diff options
author | Jaap Keuter <jaap.keuter@xs4all.nl> | 2007-04-27 06:34:31 +0000 |
---|---|---|
committer | Jaap Keuter <jaap.keuter@xs4all.nl> | 2007-04-27 06:34:31 +0000 |
commit | 1eed0eae40982f49050757823d829fbbf4292865 (patch) | |
tree | f065a02cfe465535bed78fad4a48c5b5b79741d8 /epan/dissectors/packet-nsrp.c | |
parent | 235596a3c8856c869abbe9a43bcee5600c8a38b4 (diff) |
From Bingyao Du:
Attachment is a patch for adding a new Juniper NSRP dissector. In this patch, OICQ author email address
<dubingyao@gmail.com> has also been updated to <secfire@gmail.com>.
svn path=/trunk/; revision=21599
Diffstat (limited to 'epan/dissectors/packet-nsrp.c')
-rw-r--r-- | epan/dissectors/packet-nsrp.c | 520 |
1 files changed, 520 insertions, 0 deletions
diff --git a/epan/dissectors/packet-nsrp.c b/epan/dissectors/packet-nsrp.c new file mode 100644 index 0000000000..d5a546bcef --- /dev/null +++ b/epan/dissectors/packet-nsrp.c @@ -0,0 +1,520 @@ +/* packet-nsrp.c + * Routines for the Juniper Netscreen Redundant Protocol (NSRP) + * + * Secfire <secfire@gmail.com> + * + * $Id$ + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * 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. + */ + +/* + * + * NSRP update information can be found at www.juniper.net + * + * + * + * NSRP Packet Header is defined as follow: + * + * 1 2 3 4 5 6 7 8 + * +--------+--------+--------+--------+--------+--------+--------+--------+ + * |Version | Type |Clust ID|MSG Flag| Length |HA Port |Not Used| + * +--------+--------+--------+--------+--------+--------+--------+--------+ + * | Destination Unit | Source Unit | + * +--------+--------+--------+--------+--------+--------+--------+--------+ + * + * + * + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include <glib.h> + +#include <epan/packet.h> +#include <epan/etypes.h> + +#define NSRP_MIN_LEN 32 + +/* Initialize the protocol and registered fields */ +static int proto_nsrp = -1; + +static int hf_nsrp_version = -1; +static int hf_nsrp_msg_type = -1; +static int hf_nsrp_clust_id = -1; +static int hf_nsrp_msg_flag = -1; +static int hf_nsrp_len = -1; +static int hf_nsrp_ha_port = -1; +static int hf_nsrp_not_used = -1; +static int hf_nsrp_dst_unit = -1; +static int hf_nsrp_src_unit = -1; +static int hf_nsrp_msgtype = -1; +static int hf_nsrp_wst_group = -1; +static int hf_nsrp_hst_group = -1; +static int hf_nsrp_msgflag = -1; +static int hf_nsrp_authflag = -1; +static int hf_nsrp_priority = -1; +static int hf_nsrp_dummy = -1; +static int hf_nsrp_authchecksum = -1; +static int hf_nsrp_ifnum = -1; + + +/* Dada defined for HA Message */ +static int hf_nsrp_msglen = -1; +static int hf_nsrp_encflag = -1; +static int hf_nsrp_notused = -1; + +static int hf_nsrp_total_size = -1; + +static int hf_nsrp_ns = -1; +static int hf_nsrp_nr = -1; + +static int hf_nsrp_no_used = -1; +static int hf_nsrp_checksum = -1; + +static int hf_nsrp_data = -1; + + +static const value_string nsrp_msg_type_vals[] = { + { 0x01, "HA MESSAGE" }, + { 0x02, "MNG MESSAGE" }, + { 0x03, "DADA MESSAGE" }, + { 0, NULL } +}; + +static const value_string nsrp_msgtype_vals[] = { + { 0x01, "CREATE SESSION" }, + { 0x02, "CLOSE SESSION" }, + { 0x03, "CHANG SESSION" }, + { 0x04, "CREATE SP SESSION" }, + { 0x05, "SYS CONFIG" }, + { 0x06, "FILE SYS" }, + { 0x07, "CMD WEB" }, + { 0x08, "SAVE SLAVE" }, + { 0x09, "VPN SPI" }, + { 0x0a, "ARP" }, + { 0x0b, "HEALTH CHECK" }, + { 0x0c, "EMW DATA" }, + { 0x0d, "INVITE SYNC" }, + { 0x0e, "DOWNLOAD CONFIG" }, + { 0x0f, "L2TP TUNL CREATE" }, + { 0x10, "L2TP TUNL DELETE" }, + { 0x11, "L2TP CALL CREATE" }, + { 0x12, "L2TP CALL DELETE" }, + { 0x13, "PKI SYNC" }, + { 0x14, "VPN SEQ" }, + { 0x15, "MAX" }, + { 0, NULL } +}; + +static const value_string nsrp_flag_vals[] = { + { 0x80, "ENCRPT MESSAGE" }, + { 0x40, "CLOSE SESSION" }, + { 0x20, "CHANG SESSION" }, + { 0x10, "CREATE SP SESSION" }, + { 0x08, "SYS CONFIG" }, + { 0x04, "FILE SYS" }, + { 0x02, "CMD WEB" }, + { 0, NULL } +}; + +static const value_string nsrp_encflag_vals[] = { + { 0xf0, "ENCRYPT METHOD MASK" }, + { 0x0f, "ENCRYPT PAD BIT MASK" }, + { 0, NULL } +}; + + +/* Initialize the subtree pointers */ +static gint ett_nsrp = -1; + +/* Code to actually dissect the packets */ +static void +dissect_nsrp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + proto_item *ti; + proto_tree *nsrp_tree = NULL; + gint offset = 0; + guint8 msgtype = 0; + + if (check_col(pinfo->cinfo, COL_PROTOCOL)) + col_set_str(pinfo->cinfo, COL_PROTOCOL, "NSRP"); + + if (check_col(pinfo->cinfo, COL_INFO)) + { + col_clear(pinfo->cinfo, COL_INFO); + col_set_str(pinfo->cinfo, COL_INFO, "NSRP Protocol"); + } + + if (tree) { + ti = proto_tree_add_item(tree, proto_nsrp, tvb, 0, -1, FALSE); + nsrp_tree = proto_item_add_subtree(ti, ett_nsrp); + + + proto_tree_add_item(nsrp_tree, hf_nsrp_version, tvb, offset, 1, FALSE); + offset += 1; + + msgtype = tvb_get_guint8(tvb, offset); + proto_tree_add_item(nsrp_tree, hf_nsrp_msg_type, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_clust_id, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_msg_flag, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_len, tvb, offset, 2, FALSE); + offset += 2; + + proto_tree_add_item(nsrp_tree, hf_nsrp_ha_port, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_not_used, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_dst_unit, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(nsrp_tree, hf_nsrp_src_unit, tvb, offset, 4, FALSE); + offset += 4; + } + +/* + * + * + * NSRP HA Packet is defined as follow: + * + * 1 2 3 4 5 6 7 8 + * +--------+--------+--------+--------+--------+--------+--------+--------+ + * | Type |WstGroup|HstGroup|MSG Flag| Length |Enc Flag|Not Used| + * +--------+--------+--------+--------+--------+--------+--------+--------+ + * | Total Size | NS | NR | + * +--------+--------+--------+--------+--------+--------+--------+--------+ + * | No Used | Checksum | Data | + * +--------+--------+--------+--------+-----------------------------------+ + * + * + */ + + if ( msgtype == 0x00 ) { + + proto_tree_add_item(nsrp_tree, hf_nsrp_msgtype, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_wst_group, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_hst_group, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_msgflag, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_msglen, tvb, offset, 2, FALSE); + offset += 2; + + proto_tree_add_item(nsrp_tree, hf_nsrp_encflag, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_not_used, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_total_size, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(nsrp_tree, hf_nsrp_ns, tvb, offset, 2, FALSE); + offset += 2; + + proto_tree_add_item(nsrp_tree, hf_nsrp_nr, tvb, offset, 2, FALSE); + offset += 2; + + proto_tree_add_item(nsrp_tree, hf_nsrp_no_used, tvb, offset, 2, FALSE); + offset += 2; + + proto_tree_add_item(nsrp_tree, hf_nsrp_checksum, tvb, offset, 2, FALSE); + offset += 2; + + proto_tree_add_item(nsrp_tree, hf_nsrp_data, tvb, offset, -1, FALSE); + + } + +/* + * + * NSRP MNG Packet is defined as follow: + * + * 1 2 3 4 5 6 7 8 + * +--------+--------+--------+--------+--------+--------+--------+--------+ + * | Type |WstGroup|HstGroup|MSG Flag| Length |AuthFlag|Not Used| + * +--------+--------+--------+--------+--------+--------+--------+--------+ + * |Priority+ Dummy + Auth CheckSum + Data | + * +--------+--------+--------+--------+-----------------------------------+ + * + * + */ + + if ( msgtype == 0x02 ) { + + proto_tree_add_item(nsrp_tree, hf_nsrp_msgtype, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_wst_group, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_hst_group, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_msgflag, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_msglen, tvb, offset, 2, FALSE); + offset += 2; + + proto_tree_add_item(nsrp_tree, hf_nsrp_authflag, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_not_used, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_priority, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_dummy, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_authchecksum, tvb, offset, 2, FALSE); + offset += 2; + + proto_tree_add_item(nsrp_tree, hf_nsrp_data, tvb, offset, -1, FALSE); + + } + + + + +/* + * NSRP DATA Packet is defined as follow: + * + * 1 2 3 4 5 6 7 8 + * +--------+--------+--------+--------+--------+--------+--------+--------+ + * | Type |WstGroup|HstGroup|MSG Flag| Length | Ifnum |Not Used| + * +--------+--------+--------+--------+--------+--------+--------+--------+ + * | Total Size | Data | + * +--------+--------+--------+--------+-----------------------------------+ + * + * + */ + if ( msgtype == 0x03 ) { + + proto_tree_add_item(nsrp_tree, hf_nsrp_msgtype, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_wst_group, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_hst_group, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_msgflag, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_msglen, tvb, offset, 2, FALSE); + offset += 2; + + proto_tree_add_item(nsrp_tree, hf_nsrp_ifnum, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_not_used, tvb, offset, 1, FALSE); + offset += 1; + + proto_tree_add_item(nsrp_tree, hf_nsrp_total_size, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(nsrp_tree, hf_nsrp_data, tvb, offset, -1, FALSE); + + } + +} + + +void +proto_register_nsrp(void) +{ + + static hf_register_info hf[] = { + { &hf_nsrp_version, + { "Version", "nsrp.version", + FT_UINT8, BASE_DEC, NULL, 0, + "NSRP Version", HFILL } + }, + { &hf_nsrp_msg_type, + { "Type", "nsrp.type", + FT_UINT8, BASE_DEC, nsrp_msg_type_vals, 0, + "NSRP Message Type", HFILL } + }, + { &hf_nsrp_clust_id, + { "Clust ID", "nsrp.clustid", + FT_UINT8, BASE_DEC, NULL, 0, + "NSRP CLUST ID", HFILL } + }, + { &hf_nsrp_msg_flag, + { "Flag", "nsrp.flag", + FT_UINT8, BASE_DEC, NULL, 0, + "NSRP FLAG", HFILL } + }, + { &hf_nsrp_len, + { "Length", "nsrp.length", + FT_UINT16, BASE_DEC, NULL, 0, + "NSRP Length", HFILL } + }, + { &hf_nsrp_ha_port, + { "Port", "nsrp.haport", + FT_UINT8, BASE_DEC, NULL, 0, + "NSRP HA Port", HFILL } + }, + { &hf_nsrp_not_used, + { "Not used", "nsrp.notused", + FT_UINT8, BASE_DEC, NULL, 0, + "NOT USED", HFILL } + }, + { &hf_nsrp_dst_unit, + { "Destination", "nsrp.dst", + FT_UINT32, BASE_DEC, NULL, 0, + "DESTINATION UNIT INFORMATION", HFILL } + }, + { &hf_nsrp_src_unit, + { "Source", "nsrp.src", + FT_UINT32, BASE_DEC, NULL, 0, + "SOURCE UNIT INFORMATION", HFILL } + }, + { &hf_nsrp_msgtype, + { "MsgType", "nsrp.msgtype", + FT_UINT8, BASE_DEC, VALS(nsrp_msgtype_vals), 0, + "Message Type", HFILL } + }, + { &hf_nsrp_wst_group, + { "Wst group", "nsrp.wst", + FT_UINT8, BASE_DEC, NULL, 0, + "NSRP WST GROUP", HFILL } + }, + { &hf_nsrp_hst_group, + { "Hst group", "nsrp.hst", + FT_UINT8, BASE_DEC, NULL, 0, + "NSRP HST GROUP", HFILL } + }, + { &hf_nsrp_msgflag, + { "Msgflag", "nsrp.msgflag", + FT_UINT8, BASE_DEC, VALS(nsrp_flag_vals), 0, + "NSRP MSG FLAG", HFILL } + }, + { &hf_nsrp_msglen, + { "Msg Length", "nsrp.msglen", + FT_UINT16, BASE_DEC, NULL, 0, + "NSRP MESSAGE LENGTH", HFILL } + }, + + { &hf_nsrp_encflag, + { "Enc Flag", "nsrp.encflag", + FT_UINT8, BASE_DEC, VALS(nsrp_encflag_vals), 0, + "NSRP ENCRYPT FLAG", HFILL } + }, + { &hf_nsrp_notused, + { "Not Used", "nsrp.notused", + FT_UINT8, BASE_DEC, NULL, 0, + "NOT USED", HFILL } + }, + { &hf_nsrp_total_size, + { "Total Size", "nsrp.totalsize", + FT_UINT32, BASE_DEC, NULL, 0, + "NSRP MSG TOTAL MESSAGE", HFILL } + }, + { &hf_nsrp_ns, + { "Ns", "nsrp.ns", + FT_UINT16, BASE_DEC, NULL, 0, + "Ns", HFILL } + }, + { &hf_nsrp_nr, + { "Nr", "nsrp.nr", + FT_UINT16, BASE_DEC, NULL, 0, + "Nr", HFILL } + }, + { &hf_nsrp_no_used, + { "Reserved", "nsrp.reserved", + FT_UINT16, BASE_DEC, NULL, 0, + "RESERVED", HFILL } + }, + { &hf_nsrp_checksum, + { "Checksum", "nsrp.checksum", + FT_UINT16, BASE_HEX, NULL, 0, + "NSRP PACKET CHECKSUM", HFILL } + }, + { &hf_nsrp_authflag, + { "AuthFlag", "nsrp.authflag", + FT_UINT8, BASE_HEX, NULL, 0, + "NSRP Auth Flag", HFILL } + }, + { &hf_nsrp_priority, + { "Priority", "nsrp.priority", + FT_UINT8, BASE_HEX, NULL, 0, + "NSRP Priority", HFILL } + }, + { &hf_nsrp_dummy, + { "Dummy", "nsrp.dummy", + FT_UINT8, BASE_HEX, NULL, 0, + "NSRP Dummy", HFILL } + }, + { &hf_nsrp_authchecksum, + { "Checksum", "nsrp.authchecksum", + FT_UINT16, BASE_HEX, NULL, 0, + "NSRP AUTH CHECKSUM", HFILL } + }, + { &hf_nsrp_ifnum, + { "Ifnum", "nsrp.ifnum", + FT_UINT16, BASE_HEX, NULL, 0, + "NSRP IfNum", HFILL } + }, + { &hf_nsrp_data, + { "Data", "nsrp.data", + FT_STRING, 0, NULL, 0, + "PADING", HFILL } + } + }; + + static gint *ett[] = { + &ett_nsrp + }; + + proto_nsrp = proto_register_protocol("Juniper Netscreen Redundant Protocol", + "NSRP", "nsrp"); + proto_register_field_array(proto_nsrp, hf, array_length(hf)); + proto_register_subtree_array(ett, array_length(ett)); +} + + +void +proto_reg_handoff_nsrp(void) +{ + dissector_handle_t nsrp_handle; + + nsrp_handle = create_dissector_handle(dissect_nsrp, proto_nsrp); + dissector_add("ethertype", ETHERTYPE_NSRP, nsrp_handle); +} |