d3174f0d03
svn path=/trunk/; revision=29353
98 lines
3.2 KiB
C
98 lines
3.2 KiB
C
/* packet-sercosiii_1v1_mdt_devctrl.c
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* Routines for SERCOS III dissection
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <glib.h>
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#include <epan/packet.h>
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#include "packet-sercosiii.h"
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static gint hf_siii_mdt_dev_control_top_control = -1;
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static gint hf_siii_at_dev_control_ident = -1;
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static gint hf_siii_mdt_dev_control_change_topology = -1;
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static gint hf_siii_mdt_dev_control = -1;
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static gint ett_siii_mdt_devctrl = -1;
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static const value_string siii_mdt_devcontrol_topcontrol_text[]=
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{
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{0x00, "Fast Forward on P/S-Channel"},
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{0x01, "Loopback on P-Channel and Fast Forward"},
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{0x02, "Loopback on S-Channel and Fast Forward"},
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{0, NULL}
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};
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void dissect_siii_mdt_devctrl(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
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{
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proto_tree* subtree;
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proto_item* ti;
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ti = proto_tree_add_item(tree, hf_siii_mdt_dev_control, tvb, 0, 2, TRUE);
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subtree = proto_item_add_subtree(ti, ett_siii_mdt_devctrl);
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proto_tree_add_item(subtree, hf_siii_at_dev_control_ident, tvb, 0, 2, TRUE);
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proto_tree_add_item(subtree, hf_siii_mdt_dev_control_change_topology, tvb, 0, 2, TRUE);
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proto_tree_add_item(subtree, hf_siii_mdt_dev_control_top_control, tvb, 0, 2, TRUE);
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}
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void dissect_siii_mdt_devctrl_init(gint proto_siii)
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{
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/* Setup list of header fields See Section 1.6.1 for details*/
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static hf_register_info hf_siii_header[] = {
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{ &hf_siii_mdt_dev_control_top_control,
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{ "Topology Control", "siii.mdt.devcontrol.topcontrol",
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FT_UINT16, BASE_DEC, VALS(siii_mdt_devcontrol_topcontrol_text), 3<<(12),
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NULL, HFILL }
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},
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{ &hf_siii_at_dev_control_ident,
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{ "Identification", "siii.mdt.devcontrol.identrequest",
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FT_UINT16, BASE_DEC, NULL, 0x8000,
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NULL, HFILL }
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},
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{ &hf_siii_mdt_dev_control_change_topology,
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{ "Changing Topology", "siii.mdt.devcontrol.topologychange",
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FT_UINT16, BASE_DEC, NULL, 1<<14,
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NULL, HFILL }
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},
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{ &hf_siii_mdt_dev_control,
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{ "Word", "siii.mdt.devcontrol",
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FT_UINT16, BASE_DEC, NULL, 0,
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NULL, HFILL }
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}
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};
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/* Setup protocol subtree array */
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static gint *ett[] = {
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&ett_siii_mdt_devctrl
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};
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/* Required function calls to register the header fields and subtrees used */
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proto_register_field_array(proto_siii, hf_siii_header, array_length(hf_siii_header));
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proto_register_subtree_array(ett, array_length(ett));
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}
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