diff options
author | Jörg Mayer <jmayer@loplof.de> | 2005-12-22 01:26:04 +0000 |
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committer | Jörg Mayer <jmayer@loplof.de> | 2005-12-22 01:26:04 +0000 |
commit | 788e63c8d2bb2bca265a7b9841983c16f1e2b3fe (patch) | |
tree | f523b39625613fe0c7dd3053d93779fff5846e02 | |
parent | 0027278005660f3cf8c5ce03350d8d9cf91edb13 (diff) |
Jaap Keuter:
Add MS NLB buildin dissector
svn path=/trunk/; revision=16875
-rw-r--r-- | epan/dissectors/Makefile.common | 1 | ||||
-rw-r--r-- | epan/dissectors/packet-msnlb.c | 180 |
2 files changed, 181 insertions, 0 deletions
diff --git a/epan/dissectors/Makefile.common b/epan/dissectors/Makefile.common index 53a9ad2840..a6c770fb39 100644 --- a/epan/dissectors/Makefile.common +++ b/epan/dissectors/Makefile.common @@ -425,6 +425,7 @@ DISSECTOR_SRC = \ packet-mq-pcf.c \ packet-mrdisc.c \ packet-msdp.c \ + packet-msnlb.c \ packet-msn-messenger.c \ packet-msnip.c \ packet-msproxy.c \ diff --git a/epan/dissectors/packet-msnlb.c b/epan/dissectors/packet-msnlb.c new file mode 100644 index 0000000000..64eae402a0 --- /dev/null +++ b/epan/dissectors/packet-msnlb.c @@ -0,0 +1,180 @@ +/* packet-msnlb.c + * Routines for MS NLB dissection + * + * $Id$ + * + * 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 <gmodule.h> +#include <epan/packet.h> +#include <epan/proto.h> +#include <epan/etypes.h> +#include "packet-smb-common.h" + +/* Initialize the protocol and registered fields */ +static int proto_msnlb = -1; + +static int hf_msnlb_unknown = -1; +static int hf_msnlb_cls_virt_ip = -1; +static int hf_msnlb_host_ip = -1; +static int hf_msnlb_host_name = -1; + +/* Initialize the subtree pointers */ +static gint ett_msnlb = -1; + +/* Code to actually dissect the packets */ +static void +dissect_msnlb(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + proto_item *ti; + proto_tree *msnlb_tree; + guint16 offset = 0; + + guint8 type = 0; /* Blatent assumption of name and size */ + + if (check_col(pinfo->cinfo, COL_PROTOCOL)) + col_set_str(pinfo->cinfo, COL_PROTOCOL, "MS NLB"); + + if (check_col(pinfo->cinfo, COL_INFO)) { + col_clear(pinfo->cinfo, COL_INFO); + col_append_fstr(pinfo->cinfo, COL_INFO, "MS NLB heartbeat"); + } + + if (tree) { + ti = proto_tree_add_item(tree, proto_msnlb, tvb, 0, -1, FALSE); + msnlb_tree = proto_item_add_subtree(ti, ett_msnlb); + + type = tvb_get_guint8(tvb, offset); + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_cls_virt_ip, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_host_ip, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + switch (type) { + case 0xc0: + offset = display_unicode_string(tvb, msnlb_tree, offset, hf_msnlb_host_name, NULL); + break; + + case 0xbf: + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, 4, FALSE); + offset += 4; + + default: + proto_tree_add_item(msnlb_tree, hf_msnlb_unknown, tvb, offset, tvb_length_remaining(tvb, offset), FALSE); + offset += 4; + } + } +} + +void +proto_register_msnlb(void) +{ + static hf_register_info hf[] = { + { &hf_msnlb_unknown, + { "Unknown", "msnlb.unknown", + FT_BYTES, BASE_HEX, + NULL, 0, + "", HFILL } + }, + { &hf_msnlb_host_ip, + { "Host IP", "msnlb.host_ip", + FT_IPv4, BASE_HEX, + NULL, 0, + "Host IP address", HFILL } + }, + { &hf_msnlb_cls_virt_ip, + { "Cluster Virtual IP", "msnlb.cluster_virtual_ip", + FT_IPv4, BASE_HEX, + NULL, 0, + "Cluster Virtual IP address", HFILL } + }, + { &hf_msnlb_host_name, + { "Host name", "msnlb.host_name", + FT_STRING, BASE_NONE, + NULL, 0, + "Host name", HFILL } + } + }; + + static gint *ett[] = { + &ett_msnlb + }; + + proto_msnlb = proto_register_protocol("MS Network Load Balancing", "MS NLB", "msnlb"); + proto_register_field_array(proto_msnlb, hf, array_length(hf)); + proto_register_subtree_array(ett, array_length(ett)); +} + +void +proto_reg_handoff_msnlb(void) +{ + dissector_handle_t msnlb_handle; + + msnlb_handle = create_dissector_handle(dissect_msnlb, proto_msnlb); + dissector_add("ethertype", ETHERTYPE_MS_NLB_HEARTBEAT, msnlb_handle); +} |