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/* packet-simulcrypt.c
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* Simulcrypt protocol interface as defined in ETSI TS 103.197 v 1.5 .1
*
* ECMG < - > SCS support
* David Castleford , Orange Labs / France Telecom R & D
* Oct 2008
*
* EMMG < - > MUX support and generic interface support
* Copyright 2009 , Stig Bjorlykke < stig @ bjorlykke . org >
*
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* EIS < - > SCS support , ( P ) SIG < - > MUX support , MUX < - > CiM support and ( P ) < - > CiP support
* Copyright 2010 , Giuliano Fabris < giuliano . fabris @ appeartv . com > / AppearTV
*
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* $ Id $
*
* Wireshark - Network traffic analyzer
* By Gerald Combs < gerald @ wireshark . org >
* Copyright 1998 Gerald Combs
*
* This program is free software ; you can redistribute it and / or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation ; either version 2
* of the License , or ( at your option ) any later version .
*
* This program is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
* GNU General Public License for more details .
*
* You should have received a copy of the GNU General Public License
* along with this program ; if not , write to the Free Software
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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"
# include <glib.h>
# include <epan/packet.h>
# include <epan/dissectors/packet-tcp.h>
# include <epan/prefs.h>
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# define PROTO_TAG_SIMULCRYPT "SIMULCRYPT"
# define CA_SYSTEM_ID_MIKEY 0x9999 /* CA_system_ID corresponding to MIKEY ECM */
# define CA_SYSTEM_ID_MIKEY_PROTO "mikey" /* Protocol name to be used to "decode as" ECMs with CA_SYSTEM_ID_MIKEY */
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/* Tecm_interpretation links ca_system_id to ecmg port and protocol name for dissection of
* ecm_datagram in ECM_Response message .
* Currently size is 1 as only have MIKEY protocol but could add extra protocols
* could add option in preferences for new ca_system_id for new protocol for example
*/
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typedef struct Tecm_interpretation
{
int ca_system_id ;
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const char * protocol_name ;
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dissector_handle_t protocol_handle ;
guint ecmg_port ;
} ecm_interpretation ;
# define ECM_MIKEY_INDEX 0 /* must agree with tab_ecm_inter initialization */
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static ecm_interpretation tab_ecm_inter [ ] = {
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{ CA_SYSTEM_ID_MIKEY , CA_SYSTEM_ID_MIKEY_PROTO , NULL , - 1 }
} ;
# define ECM_INTERPRETATION_SIZE (sizeof(tab_ecm_inter) / sizeof(ecm_interpretation))
static void dissect_simulcrypt_message ( tvbuff_t * tvb , packet_info * pinfo , proto_tree * tree ) ;
static guint get_simulcrypt_message_len ( packet_info * pinfo , tvbuff_t * tvb , int offset ) ;
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static void dissect_simulcrypt_data ( proto_tree * simulcrypt_tree , proto_item * simulcrypt_item , packet_info * pinfo _U_ ,
tvbuff_t * tvb , proto_tree * tree , int offset ,
int container_data_length , guint16 iftype , gboolean is_subtree ) ;
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/* Wireshark ID of the SIMULCRYPT protocol */
static guint proto_simulcrypt = - 1 ;
/* Preferences (with default values) */
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static guint global_simulcrypt_tcp_port = 0 ; /* Simulcrypt registered only if pref set to non-zero value */
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static guint global_simulcrypt_udp_port = 0 ; /* Simulcrypt registered only if pref set to non-zero value */
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static int ca_system_id_mikey = CA_SYSTEM_ID_MIKEY ; /* MIKEY ECM CA_system_ID */
/* MIKEY payload start bytes */
/*unsigned char mikey_start[3]={0x01,0x00,0x15};
* mikey_start [ 0 ] = 0x01 ; first byte mikey payload ( version )
* mikey_start [ 1 ] = 0x00 ; second byte mikey payload ( data type )
* mikey_start [ 2 ] = 0x15 ; third byte ( next payload )
*/
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/* Dissector-internal values to determine interface, can be re-organized */
# define SIMULCRYPT_RESERVED 0
# define SIMULCRYPT_ECMG_SCS 1
# define SIMULCRYPT_EMMG_MUX 2
# define SIMULCRYPT_CPSIG_PSIG 3
# define SIMULCRYPT_EIS_SCS 4
# define SIMULCRYPT_PSIG_MUX 5
# define SIMULCRYPT_MUX_CIM 6
# define SIMULCRYPT_PSIG_CIP 7
# define SIMULCRYPT_USER_DEFINED 8
static const value_string interfacenames [ ] = {
{ SIMULCRYPT_RESERVED , " DVB reserved " } ,
{ SIMULCRYPT_ECMG_SCS , " ECMG <-> SCS " } ,
{ SIMULCRYPT_EMMG_MUX , " EMMG <-> MUX " } ,
{ SIMULCRYPT_CPSIG_PSIG , " C(P)SIG <-> (P)SIG " } ,
{ SIMULCRYPT_EIS_SCS , " EIS <-> SCS " } ,
{ SIMULCRYPT_PSIG_MUX , " (P)SIG <-> MUX " } ,
{ SIMULCRYPT_MUX_CIM , " Carousel in the MUX - CiM " } ,
{ SIMULCRYPT_PSIG_CIP , " Carousel in the (P) - CiP " } ,
{ SIMULCRYPT_USER_DEFINED , " User defined " } ,
{ 0 , NULL }
} ;
/* Reserved 0x0000 */
# define SIMULCRYPT_ECMG_CHANNEL_SETUP 0x0001
# define SIMULCRYPT_ECMG_CHANNEL_TEST 0x0002
# define SIMULCRYPT_ECMG_CHANNEL_STATUS 0x0003
# define SIMULCRYPT_ECMG_CHANNEL_CLOSE 0x0004
# define SIMULCRYPT_ECMG_CHANNEL_ERROR 0x0005
/* Reserved 0x0006 - 0x0010 */
# define SIMULCRYPT_EMMG_CHANNEL_SETUP 0x0011
# define SIMULCRYPT_EMMG_CHANNEL_TEST 0x0012
# define SIMULCRYPT_EMMG_CHANNEL_STATUS 0x0013
# define SIMULCRYPT_EMMG_CHANNEL_CLOSE 0x0014
# define SIMULCRYPT_EMMG_CHANNEL_ERROR 0x0015
/* Reserved 0x0016 - 0x0100 */
# define SIMULCRYPT_ECMG_STREAM_SETUP 0x0101
# define SIMULCRYPT_ECMG_STREAM_TEST 0x0102
# define SIMULCRYPT_ECMG_STREAM_STATUS 0x0103
# define SIMULCRYPT_ECMG_STREAM_CLOSE_REQUEST 0x0104
# define SIMULCRYPT_ECMG_STREAM_CLOSE_RESPONSE 0x0105
# define SIMULCRYPT_ECMG_STREAM_ERROR 0x0106
/* Reserved 0x0107 - 0x0110 */
# define SIMULCRYPT_EMMG_STREAM_SETUP 0x0111
# define SIMULCRYPT_EMMG_STREAM_TEST 0x0112
# define SIMULCRYPT_EMMG_STREAM_STATUS 0x0113
# define SIMULCRYPT_EMMG_STREAM_CLOSE_REQUEST 0x0114
# define SIMULCRYPT_EMMG_STREAM_CLOSE_RESPONSE 0x0115
# define SIMULCRYPT_EMMG_STREAM_ERROR 0x0116
# define SIMULCRYPT_EMMG_STREAM_BW_REQUEST 0x0117
# define SIMULCRYPT_EMMG_STREAM_BW_ALLOCATION 0x0118
/* Reserved 0x0119 - 0x0200 */
# define SIMULCRYPT_ECMG_CW_PROVISION 0x0201
# define SIMULCRYPT_ECMG_ECM_RESPONSE 0x0202
/* Reserved 0x0203 - 0x0210 */
# define SIMULCRYPT_EMMG_DATA_PROVISION 0x0211
/* Reserved 0x0212 - 0x0300 */
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/* Reserved 0x0322 - 0x0400 */
# define SIMULCRYPT_EIS_CHANNEL_SET_UP 0x0401
# define SIMULCRYPT_EIS_CHANNEL_TEST 0x0402
# define SIMULCRYPT_EIS_CHANNEL_STATUS 0x0403
# define SIMULCRYPT_EIS_CHANNEL_CLOSE 0x0404
# define SIMULCRYPT_EIS_CHANNEL_ERROR 0x0405
# define SIMULCRYPT_EIS_CHANNEL_RESET 0x0406
# define SIMULCRYPT_EIS_SCG_PROVISION 0x0408
# define SIMULCRYPT_EIS_SCG_TEST 0x0409
# define SIMULCRYPT_EIS_SCG_STATUS 0x040A
# define SIMULCRYPT_EIS_SCG_ERROR 0x040B
# define SIMULCRYPT_EIS_SCG_LIST_REQUEST 0x040C
# define SIMULCRYPT_EIS_SCG_LIST_RESPONSE 0x040D
# define SIMULCRYPT_PSIG_CHANNEL_SETUP 0x0411
# define SIMULCRYPT_PSIG_CHANNEL_TEST 0x0412
# define SIMULCRYPT_PSIG_CHANNEL_STATUS 0x0413
# define SIMULCRYPT_PSIG_CHANNEL_CLOSE 0x0414
# define SIMULCRYPT_PSIG_CHANNEL_ERROR 0x0415
# define SIMULCRYPT_PSIG_STREAM_SETUP 0x0421
# define SIMULCRYPT_PSIG_STREAM_TEST 0x0422
# define SIMULCRYPT_PSIG_STREAM_STATUS 0x0423
# define SIMULCRYPT_PSIG_STREAM_CLOSE_REQUEST 0x0424
# define SIMULCRYPT_PSIG_STREAM_CLOSE_RESPONSE 0x0425
# define SIMULCRYPT_PSIG_STREAM_ERROR 0x0426
# define SIMULCRYPT_PSIG_CIM_STREAM_SECTION_PROVISION 0x0431
# define SIMULCRYPT_PSIG_CIM_CHANNEL_RESET 0x0432
# define SIMULCRYPT_PSIG_CIM_STREAM_BW_REQUEST 0x0441
# define SIMULCRYPT_PSIG_CIM_STREAM_BW_ALLOCATION 0x0442
# define SIMULCRYPT_PSIG_CIM_STREAM_DATA_PROVISION 0x0443
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/* User defined 0x8000 - 0xFFFF */
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static const value_string messagetypenames [ ] = {
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{ SIMULCRYPT_ECMG_CHANNEL_SETUP , " CHANNEL_SETUP " } ,
{ SIMULCRYPT_ECMG_CHANNEL_TEST , " CHANNEL_TEST " } ,
{ SIMULCRYPT_ECMG_CHANNEL_STATUS , " CHANNEL_STATUS " } ,
{ SIMULCRYPT_ECMG_CHANNEL_CLOSE , " CHANNEL_CLOSE " } ,
{ SIMULCRYPT_ECMG_CHANNEL_ERROR , " CHANNEL_ERROR " } ,
{ SIMULCRYPT_EMMG_CHANNEL_SETUP , " CHANNEL_SETUP " } ,
{ SIMULCRYPT_EMMG_CHANNEL_TEST , " CHANNEL_TEST " } ,
{ SIMULCRYPT_EMMG_CHANNEL_STATUS , " CHANNEL_STATUS " } ,
{ SIMULCRYPT_EMMG_CHANNEL_CLOSE , " CHANNEL_CLOSE " } ,
{ SIMULCRYPT_EMMG_CHANNEL_ERROR , " CHANNEL_ERROR " } ,
{ SIMULCRYPT_ECMG_STREAM_SETUP , " STREAM_SETUP " } ,
{ SIMULCRYPT_ECMG_STREAM_TEST , " STREAM_TEST " } ,
{ SIMULCRYPT_ECMG_STREAM_STATUS , " STREAM_STATUS " } ,
{ SIMULCRYPT_ECMG_STREAM_CLOSE_REQUEST , " STREAM_CLOSE_REQUEST " } ,
{ SIMULCRYPT_ECMG_STREAM_CLOSE_RESPONSE , " STREAM_CLOSE_RESPONSE " } ,
{ SIMULCRYPT_ECMG_STREAM_ERROR , " STREAM_ERROR " } ,
{ SIMULCRYPT_EMMG_STREAM_SETUP , " STREAM_SETUP " } ,
{ SIMULCRYPT_EMMG_STREAM_TEST , " STREAM_TEST " } ,
{ SIMULCRYPT_EMMG_STREAM_STATUS , " STREAM_STATUS " } ,
{ SIMULCRYPT_EMMG_STREAM_CLOSE_REQUEST , " STREAM_CLOSE_REQUEST " } ,
{ SIMULCRYPT_EMMG_STREAM_CLOSE_RESPONSE , " STREAM_CLOSE_RESPONSE " } ,
{ SIMULCRYPT_EMMG_STREAM_ERROR , " STREAM_ERROR " } ,
{ SIMULCRYPT_EMMG_STREAM_BW_REQUEST , " STREAM_BW_REQUEST " } ,
{ SIMULCRYPT_EMMG_STREAM_BW_ALLOCATION , " STREAM_BW_ALLOCATION " } ,
{ SIMULCRYPT_ECMG_CW_PROVISION , " CW_PROVISION " } ,
{ SIMULCRYPT_ECMG_ECM_RESPONSE , " ECM_RESPONSE " } ,
{ SIMULCRYPT_EMMG_DATA_PROVISION , " DATA_PROVISION " } ,
{ SIMULCRYPT_EIS_CHANNEL_SET_UP , " CHANNEL_SET_UP " } ,
{ SIMULCRYPT_EIS_CHANNEL_TEST , " CHANNEL_TEST " } ,
{ SIMULCRYPT_EIS_CHANNEL_STATUS , " CHANNEL_STATUS " } ,
{ SIMULCRYPT_EIS_CHANNEL_CLOSE , " CHANNEL_CLOSE " } ,
{ SIMULCRYPT_EIS_CHANNEL_ERROR , " CHANNEL_ERROR " } ,
{ SIMULCRYPT_EIS_CHANNEL_RESET , " CHANNEL_RESET " } ,
{ SIMULCRYPT_EIS_SCG_PROVISION , " SCG_PROVISION " } ,
{ SIMULCRYPT_EIS_SCG_TEST , " SCG_TEST " } ,
{ SIMULCRYPT_EIS_SCG_STATUS , " SCG_STATUS " } ,
{ SIMULCRYPT_EIS_SCG_ERROR , " SCG_ERROR " } ,
{ SIMULCRYPT_EIS_SCG_LIST_REQUEST , " SCG_LIST_REQUEST " } ,
{ SIMULCRYPT_EIS_SCG_LIST_RESPONSE , " SCG_LIST_RESPONSE " } ,
{ SIMULCRYPT_PSIG_CHANNEL_SETUP , " CHANNEL_SETUP " } ,
{ SIMULCRYPT_PSIG_CHANNEL_TEST , " CHANNEL_TEST " } ,
{ SIMULCRYPT_PSIG_CHANNEL_STATUS , " CHANNEL_STATUS " } ,
{ SIMULCRYPT_PSIG_CHANNEL_CLOSE , " CHANNEL_CLOSE " } ,
{ SIMULCRYPT_PSIG_CHANNEL_ERROR , " CHANNEL_ERROR " } ,
{ SIMULCRYPT_PSIG_STREAM_SETUP , " STREAM_SETUP " } ,
{ SIMULCRYPT_PSIG_STREAM_TEST , " STREAM_TEST " } ,
{ SIMULCRYPT_PSIG_STREAM_STATUS , " STREAM_STATUS " } ,
{ SIMULCRYPT_PSIG_STREAM_CLOSE_REQUEST , " STREAM_CLOSE_REQUEST " } ,
{ SIMULCRYPT_PSIG_STREAM_CLOSE_RESPONSE , " STREAM_CLOSE_RESPONSE " } ,
{ SIMULCRYPT_PSIG_STREAM_ERROR , " STREAM_ERROR " } ,
{ SIMULCRYPT_PSIG_CIM_STREAM_SECTION_PROVISION , " CIM_STREAM_SECTION_PROVISION " } ,
{ SIMULCRYPT_PSIG_CIM_CHANNEL_RESET , " CIM_CHANNEL_RESET " } ,
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{ 0 , NULL }
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} ;
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/* Simulcrypt ECMG Parameter Types */
# define SIMULCRYPT_ECMG_DVB_RESERVED 0x0000
# define SIMULCRYPT_ECMG_SUPER_CAS_ID 0x0001
# define SIMULCRYPT_ECMG_SECTION_TSPKT_FLAG 0x0002
# define SIMULCRYPT_ECMG_DELAY_START 0x0003
# define SIMULCRYPT_ECMG_DELAY_STOP 0x0004
# define SIMULCRYPT_ECMG_TRANSITION_DELAY_START 0x0005
# define SIMULCRYPT_ECMG_TRANSITION_DELAY_STOP 0x0006
# define SIMULCRYPT_ECMG_ECM_REP_PERIOD 0x0007
# define SIMULCRYPT_ECMG_MAX_STREAMS 0x0008
# define SIMULCRYPT_ECMG_MIN_CP_DURATION 0x0009
# define SIMULCRYPT_ECMG_LEAD_CW 0x000A
# define SIMULCRYPT_ECMG_CW_PER_MESSAGE 0x000B
# define SIMULCRYPT_ECMG_MAX_COMP_TIME 0x000C
# define SIMULCRYPT_ECMG_ACCESS_CRITERIA 0x000D
# define SIMULCRYPT_ECMG_ECM_CHANNEL_ID 0x000E
# define SIMULCRYPT_ECMG_ECM_STREAM_ID 0x000F
# define SIMULCRYPT_ECMG_NOMINAL_CP_DURATION 0x0010
# define SIMULCRYPT_ECMG_ACCESS_CRITERIA_TRANSFER_MODE 0x0011
# define SIMULCRYPT_ECMG_CP_NUMBER 0x0012
# define SIMULCRYPT_ECMG_CP_DURATION 0x0013
# define SIMULCRYPT_ECMG_CP_CW_COMBINATION 0x0014
# define SIMULCRYPT_ECMG_ECM_DATAGRAM 0x0015
# define SIMULCRYPT_ECMG_AC_DELAY_START 0x0016
# define SIMULCRYPT_ECMG_AC_DELAY_STOP 0x0017
# define SIMULCRYPT_ECMG_CW_ENCRYPTION 0x0018
# define SIMULCRYPT_ECMG_ECM_ID 0x0019
# define SIMULCRYPT_ECMG_ERROR_STATUS 0x7000
# define SIMULCRYPT_ECMG_ERROR_INFORMATION 0x7001
static const value_string ecmg_parametertypenames [ ] = {
{ SIMULCRYPT_ECMG_DVB_RESERVED , " DVB_RESERVED " } ,
{ SIMULCRYPT_ECMG_SUPER_CAS_ID , " SUPER_CAS_ID " } ,
{ SIMULCRYPT_ECMG_SECTION_TSPKT_FLAG , " SECTION_TSPKT_FLAG " } ,
{ SIMULCRYPT_ECMG_DELAY_START , " DELAY_START " } ,
{ SIMULCRYPT_ECMG_DELAY_STOP , " DELAY_STOP " } ,
{ SIMULCRYPT_ECMG_TRANSITION_DELAY_START , " TRANSITION_DELAY_START " } ,
{ SIMULCRYPT_ECMG_TRANSITION_DELAY_STOP , " TRANSITION_DELAY_STOP " } ,
{ SIMULCRYPT_ECMG_ECM_REP_PERIOD , " ECM_REP_PERIOD " } ,
{ SIMULCRYPT_ECMG_MAX_STREAMS , " MAX_STREAMS " } ,
{ SIMULCRYPT_ECMG_MIN_CP_DURATION , " MIN_CP_DURATION " } ,
{ SIMULCRYPT_ECMG_LEAD_CW , " LEAD_CW " } ,
{ SIMULCRYPT_ECMG_CW_PER_MESSAGE , " CW_PER_MESSAGE " } ,
{ SIMULCRYPT_ECMG_MAX_COMP_TIME , " MAX_COMP_TIME " } ,
{ SIMULCRYPT_ECMG_ACCESS_CRITERIA , " ACCESS_CRITERIA " } ,
{ SIMULCRYPT_ECMG_ECM_CHANNEL_ID , " ECM_CHANNEL_ID " } ,
{ SIMULCRYPT_ECMG_ECM_STREAM_ID , " ECM_STREAM_ID " } ,
{ SIMULCRYPT_ECMG_NOMINAL_CP_DURATION , " NOMINAL_CP_DURATION " } ,
{ SIMULCRYPT_ECMG_ACCESS_CRITERIA_TRANSFER_MODE , " ACCESS_CRITERIA_TRANSFER_MODE " } ,
{ SIMULCRYPT_ECMG_CP_NUMBER , " CP_NUMBER " } ,
{ SIMULCRYPT_ECMG_CP_DURATION , " CP_DURATION " } ,
{ SIMULCRYPT_ECMG_CP_CW_COMBINATION , " CP_CW_COMBINATION " } ,
{ SIMULCRYPT_ECMG_ECM_DATAGRAM , " ECM_DATAGRAM " } ,
{ SIMULCRYPT_ECMG_AC_DELAY_START , " AC_DELAY_START " } ,
{ SIMULCRYPT_ECMG_AC_DELAY_STOP , " AC_DELAY_STOP " } ,
{ SIMULCRYPT_ECMG_CW_ENCRYPTION , " CW_ENCRYPTION " } ,
{ SIMULCRYPT_ECMG_ECM_ID , " ECM_ID " } ,
{ SIMULCRYPT_ECMG_ERROR_STATUS , " ERROR_STATUS " } ,
{ SIMULCRYPT_ECMG_ERROR_INFORMATION , " ERROR_INFORMATION " } ,
{ 0 , NULL }
} ;
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/* Simulcrypt ECMG protocol error values */
static const value_string ecmg_error_values [ ] = {
{ 0x0000 , " DVB Reserved " } ,
{ 0x0001 , " Invalid message " } ,
{ 0x0002 , " Unsupported protocol version " } ,
{ 0x0003 , " Unknown message type value " } ,
{ 0x0004 , " Message too long " } ,
{ 0x0005 , " Unknown super CAS ID value " } ,
{ 0x0006 , " Unknown ECM channel ID value " } ,
{ 0x0007 , " Unknown ECM stream ID value " } ,
{ 0x0008 , " Too many channels on this ECMG " } ,
{ 0x0009 , " Too many ECM streams on this channel " } ,
{ 0x000A , " Too many ECM streams on this ECMG " } ,
{ 0x000B , " Not enough control words to compute ECM " } ,
{ 0x000C , " ECMG out of storage capacity " } ,
{ 0x000D , " ECMG out of computational resources " } ,
{ 0x000E , " Unknown parameter type value " } ,
{ 0x000F , " Inconsistent length for DVB parameter " } ,
{ 0x0010 , " Missing mandatory DVB parameter " } ,
{ 0x0011 , " Invalid value for DVB parameter " } ,
{ 0x0012 , " Unknown ECM ID value " } ,
{ 0x0013 , " ECM channel ID value already in use " } ,
{ 0x0014 , " ECM stream ID value already in use " } ,
{ 0x0015 , " ECM ID value already in use " } ,
{ 0x7000 , " Unknown error " } ,
{ 0x7001 , " Unrecoverable error " } ,
{ 0 , NULL }
} ;
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/* Simulcrypt EMMG Parameter Types */
# define SIMULCRYPT_EMMG_DVB_RESERVED 0x0000
# define SIMULCRYPT_EMMG_CLIENT_ID 0x0001
# define SIMULCRYPT_EMMG_SECTION_TSPKT_FLAG 0x0002
# define SIMULCRYPT_EMMG_DATA_CHANNEL_ID 0x0003
# define SIMULCRYPT_EMMG_DATA_STREAM_ID 0x0004
# define SIMULCRYPT_EMMG_DATAGRAM 0x0005
# define SIMULCRYPT_EMMG_BANDWIDTH 0x0006
# define SIMULCRYPT_EMMG_DATA_TYPE 0x0007
# define SIMULCRYPT_EMMG_DATA_ID 0x0008
# define SIMULCRYPT_EMMG_ERROR_STATUS 0x7000
# define SIMULCRYPT_EMMG_ERROR_INFORMATION 0x7001
static const value_string emmg_parametertypenames [ ] = {
{ SIMULCRYPT_EMMG_DVB_RESERVED , " DVB_RESERVED " } ,
{ SIMULCRYPT_EMMG_CLIENT_ID , " CLIENT_ID " } ,
{ SIMULCRYPT_EMMG_SECTION_TSPKT_FLAG , " SECTION_TSPKT_FLAG " } ,
{ SIMULCRYPT_EMMG_DATA_CHANNEL_ID , " DATA_CHANNEL_ID " } ,
{ SIMULCRYPT_EMMG_DATA_STREAM_ID , " DATA_STREAM_ID " } ,
{ SIMULCRYPT_EMMG_DATAGRAM , " DATAGRAM " } ,
{ SIMULCRYPT_EMMG_BANDWIDTH , " BANDWIDTH " } ,
{ SIMULCRYPT_EMMG_DATA_TYPE , " DATA_TYPE " } ,
{ SIMULCRYPT_EMMG_DATA_ID , " DATA_ID " } ,
{ SIMULCRYPT_EMMG_ERROR_STATUS , " ERROR_STATUS " } ,
{ SIMULCRYPT_EMMG_ERROR_INFORMATION , " ERROR_INFORMATION " } ,
{ 0 , NULL }
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} ;
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/* Simulcrypt EMMG protocol error values */
static const value_string emmg_error_values [ ] = {
{ 0x0000 , " DVB Reserved " } ,
{ 0x0001 , " Invalid message " } ,
{ 0x0002 , " Unsupported protocol version " } ,
{ 0x0003 , " Unknown message type value " } ,
{ 0x0004 , " Message too long " } ,
{ 0x0005 , " Unknown data stream ID value " } ,
{ 0x0006 , " Unknown data channel ID value " } ,
{ 0x0007 , " Too many channels on this MUX " } ,
{ 0x0008 , " Too many data streams on this channel " } ,
{ 0x0009 , " Too many data streams on this MUX " } ,
{ 0x000A , " Unknown parameter type " } ,
{ 0x000B , " Inconsistent length for DVB parameter " } ,
{ 0x000C , " Missing mandatory DVB parameter " } ,
{ 0x000D , " Invalid value for DVB parameter " } ,
{ 0x000E , " Unknown client ID value " } ,
{ 0x000F , " Exceeded bandwidth " } ,
{ 0x0010 , " Unknown data ID value " } ,
{ 0x0011 , " Data channel ID value already in use " } ,
{ 0x0012 , " Data stream ID value already in use " } ,
{ 0x0013 , " Data ID value already in use " } ,
{ 0x0014 , " Client ID value already in use " } ,
{ 0x7000 , " Unknown error " } ,
{ 0x7001 , " Unrecoverable error " } ,
{ 0 , NULL }
} ;
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/* Simulcrypt EIS Parameter Types */
# define SIMULCRYPT_EIS_DVB_RESERVED 0x0000
# define SIMULCRYPT_EIS_CHANNEL_ID 0x0001
# define SIMULCRYPT_EIS_SERVICE_FLAG 0x0002
# define SIMULCRYPT_EIS_COMPONENT_FLAG 0x0003
# define SIMULCRYPT_EIS_MAX_SCG 0x0004
# define SIMULCRYPT_EIS_ECM_GROUP 0x0005
# define SIMULCRYPT_EIS_SCG_ID 0x0006
# define SIMULCRYPT_EIS_SCG_REFERENCE_ID 0x0007
# define SIMULCRYPT_EIS_SUPER_CAS_ID 0x0008
# define SIMULCRYPT_EIS_ECM_ID 0x0009
# define SIMULCRYPT_EIS_ACCESS_CRITERIA 0x000A
# define SIMULCRYPT_EIS_ACTIVATION_TIME 0x000B
# define SIMULCRYPT_EIS_ACTIVATION_PENDING_FLAG 0x000C
# define SIMULCRYPT_EIS_COMPONENT_ID 0x000D
# define SIMULCRYPT_EIS_SERVICE_ID 0x000E
# define SIMULCRYPT_EIS_TRANSPORT_STREAM_ID 0x000F
# define SIMULCRYPT_EIS_AC_CHANGED_FLAG 0x0010
# define SIMULCRYPT_EIS_SCG_CURRENT_REFERENCE_ID 0x0011
# define SIMULCRYPT_EIS_SCG_PENDING_REFERENCE_ID 0x0012
# define SIMULCRYPT_EIS_CP_DURATION_FLAG 0x0013
# define SIMULCRYPT_EIS_RECOMMENDED_CP_DURATION 0x0014
# define SIMULCRYPT_EIS_SCG_NOMINAL_CP_DURATION 0x0015
# define SIMULCRYPT_EIS_ORIGINAL_NETWORK_ID 0x0016
# define SIMULCRYPT_EIS_ERROR_STATUS 0x7000
# define SIMULCRYPT_EIS_ERROR_INFORMATION 0x7001
# define SIMULCRYPT_EIS_ERROR_DESCRIPTION 0x7002
static const value_string eis_parametertypenames [ ] = {
{ SIMULCRYPT_EIS_DVB_RESERVED , " DVB_RESERVED " } ,
{ SIMULCRYPT_EIS_CHANNEL_ID , " EIS_CHANNEL_ID " } ,
{ SIMULCRYPT_EIS_SERVICE_FLAG , " SERVICE_FLAG " } ,
{ SIMULCRYPT_EIS_COMPONENT_FLAG , " COMPONENT_FLAG " } ,
{ SIMULCRYPT_EIS_MAX_SCG , " MAX_SCG " } ,
{ SIMULCRYPT_EIS_ECM_GROUP , " ECM_GROUP " } ,
{ SIMULCRYPT_EIS_SCG_ID , " SCG_ID " } ,
{ SIMULCRYPT_EIS_SCG_REFERENCE_ID , " SCG_REFERENCE_ID " } ,
{ SIMULCRYPT_EIS_SUPER_CAS_ID , " SUPER_CAS_ID " } ,
{ SIMULCRYPT_EIS_ECM_ID , " ECM_ID " } ,
{ SIMULCRYPT_EIS_ACCESS_CRITERIA , " ACCESS_CRITERIA " } ,
{ SIMULCRYPT_EIS_ACTIVATION_TIME , " ACTIVATION_TIME " } ,
{ SIMULCRYPT_EIS_ACTIVATION_PENDING_FLAG , " ACTIVATION_PENDING_FLAG " } ,
{ SIMULCRYPT_EIS_COMPONENT_ID , " COMPONENT_ID " } ,
{ SIMULCRYPT_EIS_SERVICE_ID , " SERVICE_ID " } ,
{ SIMULCRYPT_EIS_TRANSPORT_STREAM_ID , " TRANSPORT_STREAM_ID " } ,
{ SIMULCRYPT_EIS_AC_CHANGED_FLAG , " AC_CHANGED_FLAG " } ,
{ SIMULCRYPT_EIS_SCG_CURRENT_REFERENCE_ID , " SCG_CURRENT_REFERENCE_ID " } ,
{ SIMULCRYPT_EIS_SCG_PENDING_REFERENCE_ID , " SCG_PENDING_REFERENCE_ID " } ,
{ SIMULCRYPT_EIS_CP_DURATION_FLAG , " CP_DURATION_FLAG " } ,
{ SIMULCRYPT_EIS_RECOMMENDED_CP_DURATION , " RECOMMENDED_CP_DURATION " } ,
{ SIMULCRYPT_EIS_SCG_NOMINAL_CP_DURATION , " SCG_NOMINAL_CP_DURATION " } ,
{ SIMULCRYPT_EIS_ORIGINAL_NETWORK_ID , " ORIGINAL_NETWORK_ID " } ,
{ SIMULCRYPT_EIS_ERROR_STATUS , " ERROR_STATUS " } ,
{ SIMULCRYPT_EIS_ERROR_INFORMATION , " ERROR_INFORMATION " } ,
{ SIMULCRYPT_EIS_ERROR_DESCRIPTION , " ERROR_DESCRIPTION " } ,
{ 0 , NULL }
} ;
/* Simulcrypt EIS protocol error values */
static const value_string eis_error_values [ ] = {
{ 0x0000 , " DVB Reserved " } ,
{ 0x0001 , " Invalid message " } ,
{ 0x0002 , " Unsupported protocol version " } ,
{ 0x0003 , " Unknown message_type value " } ,
{ 0x0004 , " Message too long " } ,
{ 0x0005 , " Inconsistent length for parameter " } ,
{ 0x0006 , " Missing mandatory parameter " } ,
{ 0x0007 , " Invalid value for parameter " } ,
{ 0x0008 , " Unknown EIS_channel_ID value " } ,
{ 0x0009 , " Unknown SCG_ID value " } ,
{ 0x000A , " Max SCGs already defined " } ,
{ 0x000B , " Service level SCG definitions not supportend " } ,
{ 0x000C , " Elementary Stream level SCG definitions not supported " } ,
{ 0x000D , " Activation_time possibly too soon for SCS to be accurate " } ,
{ 0x000E , " SCG definition cannot span transport boundaries " } ,
{ 0x000F , " A resource does not exist on this SCG " } ,
{ 0x0010 , " A resource is already defined in an existing SCG " } ,
{ 0x0011 , " SCG may not contain one or more content entries and no ECM_Group entries " } ,
{ 0x0012 , " SCG may not contain one or more ECM_Group entries and no content entries " } ,
{ 0x0013 , " EIS_channel_ID value already in use " } ,
{ 0x0014 , " Unknown Super_CAS_Id " } ,
{ 0x7000 , " Unknown error " } ,
{ 0x7001 , " Unrecoverable error " } ,
{ 0 , NULL }
} ;
/* Simulcrypt PSIG Parameter Types */
# define SIMULCRYPT_PSIG_DVB_RESERVED 0x0000
# define SIMULCRYPT_PSIG_PSIG_TYPE 0x0001
# define SIMULCRYPT_PSIG_CHANNEL_ID 0x0002
# define SIMULCRYPT_PSIG_STREAM_ID 0x0003
# define SIMULCRYPT_PSIG_TRANSPORT_STREAM_ID 0x0004
# define SIMULCRYPT_PSIG_ORIGINAL_NETWORK_ID 0x0005
# define SIMULCRYPT_PSIG_PACKET_ID 0x0006
# define SIMULCRYPT_PSIG_INTERFACE_MODE_CONFIGURATION 0x0007
# define SIMULCRYPT_PSIG_MAX_STREAM 0x0008
# define SIMULCRYPT_PSIG_TABLE_PERIOD_PAIR 0x0009
# define SIMULCRYPT_PSIG_MPEG_SECTION 0x000A
# define SIMULCRYPT_PSIG_REPETITION_RATE 0x000B
# define SIMULCRYPT_PSIG_ACTIVATION_TIME 0x000C
# define SIMULCRYPT_PSIG_DATAGRAM 0x000D
# define SIMULCRYPT_PSIG_BANDWIDTH 0x000E
# define SIMULCRYPT_PSIG_INITIAL_BANDWIDTH 0x000F
# define SIMULCRYPT_PSIG_MAX_COMP_TIME 0x0010
# define SIMULCRYPT_PSIG_ASI_INPUT_PACKET_ID 0x0011
# define SIMULCRYPT_PSIG_ERROR_STATUS 0x7000
# define SIMULCRYPT_PSIG_ERROR_INFORMATION 0x7001
static const value_string psig_parametertypenames [ ] = {
{ SIMULCRYPT_PSIG_DVB_RESERVED , " DVB_RESERVED " } ,
{ SIMULCRYPT_PSIG_PSIG_TYPE , " PSIG_TYPE " } ,
{ SIMULCRYPT_PSIG_CHANNEL_ID , " PSIG_CHANNEL_ID " } ,
{ SIMULCRYPT_PSIG_STREAM_ID , " STREAM_ID " } ,
{ SIMULCRYPT_PSIG_TRANSPORT_STREAM_ID , " TRANSPORT_STREAM_ID " } ,
{ SIMULCRYPT_PSIG_ORIGINAL_NETWORK_ID , " ORIGINAL_NETWORK_ID " } ,
{ SIMULCRYPT_PSIG_PACKET_ID , " PACKET_ID " } ,
{ SIMULCRYPT_PSIG_INTERFACE_MODE_CONFIGURATION , " INTERFACE_MODE_CONFIGURATION " } ,
{ SIMULCRYPT_PSIG_MAX_STREAM , " MAX_STREAM " } ,
{ SIMULCRYPT_PSIG_TABLE_PERIOD_PAIR , " TABLE_PERIOD_PAIR " } ,
{ SIMULCRYPT_PSIG_MPEG_SECTION , " MPEG_SECTION " } ,
{ SIMULCRYPT_PSIG_REPETITION_RATE , " REPETITION_RATE " } ,
{ SIMULCRYPT_PSIG_ACTIVATION_TIME , " ACTIVATION_TIME " } ,
{ SIMULCRYPT_PSIG_DATAGRAM , " DATAGRAM " } ,
{ SIMULCRYPT_PSIG_BANDWIDTH , " BANDWIDTH " } ,
{ SIMULCRYPT_PSIG_INITIAL_BANDWIDTH , " INITIAL_BANDWIDTH " } ,
{ SIMULCRYPT_PSIG_MAX_COMP_TIME , " MAX_COMP_TIME " } ,
{ SIMULCRYPT_PSIG_ASI_INPUT_PACKET_ID , " ASI_INPUT_PACKET_ID " } ,
{ SIMULCRYPT_PSIG_ERROR_STATUS , " ERROR_STATUS " } ,
{ SIMULCRYPT_PSIG_ERROR_INFORMATION , " ERROR_INFORMATION " } ,
{ 0 , NULL }
} ;
/* Simulcrypt PSIG protocol error values */
static const value_string psig_error_values [ ] = {
{ 0x0000 , " DVB Reserved " } ,
{ 0x0001 , " Invalid message " } ,
{ 0x0002 , " Unsupported protocol version " } ,
{ 0x0003 , " Unknown message_type value " } ,
{ 0x0004 , " Message too long " } ,
{ 0x0005 , " Unknown stream_ID value " } ,
{ 0x0006 , " Unknown channel_ID value " } ,
{ 0x0007 , " Too many channels on this MUX " } ,
{ 0x0008 , " Too many data streams on this channel " } ,
{ 0x0009 , " Too many data streams on this MUX " } ,
{ 0x000A , " Unknown parameter_type " } ,
{ 0x000B , " Inconsistent length for parameter " } ,
{ 0x000C , " Missing mandatory parameter " } ,
{ 0x000D , " Invalid value for parameter " } ,
{ 0x000E , " Inconsistent value of transport_stream_ID " } ,
{ 0x000F , " Inconsistent value of packet_ID " } ,
{ 0x0010 , " channel_ID value already in use " } ,
{ 0x0011 , " stream_ID value already in use " } ,
{ 0x0012 , " Stream already open for this pair (transport_stream_ID, packet_ID) " } ,
{ 0x0013 , " Overflow error when receiving the list of MPEG (CiM error type) " } ,
{ 0x0014 , " Inconsistent format of TOT template (CiM error type) " } ,
{ 0x0015 , " Warning: Difficulties in respecting the requested repetition_rates for the last 5 minutes (CiM error type) " } ,
{ 0x0016 , " Warning: Difficulties in respecting the requested Bandwidth for the last 5 minutes (CiM error type) " } ,
{ 0x7000 , " Unknown error " } ,
{ 0x7001 , " Unrecoverable error " } ,
{ 0 , NULL }
} ;
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/* The following hf_* variables are used to hold the Wireshark IDs of
* our header fields ; they are filled out when we call
* proto_register_field_array ( ) in proto_register_simulcrypt ( )
*/
static gint hf_simulcrypt_header = - 1 ;
static gint hf_simulcrypt_version = - 1 ;
static gint hf_simulcrypt_message_type = - 1 ;
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static gint hf_simulcrypt_interface = - 1 ;
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static gint hf_simulcrypt_message_length = - 1 ;
static gint hf_simulcrypt_message = - 1 ;
static gint hf_simulcrypt_parameter = - 1 ;
static gint hf_simulcrypt_parameter_type = - 1 ;
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static gint hf_simulcrypt_ecmg_parameter_type = - 1 ;
static gint hf_simulcrypt_emmg_parameter_type = - 1 ;
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static gint hf_simulcrypt_parameter_length = - 1 ;
static gint hf_simulcrypt_ca_system_id = - 1 ;
static gint hf_simulcrypt_ca_subsystem_id = - 1 ;
static gint hf_simulcrypt_super_cas_id = - 1 ;
static gint hf_simulcrypt_section_tspkt_flag = - 1 ;
static gint hf_simulcrypt_ecm_channel_id = - 1 ;
static gint hf_simulcrypt_delay_start = - 1 ;
static gint hf_simulcrypt_delay_stop = - 1 ;
static gint hf_simulcrypt_ac_delay_start = - 1 ;
static gint hf_simulcrypt_ac_delay_stop = - 1 ;
static gint hf_simulcrypt_transition_delay_start = - 1 ;
static gint hf_simulcrypt_transition_delay_stop = - 1 ;
static gint hf_simulcrypt_ecm_rep_period = - 1 ;
static gint hf_simulcrypt_max_streams = - 1 ;
static gint hf_simulcrypt_min_cp_duration = - 1 ;
static gint hf_simulcrypt_lead_cw = - 1 ;
static gint hf_simulcrypt_cw_per_msg = - 1 ;
static gint hf_simulcrypt_max_comp_time = - 1 ;
static gint hf_simulcrypt_access_criteria = - 1 ;
static gint hf_simulcrypt_ecm_stream_id = - 1 ;
static gint hf_simulcrypt_nominal_cp_duration = - 1 ;
static gint hf_simulcrypt_access_criteria_transfer_mode = - 1 ;
static gint hf_simulcrypt_cp_number = - 1 ;
static gint hf_simulcrypt_cp_duration = - 1 ;
static gint hf_simulcrypt_cp_cw_combination = - 1 ;
static gint hf_simulcrypt_ecm_datagram = - 1 ;
static gint hf_simulcrypt_cw_encryption = - 1 ;
static gint hf_simulcrypt_ecm_id = - 1 ;
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static gint hf_simulcrypt_client_id = - 1 ;
static gint hf_simulcrypt_data_channel_id = - 1 ;
static gint hf_simulcrypt_data_stream_id = - 1 ;
static gint hf_simulcrypt_datagram = - 1 ;
static gint hf_simulcrypt_bandwidth = - 1 ;
static gint hf_simulcrypt_data_type = - 1 ;
static gint hf_simulcrypt_data_id = - 1 ;
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static gint hf_simulcrypt_ecmg_error_status = - 1 ;
static gint hf_simulcrypt_emmg_error_status = - 1 ;
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static gint hf_simulcrypt_error_information = - 1 ;
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static gint hf_simulcrypt_eis_parameter_type = - 1 ;
static gint hf_simulcrypt_eis_channel_id = - 1 ;
static gint hf_simulcrypt_service_flag = - 1 ;
static gint hf_simulcrypt_component_flag = - 1 ;
static gint hf_simulcrypt_max_scg = - 1 ;
static gint hf_simulcrypt_ecm_group = - 1 ;
static gint hf_simulcrypt_scg_id = - 1 ;
static gint hf_simulcrypt_scg_reference_id = - 1 ;
static gint hf_simulcrypt_activation_time = - 1 ;
static gint hf_simulcrypt_year = - 1 ;
static gint hf_simulcrypt_month = - 1 ;
static gint hf_simulcrypt_day = - 1 ;
static gint hf_simulcrypt_hour = - 1 ;
static gint hf_simulcrypt_minute = - 1 ;
static gint hf_simulcrypt_second = - 1 ;
static gint hf_simulcrypt_hundredth_second = - 1 ;
static gint hf_simulcrypt_activation_pending_flag = - 1 ;
static gint hf_simulcrypt_component_id = - 1 ;
static gint hf_simulcrypt_service_id = - 1 ;
static gint hf_simulcrypt_transport_stream_id = - 1 ;
static gint hf_simulcrypt_ac_changed_flag = - 1 ;
static gint hf_simulcrypt_scg_current_reference_id = - 1 ;
static gint hf_simulcrypt_scg_pending_reference_id = - 1 ;
static gint hf_simulcrypt_cp_duration_flag = - 1 ;
static gint hf_simulcrypt_recommended_cp_duration = - 1 ;
static gint hf_simulcrypt_scg_nominal_cp_duration = - 1 ;
static gint hf_simulcrypt_original_network_id = - 1 ;
static gint hf_simulcrypt_eis_error_status = - 1 ;
static gint hf_simulcrypt_error_description = - 1 ;
static gint hf_simulcrypt_psig_parameter_type = - 1 ;
static gint hf_simulcrypt_psig_type = - 1 ;
static gint hf_simulcrypt_channel_id = - 1 ;
static gint hf_simulcrypt_stream_id = - 1 ;
static gint hf_simulcrypt_packet_id = - 1 ;
static gint hf_simulcrypt_interface_mode_configuration = - 1 ;
static gint hf_simulcrypt_max_stream = - 1 ;
static gint hf_simulcrypt_table_period_pair = - 1 ;
static gint hf_simulcrypt_mpeg_section = - 1 ;
static gint hf_simulcrypt_repetition_rate = - 1 ;
static gint hf_simulcrypt_initial_bandwidth = - 1 ;
static gint hf_simulcrypt_asi_input_packet_id = - 1 ;
static gint hf_simulcrypt_psig_error_status = - 1 ;
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/* These are the ids of the subtrees that we may be creating */
static gint ett_simulcrypt = - 1 ;
static gint ett_simulcrypt_header = - 1 ;
static gint ett_simulcrypt_message = - 1 ;
static gint ett_simulcrypt_parameter = - 1 ;
static gint ett_simulcrypt_super_cas_id = - 1 ;
static gint ett_simulcrypt_ecm_datagram = - 1 ;
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static gint ett_simulcrypt_ecm_group = - 1 ;
static gint ett_simulcrypt_activation_time = - 1 ;
static gint ett_simulcrypt_table_period_pair = - 1 ;
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# define FRAME_HEADER_LEN 8
/* The main dissecting routine */
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static void
dissect_simulcrypt ( tvbuff_t * tvb , packet_info * pinfo , proto_tree * tree )
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{
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tcp_dissect_pdus ( tvb , pinfo , tree , TRUE , FRAME_HEADER_LEN ,
get_simulcrypt_message_len , dissect_simulcrypt_message ) ;
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}
/* Informative tree structure is shown here:
* TREE -
* - HEADER
* version
* message type
* message length
* - MESSAGE
* - TYPE of parameter
* length of parameter
value of parameter
- PARAMETER ( optional branch for certain parameters only )
* parameter value sub items here
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* End informative tree structure
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*/
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static guint16
get_interface ( guint16 type )
{
int interface ;
if ( type > = 0x8000 ) {
return SIMULCRYPT_USER_DEFINED ;
}
/* Hex values fetched from Table 3: Message-type values for command/response-based protocols */
switch ( type & 0xFFF0 ) {
case 0x0000 :
case 0x0100 :
case 0x0200 :
interface = SIMULCRYPT_ECMG_SCS ;
break ;
case 0x0010 :
case 0x0110 :
case 0x0210 :
interface = SIMULCRYPT_EMMG_MUX ;
break ;
case 0x0310 :
case 0x0320 :
interface = SIMULCRYPT_CPSIG_PSIG ;
break ;
case 0x0400 :
interface = SIMULCRYPT_EIS_SCS ;
break ;
case 0x0410 :
case 0x0420 :
interface = SIMULCRYPT_PSIG_MUX ;
break ;
case 0x0430 :
interface = SIMULCRYPT_MUX_CIM ;
break ;
case 0x0440 :
interface = SIMULCRYPT_PSIG_CIP ;
break ;
default :
interface = SIMULCRYPT_RESERVED ;
break ;
}
return interface ;
}
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static void
dissect_ecmg_parameter_value ( proto_tree * tree , tvbuff_t * tvb , packet_info * pinfo , guint32 offset ,
guint16 plen , guint16 ptype , gchar * pvalue_char )
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{
proto_item * simulcrypt_item ;
proto_tree * simulcrypt_super_cas_id_tree ;
proto_tree * simulcrypt_ecm_datagram_tree ;
tvbuff_t * next_tvb ;
guint32 pvaluedec ; /* parameter decimal value */
int ca_system_id ;
guint i ;
switch ( ptype ) {
case SIMULCRYPT_ECMG_SUPER_CAS_ID :
/* add super_cas_id item */
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_super_cas_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ; /* value item */
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simulcrypt_super_cas_id_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt_super_cas_id ) ;
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/* Simulcrypt_super_cas_id_tree */
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simulcrypt_item = proto_tree_add_item ( simulcrypt_super_cas_id_tree , hf_simulcrypt_ca_system_id , tvb , offset , 2 , ENC_BIG_ENDIAN ) ;
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/* Test for known CA_System_ID */
ca_system_id = tvb_get_ntohs ( tvb , offset ) ;
for ( i = 0 ; i < ECM_INTERPRETATION_SIZE ; i + + )
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{
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if ( tab_ecm_inter [ i ] . ca_system_id = = ca_system_id )
{
tab_ecm_inter [ i ] . ecmg_port = pinfo - > destport ;
proto_item_append_text ( simulcrypt_item , " , Port %d, Protocol %s " , tab_ecm_inter [ i ] . ecmg_port , tab_ecm_inter [ i ] . protocol_name ) ;
break ;
}
}
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proto_tree_add_item ( simulcrypt_super_cas_id_tree , hf_simulcrypt_ca_subsystem_id , tvb , offset + 2 , 2 , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_ECMG_SECTION_TSPKT_FLAG :
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proto_tree_add_item ( tree , hf_simulcrypt_section_tspkt_flag , tvb , offset , plen , ENC_BIG_ENDIAN ) ; /* value item */
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break ;
case SIMULCRYPT_ECMG_ECM_CHANNEL_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_ecm_channel_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_ECMG_DELAY_START :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_delay_start , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " ms " ) ;
break ;
case SIMULCRYPT_ECMG_DELAY_STOP :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_delay_stop , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " ms " ) ;
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break ;
case SIMULCRYPT_ECMG_TRANSITION_DELAY_START :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_transition_delay_start , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " ms " ) ;
break ;
case SIMULCRYPT_ECMG_TRANSITION_DELAY_STOP :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_transition_delay_stop , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " ms " ) ;
break ;
case SIMULCRYPT_ECMG_AC_DELAY_START :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_ac_delay_start , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " ms " ) ;
break ;
case SIMULCRYPT_ECMG_AC_DELAY_STOP :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_ac_delay_stop , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " ms " ) ;
break ;
case SIMULCRYPT_ECMG_ECM_REP_PERIOD :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_ecm_rep_period , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " ms " ) ;
break ;
case SIMULCRYPT_ECMG_MAX_STREAMS :
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proto_tree_add_item ( tree , hf_simulcrypt_max_streams , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_ECMG_MIN_CP_DURATION :
/* convert value to ms (in units 100 ms) */
pvaluedec = tvb_get_ntohs ( tvb , offset ) ; /* read 2 byte min CP duration value */
pvaluedec = pvaluedec * 100 ; /* in ms now */
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_min_cp_duration , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " (%d ms) " , pvaluedec ) ;
break ;
case SIMULCRYPT_ECMG_LEAD_CW :
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proto_tree_add_item ( tree , hf_simulcrypt_lead_cw , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_ECMG_CW_PER_MESSAGE :
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proto_tree_add_item ( tree , hf_simulcrypt_cw_per_msg , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_ECMG_MAX_COMP_TIME :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_max_comp_time , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " ms " ) ;
break ;
case SIMULCRYPT_ECMG_ACCESS_CRITERIA :
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proto_tree_add_item ( tree , hf_simulcrypt_access_criteria , tvb , offset , plen , ENC_NA ) ;
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break ;
case SIMULCRYPT_ECMG_ECM_STREAM_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_ecm_stream_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_ECMG_NOMINAL_CP_DURATION :
/* convert value to ms (in units 100 ms) */
pvaluedec = tvb_get_ntohs ( tvb , offset ) ; /* read 2 byte nominal CP duration value */
pvaluedec = pvaluedec * 100 ; /* in ms now */
2011-10-06 03:35:44 +00:00
simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_nominal_cp_duration , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " (%d ms) " , pvaluedec ) ;
break ;
case SIMULCRYPT_ECMG_ACCESS_CRITERIA_TRANSFER_MODE :
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proto_tree_add_item ( tree , hf_simulcrypt_access_criteria_transfer_mode , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_ECMG_CP_NUMBER :
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proto_tree_add_item ( tree , hf_simulcrypt_cp_number , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_ECMG_CP_DURATION :
/* convert value to ms (in units 100 ms) */
pvaluedec = tvb_get_ntohs ( tvb , offset ) ; /* read 2 byte CP duration value */
pvaluedec = pvaluedec * 100 ; /* in ms now */
2011-10-06 03:35:44 +00:00
simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_cp_duration , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " (%d ms) " , pvaluedec ) ;
break ;
case SIMULCRYPT_ECMG_CP_CW_COMBINATION :
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proto_tree_add_item ( tree , hf_simulcrypt_cp_cw_combination , tvb , offset , plen , ENC_NA ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_ECMG_ECM_DATAGRAM :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_ecm_datagram , tvb , offset , plen , ENC_NA ) ;
2009-07-01 07:21:13 +00:00
/* Test srcport against table of ECMG ports & CA_System_ID for known protocol types */
for ( i = 0 ; i < ECM_INTERPRETATION_SIZE ; i + + )
{
if ( tab_ecm_inter [ i ] . ecmg_port = = pinfo - > srcport ) /* ECMG source port */
{ /* recognise port & ca_system_id and hence protocol name for ECM datagram */
2009-08-16 12:36:22 +00:00
next_tvb = tvb_new_subset_remaining ( tvb , offset ) ;
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simulcrypt_ecm_datagram_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt_ecm_datagram ) ;
if ( tab_ecm_inter [ i ] . protocol_handle ! = NULL )
{
call_dissector ( tab_ecm_inter [ i ] . protocol_handle , next_tvb , pinfo , simulcrypt_ecm_datagram_tree ) ;
}
break ;
}
}
break ;
case SIMULCRYPT_ECMG_CW_ENCRYPTION :
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proto_tree_add_item ( tree , hf_simulcrypt_cw_encryption , tvb , offset , plen , ENC_NA ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_ECMG_ECM_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_ecm_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_ECMG_ERROR_STATUS :
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proto_tree_add_item ( tree , hf_simulcrypt_ecmg_error_status , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_ECMG_ERROR_INFORMATION :
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proto_tree_add_item ( tree , hf_simulcrypt_error_information , tvb , offset , plen , ENC_NA ) ;
2009-07-01 07:21:13 +00:00
break ;
default : /* Unknown parameter type */
2010-10-04 22:03:07 +00:00
proto_tree_add_text ( tree , tvb , offset , plen , " Parameter Value: %s " , pvalue_char ) ;
2009-07-01 07:21:13 +00:00
break ;
} /* end parameter type switch */
}
2010-10-04 22:03:07 +00:00
static void
dissect_emmg_parameter_value ( proto_tree * tree , tvbuff_t * tvb , packet_info * pinfo _U_ , guint32 offset ,
guint16 plen , guint16 ptype , gchar * pvalue_char )
2009-07-01 07:21:13 +00:00
{
proto_item * simulcrypt_item ;
switch ( ptype ) {
case SIMULCRYPT_EMMG_CLIENT_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_client_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_EMMG_SECTION_TSPKT_FLAG :
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proto_tree_add_item ( tree , hf_simulcrypt_section_tspkt_flag , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_EMMG_DATA_CHANNEL_ID :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_data_channel_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_EMMG_DATA_STREAM_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_data_stream_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_EMMG_DATAGRAM :
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proto_tree_add_item ( tree , hf_simulcrypt_datagram , tvb , offset , plen , ENC_NA ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_EMMG_BANDWIDTH :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_bandwidth , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " kbit/s " ) ;
break ;
case SIMULCRYPT_EMMG_DATA_TYPE :
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proto_tree_add_item ( tree , hf_simulcrypt_data_type , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_EMMG_DATA_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_data_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_EMMG_ERROR_STATUS :
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proto_tree_add_item ( tree , hf_simulcrypt_emmg_error_status , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2009-07-01 07:21:13 +00:00
break ;
case SIMULCRYPT_EMMG_ERROR_INFORMATION :
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proto_tree_add_item ( tree , hf_simulcrypt_error_information , tvb , offset , plen , ENC_NA ) ;
2009-07-01 07:21:13 +00:00
break ;
default : /* Unknown parameter type */
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proto_tree_add_text ( tree , tvb , offset , plen , " Parameter Value: %s " , pvalue_char ) ;
2009-07-01 07:21:13 +00:00
break ;
} /* end parameter type switch */
}
2010-10-04 22:03:07 +00:00
static void
dissect_eis_parameter_value ( proto_tree * tree , tvbuff_t * tvb , packet_info * pinfo _U_ , guint32 offset ,
guint16 plen , guint16 ptype , gchar * pvalue_char )
{
proto_item * simulcrypt_item ;
proto_tree * simulcrypt_super_cas_id_tree ;
proto_tree * simulcrypt_ecm_group_tree ;
proto_tree * simulcrypt_activation_time_tree ;
guint32 pvaluedec ; /* parameter decimal value */
int ca_system_id ;
guint i ;
switch ( ptype ) {
case SIMULCRYPT_EIS_CHANNEL_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_eis_channel_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_EIS_SERVICE_FLAG :
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proto_tree_add_item ( tree , hf_simulcrypt_service_flag , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_EIS_COMPONENT_FLAG :
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proto_tree_add_item ( tree , hf_simulcrypt_component_flag , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_EIS_MAX_SCG :
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proto_tree_add_item ( tree , hf_simulcrypt_max_scg , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_EIS_ECM_GROUP :
/* add ECM_Group item */
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_ecm_group , tvb , offset , plen , ENC_NA ) ; /* value item */
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/* create subtree */
simulcrypt_ecm_group_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt_ecm_group ) ;
/* dissect subtree */
dissect_simulcrypt_data ( simulcrypt_ecm_group_tree , simulcrypt_item , pinfo , tvb , tree , offset , plen , SIMULCRYPT_EIS_SCS , TRUE ) ;
break ;
case SIMULCRYPT_EIS_SCG_ID :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_scg_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_SCG_REFERENCE_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_scg_reference_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_SUPER_CAS_ID :
/* add super_cas_id item */
2011-10-06 03:35:44 +00:00
simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_super_cas_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ; /* value item */
2010-10-04 22:03:07 +00:00
simulcrypt_super_cas_id_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt_super_cas_id ) ;
/* Simulcrypt_super_cas_id_tree */
2011-10-06 03:35:44 +00:00
simulcrypt_item = proto_tree_add_item ( simulcrypt_super_cas_id_tree , hf_simulcrypt_ca_system_id , tvb , offset , 2 , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
/* Test for known CA_System_ID */
ca_system_id = tvb_get_ntohs ( tvb , offset ) ;
for ( i = 0 ; i < ECM_INTERPRETATION_SIZE ; i + + )
{
if ( tab_ecm_inter [ i ] . ca_system_id = = ca_system_id )
{
tab_ecm_inter [ i ] . ecmg_port = pinfo - > destport ;
proto_item_append_text ( simulcrypt_item , " , Port %d, Protocol %s " , tab_ecm_inter [ i ] . ecmg_port , tab_ecm_inter [ i ] . protocol_name ) ;
break ;
}
}
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( simulcrypt_super_cas_id_tree , hf_simulcrypt_ca_subsystem_id , tvb , offset + 2 , 2 , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_ECM_ID :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_ecm_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_ACCESS_CRITERIA :
2011-10-04 22:44:31 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_access_criteria , tvb , offset , plen , ENC_NA ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_ACTIVATION_TIME :
2011-10-04 22:44:31 +00:00
simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_activation_time , tvb , offset , plen , ENC_NA ) ; /* value item */
2010-10-04 22:03:07 +00:00
/* create subtree */
simulcrypt_activation_time_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt_activation_time ) ;
/* dissect subtree */
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_year , tvb , offset , 2 , ENC_BIG_ENDIAN ) ; /* first 2 bytes */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_month , tvb , offset + 2 , 1 , ENC_BIG_ENDIAN ) ; /* third byte */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_day , tvb , offset + 3 , 1 , ENC_BIG_ENDIAN ) ; /*fourth byte */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_hour , tvb , offset + 4 , 1 , ENC_BIG_ENDIAN ) ; /*fifth byte */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_minute , tvb , offset + 5 , 1 , ENC_BIG_ENDIAN ) ; /* sixth byte */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_second , tvb , offset + 6 , 1 , ENC_BIG_ENDIAN ) ; /* seventh byte */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_hundredth_second , tvb , offset + 7 , 1 , ENC_BIG_ENDIAN ) ; /* eighth byte */
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_ACTIVATION_PENDING_FLAG :
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proto_tree_add_item ( tree , hf_simulcrypt_activation_pending_flag , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_COMPONENT_ID :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_component_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_SERVICE_ID :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_service_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_TRANSPORT_STREAM_ID :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_transport_stream_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_AC_CHANGED_FLAG :
2011-10-10 00:39:31 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_ac_changed_flag , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_SCG_CURRENT_REFERENCE_ID :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_scg_current_reference_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_SCG_PENDING_REFERENCE_ID :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_scg_pending_reference_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_CP_DURATION_FLAG :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_cp_duration_flag , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_RECOMMENDED_CP_DURATION :
/* convert value to ms (in units 100 ms) */
pvaluedec = tvb_get_ntohs ( tvb , offset ) ; /* read 2 byte CP duration value */
pvaluedec = pvaluedec * 100 ; /* in ms now */
2011-10-06 03:35:44 +00:00
simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_recommended_cp_duration , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
proto_item_append_text ( simulcrypt_item , " (%d ms) " , pvaluedec ) ;
break ;
case SIMULCRYPT_EIS_SCG_NOMINAL_CP_DURATION :
/* convert value to ms (in units 100 ms) */
pvaluedec = tvb_get_ntohs ( tvb , offset ) ; /* read 2 byte CP duration value */
pvaluedec = pvaluedec * 100 ; /* in ms now */
2011-10-06 03:35:44 +00:00
simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_scg_nominal_cp_duration , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
proto_item_append_text ( simulcrypt_item , " (%d ms) " , pvaluedec ) ;
break ;
case SIMULCRYPT_EIS_ORIGINAL_NETWORK_ID :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_original_network_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_ERROR_STATUS :
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proto_tree_add_item ( tree , hf_simulcrypt_eis_error_status , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_ERROR_INFORMATION :
2011-10-04 22:44:31 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_error_information , tvb , offset , plen , ENC_NA ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_EIS_ERROR_DESCRIPTION :
2011-10-16 23:38:49 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_error_description , tvb , offset , plen , ENC_ASCII | ENC_NA ) ;
2010-10-04 22:03:07 +00:00
break ;
default : /* Unknown parameter type */
proto_tree_add_text ( tree , tvb , offset , plen , " Parameter Value: %s " , pvalue_char ) ;
break ;
} /* end parameter type switch */
}
static void
dissect_psig_parameter_value ( proto_tree * tree , tvbuff_t * tvb , packet_info * pinfo _U_ , guint32 offset ,
guint16 plen , guint16 ptype , gchar * pvalue_char )
{
proto_tree * simulcrypt_psig_table_period_pair_tree ;
proto_tree * simulcrypt_activation_time_tree ;
proto_item * simulcrypt_item ;
guint32 pvaluedec ; /* parameter decimal value */
switch ( ptype ) {
case SIMULCRYPT_PSIG_PSIG_TYPE :
pvaluedec = tvb_get_guint8 ( tvb , offset ) ;
2011-10-06 03:35:44 +00:00
simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_psig_type , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
switch ( pvaluedec ) {
case 1 :
proto_item_append_text ( simulcrypt_item , " (PSIG) " ) ;
break ;
case 2 :
proto_item_append_text ( simulcrypt_item , " (SIG) " ) ;
break ;
case 3 :
proto_item_append_text ( simulcrypt_item , " (PSISIG) " ) ;
break ;
default :
break ;
}
break ;
case SIMULCRYPT_PSIG_CHANNEL_ID :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_channel_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_PSIG_STREAM_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_stream_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_PSIG_TRANSPORT_STREAM_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_transport_stream_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_PSIG_ORIGINAL_NETWORK_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_original_network_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_PSIG_PACKET_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_packet_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_PSIG_INTERFACE_MODE_CONFIGURATION :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_interface_mode_configuration , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_PSIG_MAX_STREAM :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_max_stream , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_PSIG_TABLE_PERIOD_PAIR :
2011-10-04 22:44:31 +00:00
simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_table_period_pair , tvb , offset , plen , ENC_NA ) ; /* value item */
2010-10-04 22:03:07 +00:00
/* create subtree */
simulcrypt_psig_table_period_pair_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt_table_period_pair ) ;
/* dissect subtree */
dissect_simulcrypt_data ( simulcrypt_psig_table_period_pair_tree , simulcrypt_item , pinfo , tvb , tree , offset , plen , SIMULCRYPT_MUX_CIM , TRUE ) ;
break ;
case SIMULCRYPT_PSIG_MPEG_SECTION :
2011-10-04 22:44:31 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_mpeg_section , tvb , offset , plen , ENC_NA ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_PSIG_REPETITION_RATE :
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( tree , hf_simulcrypt_repetition_rate , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
2010-10-04 22:03:07 +00:00
break ;
case SIMULCRYPT_PSIG_ACTIVATION_TIME :
2011-10-04 22:44:31 +00:00
simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_activation_time , tvb , offset , plen , ENC_NA ) ; /* value item */
2010-10-04 22:03:07 +00:00
/* create subtree */
simulcrypt_activation_time_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt_activation_time ) ;
/* dissect subtree */
2011-10-06 03:35:44 +00:00
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_year , tvb , offset , 2 , ENC_BIG_ENDIAN ) ; /* first 2 bytes */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_month , tvb , offset + 2 , 1 , ENC_BIG_ENDIAN ) ; /* third byte */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_day , tvb , offset + 3 , 1 , ENC_BIG_ENDIAN ) ; /*fourth byte */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_hour , tvb , offset + 4 , 1 , ENC_BIG_ENDIAN ) ; /*fifth byte */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_minute , tvb , offset + 5 , 1 , ENC_BIG_ENDIAN ) ; /* sixth byte */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_second , tvb , offset + 6 , 1 , ENC_BIG_ENDIAN ) ; /* seventh byte */
proto_tree_add_item ( simulcrypt_activation_time_tree , hf_simulcrypt_hundredth_second , tvb , offset + 7 , 1 , ENC_BIG_ENDIAN ) ; /* eighth byte */
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break ;
case SIMULCRYPT_PSIG_DATAGRAM :
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proto_tree_add_item ( tree , hf_simulcrypt_datagram , tvb , offset , plen , ENC_NA ) ;
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break ;
case SIMULCRYPT_PSIG_BANDWIDTH :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_bandwidth , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " kbit/s " ) ;
break ;
case SIMULCRYPT_PSIG_INITIAL_BANDWIDTH :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_initial_bandwidth , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " kbit/s " ) ;
break ;
case SIMULCRYPT_PSIG_MAX_COMP_TIME :
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simulcrypt_item = proto_tree_add_item ( tree , hf_simulcrypt_max_comp_time , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " ms " ) ;
break ;
case SIMULCRYPT_PSIG_ASI_INPUT_PACKET_ID :
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proto_tree_add_item ( tree , hf_simulcrypt_asi_input_packet_id , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_PSIG_ERROR_STATUS :
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proto_tree_add_item ( tree , hf_simulcrypt_psig_error_status , tvb , offset , plen , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_PSIG_ERROR_INFORMATION :
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proto_tree_add_item ( tree , hf_simulcrypt_error_information , tvb , offset , plen , ENC_NA ) ;
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break ;
default : /* Unknown parameter type */
proto_tree_add_text ( tree , tvb , offset , plen , " Parameter Value: %s " , pvalue_char ) ;
break ;
} /* end parameter type switch */
}
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/* This method dissects fully reassembled messages */
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static void
dissect_simulcrypt_message ( tvbuff_t * tvb , packet_info * pinfo , proto_tree * tree )
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{
proto_item * simulcrypt_item ;
proto_tree * simulcrypt_tree ;
proto_tree * simulcrypt_header_tree ;
proto_tree * simulcrypt_message_tree ;
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guint16 type , iftype ;
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col_set_str ( pinfo - > cinfo , COL_PROTOCOL , PROTO_TAG_SIMULCRYPT ) ;
col_clear ( pinfo - > cinfo , COL_INFO ) ;
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/* get 2 byte type value */
type = tvb_get_ntohs ( tvb , 1 ) ; /* 2 bytes starting at offset 1 are the message type */
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iftype = get_interface ( type ) ;
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col_add_fstr ( pinfo - > cinfo , COL_INFO , " %d > %d Info Type:[%s] " ,
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pinfo - > srcport , pinfo - > destport ,
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val_to_str ( type , messagetypenames , " Unknown Type:0x%02x " ) ) ;
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if ( tree )
{
/* we are being asked for details */
guint32 offset = 0 ;
guint32 msg_length ;
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2011-10-21 02:10:19 +00:00
simulcrypt_item = proto_tree_add_item ( tree , proto_simulcrypt , tvb , 0 , - 1 , ENC_NA ) ;
2008-10-15 18:22:01 +00:00
simulcrypt_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt ) ;
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proto_item_append_text ( simulcrypt_item , " , Interface: %s " , val_to_str ( iftype , interfacenames , " Unknown (0x%02x) " ) ) ;
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/* Simulcrypt_tree analysis */
/* we are being asked for details */
/* ADD HEADER BRANCH */
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simulcrypt_item = proto_tree_add_item ( simulcrypt_tree , hf_simulcrypt_header , tvb , offset , 5 , ENC_NA ) ;
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simulcrypt_header_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt_header ) ;
proto_item_append_text ( simulcrypt_header_tree , " , Length: %s " , " 5 bytes " ) ; /* add text to Header tree indicating Length 5 bytes */
/* Simulcrypt_header_tree analysis */
/* Message Version 1 Byte */
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proto_tree_add_item ( simulcrypt_header_tree , hf_simulcrypt_version , tvb , offset , 1 , ENC_BIG_ENDIAN ) ;
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offset + = 1 ;
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/* Message Type 2 Bytes */
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proto_tree_add_item ( simulcrypt_header_tree , hf_simulcrypt_message_type , tvb , offset , 2 , ENC_BIG_ENDIAN ) ;
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simulcrypt_item = proto_tree_add_uint_format ( simulcrypt_header_tree , hf_simulcrypt_interface , tvb , offset , 2 , iftype ,
2012-08-10 22:55:02 +00:00
" Interface: %s " , val_to_str_const ( iftype , interfacenames , " Unknown " ) ) ;
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PROTO_ITEM_SET_GENERATED ( simulcrypt_item ) ;
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offset + = 2 ;
/* Message Length 2 Bytes */
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simulcrypt_item = proto_tree_add_item ( simulcrypt_header_tree , hf_simulcrypt_message_length , tvb , offset , 2 , ENC_BIG_ENDIAN ) ;
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proto_item_append_text ( simulcrypt_item , " (bytes) " ) ;
msg_length = tvb_get_ntohs ( tvb , offset ) ; /* read 2 byte message length value */
offset + = 2 ;
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2008-10-15 18:22:01 +00:00
/* ADD MESSAGE BRANCH */
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simulcrypt_item = proto_tree_add_item ( simulcrypt_tree , hf_simulcrypt_message , tvb , offset , - 1 , ENC_NA ) ;
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simulcrypt_message_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt_message ) ;
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proto_item_append_text ( simulcrypt_message_tree , " containing TLV parameters " ) ; /* add text to Message tree */
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proto_item_append_text ( simulcrypt_message_tree , " , Length: %d (bytes) " , msg_length ) ; /* add length info to message_tree */
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/* end header details */
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2008-10-15 18:22:01 +00:00
/* Simulcrypt_message_tree analysis */
/* we are being asked for details */
/* Navigate through message after header to find one or more parameters */
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dissect_simulcrypt_data ( simulcrypt_message_tree , simulcrypt_item , pinfo , tvb , tree , offset , ( msg_length + 5 ) , iftype , FALSE ) ; /* offset is from beginning of the 5 byte header */
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} /* end tree */
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}
/* this method is used to dissect TLV parameters */
/* can be used both from the main tree (simulcrypt_message_tree) and the subtrees (created from TLV items) */
static void
dissect_simulcrypt_data ( proto_tree * simulcrypt_tree , proto_item * simulcrypt_item , packet_info * pinfo _U_ ,
tvbuff_t * tvb , proto_tree * tree , int offset ,
int container_data_length , guint16 iftype , gboolean is_subtree )
{
int subtree_offset = 0 ;
proto_tree * simulcrypt_parameter_tree ;
int applied_offset ;
if ( is_subtree )
{
applied_offset = subtree_offset ;
}
else
{
applied_offset = offset ;
}
while ( applied_offset < container_data_length )
{
guint16 plen ; /* parameter length */
guint16 ptype ; /* parameter type */
gchar * pvalue_char ; /* parameter value string */
/* Parameter Type 2 Bytes */
ptype = tvb_get_ntohs ( tvb , offset ) ; /* read 2 byte type value */
/* Parameter Length 2 Bytes */
plen = tvb_get_ntohs ( tvb , offset + 2 ) ; /* read 2 byte length value */
/* Parameter Value plen Bytes */
pvalue_char = tvb_bytes_to_str ( tvb , offset + 4 , plen ) ;
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simulcrypt_item = proto_tree_add_item ( simulcrypt_tree , hf_simulcrypt_parameter , tvb , offset , plen + 2 + 2 , ENC_NA ) ;
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/* add length and value info to type */
switch ( iftype ) {
case SIMULCRYPT_ECMG_SCS :
proto_item_append_text ( simulcrypt_item , " : Type=%s " , val_to_str ( ptype , ecmg_parametertypenames , " Unknown Type:0x%02x " ) ) ;
break ;
case SIMULCRYPT_EMMG_MUX :
proto_item_append_text ( simulcrypt_item , " : Type=%s " , val_to_str ( ptype , emmg_parametertypenames , " Unknown Type:0x%02x " ) ) ;
break ;
case SIMULCRYPT_EIS_SCS :
proto_item_append_text ( simulcrypt_item , " : Type=%s " , val_to_str ( ptype , eis_parametertypenames , " Unknown Type:0x%02x " ) ) ;
break ;
case SIMULCRYPT_PSIG_MUX :
case SIMULCRYPT_MUX_CIM :
case SIMULCRYPT_PSIG_CIP :
proto_item_append_text ( simulcrypt_item , " : Type=%s " , val_to_str ( ptype , psig_parametertypenames , " Unknown Type:0x%02x " ) ) ;
break ;
default :
proto_item_append_text ( simulcrypt_item , " : Type=0x%02x " , ptype ) ;
break ;
}
proto_item_append_text ( simulcrypt_item , " , Value Length=%d (bytes) " , plen ) ; /* add length info to parameter */
proto_item_append_text ( simulcrypt_item , " , Value=0x%s " , pvalue_char ) ; /* add value info to parameter */
/* add subtree for parameter type, length and value items */
simulcrypt_parameter_tree = proto_item_add_subtree ( simulcrypt_item , ett_simulcrypt_parameter ) ; /* add subtree for Length and Value */
switch ( iftype ) { /* parameter type */
case SIMULCRYPT_ECMG_SCS :
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proto_tree_add_item ( simulcrypt_parameter_tree , hf_simulcrypt_ecmg_parameter_type , tvb , offset , 2 , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_EMMG_MUX :
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proto_tree_add_item ( simulcrypt_parameter_tree , hf_simulcrypt_emmg_parameter_type , tvb , offset , 2 , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_EIS_SCS :
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proto_tree_add_item ( simulcrypt_parameter_tree , hf_simulcrypt_eis_parameter_type , tvb , offset , 2 , ENC_BIG_ENDIAN ) ;
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break ;
case SIMULCRYPT_PSIG_MUX :
case SIMULCRYPT_MUX_CIM :
case SIMULCRYPT_PSIG_CIP :
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proto_tree_add_item ( simulcrypt_parameter_tree , hf_simulcrypt_psig_parameter_type , tvb , offset , 2 , ENC_BIG_ENDIAN ) ;
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break ;
default :
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proto_tree_add_item ( simulcrypt_parameter_tree , hf_simulcrypt_parameter_type , tvb , offset , 2 , ENC_BIG_ENDIAN ) ;
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break ;
}
2011-10-16 23:38:49 +00:00
simulcrypt_item = proto_tree_add_item ( simulcrypt_parameter_tree , hf_simulcrypt_parameter_length , tvb , offset + 2 , 2 , ENC_BIG_ENDIAN ) ; /* length item */
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proto_item_append_text ( simulcrypt_item , " (bytes) " ) ;
offset + = 2 + 2 ; /* offset --> parameter value */
switch ( iftype ) {
case SIMULCRYPT_ECMG_SCS :
dissect_ecmg_parameter_value ( simulcrypt_parameter_tree , tvb , pinfo , offset , plen , ptype , pvalue_char ) ;
break ;
case SIMULCRYPT_EMMG_MUX :
dissect_emmg_parameter_value ( simulcrypt_parameter_tree , tvb , pinfo , offset , plen , ptype , pvalue_char ) ;
break ;
case SIMULCRYPT_EIS_SCS :
dissect_eis_parameter_value ( simulcrypt_parameter_tree , tvb , pinfo , offset , plen , ptype , pvalue_char ) ;
break ;
case SIMULCRYPT_PSIG_MUX :
case SIMULCRYPT_MUX_CIM :
case SIMULCRYPT_PSIG_CIP :
dissect_psig_parameter_value ( simulcrypt_parameter_tree , tvb , pinfo , offset , plen , ptype , pvalue_char ) ;
break ;
default :
proto_tree_add_text ( tree , tvb , offset , plen , " Parameter Value: %s " , pvalue_char ) ;
break ;
}
offset + = plen ;
subtree_offset + = 2 + 2 + plen ;
if ( is_subtree )
{
applied_offset = subtree_offset ;
}
else
{
applied_offset = offset ;
}
} /* end parameter tree details */
}
2008-10-15 18:22:01 +00:00
/* determine PDU length of protocol foo */
2010-10-04 22:03:07 +00:00
static guint
get_simulcrypt_message_len ( packet_info * pinfo _U_ , tvbuff_t * tvb , int offset )
2008-10-15 18:22:01 +00:00
{
guint iLg ;
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2008-10-15 18:22:01 +00:00
iLg = tvb_get_ntohs ( tvb , offset + 3 ) ; /*length is at offset 3 */
iLg + = 5 ; /* add 1 byte version + 2 byte type + 2 byte length (simulcrypt "header" */
return iLg ;
2010-10-04 22:03:07 +00:00
}
2008-10-15 18:22:01 +00:00
/* Clean out the ecm_interpretation port association whenever */
/* making a pass through a capture file to dissect all its packets */
/* (e.g., reading in a new capture file, changing a simulcrypt pref, */
/* or running a "filter packets" or "colorize packets" pass over the */
/* current capture file. */
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static void
simulcrypt_init ( void )
2008-10-15 18:22:01 +00:00
{
2008-10-15 18:51:41 +00:00
guint i ;
2008-10-15 18:22:01 +00:00
for ( i = 0 ; i < ECM_INTERPRETATION_SIZE ; i + + )
{
tab_ecm_inter [ i ] . ecmg_port = - 1 ;
}
}
void proto_reg_handoff_simulcrypt ( void ) ;
2010-10-04 22:03:07 +00:00
void
proto_register_simulcrypt ( void )
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{
/* A header field is something you can search/filter on.
2010-10-04 22:03:07 +00:00
*
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* We create a structure to register our fields . It consists of an
* array of hf_register_info structures , each of which are of the format
* { & ( field id ) , { name , abbrev , type , display , strings , bitmask , blurb , HFILL } } .
*/
static hf_register_info hf [ ] =
{
{ & hf_simulcrypt_header ,
{ " Header " , " simulcrypt.header " , FT_NONE , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
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2008-10-15 18:22:01 +00:00
{ & hf_simulcrypt_version ,
{ " Version " , " simulcrypt.version " , FT_UINT8 , BASE_HEX , NULL , 0x0 , /* version 1 byte */
2010-10-04 22:03:07 +00:00
NULL , HFILL } } ,
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{ & hf_simulcrypt_message_type ,
{ " Message Type " , " simulcrypt.message.type " , FT_UINT16 , BASE_HEX , VALS ( messagetypenames ) , 0x0 , /* type 2 bytes */
NULL , HFILL } } ,
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{ & hf_simulcrypt_interface ,
{ " Interface " , " simulcrypt.message.interface " , FT_UINT16 , BASE_DEC , VALS ( interfacenames ) , 0x0 ,
NULL , HFILL } } ,
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{ & hf_simulcrypt_message_length ,
{ " Message Length " , " simulcrypt.message.len " , FT_UINT16 , BASE_DEC , NULL , 0x0 , /* length 2 bytes, print as decimal value */
NULL , HFILL } } ,
{ & hf_simulcrypt_message ,
{ " Message " , " simulcrypt.message " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2010-10-04 22:03:07 +00:00
NULL , HFILL } } ,
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{ & hf_simulcrypt_parameter ,
{ " Parameter " , " simulcrypt.parameter " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2010-10-04 22:03:07 +00:00
NULL , HFILL } } ,
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{ & hf_simulcrypt_parameter_type ,
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{ " Parameter Type " , " simulcrypt.parameter.type " , FT_UINT16 , BASE_HEX , NULL , 0x0 , /* type 2 bytes */
NULL , HFILL } } ,
{ & hf_simulcrypt_ecmg_parameter_type ,
{ " Parameter Type " , " simulcrypt.parameter.type " , FT_UINT16 , BASE_HEX , VALS ( ecmg_parametertypenames ) , 0x0 , /* type 2 bytes */
NULL , HFILL } } ,
{ & hf_simulcrypt_emmg_parameter_type ,
{ " Parameter Type " , " simulcrypt.parameter.type " , FT_UINT16 , BASE_HEX , VALS ( emmg_parametertypenames ) , 0x0 , /* type 2 bytes */
2008-10-15 18:22:01 +00:00
NULL , HFILL } } ,
{ & hf_simulcrypt_parameter_length ,
{ " Parameter Length " , " simulcrypt.parameter.len " , FT_UINT16 , BASE_DEC , NULL , 0x0 , /* length 2 bytes, print as decimal value */
2010-10-04 22:03:07 +00:00
NULL , HFILL } } ,
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{ & hf_simulcrypt_ca_system_id ,
{ " CA System ID " , " simulcrypt.parameter.ca_system_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
2010-10-04 22:03:07 +00:00
NULL , HFILL } } ,
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{ & hf_simulcrypt_ca_subsystem_id ,
{ " CA Subsystem ID " , " simulcrypt.parameter.ca_subsystem_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
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2008-10-15 18:22:01 +00:00
{ & hf_simulcrypt_super_cas_id ,
{ " SuperCAS ID " , " simulcrypt.super_cas_id " , FT_UINT32 , BASE_HEX , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_section_tspkt_flag ,
{ " Section TS pkt flag " , " simulcrypt.section_tspkt_flag " , FT_UINT8 , BASE_HEX , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_ecm_channel_id ,
{ " ECM channel ID " , " simulcrypt.ecm_channel_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
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{ & hf_simulcrypt_delay_start ,
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{ " Delay start " , " simulcrypt.delay_start " , FT_INT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
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{ & hf_simulcrypt_delay_stop ,
2008-10-15 18:22:01 +00:00
{ " Delay stop " , " simulcrypt.delay_stop " , FT_INT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
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{ & hf_simulcrypt_ac_delay_start ,
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{ " AC delay start " , " simulcrypt.ac_delay_start " , FT_INT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
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{ & hf_simulcrypt_ac_delay_stop ,
2008-10-15 18:22:01 +00:00
{ " AC delay stop " , " simulcrypt.ac_delay_stop " , FT_INT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
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{ & hf_simulcrypt_transition_delay_start ,
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{ " Transition delay start " , " simulcrypt.transition_delay_start " , FT_INT16 , BASE_DEC , NULL , 0x0 ,
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
NULL , HFILL } } ,
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2010-10-04 22:03:07 +00:00
{ & hf_simulcrypt_transition_delay_stop ,
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{ " Transition delay stop " , " simulcrypt.transition_delay_stop " , FT_INT16 , BASE_DEC , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & hf_simulcrypt_ecm_rep_period ,
{ " ECM repetition period " , " simulcrypt.ecm_rep_period " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_max_streams ,
{ " Max streams " , " simulcrypt.max_streams " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_min_cp_duration ,
{ " Min CP duration " , " simulcrypt.min_cp_duration " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_lead_cw ,
{ " Lead CW " , " simulcrypt.lead_cw " , FT_UINT8 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_cw_per_msg ,
{ " CW per msg " , " simulcrypt.cw_per_msg " , FT_UINT8 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_max_comp_time ,
{ " Max comp time " , " simulcrypt.max_comp_time " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_access_criteria ,
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
{ " Access criteria " , " simulcrypt.access_criteria " , FT_BYTES , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
{ & hf_simulcrypt_ecm_stream_id ,
{ " ECM stream ID " , " simulcrypt.ecm_stream_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & hf_simulcrypt_nominal_cp_duration ,
{ " Nominal CP duration " , " simulcrypt.nominal_cp_duration " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_access_criteria_transfer_mode ,
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
{ " AC transfer mode " , " simulcrypt.access_criteria_transfer_mode " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
{ & hf_simulcrypt_cp_number ,
{ " CP number " , " simulcrypt.cp_number " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_cp_duration ,
{ " CP duration " , " simulcrypt.cp_duration " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_cp_cw_combination ,
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
{ " CP CW combination " , " simulcrypt.cp_cw_combination " , FT_BYTES , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
2010-10-04 22:03:07 +00:00
2008-10-15 18:22:01 +00:00
{ & hf_simulcrypt_ecm_datagram ,
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
{ " ECM datagram " , " simulcrypt.ecm_datagram " , FT_BYTES , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
{ & hf_simulcrypt_cw_encryption ,
{ " CW encryption " , " simulcrypt.cw_encryption " , FT_NONE , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_ecm_id ,
{ " ECM ID " , " simulcrypt.ecm_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
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{ & hf_simulcrypt_client_id ,
{ " Client ID " , " simulcrypt.client_id " , FT_UINT32 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_data_channel_id ,
{ " Data Channel ID " , " simulcrypt.data_channel_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_data_stream_id ,
{ " Data Stream ID " , " simulcrypt.data_stream_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_datagram ,
{ " Datagram " , " simulcrypt.datagram " , FT_BYTES , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_bandwidth ,
{ " Bandwidth " , " simulcrypt.bandwidth " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_data_type ,
{ " Data Type " , " simulcrypt.data_type " , FT_UINT8 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_data_id ,
{ " Data ID " , " simulcrypt.data_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
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{ & hf_simulcrypt_ecmg_error_status ,
{ " Error status " , " simulcrypt.error_status " , FT_UINT16 , BASE_DEC , VALS ( ecmg_error_values ) , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_emmg_error_status ,
{ " Error status " , " simulcrypt.error_status " , FT_UINT16 , BASE_DEC , VALS ( emmg_error_values ) , 0x0 ,
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NULL , HFILL } } ,
{ & hf_simulcrypt_error_information ,
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{ " Error information " , " simulcrypt.error_information " , FT_BYTES , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
{ & hf_simulcrypt_eis_parameter_type ,
{ " Parameter Type " , " simulcrypt.parameter.type " , FT_UINT16 , BASE_HEX , VALS ( eis_parametertypenames ) , 0x0 , /* type 2 bytes */
NULL , HFILL } } ,
{ & hf_simulcrypt_eis_channel_id ,
{ " EIS channel ID " , " simulcrypt.parameter.eis_channel_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_service_flag ,
{ " Service flag " , " simulcrypt.parameter.service_flag " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_component_flag ,
{ " Component flag " , " simulcrypt.parameter.component_flag " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_max_scg ,
{ " Max SCG " , " simulcrypt.parameter.max_scg " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_ecm_group ,
{ " ECM group " , " simulcrypt.parameter.ecm_group " , FT_BYTES , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_scg_id ,
{ " SCG ID " , " simulcrypt.parameter.scg_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_scg_reference_id ,
{ " SCG reference ID " , " simulcrypt.parameter.scg_reference_id " , FT_UINT32 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_activation_time ,
{ " Activation time " , " simulcrypt.parameter.activation_time " , FT_BYTES , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_year ,
{ " Year " , " simulcrypt.parameter.year " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_month ,
{ " Month " , " simulcrypt.parameter.month " , FT_UINT8 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_day ,
{ " Day " , " simulcrypt.parameter.day " , FT_UINT8 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_hour ,
{ " Hour " , " simulcrypt.parameter.hour " , FT_UINT8 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_minute ,
{ " Minute " , " simulcrypt.parameter.minute " , FT_UINT8 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_second ,
{ " Second " , " simulcrypt.parameter.second " , FT_UINT8 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_hundredth_second ,
{ " Hundredth_second " , " simulcrypt.parameter.hundredth_second " , FT_UINT8 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_activation_pending_flag ,
{ " Activation pending flag " , " simulcrypt.parameter.activation_pending_flag " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_component_id ,
{ " Component ID " , " simulcrypt.parameter.component_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_service_id ,
{ " Service ID " , " simulcrypt.parameter.service_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_transport_stream_id ,
{ " Transport stream ID " , " simulcrypt.parameter.transport_stream_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_ac_changed_flag ,
{ " AC changed flag " , " simulcrypt.parameter.ac_changed_flag " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_scg_current_reference_id ,
{ " SCG current reference ID " , " simulcrypt.parameter.scg_current_reference_id " , FT_UINT32 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_scg_pending_reference_id ,
{ " SCG pending reference ID " , " simulcrypt.parameter.scg_pending_reference_id " , FT_UINT32 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_cp_duration_flag ,
{ " CP duration flag " , " simulcrypt.parameter.cp_duration_flag " , FT_UINT8 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_recommended_cp_duration ,
{ " Recommended CP duration " , " simulcrypt.parameter.recommended_cp_duration " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_scg_nominal_cp_duration ,
{ " SCG nominal CP duration " , " simulcrypt.parameter.scg_nominal_cp_duration " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_original_network_id ,
{ " Original network ID " , " simulcrypt.parameter.original_network_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_eis_error_status ,
{ " Error status " , " simulcrypt.error_status " , FT_UINT16 , BASE_DEC , VALS ( eis_error_values ) , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_error_description ,
{ " Error status " , " simulcrypt.error_description " , FT_STRING , BASE_NONE , NULL , 0x0 , /* error_description --> ASCII byte string */
NULL , HFILL } } ,
{ & hf_simulcrypt_psig_parameter_type ,
{ " Parameter Type " , " simulcrypt.parameter.type " , FT_UINT16 , BASE_HEX , VALS ( psig_parametertypenames ) , 0x0 , /* type 2 bytes */
NULL , HFILL } } ,
{ & hf_simulcrypt_psig_type ,
{ " PSIG type " , " simulcrypt.parameter.psig_type " , FT_UINT8 , BASE_HEX , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_channel_id ,
{ " Channel ID " , " simulcrypt.parameter.channel_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_stream_id ,
{ " Stream ID " , " simulcrypt.parameter.stream_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_packet_id ,
{ " Packet ID " , " simulcrypt.parameter.packet_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_interface_mode_configuration ,
{ " Interface mode configuration " , " simulcrypt.parameter.interface_mode_configuration " , FT_UINT8 , BASE_HEX , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_max_stream ,
{ " Max stream " , " simulcrypt.parameter.max_stream " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_table_period_pair ,
{ " Table period pair " , " simulcrypt.parameter.table_period_pair " , FT_BYTES , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_mpeg_section ,
{ " MPEG section " , " simulcrypt.parameter.mpeg_section " , FT_BYTES , BASE_NONE , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_repetition_rate ,
{ " Repetition rate " , " simulcrypt.parameter.repetition_rate " , FT_UINT32 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_initial_bandwidth ,
{ " Initial bandwidth " , " simulcrypt.parameter.initial_bandwidth " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_asi_input_packet_id ,
{ " ASI input packet ID " , " simulcrypt.parameter.asi_input_packet_id " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } } ,
{ & hf_simulcrypt_psig_error_status ,
{ " Error status " , " simulcrypt.parameter.error_status " , FT_UINT16 , BASE_DEC , NULL , 0x0 ,
NULL , HFILL } }
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} ;
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static gint * ett [ ] =
{
& ett_simulcrypt ,
& ett_simulcrypt_header ,
& ett_simulcrypt_message ,
& ett_simulcrypt_parameter ,
& ett_simulcrypt_super_cas_id ,
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& ett_simulcrypt_ecm_datagram ,
& ett_simulcrypt_ecm_group ,
& ett_simulcrypt_activation_time ,
& ett_simulcrypt_table_period_pair
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} ;
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2008-10-15 18:22:01 +00:00
module_t * simulcrypt_module ;
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/* execute protocol initialization only once */
proto_simulcrypt = proto_register_protocol ( " SIMULCRYPT Protocol " , " SIMULCRYPT " , " simulcrypt " ) ;
proto_register_field_array ( proto_simulcrypt , hf , array_length ( hf ) ) ;
proto_register_subtree_array ( ett , array_length ( ett ) ) ;
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register_init_routine ( simulcrypt_init ) ;
/* Register our configuration options for Simulcrypt, particularly our port. */
/* This registers our preferences; function proto_reg_handoff_simulcrypt is */
/* called when preferences are applied. */
simulcrypt_module = prefs_register_protocol ( proto_simulcrypt , proto_reg_handoff_simulcrypt ) ;
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prefs_register_uint_preference ( simulcrypt_module , " tcp.port " , " Simulcrypt TCP Port " ,
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" Set the TCP port for Simulcrypt messages ('0' means no port is assigned) " ,
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10 , & global_simulcrypt_tcp_port ) ;
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2009-07-01 07:21:13 +00:00
prefs_register_uint_preference ( simulcrypt_module , " udp.port " , " Simulcrypt UDP Port " ,
" Set the UDP port for Simulcrypt messages ('0' means no port is assigned) " ,
10 , & global_simulcrypt_udp_port ) ;
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2009-03-08 11:55:44 +00:00
prefs_register_uint_preference ( simulcrypt_module , " ca_system_id_mikey " , " MIKEY ECM CA_system_ID (in hex) " ,
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" Set the CA_system_ID used to decode ECM datagram as MIKEY " , 16 , & ca_system_id_mikey ) ;
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}
/* this is run every time preferences are changed and also during Wireshark initialization */
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void
proto_reg_handoff_simulcrypt ( void )
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{
static gboolean initialized = FALSE ;
static dissector_handle_t simulcrypt_handle ;
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static guint tcp_port , udp_port ;
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guint i ;
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if ( ! initialized ) {
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simulcrypt_handle = create_dissector_handle ( dissect_simulcrypt , proto_simulcrypt ) ;
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for ( i = 0 ; i < ECM_INTERPRETATION_SIZE ; i + + )
{
tab_ecm_inter [ i ] . protocol_handle = find_dissector ( tab_ecm_inter [ i ] . protocol_name ) ;
}
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dissector_add_handle ( " tcp.port " , simulcrypt_handle ) ; /* for "decode_as" */
dissector_add_handle ( " udp.port " , simulcrypt_handle ) ; /* for "decode_as" */
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initialized = TRUE ;
}
else {
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dissector_delete_uint ( " tcp.port " , tcp_port , simulcrypt_handle ) ;
dissector_delete_uint ( " udp.port " , udp_port , simulcrypt_handle ) ;
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}
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if ( global_simulcrypt_tcp_port ! = 0 ) {
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dissector_add_uint ( " tcp.port " , global_simulcrypt_tcp_port , simulcrypt_handle ) ;
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}
if ( global_simulcrypt_udp_port ! = 0 ) {
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dissector_add_uint ( " udp.port " , global_simulcrypt_udp_port , simulcrypt_handle ) ;
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}
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tcp_port = global_simulcrypt_tcp_port ;
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udp_port = global_simulcrypt_udp_port ;
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/* update tab_ecm_inter table (always do this) */
tab_ecm_inter [ ECM_MIKEY_INDEX ] . ca_system_id = ca_system_id_mikey ;
}