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/* packet-m3ua.c
* Routines for MTP3 User Adaptation Layer dissection
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* It is hopefully ( needs testing ) compliant to
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* http : //www.ietf.org/internet-drafts/draft-ietf-sigtran-m3ua-05.txt (expired)
* 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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* http : //datatracker.ietf.org/doc/rfc4666/
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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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* Wireshark - Network traffic analyzer
* By Gerald Combs < gerald @ wireshark . org >
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* Copyright 1998 Gerald Combs
*
* Copied from README . developer
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*
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* This program is free software ; you can redistribute it and / or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation ; either version 2
* of the License , or ( at your option ) any later version .
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*
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* This program is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
* GNU General Public License for more details .
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*
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* You should have received a copy of the GNU General Public License
* along with this program ; if not , write to the Free Software
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* Foundation , Inc . , 51 Franklin Street , Fifth Floor , Boston , MA 02110 - 1301 USA .
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*/
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# include "config.h"
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# include <glib.h>
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# include <epan/packet.h>
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# include <epan/prefs.h>
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# include <epan/sctpppids.h>
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# include <epan/wmem/wmem.h>
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# include "packet-mtp3.h"
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# include "packet-sccp.h"
# include "packet-frame.h"
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# include "packet-q708.h"
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# include <epan/tap.h>
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void proto_register_m3ua ( void ) ;
void proto_reg_handoff_m3ua ( void ) ;
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static gint m3ua_pref_mtp3_standard ;
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# define SCTP_PORT_M3UA 2905
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# define ADD_PADDING(x) ((((x) + 3) >> 2) << 2)
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# define VERSION_LENGTH 1
# define RESERVED_LENGTH 1
# define MESSAGE_CLASS_LENGTH 1
# define MESSAGE_TYPE_LENGTH 1
# define MESSAGE_LENGTH_LENGTH 4
# define COMMON_HEADER_LENGTH (VERSION_LENGTH + RESERVED_LENGTH + MESSAGE_CLASS_LENGTH + \
MESSAGE_TYPE_LENGTH + MESSAGE_LENGTH_LENGTH )
# define VERSION_OFFSET 0
# define RESERVED_OFFSET (VERSION_OFFSET + VERSION_LENGTH)
# define MESSAGE_CLASS_OFFSET (RESERVED_OFFSET + RESERVED_LENGTH)
# define MESSAGE_TYPE_OFFSET (MESSAGE_CLASS_OFFSET + MESSAGE_CLASS_LENGTH)
# define MESSAGE_LENGTH_OFFSET (MESSAGE_TYPE_OFFSET + MESSAGE_TYPE_LENGTH)
# define PARAMETER_TAG_LENGTH 2
# define PARAMETER_LENGTH_LENGTH 2
# define PARAMETER_HEADER_LENGTH (PARAMETER_TAG_LENGTH + PARAMETER_LENGTH_LENGTH)
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# define PARAMETER_TAG_OFFSET 0
# define PARAMETER_LENGTH_OFFSET (PARAMETER_TAG_OFFSET + PARAMETER_TAG_LENGTH)
# define PARAMETER_VALUE_OFFSET (PARAMETER_LENGTH_OFFSET + PARAMETER_LENGTH_LENGTH)
# 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 " } ,
{ 0 , NULL } } ;
# define MESSAGE_CLASS_MGMT_MESSAGE 0
# define MESSAGE_CLASS_TFER_MESSAGE 1
# define MESSAGE_CLASS_SSNM_MESSAGE 2
# define MESSAGE_CLASS_ASPSM_MESSAGE 3
# 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 " } ,
{ MESSAGE_CLASS_TFER_MESSAGE , " Transfer messages " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE , " SS7 signalling network management messages " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE , " ASP state maintenance messages " } ,
{ 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 [ ] = {
{ MESSAGE_CLASS_MGMT_MESSAGE , " Management messages " } ,
{ MESSAGE_CLASS_TFER_MESSAGE , " Transfer messages " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE , " SS7 signalling network management messages " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE , " ASP state maintenance messages " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE , " ASP traffic maintenance messages " } ,
{ 0 , NULL } } ;
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# define MESSAGE_TYPE_ERR 0
# define MESSAGE_TYPE_NTFY 1
# define MESSAGE_TYPE_DATA 1
# define MESSAGE_TYPE_DUNA 1
# define MESSAGE_TYPE_DAVA 2
# define MESSAGE_TYPE_DAUD 3
# define MESSAGE_TYPE_SCON 4
# define MESSAGE_TYPE_DUPU 5
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# define MESSAGE_TYPE_DRST 6
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# define MESSAGE_TYPE_UP 1
# define MESSAGE_TYPE_DOWN 2
# define MESSAGE_TYPE_BEAT 3
# define MESSAGE_TYPE_UP_ACK 4
# define MESSAGE_TYPE_DOWN_ACK 5
# define MESSAGE_TYPE_BEAT_ACK 6
# define MESSAGE_TYPE_ACTIVE 1
# define MESSAGE_TYPE_INACTIVE 2
# define MESSAGE_TYPE_ACTIVE_ACK 3
# define MESSAGE_TYPE_INACTIVE_ACK 4
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# define MESSAGE_TYPE_REG_REQ 1
# define MESSAGE_TYPE_REG_RSP 2
# define MESSAGE_TYPE_DEREG_REQ 3
# 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) " } ,
{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_NTFY , " Notify (NTFY) " } ,
{ MESSAGE_CLASS_TFER_MESSAGE * 256 + MESSAGE_TYPE_DATA , " Payload data (DATA) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUNA , " Destination unavailable (DUNA) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAVA , " Destination available (DAVA) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAUD , " Destination state audit (DAUD) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_SCON , " SS7 Network congestion state (SCON) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUPU , " Destination userpart unavailable (DUPU) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP , " ASP up (UP) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN , " ASP down (DOWN) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT , " Heartbeat (BEAT) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP_ACK , " ASP up ack (UP ACK) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN_ACK , " ASP down ack (DOWN ACK) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT_ACK , " Heartbeat ack (BEAT ACK) " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE , " ASP active (ACTIVE) " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE , " ASP inactive (INACTIVE) " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE_ACK , " ASP active ack (ACTIVE ACK) " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE_ACK , " ASP inactive ack (INACTIVE ACK) " } ,
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{ 0 , NULL } } ;
static const value_string message_class_type_values [ ] = {
{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_ERR , " Error (ERR) " } ,
{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_NTFY , " Notify (NTFY) " } ,
{ MESSAGE_CLASS_TFER_MESSAGE * 256 + MESSAGE_TYPE_DATA , " Payload data (DATA) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUNA , " Destination unavailable (DUNA) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAVA , " Destination available (DAVA) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAUD , " Destination state audit (DAUD) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_SCON , " SS7 Network congestion state (SCON) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUPU , " Destination userpart unavailable (DUPU) " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DRST , " Destination Restricted (DRST) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP , " ASP up (ASPUP) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN , " ASP down (ASPDN) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT , " Heartbeat (BEAT) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP_ACK , " ASP up ack (ASPUP_ACK) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN_ACK , " ASP down ack (ASPDN_ACK) " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT_ACK , " Heartbeat ack (BEAT_ACK) " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE , " ASP active (ASPAC) " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE , " ASP inactive (ASPIA) " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE_ACK , " ASP active ack (ASPAC_ACK) " } ,
{ 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) " } ,
{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_REG_RSP , " Registration response (REG_RSP) " } ,
{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_REQ , " Deregistration request (DEREG_REQ) " } ,
{ 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 " } ,
{ 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 " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAVA , " DAVA " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAUD , " DAUD " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_SCON , " SCON " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUPU , " DUPU " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP , " ASP_UP " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN , " ASP_DOWN " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT , " BEAT " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP_ACK , " ASP_UP_ACK " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN_ACK , " ASP_DOWN_ACK " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT_ACK , " BEAT_ACK " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE , " ASP_ACTIVE " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE , " ASP_INACTIVE " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE_ACK , " ASP_ACTIVE_ACK " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE_ACK , " ASP_INACTIVE_ACK " } ,
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{ 0 , NULL } } ;
static const value_string message_class_type_acro_values [ ] = {
{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_ERR , " ERR " } ,
{ MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_NTFY , " NTFY " } ,
{ MESSAGE_CLASS_TFER_MESSAGE * 256 + MESSAGE_TYPE_DATA , " DATA " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUNA , " DUNA " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAVA , " DAVA " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAUD , " DAUD " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_SCON , " SCON " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUPU , " DUPU " } ,
{ MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DRST , " DRST " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP , " ASPUP " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN , " ASPDN " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT , " BEAT " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP_ACK , " ASPUP_ACK " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN_ACK , " ASPDN_ACK " } ,
{ MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT_ACK , " BEAT_ACK " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE , " ASPAC " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE , " ASPIA " } ,
{ MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE_ACK , " ASPAC_ACK " } ,
{ 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 " } ,
{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_REG_RSP , " REG_RSP " } ,
{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_REQ , " DEREG_REQ " } ,
{ MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_RSP , " DEREG_RSP " } ,
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{ 0 , NULL } } ;
/* Initialize the protocol and registered fields */
static int proto_m3ua = - 1 ;
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static int hf_version = - 1 ;
static int hf_reserved = - 1 ;
static int hf_message_class = - 1 ;
static int hf_v5_message_class = - 1 ;
static int hf_message_type = - 1 ;
static int hf_message_length = - 1 ;
static int hf_v5_parameter_tag = - 1 ;
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 ;
static int hf_parameter_length = - 1 ;
static int hf_parameter_value = - 1 ;
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 ;
static int hf_info_string = - 1 ;
static int hf_routing_context = - 1 ;
static int hf_diagnostic_information = - 1 ;
static int hf_heartbeat_data = - 1 ;
static int hf_v5_error_code = - 1 ;
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 ;
static int hf_status_type = - 1 ;
static int hf_status_info = - 1 ;
static int hf_asp_identifier = - 1 ;
static int hf_affected_point_code_mask = - 1 ;
static int hf_affected_point_code_pc = - 1 ;
static int hf_cause = - 1 ;
static int hf_user = - 1 ;
static int hf_reason = - 1 ;
static int hf_v5_traffic_mode_type = - 1 ;
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 ;
static int hf_congestion_reserved = - 1 ;
static int hf_congestion_level = - 1 ;
static int hf_concerned_dest_reserved = - 1 ;
static int hf_concerned_dest_pc = - 1 ;
static int hf_local_rk_identifier = - 1 ;
static int hf_dpc_mask = - 1 ;
static int hf_dpc_pc = - 1 ;
static int hf_si = - 1 ;
static int hf_ssn = - 1 ;
static int hf_opc_list_mask = - 1 ;
static int hf_opc_list_pc = - 1 ;
static int hf_cic_range_mask = - 1 ;
static int hf_cic_range_pc = - 1 ;
static int hf_cic_range_upper = - 1 ;
static int hf_cic_range_lower = - 1 ;
static int hf_protocol_data_opc = - 1 ;
static int hf_protocol_data_dpc = - 1 ;
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static int hf_protocol_data_mtp3_opc = - 1 ;
static int hf_protocol_data_mtp3_dpc = - 1 ;
static int hf_protocol_data_mtp3_pc = - 1 ;
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static int hf_protocol_data_si = - 1 ;
static int hf_protocol_data_ni = - 1 ;
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static int hf_protocol_data_mtp3_ni = - 1 ;
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static int hf_protocol_data_mp = - 1 ;
static int hf_protocol_data_sls = - 1 ;
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static int hf_protocol_data_mtp3_sls = - 1 ;
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static int hf_correlation_identifier = - 1 ;
static int hf_registration_status = - 1 ;
static int hf_deregistration_status = - 1 ;
static int hf_registration_result_identifier = - 1 ;
static int hf_registration_result_status = - 1 ;
static int hf_registration_result_context = - 1 ;
static int hf_v6_deregistration_result_status = - 1 ;
static int hf_v6_deregistration_result_context = - 1 ;
static int hf_li = - 1 ;
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static int m3ua_tap = - 1 ;
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/* Initialize the subtree pointers */
static gint ett_m3ua = - 1 ;
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static gint ett_parameter = - 1 ;
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static gint ett_mtp3_equiv = - 1 ;
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static gint ett_q708_opc = - 1 ;
static gint ett_q708_dpc = - 1 ;
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static module_t * m3ua_module ;
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 {
M3UA_V5 ,
M3UA_V6 ,
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M3UA_V7 ,
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M3UA_RFC
} Version_Type ;
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static gint 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 ;
/* 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 ) ;
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col_add_fstr ( pinfo - > cinfo , COL_INFO , " %s " , val_to_str_const ( message_class * 256 + message_type , v5_message_class_type_acro_values , " reserved " ) ) ;
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if ( m3ua_tree ) {
/* add the components of the common header to the protocol tree */
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proto_tree_add_item ( m3ua_tree , hf_version , common_header_tvb , VERSION_OFFSET , VERSION_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( m3ua_tree , hf_reserved , common_header_tvb , RESERVED_OFFSET , RESERVED_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( m3ua_tree , hf_v5_message_class , common_header_tvb , MESSAGE_CLASS_OFFSET , MESSAGE_CLASS_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_tree_add_uint_format_value ( m3ua_tree , hf_message_type , common_header_tvb , MESSAGE_TYPE_OFFSET , MESSAGE_TYPE_LENGTH , message_type ,
" %s (%u) " , val_to_str_const ( message_class * 256 + message_type , v5_message_class_type_values , " reserved " ) , message_type ) ;
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proto_tree_add_item ( m3ua_tree , hf_message_length , common_header_tvb , MESSAGE_LENGTH_OFFSET , MESSAGE_LENGTH_LENGTH , ENC_BIG_ENDIAN ) ;
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}
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}
static void
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dissect_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 */
message_class = tvb_get_guint8 ( common_header_tvb , MESSAGE_CLASS_OFFSET ) ;
message_type = tvb_get_guint8 ( common_header_tvb , MESSAGE_TYPE_OFFSET ) ;
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col_add_fstr ( pinfo - > cinfo , COL_INFO , " %s " , val_to_str_const ( message_class * 256 + message_type , message_class_type_acro_values , " reserved " ) ) ;
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if ( m3ua_tree ) {
/* add the components of the common header to the protocol tree */
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proto_tree_add_item ( m3ua_tree , hf_version , common_header_tvb , VERSION_OFFSET , VERSION_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( m3ua_tree , hf_reserved , common_header_tvb , RESERVED_OFFSET , RESERVED_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( m3ua_tree , hf_message_class , common_header_tvb , MESSAGE_CLASS_OFFSET , MESSAGE_CLASS_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_tree_add_uint_format_value ( m3ua_tree , hf_message_type , common_header_tvb , MESSAGE_TYPE_OFFSET , MESSAGE_TYPE_LENGTH , message_type ,
" %s (%u) " , val_to_str_const ( message_class * 256 + message_type , message_class_type_values , " reserved " ) , message_type ) ;
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proto_tree_add_item ( m3ua_tree , hf_message_length , common_header_tvb , MESSAGE_LENGTH_OFFSET , MESSAGE_LENGTH_LENGTH , ENC_BIG_ENDIAN ) ;
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}
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}
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# 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 )
{
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proto_tree_add_item ( parameter_tree , hf_network_appearance , parameter_tvb , NETWORK_APPEARANCE_OFFSET , NETWORK_APPEARANCE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%u) " , tvb_get_ntohl ( parameter_tvb , NETWORK_APPEARANCE_OFFSET ) ) ;
}
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# define V5_PROTOCOL_DATA_OFFSET PARAMETER_VALUE_OFFSET
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static void
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dissect_v5_protocol_data_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_item * parameter_item )
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{
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guint16 length , protocol_data_length ;
tvbuff_t * payload_tvb ;
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length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) ;
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protocol_data_length = length - PARAMETER_HEADER_LENGTH ;
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payload_tvb = tvb_new_subset_length ( parameter_tvb , V5_PROTOCOL_DATA_OFFSET , protocol_data_length ) ;
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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 ;
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proto_tree_add_item ( parameter_tree , hf_info_string , parameter_tvb , INFO_STRING_OFFSET , info_string_length , ENC_ASCII | ENC_NA ) ;
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proto_item_append_text ( parameter_item , " (%.*s) " , info_string_length ,
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tvb_get_string_enc ( wmem_packet_scope ( ) , parameter_tvb , INFO_STRING_OFFSET , info_string_length , ENC_ASCII ) ) ;
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}
# define AFFECTED_MASK_LENGTH 1
# define AFFECTED_DPC_LENGTH 3
# define AFFECTED_DESTINATION_LENGTH (AFFECTED_MASK_LENGTH + AFFECTED_DPC_LENGTH)
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# 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 ;
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proto_item * item ;
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number_of_destinations = ( tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH ) > > 2 ;
destination_offset = PARAMETER_VALUE_OFFSET ;
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for ( destination_number = 0 ; destination_number < number_of_destinations ; destination_number + + ) {
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proto_tree_add_item ( parameter_tree , hf_affected_point_code_mask , parameter_tvb , destination_offset + AFFECTED_MASK_OFFSET , AFFECTED_MASK_LENGTH , ENC_BIG_ENDIAN ) ;
item = proto_tree_add_item ( parameter_tree , hf_affected_point_code_pc , parameter_tvb , destination_offset + AFFECTED_DPC_OFFSET , AFFECTED_DPC_LENGTH , ENC_BIG_ENDIAN ) ;
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if ( mtp3_pc_structured ( ) )
proto_item_append_text ( item , " (%s) " , mtp3_pc_to_str ( tvb_get_ntoh24 ( parameter_tvb , destination_offset + AFFECTED_DPC_OFFSET ) ) ) ;
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destination_offset + = AFFECTED_DESTINATION_LENGTH ;
}
proto_item_append_text ( parameter_item , " (%u destination%s) " , number_of_destinations , plurality ( number_of_destinations , " " , " s " ) ) ;
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}
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# define ROUTING_CONTEXT_LENGTH 4
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static void
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dissect_routing_context_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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guint16 number_of_contexts , context_number ;
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gint context_offset ;
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number_of_contexts = ( tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH ) > > 2 ;
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context_offset = PARAMETER_VALUE_OFFSET ;
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for ( context_number = 0 ; context_number < number_of_contexts ; context_number + + ) {
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proto_tree_add_item ( parameter_tree , hf_routing_context , parameter_tvb , context_offset , ROUTING_CONTEXT_LENGTH , ENC_BIG_ENDIAN ) ;
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context_offset + = ROUTING_CONTEXT_LENGTH ;
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} ;
proto_item_append_text ( parameter_item , " (%u context%s) " , number_of_contexts , plurality ( number_of_contexts , " " , " s " ) ) ;
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}
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# define DIAGNOSTIC_INFO_OFFSET PARAMETER_VALUE_OFFSET
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static void
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dissect_diagnostic_information_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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guint16 diag_info_length ;
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diag_info_length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH ;
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proto_tree_add_item ( parameter_tree , hf_diagnostic_information , parameter_tvb , DIAGNOSTIC_INFO_OFFSET , diag_info_length , ENC_NA ) ;
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proto_item_append_text ( parameter_item , " (%u byte%s) " , diag_info_length , plurality ( diag_info_length , " " , " s " ) ) ;
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}
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# define HEARTBEAT_DATA_OFFSET PARAMETER_VALUE_OFFSET
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static void
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dissect_heartbeat_data_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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guint16 heartbeat_data_length ;
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heartbeat_data_length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH ;
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proto_tree_add_item ( parameter_tree , hf_heartbeat_data , parameter_tvb , HEARTBEAT_DATA_OFFSET , heartbeat_data_length , ENC_NA ) ;
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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
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# define INACCESSIBLE_REMOTE_USER_UNAVAIL_CAUSE 2
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static const value_string unavailability_cause_values [ ] = {
{ UNKNOWN_UNAVAIL_CAUSE , " Unknown " } ,
{ UNEQUIPPED_REMOTE_USER_UNAVAIL_CAUSE , " Unequipped remote user " } ,
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{ INACCESSIBLE_REMOTE_USER_UNAVAIL_CAUSE , " Inaccessible remote user " } ,
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{ 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
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# define RESERVED_11_USER_ID 11
# define AAL_2_SIGNALING_USER_ID 12
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# define BICC_USER_ID 13
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# define GATEWAY_CONTROL_PROTOCOL_USER_ID 14
# define RESERVED_15_USER_ID 15
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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 " } ,
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{ RESERVED_11_USER_ID , " Reserved " } ,
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{ AAL_2_SIGNALING_USER_ID , " AAL type2 Signaling " } ,
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{ BICC_USER_ID , " Bearer Independent Call Control (BICC) " } ,
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{ GATEWAY_CONTROL_PROTOCOL_USER_ID , " Gateway Control Protocol " } ,
{ RESERVED_15_USER_ID , " Reserved " } ,
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{ 0 , NULL } } ;
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# define CAUSE_LENGTH 2
# define USER_LENGTH 2
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# define CAUSE_OFFSET PARAMETER_VALUE_OFFSET
# define USER_OFFSET (CAUSE_OFFSET + CAUSE_LENGTH)
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static void
dissect_user_cause_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
{
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proto_tree_add_item ( parameter_tree , hf_cause , parameter_tvb , CAUSE_OFFSET , CAUSE_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_user , parameter_tvb , USER_OFFSET , USER_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s: %s) " ,
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val_to_str_const ( tvb_get_ntohs ( parameter_tvb , USER_OFFSET ) , user_identity_values , " Unknown user " ) ,
val_to_str_const ( tvb_get_ntohs ( parameter_tvb , CAUSE_OFFSET ) , unavailability_cause_values , " unknown cause " ) ) ;
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}
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# define UNSPECIFIED_REASON 0
# define USER_UNAVAILABLE_REASON 1
# define MANAGEMENT_BLOCKING_REASON 2
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static const value_string reason_values [ ] = {
{ UNSPECIFIED_REASON , " Unspecified " } ,
{ USER_UNAVAILABLE_REASON , " User unavailable " } ,
{ MANAGEMENT_BLOCKING_REASON , " Management blocking " } ,
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{ 0 , NULL } } ;
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# define REASON_LENGTH 4
# define REASON_OFFSET PARAMETER_VALUE_OFFSET
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static void
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dissect_reason_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_tree_add_item ( parameter_tree , hf_reason , parameter_tvb , REASON_OFFSET , REASON_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , REASON_OFFSET ) , reason_values , " unknown " ) ) ;
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}
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# define TRAFFIC_MODE_TYPE_LENGTH 4
# define TRAFFIC_MODE_TYPE_OFFSET PARAMETER_VALUE_OFFSET
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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 } } ;
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static void
dissect_v5_traffic_mode_type_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
{
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proto_tree_add_item ( parameter_tree , hf_v5_traffic_mode_type , parameter_tvb , TRAFFIC_MODE_TYPE_OFFSET , TRAFFIC_MODE_TYPE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , TRAFFIC_MODE_TYPE_OFFSET ) , v5_traffic_mode_type_values , " unknown " ) ) ;
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}
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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 } } ;
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static void
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dissect_v6_traffic_mode_type_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_tree_add_item ( parameter_tree , hf_v6_traffic_mode_type , parameter_tvb , TRAFFIC_MODE_TYPE_OFFSET , TRAFFIC_MODE_TYPE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , TRAFFIC_MODE_TYPE_OFFSET ) , v6_traffic_mode_type_values , " unknown " ) ) ;
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}
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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 )
{
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proto_tree_add_item ( parameter_tree , hf_v7_traffic_mode_type , parameter_tvb , TRAFFIC_MODE_TYPE_OFFSET , TRAFFIC_MODE_TYPE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , TRAFFIC_MODE_TYPE_OFFSET ) , v7_traffic_mode_type_values , " unknown " ) ) ;
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}
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static const value_string traffic_mode_type_values [ ] = {
{ 1 , " Over-ride " } ,
{ 2 , " Load-share " } ,
{ 3 , " Broadcast " } ,
{ 0 , NULL } } ;
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static void
dissect_traffic_mode_type_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
{
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proto_tree_add_item ( parameter_tree , hf_traffic_mode_type , parameter_tvb , TRAFFIC_MODE_TYPE_OFFSET , TRAFFIC_MODE_TYPE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , TRAFFIC_MODE_TYPE_OFFSET ) , traffic_mode_type_values , " unknown " ) ) ;
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}
# define ERROR_CODE_LENGTH 4
# define ERROR_CODE_OFFSET PARAMETER_VALUE_OFFSET
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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 } } ;
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static void
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dissect_v5_error_code_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_tree_add_item ( parameter_tree , hf_v5_error_code , parameter_tvb , ERROR_CODE_OFFSET , ERROR_CODE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , ERROR_CODE_OFFSET ) , v5_error_code_values , " unknown " ) ) ;
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}
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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 } } ;
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static void
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dissect_v6_error_code_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_tree_add_item ( parameter_tree , hf_v6_error_code , parameter_tvb , ERROR_CODE_OFFSET , ERROR_CODE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , ERROR_CODE_OFFSET ) , v6_error_code_values , " unknown " ) ) ;
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}
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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 )
{
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proto_tree_add_item ( parameter_tree , hf_v7_error_code , parameter_tvb , ERROR_CODE_OFFSET , ERROR_CODE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , ERROR_CODE_OFFSET ) , v7_error_code_values , " unknown " ) ) ;
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}
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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 } } ;
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static void
dissect_error_code_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
{
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proto_tree_add_item ( parameter_tree , hf_error_code , parameter_tvb , ERROR_CODE_OFFSET , ERROR_CODE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , ERROR_CODE_OFFSET ) , error_code_values , " unknown " ) ) ;
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}
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# define AS_STATE_CHANGE_TYPE 1
# define OTHER_TYPE 2
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static const value_string status_type_values [ ] = {
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{ 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
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static const value_string v567_status_type_info_values [ ] = {
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{ 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 } } ;
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# 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)
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static void
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dissect_v567_status_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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 ) ;
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proto_tree_add_item ( parameter_tree , hf_status_type , parameter_tvb , STATUS_TYPE_OFFSET , STATUS_TYPE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_tree_add_uint_format_value ( parameter_tree , hf_status_info , parameter_tvb , STATUS_INFO_OFFSET , STATUS_INFO_LENGTH , status_info ,
" %s (%u) " , val_to_str_const ( status_type * 256 * 256 + status_info , v567_status_type_info_values , " unknown " ) , status_info ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( status_type * 256 * 256 + status_info , v567_status_type_info_values , " unknown status information " ) ) ;
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}
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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 } } ;
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static void
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dissect_status_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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guint16 status_type , status_info ;
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status_type = tvb_get_ntohs ( parameter_tvb , STATUS_TYPE_OFFSET ) ;
status_info = tvb_get_ntohs ( parameter_tvb , STATUS_INFO_OFFSET ) ;
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proto_tree_add_item ( parameter_tree , hf_status_type , parameter_tvb , STATUS_TYPE_OFFSET , STATUS_TYPE_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_tree_add_uint_format_value ( parameter_tree , hf_status_info , parameter_tvb , STATUS_INFO_OFFSET , STATUS_INFO_LENGTH , status_info ,
" %s (%u) " , val_to_str_const ( status_type * 256 * 256 + status_info , status_type_info_values , " unknown " ) , status_info ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( status_type * 256 * 256 + status_info , status_type_info_values , " unknown status information " ) ) ;
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}
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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 } } ;
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# define CONG_IND_RESERVED_LENGTH 3
# define CONG_IND_LEVEL_LENGTH 1
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# define CONG_IND_RESERVED_OFFSET PARAMETER_VALUE_OFFSET
# define CONG_IND_LEVEL_OFFSET (CONG_IND_RESERVED_OFFSET + CONG_IND_RESERVED_LENGTH)
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static void
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dissect_congestion_indication_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_tree_add_item ( parameter_tree , hf_congestion_reserved , parameter_tvb , CONG_IND_RESERVED_OFFSET , CONG_IND_RESERVED_LENGTH , ENC_NA ) ;
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proto_tree_add_item ( parameter_tree , hf_congestion_level , parameter_tvb , CONG_IND_LEVEL_OFFSET , CONG_IND_LEVEL_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_guint8 ( parameter_tvb , CONG_IND_LEVEL_OFFSET ) , congestion_level_values , " unknown " ) ) ;
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}
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# define ASP_IDENTIFIER_OFFSET PARAMETER_VALUE_OFFSET
# define ASP_IDENTIFIER_LENGTH 4
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static void
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dissect_asp_identifier_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_tree_add_item ( parameter_tree , hf_asp_identifier , parameter_tvb , ASP_IDENTIFIER_OFFSET , ASP_IDENTIFIER_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%u) " , tvb_get_ntohl ( parameter_tvb , ASP_IDENTIFIER_OFFSET ) ) ;
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}
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# define PROTOCOL_DATA_1_OFFSET PARAMETER_VALUE_OFFSET
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static void
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dissect_protocol_data_1_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_item * parameter_item )
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{
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guint16 protocol_data_length ;
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tvbuff_t * payload_tvb ;
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protocol_data_length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH ;
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payload_tvb = tvb_new_subset_length ( parameter_tvb , PROTOCOL_DATA_1_OFFSET , protocol_data_length ) ;
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proto_item_append_text ( parameter_item , " (SS7 message of %u byte%s) " , protocol_data_length , plurality ( protocol_data_length , " " , " s " ) ) ;
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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
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# define PROTOCOL_DATA_2_OFFSET (PARAMETER_VALUE_OFFSET + LI_OCTETT_LENGTH)
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static void
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dissect_protocol_data_2_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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guint16 protocol_data_length ;
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tvbuff_t * payload_tvb ;
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protocol_data_length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH - LI_OCTETT_LENGTH ;
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payload_tvb = tvb_new_subset_length ( parameter_tvb , PROTOCOL_DATA_2_OFFSET , protocol_data_length ) ;
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proto_tree_add_item ( parameter_tree , hf_li , parameter_tvb , LI_OCTETT_OFFSET , LI_OCTETT_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (SS7 message of %u byte%s) " , protocol_data_length , plurality ( protocol_data_length , " " , " s " ) ) ;
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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)
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static void
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dissect_concerned_destination_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_item * item ;
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proto_tree_add_item ( parameter_tree , hf_concerned_dest_reserved , parameter_tvb , CON_DEST_RESERVED_OFFSET , CON_DEST_RESERVED_LENGTH , ENC_NA ) ;
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item = proto_tree_add_item ( parameter_tree , hf_concerned_dest_pc , parameter_tvb , CON_DEST_PC_OFFSET , CON_DEST_PC_LENGTH , ENC_BIG_ENDIAN ) ;
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if ( mtp3_pc_structured ( ) )
proto_item_append_text ( item , " (%s) " , mtp3_pc_to_str ( tvb_get_ntoh24 ( parameter_tvb , CON_DEST_PC_OFFSET ) ) ) ;
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proto_item_append_text ( parameter_item , " (%s) " , mtp3_pc_to_str ( tvb_get_ntoh24 ( parameter_tvb , CON_DEST_PC_OFFSET ) ) ) ;
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}
static void
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dissect_routing_key_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * parameter_tree )
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{
tvbuff_t * parameters_tvb ;
guint16 length , parameters_length ;
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length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) ;
parameters_length = length - PARAMETER_HEADER_LENGTH ;
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parameters_tvb = tvb_new_subset_length ( parameter_tvb , PARAMETER_VALUE_OFFSET , parameters_length ) ;
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dissect_parameters ( parameters_tvb , pinfo , tree , parameter_tree ) ;
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}
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static const value_string registration_result_status_values [ ] = {
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{ 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 } } ;
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# 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
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dissect_v67_registration_result_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree )
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{
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proto_tree_add_item ( parameter_tree , hf_registration_result_identifier , parameter_tvb , REG_RES_IDENTIFIER_OFFSET , REG_RES_IDENTIFIER_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_registration_result_status , parameter_tvb , REG_RES_STATUS_OFFSET , REG_RES_STATUS_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_registration_result_context , parameter_tvb , REG_RES_CONTEXT_OFFSET , REG_RES_CONTEXT_LENGTH , ENC_BIG_ENDIAN ) ;
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}
static void
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dissect_registration_result_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * parameter_tree )
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{
tvbuff_t * parameters_tvb ;
guint16 length , parameters_length ;
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length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) ;
parameters_length = length - PARAMETER_HEADER_LENGTH ;
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parameters_tvb = tvb_new_subset_length ( parameter_tvb , PARAMETER_VALUE_OFFSET , parameters_length ) ;
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dissect_parameters ( parameters_tvb , pinfo , tree , parameter_tree ) ;
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}
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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 } } ;
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# 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
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dissect_v67_deregistration_result_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree )
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{
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proto_tree_add_item ( parameter_tree , hf_v6_deregistration_result_context , parameter_tvb , DEREG_RES_CONTEXT_OFFSET , DEREG_RES_CONTEXT_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_v6_deregistration_result_status , parameter_tvb , DEREG_RES_STATUS_OFFSET , DEREG_RES_STATUS_LENGTH , ENC_BIG_ENDIAN ) ;
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}
static void
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dissect_deregistration_result_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * parameter_tree )
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{
tvbuff_t * parameters_tvb ;
guint16 length , parameters_length ;
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length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) ;
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parameters_length = length - PARAMETER_HEADER_LENGTH ;
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parameters_tvb = tvb_new_subset_length ( parameter_tvb , PARAMETER_VALUE_OFFSET , parameters_length ) ;
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dissect_parameters ( parameters_tvb , pinfo , tree , parameter_tree ) ;
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}
# define LOCAL_RK_IDENTIFIER_OFFSET PARAMETER_VALUE_OFFSET
# define LOCAL_RK_IDENTIFIER_LENGTH 4
static void
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dissect_local_routing_key_identifier_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_tree_add_item ( parameter_tree , hf_local_rk_identifier , parameter_tvb , LOCAL_RK_IDENTIFIER_OFFSET , LOCAL_RK_IDENTIFIER_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%u) " , tvb_get_ntohl ( parameter_tvb , LOCAL_RK_IDENTIFIER_OFFSET ) ) ;
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}
# 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
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dissect_destination_point_code_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_item * item ;
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proto_tree_add_item ( parameter_tree , hf_dpc_mask , parameter_tvb , DPC_MASK_OFFSET , DPC_MASK_LENGTH , ENC_BIG_ENDIAN ) ;
item = proto_tree_add_item ( parameter_tree , hf_dpc_pc , parameter_tvb , DPC_PC_OFFSET , DPC_PC_LENGTH , ENC_BIG_ENDIAN ) ;
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if ( mtp3_pc_structured ( ) )
proto_item_append_text ( item , " (%s) " , mtp3_pc_to_str ( tvb_get_ntoh24 ( parameter_tvb , DPC_PC_OFFSET ) ) ) ;
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proto_item_append_text ( parameter_item , " (%s) " , mtp3_pc_to_str ( tvb_get_ntoh24 ( parameter_tvb , DPC_PC_OFFSET ) ) ) ;
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}
# define SI_LENGTH 1
static void
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dissect_service_indicators_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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 ;
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for ( si_number = 0 ; si_number < number_of_sis ; si_number + + ) {
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proto_tree_add_item ( parameter_tree , hf_si , parameter_tvb , si_offset , SI_LENGTH , ENC_BIG_ENDIAN ) ;
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si_offset + = SI_LENGTH ;
} ;
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proto_item_append_text ( parameter_item , " (%u indicator%s) " , number_of_sis , plurality ( number_of_sis , " " , " s " ) ) ;
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}
# define SSN_LENGTH 1
static void
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dissect_subsystem_numbers_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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 ;
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for ( ssn_number = 0 ; ssn_number < number_of_ssns ; ssn_number + + ) {
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proto_tree_add_item ( parameter_tree , hf_ssn , parameter_tvb , ssn_offset , SSN_LENGTH , ENC_BIG_ENDIAN ) ;
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ssn_offset + = SSN_LENGTH ;
} ;
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proto_item_append_text ( parameter_item , " (%u number%s) " , number_of_ssns , plurality ( number_of_ssns , " " , " s " ) ) ;
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}
# 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
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dissect_originating_point_code_list_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
guint16 length , number_of_point_codes , point_code_number ;
gint point_code_offset ;
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proto_item * item ;
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length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) ;
number_of_point_codes = ( length - PARAMETER_HEADER_LENGTH ) / 4 ;
point_code_offset = PARAMETER_VALUE_OFFSET ;
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for ( point_code_number = 0 ; point_code_number < number_of_point_codes ; point_code_number + + ) {
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proto_tree_add_item ( parameter_tree , hf_opc_list_mask , parameter_tvb , point_code_offset + OPC_MASK_OFFSET , OPC_MASK_LENGTH , ENC_BIG_ENDIAN ) ;
item = proto_tree_add_item ( parameter_tree , hf_opc_list_pc , parameter_tvb , point_code_offset + OPC_PC_OFFSET , OPC_PC_LENGTH , ENC_BIG_ENDIAN ) ;
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if ( mtp3_pc_structured ( ) )
proto_item_append_text ( item , " (%s) " , mtp3_pc_to_str ( tvb_get_ntoh24 ( parameter_tvb , point_code_offset + OPC_PC_OFFSET ) ) ) ;
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point_code_offset + = OPC_LENGTH ;
} ;
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proto_item_append_text ( parameter_item , " (%u point code%s) " , number_of_point_codes , plurality ( number_of_point_codes , " " , " s " ) ) ;
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}
# 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
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dissect_circuit_range_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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guint16 length , number_of_point_codes , point_code_number , cic_low , cic_high ;
guint32 pc ;
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gint point_code_offset ;
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proto_item * pc_item , * cic_range_item ;
proto_tree * cic_range_tree ;
gchar * pc_string ;
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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 ;
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for ( point_code_number = 0 ; point_code_number < number_of_point_codes ; point_code_number + + ) {
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cic_range_item = proto_tree_add_text ( parameter_tree , parameter_tvb , point_code_offset + CIC_RANGE_MASK_OFFSET , CIC_RANGE_LENGTH , " CIC range " ) ;
cic_range_tree = proto_item_add_subtree ( cic_range_item , ett_parameter ) ;
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proto_tree_add_item ( cic_range_tree , hf_cic_range_mask , parameter_tvb , point_code_offset + CIC_RANGE_MASK_OFFSET , CIC_RANGE_MASK_LENGTH , ENC_BIG_ENDIAN ) ;
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pc = tvb_get_ntoh24 ( parameter_tvb , point_code_offset + CIC_RANGE_PC_OFFSET ) ;
pc_string = mtp3_pc_to_str ( pc ) ;
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pc_item = proto_tree_add_item ( cic_range_tree , hf_cic_range_pc , parameter_tvb , point_code_offset + CIC_RANGE_PC_OFFSET , CIC_RANGE_PC_LENGTH , ENC_BIG_ENDIAN ) ;
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if ( mtp3_pc_structured ( ) )
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proto_item_append_text ( pc_item , " (%s) " , pc_string ) ;
cic_low = tvb_get_ntohs ( parameter_tvb , point_code_offset + CIC_RANGE_LOWER_OFFSET ) ;
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proto_tree_add_item ( cic_range_tree , hf_cic_range_lower , parameter_tvb , point_code_offset + CIC_RANGE_LOWER_OFFSET , CIC_RANGE_LOWER_LENGTH , ENC_BIG_ENDIAN ) ;
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cic_high = tvb_get_ntohs ( parameter_tvb , point_code_offset + CIC_RANGE_UPPER_OFFSET ) ;
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proto_tree_add_item ( cic_range_tree , hf_cic_range_upper , parameter_tvb , point_code_offset + CIC_RANGE_UPPER_OFFSET , CIC_RANGE_UPPER_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( cic_range_item , " (%s: %d-%d) " , pc_string , cic_low , cic_high ) ;
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point_code_offset + = CIC_RANGE_LENGTH ;
} ;
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proto_item_append_text ( parameter_item , " (%u range%s) " , number_of_point_codes , plurality ( number_of_point_codes , " " , " s " ) ) ;
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}
# 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)
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# 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)
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# define DATA_ULP_OFFSET (DATA_SLS_OFFSET + DATA_SLS_LENGTH)
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static guint
m3ua_heur_mtp3_standard ( tvbuff_t * tvb , packet_info * pinfo , guint32 opc , guint32 dpc , guint8 si )
{
switch ( si ) {
case MTP_SI_SCCP :
{
if ( opc < ITU_PC_MASK & & dpc < ITU_PC_MASK & &
looks_like_valid_sccp ( PINFO_FD_NUM ( pinfo ) , tvb , ITU_STANDARD ) ) {
return ITU_STANDARD ;
}
/* Network 0 is reserved in ANSI */
/* Could also check that cluster!=0 for small networks (networks 1-5) */
if ( ( opc & ANSI_NETWORK_MASK ) > 0 & & ( dpc & ANSI_NETWORK_MASK ) > 0 & &
looks_like_valid_sccp ( PINFO_FD_NUM ( pinfo ) , tvb , ANSI_STANDARD ) ) {
return ANSI_STANDARD ;
}
if ( looks_like_valid_sccp ( PINFO_FD_NUM ( pinfo ) , tvb , CHINESE_ITU_STANDARD ) ) {
return CHINESE_ITU_STANDARD ;
}
if ( opc < JAPAN_PC_MASK & & dpc < JAPAN_PC_MASK & &
looks_like_valid_sccp ( PINFO_FD_NUM ( pinfo ) , tvb , JAPAN_STANDARD ) ) {
return JAPAN_STANDARD ;
}
return HEURISTIC_FAILED_STANDARD ;
}
default :
return HEURISTIC_FAILED_STANDARD ;
}
}
static void
m3ua_reset_mtp3_standard ( void )
{
mtp3_standard = m3ua_pref_mtp3_standard ;
}
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static void
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dissect_protocol_data_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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guint16 ulp_length ;
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tvbuff_t * payload_tvb ;
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proto_item * item , * gen_item ;
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mtp3_tap_rec_t * mtp3_tap ;
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proto_tree * q708_tree ;
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gint heuristic_standard ;
guint8 si ;
guint32 opc , dpc ;
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mtp3_tap = wmem_new0 ( pinfo - > pool , mtp3_tap_rec_t ) ;
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si = tvb_get_guint8 ( parameter_tvb , DATA_SI_OFFSET ) ;
ulp_length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH - DATA_HDR_LENGTH ;
2014-06-06 14:35:50 +00:00
payload_tvb = tvb_new_subset_length ( parameter_tvb , DATA_ULP_OFFSET , ulp_length ) ;
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dpc = tvb_get_ntohl ( parameter_tvb , DATA_DPC_OFFSET ) ;
opc = tvb_get_ntohl ( parameter_tvb , DATA_OPC_OFFSET ) ;
m3ua_pref_mtp3_standard = mtp3_standard ;
if ( mtp3_heuristic_standard ) {
heuristic_standard = m3ua_heur_mtp3_standard ( payload_tvb , pinfo , opc , dpc , si ) ;
if ( heuristic_standard = = HEURISTIC_FAILED_STANDARD ) {
gen_item = proto_tree_add_text ( tree , parameter_tvb , 0 , 0 , " Could not determine Heuristic using %s " , val_to_str_const ( mtp3_standard , mtp3_standard_vals , " unknown " ) ) ;
} else {
gen_item = proto_tree_add_text ( tree , parameter_tvb , 0 , 0 , " %s " , val_to_str_const ( heuristic_standard , mtp3_standard_vals , " unknown " ) ) ;
mtp3_standard = heuristic_standard ;
/* Register a frame-end routine to ensure mtp3_standard is set
* back even if an exception is thrown .
*/
register_frame_end_routine ( pinfo , m3ua_reset_mtp3_standard ) ;
}
PROTO_ITEM_SET_GENERATED ( gen_item ) ;
}
2007-03-18 23:14:06 +00:00
2013-03-19 19:28:57 +00:00
mtp3_tap - > addr_dpc . type = ( Standard_Type ) mtp3_standard ;
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mtp3_tap - > addr_dpc . pc = dpc ;
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mtp3_tap - > addr_dpc . ni = tvb_get_guint8 ( parameter_tvb , DATA_NI_OFFSET ) ;
SET_ADDRESS ( & pinfo - > dst , AT_SS7PC , sizeof ( mtp3_addr_pc_t ) , ( guint8 * ) & mtp3_tap - > addr_dpc ) ;
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2008-10-24 19:33:19 +00:00
2013-03-19 19:28:57 +00:00
mtp3_tap - > addr_opc . type = ( Standard_Type ) mtp3_standard ;
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mtp3_tap - > addr_opc . pc = opc ;
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mtp3_tap - > addr_opc . ni = tvb_get_guint8 ( parameter_tvb , DATA_NI_OFFSET ) ;
SET_ADDRESS ( & pinfo - > src , AT_SS7PC , sizeof ( mtp3_addr_pc_t ) , ( guint8 * ) & mtp3_tap - > addr_opc ) ;
mtp3_tap - > si_code = tvb_get_guint8 ( parameter_tvb , DATA_SI_OFFSET ) ;
mtp3_tap - > size = 0 ;
tap_queue_packet ( m3ua_tap , pinfo , mtp3_tap ) ;
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2003-01-28 20:08:36 +00:00
ulp_length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH - DATA_HDR_LENGTH ;
if ( parameter_tree ) {
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item = proto_tree_add_item ( parameter_tree , hf_protocol_data_opc , parameter_tvb , DATA_OPC_OFFSET , DATA_OPC_LENGTH , ENC_BIG_ENDIAN ) ;
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if ( mtp3_pc_structured ( ) )
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proto_item_append_text ( item , " (%s) " , mtp3_pc_to_str ( opc ) ) ;
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if ( mtp3_tap - > addr_opc . ni = = MTP3_NI_INT0 ) {
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q708_tree = proto_item_add_subtree ( item , ett_q708_opc ) ;
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/* Q.708 (1984-10) Numbering of International Signalling Point Codes */
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analyze_q708_ispc ( parameter_tvb , q708_tree , DATA_OPC_OFFSET , DATA_OPC_LENGTH , opc ) ;
2010-04-23 21:24:32 +00:00
}
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2010-05-24 06:06:17 +00:00
item = proto_tree_add_item ( parameter_tree , hf_protocol_data_dpc , parameter_tvb , DATA_DPC_OFFSET , DATA_DPC_LENGTH , ENC_BIG_ENDIAN ) ;
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if ( mtp3_pc_structured ( ) )
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proto_item_append_text ( item , " (%s) " , mtp3_pc_to_str ( dpc ) ) ;
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if ( mtp3_tap - > addr_dpc . ni = = MTP3_NI_INT0 ) {
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q708_tree = proto_item_add_subtree ( item , ett_q708_dpc ) ;
2013-02-01 02:42:01 +00:00
analyze_q708_ispc ( parameter_tvb , q708_tree , DATA_DPC_OFFSET , DATA_DPC_LENGTH , dpc ) ;
2010-04-23 21:24:32 +00:00
}
2007-02-23 19:04:41 +00:00
2010-05-24 06:06:17 +00:00
proto_tree_add_item ( parameter_tree , hf_protocol_data_si , parameter_tvb , DATA_SI_OFFSET , DATA_SI_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_protocol_data_ni , parameter_tvb , DATA_NI_OFFSET , DATA_NI_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_protocol_data_mp , parameter_tvb , DATA_MP_OFFSET , DATA_MP_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_protocol_data_sls , parameter_tvb , DATA_SLS_OFFSET , DATA_SLS_LENGTH , ENC_BIG_ENDIAN ) ;
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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 ) ;
2008-10-24 19:33:19 +00:00
2007-02-23 19:26:09 +00:00
item = proto_tree_add_text ( parameter_tree , parameter_tvb , 0 , 0 , " MTP3 equivalents " ) ;
2010-04-15 21:27:27 +00:00
PROTO_ITEM_SET_GENERATED ( item ) ;
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parameter_tree = proto_item_add_subtree ( item , ett_mtp3_equiv ) ;
2008-10-24 19:33:19 +00:00
2010-05-24 06:06:17 +00:00
item = proto_tree_add_item ( parameter_tree , hf_protocol_data_mtp3_opc , parameter_tvb , DATA_OPC_OFFSET , DATA_OPC_LENGTH , ENC_BIG_ENDIAN ) ;
2010-04-15 21:27:27 +00:00
PROTO_ITEM_SET_GENERATED ( item ) ;
2010-05-24 06:06:17 +00:00
item = proto_tree_add_item ( parameter_tree , hf_protocol_data_mtp3_dpc , parameter_tvb , DATA_DPC_OFFSET , DATA_OPC_LENGTH , ENC_BIG_ENDIAN ) ;
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PROTO_ITEM_SET_GENERATED ( item ) ;
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item = proto_tree_add_item ( parameter_tree , hf_protocol_data_mtp3_pc , parameter_tvb , DATA_OPC_OFFSET , DATA_OPC_LENGTH , ENC_BIG_ENDIAN ) ;
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PROTO_ITEM_SET_GENERATED ( item ) ;
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item = proto_tree_add_item ( parameter_tree , hf_protocol_data_mtp3_pc , parameter_tvb , DATA_DPC_OFFSET , DATA_OPC_LENGTH , ENC_BIG_ENDIAN ) ;
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PROTO_ITEM_SET_GENERATED ( item ) ;
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item = proto_tree_add_item ( parameter_tree , hf_protocol_data_mtp3_ni , parameter_tvb , DATA_NI_OFFSET , DATA_NI_LENGTH , ENC_BIG_ENDIAN ) ;
2010-04-15 21:27:27 +00:00
PROTO_ITEM_SET_GENERATED ( item ) ;
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item = proto_tree_add_item ( parameter_tree , hf_protocol_data_mtp3_sls , parameter_tvb , DATA_SLS_OFFSET , DATA_SLS_LENGTH , ENC_BIG_ENDIAN ) ;
2010-04-16 14:05:08 +00:00
PROTO_ITEM_SET_GENERATED ( item ) ;
2007-02-23 19:26:09 +00:00
2011-02-13 13:56:30 +00:00
} /* parameter_tree */
2008-10-24 19:33:19 +00:00
2014-06-06 14:35:50 +00:00
payload_tvb = tvb_new_subset_length ( parameter_tvb , DATA_ULP_OFFSET , ulp_length ) ;
2010-12-20 05:35:29 +00:00
if ( ! dissector_try_uint ( si_dissector_table , tvb_get_guint8 ( parameter_tvb , DATA_SI_OFFSET ) , payload_tvb , pinfo , tree ) )
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call_dissector ( data_handle , payload_tvb , pinfo , tree ) ;
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mtp3_standard = m3ua_pref_mtp3_standard ;
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}
# define CORR_ID_OFFSET PARAMETER_VALUE_OFFSET
# define CORR_ID_LENGTH 4
static void
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dissect_correlation_identifier_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_tree_add_item ( parameter_tree , hf_correlation_identifier , parameter_tvb , CORR_ID_OFFSET , CORR_ID_LENGTH , ENC_BIG_ENDIAN ) ;
2003-01-22 09:07:26 +00:00
proto_item_append_text ( parameter_item , " (%u) " , tvb_get_ntohl ( parameter_tvb , CORR_ID_OFFSET ) ) ;
2002-01-31 00:47:40 +00:00
}
# define REG_STATUS_LENGTH 4
# define REG_STATUS_OFFSET PARAMETER_VALUE_OFFSET
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static const value_string registration_status_values [ ] = {
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{ 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 " } ,
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{ 11 , " Error - Routing Key Change Refused " } ,
{ 12 , " Error - Routing Key Already Registered " } ,
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{ 0 , NULL } } ;
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static void
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dissect_registration_status_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_tree_add_item ( parameter_tree , hf_registration_status , parameter_tvb , REG_STATUS_OFFSET , REG_STATUS_LENGTH , ENC_BIG_ENDIAN ) ;
2012-08-10 22:55:02 +00:00
proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , REG_STATUS_OFFSET ) , registration_status_values , " unknown " ) ) ;
2002-01-31 00:47:40 +00:00
}
# define DEREG_STATUS_LENGTH 4
# define DEREG_STATUS_OFFSET PARAMETER_VALUE_OFFSET
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static const value_string deregistration_status_values [ ] = {
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{ 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 } } ;
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static void
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dissect_deregistration_status_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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proto_tree_add_item ( parameter_tree , hf_deregistration_status , parameter_tvb , DEREG_STATUS_OFFSET , DEREG_STATUS_LENGTH , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( parameter_item , " (%s) " , val_to_str_const ( tvb_get_ntohl ( parameter_tvb , DEREG_STATUS_OFFSET ) , deregistration_status_values , " unknown " ) ) ;
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}
static void
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dissect_registration_results_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * parameter_tree )
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{
tvbuff_t * parameters_tvb ;
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guint16 parameters_length ;
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parameters_length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH ;
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parameters_tvb = tvb_new_subset_length ( parameter_tvb , PARAMETER_VALUE_OFFSET , parameters_length ) ;
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dissect_parameters ( parameters_tvb , pinfo , tree , parameter_tree ) ;
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}
static void
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dissect_deregistration_results_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * parameter_tree )
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{
tvbuff_t * parameters_tvb ;
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guint16 parameters_length ;
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parameters_length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH ;
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parameters_tvb = tvb_new_subset_length ( parameter_tvb , PARAMETER_VALUE_OFFSET , parameters_length ) ;
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dissect_parameters ( parameters_tvb , pinfo , tree , parameter_tree ) ;
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}
static void
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dissect_unknown_parameter ( tvbuff_t * parameter_tvb , proto_tree * parameter_tree , proto_item * parameter_item )
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{
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guint16 tag , parameter_value_length ;
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tag = tvb_get_ntohs ( parameter_tvb , PARAMETER_TAG_OFFSET ) ;
parameter_value_length = tvb_get_ntohs ( parameter_tvb , PARAMETER_LENGTH_OFFSET ) - PARAMETER_HEADER_LENGTH ;
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proto_tree_add_item ( parameter_tree , hf_parameter_value , parameter_tvb , PARAMETER_VALUE_OFFSET , parameter_value_length , ENC_NA ) ;
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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 ;
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/* 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 ) ;
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padding_length = tvb_length ( parameter_tvb ) - length ;
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if ( ! tree & & tag ! = V5_PROTOCOL_DATA_PARAMETER_TAG )
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return ; /* Nothing to do here */
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/* create proto_tree stuff */
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parameter_item = proto_tree_add_text ( m3ua_tree , parameter_tvb , PARAMETER_HEADER_OFFSET , tvb_length ( parameter_tvb ) , " %s " , val_to_str_const ( tag , v5_parameter_tag_values , " Unknown parameter " ) ) ;
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parameter_tree = proto_item_add_subtree ( parameter_item , ett_parameter ) ;
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/* add tag and length to the parameter tree */
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proto_tree_add_item ( parameter_tree , hf_v5_parameter_tag , parameter_tvb , PARAMETER_TAG_OFFSET , PARAMETER_TAG_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_parameter_length , parameter_tvb , PARAMETER_LENGTH_OFFSET , PARAMETER_LENGTH_LENGTH , ENC_BIG_ENDIAN ) ;
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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 :
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dissect_v567_status_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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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 )
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proto_tree_add_item ( parameter_tree , hf_parameter_padding , parameter_tvb , PARAMETER_HEADER_OFFSET + length , padding_length , ENC_NA ) ;
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}
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# 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 } } ;
2008-10-24 19:33:19 +00:00
2002-01-31 00:47:40 +00:00
static void
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dissect_v6_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * m3ua_tree )
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{
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guint16 tag , length , padding_length ;
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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 ) ;
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padding_length = tvb_length ( parameter_tvb ) - length ;
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if ( ! tree & & tag ! = V6_PROTOCOL_DATA_1_PARAMETER_TAG & & tag ! = V6_PROTOCOL_DATA_2_PARAMETER_TAG )
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return ; /* Nothing to do here */
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2001-01-10 09:25:13 +00:00
/* create proto_tree stuff */
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parameter_item = proto_tree_add_text ( m3ua_tree , parameter_tvb , PARAMETER_HEADER_OFFSET , tvb_length ( parameter_tvb ) , " %s " , val_to_str_const ( tag , v6_parameter_tag_values , " Unknown parameter " ) ) ;
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parameter_tree = proto_item_add_subtree ( parameter_item , ett_parameter ) ;
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/* add tag and length to the parameter tree */
2010-05-24 06:06:17 +00:00
proto_tree_add_item ( parameter_tree , hf_v6_parameter_tag , parameter_tvb , PARAMETER_TAG_OFFSET , PARAMETER_TAG_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_parameter_length , parameter_tvb , PARAMETER_LENGTH_OFFSET , PARAMETER_LENGTH_LENGTH , ENC_BIG_ENDIAN ) ;
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switch ( tag ) {
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case V6_NETWORK_APPEARANCE_PARAMETER_TAG :
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dissect_network_appearance_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_PROTOCOL_DATA_1_PARAMETER_TAG :
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dissect_protocol_data_1_parameter ( parameter_tvb , pinfo , tree , parameter_item ) ;
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break ;
case V6_PROTOCOL_DATA_2_PARAMETER_TAG :
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dissect_protocol_data_2_parameter ( parameter_tvb , pinfo , tree , parameter_tree , parameter_item ) ;
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break ;
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case V6_INFO_PARAMETER_TAG :
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dissect_info_string_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_AFFECTED_DESTINATIONS_PARAMETER_TAG :
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dissect_affected_destinations_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_ROUTING_CONTEXT_PARAMETER_TAG :
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dissect_routing_context_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_DIAGNOSTIC_INFORMATION_PARAMETER_TAG :
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dissect_diagnostic_information_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_HEARTBEAT_DATA_PARAMETER_TAG :
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dissect_heartbeat_data_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_USER_CAUSE_PARAMETER_TAG :
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dissect_user_cause_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_REASON_PARAMETER_TAG :
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dissect_reason_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_TRAFFIC_MODE_TYPE_PARAMETER_TAG :
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dissect_v6_traffic_mode_type_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_ERROR_CODE_PARAMETER_TAG :
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dissect_v6_error_code_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_STATUS_PARAMETER_TAG :
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dissect_v567_status_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_CONGESTION_INDICATION_PARAMETER_TAG :
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dissect_congestion_indication_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case V6_CONCERNED_DESTINATION_PARAMETER_TAG :
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dissect_concerned_destination_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
case V6_ROUTING_KEY_PARAMETER_TAG :
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dissect_routing_key_parameter ( parameter_tvb , pinfo , tree , parameter_tree ) ;
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break ;
case V6_REGISTRATION_RESULT_PARAMETER_TAG :
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dissect_v67_registration_result_parameter ( parameter_tvb , parameter_tree ) ;
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break ;
case V6_DEREGISTRATION_RESULT_PARAMETER_TAG :
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dissect_v67_deregistration_result_parameter ( parameter_tvb , parameter_tree ) ;
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break ;
case V6_LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG :
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dissect_local_routing_key_identifier_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
case V6_DESTINATION_POINT_CODE_PARAMETER_TAG :
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dissect_destination_point_code_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
case V6_SERVICE_INDICATORS_PARAMETER_TAG :
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dissect_service_indicators_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
case V6_SUBSYSTEM_NUMBERS_PARAMETER_TAG :
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dissect_subsystem_numbers_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
case V6_ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG :
2003-01-22 09:07:26 +00:00
dissect_originating_point_code_list_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
case V6_CIRCUIT_RANGE_PARAMETER_TAG :
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dissect_circuit_range_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
case V6_REGISTRATION_RESULTS_PARAMETER_TAG :
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dissect_registration_results_parameter ( parameter_tvb , pinfo , tree , parameter_tree ) ;
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break ;
case V6_DEREGISTRATION_RESULTS_PARAMETER_TAG :
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dissect_deregistration_results_parameter ( parameter_tvb , pinfo , tree , parameter_tree ) ;
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break ;
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default :
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dissect_unknown_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
} ;
if ( padding_length > 0 )
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proto_tree_add_item ( parameter_tree , hf_parameter_padding , parameter_tvb , PARAMETER_HEADER_OFFSET + length , padding_length , ENC_NA ) ;
2001-01-10 09:25:13 +00:00
}
2004-03-25 23:25:20 +00:00
# define V7_NETWORK_APPEARANCE_PARAMETER_TAG 0x80
# define V7_PROTOCOL_DATA_1_PARAMETER_TAG 0x81
# define V7_PROTOCOL_DATA_2_PARAMETER_TAG 0x82
2004-03-23 15:39:17 +00:00
# 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 } } ;
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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 ) ;
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padding_length = tvb_length ( parameter_tvb ) - length ;
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if ( ! tree & & tag ! = V7_PROTOCOL_DATA_1_PARAMETER_TAG & & tag ! = V7_PROTOCOL_DATA_2_PARAMETER_TAG )
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return ; /* Nothing to do here */
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/* create proto_tree stuff */
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parameter_item = proto_tree_add_text ( m3ua_tree , parameter_tvb , PARAMETER_HEADER_OFFSET , tvb_length ( parameter_tvb ) , " %s " , val_to_str_const ( tag , v7_parameter_tag_values , " Unknown parameter " ) ) ;
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parameter_tree = proto_item_add_subtree ( parameter_item , ett_parameter ) ;
/* add tag and length to the parameter tree */
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proto_tree_add_item ( parameter_tree , hf_v7_parameter_tag , parameter_tvb , PARAMETER_TAG_OFFSET , PARAMETER_TAG_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_parameter_length , parameter_tvb , PARAMETER_LENGTH_OFFSET , PARAMETER_LENGTH_LENGTH , ENC_BIG_ENDIAN ) ;
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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 )
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proto_tree_add_item ( parameter_tree , hf_parameter_padding , parameter_tvb , PARAMETER_HEADER_OFFSET + length , padding_length , ENC_NA ) ;
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}
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# 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 } } ;
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static void
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dissect_parameter ( tvbuff_t * parameter_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * m3ua_tree )
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{
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guint16 tag , length , padding_length ;
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proto_item * parameter_item ;
proto_tree * parameter_tree ;
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/* 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 ) ;
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padding_length = tvb_length ( parameter_tvb ) - length ;
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if ( ! tree & & tag ! = PROTOCOL_DATA_PARAMETER_TAG )
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return ; /* Nothing to do here */
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/* create proto_tree stuff */
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parameter_item = proto_tree_add_text ( m3ua_tree , parameter_tvb , PARAMETER_HEADER_OFFSET , tvb_length ( parameter_tvb ) , " %s " , val_to_str_const ( tag , parameter_tag_values , " Unknown parameter " ) ) ;
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parameter_tree = proto_item_add_subtree ( parameter_item , ett_parameter ) ;
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/* add tag and length to the parameter tree */
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proto_tree_add_item ( parameter_tree , hf_parameter_tag , parameter_tvb , PARAMETER_TAG_OFFSET , PARAMETER_TAG_LENGTH , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( parameter_tree , hf_parameter_length , parameter_tvb , PARAMETER_LENGTH_OFFSET , PARAMETER_LENGTH_LENGTH , ENC_BIG_ENDIAN ) ;
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switch ( tag ) {
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case INFO_STRING_PARAMETER_TAG :
dissect_info_string_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case ROUTING_CONTEXT_PARAMETER_TAG :
dissect_routing_context_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case DIAGNOSTIC_INFORMATION_PARAMETER_TAG :
dissect_diagnostic_information_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case HEARTBEAT_DATA_PARAMETER_TAG :
dissect_heartbeat_data_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case TRAFFIC_MODE_TYPE_PARAMETER_TAG :
dissect_traffic_mode_type_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case ERROR_CODE_PARAMETER_TAG :
dissect_error_code_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case STATUS_PARAMETER_TAG :
dissect_status_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case ASP_IDENTIFIER_PARAMETER_TAG :
dissect_asp_identifier_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case AFFECTED_POINT_CODE_PARAMETER_TAG :
dissect_affected_destinations_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case NETWORK_APPEARANCE_PARAMETER_TAG :
dissect_network_appearance_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case USER_CAUSE_PARAMETER_TAG :
dissect_user_cause_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case CONGESTION_INDICATIONS_PARAMETER_TAG :
dissect_congestion_indication_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case CONCERNED_DESTINATION_PARAMETER_TAG :
dissect_concerned_destination_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case ROUTING_KEY_PARAMETER_TAG :
dissect_routing_key_parameter ( parameter_tvb , pinfo , tree , parameter_tree ) ;
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break ;
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case REGISTRATION_RESULT_PARAMETER_TAG :
dissect_registration_result_parameter ( parameter_tvb , pinfo , tree , parameter_tree ) ;
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break ;
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case DEREGISTRATION_RESULT_PARAMETER_TAG :
dissect_deregistration_result_parameter ( parameter_tvb , pinfo , tree , parameter_tree ) ;
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break ;
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case LOCAL_ROUTING_KEY_IDENTIFIER_PARAMETER_TAG :
dissect_local_routing_key_identifier_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case DESTINATION_POINT_CODE_PARAMETER_TAG :
dissect_destination_point_code_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case SERVICE_INDICATORS_PARAMETER_TAG :
dissect_service_indicators_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case ORIGINATING_POINT_CODE_LIST_PARAMETER_TAG :
dissect_originating_point_code_list_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case CIRCUIT_RANGE_PARAMETER_TAG :
dissect_circuit_range_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case PROTOCOL_DATA_PARAMETER_TAG :
dissect_protocol_data_parameter ( parameter_tvb , pinfo , tree , parameter_tree , parameter_item ) ;
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break ;
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case CORRELATION_IDENTIFIER_PARAMETER_TAG :
dissect_correlation_identifier_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case REGISTRATION_STATUS_PARAMETER_TAG :
dissect_registration_status_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
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case DEREGISTRATION_STATUS_PARAMETER_TAG :
dissect_deregistration_status_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
default :
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dissect_unknown_parameter ( parameter_tvb , parameter_tree , parameter_item ) ;
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break ;
} ;
if ( padding_length > 0 )
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proto_tree_add_item ( parameter_tree , hf_parameter_padding , parameter_tvb , PARAMETER_HEADER_OFFSET + length , padding_length , ENC_NA ) ;
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}
static void
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dissect_parameters ( tvbuff_t * parameters_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * m3ua_tree )
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{
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gint offset , length , total_length , remaining_length ;
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tvbuff_t * parameter_tvb ;
offset = 0 ;
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while ( ( remaining_length = tvb_length_remaining ( parameters_tvb , offset ) ) ) {
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length = tvb_get_ntohs ( parameters_tvb , offset + PARAMETER_LENGTH_OFFSET ) ;
total_length = ADD_PADDING ( length ) ;
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if ( remaining_length > = length )
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total_length = MIN ( total_length , remaining_length ) ;
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/* create a tvb for the parameter including the padding bytes */
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parameter_tvb = tvb_new_subset_length ( parameters_tvb , offset , total_length ) ;
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switch ( version ) {
case M3UA_V5 :
dissect_v5_parameter ( parameter_tvb , pinfo , tree , m3ua_tree ) ;
break ;
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case M3UA_V6 :
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dissect_v6_parameter ( parameter_tvb , pinfo , tree , m3ua_tree ) ;
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break ;
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case M3UA_V7 :
dissect_v7_parameter ( parameter_tvb , pinfo , tree , m3ua_tree ) ;
break ;
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case M3UA_RFC :
dissect_parameter ( parameter_tvb , pinfo , tree , m3ua_tree ) ;
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break ;
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}
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/* get rid of the handled parameter */
offset + = total_length ;
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}
}
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static void
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dissect_message ( tvbuff_t * message_tvb , packet_info * pinfo , proto_tree * tree , proto_tree * m3ua_tree )
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{
tvbuff_t * common_header_tvb , * parameters_tvb ;
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common_header_tvb = tvb_new_subset_length ( message_tvb , 0 , COMMON_HEADER_LENGTH ) ;
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parameters_tvb = tvb_new_subset_remaining ( message_tvb , COMMON_HEADER_LENGTH ) ;
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if ( version = = M3UA_V5 )
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dissect_v5_common_header ( common_header_tvb , pinfo , m3ua_tree ) ;
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else
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dissect_common_header ( common_header_tvb , pinfo , m3ua_tree ) ;
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/* Need to dissect (certain) parameters even when !tree, so subdissectors
* ( e . g . , MTP3 ) are always called .
*/
dissect_parameters ( parameters_tvb , pinfo , tree , m3ua_tree ) ;
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}
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static void
dissect_m3ua ( tvbuff_t * message_tvb , packet_info * pinfo , proto_tree * tree )
{
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proto_item * m3ua_item ;
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proto_tree * m3ua_tree ;
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/* make entry in the Protocol column on summary display */
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switch ( version ) {
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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 ;
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case M3UA_V7 :
col_set_str ( pinfo - > cinfo , COL_PROTOCOL , " M3UA (ID 07) " ) ;
break ;
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case M3UA_RFC :
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col_set_str ( pinfo - > cinfo , COL_PROTOCOL , " M3UA (RFC 4666) " ) ;
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break ;
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} ;
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/* create the m3ua protocol tree */
m3ua_item = proto_tree_add_item ( tree , proto_m3ua , message_tvb , 0 , - 1 , ENC_NA ) ;
m3ua_tree = proto_item_add_subtree ( m3ua_item , ett_m3ua ) ;
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/* dissect the message */
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dissect_message ( message_tvb , pinfo , tree , m3ua_tree ) ;
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}
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/* Register the protocol with Wireshark */
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void
proto_register_m3ua ( void )
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{
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/* Setup list of header fields */
static hf_register_info hf [ ] = {
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{ & hf_version , { " Version " , " m3ua.version " , FT_UINT8 , BASE_DEC , VALS ( protocol_version_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_reserved , { " Reserved " , " m3ua.reserved " , FT_UINT8 , BASE_HEX , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_v5_message_class , { " Message class " , " m3ua.message_class " , FT_UINT8 , BASE_DEC , VALS ( v5_message_class_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_message_class , { " Message class " , " m3ua.message_class " , FT_UINT8 , BASE_DEC , VALS ( message_class_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_message_type , { " Message Type " , " m3ua.message_type " , FT_UINT8 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_message_length , { " Message length " , " m3ua.message_length " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_v5_parameter_tag , { " Parameter Tag " , " m3ua.parameter_tag " , FT_UINT16 , BASE_DEC , VALS ( v5_parameter_tag_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_v6_parameter_tag , { " Parameter Tag " , " m3ua.parameter_tag " , FT_UINT16 , BASE_DEC , VALS ( v6_parameter_tag_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_v7_parameter_tag , { " Parameter Tag " , " m3ua.parameter_tag " , FT_UINT16 , BASE_DEC , VALS ( v7_parameter_tag_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_parameter_tag , { " Parameter Tag " , " m3ua.parameter_tag " , FT_UINT16 , BASE_DEC , VALS ( parameter_tag_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_parameter_length , { " Parameter length " , " m3ua.parameter_length " , FT_UINT16 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_parameter_value , { " Parameter value " , " m3ua.parameter_value " , FT_BYTES , BASE_NONE , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_parameter_padding , { " Padding " , " m3ua.parameter_padding " , FT_BYTES , BASE_NONE , NULL , 0x0 , NULL , HFILL } } ,
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#if 0
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{ & hf_parameter_trailer , { " Trailer " , " m3ua.paramter_trailer " , FT_BYTES , BASE_NONE , NULL , 0x0 , NULL , HFILL } } ,
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# endif
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{ & hf_network_appearance , { " Network appearance " , " m3ua.network_appearance " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_info_string , { " Info string " , " m3ua.info_string " , FT_STRING , BASE_NONE , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_routing_context , { " Routing context " , " m3ua.routing_context " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_diagnostic_information , { " Diagnostic information " , " m3ua.diagnostic_information " , FT_BYTES , BASE_NONE , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_heartbeat_data , { " Heartbeat data " , " m3ua.heartbeat_data " , FT_BYTES , BASE_NONE , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_v5_error_code , { " Error code " , " m3ua.error_code " , FT_UINT32 , BASE_DEC , VALS ( v5_error_code_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_v6_error_code , { " Error code " , " m3ua.error_code " , FT_UINT32 , BASE_DEC , VALS ( v6_error_code_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_v7_error_code , { " Error code " , " m3ua.error_code " , FT_UINT32 , BASE_DEC , VALS ( v7_error_code_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_error_code , { " Error code " , " m3ua.error_code " , FT_UINT32 , BASE_DEC , VALS ( error_code_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_status_type , { " Status type " , " m3ua.status_type " , FT_UINT16 , BASE_DEC , VALS ( status_type_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_status_info , { " Status info " , " m3ua.status_info " , FT_UINT16 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_asp_identifier , { " ASP identifier " , " m3ua.asp_identifier " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_affected_point_code_mask , { " Mask " , " m3ua.affected_point_code_mask " , FT_UINT8 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_affected_point_code_pc , { " Affected point code " , " m3ua.affected_point_code_pc " , FT_UINT24 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_cause , { " Unavailability cause " , " m3ua.unavailability_cause " , FT_UINT16 , BASE_DEC , VALS ( unavailability_cause_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_user , { " User Identity " , " m3ua.user_identity " , FT_UINT16 , BASE_DEC , VALS ( user_identity_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_reason , { " Reason " , " m3ua.reason " , FT_UINT32 , BASE_DEC , VALS ( reason_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_v5_traffic_mode_type , { " Traffic mode Type " , " m3ua.traffic_mode_type " , FT_UINT32 , BASE_DEC , VALS ( v5_traffic_mode_type_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_v6_traffic_mode_type , { " Traffic mode Type " , " m3ua.traffic_mode_type " , FT_UINT32 , BASE_DEC , VALS ( v6_traffic_mode_type_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_v7_traffic_mode_type , { " Traffic mode Type " , " m3ua.traffic_mode_type " , FT_UINT32 , BASE_DEC , VALS ( v7_traffic_mode_type_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_traffic_mode_type , { " Traffic mode Type " , " m3ua.traffic_mode_type " , FT_UINT32 , BASE_DEC , VALS ( traffic_mode_type_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_congestion_reserved , { " Reserved " , " m3ua.congestion_reserved " , FT_BYTES , BASE_NONE , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_congestion_level , { " Congestion level " , " m3ua.congestion_level " , FT_UINT8 , BASE_DEC , VALS ( congestion_level_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_concerned_dest_reserved , { " Reserved " , " m3ua.concerned_reserved " , FT_BYTES , BASE_NONE , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_concerned_dest_pc , { " Concerned DPC " , " m3ua.concerned_dpc " , FT_UINT24 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_local_rk_identifier , { " Local routing key identifier " , " m3ua.local_rk_identifier " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_dpc_mask , { " Mask " , " m3ua.dpc_mask " , FT_UINT8 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_dpc_pc , { " Destination point code " , " m3ua.dpc_pc " , FT_UINT24 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_si , { " Service indicator " , " m3ua.si " , FT_UINT8 , BASE_DEC , VALS ( user_identity_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_ssn , { " Subsystem number " , " m3ua.ssn " , FT_UINT8 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_opc_list_mask , { " Mask " , " m3ua.opc_list_mask " , FT_UINT8 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_opc_list_pc , { " Originating point code " , " m3ua.opc_list_pc " , FT_UINT24 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_cic_range_mask , { " Mask " , " m3ua.cic_range_mask " , FT_UINT8 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_cic_range_pc , { " Originating point code " , " m3ua.cic_range_pc " , FT_UINT24 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_cic_range_lower , { " Lower CIC value " , " m3ua.cic_range_lower " , FT_UINT16 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_cic_range_upper , { " Upper CIC value " , " m3ua.cic_range_upper " , FT_UINT16 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_li , { " Length indicator " , " m3ua.protocol_data_2_li " , FT_UINT8 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_protocol_data_opc , { " OPC " , " m3ua.protocol_data_opc " , FT_UINT32 , BASE_DEC , NULL , 0x0 , " Originating Point Code " , HFILL } } ,
{ & hf_protocol_data_dpc , { " DPC " , " m3ua.protocol_data_dpc " , FT_UINT32 , BASE_DEC , NULL , 0x0 , " Destination Point Code " , HFILL } } ,
{ & hf_protocol_data_mtp3_opc , { " OPC " , " mtp3.opc " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_protocol_data_mtp3_dpc , { " DPC " , " mtp3.dpc " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_protocol_data_mtp3_pc , { " PC " , " mtp3.pc " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
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{ & hf_protocol_data_si , { " SI " , " m3ua.protocol_data_si " , FT_UINT8 , BASE_DEC , VALS ( mtp3_service_indicator_code_short_vals ) , 0x0 , " Service Indicator " , HFILL } } ,
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{ & hf_protocol_data_ni , { " NI " , " m3ua.protocol_data_ni " , FT_UINT8 , BASE_DEC , VALS ( mtp3_network_indicator_vals ) , 0x0 , " Network Indicator " , HFILL } } ,
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{ & hf_protocol_data_mtp3_ni , { " NI " , " mtp3.ni " , FT_UINT8 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_protocol_data_mp , { " MP " , " m3ua.protocol_data_mp " , FT_UINT8 , BASE_DEC , NULL , 0x0 , " Message Priority " , HFILL } } ,
{ & hf_protocol_data_sls , { " SLS " , " m3ua.protocol_data_sls " , FT_UINT8 , BASE_DEC , NULL , 0x0 , " Signalling Link Selection " , HFILL } } ,
{ & hf_protocol_data_mtp3_sls , { " SLS " , " mtp3.sls " , FT_UINT8 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_correlation_identifier , { " Correlation Identifier " , " m3ua.correlation_identifier " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_registration_status , { " Registration status " , " m3ua.registration_status " , FT_UINT32 , BASE_DEC , VALS ( registration_status_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_deregistration_status , { " Deregistration status " , " m3ua.deregistration_status " , FT_UINT32 , BASE_DEC , VALS ( deregistration_status_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_registration_result_identifier , { " Local RK-identifier value " , " m3ua.registration_result_identifier " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_registration_result_status , { " Registration status " , " m3ua.registration_results_status " , FT_UINT32 , BASE_DEC , VALS ( registration_result_status_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_registration_result_context , { " Routing context " , " m3ua.registration_result_routing_context " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
{ & hf_v6_deregistration_result_status , { " De-Registration status " , " m3ua.deregistration_results_status " , FT_UINT32 , BASE_DEC , VALS ( v6_deregistration_result_status_values ) , 0x0 , NULL , HFILL } } ,
{ & hf_v6_deregistration_result_context , { " Routing context " , " m3ua.deregistration_result_routing_context " , FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL } } ,
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} ;
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/* Setup protocol subtree array */
static gint * ett [ ] = {
& ett_m3ua ,
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& ett_parameter ,
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& ett_mtp3_equiv ,
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& ett_q708_opc ,
& ett_q708_dpc ,
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} ;
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static const enum_val_t options [ ] = {
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{ " draft-5 " , " Internet Draft version 5 " , M3UA_V5 } ,
{ " draft-6 " , " Internet Draft version 6 " , M3UA_V6 } ,
{ " draft-7 " , " Internet Draft version 7 " , M3UA_V7 } ,
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{ " rfc4666 " , " RFC 4666 " , M3UA_RFC } ,
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{ NULL , NULL , 0 }
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} ;
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/* Register the protocol name and description */
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proto_m3ua = proto_register_protocol ( " MTP 3 User Adaptation Layer " , " M3UA " , " m3ua " ) ;
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register_dissector ( " m3ua " , dissect_m3ua , proto_m3ua ) ;
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m3ua_module = prefs_register_protocol ( proto_m3ua , NULL ) ;
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prefs_register_enum_preference ( m3ua_module , " version " , " M3UA Version " , " Version used by Wireshark " , & version , options , FALSE ) ;
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/* 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 ) ) ;
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m3ua_tap = register_tap ( " m3ua " ) ;
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}
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void
proto_reg_handoff_m3ua ( void )
{
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dissector_handle_t m3ua_handle ;
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/*
* Get a handle for the MTP3 dissector .
*/
mtp3_handle = find_dissector ( " mtp3 " ) ;
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data_handle = find_dissector ( " data " ) ;
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m3ua_handle = find_dissector ( " m3ua " ) ;
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dissector_add_uint ( " sctp.ppi " , M3UA_PAYLOAD_PROTOCOL_ID , m3ua_handle ) ;
dissector_add_uint ( " sctp.port " , SCTP_PORT_M3UA , m3ua_handle ) ;
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si_dissector_table = find_dissector_table ( " mtp3.service_indicator " ) ;
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}