epan/dissectors/packet-ncs.c

   1 /* packet-ncs.c
   2  * Routines for Novell Cluster Services
   3  * Greg Morris <gmorris@novell.com>
   4  * Copyright (c) Novell, Inc. 2002-2005
   5  *
   6  * $Id$
   7  *
   8  * Wireshark - Network traffic analyzer
   9  * By Gerald Combs <gerald@wireshark.org>
  10  * Copyright 1998 Gerald Combs
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  25  */
  26
  27
  28 #include "config.h"
  29
  30 #include <epan/packet.h>
  31 #include <epan/ipproto.h>
  32
  33 static gint ett_ncs = -1;
  34
  35 static int proto_ncs = -1;
  36
  37 static int hf_panning_id = -1;
  38 static int hf_incarnation = -1;
  39
  40 static void
  41 dissect_ncs(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
  42 {
  43     proto_tree      *ncs_tree = NULL;
  44     proto_item      *ti;
  45
  46     if (tree) {
  47         ti = proto_tree_add_item(tree, proto_ncs, tvb, 0, -1, ENC_NA);
  48         ncs_tree = proto_item_add_subtree(ti, ett_ncs);
  49     }
  50
  51
  52     col_set_str(pinfo->cinfo, COL_PROTOCOL, "NCS");
  53     col_set_str(pinfo->cinfo, COL_INFO, "Novell Cluster Services Heartbeat");
  54
  55     proto_tree_add_item(ncs_tree, hf_panning_id, tvb, 4, 4, ENC_BIG_ENDIAN);
  56     proto_tree_add_item(ncs_tree, hf_incarnation, tvb, 8, 4, ENC_BIG_ENDIAN);
  57 }
  58
  59 void
  60 proto_register_ncs(void)
  61 {
  62   static hf_register_info hf[] = {
  63
  64     { &hf_panning_id,
  65       { "Panning ID",           "ncs.pan_id",           FT_UINT32, BASE_HEX,    NULL, 0x0,
  66         NULL, HFILL }},
  67
  68     { &hf_incarnation,
  69       { "Incarnation",          "ncs.incarnation",              FT_UINT32, BASE_HEX,    NULL, 0x0,
  70         NULL, HFILL }},
  71
  72   };
  73   static gint *ett[] = {
  74     &ett_ncs,
  75   };
  76
  77   proto_ncs = proto_register_protocol("Novell Cluster Services",
  78                                        "NCS", "ncs");
  79   proto_register_field_array(proto_ncs, hf, array_length(hf));
  80   proto_register_subtree_array(ett, array_length(ett));
  81 }
  82
  83
  84
  85 void
  86 proto_reg_handoff_ncs(void)
  87 {
  88   dissector_handle_t ncs_handle;
  89
  90   ncs_handle = create_dissector_handle(dissect_ncs, proto_ncs);
  91   dissector_add_uint("ip.proto", IP_PROTO_NCS_HEARTBEAT, ncs_handle);
  92 }