forked from osmocom/wireshark
![Guy Harris](/assets/img/avatar_default.png)
convenient to put into a command line (no capital letters, no spaces to require quotes), and one that's a detailed description for use in the UI. Allow either of them in the preferences file or "-o" option; use the detailed description in the UI, and also use it when writing the preferences out, so that the preference will be readable by older versions of Ethereal (assuming the preference existed in that version). Update "README.developer" to give more detail about an enum_val_t (and to put the _t in), and to give a more detailed description of the "radio_buttons" argument to "prefs_register_enum_preference()". svn path=/trunk/; revision=10982
1989 lines
105 KiB
C
1989 lines
105 KiB
C
/* packet-m3ua.c
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* Routines for MTP3 User Adaptation Layer dissection
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* It is hopefully (needs testing) compilant to
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* http://www.ietf.org/internet-drafts/draft-ietf-sigtran-m3ua-05.txt (expired)
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* http://www.ietf.org/internet-drafts/draft-ietf-sigtran-m3ua-06.txt (expired)
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* http://www.ietf.org/internet-drafts/draft-ietf-sigtran-m3ua-07.txt (expired)
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* http://www.ietf.org/rfc/rfc3332.txt
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*
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* Copyright 2000, 2001, 2002, 2003, 2004 Michael Tuexen <tuexen [AT] fh-muenster.de>
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*
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* $Id: packet-m3ua.c,v 1.40 2004/05/24 02:25:19 guy Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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*
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* Copied from README.developer
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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 <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <glib.h>
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#include <epan/packet.h>
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#include "prefs.h"
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#include "sctpppids.h"
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#define SCTP_PORT_M3UA 2905
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#define NETWORK_BYTE_ORDER FALSE
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#define ADD_PADDING(x) ((((x) + 3) >> 2) << 2)
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#define VERSION_LENGTH 1
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#define RESERVED_LENGTH 1
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#define MESSAGE_CLASS_LENGTH 1
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#define MESSAGE_TYPE_LENGTH 1
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#define MESSAGE_LENGTH_LENGTH 4
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#define COMMON_HEADER_LENGTH (VERSION_LENGTH + RESERVED_LENGTH + MESSAGE_CLASS_LENGTH + \
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MESSAGE_TYPE_LENGTH + MESSAGE_LENGTH_LENGTH)
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#define VERSION_OFFSET 0
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#define RESERVED_OFFSET (VERSION_OFFSET + VERSION_LENGTH)
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#define MESSAGE_CLASS_OFFSET (RESERVED_OFFSET + RESERVED_LENGTH)
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#define MESSAGE_TYPE_OFFSET (MESSAGE_CLASS_OFFSET + MESSAGE_CLASS_LENGTH)
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#define MESSAGE_LENGTH_OFFSET (MESSAGE_TYPE_OFFSET + MESSAGE_TYPE_LENGTH)
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#define PARAMETER_TAG_LENGTH 2
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#define PARAMETER_LENGTH_LENGTH 2
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#define PARAMETER_HEADER_LENGTH (PARAMETER_TAG_LENGTH + PARAMETER_LENGTH_LENGTH)
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#define PARAMETER_TAG_OFFSET 0
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#define PARAMETER_LENGTH_OFFSET (PARAMETER_TAG_OFFSET + PARAMETER_TAG_LENGTH)
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#define PARAMETER_VALUE_OFFSET (PARAMETER_LENGTH_OFFSET + PARAMETER_LENGTH_LENGTH)
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#define PARAMETER_HEADER_OFFSET PARAMETER_TAG_OFFSET
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#define PROTOCOL_VERSION_RELEASE_1 1
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static const value_string protocol_version_values[] = {
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{ PROTOCOL_VERSION_RELEASE_1, "Release 1" },
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{ 0, NULL } };
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#define MESSAGE_CLASS_MGMT_MESSAGE 0
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#define MESSAGE_CLASS_TFER_MESSAGE 1
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#define MESSAGE_CLASS_SSNM_MESSAGE 2
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#define MESSAGE_CLASS_ASPSM_MESSAGE 3
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#define MESSAGE_CLASS_ASPTM_MESSAGE 4
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#define MESSAGE_CLASS_RKM_MESSAGE 9
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static const value_string message_class_values[] = {
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{ MESSAGE_CLASS_MGMT_MESSAGE, "Management messages" },
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{ MESSAGE_CLASS_TFER_MESSAGE, "Transfer messages" },
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{ MESSAGE_CLASS_SSNM_MESSAGE, "SS7 signalling network management messages" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE, "ASP state maintenance messages" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE, "ASP traffic maintenance messages" },
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{ MESSAGE_CLASS_RKM_MESSAGE, "Routing key management messages" },
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{ 0, NULL } };
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static const value_string v5_message_class_values[] = {
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{ MESSAGE_CLASS_MGMT_MESSAGE, "Management messages" },
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{ MESSAGE_CLASS_TFER_MESSAGE, "Transfer messages" },
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{ MESSAGE_CLASS_SSNM_MESSAGE, "SS7 signalling network management messages" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE, "ASP state maintenance messages" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE, "ASP traffic maintenance messages" },
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{ 0, NULL } };
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#define MESSAGE_TYPE_ERR 0
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#define MESSAGE_TYPE_NTFY 1
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#define MESSAGE_TYPE_DATA 1
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#define MESSAGE_TYPE_DUNA 1
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#define MESSAGE_TYPE_DAVA 2
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#define MESSAGE_TYPE_DAUD 3
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#define MESSAGE_TYPE_SCON 4
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#define MESSAGE_TYPE_DUPU 5
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#define MESSAGE_TYPE_DRST 6
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#define MESSAGE_TYPE_UP 1
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#define MESSAGE_TYPE_DOWN 2
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#define MESSAGE_TYPE_BEAT 3
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#define MESSAGE_TYPE_UP_ACK 4
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#define MESSAGE_TYPE_DOWN_ACK 5
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#define MESSAGE_TYPE_BEAT_ACK 6
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#define MESSAGE_TYPE_ACTIVE 1
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#define MESSAGE_TYPE_INACTIVE 2
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#define MESSAGE_TYPE_ACTIVE_ACK 3
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#define MESSAGE_TYPE_INACTIVE_ACK 4
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#define MESSAGE_TYPE_REG_REQ 1
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#define MESSAGE_TYPE_REG_RSP 2
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#define MESSAGE_TYPE_DEREG_REQ 3
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#define MESSAGE_TYPE_DEREG_RSP 4
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static const value_string v5_message_class_type_values[] = {
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{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_ERR, "Error (ERR)" },
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{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_NTFY, "Notify (NTFY)" },
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{ MESSAGE_CLASS_TFER_MESSAGE * 256 + MESSAGE_TYPE_DATA, "Payload data (DATA)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUNA, "Destination unavailable (DUNA)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAVA, "Destination available (DAVA)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAUD, "Destination state audit (DAUD)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_SCON, "SS7 Network congestion state (SCON)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUPU, "Destination userpart unavailable (DUPU)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP, "ASP up (UP)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN, "ASP down (DOWN)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT, "Heartbeat (BEAT)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP_ACK, "ASP up ack (UP ACK)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN_ACK, "ASP down ack (DOWN ACK)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT_ACK, "Heartbeat ack (BEAT ACK)" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE , "ASP active (ACTIVE)" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE , "ASP inactive (INACTIVE)" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE_ACK , "ASP active ack (ACTIVE ACK)" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE_ACK , "ASP inactive ack (INACTIVE ACK)" },
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{ 0, NULL } };
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static const value_string message_class_type_values[] = {
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{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_ERR, "Error (ERR)" },
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{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_NTFY, "Notify (NTFY)" },
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{ MESSAGE_CLASS_TFER_MESSAGE * 256 + MESSAGE_TYPE_DATA, "Payload data (DATA)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUNA, "Destination unavailable (DUNA)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAVA, "Destination available (DAVA)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAUD, "Destination state audit (DAUD)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_SCON, "SS7 Network congestion state (SCON)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUPU, "Destination userpart unavailable (DUPU)" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DRST, "Destination Restricted (DRST)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP, "ASP up (ASPUP)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN, "ASP down (ASPDN)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT, "Heartbeat (BEAT)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP_ACK, "ASP up ack (ASPUP_ACK)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN_ACK, "ASP down ack (ASPDN_ACK)" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT_ACK, "Heartbeat ack (BEAT_ACK)" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE , "ASP active (ASPAC)" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE , "ASP inactive (ASPIA)" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE_ACK , "ASP active ack (ASPAC_ACK)" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE_ACK , "ASP inactive ack (ASPIA_ACK)" },
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{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_REG_REQ , "Registration request (REG_REQ)" },
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{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_REG_RSP , "Registration response (REG_RSP)" },
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{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_REQ , "Deregistration request (DEREG_REQ)" },
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{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_RSP , "Deregistration response (DEREG_RSP)" },
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{ 0, NULL } };
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static const value_string v5_message_class_type_acro_values[] = {
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{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_ERR, "ERR" },
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{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_NTFY, "NTFY" },
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{ MESSAGE_CLASS_TFER_MESSAGE * 256 + MESSAGE_TYPE_DATA, "DATA" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUNA, "DUNA" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAVA, "DAVA" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAUD, "DAUD" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_SCON, "SCON" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUPU, "DUPU" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP, "ASP_UP" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN, "ASP_DOWN" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT, "BEAT" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP_ACK, "ASP_UP_ACK" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN_ACK, "ASP_DOWN_ACK" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT_ACK, "BEAT_ACK" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE , "ASP_ACTIVE" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE , "ASP_INACTIVE" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE_ACK , "ASP_ACTIVE_ACK" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE_ACK , "ASP_INACTIVE_ACK" },
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{ 0, NULL } };
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static const value_string message_class_type_acro_values[] = {
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{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_ERR, "ERR" },
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{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_NTFY, "NTFY" },
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{ MESSAGE_CLASS_TFER_MESSAGE * 256 + MESSAGE_TYPE_DATA, "DATA" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUNA, "DUNA" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAVA, "DAVA" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAUD, "DAUD" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_SCON, "SCON" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUPU, "DUPU" },
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{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DRST, "DRST" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP, "ASPUP" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN, "ASPDN" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT, "BEAT" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP_ACK, "ASPUP_ACK" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN_ACK, "ASPDN_ACK" },
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{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT_ACK, "BEAT_ACK" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE , "ASPAC" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE , "ASPIA" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE_ACK , "ASPAC_ACK" },
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{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE_ACK , "ASPIA_ACK" },
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{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_REG_REQ , "REG_REQ" },
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{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_REG_RSP , "REG_RSP" },
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{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_REQ , "DEREG_REQ" },
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{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_RSP , "DEREG_RSP" },
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{ 0, NULL } };
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/* Initialize the protocol and registered fields */
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static int proto_m3ua = -1;
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static int hf_version = -1;
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static int hf_reserved = -1;
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static int hf_message_class = -1;
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static int hf_v5_message_class = -1;
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static int hf_message_type = -1;
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static int hf_message_length = -1;
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static int hf_v5_parameter_tag = -1;
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static int hf_v6_parameter_tag = -1;
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static int hf_v7_parameter_tag = -1;
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static int hf_parameter_tag = -1;
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static int hf_parameter_length = -1;
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static int hf_parameter_value = -1;
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static int hf_parameter_padding = -1;
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static int hf_parameter_trailer = -1;
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static int hf_network_appearance = -1;
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static int hf_info_string = -1;
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static int hf_routing_context = -1;
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static int hf_diagnostic_information = -1;
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static int hf_heartbeat_data = -1;
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static int hf_v5_error_code = -1;
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static int hf_v6_error_code = -1;
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static int hf_v7_error_code = -1;
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static int hf_error_code = -1;
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static int hf_status_type = -1;
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static int hf_status_info = -1;
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static int hf_asp_identifier = -1;
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static int hf_affected_point_code_mask = -1;
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static int hf_affected_point_code_pc = -1;
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static int hf_cause = -1;
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static int hf_user = -1;
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static int hf_reason = -1;
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static int hf_v5_traffic_mode_type = -1;
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static int hf_v6_traffic_mode_type = -1;
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static int hf_v7_traffic_mode_type = -1;
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static int hf_traffic_mode_type = -1;
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static int hf_congestion_reserved = -1;
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static int hf_congestion_level = -1;
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static int hf_concerned_dest_reserved = -1;
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static int hf_concerned_dest_pc = -1;
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static int hf_local_rk_identifier = -1;
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static int hf_dpc_mask = -1;
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static int hf_dpc_pc = -1;
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static int hf_si = -1;
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static int hf_ssn = -1;
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static int hf_opc_list_mask = -1;
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static int hf_opc_list_pc = -1;
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static int hf_cic_range_mask = -1;
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static int hf_cic_range_pc = -1;
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static int hf_cic_range_upper = -1;
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static int hf_cic_range_lower = -1;
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static int hf_protocol_data_opc = -1;
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static int hf_protocol_data_dpc = -1;
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static int hf_protocol_data_si = -1;
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static int hf_protocol_data_ni = -1;
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static int hf_protocol_data_mp = -1;
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static int hf_protocol_data_sls = -1;
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static int hf_correlation_identifier = -1;
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static int hf_registration_status = -1;
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static int hf_deregistration_status = -1;
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static int hf_registration_result_identifier = -1;
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static int hf_registration_result_status = -1;
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static int hf_registration_result_context = -1;
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static int hf_v6_deregistration_result_status = -1;
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static int hf_v6_deregistration_result_context = -1;
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static int hf_li = -1;
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/* Initialize the subtree pointers */
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static gint ett_m3ua = -1;
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static gint ett_parameter = -1;
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static module_t *m3ua_module;
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static dissector_handle_t mtp3_handle, data_handle;
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static dissector_table_t si_dissector_table;
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/* stuff for supporting multiple versions */
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typedef enum {
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M3UA_V5,
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M3UA_V6,
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M3UA_V7,
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M3UA_RFC
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} Version_Type;
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static Version_Type version = M3UA_RFC;
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static void
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dissect_parameters(tvbuff_t *, packet_info *, proto_tree *, proto_tree *);
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static void
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dissect_v5_common_header(tvbuff_t *common_header_tvb, packet_info *pinfo, proto_tree *m3ua_tree)
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{
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guint8 message_class, message_type;
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/* Extract the common header */
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message_class = tvb_get_guint8(common_header_tvb, MESSAGE_CLASS_OFFSET);
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message_type = tvb_get_guint8(common_header_tvb, MESSAGE_TYPE_OFFSET);
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if (check_col(pinfo->cinfo, COL_INFO))
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col_add_fstr(pinfo->cinfo, COL_INFO, "%s ", val_to_str(message_class * 256 + message_type, v5_message_class_type_acro_values, "reserved"));
|
|
|
|
if (m3ua_tree) {
|
|
/* add the components of the common header to the protocol tree */
|
|
proto_tree_add_item(m3ua_tree, hf_version, common_header_tvb, VERSION_OFFSET, VERSION_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(m3ua_tree, hf_reserved, common_header_tvb, RESERVED_OFFSET, RESERVED_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(m3ua_tree, hf_v5_message_class, common_header_tvb, MESSAGE_CLASS_OFFSET, MESSAGE_CLASS_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_uint_format(m3ua_tree, hf_message_type, common_header_tvb, MESSAGE_TYPE_OFFSET, MESSAGE_TYPE_LENGTH, message_type,
|
|
"Message type: %s (%u)", val_to_str(message_class * 256 + message_type, v5_message_class_type_values, "reserved"), message_type);
|
|
proto_tree_add_item(m3ua_tree, hf_message_length, common_header_tvb, MESSAGE_LENGTH_OFFSET, MESSAGE_LENGTH_LENGTH, NETWORK_BYTE_ORDER);
|
|
}
|
|
}
|
|
|
|
static void
|
|
dissect_common_header(tvbuff_t *common_header_tvb, packet_info *pinfo, proto_tree *m3ua_tree)
|
|
{
|
|
guint8 message_class, message_type;
|
|
|
|
/* Extract the common header */
|
|
message_class = tvb_get_guint8(common_header_tvb, MESSAGE_CLASS_OFFSET);
|
|
message_type = tvb_get_guint8(common_header_tvb, MESSAGE_TYPE_OFFSET);
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
col_add_fstr(pinfo->cinfo, COL_INFO,"%s ", val_to_str(message_class * 256 + message_type, message_class_type_acro_values, "reserved"));
|
|
|
|
if (m3ua_tree) {
|
|
/* add the components of the common header to the protocol tree */
|
|
proto_tree_add_item(m3ua_tree, hf_version, common_header_tvb, VERSION_OFFSET, VERSION_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(m3ua_tree, hf_reserved, common_header_tvb, RESERVED_OFFSET, RESERVED_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(m3ua_tree, hf_message_class, common_header_tvb, MESSAGE_CLASS_OFFSET, MESSAGE_CLASS_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_uint_format(m3ua_tree, hf_message_type, common_header_tvb, MESSAGE_TYPE_OFFSET, MESSAGE_TYPE_LENGTH, message_type,
|
|
"Message type: %s (%u)", val_to_str(message_class * 256 + message_type, message_class_type_values, "reserved"), message_type);
|
|
proto_tree_add_item(m3ua_tree, hf_message_length, common_header_tvb, MESSAGE_LENGTH_OFFSET, MESSAGE_LENGTH_LENGTH, NETWORK_BYTE_ORDER);
|
|
}
|
|
}
|
|
|
|
#define NETWORK_APPEARANCE_LENGTH 4
|
|
#define NETWORK_APPEARANCE_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static void
|
|
dissect_network_appearance_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_network_appearance, parameter_tvb, NETWORK_APPEARANCE_OFFSET, NETWORK_APPEARANCE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%u)", tvb_get_ntohl(parameter_tvb, NETWORK_APPEARANCE_OFFSET));
|
|
}
|
|
|
|
#define V5_PROTOCOL_DATA_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static void
|
|
dissect_v5_protocol_data_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_item *parameter_item)
|
|
{
|
|
guint16 length, protocol_data_length;
|
|
tvbuff_t *payload_tvb;
|
|
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
protocol_data_length = length - PARAMETER_HEADER_LENGTH;
|
|
payload_tvb = tvb_new_subset(parameter_tvb, V5_PROTOCOL_DATA_OFFSET, protocol_data_length, protocol_data_length);
|
|
proto_item_append_text(parameter_item, " (SS7 message of %u byte%s)", protocol_data_length, plurality(protocol_data_length, "", "s"));
|
|
proto_item_set_len(parameter_item, PARAMETER_HEADER_LENGTH);
|
|
call_dissector(mtp3_handle, payload_tvb, pinfo, tree);
|
|
}
|
|
|
|
#define INFO_STRING_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static void
|
|
dissect_info_string_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 info_string_length;
|
|
|
|
info_string_length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH;
|
|
proto_tree_add_item(parameter_tree, hf_info_string, parameter_tvb, INFO_STRING_OFFSET, info_string_length, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%.*s)", info_string_length,
|
|
(const char *)tvb_get_ptr(parameter_tvb, INFO_STRING_OFFSET, info_string_length));
|
|
}
|
|
|
|
#define AFFECTED_MASK_LENGTH 1
|
|
#define AFFECTED_DPC_LENGTH 3
|
|
#define AFFECTED_DESTINATION_LENGTH (AFFECTED_MASK_LENGTH + AFFECTED_DPC_LENGTH)
|
|
|
|
#define AFFECTED_MASK_OFFSET 0
|
|
#define AFFECTED_DPC_OFFSET 1
|
|
|
|
static void
|
|
dissect_affected_destinations_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 number_of_destinations, destination_number;
|
|
gint destination_offset;
|
|
|
|
number_of_destinations = (tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH) >> 2;
|
|
destination_offset = PARAMETER_VALUE_OFFSET;
|
|
for(destination_number=1; destination_number <= number_of_destinations; destination_number++) {
|
|
proto_tree_add_item(parameter_tree, hf_affected_point_code_mask, parameter_tvb, destination_offset + AFFECTED_MASK_OFFSET, AFFECTED_MASK_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_affected_point_code_pc, parameter_tvb, destination_offset + AFFECTED_DPC_OFFSET, AFFECTED_DPC_LENGTH, NETWORK_BYTE_ORDER);
|
|
destination_offset += AFFECTED_DESTINATION_LENGTH;
|
|
}
|
|
proto_item_append_text(parameter_item, " (%u destination%s)", number_of_destinations, plurality(number_of_destinations, "", "s"));
|
|
}
|
|
|
|
#define ROUTING_CONTEXT_LENGTH 4
|
|
|
|
static void
|
|
dissect_routing_context_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 number_of_contexts, context_number;
|
|
gint context_offset;
|
|
|
|
number_of_contexts = (tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH) >> 2;
|
|
context_offset = PARAMETER_VALUE_OFFSET;
|
|
for(context_number=1; context_number <= number_of_contexts; context_number++) {
|
|
proto_tree_add_item(parameter_tree, hf_routing_context, parameter_tvb, context_offset, ROUTING_CONTEXT_LENGTH, NETWORK_BYTE_ORDER);
|
|
context_offset += ROUTING_CONTEXT_LENGTH;
|
|
};
|
|
proto_item_append_text(parameter_item, " (%u context%s)", number_of_contexts, plurality(number_of_contexts, "", "s"));
|
|
}
|
|
|
|
#define DIAGNOSTIC_INFO_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static void
|
|
dissect_diagnostic_information_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 diag_info_length;
|
|
|
|
diag_info_length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH;
|
|
proto_tree_add_item(parameter_tree, hf_diagnostic_information, parameter_tvb, DIAGNOSTIC_INFO_OFFSET, diag_info_length, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%u byte%s)", diag_info_length, plurality(diag_info_length, "", "s"));
|
|
}
|
|
|
|
#define HEARTBEAT_DATA_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static void
|
|
dissect_heartbeat_data_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 heartbeat_data_length;
|
|
|
|
heartbeat_data_length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH;
|
|
proto_tree_add_item(parameter_tree, hf_heartbeat_data, parameter_tvb, HEARTBEAT_DATA_OFFSET, heartbeat_data_length, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%u byte%s)", heartbeat_data_length, plurality(heartbeat_data_length, "", "s"));
|
|
}
|
|
|
|
#define UNKNOWN_UNAVAIL_CAUSE 0
|
|
#define UNEQUIPPED_REMOTE_USER_UNAVAIL_CAUSE 1
|
|
#define INACCESSABLE_REMOTE_USER_UNAVAIL_CAUSE 2
|
|
|
|
static const value_string unavailability_cause_values[] = {
|
|
{ UNKNOWN_UNAVAIL_CAUSE, "Unknown" },
|
|
{ UNEQUIPPED_REMOTE_USER_UNAVAIL_CAUSE, "Unequipped remote user" },
|
|
{ INACCESSABLE_REMOTE_USER_UNAVAIL_CAUSE, "Inaccessable remote user" },
|
|
{0, NULL } };
|
|
|
|
#define RESERVED_0_USER_ID 0
|
|
#define RESERVED_1_USER_ID 1
|
|
#define RESERVED_2_USER_ID 2
|
|
#define SCCP_USER_ID 3
|
|
#define TUP_USER_ID 4
|
|
#define ISUP_USER_ID 5
|
|
#define RESERVED_6_USER_ID 6
|
|
#define RESERVED_7_USER_ID 7
|
|
#define RESERVED_8_USER_ID 8
|
|
#define BROADBAND_ISUP_USER_ID 9
|
|
#define SATELLITE_ISUP_USER_ID 10
|
|
#define RESERVED_11_USER_ID 11
|
|
#define AAL_2_SIGNALING_USER_ID 12
|
|
#define BICC_USER_ID 13
|
|
#define GATEWAY_CONTROL_PROTOCOL_USER_ID 14
|
|
#define RESERVED_15_USER_ID 15
|
|
|
|
static const value_string user_identity_values[] = {
|
|
{ RESERVED_0_USER_ID, "Reserved" },
|
|
{ RESERVED_1_USER_ID, "Reserved" },
|
|
{ RESERVED_2_USER_ID, "Reserved" },
|
|
{ SCCP_USER_ID, "SCCP" },
|
|
{ TUP_USER_ID, "TUP" },
|
|
{ ISUP_USER_ID, "ISUP" },
|
|
{ RESERVED_6_USER_ID, "Reserved" },
|
|
{ RESERVED_7_USER_ID, "Reserved" },
|
|
{ RESERVED_8_USER_ID, "Reserved" },
|
|
{ BROADBAND_ISUP_USER_ID, "Broadband ISUP" },
|
|
{ SATELLITE_ISUP_USER_ID, "Satellite ISUP" },
|
|
{ RESERVED_11_USER_ID, "Reserved" },
|
|
{ AAL_2_SIGNALING_USER_ID,"AAL type2 Signaling"},
|
|
{ BICC_USER_ID, "Bearer Independent Call Control (BICC)"},
|
|
{ GATEWAY_CONTROL_PROTOCOL_USER_ID, "Gateway Control Protocol"},
|
|
{ RESERVED_15_USER_ID, "Reserved" },
|
|
|
|
{0, NULL } };
|
|
|
|
#define CAUSE_LENGTH 2
|
|
#define USER_LENGTH 2
|
|
|
|
#define CAUSE_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define USER_OFFSET (CAUSE_OFFSET + CAUSE_LENGTH)
|
|
|
|
static void
|
|
dissect_user_cause_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_cause, parameter_tvb, CAUSE_OFFSET, CAUSE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_user, parameter_tvb, USER_OFFSET, USER_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s: %s)",
|
|
val_to_str(tvb_get_ntohs(parameter_tvb, USER_OFFSET), user_identity_values, "Unknown user"),
|
|
val_to_str(tvb_get_ntohs(parameter_tvb, CAUSE_OFFSET), unavailability_cause_values, "unknown cause"));
|
|
}
|
|
|
|
#define UNSPECIFIED_REASON 0
|
|
#define USER_UNAVAILABLE_REASON 1
|
|
#define MANAGEMENT_BLOCKING_REASON 2
|
|
|
|
static const value_string reason_values[] = {
|
|
{ UNSPECIFIED_REASON, "Unspecified" },
|
|
{ USER_UNAVAILABLE_REASON, "User unavailable" },
|
|
{ MANAGEMENT_BLOCKING_REASON, "Management blocking" },
|
|
{0, NULL } };
|
|
|
|
#define REASON_LENGTH 4
|
|
#define REASON_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static void
|
|
dissect_reason_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_reason, parameter_tvb, REASON_OFFSET, REASON_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, REASON_OFFSET), reason_values, "unknown"));
|
|
}
|
|
|
|
#define TRAFFIC_MODE_TYPE_LENGTH 4
|
|
#define TRAFFIC_MODE_TYPE_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static const value_string v5_traffic_mode_type_values[] = {
|
|
{ 1, "Over-ride" },
|
|
{ 2, "Load-share" },
|
|
{ 3, "Over-ride (standby)" },
|
|
{ 4, "Load-share (standby)" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_v5_traffic_mode_type_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_v5_traffic_mode_type, parameter_tvb, TRAFFIC_MODE_TYPE_OFFSET, TRAFFIC_MODE_TYPE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, TRAFFIC_MODE_TYPE_OFFSET), v5_traffic_mode_type_values, "unknown"));
|
|
}
|
|
|
|
static const value_string v6_traffic_mode_type_values[] = {
|
|
{ 1, "Over-ride" },
|
|
{ 2, "Load-share" },
|
|
{ 3, "Over-ride (standby)" },
|
|
{ 4, "Load-share (standby)" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_v6_traffic_mode_type_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_v6_traffic_mode_type, parameter_tvb, TRAFFIC_MODE_TYPE_OFFSET, TRAFFIC_MODE_TYPE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, TRAFFIC_MODE_TYPE_OFFSET), v6_traffic_mode_type_values, "unknown"));
|
|
}
|
|
|
|
static const value_string v7_traffic_mode_type_values[] = {
|
|
{ 1, "Over-ride" },
|
|
{ 2, "Load-share" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_v7_traffic_mode_type_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_v7_traffic_mode_type, parameter_tvb, TRAFFIC_MODE_TYPE_OFFSET, TRAFFIC_MODE_TYPE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, TRAFFIC_MODE_TYPE_OFFSET), v7_traffic_mode_type_values, "unknown"));
|
|
}
|
|
|
|
static const value_string traffic_mode_type_values[] = {
|
|
{ 1, "Over-ride" },
|
|
{ 2, "Load-share" },
|
|
{ 3, "Broadcast" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_traffic_mode_type_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_traffic_mode_type, parameter_tvb, TRAFFIC_MODE_TYPE_OFFSET, TRAFFIC_MODE_TYPE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, TRAFFIC_MODE_TYPE_OFFSET), traffic_mode_type_values, "unknown"));
|
|
}
|
|
|
|
#define ERROR_CODE_LENGTH 4
|
|
#define ERROR_CODE_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static const value_string v5_error_code_values[] = {
|
|
{ 1, "Invalid version" },
|
|
{ 2, "Invalid network appearance" },
|
|
{ 3, "Unsupported message class" },
|
|
{ 4, "Unsupported message type" },
|
|
{ 5, "Invalid traffic handling mode" },
|
|
{ 6, "Unexpected message" },
|
|
{ 7, "Protocol error" },
|
|
{ 8, "Invalid routing context" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_v5_error_code_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_v5_error_code, parameter_tvb, ERROR_CODE_OFFSET, ERROR_CODE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, ERROR_CODE_OFFSET), v5_error_code_values, "unknown"));
|
|
}
|
|
|
|
static const value_string v6_error_code_values[] = {
|
|
{ 1, "Invalid version" },
|
|
{ 2, "Invalid network appearance" },
|
|
{ 3, "Unsupported message class" },
|
|
{ 4, "Unsupported message type" },
|
|
{ 5, "Invalid traffic handling mode" },
|
|
{ 6, "Unexpected message" },
|
|
{ 7, "Protocol error" },
|
|
{ 8, "Invalid routing context" },
|
|
{ 9, "Invalid stream identifier" },
|
|
{ 10, "Invalid parameter value" },
|
|
{ 0, NULL } };
|
|
|
|
|
|
static void
|
|
dissect_v6_error_code_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_v6_error_code, parameter_tvb, ERROR_CODE_OFFSET, ERROR_CODE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, ERROR_CODE_OFFSET), v6_error_code_values, "unknown"));
|
|
}
|
|
|
|
static const value_string v7_error_code_values[] = {
|
|
{ 1, "Invalid version" },
|
|
{ 2, "Invalid network appearance" },
|
|
{ 3, "Unsupported message class" },
|
|
{ 4, "Unsupported message type" },
|
|
{ 5, "Invalid traffic handling mode" },
|
|
{ 6, "Unexpected message" },
|
|
{ 7, "Protocol error" },
|
|
{ 8, "Invalid routing context" },
|
|
{ 9, "Invalid stream identifier" },
|
|
{ 10, "Invalid parameter value" },
|
|
{ 11, "Refused - Management Blocking" },
|
|
{ 12, "Unknown Routing Context" },
|
|
{ 0, NULL } };
|
|
|
|
|
|
static void
|
|
dissect_v7_error_code_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_v7_error_code, parameter_tvb, ERROR_CODE_OFFSET, ERROR_CODE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, ERROR_CODE_OFFSET), v7_error_code_values, "unknown"));
|
|
}
|
|
|
|
static const value_string error_code_values[] = {
|
|
{ 0x01, "Invalid version" },
|
|
{ 0x03, "Unsupported message class" },
|
|
{ 0x04, "Unsupported message type" },
|
|
{ 0x05, "Unsupported traffic handling mode" },
|
|
{ 0x06, "Unexpected message" },
|
|
{ 0x07, "Protocol error" },
|
|
{ 0x09, "Invalid stream identifier" },
|
|
{ 0x0d, "Refused - management blocking" },
|
|
{ 0x0e, "ASP identifier required" },
|
|
{ 0x0f, "Invalid ASP identifier" },
|
|
{ 0x11, "Invalid parameter value" },
|
|
{ 0x12, "Parameter field error" },
|
|
{ 0x13, "Unexpected parameter" },
|
|
{ 0x14, "Destination status unknown" },
|
|
{ 0x15, "Invalid network appearance" },
|
|
{ 0x16, "Missing parameter" },
|
|
{ 0x19, "Invalid routing context" },
|
|
{ 0x1a, "No configured AS for ASP" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_error_code_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_error_code, parameter_tvb, ERROR_CODE_OFFSET, ERROR_CODE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, ERROR_CODE_OFFSET), error_code_values, "unknown"));
|
|
}
|
|
|
|
#define AS_STATE_CHANGE_TYPE 1
|
|
#define OTHER_TYPE 2
|
|
|
|
static const value_string status_type_values[] = {
|
|
{ AS_STATE_CHANGE_TYPE, "Application server state change" },
|
|
{ OTHER_TYPE, "Other" },
|
|
{ 0, NULL } };
|
|
|
|
#define RESERVED_INFO 1
|
|
#define AS_INACTIVE_INFO 2
|
|
#define AS_ACTIVE_INFO 3
|
|
#define AS_PENDING_INFO 4
|
|
|
|
#define INSUFFICIENT_ASP_RES_INFO 1
|
|
#define ALTERNATE_ASP_ACTIVE_INFO 2
|
|
#define ASP_FAILURE_INFO 3
|
|
|
|
static const value_string v567_status_type_info_values[] = {
|
|
{ AS_STATE_CHANGE_TYPE * 256 * 256 + RESERVED_INFO, "Reserved" },
|
|
{ AS_STATE_CHANGE_TYPE * 256 * 256 + AS_INACTIVE_INFO, "Application server inactive" },
|
|
{ AS_STATE_CHANGE_TYPE * 256 * 256 + AS_ACTIVE_INFO, "Application server active" },
|
|
{ AS_STATE_CHANGE_TYPE * 256 * 256 + AS_PENDING_INFO, "Application server pending" },
|
|
{ OTHER_TYPE * 256 * 256 + INSUFFICIENT_ASP_RES_INFO, "Insufficient ASP resources active in AS" },
|
|
{ OTHER_TYPE * 256 * 256 + ALTERNATE_ASP_ACTIVE_INFO, "Alternate ASP active" },
|
|
{0, NULL } };
|
|
|
|
|
|
#define STATUS_TYPE_LENGTH 2
|
|
#define STATUS_INFO_LENGTH 2
|
|
|
|
#define STATUS_TYPE_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define STATUS_INFO_OFFSET (STATUS_TYPE_OFFSET + STATUS_TYPE_LENGTH)
|
|
|
|
static void
|
|
dissect_v567_status_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 status_type, status_info;
|
|
|
|
status_type = tvb_get_ntohs(parameter_tvb, STATUS_TYPE_OFFSET);
|
|
status_info = tvb_get_ntohs(parameter_tvb, STATUS_INFO_OFFSET);
|
|
|
|
proto_tree_add_item(parameter_tree, hf_status_type, parameter_tvb, STATUS_TYPE_OFFSET, STATUS_TYPE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_uint_format(parameter_tree, hf_status_info, parameter_tvb, STATUS_INFO_OFFSET, STATUS_INFO_LENGTH, status_info,
|
|
"Status info: %s (%u)", val_to_str(status_type * 256 * 256 + status_info, v567_status_type_info_values, "unknown"), status_info);
|
|
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(status_type * 256 * 256 + status_info, v567_status_type_info_values, "unknown status information"));
|
|
}
|
|
|
|
static const value_string status_type_info_values[] = {
|
|
{ AS_STATE_CHANGE_TYPE * 256 * 256 + RESERVED_INFO, "Reserved" },
|
|
{ AS_STATE_CHANGE_TYPE * 256 * 256 + AS_INACTIVE_INFO, "Application server inactive" },
|
|
{ AS_STATE_CHANGE_TYPE * 256 * 256 + AS_ACTIVE_INFO, "Application server active" },
|
|
{ AS_STATE_CHANGE_TYPE * 256 * 256 + AS_PENDING_INFO, "Application server pending" },
|
|
{ OTHER_TYPE * 256 * 256 + INSUFFICIENT_ASP_RES_INFO, "Insufficient ASP resources active in AS" },
|
|
{ OTHER_TYPE * 256 * 256 + ALTERNATE_ASP_ACTIVE_INFO, "Alternate ASP active" },
|
|
{ OTHER_TYPE * 256 * 256 + ASP_FAILURE_INFO, "ASP Failure" },
|
|
{0, NULL } };
|
|
|
|
static void
|
|
dissect_status_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 status_type, status_info;
|
|
|
|
status_type = tvb_get_ntohs(parameter_tvb, STATUS_TYPE_OFFSET);
|
|
status_info = tvb_get_ntohs(parameter_tvb, STATUS_INFO_OFFSET);
|
|
|
|
proto_tree_add_item(parameter_tree, hf_status_type, parameter_tvb, STATUS_TYPE_OFFSET, STATUS_TYPE_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_uint_format(parameter_tree, hf_status_info, parameter_tvb, STATUS_INFO_OFFSET, STATUS_INFO_LENGTH, status_info,
|
|
"Status info: %s (%u)", val_to_str(status_type * 256 * 256 + status_info, status_type_info_values, "unknown"), status_info);
|
|
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(status_type * 256 * 256 + status_info, status_type_info_values, "unknown status information"));
|
|
}
|
|
|
|
static const value_string congestion_level_values[] = {
|
|
{ 0, "No congestion or undefined" },
|
|
{ 1, "Congestion level 1" },
|
|
{ 2, "Congestion level 2" },
|
|
{ 3, "Congestion level 3" },
|
|
{ 0, NULL } };
|
|
|
|
#define CONG_IND_RESERVED_LENGTH 3
|
|
#define CONG_IND_LEVEL_LENGTH 1
|
|
|
|
#define CONG_IND_RESERVED_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define CONG_IND_LEVEL_OFFSET (CONG_IND_RESERVED_OFFSET + CONG_IND_RESERVED_LENGTH)
|
|
|
|
static void
|
|
dissect_congestion_indication_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_congestion_reserved, parameter_tvb, CONG_IND_RESERVED_OFFSET, CONG_IND_RESERVED_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_congestion_level, parameter_tvb, CONG_IND_LEVEL_OFFSET, CONG_IND_LEVEL_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_guint8(parameter_tvb, CONG_IND_LEVEL_OFFSET), congestion_level_values, "unknown"));
|
|
}
|
|
|
|
#define ASP_IDENTIFIER_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define ASP_IDENTIFIER_LENGTH 4
|
|
|
|
static void
|
|
dissect_asp_identifier_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_asp_identifier, parameter_tvb, ASP_IDENTIFIER_OFFSET, ASP_IDENTIFIER_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%u)", tvb_get_ntohl(parameter_tvb, ASP_IDENTIFIER_OFFSET));
|
|
}
|
|
|
|
#define PROTOCOL_DATA_1_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static void
|
|
dissect_protocol_data_1_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_item *parameter_item)
|
|
{
|
|
guint16 protocol_data_length;
|
|
tvbuff_t *payload_tvb;
|
|
|
|
protocol_data_length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH;
|
|
payload_tvb = tvb_new_subset(parameter_tvb, PROTOCOL_DATA_1_OFFSET, protocol_data_length, protocol_data_length);
|
|
proto_item_append_text(parameter_item, " (SS7 message of %u byte%s)", protocol_data_length, plurality(protocol_data_length, "", "s"));
|
|
proto_item_set_len(parameter_item, PARAMETER_HEADER_LENGTH);
|
|
call_dissector(mtp3_handle, payload_tvb, pinfo, tree);
|
|
}
|
|
|
|
#define LI_OCTETT_LENGTH 1
|
|
#define LI_OCTETT_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define PROTOCOL_DATA_2_OFFSET (PARAMETER_VALUE_OFFSET + LI_OCTETT_LENGTH)
|
|
|
|
static void
|
|
dissect_protocol_data_2_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint8 li;
|
|
guint16 protocol_data_length;
|
|
tvbuff_t *payload_tvb;
|
|
|
|
li = tvb_get_guint8(parameter_tvb, LI_OCTETT_OFFSET);
|
|
protocol_data_length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH - LI_OCTETT_LENGTH;
|
|
payload_tvb = tvb_new_subset(parameter_tvb, PROTOCOL_DATA_2_OFFSET, protocol_data_length, protocol_data_length);
|
|
proto_tree_add_item(parameter_tree, hf_li, parameter_tvb, LI_OCTETT_OFFSET, LI_OCTETT_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (SS7 message of %u byte%s)", protocol_data_length, plurality(protocol_data_length, "", "s"));
|
|
proto_item_set_len(parameter_item, PARAMETER_HEADER_LENGTH + LI_OCTETT_LENGTH);
|
|
call_dissector(mtp3_handle, payload_tvb, pinfo, tree);
|
|
}
|
|
|
|
|
|
|
|
#define CON_DEST_RESERVED_LENGTH 1
|
|
#define CON_DEST_PC_LENGTH 3
|
|
|
|
#define CON_DEST_RESERVED_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define CON_DEST_PC_OFFSET (CON_DEST_RESERVED_OFFSET + CON_DEST_RESERVED_LENGTH)
|
|
|
|
static void
|
|
dissect_concerned_destination_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_concerned_dest_reserved, parameter_tvb, CON_DEST_RESERVED_OFFSET, CON_DEST_RESERVED_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_concerned_dest_pc, parameter_tvb, CON_DEST_PC_OFFSET, CON_DEST_PC_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%u)", tvb_get_ntoh24(parameter_tvb, CON_DEST_PC_OFFSET));
|
|
}
|
|
|
|
static void
|
|
dissect_routing_key_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *parameter_tree)
|
|
{
|
|
tvbuff_t *parameters_tvb;
|
|
guint16 length, parameters_length;
|
|
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
parameters_length = length - PARAMETER_HEADER_LENGTH;
|
|
parameters_tvb = tvb_new_subset(parameter_tvb, PARAMETER_VALUE_OFFSET, parameters_length, parameters_length);
|
|
dissect_parameters(parameters_tvb, pinfo, tree, parameter_tree);
|
|
}
|
|
|
|
static const value_string registration_result_status_values[] = {
|
|
{ 0, "Successfully Registered" } ,
|
|
{ 1, "Error - Unknown" } ,
|
|
{ 2, "Error - Invalid DPC" } ,
|
|
{ 3, "Error - Invalid Network Appearance" } ,
|
|
{ 4, "Error - Invalid Routing Key" } ,
|
|
{ 5, "Error - Permission Denied" } ,
|
|
{ 6, "Error - Overlapping (Non-unique) Routing Key" } ,
|
|
{ 7, "Error - Routing Key not Provisioned" } ,
|
|
{ 8, "Error - Insufficient Resources" } ,
|
|
{ 0, NULL } };
|
|
|
|
#define REG_RES_IDENTIFIER_LENGTH 4
|
|
#define REG_RES_STATUS_LENGTH 4
|
|
#define REG_RES_CONTEXT_LENGTH 4
|
|
|
|
#define REG_RES_IDENTIFIER_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define REG_RES_STATUS_OFFSET (REG_RES_IDENTIFIER_OFFSET + REG_RES_IDENTIFIER_LENGTH)
|
|
#define REG_RES_CONTEXT_OFFSET (REG_RES_STATUS_OFFSET + REG_RES_STATUS_LENGTH)
|
|
|
|
static void
|
|
dissect_v67_registration_result_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_registration_result_identifier, parameter_tvb, REG_RES_IDENTIFIER_OFFSET, REG_RES_IDENTIFIER_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_registration_result_status, parameter_tvb, REG_RES_STATUS_OFFSET, REG_RES_STATUS_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_registration_result_context, parameter_tvb, REG_RES_CONTEXT_OFFSET, REG_RES_CONTEXT_LENGTH, NETWORK_BYTE_ORDER);
|
|
}
|
|
|
|
static void
|
|
dissect_registration_result_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *parameter_tree)
|
|
{
|
|
tvbuff_t *parameters_tvb;
|
|
guint16 length, parameters_length;
|
|
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
parameters_length = length - PARAMETER_HEADER_LENGTH;
|
|
parameters_tvb = tvb_new_subset(parameter_tvb, PARAMETER_VALUE_OFFSET, parameters_length, parameters_length);
|
|
dissect_parameters(parameters_tvb, pinfo, tree, parameter_tree);
|
|
}
|
|
|
|
static const value_string v6_deregistration_result_status_values[] = {
|
|
{ 0, "Successfully De-registered" } ,
|
|
{ 1, "Error - Unknown" } ,
|
|
{ 2, "Error - Invalid Routing context" } ,
|
|
{ 3, "Error - Permission Denied" } ,
|
|
{ 4, "Error - Not registered" } ,
|
|
{ 0, NULL } };
|
|
|
|
#define DEREG_RES_CONTEXT_LENGTH 4
|
|
#define DEREG_RES_STATUS_LENGTH 4
|
|
|
|
#define DEREG_RES_CONTEXT_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define DEREG_RES_STATUS_OFFSET (DEREG_RES_CONTEXT_OFFSET + DEREG_RES_CONTEXT_LENGTH)
|
|
|
|
static void
|
|
dissect_v67_deregistration_result_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_v6_deregistration_result_context, parameter_tvb, DEREG_RES_CONTEXT_OFFSET, DEREG_RES_CONTEXT_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_v6_deregistration_result_status, parameter_tvb, DEREG_RES_STATUS_OFFSET, DEREG_RES_STATUS_LENGTH, NETWORK_BYTE_ORDER);
|
|
}
|
|
|
|
static void
|
|
dissect_deregistration_result_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *parameter_tree)
|
|
{
|
|
tvbuff_t *parameters_tvb;
|
|
guint16 length, parameters_length;
|
|
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
parameters_length = length - PARAMETER_HEADER_LENGTH;
|
|
parameters_tvb = tvb_new_subset(parameter_tvb, PARAMETER_VALUE_OFFSET, parameters_length, parameters_length);
|
|
dissect_parameters(parameters_tvb, pinfo, tree, parameter_tree);
|
|
}
|
|
|
|
|
|
#define LOCAL_RK_IDENTIFIER_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define LOCAL_RK_IDENTIFIER_LENGTH 4
|
|
|
|
static void
|
|
dissect_local_routing_key_identifier_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint32 id;
|
|
|
|
id = tvb_get_ntohl(parameter_tvb, LOCAL_RK_IDENTIFIER_OFFSET);
|
|
proto_tree_add_item(parameter_tree, hf_local_rk_identifier, parameter_tvb, LOCAL_RK_IDENTIFIER_OFFSET, LOCAL_RK_IDENTIFIER_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%u)", tvb_get_ntohl(parameter_tvb, LOCAL_RK_IDENTIFIER_OFFSET));
|
|
}
|
|
|
|
#define DPC_MASK_LENGTH 1
|
|
#define DPC_PC_LENGTH 3
|
|
|
|
#define DPC_MASK_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define DPC_PC_OFFSET (DPC_MASK_OFFSET + DPC_MASK_LENGTH)
|
|
|
|
static void
|
|
dissect_destination_point_code_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_dpc_mask, parameter_tvb, DPC_MASK_OFFSET, DPC_MASK_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_dpc_pc, parameter_tvb, DPC_PC_OFFSET, DPC_PC_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%u)", tvb_get_ntoh24(parameter_tvb, DPC_PC_OFFSET));
|
|
}
|
|
|
|
#define SI_LENGTH 1
|
|
|
|
static void
|
|
dissect_service_indicators_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 length, number_of_sis, si_number;
|
|
gint si_offset;
|
|
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
number_of_sis = length - PARAMETER_HEADER_LENGTH;
|
|
|
|
si_offset = PARAMETER_VALUE_OFFSET;
|
|
for(si_number=1; si_number <= number_of_sis; si_number++) {
|
|
proto_tree_add_item(parameter_tree, hf_si, parameter_tvb, si_offset, SI_LENGTH, NETWORK_BYTE_ORDER);
|
|
si_offset += SI_LENGTH;
|
|
};
|
|
proto_item_append_text(parameter_item, " (%u indicator%s)", number_of_sis, plurality(number_of_sis, "", "s"));
|
|
|
|
}
|
|
#define SSN_LENGTH 1
|
|
|
|
static void
|
|
dissect_subsystem_numbers_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 length, number_of_ssns, ssn_number;
|
|
gint ssn_offset;
|
|
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
number_of_ssns = length - PARAMETER_HEADER_LENGTH;
|
|
|
|
ssn_offset = PARAMETER_VALUE_OFFSET;
|
|
for(ssn_number=1; ssn_number <= number_of_ssns; ssn_number++) {
|
|
proto_tree_add_item(parameter_tree, hf_ssn, parameter_tvb, ssn_offset, SSN_LENGTH, NETWORK_BYTE_ORDER);
|
|
ssn_offset += SSN_LENGTH;
|
|
};
|
|
proto_item_append_text(parameter_item, " (%u number%s)", number_of_ssns, plurality(number_of_ssns, "", "s"));
|
|
|
|
}
|
|
|
|
#define OPC_MASK_LENGTH 1
|
|
#define OPC_PC_LENGTH 3
|
|
#define OPC_LENGTH (OPC_MASK_LENGTH + OPC_PC_LENGTH)
|
|
#define OPC_MASK_OFFSET 0
|
|
#define OPC_PC_OFFSET (OPC_MASK_OFFSET + OPC_MASK_LENGTH)
|
|
|
|
static void
|
|
dissect_originating_point_code_list_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 length, number_of_point_codes, point_code_number;
|
|
gint point_code_offset;
|
|
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
number_of_point_codes = (length - PARAMETER_HEADER_LENGTH) / 4;
|
|
|
|
point_code_offset = PARAMETER_VALUE_OFFSET;
|
|
for(point_code_number=1; point_code_number <= number_of_point_codes; point_code_number++) {
|
|
proto_tree_add_item(parameter_tree, hf_opc_list_mask, parameter_tvb, point_code_offset + OPC_MASK_OFFSET, OPC_MASK_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_opc_list_pc, parameter_tvb, point_code_offset + OPC_PC_OFFSET, OPC_PC_LENGTH, NETWORK_BYTE_ORDER);
|
|
point_code_offset += OPC_LENGTH;
|
|
};
|
|
proto_item_append_text(parameter_item, " (%u point code%s)", number_of_point_codes, plurality(number_of_point_codes, "", "s"));
|
|
}
|
|
|
|
#define CIC_RANGE_MASK_LENGTH 1
|
|
#define CIC_RANGE_PC_LENGTH 3
|
|
#define CIC_RANGE_LOWER_LENGTH 2
|
|
#define CIC_RANGE_UPPER_LENGTH 2
|
|
#define CIC_RANGE_LENGTH (CIC_RANGE_MASK_LENGTH + CIC_RANGE_PC_LENGTH + CIC_RANGE_LOWER_LENGTH + CIC_RANGE_UPPER_LENGTH)
|
|
#define CIC_RANGE_MASK_OFFSET 0
|
|
#define CIC_RANGE_PC_OFFSET (CIC_RANGE_MASK_OFFSET + CIC_RANGE_MASK_LENGTH)
|
|
#define CIC_RANGE_LOWER_OFFSET (CIC_RANGE_PC_OFFSET + CIC_RANGE_PC_LENGTH)
|
|
#define CIC_RANGE_UPPER_OFFSET (CIC_RANGE_LOWER_OFFSET + CIC_RANGE_LOWER_LENGTH)
|
|
|
|
static void
|
|
dissect_circuit_range_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 length, number_of_point_codes, point_code_number;
|
|
gint point_code_offset;
|
|
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
number_of_point_codes = (length - PARAMETER_HEADER_LENGTH) / CIC_RANGE_LENGTH;
|
|
|
|
point_code_offset = PARAMETER_VALUE_OFFSET;
|
|
for(point_code_number = 1; point_code_number <= number_of_point_codes; point_code_number++) {
|
|
proto_tree_add_item(parameter_tree, hf_cic_range_mask, parameter_tvb, point_code_offset + CIC_RANGE_MASK_OFFSET, CIC_RANGE_MASK_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_cic_range_pc, parameter_tvb, point_code_offset + CIC_RANGE_PC_OFFSET, CIC_RANGE_PC_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_cic_range_lower, parameter_tvb, point_code_offset + CIC_RANGE_LOWER_OFFSET, CIC_RANGE_LOWER_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_cic_range_upper, parameter_tvb, point_code_offset + CIC_RANGE_UPPER_OFFSET, CIC_RANGE_UPPER_LENGTH, NETWORK_BYTE_ORDER);
|
|
point_code_offset += CIC_RANGE_LENGTH;
|
|
};
|
|
proto_item_append_text(parameter_item, " (%u range%s)", number_of_point_codes, plurality(number_of_point_codes, "", "s"));
|
|
}
|
|
|
|
#define DATA_OPC_LENGTH 4
|
|
#define DATA_DPC_LENGTH 4
|
|
#define DATA_SI_LENGTH 1
|
|
#define DATA_NI_LENGTH 1
|
|
#define DATA_MP_LENGTH 1
|
|
#define DATA_SLS_LENGTH 1
|
|
#define DATA_HDR_LENGTH (DATA_OPC_LENGTH + DATA_DPC_LENGTH + DATA_SI_LENGTH + DATA_NI_LENGTH + DATA_MP_LENGTH + DATA_SLS_LENGTH)
|
|
|
|
#define DATA_OPC_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define DATA_DPC_OFFSET (DATA_OPC_OFFSET + DATA_OPC_LENGTH)
|
|
#define DATA_SI_OFFSET (DATA_DPC_OFFSET + DATA_DPC_LENGTH)
|
|
#define DATA_NI_OFFSET (DATA_SI_OFFSET + DATA_SI_LENGTH)
|
|
#define DATA_MP_OFFSET (DATA_NI_OFFSET + DATA_NI_LENGTH)
|
|
#define DATA_SLS_OFFSET (DATA_MP_OFFSET + DATA_MP_LENGTH)
|
|
#define DATA_ULP_OFFSET (DATA_SLS_OFFSET + DATA_SLS_LENGTH)
|
|
|
|
static void
|
|
dissect_protocol_data_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 ulp_length;
|
|
tvbuff_t *payload_tvb;
|
|
|
|
ulp_length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH - DATA_HDR_LENGTH;
|
|
|
|
if (parameter_tree) {
|
|
proto_tree_add_item(parameter_tree, hf_protocol_data_opc, parameter_tvb, DATA_OPC_OFFSET, DATA_OPC_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_protocol_data_dpc, parameter_tvb, DATA_DPC_OFFSET, DATA_DPC_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_protocol_data_si, parameter_tvb, DATA_SI_OFFSET, DATA_SI_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_protocol_data_ni, parameter_tvb, DATA_NI_OFFSET, DATA_NI_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_protocol_data_mp, parameter_tvb, DATA_MP_OFFSET, DATA_MP_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_protocol_data_sls, parameter_tvb, DATA_SLS_OFFSET, DATA_SLS_LENGTH, NETWORK_BYTE_ORDER);
|
|
|
|
proto_item_append_text(parameter_item, " (SS7 message of %u byte%s)", ulp_length, plurality(ulp_length, "", "s"));
|
|
proto_item_set_len(parameter_item, PARAMETER_HEADER_LENGTH + DATA_HDR_LENGTH);
|
|
}
|
|
|
|
payload_tvb = tvb_new_subset(parameter_tvb, DATA_ULP_OFFSET, ulp_length, ulp_length);
|
|
if (!dissector_try_port(si_dissector_table, tvb_get_guint8(parameter_tvb, DATA_SI_OFFSET), payload_tvb, pinfo, tree))
|
|
call_dissector(data_handle, payload_tvb, pinfo, tree);
|
|
}
|
|
|
|
#define CORR_ID_OFFSET PARAMETER_VALUE_OFFSET
|
|
#define CORR_ID_LENGTH 4
|
|
|
|
static void
|
|
dissect_correlation_identifier_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_correlation_identifier, parameter_tvb, CORR_ID_OFFSET, CORR_ID_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%u)", tvb_get_ntohl(parameter_tvb, CORR_ID_OFFSET));
|
|
}
|
|
|
|
#define REG_STATUS_LENGTH 4
|
|
#define REG_STATUS_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static const value_string registration_status_values[] = {
|
|
{ 0, "Successfully Registered" },
|
|
{ 1, "Error - Unknown" },
|
|
{ 2, "Error - Invalid DPC" },
|
|
{ 3, "Error - Invalid Network Appearance" },
|
|
{ 4, "Error - Invalid Routing Key" },
|
|
{ 5, "Error - Permission Denied" },
|
|
{ 6, "Error - Cannot Support Unique Routing" },
|
|
{ 7, "Error - Routing Key not Currently Provisioned" },
|
|
{ 8, "Error - Insufficient Resources" },
|
|
{ 9, "Error - Unsupported RK parameter Field" },
|
|
{ 10, "Error - Unsupported/Invalid Traffic Handling Mode" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_registration_status_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_registration_status, parameter_tvb, REG_STATUS_OFFSET, REG_STATUS_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, REG_STATUS_OFFSET), registration_status_values, "unknown"));
|
|
}
|
|
|
|
#define DEREG_STATUS_LENGTH 4
|
|
#define DEREG_STATUS_OFFSET PARAMETER_VALUE_OFFSET
|
|
|
|
static const value_string deregistration_status_values[] = {
|
|
{ 0, "Successfully Deregistered" },
|
|
{ 1, "Error - Unknown" },
|
|
{ 2, "Error - Invalid Routing Context" },
|
|
{ 3, "Error - Permission Denied" },
|
|
{ 4, "Error - Not Registered" },
|
|
{ 5, "Error - ASP Currently Active for Routing Context" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_deregistration_status_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
proto_tree_add_item(parameter_tree, hf_deregistration_status, parameter_tvb, DEREG_STATUS_OFFSET, DEREG_STATUS_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (%s)", val_to_str(tvb_get_ntohl(parameter_tvb, DEREG_STATUS_OFFSET), deregistration_status_values, "unknown"));
|
|
}
|
|
|
|
static void
|
|
dissect_registration_results_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *parameter_tree)
|
|
{
|
|
tvbuff_t *parameters_tvb;
|
|
guint16 parameters_length;
|
|
|
|
parameters_length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH;
|
|
parameters_tvb = tvb_new_subset(parameter_tvb, PARAMETER_VALUE_OFFSET, parameters_length, parameters_length);
|
|
dissect_parameters(parameters_tvb, pinfo, tree, parameter_tree);
|
|
}
|
|
|
|
static void
|
|
dissect_deregistration_results_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *parameter_tree)
|
|
{
|
|
tvbuff_t *parameters_tvb;
|
|
guint16 parameters_length;
|
|
|
|
parameters_length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH;
|
|
parameters_tvb = tvb_new_subset(parameter_tvb, PARAMETER_VALUE_OFFSET, parameters_length, parameters_length);
|
|
dissect_parameters(parameters_tvb, pinfo, tree, parameter_tree);
|
|
}
|
|
|
|
static void
|
|
dissect_unknown_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
|
|
{
|
|
guint16 tag, parameter_value_length;
|
|
|
|
tag = tvb_get_ntohs(parameter_tvb, PARAMETER_TAG_OFFSET);
|
|
parameter_value_length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET) - PARAMETER_HEADER_LENGTH;
|
|
proto_tree_add_item(parameter_tree, hf_parameter_value, parameter_tvb, PARAMETER_VALUE_OFFSET, parameter_value_length, NETWORK_BYTE_ORDER);
|
|
proto_item_append_text(parameter_item, " (tag %u and %u byte%s value)", tag, parameter_value_length, plurality(parameter_value_length, "", "s"));
|
|
}
|
|
|
|
#define V5_NETWORK_APPEARANCE_PARAMETER_TAG 1
|
|
#define V5_PROTOCOL_DATA_PARAMETER_TAG 3
|
|
#define V5_INFO_PARAMETER_TAG 4
|
|
#define V5_AFFECTED_DESTINATIONS_PARAMETER_TAG 5
|
|
#define V5_ROUTING_CONTEXT_PARAMETER_TAG 6
|
|
#define V5_DIAGNOSTIC_INFORMATION_PARAMETER_TAG 7
|
|
#define V5_HEARTBEAT_DATA_PARAMETER_TAG 8
|
|
#define V5_USER_CAUSE_PARAMETER_TAG 9
|
|
#define V5_REASON_PARAMETER_TAG 10
|
|
#define V5_TRAFFIC_MODE_TYPE_PARAMETER_TAG 11
|
|
#define V5_ERROR_CODE_PARAMETER_TAG 12
|
|
#define V5_STATUS_PARAMETER_TAG 13
|
|
#define V5_CONGESTION_INDICATION_PARAMETER_TAG 14
|
|
|
|
static const value_string v5_parameter_tag_values[] = {
|
|
{ V5_NETWORK_APPEARANCE_PARAMETER_TAG, "Network appearance" },
|
|
{ V5_PROTOCOL_DATA_PARAMETER_TAG, "Protocol data" },
|
|
{ V5_INFO_PARAMETER_TAG, "Info" },
|
|
{ V5_AFFECTED_DESTINATIONS_PARAMETER_TAG, "Affected destinations" },
|
|
{ V5_ROUTING_CONTEXT_PARAMETER_TAG, "Routing context" },
|
|
{ V5_DIAGNOSTIC_INFORMATION_PARAMETER_TAG, "Diagnostic information" },
|
|
{ V5_HEARTBEAT_DATA_PARAMETER_TAG, "Heartbeat data" },
|
|
{ V5_USER_CAUSE_PARAMETER_TAG, "User / Cause" },
|
|
{ V5_REASON_PARAMETER_TAG, "Reason" },
|
|
{ V5_TRAFFIC_MODE_TYPE_PARAMETER_TAG, "Traffic mode type" },
|
|
{ V5_ERROR_CODE_PARAMETER_TAG, "Error code" },
|
|
{ V5_STATUS_PARAMETER_TAG, "Status" },
|
|
{ V5_CONGESTION_INDICATION_PARAMETER_TAG, "Congestion indication" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_v5_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *m3ua_tree)
|
|
{
|
|
guint16 tag, length, padding_length;
|
|
proto_item *parameter_item;
|
|
proto_tree *parameter_tree;
|
|
|
|
/* extract tag and length from the parameter */
|
|
tag = tvb_get_ntohs(parameter_tvb, PARAMETER_TAG_OFFSET);
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
padding_length = tvb_length(parameter_tvb) - length;
|
|
|
|
if (!tree && tag != V5_PROTOCOL_DATA_PARAMETER_TAG)
|
|
return; /* Nothing to do here */
|
|
|
|
/* create proto_tree stuff */
|
|
parameter_item = proto_tree_add_text(m3ua_tree, parameter_tvb, PARAMETER_HEADER_OFFSET, tvb_length(parameter_tvb), val_to_str(tag, v5_parameter_tag_values, "Unknown parameter"));
|
|
parameter_tree = proto_item_add_subtree(parameter_item, ett_parameter);
|
|
|
|
/* add tag and length to the parameter tree */
|
|
proto_tree_add_item(parameter_tree, hf_v5_parameter_tag, parameter_tvb, PARAMETER_TAG_OFFSET, PARAMETER_TAG_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_parameter_length, parameter_tvb, PARAMETER_LENGTH_OFFSET, PARAMETER_LENGTH_LENGTH, NETWORK_BYTE_ORDER);
|
|
|
|
switch(tag) {
|
|
case V5_NETWORK_APPEARANCE_PARAMETER_TAG:
|
|
dissect_network_appearance_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_PROTOCOL_DATA_PARAMETER_TAG:
|
|
dissect_v5_protocol_data_parameter(parameter_tvb, pinfo, tree, parameter_item);
|
|
break;
|
|
case V5_INFO_PARAMETER_TAG:
|
|
dissect_info_string_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_AFFECTED_DESTINATIONS_PARAMETER_TAG:
|
|
dissect_affected_destinations_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_ROUTING_CONTEXT_PARAMETER_TAG:
|
|
dissect_routing_context_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_DIAGNOSTIC_INFORMATION_PARAMETER_TAG:
|
|
dissect_diagnostic_information_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_HEARTBEAT_DATA_PARAMETER_TAG:
|
|
dissect_heartbeat_data_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_USER_CAUSE_PARAMETER_TAG:
|
|
dissect_user_cause_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_REASON_PARAMETER_TAG:
|
|
dissect_reason_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_TRAFFIC_MODE_TYPE_PARAMETER_TAG:
|
|
dissect_v5_traffic_mode_type_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_ERROR_CODE_PARAMETER_TAG:
|
|
dissect_v5_error_code_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_STATUS_PARAMETER_TAG:
|
|
dissect_v567_status_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V5_CONGESTION_INDICATION_PARAMETER_TAG:
|
|
dissect_congestion_indication_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
default:
|
|
dissect_unknown_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
};
|
|
if (padding_length > 0)
|
|
proto_tree_add_item(parameter_tree, hf_parameter_padding, parameter_tvb, PARAMETER_HEADER_OFFSET + length, padding_length, NETWORK_BYTE_ORDER);
|
|
}
|
|
|
|
#define V6_NETWORK_APPEARANCE_PARAMETER_TAG 1
|
|
#define V6_PROTOCOL_DATA_1_PARAMETER_TAG 2
|
|
#define V6_PROTOCOL_DATA_2_PARAMETER_TAG 3
|
|
#define V6_INFO_PARAMETER_TAG 4
|
|
#define V6_AFFECTED_DESTINATIONS_PARAMETER_TAG 5
|
|
#define V6_ROUTING_CONTEXT_PARAMETER_TAG 6
|
|
#define V6_DIAGNOSTIC_INFORMATION_PARAMETER_TAG 7
|
|
#define V6_HEARTBEAT_DATA_PARAMETER_TAG 8
|
|
#define V6_USER_CAUSE_PARAMETER_TAG 9
|
|
#define V6_REASON_PARAMETER_TAG 10
|
|
#define V6_TRAFFIC_MODE_TYPE_PARAMETER_TAG 11
|
|
#define V6_ERROR_CODE_PARAMETER_TAG 12
|
|
#define V6_STATUS_PARAMETER_TAG 13
|
|
#define V6_CONGESTION_INDICATION_PARAMETER_TAG 14
|
|
#define V6_CONCERNED_DESTINATION_PARAMETER_TAG 15
|
|
#define V6_ROUTING_KEY_PARAMETER_TAG 16
|
|
#define V6_REGISTRATION_RESULT_PARAMETER_TAG 17
|
|
#define V6_DEREGISTRATION_RESULT_PARAMETER_TAG 18
|
|
#define V6_LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG 19
|
|
#define V6_DESTINATION_POINT_CODE_PARAMETER_TAG 20
|
|
#define V6_SERVICE_INDICATORS_PARAMETER_TAG 21
|
|
#define V6_SUBSYSTEM_NUMBERS_PARAMETER_TAG 22
|
|
#define V6_ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG 23
|
|
#define V6_CIRCUIT_RANGE_PARAMETER_TAG 24
|
|
#define V6_REGISTRATION_RESULTS_PARAMETER_TAG 25
|
|
#define V6_DEREGISTRATION_RESULTS_PARAMETER_TAG 26
|
|
|
|
static const value_string v6_parameter_tag_values[] = {
|
|
{ V6_NETWORK_APPEARANCE_PARAMETER_TAG, "Network appearance" },
|
|
{ V6_PROTOCOL_DATA_1_PARAMETER_TAG, "Protocol data 1" },
|
|
{ V6_PROTOCOL_DATA_2_PARAMETER_TAG, "Protocol data 2" },
|
|
{ V6_INFO_PARAMETER_TAG, "Info" },
|
|
{ V6_AFFECTED_DESTINATIONS_PARAMETER_TAG, "Affected destinations" },
|
|
{ V6_ROUTING_CONTEXT_PARAMETER_TAG, "Routing context" },
|
|
{ V6_DIAGNOSTIC_INFORMATION_PARAMETER_TAG, "Diagnostic information" },
|
|
{ V6_HEARTBEAT_DATA_PARAMETER_TAG, "Heartbeat data" },
|
|
{ V6_USER_CAUSE_PARAMETER_TAG, "User / Cause" },
|
|
{ V6_REASON_PARAMETER_TAG, "Reason" },
|
|
{ V6_TRAFFIC_MODE_TYPE_PARAMETER_TAG, "Traffic mode type" },
|
|
{ V6_ERROR_CODE_PARAMETER_TAG, "Error code" },
|
|
{ V6_STATUS_PARAMETER_TAG, "Status" },
|
|
{ V6_CONGESTION_INDICATION_PARAMETER_TAG, "Congestion indication" },
|
|
{ V6_CONCERNED_DESTINATION_PARAMETER_TAG, "Concerned destination" },
|
|
{ V6_ROUTING_KEY_PARAMETER_TAG, "Routing Key" },
|
|
{ V6_REGISTRATION_RESULT_PARAMETER_TAG, "Registration result" },
|
|
{ V6_DEREGISTRATION_RESULT_PARAMETER_TAG, "De-registration result" },
|
|
{ V6_LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG, "Local routing key identifier" },
|
|
{ V6_DESTINATION_POINT_CODE_PARAMETER_TAG, "Destination point code" },
|
|
{ V6_SERVICE_INDICATORS_PARAMETER_TAG, "Service indicators" },
|
|
{ V6_SUBSYSTEM_NUMBERS_PARAMETER_TAG, "Subsystem numbers" },
|
|
{ V6_ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG, "Originating point code list" },
|
|
{ V6_CIRCUIT_RANGE_PARAMETER_TAG, "Circuit range" },
|
|
{ V6_REGISTRATION_RESULTS_PARAMETER_TAG, "Registration results" },
|
|
{ V6_DEREGISTRATION_RESULTS_PARAMETER_TAG, "De-registration results" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_v6_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *m3ua_tree)
|
|
{
|
|
guint16 tag, length, padding_length;
|
|
proto_item *parameter_item;
|
|
proto_tree *parameter_tree;
|
|
|
|
/* extract tag and length from the parameter */
|
|
tag = tvb_get_ntohs(parameter_tvb, PARAMETER_TAG_OFFSET);
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
padding_length = tvb_length(parameter_tvb) - length;
|
|
|
|
if (!tree && tag != V6_PROTOCOL_DATA_1_PARAMETER_TAG && tag != V6_PROTOCOL_DATA_2_PARAMETER_TAG)
|
|
return; /* Nothing to do here */
|
|
|
|
/* create proto_tree stuff */
|
|
parameter_item = proto_tree_add_text(m3ua_tree, parameter_tvb, PARAMETER_HEADER_OFFSET, tvb_length(parameter_tvb), val_to_str(tag, v6_parameter_tag_values, "Unknown parameter"));
|
|
parameter_tree = proto_item_add_subtree(parameter_item, ett_parameter);
|
|
|
|
/* add tag and length to the parameter tree */
|
|
proto_tree_add_item(parameter_tree, hf_v6_parameter_tag, parameter_tvb, PARAMETER_TAG_OFFSET, PARAMETER_TAG_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_parameter_length, parameter_tvb, PARAMETER_LENGTH_OFFSET, PARAMETER_LENGTH_LENGTH, NETWORK_BYTE_ORDER);
|
|
|
|
switch(tag) {
|
|
case V6_NETWORK_APPEARANCE_PARAMETER_TAG:
|
|
dissect_network_appearance_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_PROTOCOL_DATA_1_PARAMETER_TAG:
|
|
dissect_protocol_data_1_parameter(parameter_tvb, pinfo, tree, parameter_item);
|
|
break;
|
|
case V6_PROTOCOL_DATA_2_PARAMETER_TAG:
|
|
dissect_protocol_data_2_parameter(parameter_tvb, pinfo, tree, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_INFO_PARAMETER_TAG:
|
|
dissect_info_string_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_AFFECTED_DESTINATIONS_PARAMETER_TAG:
|
|
dissect_affected_destinations_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_ROUTING_CONTEXT_PARAMETER_TAG:
|
|
dissect_routing_context_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_DIAGNOSTIC_INFORMATION_PARAMETER_TAG:
|
|
dissect_diagnostic_information_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_HEARTBEAT_DATA_PARAMETER_TAG:
|
|
dissect_heartbeat_data_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_USER_CAUSE_PARAMETER_TAG:
|
|
dissect_user_cause_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_REASON_PARAMETER_TAG:
|
|
dissect_reason_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_TRAFFIC_MODE_TYPE_PARAMETER_TAG:
|
|
dissect_v6_traffic_mode_type_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_ERROR_CODE_PARAMETER_TAG:
|
|
dissect_v6_error_code_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_STATUS_PARAMETER_TAG:
|
|
dissect_v567_status_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_CONGESTION_INDICATION_PARAMETER_TAG:
|
|
dissect_congestion_indication_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_CONCERNED_DESTINATION_PARAMETER_TAG:
|
|
dissect_concerned_destination_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_ROUTING_KEY_PARAMETER_TAG:
|
|
dissect_routing_key_parameter(parameter_tvb, pinfo, tree, parameter_tree);
|
|
break;
|
|
case V6_REGISTRATION_RESULT_PARAMETER_TAG:
|
|
dissect_v67_registration_result_parameter(parameter_tvb, parameter_tree);
|
|
break;
|
|
case V6_DEREGISTRATION_RESULT_PARAMETER_TAG:
|
|
dissect_v67_deregistration_result_parameter(parameter_tvb, parameter_tree);
|
|
break;
|
|
case V6_LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG:
|
|
dissect_local_routing_key_identifier_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_DESTINATION_POINT_CODE_PARAMETER_TAG:
|
|
dissect_destination_point_code_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_SERVICE_INDICATORS_PARAMETER_TAG:
|
|
dissect_service_indicators_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_SUBSYSTEM_NUMBERS_PARAMETER_TAG:
|
|
dissect_subsystem_numbers_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG:
|
|
dissect_originating_point_code_list_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_CIRCUIT_RANGE_PARAMETER_TAG:
|
|
dissect_circuit_range_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V6_REGISTRATION_RESULTS_PARAMETER_TAG:
|
|
dissect_registration_results_parameter(parameter_tvb, pinfo, tree, parameter_tree);
|
|
break;
|
|
case V6_DEREGISTRATION_RESULTS_PARAMETER_TAG:
|
|
dissect_deregistration_results_parameter(parameter_tvb, pinfo, tree, parameter_tree);
|
|
break;
|
|
default:
|
|
dissect_unknown_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
};
|
|
|
|
if (padding_length > 0)
|
|
proto_tree_add_item(parameter_tree, hf_parameter_padding, parameter_tvb, PARAMETER_HEADER_OFFSET + length, padding_length, NETWORK_BYTE_ORDER);
|
|
}
|
|
|
|
#define V7_NETWORK_APPEARANCE_PARAMETER_TAG 0x80
|
|
#define V7_PROTOCOL_DATA_1_PARAMETER_TAG 0x81
|
|
#define V7_PROTOCOL_DATA_2_PARAMETER_TAG 0x82
|
|
#define V7_INFO_PARAMETER_TAG 0x04
|
|
#define V7_AFFECTED_DESTINATIONS_PARAMETER_TAG 0x83
|
|
#define V7_ROUTING_CONTEXT_PARAMETER_TAG 0x06
|
|
#define V7_DIAGNOSTIC_INFORMATION_PARAMETER_TAG 0x07
|
|
#define V7_HEARTBEAT_DATA_PARAMETER_TAG 0x09
|
|
#define V7_USER_CAUSE_PARAMETER_TAG 0x84
|
|
#define V7_REASON_PARAMETER_TAG 0x0a
|
|
#define V7_TRAFFIC_MODE_TYPE_PARAMETER_TAG 0x0b
|
|
#define V7_ERROR_CODE_PARAMETER_TAG 0x0c
|
|
#define V7_STATUS_PARAMETER_TAG 0x0d
|
|
#define V7_CONGESTION_INDICATION_PARAMETER_TAG 0x85
|
|
#define V7_CONCERNED_DESTINATION_PARAMETER_TAG 0x86
|
|
#define V7_ROUTING_KEY_PARAMETER_TAG 0x87
|
|
#define V7_REGISTRATION_RESULT_PARAMETER_TAG 0x88
|
|
#define V7_DEREGISTRATION_RESULT_PARAMETER_TAG 0x89
|
|
#define V7_LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG 0x8a
|
|
#define V7_DESTINATION_POINT_CODE_PARAMETER_TAG 0x8b
|
|
#define V7_SERVICE_INDICATORS_PARAMETER_TAG 0x8c
|
|
#define V7_SUBSYSTEM_NUMBERS_PARAMETER_TAG 0x8d
|
|
#define V7_ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG 0x8e
|
|
#define V7_CIRCUIT_RANGE_PARAMETER_TAG 0x8f
|
|
#define V7_REGISTRATION_RESULTS_PARAMETER_TAG 0x90
|
|
#define V7_DEREGISTRATION_RESULTS_PARAMETER_TAG 0x91
|
|
|
|
static const value_string v7_parameter_tag_values[] = {
|
|
{ V7_NETWORK_APPEARANCE_PARAMETER_TAG, "Network appearance" },
|
|
{ V7_PROTOCOL_DATA_1_PARAMETER_TAG, "Protocol data 1" },
|
|
{ V7_PROTOCOL_DATA_2_PARAMETER_TAG, "Protocol data 2" },
|
|
{ V7_INFO_PARAMETER_TAG, "Info" },
|
|
{ V7_AFFECTED_DESTINATIONS_PARAMETER_TAG, "Affected destinations" },
|
|
{ V7_ROUTING_CONTEXT_PARAMETER_TAG, "Routing context" },
|
|
{ V7_DIAGNOSTIC_INFORMATION_PARAMETER_TAG, "Diagnostic information" },
|
|
{ V7_HEARTBEAT_DATA_PARAMETER_TAG, "Heartbeat data" },
|
|
{ V7_USER_CAUSE_PARAMETER_TAG, "User / Cause" },
|
|
{ V7_REASON_PARAMETER_TAG, "Reason" },
|
|
{ V7_TRAFFIC_MODE_TYPE_PARAMETER_TAG, "Traffic mode type" },
|
|
{ V7_ERROR_CODE_PARAMETER_TAG, "Error code" },
|
|
{ V7_STATUS_PARAMETER_TAG, "Status" },
|
|
{ V7_CONGESTION_INDICATION_PARAMETER_TAG, "Congestion indication" },
|
|
{ V7_CONCERNED_DESTINATION_PARAMETER_TAG, "Concerned destination" },
|
|
{ V7_ROUTING_KEY_PARAMETER_TAG, "Routing Key" },
|
|
{ V7_REGISTRATION_RESULT_PARAMETER_TAG, "Registration result" },
|
|
{ V7_DEREGISTRATION_RESULT_PARAMETER_TAG, "De-registration result" },
|
|
{ V7_LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG, "Local routing key identifier" },
|
|
{ V7_DESTINATION_POINT_CODE_PARAMETER_TAG, "Destination point code" },
|
|
{ V7_SERVICE_INDICATORS_PARAMETER_TAG, "Service indicators" },
|
|
{ V7_SUBSYSTEM_NUMBERS_PARAMETER_TAG, "Subsystem numbers" },
|
|
{ V7_ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG, "Originating point code list" },
|
|
{ V7_CIRCUIT_RANGE_PARAMETER_TAG, "Circuit range" },
|
|
{ V7_REGISTRATION_RESULTS_PARAMETER_TAG, "Registration results" },
|
|
{ V7_DEREGISTRATION_RESULTS_PARAMETER_TAG, "De-registration results" },
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_v7_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *m3ua_tree)
|
|
{
|
|
guint16 tag, length, padding_length;
|
|
proto_item *parameter_item;
|
|
proto_tree *parameter_tree;
|
|
|
|
/* extract tag and length from the parameter */
|
|
tag = tvb_get_ntohs(parameter_tvb, PARAMETER_TAG_OFFSET);
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
padding_length = tvb_length(parameter_tvb) - length;
|
|
|
|
if (!tree && tag != V7_PROTOCOL_DATA_1_PARAMETER_TAG && tag != V7_PROTOCOL_DATA_2_PARAMETER_TAG)
|
|
return; /* Nothing to do here */
|
|
|
|
/* create proto_tree stuff */
|
|
parameter_item = proto_tree_add_text(m3ua_tree, parameter_tvb, PARAMETER_HEADER_OFFSET, tvb_length(parameter_tvb), val_to_str(tag, v7_parameter_tag_values, "Unknown parameter"));
|
|
parameter_tree = proto_item_add_subtree(parameter_item, ett_parameter);
|
|
|
|
/* add tag and length to the parameter tree */
|
|
proto_tree_add_item(parameter_tree, hf_v7_parameter_tag, parameter_tvb, PARAMETER_TAG_OFFSET, PARAMETER_TAG_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_parameter_length, parameter_tvb, PARAMETER_LENGTH_OFFSET, PARAMETER_LENGTH_LENGTH, NETWORK_BYTE_ORDER);
|
|
|
|
switch(tag) {
|
|
case V7_NETWORK_APPEARANCE_PARAMETER_TAG:
|
|
dissect_network_appearance_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_PROTOCOL_DATA_1_PARAMETER_TAG:
|
|
dissect_protocol_data_1_parameter(parameter_tvb, pinfo, tree, parameter_item);
|
|
break;
|
|
case V7_PROTOCOL_DATA_2_PARAMETER_TAG:
|
|
dissect_protocol_data_2_parameter(parameter_tvb, pinfo, tree, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_INFO_PARAMETER_TAG:
|
|
dissect_info_string_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_AFFECTED_DESTINATIONS_PARAMETER_TAG:
|
|
dissect_affected_destinations_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_ROUTING_CONTEXT_PARAMETER_TAG:
|
|
dissect_routing_context_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_DIAGNOSTIC_INFORMATION_PARAMETER_TAG:
|
|
dissect_diagnostic_information_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_HEARTBEAT_DATA_PARAMETER_TAG:
|
|
dissect_heartbeat_data_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_USER_CAUSE_PARAMETER_TAG:
|
|
dissect_user_cause_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_REASON_PARAMETER_TAG:
|
|
dissect_reason_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_TRAFFIC_MODE_TYPE_PARAMETER_TAG:
|
|
dissect_v7_traffic_mode_type_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_ERROR_CODE_PARAMETER_TAG:
|
|
dissect_v7_error_code_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_STATUS_PARAMETER_TAG:
|
|
dissect_v567_status_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_CONGESTION_INDICATION_PARAMETER_TAG:
|
|
dissect_congestion_indication_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_CONCERNED_DESTINATION_PARAMETER_TAG:
|
|
dissect_concerned_destination_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_ROUTING_KEY_PARAMETER_TAG:
|
|
dissect_routing_key_parameter(parameter_tvb, pinfo, tree, parameter_tree);
|
|
break;
|
|
case V7_REGISTRATION_RESULT_PARAMETER_TAG:
|
|
dissect_v67_registration_result_parameter(parameter_tvb, parameter_tree);
|
|
break;
|
|
case V7_DEREGISTRATION_RESULT_PARAMETER_TAG:
|
|
dissect_v67_deregistration_result_parameter(parameter_tvb, parameter_tree);
|
|
break;
|
|
case V7_LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG:
|
|
dissect_local_routing_key_identifier_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_DESTINATION_POINT_CODE_PARAMETER_TAG:
|
|
dissect_destination_point_code_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_SERVICE_INDICATORS_PARAMETER_TAG:
|
|
dissect_service_indicators_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_SUBSYSTEM_NUMBERS_PARAMETER_TAG:
|
|
dissect_subsystem_numbers_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG:
|
|
dissect_originating_point_code_list_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_CIRCUIT_RANGE_PARAMETER_TAG:
|
|
dissect_circuit_range_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case V7_REGISTRATION_RESULTS_PARAMETER_TAG:
|
|
dissect_registration_results_parameter(parameter_tvb, pinfo, tree, parameter_tree);
|
|
break;
|
|
case V7_DEREGISTRATION_RESULTS_PARAMETER_TAG:
|
|
dissect_deregistration_results_parameter(parameter_tvb, pinfo, tree, parameter_tree);
|
|
break;
|
|
default:
|
|
dissect_unknown_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
};
|
|
|
|
if (padding_length > 0)
|
|
proto_tree_add_item(parameter_tree, hf_parameter_padding, parameter_tvb, PARAMETER_HEADER_OFFSET + length, padding_length, NETWORK_BYTE_ORDER);
|
|
}
|
|
|
|
#define INFO_STRING_PARAMETER_TAG 0x0004
|
|
#define ROUTING_CONTEXT_PARAMETER_TAG 0x0006
|
|
#define DIAGNOSTIC_INFORMATION_PARAMETER_TAG 0x0007
|
|
#define HEARTBEAT_DATA_PARAMETER_TAG 0x0009
|
|
#define TRAFFIC_MODE_TYPE_PARAMETER_TAG 0x000b
|
|
#define ERROR_CODE_PARAMETER_TAG 0x000c
|
|
#define STATUS_PARAMETER_TAG 0x000d
|
|
#define ASP_IDENTIFIER_PARAMETER_TAG 0x0011
|
|
#define AFFECTED_POINT_CODE_PARAMETER_TAG 0x0012
|
|
#define CORRELATION_IDENTIFIER_PARAMETER_TAG 0x0013
|
|
|
|
#define NETWORK_APPEARANCE_PARAMETER_TAG 0x0200
|
|
#define USER_CAUSE_PARAMETER_TAG 0x0204
|
|
#define CONGESTION_INDICATIONS_PARAMETER_TAG 0x0205
|
|
#define CONCERNED_DESTINATION_PARAMETER_TAG 0x0206
|
|
#define ROUTING_KEY_PARAMETER_TAG 0x0207
|
|
#define REGISTRATION_RESULT_PARAMETER_TAG 0x0208
|
|
#define DEREGISTRATION_RESULT_PARAMETER_TAG 0x0209
|
|
#define LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG 0x020a
|
|
#define DESTINATION_POINT_CODE_PARAMETER_TAG 0x020b
|
|
#define SERVICE_INDICATORS_PARAMETER_TAG 0x020c
|
|
#define ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG 0x020e
|
|
#define CIRCUIT_RANGE_PARAMETER_TAG 0x020f
|
|
#define PROTOCOL_DATA_PARAMETER_TAG 0x0210
|
|
#define REGISTRATION_STATUS_PARAMETER_TAG 0x0212
|
|
#define DEREGISTRATION_STATUS_PARAMETER_TAG 0x0213
|
|
|
|
static const value_string parameter_tag_values[] = {
|
|
{ INFO_STRING_PARAMETER_TAG, "Info string" } ,
|
|
{ ROUTING_CONTEXT_PARAMETER_TAG, "Routing context" } ,
|
|
{ DIAGNOSTIC_INFORMATION_PARAMETER_TAG, "Diagnostic Information" } ,
|
|
{ HEARTBEAT_DATA_PARAMETER_TAG, "Heartbeat data" } ,
|
|
{ TRAFFIC_MODE_TYPE_PARAMETER_TAG, "Traffic mode type" } ,
|
|
{ ERROR_CODE_PARAMETER_TAG, "Error code" } ,
|
|
{ STATUS_PARAMETER_TAG, "Status" } ,
|
|
{ ASP_IDENTIFIER_PARAMETER_TAG, "ASP identifier" } ,
|
|
{ AFFECTED_POINT_CODE_PARAMETER_TAG, "Affected point code" } ,
|
|
{ CORRELATION_IDENTIFIER_PARAMETER_TAG, "Correlation identifier" } ,
|
|
{ NETWORK_APPEARANCE_PARAMETER_TAG, "Network appearance" } ,
|
|
{ USER_CAUSE_PARAMETER_TAG, "User / cause" } ,
|
|
{ CONGESTION_INDICATIONS_PARAMETER_TAG, "Congestion indications" } ,
|
|
{ CONCERNED_DESTINATION_PARAMETER_TAG, "Concerned destination" } ,
|
|
{ ROUTING_KEY_PARAMETER_TAG, "Routing key" } ,
|
|
{ REGISTRATION_RESULT_PARAMETER_TAG, "Registration result" } ,
|
|
{ DEREGISTRATION_RESULT_PARAMETER_TAG, "Deregistration result" } ,
|
|
{ LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG, "Local routing key identifier" } ,
|
|
{ DESTINATION_POINT_CODE_PARAMETER_TAG, "Destination point code" } ,
|
|
{ SERVICE_INDICATORS_PARAMETER_TAG, "Service indicators" } ,
|
|
{ ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG, "Originating point code list" } ,
|
|
{ CIRCUIT_RANGE_PARAMETER_TAG, "Circuit range" } ,
|
|
{ PROTOCOL_DATA_PARAMETER_TAG, "Protocol data" } ,
|
|
{ REGISTRATION_STATUS_PARAMETER_TAG, "Registration status" } ,
|
|
{ DEREGISTRATION_STATUS_PARAMETER_TAG, "Deregistration status" } ,
|
|
{ 0, NULL } };
|
|
|
|
static void
|
|
dissect_parameter(tvbuff_t *parameter_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *m3ua_tree)
|
|
{
|
|
guint16 tag, length, padding_length;
|
|
proto_item *parameter_item;
|
|
proto_tree *parameter_tree;
|
|
|
|
/* extract tag and length from the parameter */
|
|
tag = tvb_get_ntohs(parameter_tvb, PARAMETER_TAG_OFFSET);
|
|
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
|
|
padding_length = tvb_length(parameter_tvb) - length;
|
|
|
|
|
|
if (!tree && tag != PROTOCOL_DATA_PARAMETER_TAG)
|
|
return; /* Nothing to do here */
|
|
|
|
/* create proto_tree stuff */
|
|
parameter_item = proto_tree_add_text(m3ua_tree, parameter_tvb, PARAMETER_HEADER_OFFSET, tvb_length(parameter_tvb), val_to_str(tag, parameter_tag_values, "Unknown parameter"));
|
|
parameter_tree = proto_item_add_subtree(parameter_item, ett_parameter);
|
|
|
|
/* add tag and length to the parameter tree */
|
|
proto_tree_add_item(parameter_tree, hf_parameter_tag, parameter_tvb, PARAMETER_TAG_OFFSET, PARAMETER_TAG_LENGTH, NETWORK_BYTE_ORDER);
|
|
proto_tree_add_item(parameter_tree, hf_parameter_length, parameter_tvb, PARAMETER_LENGTH_OFFSET, PARAMETER_LENGTH_LENGTH, NETWORK_BYTE_ORDER);
|
|
|
|
switch(tag) {
|
|
case INFO_STRING_PARAMETER_TAG:
|
|
dissect_info_string_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case ROUTING_CONTEXT_PARAMETER_TAG:
|
|
dissect_routing_context_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case DIAGNOSTIC_INFORMATION_PARAMETER_TAG:
|
|
dissect_diagnostic_information_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case HEARTBEAT_DATA_PARAMETER_TAG:
|
|
dissect_heartbeat_data_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case TRAFFIC_MODE_TYPE_PARAMETER_TAG:
|
|
dissect_traffic_mode_type_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case ERROR_CODE_PARAMETER_TAG:
|
|
dissect_error_code_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case STATUS_PARAMETER_TAG:
|
|
dissect_status_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case ASP_IDENTIFIER_PARAMETER_TAG:
|
|
dissect_asp_identifier_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case AFFECTED_POINT_CODE_PARAMETER_TAG:
|
|
dissect_affected_destinations_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case NETWORK_APPEARANCE_PARAMETER_TAG:
|
|
dissect_network_appearance_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case USER_CAUSE_PARAMETER_TAG:
|
|
dissect_user_cause_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case CONGESTION_INDICATIONS_PARAMETER_TAG:
|
|
dissect_congestion_indication_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case CONCERNED_DESTINATION_PARAMETER_TAG:
|
|
dissect_concerned_destination_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case ROUTING_KEY_PARAMETER_TAG:
|
|
dissect_routing_key_parameter(parameter_tvb, pinfo, tree, parameter_tree);
|
|
break;
|
|
case REGISTRATION_RESULT_PARAMETER_TAG:
|
|
dissect_registration_result_parameter(parameter_tvb, pinfo, tree, parameter_tree);
|
|
break;
|
|
case DEREGISTRATION_RESULT_PARAMETER_TAG:
|
|
dissect_deregistration_result_parameter(parameter_tvb, pinfo, tree, parameter_tree);
|
|
break;
|
|
case LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG:
|
|
dissect_local_routing_key_identifier_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case DESTINATION_POINT_CODE_PARAMETER_TAG:
|
|
dissect_destination_point_code_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case SERVICE_INDICATORS_PARAMETER_TAG:
|
|
dissect_service_indicators_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG:
|
|
dissect_originating_point_code_list_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case CIRCUIT_RANGE_PARAMETER_TAG:
|
|
dissect_circuit_range_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case PROTOCOL_DATA_PARAMETER_TAG:
|
|
dissect_protocol_data_parameter(parameter_tvb, pinfo, tree, parameter_tree, parameter_item);
|
|
break;
|
|
case CORRELATION_IDENTIFIER_PARAMETER_TAG:
|
|
dissect_correlation_identifier_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case REGISTRATION_STATUS_PARAMETER_TAG:
|
|
dissect_registration_status_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
case DEREGISTRATION_STATUS_PARAMETER_TAG:
|
|
dissect_deregistration_status_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
default:
|
|
dissect_unknown_parameter(parameter_tvb, parameter_tree, parameter_item);
|
|
break;
|
|
};
|
|
|
|
if (padding_length > 0)
|
|
proto_tree_add_item(parameter_tree, hf_parameter_padding, parameter_tvb, PARAMETER_HEADER_OFFSET + length, padding_length, NETWORK_BYTE_ORDER);
|
|
}
|
|
|
|
static void
|
|
dissect_parameters(tvbuff_t *parameters_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *m3ua_tree)
|
|
{
|
|
gint offset, length, total_length, remaining_length;
|
|
tvbuff_t *parameter_tvb;
|
|
|
|
offset = 0;
|
|
while((remaining_length = tvb_length_remaining(parameters_tvb, offset))) {
|
|
length = tvb_get_ntohs(parameters_tvb, offset + PARAMETER_LENGTH_OFFSET);
|
|
total_length = ADD_PADDING(length);
|
|
if (remaining_length >= length)
|
|
total_length = MIN(total_length, remaining_length);
|
|
/* create a tvb for the parameter including the padding bytes */
|
|
parameter_tvb = tvb_new_subset(parameters_tvb, offset, total_length, total_length);
|
|
switch(version) {
|
|
case M3UA_V5:
|
|
dissect_v5_parameter(parameter_tvb, pinfo, tree, m3ua_tree);
|
|
break;
|
|
case M3UA_V6:
|
|
dissect_v6_parameter(parameter_tvb, pinfo, tree, m3ua_tree);
|
|
break;
|
|
case M3UA_V7:
|
|
dissect_v7_parameter(parameter_tvb, pinfo, tree, m3ua_tree);
|
|
break;
|
|
case M3UA_RFC:
|
|
dissect_parameter(parameter_tvb, pinfo, tree, m3ua_tree);
|
|
break;
|
|
}
|
|
/* get rid of the handled parameter */
|
|
offset += total_length;
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
dissect_message(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree *tree, proto_tree *m3ua_tree)
|
|
{
|
|
tvbuff_t *common_header_tvb, *parameters_tvb;
|
|
|
|
common_header_tvb = tvb_new_subset(message_tvb, 0, COMMON_HEADER_LENGTH, COMMON_HEADER_LENGTH);
|
|
parameters_tvb = tvb_new_subset(message_tvb, COMMON_HEADER_LENGTH, -1, -1);
|
|
if (version == M3UA_V5)
|
|
dissect_v5_common_header(common_header_tvb, pinfo, m3ua_tree);
|
|
else
|
|
dissect_common_header(common_header_tvb, pinfo, m3ua_tree);
|
|
|
|
/* Need to dissect (certain) parameters even when !tree, so subdissectors
|
|
* (e.g., MTP3) are always called.
|
|
*/
|
|
dissect_parameters(parameters_tvb, pinfo, tree, m3ua_tree);
|
|
}
|
|
|
|
static void
|
|
dissect_m3ua(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree *tree)
|
|
{
|
|
proto_item *m3ua_item;
|
|
proto_tree *m3ua_tree;
|
|
|
|
/* make entry in the Protocol column on summary display */
|
|
if (check_col(pinfo->cinfo, COL_PROTOCOL))
|
|
switch(version) {
|
|
case M3UA_V5:
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "M3UA (ID 05)");
|
|
break;
|
|
case M3UA_V6:
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "M3UA (ID 06)");
|
|
break;
|
|
case M3UA_V7:
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "M3UA (ID 07)");
|
|
break;
|
|
case M3UA_RFC:
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "M3UA (RFC 3332)");
|
|
break;
|
|
};
|
|
|
|
/* In the interest of speed, if "tree" is NULL, don't do any work not
|
|
necessary to generate protocol tree items. */
|
|
if (tree) {
|
|
/* create the m3ua protocol tree */
|
|
m3ua_item = proto_tree_add_item(tree, proto_m3ua, message_tvb, 0, -1, FALSE);
|
|
m3ua_tree = proto_item_add_subtree(m3ua_item, ett_m3ua);
|
|
} else {
|
|
m3ua_tree = NULL;
|
|
};
|
|
|
|
/* dissect the message */
|
|
dissect_message(message_tvb, pinfo, tree, m3ua_tree);
|
|
}
|
|
|
|
/* Register the protocol with Ethereal */
|
|
void
|
|
proto_register_m3ua(void)
|
|
{
|
|
|
|
/* Setup list of header fields */
|
|
static hf_register_info hf[] = {
|
|
{ &hf_version, { "Version", "m3ua.version", FT_UINT8, BASE_DEC, VALS(protocol_version_values), 0x0, "", HFILL } },
|
|
{ &hf_reserved, { "Reserved", "m3ua.reserved", FT_UINT8, BASE_HEX, NULL, 0x0, "", HFILL } },
|
|
{ &hf_v5_message_class, { "Message class", "m3ua.message_class", FT_UINT8, BASE_DEC, VALS(v5_message_class_values), 0x0, "", HFILL } },
|
|
{ &hf_message_class, { "Message class", "m3ua.message_class", FT_UINT8, BASE_DEC, VALS(message_class_values), 0x0, "", HFILL } },
|
|
{ &hf_message_type, { "Message Type", "m3ua.message_type", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_message_length, { "Message length", "m3ua.message_length", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_v5_parameter_tag, { "Parameter Tag", "m3ua.parameter_tag", FT_UINT16, BASE_DEC, VALS(v5_parameter_tag_values), 0x0, "", HFILL } },
|
|
{ &hf_v6_parameter_tag, { "Parameter Tag", "m3ua.parameter_tag", FT_UINT16, BASE_DEC, VALS(v6_parameter_tag_values), 0x0, "", HFILL } },
|
|
{ &hf_v7_parameter_tag, { "Parameter Tag", "m3ua.parameter_tag", FT_UINT16, BASE_DEC, VALS(v7_parameter_tag_values), 0x0, "", HFILL } },
|
|
{ &hf_parameter_tag, { "Parameter Tag", "m3ua.parameter_tag", FT_UINT16, BASE_DEC, VALS(parameter_tag_values), 0x0, "", HFILL } },
|
|
{ &hf_parameter_length, { "Parameter length", "m3ua.parameter_length", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_parameter_value, { "Parameter value", "m3ua.parameter_value", FT_BYTES, BASE_NONE, NULL, 0x0, "", HFILL } },
|
|
{ &hf_parameter_padding, { "Padding", "m3ua.parameter_padding", FT_BYTES, BASE_NONE, NULL, 0x0, "", HFILL } },
|
|
{ &hf_parameter_trailer, { "Trailer", "m3ua.paramter_trailer", FT_BYTES, BASE_NONE, NULL, 0x0, "", HFILL } },
|
|
{ &hf_network_appearance, { "Network appearance", "m3ua.network_appearance", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_info_string, { "Info string", "m3ua.info_string", FT_STRING, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_routing_context, { "Routing context", "m3ua.routing_context", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_diagnostic_information, { "Diagnostic information", "m3ua.diagnostic_information", FT_BYTES, BASE_NONE, NULL, 0x0, "", HFILL } },
|
|
{ &hf_heartbeat_data, { "Heartbeat data", "m3ua.heartbeat_data", FT_BYTES, BASE_NONE, NULL, 0x0, "", HFILL } },
|
|
{ &hf_v5_error_code, { "Error code", "m3ua.error_code", FT_UINT32, BASE_DEC, VALS(v5_error_code_values), 0x0, "", HFILL } },
|
|
{ &hf_v6_error_code, { "Error code", "m3ua.error_code", FT_UINT32, BASE_DEC, VALS(v6_error_code_values), 0x0, "", HFILL } },
|
|
{ &hf_v7_error_code, { "Error code", "m3ua.error_code", FT_UINT32, BASE_DEC, VALS(v7_error_code_values), 0x0, "", HFILL } },
|
|
{ &hf_error_code, { "Error code", "m3ua.error_code", FT_UINT32, BASE_DEC, VALS(error_code_values), 0x0, "", HFILL } },
|
|
{ &hf_status_type, { "Status type", "m3ua.status_type", FT_UINT16, BASE_DEC, VALS(status_type_values), 0x0, "", HFILL } },
|
|
{ &hf_status_info, { "Status info", "m3ua.status_info", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_asp_identifier, { "ASP identifier", "m3ua.asp_identifier", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_affected_point_code_mask, { "Mask", "m3ua.affected_point_code_mask", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_affected_point_code_pc, { "Affected point code", "m3ua.affected_point_code_pc", FT_UINT24, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_cause, { "Unavailability cause", "m3ua.unavailability_cause", FT_UINT16, BASE_DEC, VALS(unavailability_cause_values), 0x0, "", HFILL } },
|
|
{ &hf_user, { "User Identity", "m3ua.user_identity", FT_UINT16, BASE_DEC, VALS(user_identity_values), 0x0, "", HFILL } },
|
|
{ &hf_reason, { "Reason", "m3ua.reason", FT_UINT32, BASE_DEC, VALS(reason_values), 0x0, "", HFILL } },
|
|
{ &hf_v5_traffic_mode_type, { "Traffic mode Type", "m3ua.traffic_mode_type", FT_UINT32, BASE_DEC, VALS(v5_traffic_mode_type_values), 0x0, "", HFILL } },
|
|
{ &hf_v6_traffic_mode_type, { "Traffic mode Type", "m3ua.traffic_mode_type", FT_UINT32, BASE_DEC, VALS(v6_traffic_mode_type_values), 0x0, "", HFILL } },
|
|
{ &hf_v7_traffic_mode_type, { "Traffic mode Type", "m3ua.traffic_mode_type", FT_UINT32, BASE_DEC, VALS(v7_traffic_mode_type_values), 0x0, "", HFILL } },
|
|
{ &hf_traffic_mode_type, { "Traffic mode Type", "m3ua.traffic_mode_type", FT_UINT32, BASE_DEC, VALS(traffic_mode_type_values), 0x0, "", HFILL } },
|
|
{ &hf_congestion_reserved, { "Reserved", "m3ua.congestion_reserved", FT_BYTES, BASE_NONE, NULL, 0x0, "", HFILL } },
|
|
{ &hf_congestion_level, { "Congestion level", "m3ua.congestion_level", FT_UINT8, BASE_DEC, VALS(congestion_level_values), 0x0, "", HFILL } },
|
|
{ &hf_concerned_dest_reserved, { "Reserved", "m3ua.concerned_reserved", FT_BYTES, BASE_NONE, NULL, 0x0, "", HFILL } },
|
|
{ &hf_concerned_dest_pc, { "Concerned DPC", "m3ua.concerned_dpc", FT_UINT24, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_local_rk_identifier, { "Local routing key identifier", "m3ua.local_rk_identifier", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_dpc_mask, { "Mask", "m3ua.dpc_mask", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_dpc_pc, { "Destination point code", "m3ua.dpc_pc", FT_UINT24, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_si, { "Service indicator", "m3ua.si", FT_UINT8, BASE_DEC, VALS(user_identity_values), 0x0, "", HFILL } },
|
|
{ &hf_ssn, { "Subsystem number", "m3ua.ssn", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_opc_list_mask, { "Mask", "m3ua.opc_list_mask", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_opc_list_pc, { "Originating point code", "m3ua.opc_list_pc", FT_UINT24, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_cic_range_mask, { "Mask", "m3ua.cic_range_mask", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_cic_range_pc, { "Originating point code", "m3ua.cic_range_pc", FT_UINT24, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_cic_range_lower, { "Lower CIC value", "m3ua.cic_range_lower", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_cic_range_upper, { "Upper CIC value", "m3ua.cic_range_upper", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_li, { "Length indicator", "m3ua.protocol_data_2_li", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_protocol_data_opc, { "OPC", "m3ua.protocol_data_opc", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_protocol_data_dpc, { "DPC", "m3ua.protocol_data_dpc", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_protocol_data_si, { "SI", "m3ua.protocol_data_si", FT_UINT8, BASE_DEC, VALS(user_identity_values), 0x0, "", HFILL } },
|
|
{ &hf_protocol_data_ni, { "NI", "m3ua.protocol_data_ni", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_protocol_data_mp, { "MP", "m3ua.protocol_data_mp", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_protocol_data_sls, { "SLS", "m3ua.protocol_data_sls", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_correlation_identifier, { "Correlation Identifier", "m3ua.correlation_identifier", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_registration_status, { "Registration status", "m3ua.registration_status", FT_UINT32, BASE_DEC, VALS(registration_status_values), 0x0, "", HFILL } },
|
|
{ &hf_deregistration_status, { "Deregistration status", "m3ua.deregistration_status", FT_UINT32, BASE_DEC, VALS(deregistration_status_values), 0x0, "", HFILL } },
|
|
{ &hf_registration_result_identifier, { "Local RK-identifier value", "m3ua.registration_result_identifier", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_registration_result_status, { "Registration status", "m3ua.registration_results_status", FT_UINT32, BASE_DEC, VALS(registration_result_status_values), 0x0, "", HFILL } },
|
|
{ &hf_registration_result_context, { "Routing context", "m3ua.registration_result_routing_context", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
{ &hf_v6_deregistration_result_status, { "De-Registration status", "m3ua.deregistration_results_status", FT_UINT32, BASE_DEC, VALS(v6_deregistration_result_status_values), 0x0, "", HFILL } },
|
|
{ &hf_v6_deregistration_result_context, { "Routing context", "m3ua.deregistration_result_routing_context", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL } },
|
|
};
|
|
|
|
/* Setup protocol subtree array */
|
|
static gint *ett[] = {
|
|
&ett_m3ua,
|
|
&ett_parameter,
|
|
};
|
|
|
|
static enum_val_t options[] = {
|
|
{ "draft-5", "Internet Draft version 5", M3UA_V5 },
|
|
{ "draft-6", "Internet Draft version 6", M3UA_V6 },
|
|
{ "draft-7", "Internet Draft version 7", M3UA_V7 },
|
|
{ "rfc3332", "RFC 3332", M3UA_RFC },
|
|
{ NULL, NULL, 0 }
|
|
};
|
|
|
|
/* Register the protocol name and description */
|
|
proto_m3ua = proto_register_protocol("MTP 3 User Adaptation Layer", "M3UA", "m3ua");
|
|
m3ua_module = prefs_register_protocol(proto_m3ua, NULL);
|
|
prefs_register_enum_preference(m3ua_module, "version", "M3UA Version", "Version used by Ethereal", (gint *)&version, options, FALSE);
|
|
|
|
/* Required function calls to register the header fields and subtrees used */
|
|
proto_register_field_array(proto_m3ua, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
si_dissector_table = register_dissector_table("m3ua.protocol_data_si", "MTP3 Service indicator", FT_UINT8, BASE_HEX);
|
|
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_m3ua(void)
|
|
{
|
|
dissector_handle_t m3ua_handle;
|
|
|
|
/*
|
|
* Get a handle for the MTP3 dissector.
|
|
*/
|
|
mtp3_handle = find_dissector("mtp3");
|
|
data_handle = find_dissector("data");
|
|
m3ua_handle = create_dissector_handle(dissect_m3ua, proto_m3ua);
|
|
dissector_add("sctp.ppi", M3UA_PAYLOAD_PROTOCOL_ID, m3ua_handle);
|
|
dissector_add("sctp.port", SCTP_PORT_M3UA, m3ua_handle);
|
|
}
|