);
+ }
+
+ /*
+ * SPX is Connection Oriented and Delivery Guaranteed.
+ * On the first pass, we need to flag retransmissions by the SPX
+ * protocol, so that subdissectors know whether a packet was
+ * retransmitted.
+ *
+ * We start out by creating a conversation for this direction of the
+ * IPX session; we use "pinfo->srcport" twice, so that we have
+ * separate conversations for the two directions.
+ *
+ * XXX - that might not work correctly if there's more than one
+ * SPX session using that source port; can that happen? If so,
+ * we should probably use the direction, as well as the conversation,
+ * as part of the hash key; if we do that, we can probably just
+ * use PT_IPX as the port type, and possibly get rid of PT_NCP.
+ *
+ * According to
+ *
+ * http://developer.novell.com/research/appnotes/1995/december/03/apv.htm
+ *
+ * the sequence number is not incremented for system packets, so
+ * presumably that means there is no notion of a system packet
+ * being retransmitted; that document also says that system
+ * packets are used as "I'm still here" keepalives and as
+ * acknowledgements (presumably meaning ACK-only packets), which
+ * suggests that they might not be ACKed and thus might not
+ * be retransmitted.
+ */
+ if (conn_ctrl & SPX_SYS_PACKET) {
+ /*
+ * It's a system packet, so it isn't a retransmission.
+ */
+ spx_rexmit_info = NULL;
+ } else {
+ /*
+ * Not a system packet - check for retransmissions.
+ */
+ if (!pinfo->fd->flags.visited) {
+ conversation = find_conversation(&pinfo->src,
+ &pinfo->dst, PT_NCP, pinfo->srcport,
+ pinfo->srcport, 0);
+ if (conversation == NULL) {
+ /*
+ * It's not part of any conversation - create
+ * a new one.
+ */
+ conversation = conversation_new(&pinfo->src,
+ &pinfo->dst, PT_NCP, pinfo->srcport,
+ pinfo->srcport, 0);
+ }
+
+ /*
+ * Now we'll hash the SPX header and use the result
+ * of that, plus the conversation, as a hash key to
+ * identify this packet.
+ *
+ * If we don't find it in the hash table, it's not a
+ * retransmission, otherwise it is. If we don't find
+ * it, we enter it into the hash table, with the
+ * frame number.
+ * If we do, we attach to this frame a structure giving
+ * the frame number of the original transmission, so
+ * that we, and subdissectors, know it's a
+ * retransmission.
+ */
+ src = tvb_get_ntohs(tvb, 0)+tvb_get_ntohs(tvb, 2)+tvb_get_ntohs(tvb, 4)+tvb_get_ntohs(tvb, 6)+tvb_get_ntohs(tvb, 8);
+ pkt_value = spx_hash_lookup(conversation, src, spx_seq);
+ if (pkt_value == NULL) {
+ /*
+ * Not found in the hash table.
+ * Enter it into the hash table.
+ */
+ pkt_value = spx_hash_insert(conversation, src,
+ spx_seq);
+ pkt_value->spx_ack = tvb_get_ntohs(tvb, 8);
+ pkt_value->spx_all = tvb_get_ntohs(tvb, 10);
+ pkt_value->num = pinfo->fd->num;
+
+ /*
+ * This is not a retransmission, so we shouldn't
+ * have any retransmission indicator.
+ */
+ spx_rexmit_info = NULL;
+ } else {
+ /*
+ * Found in the hash table. Mark this frame as
+ * a retransmission.
+ */
+ spx_rexmit_info = g_mem_chunk_alloc(spx_rexmit_infos);
+ spx_rexmit_info->num = pkt_value->num;
+ p_add_proto_data(pinfo->fd, proto_spx,
+ spx_rexmit_info);
+ }
+ } else {
+ /*
+ * Do we have per-packet SPX data for this frame?
+ * If so, it's a retransmission, and the per-packet
+ * data indicates which frame had the original
+ * transmission.
+ */
+ spx_rexmit_info = p_get_proto_data(pinfo->fd,
+ proto_spx);
+ }
+ }
+
+ /*
+ * It's a retransmission if we have a retransmission indicator.
+ * Flag this as a retransmission, but don't pass it to the
+ * subdissector.
+ */
+ if (spx_rexmit_info != NULL) {
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ col_add_fstr(pinfo->cinfo, COL_INFO,
+ "[Retransmission] Original Packet %u",
+ spx_rexmit_info->num);
+ }
+ if (tree) {
+ proto_tree_add_uint_format(spx_tree, hf_spx_rexmt_frame,
+ tvb, 0, 0, spx_rexmit_info->num,
+ "This is a retransmission of frame %u",
+ spx_rexmit_info->num);
+ if (tvb_length_remaining(tvb, SPX_HEADER_LEN) > 0) {
+ proto_tree_add_text(spx_tree, tvb,
+ SPX_HEADER_LEN, -1,
+ "Retransmitted data");
+ }
+ }
+ return;
+ }
+
+ if (tvb_reported_length_remaining(tvb, SPX_HEADER_LEN) > 0) {
+ /*
+ * Call subdissectors based on the IPX socket numbers; a
+ * subdissector might have registered with our IPX socket
+ * dissector table rather than the IPX dissector's socket
+ * dissector table.
+ *
+ * Assume the lower-numbered socket number is more likely
+ * to be the right one, along the lines of what we do for
+ * TCP and UDP. We've seen NCP packets with a type of NCP,
+ * a source socket of IPX_SOCKET_NCP, and a destination
+ * socket of IPX_SOCKET_IPX_MESSAGE, and we've seen NCP
+ * packets with a type of NCP, a source socket of
+ * IPX_SOCKET_IPX_MESSAGE, and a destination socket of
+ * IPX_SOCKET_NCP.
+ */
+ if (pinfo->srcport > pinfo->destport) {
+ low_socket = pinfo->destport;
+ high_socket = pinfo->srcport;
+ } else {
+ low_socket = pinfo->srcport;
+ high_socket = pinfo->destport;
+ }
+
+ /*
+ * Pass information to subdissectors.
+ */
+ spx_info.eom = conn_ctrl & SPX_EOM;
+ spx_info.datastream_type = datastream_type;
+ pinfo->private_data = &spx_info;
+
+ next_tvb = tvb_new_subset(tvb, SPX_HEADER_LEN, -1, -1);
+ if (dissector_try_port(spx_socket_dissector_table, low_socket,
+ next_tvb, pinfo, tree))
+ return;
+ if (dissector_try_port(spx_socket_dissector_table, high_socket,
+ next_tvb, pinfo, tree))
+ return;
+ call_dissector(data_handle, next_tvb, pinfo, tree);
+ }
+}
+
+/* ================================================================= */
+/* IPX Message */
+/* ================================================================= */
+static void
+dissect_ipxmsg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ proto_tree *msg_tree;
+ proto_item *ti;
+ guint8 conn_number, sig_char;
+
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "IPX MSG");
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ conn_number = tvb_get_guint8(tvb, 0);
+ sig_char = tvb_get_guint8(tvb, 1);
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ col_add_fstr(pinfo->cinfo, COL_INFO,
+ "%s, Connection %d",
+ val_to_str(sig_char, ipxmsg_sigchar_vals, "Unknown Signature Char"), conn_number);
+ }
+
+ if (tree) {
+ ti = proto_tree_add_item(tree, proto_ipxmsg, tvb, 0, -1, FALSE);
+ msg_tree = proto_item_add_subtree(ti, ett_ipxmsg);
+
+ proto_tree_add_uint(msg_tree, hf_msg_conn, tvb, 0, 1, conn_number);
+ proto_tree_add_uint(msg_tree, hf_msg_sigchar, tvb, 1, 1, sig_char);
+ }
+}
+
+
+/* ================================================================= */
+/* IPX RIP */
+/* ================================================================= */
+static void
+dissect_ipxrip(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ proto_tree *rip_tree;
+ proto_item *ti;
+ guint16 operation;
+ struct ipx_rt_def route;
+ int cursor;
+ int available_length;
+
+ static char *rip_type[3] = { "Request", "Response", "Unknown" };
+
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "IPX RIP");
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ operation = tvb_get_ntohs(tvb, 0) - 1;
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ /* rip_types 0 and 1 are valid, anything else becomes 2 or "Unknown" */
+ col_set_str(pinfo->cinfo, COL_INFO, rip_type[MIN(operation, 2)]);
+ }
+
+ if (tree) {
+ ti = proto_tree_add_item(tree, proto_ipxrip, tvb, 0, -1, FALSE);
+ rip_tree = proto_item_add_subtree(ti, ett_ipxrip);
+
+ if (operation < 2) {
+ proto_tree_add_text(rip_tree, tvb, 0, 2,
+ "RIP packet type: %s", rip_type[operation]);
+
+ if (operation == 0) {
+ proto_tree_add_boolean_hidden(rip_tree,
+ hf_ipxrip_request,
+ tvb, 0, 2, 1);
+ } else {
+ proto_tree_add_boolean_hidden(rip_tree,
+ hf_ipxrip_response,
+ tvb, 0, 2, 1);
+ }
+
+ }
+ else {
+ proto_tree_add_text(rip_tree, tvb, 0, 2, "Unknown RIP packet type");
+ }
+
+ available_length = tvb_reported_length(tvb);
+ for (cursor = 2; cursor < available_length; cursor += 8) {
+ tvb_memcpy(tvb, (guint8 *)&route.network, cursor, 4);
+ route.hops = tvb_get_ntohs(tvb, cursor+4);
+ route.ticks = tvb_get_ntohs(tvb, cursor+6);
+
+ if (operation == IPX_RIP_REQUEST - 1) {
+ proto_tree_add_text(rip_tree, tvb, cursor, 8,
+ "Route Vector: %s, %d hop%s, %d tick%s",
+ ipxnet_to_string((guint8*)&route.network),
+ route.hops, route.hops == 1 ? "" : "s",
+ route.ticks, route.ticks == 1 ? "" : "s");
+ }
+ else {
+ proto_tree_add_text(rip_tree, tvb, cursor, 8,
+ "Route Vector: %s, %d hop%s, %d tick%s (%d ms)",
+ ipxnet_to_string((guint8*)&route.network),
+ route.hops, route.hops == 1 ? "" : "s",
+ route.ticks, route.ticks == 1 ? "" : "s",
+ route.ticks * 1000 / 18);
+ }
+ }
+ }
+}
+
+/* ================================================================= */
+/* IPX Serialization */
+/* ================================================================= */
+static void
+dissect_serialization(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ proto_tree *ser_tree = NULL;
+ proto_item *ti;
+
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "NW_SERIAL");
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ if (tree) {
+ ti = proto_tree_add_item(tree, proto_serialization, tvb, 0, -1,
+ FALSE);
+ ser_tree = proto_item_add_subtree(ti, ett_serialization);
+ }
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ col_add_fstr(pinfo->cinfo, COL_INFO, "Serial number %s",
+ tvb_bytes_to_str(tvb, 0, 6));
+ }
+
+ if (tree) {
+ proto_tree_add_text(ser_tree, tvb, 0, 6,
+ "Serial number: %s", tvb_bytes_to_str(tvb, 0, 6));
+ }
+}
+
+/*
+ * Some of these are from ncpfs, others are from the book,
+ * others are from the page at
+ *
+ * http://www.iana.org/assignments/novell-sap-numbers
+ *
+ * and some from the page at
+ *
+ * http://www.rware.demon.co.uk/ipxsap.htm
+ *
+ * (see also the page at
+ *
+ * http://developer.novell.com/research/appnotes/1998/february/03/06.htm
+ *
+ * which has a huge list - but many of the entries list only the
+ * organization owning the SAP type, not what the type is for).
+ */
+const value_string server_vals[] = {
+ { 0x0000, "Unknown" },
+ { 0x0001, "User" },
+ { 0x0002, "User Group" },
+ { 0x0003, "Print Queue or Print Group" },
+ { 0x0004, "File Server (SLIST source)" },
+ { 0x0005, "Job Server" },
+ { 0x0006, "Gateway" },
+ { 0x0007, "Print Server or Silent Print Server" },
+ { 0x0008, "Archive Queue" },
+ { 0x0009, "Archive Server" },
+ { 0x000a, "Job Queue" },
+ { 0x000b, "Administration" },
+ { 0x000F, "Novell TI-RPC" },
+ { 0x0017, "Diagnostics" },
+ { 0x0020, "NetBIOS" },
+ { 0x0021, "NAS SNA Gateway" },
+ { 0x0023, "NACS Async Gateway or Asynchronous Gateway" },
+ { 0x0024, "Remote Bridge or Routing Service" },
+ { 0x0026, "Bridge Server or Asynchronous Bridge Server" },
+ { 0x0027, "TCP/IP Gateway Server" },
+ { 0x0028, "Point to Point (Eicon) X.25 Bridge Server" },
+ { 0x0029, "Eicon 3270 Gateway" },
+ { 0x002a, "CHI Corp" },
+ { 0x002c, "PC Chalkboard" },
+ { 0x002d, "Time Synchronization Server or Asynchronous Timer" },
+ { 0x002e, "ARCserve 5.0 / Palindrome Backup Director 4.x (PDB4)" },
+ { 0x0045, "DI3270 Gateway" },
+ { 0x0047, "Advertising Print Server" },
+ { 0x004a, "NetBlazer Modems" },
+ { 0x004b, "Btrieve VAP/NLM 5.0" },
+ { 0x004c, "NetWare SQL VAP/NLM Server" },
+ { 0x004d, "Xtree Network Version/NetWare XTree" },
+ { 0x0050, "Btrieve VAP 4.11" },
+ { 0x0052, "QuickLink (Cubix)" },
+ { 0x0053, "Print Queue User" },
+ { 0x0058, "Multipoint X.25 Eicon Router" },
+ { 0x0060, "STLB/NLM" },
+ { 0x0064, "ARCserve" },
+ { 0x0066, "ARCserve 3.0" },
+ { 0x0072, "WAN Copy Utility" },
+ { 0x007a, "TES-NetWare for VMS" },
+ { 0x0092, "WATCOM Debugger or Emerald Tape Backup Server" },
+ { 0x0095, "DDA OBGYN" },
+ { 0x0098, "NetWare Access Server (Asynchronous gateway)" },
+ { 0x009a, "NetWare for VMS II or Named Pipe Server" },
+ { 0x009b, "NetWare Access Server" },
+ { 0x009e, "Portable NetWare Server or SunLink NVT" },
+ { 0x00a1, "Powerchute APC UPS NLM" },
+ { 0x00aa, "LAWserve" },
+ { 0x00ac, "Compaq IDA Status Monitor" },
+ { 0x0100, "PIPE STAIL" },
+ { 0x0102, "LAN Protect Bindery" },
+ { 0x0103, "Oracle DataBase Server" },
+ { 0x0107, "NetWare 386 or RSPX Remote Console" },
+ { 0x010f, "Novell SNA Gateway" },
+ { 0x0111, "Test Server" },
+ { 0x0112, "Print Server (HP)" },
+ { 0x0114, "CSA MUX (f/Communications Executive)" },
+ { 0x0115, "CSA LCA (f/Communications Executive)" },
+ { 0x0116, "CSA CM (f/Communications Executive)" },
+ { 0x0117, "CSA SMA (f/Communications Executive)" },
+ { 0x0118, "CSA DBA (f/Communications Executive)" },
+ { 0x0119, "CSA NMA (f/Communications Executive)" },
+ { 0x011a, "CSA SSA (f/Communications Executive)" },
+ { 0x011b, "CSA STATUS (f/Communications Executive)" },
+ { 0x011e, "CSA APPC (f/Communications Executive)" },
+ { 0x0126, "SNA TEST SSA Profile" },
+ { 0x012a, "CSA TRACE (f/Communications Executive)" },
+ { 0x012b, "NetWare for SAA" },
+ { 0x012e, "IKARUS virus scan utility" },
+ { 0x0130, "Communications Executive" },
+ { 0x0133, "NNS Domain Server or NetWare Naming Services Domain" },
+ { 0x0135, "NetWare Naming Services Profile" },
+ { 0x0137, "NetWare 386 Print Queue or NNS Print Queue" },
+ { 0x0141, "LAN Spool Server (Vap, Intel)" },
+ { 0x0152, "IRMALAN Gateway" },
+ { 0x0154, "Named Pipe Server" },
+ { 0x0166, "NetWare Management" },
+ { 0x0168, "Intel PICKIT Comm Server or Intel CAS Talk Server" },
+ { 0x0173, "Compaq" },
+ { 0x0174, "Compaq SNMP Agent" },
+ { 0x0175, "Compaq" },
+ { 0x0180, "XTree Server or XTree Tools" },
+ { 0x018A, "NASI services broadcast server (Novell)" },
+ { 0x01b0, "GARP Gateway (net research)" },
+ { 0x01b1, "Binfview (Lan Support Group)" },
+ { 0x01bf, "Intel LanDesk Manager" },
+ { 0x01ca, "AXTEC" },
+ { 0x01cb, "Shiva NetModem/E" },
+ { 0x01cc, "Shiva LanRover/E" },
+ { 0x01cd, "Shiva LanRover/T" },
+ { 0x01ce, "Shiva Universal" },
+ { 0x01d8, "Castelle FAXPress Server" },
+ { 0x01da, "Castelle LANPress Print Server" },
+ { 0x01dc, "Castelle FAX/Xerox 7033 Fax Server/Excel Lan Fax" },
+ { 0x01f0, "LEGATO" },
+ { 0x01f5, "LEGATO" },
+ { 0x0233, "NMS Agent or NetWare Management Agent" },
+ { 0x0237, "NMS IPX Discovery or LANtern Read/Write Channel" },
+ { 0x0238, "NMS IP Discovery or LANtern Trap/Alarm Channel" },
+ { 0x023a, "LANtern" },
+ { 0x023c, "MAVERICK" },
+ { 0x023f, "SMS Testing and Development" },
+ { 0x024e, "NetWare Connect" },
+ { 0x024f, "NASI server broadcast (Cisco)" },
+ { 0x026a, "Network Management (NMS) Service Console" },
+ { 0x026b, "Time Synchronization Server (NetWare 4.x)" },
+ { 0x0278, "Directory Server (NetWare 4.x)" },
+ { 0x027b, "NetWare Management Agent" },
+ { 0x0280, "Novell File and Printer Sharing Service for PC" },
+ { 0x0304, "Novell SAA Gateway" },
+ { 0x0308, "COM or VERMED 1" },
+ { 0x030a, "Galacticomm's Worldgroup Server" },
+ { 0x030c, "Intel Netport 2 or HP JetDirect or HP Quicksilver" },
+ { 0x0320, "Attachmate Gateway" },
+ { 0x0327, "Microsoft Diagnostics" },
+ { 0x0328, "WATCOM SQL server" },
+ { 0x0335, "MultiTech Systems Multisynch Comm Server" },
+ { 0x0343, "Xylogics Remote Access Server or LAN Modem" },
+ { 0x0355, "Arcada Backup Exec" },
+ { 0x0358, "MSLCD1" },
+ { 0x0361, "NETINELO" },
+ { 0x037e, "Powerchute UPS Monitoring" },
+ { 0x037f, "ViruSafe Notify" },
+ { 0x0386, "HP Bridge" },
+ { 0x0387, "HP Hub" },
+ { 0x0394, "NetWare SAA Gateway" },
+ { 0x039b, "Lotus Notes" },
+ { 0x03b7, "Certus Anti Virus NLM" },
+ { 0x03c4, "ARCserve 4.0 (Cheyenne)" },
+ { 0x03c7, "LANspool 3.5 (Intel)" },
+ { 0x03d7, "Lexmark printer server (type 4033-011)" },
+ { 0x03d8, "Lexmark XLE printer server (type 4033-301)" },
+ { 0x03dd, "Banyan ENS for NetWare Client NLM" },
+ { 0x03de, "Gupta Sequel Base Server or NetWare SQL" },
+ { 0x03e1, "Univel Unixware" },
+ { 0x03e4, "Univel Unixware" },
+ { 0x03fc, "Intel Netport" },
+ { 0x03fd, "Intel Print Server Queue" },
+ { 0x040A, "ipnServer" },
+ { 0x040D, "LVERRMAN" },
+ { 0x040E, "LVLIC" },
+ { 0x0414, "NET Silicon (DPI)/Kyocera" },
+ { 0x0429, "Site Lock Virus (Brightworks)" },
+ { 0x0432, "UFHELP R" },
+ { 0x0433, "Synoptics 281x Advanced SNMP Agent" },
+ { 0x0444, "Microsoft NT SNA Server" },
+ { 0x0448, "Oracle" },
+ { 0x044c, "ARCserve 5.01" },
+ { 0x0457, "Canon GP55 Running on a Canon GP55 network printer" },
+ { 0x045a, "QMS Printers" },
+ { 0x045b, "Dell SCSI Array (DSA) Monitor" },
+ { 0x0491, "NetBlazer Modems" },
+ { 0x04ac, "On-Time Scheduler NLM" },
+ { 0x04b0, "CD-Net (Meridian)" },
+ { 0x0513, "Emulex NQA" },
+ { 0x0520, "Site Lock Checks" },
+ { 0x0529, "Site Lock Checks (Brightworks)" },
+ { 0x052d, "Citrix OS/2 App Server" },
+ { 0x0535, "Tektronix" },
+ { 0x0536, "Milan" },
+ { 0x055d, "Attachmate SNA gateway" },
+ { 0x056b, "IBM 8235 modem server" },
+ { 0x056c, "Shiva LanRover/E PLUS" },
+ { 0x056d, "Shiva LanRover/T PLUS" },
+ { 0x0580, "McAfee's NetShield anti-virus" },
+ { 0x05B8, "NLM to workstation communication (Revelation Software)" },
+ { 0x05BA, "Compatible Systems Routers" },
+ { 0x05BE, "Cheyenne Hierarchical Storage Manager" },
+ { 0x0606, "JCWatermark Imaging" },
+ { 0x060c, "AXIS Network Printer" },
+ { 0x0610, "Adaptec SCSI Management" },
+ { 0x0621, "IBM AntiVirus NLM" },
+ { 0x0640, "Microsoft Gateway Services for NetWare" },
+/* { 0x0640, "NT Server-RPC/GW for NW/Win95 User Level Sec" }, */
+ { 0x064e, "Microsoft Internet Information Server" },
+ { 0x067b, "Microsoft Win95/98 File and Print Sharing for NetWare" },
+ { 0x067c, "Microsoft Win95/98 File and Print Sharing for NetWare" },
+ { 0x076C, "Xerox" },
+ { 0x079b, "Shiva LanRover/E 115" },
+ { 0x079c, "Shiva LanRover/T 115" },
+ { 0x07B4, "Cubix WorldDesk" },
+ { 0x07c2, "Quarterdeck IWare Connect V2.x NLM" },
+ { 0x07c1, "Quarterdeck IWare Connect V3.x NLM" },
+ { 0x0810, "ELAN License Server Demo" },
+ { 0x0824, "Shiva LanRover Access Switch/E" },
+ { 0x086a, "ISSC collector NLMs" },
+ { 0x087f, "ISSC DAS agent for AIX" },
+ { 0x0880, "Intel Netport PRO" },
+ { 0x0881, "Intel Netport PRO" },
+ { 0x0b29, "Site Lock" },
+ { 0x0c29, "Site Lock Applications" },
+ { 0x0c2c, "Licensing Server" },
+ { 0x2101, "Performance Technology Instant Internet" },
+ { 0x2380, "LAI Site Lock" },
+ { 0x238c, "Meeting Maker" },
+ { 0x4808, "Site Lock Server or Site Lock Metering VAP/NLM" },
+ { 0x5555, "Site Lock User" },
+ { 0x6312, "Tapeware" },
+ { 0x6f00, "Rabbit Gateway (3270)" },
+ { 0x7703, "MODEM" },
+ { 0x8002, "NetPort Printers (Intel) or LANport" },
+ { 0x8003, "SEH InterCon Printserver" },
+ { 0x8008, "WordPerfect Network Version" },
+ { 0x85BE, "Cisco Enhanced Interior Routing Protocol (EIGRP)" },
+ { 0x8888, "WordPerfect Network Version or Quick Network Management" },
+ { 0x9000, "McAfee's NetShield anti-virus" },
+ { 0x9604, "CSA-NT_MON" },
+ { 0xb6a8, "Ocean Isle Reachout Remote Control" },
+ { 0xf11f, "Site Lock Metering VAP/NLM" },
+ { 0xf1ff, "Site Lock" },
+ { 0xf503, "Microsoft SQL Server" },
+ { 0xf905, "IBM Time and Place/2 application" },
+ { 0xfbfb, "TopCall III fax server" },
+ { 0xffff, "Any Service or Wildcard" },
+ { 0x0000, NULL }
+};
+
+static void
+dissect_ipxsap(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ proto_tree *sap_tree, *s_tree;
+ proto_item *ti;
+ int cursor;
+ struct sap_query query;
+ guint16 server_type;
+ char server_name[48];
+ guint16 server_port;
+ guint16 intermediate_network;
+
+ static char *sap_type[4] = { "General Query", "General Response",
+ "Nearest Query", "Nearest Response" };
+
+ if (check_col(pinfo->cinfo, COL_PROTOCOL))
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, "IPX SAP");
+ if (check_col(pinfo->cinfo, COL_INFO))
+ col_clear(pinfo->cinfo, COL_INFO);
+
+ query.query_type = tvb_get_ntohs(tvb, 0);
+ query.server_type = tvb_get_ntohs(tvb, 2);
+
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ if (query.query_type >= 1 && query.query_type <= 4) {
+ col_set_str(pinfo->cinfo, COL_INFO, sap_type[query.query_type - 1]);
+ }
+ else {
+ col_set_str(pinfo->cinfo, COL_INFO, "Unknown Packet Type");
+ }
+ }
+
+ if (tree) {
+ ti = proto_tree_add_item(tree, proto_sap, tvb, 0, -1, FALSE);
+ sap_tree = proto_item_add_subtree(ti, ett_ipxsap);
+
+ if (query.query_type >= 1 && query.query_type <= 4) {
+ proto_tree_add_text(sap_tree, tvb, 0, 2, sap_type[query.query_type - 1]);
+ if ((query.query_type - 1) % 2) {
+ proto_tree_add_boolean_hidden(sap_tree,
+ hf_sap_response,
+ tvb, 0, 2, 1);
+ } else {
+ proto_tree_add_boolean_hidden(sap_tree,
+ hf_sap_request,
+ tvb, 0, 2, 1);
+ }
+ }
+ else {
+ proto_tree_add_text(sap_tree, tvb, 0, 2,
+ "Unknown SAP Packet Type %d", query.query_type);
+ }
+
+ if (query.query_type == IPX_SAP_GENERAL_RESPONSE ||
+ query.query_type == IPX_SAP_NEAREST_RESPONSE) { /* responses */
+
+ int available_length = tvb_reported_length(tvb);
+ for (cursor = 2; (cursor + 64) <= available_length; cursor += 64) {
+ server_type = tvb_get_ntohs(tvb, cursor);
+ tvb_memcpy(tvb, (guint8 *)server_name,
+ cursor+2, 48);
+
+ ti = proto_tree_add_text(sap_tree, tvb, cursor+2, 48,
+ "Server Name: %.48s", server_name);
+ s_tree = proto_item_add_subtree(ti, ett_ipxsap_server);
+
+ proto_tree_add_text(s_tree, tvb, cursor, 2, "Server Type: %s (0x%04X)",
+ val_to_str(server_type, server_vals, "Unknown"),
+ server_type);
+ proto_tree_add_text(s_tree, tvb, cursor+50, 4, "Network: %s",
+ ipxnet_to_string(tvb_get_ptr(tvb, cursor+50, 4)));
+ proto_tree_add_text(s_tree, tvb, cursor+54, 6, "Node: %s",
+ ether_to_str(tvb_get_ptr(tvb, cursor+54, 6)));
+ server_port = tvb_get_ntohs(tvb, cursor+60);
+ proto_tree_add_text(s_tree, tvb, cursor+60, 2, "Socket: %s (0x%04x)",
+ socket_text(server_port),
+ server_port);
+ intermediate_network = tvb_get_ntohs(tvb, cursor+62);
+ proto_tree_add_text(s_tree, tvb, cursor+62, 2,
+ "Intermediate Networks: %d",
+ intermediate_network);
+ }
+ }
+ else { /* queries */
+ proto_tree_add_text(sap_tree, tvb, 2, 2, "Server Type: %s (0x%04X)",
+ val_to_str(query.server_type, server_vals, "Unknown"),
+ query.server_type);
+ }
+ }
+}
+
+void
+proto_register_ipx(void)
+{
+ static hf_register_info hf_ipx[] = {
+ { &hf_ipx_checksum,
+ { "Checksum", "ipx.checksum", FT_UINT16, BASE_HEX, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_src,
+ { "Source Address", "ipx.src", FT_STRING, BASE_DEC, NULL, 0x0,
+ "Source IPX Address \"network.node\"", HFILL }},
+
+ { &hf_ipx_dst,
+ { "Destination Address", "ipx.dst", FT_STRING, BASE_DEC, NULL, 0x0,
+ "Destination IPX Address \"network.node\"", HFILL }},
+ { &hf_ipx_addr,
+ { "Src/Dst Address", "ipx.addr", FT_STRING, BASE_DEC, NULL, 0x0,
+ "Source or Destination IPX Address \"network.node\"", HFILL }},
+
+ { &hf_ipx_len,
+ { "Length", "ipx.len", FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_hops,
+ { "Transport Control (Hops)", "ipx.hops", FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_packet_type,
+ { "Packet Type", "ipx.packet_type", FT_UINT8, BASE_HEX, VALS(ipx_packet_type_vals),
+ 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_dnet,
+ { "Destination Network","ipx.dst.net", FT_IPXNET, BASE_NONE, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_dnode,
+ { "Destination Node", "ipx.dst.node", FT_ETHER, BASE_NONE, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_dsocket,
+ { "Destination Socket", "ipx.dst.socket", FT_UINT16, BASE_HEX,
+ VALS(ipx_socket_vals), 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_snet,
+ { "Source Network","ipx.src.net", FT_IPXNET, BASE_NONE, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_snode,
+ { "Source Node", "ipx.src.node", FT_ETHER, BASE_NONE, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_ssocket,
+ { "Source Socket", "ipx.src.socket", FT_UINT16, BASE_HEX,
+ VALS(ipx_socket_vals), 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_net,
+ { "Source or Destination Network","ipx.net", FT_IPXNET, BASE_NONE, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_node,
+ { "Source or Destination Node", "ipx.node", FT_ETHER, BASE_NONE, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_ipx_socket,
+ { "Source or Destination Socket", "ipx.socket", FT_UINT16, BASE_HEX,
+ VALS(ipx_socket_vals), 0x0,
+ "", HFILL }},
+ };
+
+ static hf_register_info hf_spx[] = {
+ { &hf_spx_connection_control,
+ { "Connection Control", "spx.ctl",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_spx_connection_control_sys,
+ { "System Packet", "spx.ctl.sys",
+ FT_BOOLEAN, 8, NULL, SPX_SYS_PACKET,
+ "", HFILL }},
+
+ { &hf_spx_connection_control_send_ack,
+ { "Send Ack", "spx.ctl.send_ack",
+ FT_BOOLEAN, 8, NULL, SPX_SEND_ACK,
+ "", HFILL }},
+
+ { &hf_spx_connection_control_attn,
+ { "Attention", "spx.ctl.attn",
+ FT_BOOLEAN, 8, NULL, SPX_ATTN,
+ "", HFILL }},
+
+ { &hf_spx_connection_control_eom,
+ { "End of Message", "spx.ctl.eom",
+ FT_BOOLEAN, 8, NULL, SPX_EOM,
+ "", HFILL }},
+
+ { &hf_spx_datastream_type,
+ { "Datastream type", "spx.type",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_spx_src_id,
+ { "Source Connection ID", "spx.src",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_spx_dst_id,
+ { "Destination Connection ID", "spx.dst",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_spx_seq_nr,
+ { "Sequence Number", "spx.seq",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_spx_ack_nr,
+ { "Acknowledgment Number", "spx.ack",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_spx_all_nr,
+ { "Allocation Number", "spx.alloc",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }},
+
+ { &hf_spx_rexmt_frame,
+ { "Retransmitted Frame Number", "spx.rexmt_frame",
+ FT_FRAMENUM, BASE_NONE, NULL, 0x0,
+ "", HFILL }},
+ };
+
+ static hf_register_info hf_ipxrip[] = {
+ { &hf_ipxrip_request,
+ { "Request", "ipxrip.request",
+ FT_BOOLEAN, BASE_NONE, NULL, 0x0,
+ "TRUE if IPX RIP request", HFILL }},
+
+ { &hf_ipxrip_response,
+ { "Response", "ipxrip.response",
+ FT_BOOLEAN, BASE_NONE, NULL, 0x0,
+ "TRUE if IPX RIP response", HFILL }}
+ };
+
+ static hf_register_info hf_sap[] = {
+ { &hf_sap_request,
+ { "Request", "ipxsap.request",
+ FT_BOOLEAN, BASE_NONE, NULL, 0x0,
+ "TRUE if SAP request", HFILL }},
+
+ { &hf_sap_response,
+ { "Response", "ipxsap.response",
+ FT_BOOLEAN, BASE_NONE, NULL, 0x0,
+ "TRUE if SAP response", HFILL }}
+ };
+
+ static hf_register_info hf_ipxmsg[] = {
+ { &hf_msg_conn,
+ { "Connection Number", "ipxmsg.conn",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "Connection Number", HFILL }},
+
+ { &hf_msg_sigchar,
+ { "Signature Char", "ipxmsg.sigchar",
+ FT_UINT8, BASE_DEC, VALS(ipxmsg_sigchar_vals), 0x0,
+ "Signature Char", HFILL }}
+ };
+
+ static gint *ett[] = {
+ &ett_ipx,
+ &ett_spx,
+ &ett_spx_connctrl,
+ &ett_ipxmsg,
+ &ett_ipxrip,
+ &ett_serialization,
+ &ett_ipxsap,
+ &ett_ipxsap_server,
+ };
+
+ proto_ipx = proto_register_protocol("Internetwork Packet eXchange",
+ "IPX", "ipx");
+ proto_register_field_array(proto_ipx, hf_ipx, array_length(hf_ipx));
+
+ register_dissector("ipx", dissect_ipx, proto_ipx);
+
+ proto_spx = proto_register_protocol("Sequenced Packet eXchange",
+ "SPX", "spx");
+ proto_register_field_array(proto_spx, hf_spx, array_length(hf_spx));
+
+ proto_ipxrip = proto_register_protocol("IPX Routing Information Protocol",
+ "IPX RIP", "ipxrip");
+ proto_register_field_array(proto_ipxrip, hf_ipxrip, array_length(hf_ipxrip));
+
+ proto_serialization = proto_register_protocol("NetWare Serialization Protocol",
+ "NW_SERIAL", "nw_serial");
+
+ proto_ipxmsg = proto_register_protocol("IPX Message", "IPX MSG",
+ "ipxmsg");
+ proto_register_field_array(proto_ipxmsg, hf_ipxmsg, array_length(hf_ipxmsg));
+
+ proto_sap = proto_register_protocol("Service Advertisement Protocol",
+ "IPX SAP", "ipxsap");
+ register_dissector("ipxsap", dissect_ipxsap, proto_sap);
+
+ proto_register_field_array(proto_sap, hf_sap, array_length(hf_sap));
+
+ proto_register_subtree_array(ett, array_length(ett));
+
+ ipx_type_dissector_table = register_dissector_table("ipx.packet_type",
+ "IPX packet type", FT_UINT8, BASE_HEX);
+ ipx_socket_dissector_table = register_dissector_table("ipx.socket",
+ "IPX socket", FT_UINT16, BASE_HEX);
+ spx_socket_dissector_table = register_dissector_table("spx.socket",
+ "SPX socket", FT_UINT16, BASE_HEX);
+
+ register_init_routine(&spx_init_protocol);
+ register_postseq_cleanup_routine(&spx_postseq_cleanup);
+ ipx_tap=register_tap("ipx");
+}
+
+void
+proto_reg_handoff_ipx(void)
+{
+ dissector_handle_t ipx_handle, spx_handle;
+ dissector_handle_t ipxsap_handle, ipxrip_handle;
+ dissector_handle_t serialization_handle, ipxmsg_handle;
+
+ ipx_handle = find_dissector("ipx");
+ dissector_add("udp.port", UDP_PORT_IPX, ipx_handle);
+ dissector_add("ethertype", ETHERTYPE_IPX, ipx_handle);
+ dissector_add("chdlctype", ETHERTYPE_IPX, ipx_handle);
+ dissector_add("ppp.protocol", PPP_IPX, ipx_handle);
+ dissector_add("llc.dsap", SAP_NETWARE1, ipx_handle);
+ dissector_add("llc.dsap", SAP_NETWARE2, ipx_handle);
+ dissector_add("null.type", BSD_AF_IPX, ipx_handle);
+ dissector_add("gre.proto", ETHERTYPE_IPX, ipx_handle);
+ dissector_add("arcnet.protocol_id", ARCNET_PROTO_IPX, ipx_handle);
+ dissector_add("arcnet.protocol_id", ARCNET_PROTO_NOVELL_EC, ipx_handle);
+
+ spx_handle = create_dissector_handle(dissect_spx, proto_spx);
+ dissector_add("ipx.packet_type", IPX_PACKET_TYPE_SPX, spx_handle);
+
+ ipxsap_handle = find_dissector("ipxsap");
+ dissector_add("ipx.socket", IPX_SOCKET_SAP, ipxsap_handle);
+
+ ipxrip_handle = create_dissector_handle(dissect_ipxrip, proto_ipxrip);
+ dissector_add("ipx.socket", IPX_SOCKET_IPXRIP, ipxrip_handle);
+
+ serialization_handle = create_dissector_handle(dissect_serialization,
+ proto_serialization);
+ dissector_add("ipx.socket", IPX_SOCKET_SERIALIZATION,
+ serialization_handle);
+
+ ipxmsg_handle = create_dissector_handle(dissect_ipxmsg, proto_ipxmsg);
+ dissector_add("ipx.socket", IPX_SOCKET_IPX_MESSAGE, ipxmsg_handle);
+ dissector_add("ipx.socket", IPX_SOCKET_IPX_MESSAGE1, ipxmsg_handle);
+
+ data_handle = find_dissector("data");
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-16 14:31:56 +0000