forked from osmocom/wireshark
88d9e0f55f
This patch fixes several misspellings/typos in Wireshark SVN revision 28201. svn path=/trunk/; revision=28209
6218 lines
196 KiB
C
6218 lines
196 KiB
C
/* packet-bssgp.c
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* Routines for Base Station Subsystem GPRS Protocol dissection
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* Copyright 2000, Susanne Edlund <susanne.edlund@ericsson.com>
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/* 3GPP TS 48.018 V 6.5.0 (2004-07) Release 6 */
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include <glib.h>
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#include <epan/packet.h>
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#include <prefs.h>
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#include "packet-bssgp.h"
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#include "packet-e212.h"
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#include "packet-gsm_a_common.h"
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/* #define BSSGP_DEBUG */
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#define BSSGP_LITTLE_ENDIAN FALSE
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#define BSSGP_TRANSLATION_MAX_LEN 50
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#define BSSGP_MASK_LEFT_OCTET_HALF 0xf0
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#define BSSGP_MASK_RIGHT_OCTET_HALF 0x0f
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#define BSSGP_MOBILE_IDENTITY_TYPE_IMSI 1
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#define BSSGP_MOBILE_IDENTITY_TYPE_IMEI 2
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#define BSSGP_MOBILE_IDENTITY_TYPE_IMEISV 3
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#define BSSGP_MOBILE_IDENTITY_TYPE_TMSI_PTMSI 4
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#define BSSGP_MOBILE_IDENTITY_TYPE_NO_IDENTITY 0
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#define BSSGP_SEP ", "
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#define BSSGP_NOT_DECODED "< Not decoded yet >"
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#define BSSGP_UNKNOWN (-1)
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static int bssgp_decode_nri = 0;
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static guint bssgp_nri_length = 4;
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static dissector_handle_t llc_handle;
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static dissector_handle_t rrlp_handle;
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static dissector_handle_t data_handle;
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module_t *bssgp_module;
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/* Initialize the protocol and registered fields */
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static int hf_bssgp_iei_nacc_cause = -1;
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static int proto_bssgp = -1;
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static int hf_bssgp_pdu_type = -1;
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static int hf_bssgp_ie_type = -1;
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static int hf_bssgp_mcc = -1;
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static int hf_bssgp_mnc = -1;
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static int hf_bssgp_lac = -1;
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static int hf_bssgp_rac = -1;
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static int hf_bssgp_ci = -1;
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static int hf_bssgp_ra_discriminator = -1;
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static int hf_bssgp_appid = -1;
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static int hf_bssgp_rcid = -1;
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static int hf_bssgp_rrc_si_msg_type = -1;
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static int hf_ran_inf_req_pdu_type_ext = -1;
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static int hf_ran_inf_pdu_type_ext = -1;
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static int hf_bssgp_nri = -1;
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static int hf_bssgp_imsi = -1;
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static int hf_bssgp_imei = -1;
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static int hf_bssgp_imeisv = -1;
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static int hf_bssgp_tmsi_ptmsi = -1;
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static int hf_bssgp_bvci = -1;
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static int hf_bssgp_nsei = -1;
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static int hf_bssgp_tlli = -1;
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/* Initialize the subtree pointers */
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static gint ett_bssgp = -1;
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static gint ett_bssgp_qos_profile = -1;
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static gint ett_bssgp_gprs_timer = -1;
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static gint ett_bssgp_cell_identifier = -1;
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static gint ett_bssgp_channel_needed = -1;
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static gint ett_bssgp_drx_parameters = -1;
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static gint ett_bssgp_mobile_identity = -1;
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static gint ett_bssgp_priority = -1;
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static gint ett_bssgp_lsa_identifier_list = -1;
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static gint ett_bssgp_lsa_information = -1;
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static gint ett_bssgp_lsa_information_lsa_identification_and_attributes = -1;
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static gint ett_bssgp_abqp = -1;
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static gint ett_bssgp_lcs_qos = -1;
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static gint ett_bssgp_lcs_client_type = -1;
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static gint ett_bssgp_requested_gps_assistance_data = -1;
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static gint ett_bssgp_requested_gps_assistance_data_satellite = -1;
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static gint ett_bssgp_location_type = -1;
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static gint ett_bssgp_positioning_data_positioning_method = -1;
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static gint ett_bssgp_deciphering_keys = -1;
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static gint ett_bssgp_lcs_cause = -1;
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static gint ett_bssgp_lcs_capability = -1;
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static gint ett_bssgp_rrlp_flags = -1;
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static gint ett_bssgp_rim_pdu_indications = -1;
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static gint ett_bssgp_mcc = -1;
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static gint ett_bssgp_mnc = -1;
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static gint ett_bssgp_routing_area = -1;
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static gint ett_bssgp_location_area = -1;
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static gint ett_bssgp_rai_ci = -1;
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static gint ett_bssgp_rim_routing_information =-1;
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static gint ett_bssgp_ran_information_request_application_container = -1;
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static gint ett_bssgp_ran_information_request_container_unit = -1;
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static gint ett_bssgp_ran_information_container_unit = -1;
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static gint ett_bssgp_pfc_flow_control_parameters = -1;
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static gint ett_bssgp_pfc_flow_control_parameters_pfc = -1;
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static gint ett_bssgp_global_cn_id = -1;
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static gint ett_bssgp_ms_radio_access_capability = -1;
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static gint ett_bssgp_msrac_value_part = -1;
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static gint ett_bssgp_msrac_additional_access_technologies = -1;
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static gint ett_bssgp_msrac_access_capabilities = -1;
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static gint ett_bssgp_msrac_a5_bits = -1;
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static gint ett_bssgp_msrac_multislot_capability = -1;
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static gint ett_bssgp_feature_bitmap = -1;
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static gint ett_bssgp_positioning_data = -1;
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static gint ett_bssgp_tlli = -1;
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static gint ett_bssgp_tmsi_ptmsi = -1;
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/* PDU type coding, v6.5.0, table 11.3.26, p 80 */
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#define BSSGP_PDU_DL_UNITDATA 0x00
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#define BSSGP_PDU_UL_UNITDATA 0x01
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#define BSSGP_PDU_RA_CAPABILITY 0x02
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#define BSSGP_PDU_PTM_UNITDATA 0x03
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#define BSSGP_PDU_PAGING_PS 0x06
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#define BSSGP_PDU_PAGING_CS 0x07
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#define BSSGP_PDU_RA_CAPABILITY_UPDATE 0x08
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#define BSSGP_PDU_RA_CAPABILITY_UPDATE_ACK 0x09
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#define BSSGP_PDU_RADIO_STATUS 0x0a
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#define BSSGP_PDU_SUSPEND 0x0b
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#define BSSGP_PDU_SUSPEND_ACK 0x0c
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#define BSSGP_PDU_SUSPEND_NACK 0x0d
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#define BSSGP_PDU_RESUME 0x0e
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#define BSSGP_PDU_RESUME_ACK 0x0f
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#define BSSGP_PDU_RESUME_NACK 0x10
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#define BSSGP_PDU_BVC_BLOCK 0x20
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#define BSSGP_PDU_BVC_BLOCK_ACK 0x21
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#define BSSGP_PDU_BVC_RESET 0x22
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#define BSSGP_PDU_BVC_RESET_ACK 0x23
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#define BSSGP_PDU_BVC_UNBLOCK 0x24
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#define BSSGP_PDU_BVC_UNBLOCK_ACK 0x25
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#define BSSGP_PDU_FLOW_CONTROL_BVC 0x26
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#define BSSGP_PDU_FLOW_CONTROL_BVC_ACK 0x27
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#define BSSGP_PDU_FLOW_CONTROL_MS 0x28
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#define BSSGP_PDU_FLOW_CONTROL_MS_ACK 0x29
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#define BSSGP_PDU_FLUSH_LL 0x2a
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#define BSSGP_PDU_FLUSH_LL_ACK 0x2b
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#define BSSGP_PDU_LLC_DISCARDED 0x2c
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#define BSSGP_PDU_FLOW_CONTROL_PFC 0x2d
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#define BSSGP_PDU_FLOW_CONTROL_PFC_ACK 0x2e
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#define BSSGP_PDU_SGSN_INVOKE_TRACE 0x40
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#define BSSGP_PDU_STATUS 0x41
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#define BSSGP_PDU_DOWNLOAD_BSS_PFC 0x50
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#define BSSGP_PDU_CREATE_BSS_PFC 0x51
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#define BSSGP_PDU_CREATE_BSS_PFC_ACK 0x52
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#define BSSGP_PDU_CREATE_BSS_PFC_NACK 0x53
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#define BSSGP_PDU_MODIFY_BSS_PFC 0x54
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#define BSSGP_PDU_MODIFY_BSS_PFC_ACK 0x55
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#define BSSGP_PDU_DELETE_BSS_PFC 0x56
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#define BSSGP_PDU_DELETE_BSS_PFC_ACK 0x57
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#define BSSGP_PDU_DELETE_BSS_PFC_REQ 0x58
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#define BSSGP_PDU_PERFORM_LOCATION_REQUEST 0x60
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#define BSSGP_PDU_PERFORM_LOCATION_RESPONSE 0x61
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#define BSSGP_PDU_PERFORM_LOCATION_ABORT 0x62
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#define BSSGP_PDU_POSITION_COMMAND 0x63
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#define BSSGP_PDU_POSITION_RESPONSE 0x64
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#define BSSGP_PDU_RAN_INFORMATION 0x70
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#define BSSGP_PDU_RAN_INFORMATION_REQUEST 0x71
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#define BSSGP_PDU_RAN_INFORMATION_ACK 0x72
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#define BSSGP_PDU_RAN_INFORMATION_ERROR 0x73
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#define BSSGP_PDU_RAN_APPLICATION_ERROR 0x74
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static const value_string tab_bssgp_pdu_types[] = {
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{ BSSGP_PDU_DL_UNITDATA, "DL-UNITDATA" },
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{ BSSGP_PDU_UL_UNITDATA, "UL-UNITDATA" },
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{ BSSGP_PDU_RA_CAPABILITY, "RA-CAPABILITY" },
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{ BSSGP_PDU_PTM_UNITDATA, "PTM-UNITDATA" },
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{ BSSGP_PDU_PAGING_PS, "PAGING-PS" },
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{ BSSGP_PDU_PAGING_CS, "PAGING-CS" },
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{ BSSGP_PDU_RA_CAPABILITY_UPDATE, "RA-CAPABILITY-UPDATE" },
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{ BSSGP_PDU_RA_CAPABILITY_UPDATE_ACK, "RA-CAPABILITY-UPDATE-ACK" },
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{ BSSGP_PDU_RADIO_STATUS, "RADIO-STATUS" },
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{ BSSGP_PDU_SUSPEND, "SUSPEND" },
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{ BSSGP_PDU_SUSPEND_ACK, "SUSPEND-ACK" },
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{ BSSGP_PDU_SUSPEND_NACK, "SUSPEND-NACK" },
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{ BSSGP_PDU_RESUME, "RESUME" },
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{ BSSGP_PDU_RESUME_ACK, "RESUME-ACK" },
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{ BSSGP_PDU_RESUME_NACK, "RESUME-NACK" },
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{ BSSGP_PDU_BVC_BLOCK, "BVC-BLOCK" },
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{ BSSGP_PDU_BVC_BLOCK_ACK, "BVC-BLOCK-ACK" },
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{ BSSGP_PDU_BVC_RESET, "BVC-RESET" },
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{ BSSGP_PDU_BVC_RESET_ACK, "BVC-RESET-ACK" },
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{ BSSGP_PDU_BVC_UNBLOCK, "UNBLOCK" },
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{ BSSGP_PDU_BVC_UNBLOCK_ACK, "UNBLOCK-ACK" },
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{ BSSGP_PDU_FLOW_CONTROL_BVC, "FLOW-CONTROL-BVC" },
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{ BSSGP_PDU_FLOW_CONTROL_BVC_ACK, "FLOW-CONTROL-BVC-ACK" },
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{ BSSGP_PDU_FLOW_CONTROL_MS, "FLOW-CONTROL-MS" },
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{ BSSGP_PDU_FLOW_CONTROL_MS_ACK, "FLOW-CONTROL-MS-ACK" },
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{ BSSGP_PDU_FLUSH_LL, "FLUSH-LL" },
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{ BSSGP_PDU_FLUSH_LL_ACK, "FLUSH_LL_ACK" },
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{ BSSGP_PDU_LLC_DISCARDED, "LLC-DISCARDED" },
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{ BSSGP_PDU_FLOW_CONTROL_PFC, "FLOW-CONTROL-PFC" },
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{ BSSGP_PDU_FLOW_CONTROL_PFC_ACK, "FLOW-CONTROL-PFC-ACK" },
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{ BSSGP_PDU_SGSN_INVOKE_TRACE, "SGSN-INVOKE-TRACE" },
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{ BSSGP_PDU_STATUS, "STATUS" },
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{ BSSGP_PDU_DOWNLOAD_BSS_PFC, "DOWNLOAD-BSS-PFC" },
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{ BSSGP_PDU_CREATE_BSS_PFC, "CREATE-BSS-PFC" },
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{ BSSGP_PDU_CREATE_BSS_PFC_ACK, "CREATE-BSS-PFC-ACK" },
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{ BSSGP_PDU_CREATE_BSS_PFC_NACK, "CREATE-BSS-PFC-NACK" },
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{ BSSGP_PDU_MODIFY_BSS_PFC, "MODIFY-BSS-PFC" },
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{ BSSGP_PDU_MODIFY_BSS_PFC_ACK, "MODIFY-BSS-PFC-ACK" },
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{ BSSGP_PDU_DELETE_BSS_PFC, "DELETE-BSS-PFC" },
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{ BSSGP_PDU_DELETE_BSS_PFC_ACK, "DELETE-BSS-PFC-ACK" },
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{ BSSGP_PDU_DELETE_BSS_PFC_REQ, "DELETE-BSS-PFC-REQ" },
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{ BSSGP_PDU_PERFORM_LOCATION_REQUEST, "PERFORM-LOCATION-REQUEST" },
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{ BSSGP_PDU_PERFORM_LOCATION_RESPONSE, "PERFORM-LOCATION-RESPONSE" },
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{ BSSGP_PDU_PERFORM_LOCATION_ABORT, "PERFORM-LOCATION-ABORT" },
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{ BSSGP_PDU_POSITION_COMMAND, "POSITION-COMMAND" },
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{ BSSGP_PDU_POSITION_RESPONSE, "POSITION-RESPONSE" },
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{ BSSGP_PDU_RAN_INFORMATION, "RAN-INFORMATION" },
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{ BSSGP_PDU_RAN_INFORMATION_REQUEST, "RAN-INFORMATION-REQUEST" },
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{ BSSGP_PDU_RAN_INFORMATION_ACK, "RAN-INFORMATION-ACK" },
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{ BSSGP_PDU_RAN_INFORMATION_ERROR, "RAN-INFORMATION-ERROR" },
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{ 0, NULL },
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};
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/* Information element coding, v 6.5.0, table 11.3, p 72 */
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#define BSSGP_IEI_ALIGNMENT_OCTETS 0x00
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#define BSSGP_IEI_BMAX_DEFAULT_MS 0x01
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#define BSSGP_IEI_BSS_AREA_INDICATION 0x02
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#define BSSGP_IEI_BUCKET_LEAK_RATE 0x03
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#define BSSGP_IEI_BVCI 0x04
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#define BSSGP_IEI_BVC_BUCKET_SIZE 0x05
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#define BSSGP_IEI_BVC_MEASUREMENT 0x06
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#define BSSGP_IEI_CAUSE 0x07
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#define BSSGP_IEI_CELL_IDENTIFIER 0x08
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#define BSSGP_IEI_CHANNEL_NEEDED 0x09
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#define BSSGP_IEI_DRX_PARAMETERS 0x0a
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#define BSSGP_IEI_EMLPP_PRIORITY 0x0b
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#define BSSGP_IEI_FLUSH_ACTION 0x0c
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#define BSSGP_IEI_IMSI 0x0d
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#define BSSGP_IEI_LLC_PDU 0x0e
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#define BSSGP_IEI_LLC_FRAMES_DISCARDED 0x0f
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#define BSSGP_IEI_LOCATION_AREA 0x10
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#define BSSGP_IEI_MOBILE_ID 0x11
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#define BSSGP_IEI_MS_BUCKET_SIZE 0x12
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#define BSSGP_IEI_MS_RADIO_ACCESS_CAPABILITY 0x13
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#define BSSGP_IEI_OMC_ID 0x14
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#define BSSGP_IEI_PDU_IN_ERROR 0x15
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#define BSSGP_IEI_PDU_LIFETIME 0x16
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#define BSSGP_IEI_PRIORITY 0x17
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#define BSSGP_IEI_QOS_PROFILE 0x18
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#define BSSGP_IEI_RADIO_CAUSE 0x19
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#define BSSGP_IEI_RA_CAP_UPD_CAUSE 0x1a
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#define BSSGP_IEI_ROUTING_AREA 0x1b
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#define BSSGP_IEI_R_DEFAULT_MS 0x1c
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#define BSSGP_IEI_SUSPEND_REFERENCE_NUMBER 0x1d
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#define BSSGP_IEI_TAG 0x1e
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#define BSSGP_IEI_TLLI 0x1f
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#define BSSGP_IEI_TMSI 0x20
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#define BSSGP_IEI_TRACE_REFERENCE 0x21
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#define BSSGP_IEI_TRACE_TYPE 0x22
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#define BSSGP_IEI_TRANSACTION_ID 0x23
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#define BSSGP_IEI_TRIGGER_ID 0x24
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#define BSSGP_IEI_NUMBER_OF_OCTETS_AFFECTED 0x25
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#define BSSGP_IEI_LSA_IDENTIFIER_LIST 0x26
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#define BSSGP_IEI_LSA_INFORMATION 0x27
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#define BSSGP_IEI_PFI 0x28
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#define BSSGP_IEI_GPRS_TIMER 0x29
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#define BSSGP_IEI_ABQP 0x3a
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#define BSSGP_IEI_FEATURE_BITMAP 0x3b
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#define BSSGP_IEI_BUCKET_FULL_RATIO 0x3c
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#define BSSGP_IEI_SERVICE_UTRAN_CCO 0x3d
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#define BSSGP_IEI_NSEI 0x3e
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#define BSSGP_IEI_RRLP_APDU 0x3f
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#define BSSGP_IEI_LCS_QOS 0x40
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#define BSSGP_IEI_LCS_CLIENT_TYPE 0x41
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#define BSSGP_IEI_REQUESTED_GPS_ASSISTANCE_DATA 0x42
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#define BSSGP_IEI_LOCATION_TYPE 0x43
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#define BSSGP_IEI_LOCATION_ESTIMATE 0x44
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#define BSSGP_IEI_POSITIONING_DATA 0x45
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#define BSSGP_IEI_DECIPHERING_KEYS 0x46
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#define BSSGP_IEI_LCS_PRIORITY 0x47
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#define BSSGP_IEI_LCS_CAUSE 0x48
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#define BSSGP_IEI_LCS_CAPABILITY 0x49
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#define BSSGP_IEI_RRLP_FLAGS 0x4a
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#define BSSGP_IEI_RIM_APPLICATION_IDENTITY 0x4b
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#define BSSGP_IEI_RIM_SEQUENCE_NUMBER 0x4c
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#define BSSGP_IEI_RAN_INFORMATION_REQUEST_APPLICATION_CONTAINER 0x4d
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#define BSSGP_IEI_RAN_INFORMATION_APPLICATION_CONTAINER 0x4e
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#define BSSGP_IEI_RIM_PDU_INDICATIONS 0x4f
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#define BSSGP_IEI_NUMBER_OF_CONTAINER_UNITS 0x50
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#define BSSGP_IEI_PFC_FLOW_CONTROL_PARAMETERS 0x52
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#define BSSGP_IEI_GLOBAL_CN_ID 0x53
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#define BSSGP_IEI_RIM_ROUTING_INFORMATION 0x54
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#define BSSGP_IEI_RIM_PROTOCOL_VERSION 0x55
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#define BSSGP_IEI_APPLICATION_ERROR_CONTAINER 0x56
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#define BSSGP_IEI_RAN_INFORMATION_REQUEST_CONTAINER_UNIT 0x57
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#define BSSGP_IEI_RAN_INFORMATION_CONTAINER_UNIT 0x58
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#define BSSGP_IEI_RAN_INFORMATION_APPLICATION_ERROR_CONTAINER_UNIT 0x59
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#define BSSGP_IEI_RAN_INFORMATION_ACK_RIM_CONTAINER 0x5a
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#define BSSGP_IEI_RAN_INFORMATION_ERROR_RIM_CONTAINER 0x5b
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|
static const value_string tab_nacc_cause[]={
|
|
{ 0x00, "Other unspecified error" },
|
|
{ 0x01, "Syntax error in the Application Container" },
|
|
{ 0x02, "Reporting Cell Identifier does not match with the Destination Cell Identifier or with the Source Cell Identifier" },
|
|
{ 0x03, "SI/PSI type error" },
|
|
{ 0x04, "Inconsistent length of a SI/PSI message" },
|
|
{ 0x05, "Inconsistent set of messages" },
|
|
{ 0, NULL },
|
|
|
|
};
|
|
static const value_string tab_bssgp_ie_types[] = {
|
|
{ BSSGP_IEI_ALIGNMENT_OCTETS, "Alignment Octets" },
|
|
{ BSSGP_IEI_BMAX_DEFAULT_MS, "Bmax Default MS" },
|
|
{ BSSGP_IEI_BSS_AREA_INDICATION, "BSS Area Indication" },
|
|
{ BSSGP_IEI_BUCKET_LEAK_RATE, "Bucket Leak Rate" },
|
|
{ BSSGP_IEI_BVCI, "BVCI" },
|
|
{ BSSGP_IEI_BVC_BUCKET_SIZE, "BVC Bucket Size" },
|
|
{ BSSGP_IEI_BVC_MEASUREMENT, "BVC Measurement" },
|
|
{ BSSGP_IEI_CAUSE, "Cause" },
|
|
{ BSSGP_IEI_CELL_IDENTIFIER, "Cell Identifier" },
|
|
{ BSSGP_IEI_CHANNEL_NEEDED, "Channel Needed" },
|
|
{ BSSGP_IEI_DRX_PARAMETERS, "DRX Parameters" },
|
|
{ BSSGP_IEI_EMLPP_PRIORITY, "eMLPP Priority" },
|
|
{ BSSGP_IEI_FLUSH_ACTION, "Flush Action" },
|
|
{ BSSGP_IEI_IMSI, "IMSI" },
|
|
{ BSSGP_IEI_LLC_PDU, "LLC PDU" },
|
|
{ BSSGP_IEI_LLC_FRAMES_DISCARDED, "LLC Frames Discarded" },
|
|
{ BSSGP_IEI_LOCATION_AREA, "Location Area" },
|
|
{ BSSGP_IEI_MOBILE_ID, "Mobile Id" },
|
|
{ BSSGP_IEI_MS_BUCKET_SIZE, "MS Bucket Size" },
|
|
{ BSSGP_IEI_MS_RADIO_ACCESS_CAPABILITY, "MS Radio Access Capability" },
|
|
{ BSSGP_IEI_OMC_ID, "OMC Id" },
|
|
{ BSSGP_IEI_PDU_IN_ERROR, "PDU In Error" },
|
|
{ BSSGP_IEI_PDU_LIFETIME, "PDU Lifetime" },
|
|
{ BSSGP_IEI_PRIORITY, "Priority" },
|
|
{ BSSGP_IEI_QOS_PROFILE, "QoS Profile" },
|
|
{ BSSGP_IEI_RADIO_CAUSE, "Radio Cause" },
|
|
{ BSSGP_IEI_RA_CAP_UPD_CAUSE, "RA-Cap-UPD-Cause" },
|
|
{ BSSGP_IEI_ROUTING_AREA, "Routing Area" },
|
|
{ BSSGP_IEI_R_DEFAULT_MS, "R_default_MS" },
|
|
{ BSSGP_IEI_SUSPEND_REFERENCE_NUMBER, "Suspend Reference Number" },
|
|
{ BSSGP_IEI_TAG, "Tag" },
|
|
{ BSSGP_IEI_TLLI, "TLLI" },
|
|
{ BSSGP_IEI_TMSI, "TMSI" },
|
|
{ BSSGP_IEI_TRACE_REFERENCE, "Trace Reference" },
|
|
{ BSSGP_IEI_TRACE_TYPE, "Trace Type" },
|
|
{ BSSGP_IEI_TRANSACTION_ID, "Transaction Id" },
|
|
{ BSSGP_IEI_TRIGGER_ID, "Trigger Id" },
|
|
{ BSSGP_IEI_NUMBER_OF_OCTETS_AFFECTED, "Number of Octets Affected" },
|
|
{ BSSGP_IEI_LSA_IDENTIFIER_LIST, "LSA Identifier List" },
|
|
{ BSSGP_IEI_LSA_INFORMATION, "LSA Information" },
|
|
{ BSSGP_IEI_PFI, "Packet Flow Identifier: " },
|
|
{ BSSGP_IEI_GPRS_TIMER, "GPRS Timer" },
|
|
{ BSSGP_IEI_ABQP, "ABQP" },
|
|
{ BSSGP_IEI_FEATURE_BITMAP, "Feature Bitmap" },
|
|
{ BSSGP_IEI_BUCKET_FULL_RATIO, "Bucket Full Ratio" },
|
|
{ BSSGP_IEI_SERVICE_UTRAN_CCO, "Service UTRAN CCO" },
|
|
{ BSSGP_IEI_NSEI, "NSEI" },
|
|
{ BSSGP_IEI_RRLP_APDU, "RRLP APDU" },
|
|
{ BSSGP_IEI_LCS_QOS, "LCS QoS" },
|
|
{ BSSGP_IEI_LCS_CLIENT_TYPE, "LCS Client Type" },
|
|
{ BSSGP_IEI_REQUESTED_GPS_ASSISTANCE_DATA, "Requested GPS Assistance Data" },
|
|
{ BSSGP_IEI_LOCATION_TYPE, "Location Type" },
|
|
{ BSSGP_IEI_LOCATION_ESTIMATE, "Location Estimate" },
|
|
{ BSSGP_IEI_POSITIONING_DATA, "Positioning Data" },
|
|
{ BSSGP_IEI_DECIPHERING_KEYS, "Deciphering Keys" },
|
|
{ BSSGP_IEI_LCS_PRIORITY, "LCS Priority" },
|
|
{ BSSGP_IEI_LCS_CAUSE, "LCS Cause" },
|
|
{ BSSGP_IEI_LCS_CAPABILITY, "LCS Capability" },
|
|
{ BSSGP_IEI_RRLP_FLAGS, "RRLP Flags" },
|
|
{ BSSGP_IEI_RIM_APPLICATION_IDENTITY, "RIM Application Identity" },
|
|
{ BSSGP_IEI_RAN_INFORMATION_APPLICATION_CONTAINER, "RAN INFORMATION Application Container" },
|
|
{ BSSGP_IEI_RIM_SEQUENCE_NUMBER, "RIM Sequence Number" },
|
|
{ BSSGP_IEI_RAN_INFORMATION_REQUEST_CONTAINER_UNIT, "RAN INFORMATION REQUEST RIM Container" },
|
|
{ BSSGP_IEI_RAN_INFORMATION_CONTAINER_UNIT, "RAN INFORMATION RIM Container" },
|
|
{ BSSGP_IEI_RIM_PDU_INDICATIONS, "RIM PDU Indications" },
|
|
{ BSSGP_IEI_RIM_PROTOCOL_VERSION, "RIM Protocol Version Number" },
|
|
{ BSSGP_IEI_NUMBER_OF_CONTAINER_UNITS, "Number of Container Units" },
|
|
{ BSSGP_IEI_PFC_FLOW_CONTROL_PARAMETERS, "PFC Flow Control Parameters" },
|
|
{ BSSGP_IEI_GLOBAL_CN_ID, "Global CN Id" },
|
|
{ 0, NULL },
|
|
};
|
|
|
|
/* Presence requirements of Information Elements
|
|
48.016 v 5.3.0, chapter 8.1.1, p. 35 */
|
|
#define BSSGP_IE_PRESENCE_M 1 /* Mandatory */
|
|
#define BSSGP_IE_PRESENCE_O 2 /* Conditional */
|
|
#define BSSGP_IE_PRESENCE_C 3 /* Optional */
|
|
|
|
/* Format options */
|
|
#define BSSGP_IE_FORMAT_V 1
|
|
#define BSSGP_IE_FORMAT_TV 2
|
|
#define BSSGP_IE_FORMAT_TLV 3
|
|
|
|
|
|
static guint8
|
|
get_masked_guint8(guint8 value, guint8 mask) {
|
|
const guint8 MASK_BIT_1 = 0x01;
|
|
guint8 i = 0;
|
|
|
|
while (!((mask >> i) & MASK_BIT_1)) {
|
|
i++;
|
|
if (i > 7) return 0;
|
|
}
|
|
return (value & mask) >> i;
|
|
}
|
|
|
|
#if 0
|
|
static guint16
|
|
get_masked_guint16(guint16 value, guint16 mask) {
|
|
const guint16 MASK_BIT_1 = 0x01;
|
|
guint8 i = 0;
|
|
|
|
while (!((mask >> i) & MASK_BIT_1)) {
|
|
i++;
|
|
if (i > 15) return 0;
|
|
}
|
|
return (value & mask) >> i;
|
|
}
|
|
#endif
|
|
|
|
static gint32
|
|
make_mask32(guint8 num_bits, guint8 shift_value) {
|
|
const guint32 LEFT_MOST_1 = 0x80000000;
|
|
int i;
|
|
guint32 mask = LEFT_MOST_1;
|
|
|
|
for (i = 0; i < (num_bits - 1); i++) {
|
|
mask = (mask >> 1) | LEFT_MOST_1;
|
|
}
|
|
return mask >> shift_value;
|
|
}
|
|
|
|
static guint32
|
|
get_masked_guint32(guint32 value, guint32 mask) {
|
|
const guint16 MASK_BIT_1 = 0x01;
|
|
guint8 i = 0;
|
|
|
|
while (!((mask >> i) & MASK_BIT_1)) {
|
|
i++;
|
|
if (i > 31) return 0;
|
|
}
|
|
return (value & mask) >> i;
|
|
}
|
|
|
|
static guint8
|
|
tvb_get_masked_guint8(tvbuff_t *tvb, int offset, guint8 mask) {
|
|
guint8 value = tvb_get_guint8(tvb, offset);
|
|
return get_masked_guint8(value, mask);
|
|
}
|
|
|
|
static char*
|
|
get_bit_field_label(guint16 value, guint16 value_mask, guint16 num_bits) {
|
|
#define MAX_NUM_BITS 16
|
|
guint16 i, bit_mask;
|
|
static char label[MAX_NUM_BITS + 1];
|
|
|
|
DISSECTOR_ASSERT(num_bits <= MAX_NUM_BITS);
|
|
for (i = 0; i < num_bits; i++) {
|
|
bit_mask = 1 << i;
|
|
if (value_mask & bit_mask) {
|
|
label[num_bits - 1 - i] = (value & bit_mask) ? '1' : '0';
|
|
}
|
|
else {
|
|
label[num_bits - 1 - i] = '.';
|
|
}
|
|
}
|
|
#undef MAX_NUM_BITS
|
|
return label;
|
|
}
|
|
|
|
static char*
|
|
get_bit_field_label8(guint8 value, guint8 value_mask) {
|
|
char *bits;
|
|
static char formatted_label[10];
|
|
bits = get_bit_field_label(value, value_mask, 8);
|
|
g_snprintf(formatted_label, 10, "%c%c%c%c %c%c%c%c",
|
|
bits[0], bits[1], bits[2], bits[3],
|
|
bits[4], bits[5], bits[6], bits[7]);
|
|
return formatted_label;
|
|
}
|
|
|
|
static char*
|
|
get_bit_field_label16(guint16 value, guint16 value_mask) {
|
|
char *bits;
|
|
static char formatted_label[18];
|
|
bits = get_bit_field_label(value, value_mask, 16);
|
|
g_snprintf(formatted_label, 18, "%c%c%c%c%c%c%c%c %c%c%c%c%c%c%c%c",
|
|
bits[0], bits[1], bits[2], bits[3],
|
|
bits[4], bits[5], bits[6], bits[7],
|
|
bits[8], bits[9], bits[10], bits[11],
|
|
bits[12], bits[13], bits[14], bits[15]);
|
|
return formatted_label;
|
|
}
|
|
|
|
static proto_item *
|
|
proto_tree_add_bitfield8(proto_tree *tree, tvbuff_t *tvb, int offset, guint8 mask) {
|
|
/* XXX: Use varargs */
|
|
guint8 value = tvb_get_guint8(tvb, offset);
|
|
char *label = get_bit_field_label8(value, mask);
|
|
proto_item *pi = proto_tree_add_text(tree, tvb, offset, 1, "%s = ",
|
|
label);
|
|
return pi;
|
|
}
|
|
|
|
#if 0
|
|
static proto_item *
|
|
proto_tree_add_bitfield16(proto_tree *tree, tvbuff_t *tvb, int offset, guint16 mask) {
|
|
/* XXX: Use varargs */
|
|
guint16 value = tvb_get_ntohs(tvb, offset);
|
|
char *label = get_bit_field_label16(value, mask);
|
|
proto_item *pi = proto_tree_add_text(tree, tvb, offset, 2, "%s = ",
|
|
label);
|
|
return pi;
|
|
}
|
|
#endif
|
|
|
|
static guint8
|
|
get_byte_offset(guint64 bo) {
|
|
return (guint8) bo % 8;
|
|
}
|
|
|
|
static guint32
|
|
get_start_octet(guint64 bo) {
|
|
return (guint32) floor((gint64)bo / 8.0);
|
|
}
|
|
|
|
static guint32
|
|
get_end_octet(guint64 bo, guint32 bl)
|
|
{
|
|
return (guint32) ceil((gint64)(bo + bl) / 8.0);
|
|
}
|
|
|
|
static guint32
|
|
get_num_octets_spanned(guint64 bo, guint32 bl)
|
|
{
|
|
return get_end_octet(bo, bl) - get_start_octet(bo);
|
|
}
|
|
|
|
static gint16
|
|
make_mask(guint8 num_bits, guint8 shift_value) {
|
|
guint16 mask;
|
|
|
|
switch (num_bits) {
|
|
case 0: mask = 0x0000; break;
|
|
case 1: mask = 0x8000; break;
|
|
case 2: mask = 0xc000; break;
|
|
case 3: mask = 0xe000; break;
|
|
case 4: mask = 0xf000; break;
|
|
case 5: mask = 0xf800; break;
|
|
case 6: mask = 0xfc00; break;
|
|
case 7: mask = 0xfe00; break;
|
|
case 8: mask = 0xff00; break;
|
|
default: DISSECTOR_ASSERT_NOT_REACHED(); mask = 0; break;
|
|
}
|
|
return mask >> shift_value;
|
|
}
|
|
|
|
static guint8
|
|
bssgp_tvb_get_bits8(tvbuff_t *tvb, guint64 bo, guint8 num_bits) {
|
|
/* Returns 0-8 bits from tvb */
|
|
guint8 shift_value;
|
|
guint16 mask, data;
|
|
|
|
shift_value = get_byte_offset(bo);
|
|
mask = make_mask(num_bits, shift_value);
|
|
if (( mask & 0xff ) == 0 ) data = tvb_get_guint8(tvb, get_start_octet(bo)) << 8;
|
|
else data = tvb_get_ntohs(tvb, get_start_octet(bo));
|
|
return (data & mask) >> (16 - shift_value - num_bits);
|
|
}
|
|
|
|
static proto_item *
|
|
bit_proto_tree_add_text(proto_tree *tree, tvbuff_t *tvb,
|
|
guint64 bo, guint8 bl, const char *value) {
|
|
/* XXX: Use varargs */
|
|
return proto_tree_add_text(tree, tvb, get_start_octet(bo),
|
|
get_num_octets_spanned(bo, bl), "%s", value);
|
|
}
|
|
|
|
static proto_item *
|
|
bit_proto_tree_add_bit_field8(proto_tree *tree, tvbuff_t *tvb,
|
|
guint64 bo, guint8 bl) {
|
|
/* XXX: Use varargs */
|
|
guint16 mask = make_mask(bl, get_byte_offset(bo));
|
|
guint16 value;
|
|
guint8 end_i;
|
|
int i;
|
|
proto_item *pi;
|
|
char *label;
|
|
if (( mask & 0xff ) == 0 ) value = tvb_get_guint8 ( tvb , get_start_octet(bo)) << 8;
|
|
else value = tvb_get_ntohs(tvb, get_start_octet(bo));
|
|
label = get_bit_field_label16(value, mask);
|
|
|
|
DISSECTOR_ASSERT(bl < 9);
|
|
|
|
if (get_num_octets_spanned(bo, bl) == 1) {
|
|
end_i = 7;
|
|
}
|
|
else {
|
|
end_i = 16;
|
|
}
|
|
pi = bit_proto_tree_add_text(tree, tvb, bo, bl, "");
|
|
|
|
for (i = 0; i <=end_i; i++) {
|
|
proto_item_append_text(pi, "%c", label[i]);
|
|
}
|
|
proto_item_append_text(pi, " = ");
|
|
return pi;
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_reliability_class(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed reliability class";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1:
|
|
return "Unused (Unacknowledged GTP; Acknowledged LLc and RLC, Protected data)";
|
|
case 2:
|
|
return "Unacknowledged GTP; Acknowledged LLc and RLC, Protected data";
|
|
case 3:
|
|
return "Unacknowledged GTP and LLC; Acknowledged RLC, Protected data";
|
|
case 4:
|
|
return "Unacknowledged GTP, LLC, and RLC, Protected data";
|
|
case 5:
|
|
return "Unacknowledged GTP, LLC, and RLC, Unprotedcted data";
|
|
case 7:
|
|
return "Reserved";
|
|
default:
|
|
return "Unacknowledged GTP and LLC; Acknowledged RLC, Protected data";
|
|
}
|
|
}
|
|
static const char*
|
|
translate_abqp_delay_class(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed delay class";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1: return "Delay class 1";
|
|
case 2: return "Delay class 2";
|
|
case 3: return "Delay class 3";
|
|
case 4: return "Delay class 4 (best effort)";
|
|
case 7: return "Reserved";
|
|
default:
|
|
return "Delay class 4 (best effort)";
|
|
}
|
|
}
|
|
static const char*
|
|
translate_abqp_peak_throughput(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed peak throughput";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1: return "Up to 1 000 octets/s";
|
|
case 2: return "Up to 2 000 octets/s";
|
|
case 3: return "Up to 4 000 octets/s";
|
|
case 4: return "Up to 8 000 octets/s";
|
|
case 5: return "Up to 16 000 octets/s";
|
|
case 6: return "Up to 32 000 octets/s";
|
|
case 7: return "Up to 64 000 octets/s";
|
|
case 8: return "Up to 128 000 octets/s";
|
|
case 9: return "Up to 256 000 octets/s";
|
|
case 15: return "Reserved";
|
|
default:
|
|
return "Up to 1 000 octets/s";
|
|
}
|
|
}
|
|
static const char*
|
|
translate_abqp_precedence_class(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed precedence";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1: return "High priority";
|
|
case 2: return "Normal priority";
|
|
case 3: return "Low priority";
|
|
case 7: return "Reserved";
|
|
default:
|
|
return "Normal priority";
|
|
}
|
|
}
|
|
static const char*
|
|
translate_abqp_mean_throughput(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed mean throughput";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1: return "100 octets/h";
|
|
case 2: return "200 octets/h";
|
|
case 3: return "500 octets/h";
|
|
case 4: return "1 000 octets/h";
|
|
case 5: return "2 000 octets/h";
|
|
case 6: return "5 000 octets/h";
|
|
case 7: return "10 000 octets/h";
|
|
case 8: return "20 000 octets/h";
|
|
case 9: return "50 000 octets/h";
|
|
case 0x0a: return "100 000 octets/h";
|
|
case 0x0b: return "200 000 octets/h";
|
|
case 0x0c: return "500 000 octets/h";
|
|
case 0x0d: return "1 000 000 octets/h";
|
|
case 0x0e: return "2 000 000 octets/h";
|
|
case 0x0f: return "5 000 000 octets/h";
|
|
case 0x10: return "10 000 000 octets/h";
|
|
case 0x11: return "20 000 000 octets/h";
|
|
case 0x12: return "50 000 000 octets/h";
|
|
case 0x1e: return "Reserved";
|
|
case 0x1f: return "Best effort";
|
|
default:
|
|
return "Best effort";
|
|
}
|
|
}
|
|
static const char*
|
|
translate_abqp_traffic_class(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed traffic class";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1: return "Conversational class";
|
|
case 2: return "Streaming class";
|
|
case 3: return "Interactive class";
|
|
case 4: return "Background class";
|
|
case 7: return "Reserved";
|
|
default:
|
|
if (bi->ul_data) {
|
|
/* The MS shall consider all other values as reserved */
|
|
return "Reserved";
|
|
}
|
|
else {
|
|
/* The network shall map all other values not explicitly defined onto one of the values defined in this version of the protocol. The network shall return a negotiated value which is explicitly defined in this version of the protocol */
|
|
return "Error";
|
|
}
|
|
}
|
|
}
|
|
static const char*
|
|
translate_abqp_delivery_order(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed delivery order";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1: return "With delivery order ('yes')";
|
|
case 2: return "Without delivery order ('no')";
|
|
case 3: return "Reserved";
|
|
default:
|
|
return "Error in BSSGP dissector";
|
|
}
|
|
}
|
|
static const char*
|
|
translate_abqp_delivery_of_erroneous_sdu(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed delivery of erroneous SDUs";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1: return "No detect ('-')";
|
|
case 2: return "Erroneous SDUs are delivered ('yes')";
|
|
case 3: return "Erroneous SDUs are not delivered ('no')";
|
|
case 7: return "Reserved";
|
|
default:
|
|
if (bi->ul_data) {
|
|
/* The MS shall consider all other values as reserved */
|
|
return "Reserved";
|
|
}
|
|
else {
|
|
/* The network shall map all other values not explicitly defined onto one of the values defined in this version of the protocol. The network shall return a negotiated value which is explicitly defined in this version of the protocol */
|
|
return "Error";
|
|
}
|
|
}
|
|
}
|
|
static const char*
|
|
translate_abqp_max_sdu_size(guint8 value, build_info_t *bi) {
|
|
static char result[BSSGP_TRANSLATION_MAX_LEN];
|
|
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed maximum SDU size";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 0xff:
|
|
if (bi->ul_data) {
|
|
return "Reserved";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 0x97: return "1502 octets";
|
|
case 0x98: return "1510 octets";
|
|
case 0x99: return "1520 octets";
|
|
}
|
|
if ((value >= 1) && (value <= 0x96)) {
|
|
g_snprintf(result, BSSGP_TRANSLATION_MAX_LEN, "%u octets", value * 10);
|
|
return result;
|
|
}
|
|
if (bi->ul_data) {
|
|
/* The MS shall consider all other values as reserved */
|
|
return "Reserved";
|
|
}
|
|
else {
|
|
/* The network shall map all other values not explicitly defined onto one of the values defined in this version of the protocol. The network shall return a negotiated value which is explicitly defined in this version of the protocol */
|
|
return "Error";
|
|
}
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_max_bit_rate_for_ul(guint8 value, build_info_t *bi) {
|
|
static char result[BSSGP_TRANSLATION_MAX_LEN];
|
|
|
|
if (value == 0) {
|
|
if (bi->ul_data) {
|
|
return "Subscribed maximum bit rate for uplink";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
}
|
|
if ((value >= 1) && (value <= 0x3f)) {
|
|
g_snprintf(result, BSSGP_TRANSLATION_MAX_LEN, "%u kbps", value);
|
|
return result;
|
|
}
|
|
if ((value >= 0x40) && (value <= 0x7f)) {
|
|
g_snprintf(result, BSSGP_TRANSLATION_MAX_LEN, "%u kbps", 64 + (value - 0x40) * 8);
|
|
return result;
|
|
}
|
|
if ((value >= 0x80) && (value <= 0xfe)) {
|
|
g_snprintf(result, BSSGP_TRANSLATION_MAX_LEN, "%u kbps", 576 + (value - 0x80) * 64);
|
|
return result;
|
|
}
|
|
return "0 kbps";
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_max_bit_rate_for_dl(guint8 value, build_info_t *bi) {
|
|
return translate_abqp_max_bit_rate_for_ul(value, bi);
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_residual_ber(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed residual BER";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1: return "5*10^-2";
|
|
case 2: return "1*10^-2";
|
|
case 3: return "5*10^-3";
|
|
case 4: return "4*10^-3";
|
|
case 5: return "1*10^-3";
|
|
case 6: return "1*10^-4";
|
|
case 7: return "1*10^-5";
|
|
case 8: return "1*10^-6";
|
|
case 9: return "6*10^-8";
|
|
case 15: return "Reserved";
|
|
}
|
|
if (bi->ul_data) {
|
|
/* The MS shall consider all other values as reserved */
|
|
return "Reserved";
|
|
}
|
|
else {
|
|
/* The network shall map all other values not explicitly defined onto one of the values defined in this version of the protocol. The network shall return a negotiated value which is explicitly defined in this version of the protocol */
|
|
return "Error";
|
|
}
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_sdu_error_ratio(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed SDU error ratio";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1: return "1*10^-2";
|
|
case 2: return "7*10^-3";
|
|
case 3: return "1*10^-3";
|
|
case 4: return "1*10^-4";
|
|
case 5: return "1*10^-5";
|
|
case 6: return "1*10^-6";
|
|
case 7: return "1*10^-1";
|
|
case 15: return "Reserved";
|
|
}
|
|
if (bi->ul_data) {
|
|
/* The MS shall consider all other values as reserved */
|
|
return "Reserved";
|
|
}
|
|
else {
|
|
/* The network shall map all other values not explicitly defined onto one of the values defined in this version of the protocol. The network shall return a negotiated value which is explicitly defined in this version of the protocol */
|
|
return "";
|
|
}
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_transfer_delay(guint8 value, build_info_t *bi) {
|
|
static char result[BSSGP_TRANSLATION_MAX_LEN];
|
|
|
|
if (value == 0) {
|
|
if (bi->ul_data) {
|
|
return "Subscribed transfer delay";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
}
|
|
if ((value >= 1) && (value <= 0x0f)) {
|
|
g_snprintf(result, BSSGP_TRANSLATION_MAX_LEN, "%u ms", value * 10);
|
|
return result;
|
|
}
|
|
if ((value >= 0x10) && (value <= 0x1f)) {
|
|
g_snprintf(result, BSSGP_TRANSLATION_MAX_LEN, "%u ms", 200 + (value - 0x10) * 50);
|
|
return result;
|
|
}
|
|
if ((value >= 0x20) && (value <= 0x3e)) {
|
|
g_snprintf(result, BSSGP_TRANSLATION_MAX_LEN, "%u ms", 1000 + (value - 0x20) * 100);
|
|
return result;
|
|
}
|
|
return "Reserved";
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_traffic_handling_priority(guint8 value, build_info_t *bi) {
|
|
switch (value) {
|
|
case 0:
|
|
if (bi->ul_data) {
|
|
return "Subscribed traffic handling_priority";
|
|
}
|
|
else {
|
|
return "Reserved";
|
|
}
|
|
case 1: return "Priority level 1";
|
|
case 2: return "Priority level 2";
|
|
case 3: return "Priority level 3";
|
|
default: return "";
|
|
}
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_guaranteed_bit_rate_for_ul(guint8 value, build_info_t *bi) {
|
|
return translate_abqp_max_bit_rate_for_ul(value, bi);
|
|
}
|
|
static const char*
|
|
translate_abqp_guaranteed_bit_rate_for_dl(guint8 value, build_info_t *bi) {
|
|
return translate_abqp_max_bit_rate_for_ul(value, bi);
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_source_statistics_descriptor(guint8 value, build_info_t *bi) {
|
|
if (bi->ul_data) {
|
|
switch (value) {
|
|
case 0: return "Unknown";
|
|
case 1: return "Speech";
|
|
default: return "Unknown";
|
|
}
|
|
}
|
|
else {
|
|
return "Spare";
|
|
}
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_max_bit_rate_for_dl_extended(guint8 value, build_info_t *bi _U_) {
|
|
static char result[BSSGP_TRANSLATION_MAX_LEN];
|
|
|
|
if (value == 0) {
|
|
return "Use the value indicated by the Maximum bit rate for downlink";
|
|
}
|
|
if ((value >= 1) && (value <= 0x4a)) {
|
|
g_snprintf(result, BSSGP_TRANSLATION_MAX_LEN, "%u kbps", 8600 + value * 100);
|
|
return result;
|
|
}
|
|
/* The network shall map all other values not explicitly defined onto one of the values defined in this version of the protocol. The network shall return a negotiated value which is explicitly defined in this version of the protocol */
|
|
return "";
|
|
}
|
|
|
|
static const char*
|
|
translate_abqp_guaranteed_bit_rate_for_dl_extended(guint8 value, build_info_t *bi _U_) {
|
|
static char result[BSSGP_TRANSLATION_MAX_LEN];
|
|
|
|
if (value == 0) {
|
|
return "Use the value indicated by the Guaranteed bit rate for downlink";
|
|
}
|
|
if ((value >= 1) && (value <= 0x4a)) {
|
|
g_snprintf(result, BSSGP_TRANSLATION_MAX_LEN, "%u kbps", 8600 + value * 100);
|
|
return result;
|
|
}
|
|
/* The network shall map all other values not explicitly defined onto one of the values defined in this version of the protocol. The network shall return a negotiated value which is explicitly defined in this version of the protocol */
|
|
return "";
|
|
}
|
|
|
|
static const char*
|
|
translate_msrac_access_technology_type(guint8 value) {
|
|
static const value_string tab_values[] = {
|
|
{ 0, "GSM P" },
|
|
{ 1, "GSM E" },
|
|
{ 2, "GSM R" },
|
|
{ 3, "GSM 1800" },
|
|
{ 4, "GSM 1900" },
|
|
{ 5, "GSM 450" },
|
|
{ 6, "GSM 480" },
|
|
{ 7, "GSM 850" },
|
|
{ 8, "GSM 700" },
|
|
{ 9, "GSM T 380" },
|
|
{ 10, "GSM T 410" },
|
|
{ 11, "GSM T 900" },
|
|
{ 15, "List of Additional Access Technologies present" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Unknown" */
|
|
};
|
|
return val_to_str(value, tab_values, "Unknown");
|
|
}
|
|
|
|
static const char*
|
|
translate_msrac_dtm_gprs_multislot_class(guint8 value) {
|
|
static const value_string tab_values[] = {
|
|
{ 0, "Unused, interpreted as \"Multislot class 5 supported\"" },
|
|
{ 1, "Multislot class 5 supported" },
|
|
{ 2, "Multislot class 9 supported" },
|
|
{ 3, "Multislot class 11 supported" },
|
|
{ 0, NULL },
|
|
/* No other combinations*/
|
|
};
|
|
return val_to_str(value, tab_values, "");
|
|
}
|
|
|
|
static const char*
|
|
translate_msrac_extended_dtm_gprs_multislot_class(guint8 value, guint8 dgmsc) {
|
|
switch (dgmsc) {
|
|
case 0: return "Unused, interpreted as Multislot class 5 supported";
|
|
case 1:
|
|
switch (value) {
|
|
case 0: return "Multislot class 5 supported";
|
|
case 1: return "Multislot class 6 supported";
|
|
case 2:
|
|
case 3:
|
|
return "Unused, interpreted as Multislot class 5 supported";
|
|
}
|
|
case 2:
|
|
switch (value) {
|
|
case 0: return "Multislot class 9 supported";
|
|
case 1: return "Multislot class 10 supported";
|
|
case 2:
|
|
case 3:
|
|
return "Unused, interpreted as Multislot class 5 supported";
|
|
}
|
|
case 3:
|
|
switch (value) {
|
|
case 0: return "Multislot class 11 supported";
|
|
case 1:
|
|
case 2:
|
|
case 3:
|
|
return "Unused, interpreted as Multislot class 5 supported";
|
|
}
|
|
}
|
|
DISSECTOR_ASSERT_NOT_REACHED();
|
|
return "Error"; /* Dummy */
|
|
}
|
|
|
|
#if 0
|
|
static guint8
|
|
translate_msrac_high_multislot_capability(guint8 capability, guint8 class) {
|
|
switch (capability) {
|
|
case 0:
|
|
switch (class) {
|
|
case 8:
|
|
return 30;
|
|
case 10:
|
|
case 23:
|
|
case 28:
|
|
case 29:
|
|
return 39;
|
|
case 11:
|
|
case 20:
|
|
case 25:
|
|
return 32;
|
|
case 12:
|
|
case 21:
|
|
case 22:
|
|
case 26:
|
|
case 27:
|
|
return 33;
|
|
default:
|
|
return class;
|
|
}
|
|
case 1:
|
|
switch (class) {
|
|
case 8:
|
|
return 35;
|
|
case 10:
|
|
case 19:
|
|
case 24:
|
|
return 36;
|
|
case 11:
|
|
case 23:
|
|
case 28:
|
|
case 29:
|
|
return 45;
|
|
case 12:
|
|
case 21:
|
|
case 22:
|
|
case 26:
|
|
case 27:
|
|
return 38;
|
|
default:
|
|
return class;
|
|
}
|
|
case 2:
|
|
switch (class) {
|
|
case 8:
|
|
return 40;
|
|
case 10:
|
|
case 19:
|
|
case 24:
|
|
return 41;
|
|
case 11:
|
|
case 20:
|
|
case 25:
|
|
return 42;
|
|
case 12:
|
|
case 23:
|
|
case 28:
|
|
case 29:
|
|
return 44;
|
|
default:
|
|
return class;
|
|
}
|
|
case 3:
|
|
switch (class) {
|
|
case 12:
|
|
case 21:
|
|
case 22:
|
|
case 26:
|
|
case 27:
|
|
return 43;
|
|
case 11:
|
|
case 20:
|
|
case 25:
|
|
return 37;
|
|
case 10:
|
|
case 19:
|
|
case 24:
|
|
return 31;
|
|
case 9:
|
|
case 23:
|
|
case 28:
|
|
case 29:
|
|
return 34;
|
|
default:
|
|
return class;
|
|
}
|
|
}
|
|
DISSECTOR_ASSERT_NOT_REACHED();
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
static const char*
|
|
translate_channel_needed(guint8 value) {
|
|
switch (value) {
|
|
case 0: return "Any channel";
|
|
case 1: return "SDCCH";
|
|
case 2: return "TCH/F (Full rate)";
|
|
case 3: return "TCH/H or TCH/F (Dual rate)";
|
|
}
|
|
DISSECTOR_ASSERT_NOT_REACHED();
|
|
return NULL;
|
|
}
|
|
|
|
static proto_item*
|
|
bssgp_proto_tree_add_ie(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const char *iename;
|
|
|
|
iename = ie->name;
|
|
if (iename == NULL)
|
|
iename = val_to_str(ie->iei, tab_bssgp_ie_types, "Unknown");
|
|
return proto_tree_add_uint_format(bi->bssgp_tree, hf_bssgp_ie_type,
|
|
bi->tvb, ie_start_offset, ie->total_length,
|
|
ie->iei, "%s", iename);
|
|
}
|
|
|
|
static void
|
|
bssgp_proto_handoff(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset, dissector_handle_t handle) {
|
|
tvbuff_t *next_tvb=NULL;
|
|
|
|
if(ie->value_length > 0)
|
|
next_tvb = tvb_new_subset(bi->tvb, bi->offset, -1, -1);
|
|
|
|
if (bi->bssgp_tree) {
|
|
bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
}
|
|
if(next_tvb){
|
|
if (handle) {
|
|
call_dissector(handle, next_tvb, bi->pinfo, bi->parent_tree);
|
|
}
|
|
else if (data_handle) {
|
|
call_dissector(data_handle, next_tvb, bi->pinfo, bi->parent_tree);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_nri(proto_tree *tf, build_info_t *bi, guint32 tmsi_tlli) {
|
|
proto_item *hidden_item;
|
|
const guint32 LOCAL_TLLI_MASK = 0xc0000000;
|
|
const guint32 FOREIGN_TLLI_MASK = 0x80000000;
|
|
guint16 nri;
|
|
|
|
if (bssgp_decode_nri && (bssgp_nri_length != 0) &&
|
|
(((tmsi_tlli & LOCAL_TLLI_MASK) == LOCAL_TLLI_MASK) ||
|
|
((tmsi_tlli & FOREIGN_TLLI_MASK) == FOREIGN_TLLI_MASK))) {
|
|
nri = get_masked_guint32(tmsi_tlli, make_mask32( (guint8) bssgp_nri_length, 8));
|
|
if (tf) {
|
|
hidden_item = proto_tree_add_uint(tf, hf_bssgp_nri, bi->tvb, bi->offset, 4, nri);
|
|
PROTO_ITEM_SET_HIDDEN(hidden_item);
|
|
}
|
|
if (check_col(bi->pinfo->cinfo, COL_INFO)) {
|
|
col_append_sep_fstr(bi->pinfo->cinfo, COL_INFO, BSSGP_SEP, "NRI %u", nri);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_mobile_identity(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
#define MAX_NUM_IMSI_DIGITS 15
|
|
const guint8 MASK_ODD_EVEN_INDICATION = 0x08;
|
|
const guint8 MASK_TYPE_OF_IDENTITY = 0x07;
|
|
const guint8 ODD = 1;
|
|
proto_item *ti = NULL, *pi;
|
|
proto_tree *tf = NULL;
|
|
guint8 data, odd_even, type, num_digits, i;
|
|
int hf_id;
|
|
guint32 tmsi;
|
|
guint8 digits[MAX_NUM_IMSI_DIGITS];
|
|
char digits_str[MAX_NUM_IMSI_DIGITS + 1];
|
|
|
|
static const value_string tab_type_of_identity[] = {
|
|
{ BSSGP_MOBILE_IDENTITY_TYPE_IMSI, "IMSI" },
|
|
{ BSSGP_MOBILE_IDENTITY_TYPE_IMEI, "IMEI" },
|
|
{ BSSGP_MOBILE_IDENTITY_TYPE_IMEISV, "IMEISV" },
|
|
{ BSSGP_MOBILE_IDENTITY_TYPE_TMSI_PTMSI, "TMSI//P-TMSI" },
|
|
{ BSSGP_MOBILE_IDENTITY_TYPE_NO_IDENTITY, "No identity" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Reserved" */
|
|
};
|
|
|
|
digits_str[0] = '\0'; /* conceivably num_digits below could be zero */
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_mobile_identity);
|
|
}
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
odd_even = get_masked_guint8(data, MASK_ODD_EVEN_INDICATION);
|
|
|
|
if (bi->bssgp_tree) {
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_ODD_EVEN_INDICATION);
|
|
proto_item_append_text(pi, "Odd/Even Indication: %s number of identity digits%s",
|
|
odd_even == ODD ? "Odd" : "Even",
|
|
odd_even == ODD ? "" : " and also when the TMSI/P_TMSI is used");
|
|
}
|
|
type = get_masked_guint8(data, MASK_TYPE_OF_IDENTITY);
|
|
|
|
if (bi->bssgp_tree) {
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_TYPE_OF_IDENTITY);
|
|
proto_item_append_text(pi, "Type of Identity: %s",
|
|
val_to_str(type, tab_type_of_identity,
|
|
"Reserved"));
|
|
}
|
|
bi->offset++;
|
|
switch (type) {
|
|
case BSSGP_MOBILE_IDENTITY_TYPE_IMSI:
|
|
case BSSGP_MOBILE_IDENTITY_TYPE_IMEI:
|
|
case BSSGP_MOBILE_IDENTITY_TYPE_IMEISV:
|
|
num_digits = 1 + (ie->value_length - 1) * 2;
|
|
if (odd_even != ODD ) num_digits--;
|
|
if (num_digits > MAX_NUM_IMSI_DIGITS) THROW(ReportedBoundsError);
|
|
|
|
i = 0;
|
|
digits[i] = get_masked_guint8(data, BSSGP_MASK_LEFT_OCTET_HALF);
|
|
|
|
i++;
|
|
while (TRUE) {
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
digits[i] = get_masked_guint8(data, BSSGP_MASK_RIGHT_OCTET_HALF);
|
|
i++;
|
|
if (i >= num_digits) break;
|
|
|
|
digits[i] = get_masked_guint8(data, BSSGP_MASK_LEFT_OCTET_HALF);
|
|
i++;
|
|
if (i >= num_digits) break;
|
|
bi->offset++;
|
|
}
|
|
bi->offset++;
|
|
|
|
if (bi->bssgp_tree) {
|
|
proto_item_append_text(ti, ": ");
|
|
for (i = 0; i < num_digits; i++) {
|
|
proto_item_append_text(ti, "%u", digits[i]);
|
|
g_snprintf(&digits_str[i], 2, "%u", digits[i]);
|
|
}
|
|
switch (type) {
|
|
case BSSGP_MOBILE_IDENTITY_TYPE_IMSI:
|
|
hf_id = hf_bssgp_imsi;
|
|
break;
|
|
case BSSGP_MOBILE_IDENTITY_TYPE_IMEI:
|
|
hf_id = hf_bssgp_imei;
|
|
break;
|
|
case BSSGP_MOBILE_IDENTITY_TYPE_IMEISV:
|
|
hf_id = hf_bssgp_imeisv;
|
|
break;
|
|
default:
|
|
DISSECTOR_ASSERT_NOT_REACHED();
|
|
hf_id = -1;
|
|
break;
|
|
}
|
|
if (tf)
|
|
proto_tree_add_string(tf, hf_id, bi->tvb, ie_start_offset + 2, ((num_digits/2)+1), digits_str);
|
|
|
|
}
|
|
if (check_col(bi->pinfo->cinfo, COL_INFO)) {
|
|
col_append_sep_fstr(bi->pinfo->cinfo, COL_INFO, BSSGP_SEP, "%s %s",
|
|
val_to_str(type, tab_type_of_identity,
|
|
"Mobile identity unknown"),
|
|
digits_str);
|
|
}
|
|
break;
|
|
case BSSGP_MOBILE_IDENTITY_TYPE_TMSI_PTMSI:
|
|
tmsi = tvb_get_ntohl(bi->tvb, bi->offset);
|
|
if (check_col(bi->pinfo->cinfo, COL_INFO)) {
|
|
col_append_sep_fstr(bi->pinfo->cinfo, COL_INFO, BSSGP_SEP,
|
|
"TMSI/P-TMSI %0x04x", tmsi);
|
|
}
|
|
if (bi->bssgp_tree) {
|
|
proto_tree_add_item(tf, hf_bssgp_tmsi_ptmsi, bi->tvb, bi->offset, 4,
|
|
BSSGP_LITTLE_ENDIAN);
|
|
proto_item_append_text(ti, ": %#04x", tmsi);
|
|
}
|
|
decode_nri(tf, bi, tmsi);
|
|
bi->offset += 4;
|
|
break;
|
|
default:
|
|
;
|
|
}
|
|
#undef MAX_NUM_IMSI_DIGITS
|
|
}
|
|
|
|
static char*
|
|
decode_mcc_mnc(build_info_t *bi, proto_tree *parent_tree) {
|
|
#define RES_LEN 15
|
|
const guint8 UNUSED_MNC3 = 0x0f;
|
|
guint8 mcc1, mcc2, mcc3, mnc1, mnc2, mnc3, data;
|
|
guint16 start_offset, mcc, mnc;
|
|
static char mcc_mnc[RES_LEN];
|
|
|
|
start_offset = bi->offset;
|
|
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
mcc2 = get_masked_guint8(data, BSSGP_MASK_LEFT_OCTET_HALF);
|
|
mcc1 = get_masked_guint8(data, BSSGP_MASK_RIGHT_OCTET_HALF);
|
|
bi->offset++;
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
mnc3 = get_masked_guint8(data, BSSGP_MASK_LEFT_OCTET_HALF);
|
|
mcc3 = get_masked_guint8(data, BSSGP_MASK_RIGHT_OCTET_HALF);
|
|
bi->offset++;
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
mnc2 = get_masked_guint8(data, BSSGP_MASK_LEFT_OCTET_HALF);
|
|
mnc1 = get_masked_guint8(data, BSSGP_MASK_RIGHT_OCTET_HALF);
|
|
bi->offset++;
|
|
|
|
/* XXX: If mxci out of range the ms should transmit the values using full hexademical encoding? */
|
|
|
|
/* XXX: Interpretation of mcci? */
|
|
mcc = 100 * mcc1 + 10 * mcc2 + mcc3;
|
|
|
|
/* XXX: Interpretation of mnci? */
|
|
mnc = 10 * mnc1 + mnc2;
|
|
|
|
if (mnc3 != UNUSED_MNC3) {
|
|
mnc += 10 * mnc + mnc3;
|
|
}
|
|
|
|
proto_tree_add_uint(parent_tree, hf_bssgp_mcc,
|
|
bi->tvb, start_offset, 3, mcc);
|
|
proto_tree_add_uint(parent_tree, hf_bssgp_mnc,
|
|
bi->tvb, start_offset, 3, mnc);
|
|
|
|
if (mnc3 != UNUSED_MNC3) {
|
|
/* Three digits mnc */
|
|
g_snprintf(mcc_mnc, RES_LEN, "%u-%03u", mcc, mnc);
|
|
}
|
|
else {
|
|
/* Two digits mnc */
|
|
g_snprintf(mcc_mnc, RES_LEN, "%u-%02u", mcc, mnc);
|
|
}
|
|
#undef RES_LEN
|
|
return mcc_mnc;
|
|
}
|
|
|
|
static char*
|
|
decode_lai(build_info_t *bi, proto_tree *parent_tree) {
|
|
#define RES_LEN 15
|
|
guint16 lac;
|
|
char *mcc_mnc;
|
|
static char lai[RES_LEN];
|
|
|
|
mcc_mnc = decode_mcc_mnc(bi, parent_tree);
|
|
|
|
lac = tvb_get_ntohs(bi->tvb, bi->offset);
|
|
proto_tree_add_item(parent_tree, hf_bssgp_lac,
|
|
bi->tvb, bi->offset, 2, BSSGP_LITTLE_ENDIAN);
|
|
bi->offset += 2;
|
|
|
|
g_snprintf(lai, RES_LEN, "%s-%u", mcc_mnc, lac);
|
|
#undef RES_LEN
|
|
return lai;
|
|
}
|
|
|
|
static char*
|
|
decode_rai(build_info_t *bi, proto_tree *parent_tree) {
|
|
#define RES_LEN 20
|
|
guint8 rac;
|
|
static char rai[RES_LEN];
|
|
char *lai = decode_lai(bi, parent_tree);
|
|
|
|
rac = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_item(parent_tree, hf_bssgp_rac, bi->tvb, bi->offset, 1, BSSGP_LITTLE_ENDIAN);
|
|
bi->offset++;
|
|
|
|
g_snprintf(rai, RES_LEN, "%s-%u", lai, rac);
|
|
#undef RES_LEN
|
|
return rai;
|
|
}
|
|
|
|
static char*
|
|
decode_rai_ci(build_info_t *bi, proto_tree *parent_tree) {
|
|
#define RES_LEN 30
|
|
char *rai;
|
|
static char rai_ci[RES_LEN];
|
|
guint16 ci;
|
|
|
|
rai = decode_rai(bi, parent_tree);
|
|
|
|
ci = tvb_get_ntohs(bi->tvb, bi->offset);
|
|
proto_tree_add_item(parent_tree, hf_bssgp_ci,
|
|
bi->tvb, bi->offset, 2, BSSGP_LITTLE_ENDIAN);
|
|
bi->offset += 2;
|
|
g_snprintf(rai_ci, RES_LEN, "RAI %s, CI %u", rai, ci);
|
|
#undef RES_LEN
|
|
return rai_ci;
|
|
}
|
|
|
|
static void
|
|
bssgp_pi_append_queuing_delay(proto_item *pi, tvbuff_t *tvb, int offset) {
|
|
const guint16 INFINITE_DELAY = 0xffff;
|
|
guint16 value = tvb_get_ntohs(tvb, offset);
|
|
if (value == INFINITE_DELAY) {
|
|
proto_item_append_text(pi, ": Infinite delay (%#4x)", value);
|
|
}
|
|
else {
|
|
proto_item_append_text(pi, ": %u centi-seconds delay", value);
|
|
}
|
|
}
|
|
|
|
static void
|
|
bssgp_pi_append_bucket_leak_rate(proto_item *pi, tvbuff_t *tvb, int offset) {
|
|
guint16 value = tvb_get_ntohs(tvb, offset);
|
|
proto_item_append_text(pi, ": %u bits", value * 100);
|
|
}
|
|
|
|
static void
|
|
bssgp_pi_append_bucket_size(proto_item *pi, tvbuff_t *tvb, int offset) {
|
|
guint16 value = tvb_get_ntohs(tvb, offset);
|
|
proto_item_append_text(pi, ": %u bytes", value * 100);
|
|
}
|
|
|
|
static void
|
|
bssgp_pi_append_bucket_full_ratio(proto_item *pi, tvbuff_t *tvb, int offset) {
|
|
guint8 value = tvb_get_guint8(tvb, offset);
|
|
proto_item_append_text(pi, ": %.2f * Bmax ", value / 100.0);
|
|
}
|
|
|
|
static void
|
|
bssgp_pi_append_pfi(proto_item *pi, tvbuff_t *tvb, int offset) {
|
|
const guint8 MASK_PFI = 0x7f;
|
|
guint8 value;
|
|
|
|
static const value_string tab_pfi[] = {
|
|
{ 0, "Best effort" },
|
|
{ 1, "Signaling" },
|
|
{ 2, "SMS" },
|
|
{ 3, "TOMB" },
|
|
{ 4, "Reserved" },
|
|
{ 5, "Reserved" },
|
|
{ 6, "Reserved" },
|
|
{ 7, "Reserved" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Dynamically assigned (PFI: <value>)" */
|
|
};
|
|
value = tvb_get_masked_guint8(tvb, offset, MASK_PFI);
|
|
proto_item_append_text(pi,
|
|
"%s", val_to_str(value, tab_pfi, "Dynamically assigned (PFI: %d)"));
|
|
}
|
|
|
|
static void
|
|
decode_pfi(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
bssgp_pi_append_pfi(ti, bi->tvb, bi->offset);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_queuing_delay(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
bssgp_pi_append_queuing_delay(ti, bi->tvb, bi->offset);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_bucket_size(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
bssgp_pi_append_bucket_size(ti, bi->tvb, bi->offset);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_bucket_leak_rate(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
bssgp_pi_append_bucket_leak_rate(ti, bi->tvb, bi->offset);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
get_value_length(bssgp_ie_t *ie, build_info_t *bi) {
|
|
/* length indicator in bit 8, 0 => two bytes, 1 => one byte */
|
|
const guint8 MASK_LENGTH_INDICATOR = 0x80;
|
|
const guint8 MASK_ONE_BYTE_LENGTH = 0x7f;
|
|
guint8 length_len;
|
|
guint16 length;
|
|
|
|
length = tvb_get_guint8(bi->tvb, bi->offset);
|
|
length_len = 1;
|
|
|
|
if (length & MASK_LENGTH_INDICATOR) {
|
|
length &= MASK_ONE_BYTE_LENGTH;
|
|
}
|
|
else {
|
|
length_len++;
|
|
length <<= 8;
|
|
length |= tvb_get_guint8(bi->tvb, bi->offset+1);
|
|
}
|
|
ie->value_length = length;
|
|
ie->total_length += length_len + length;
|
|
bi->offset += length_len;
|
|
}
|
|
|
|
static void
|
|
decode_simple_ie(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset,
|
|
const char *pre_str, const char *post_str,
|
|
gboolean show_as_dec) {
|
|
/* XXX: Allow mask? */
|
|
proto_item *ti;
|
|
guint32 value;
|
|
|
|
switch (ie->value_length) {
|
|
case 1: value = tvb_get_guint8(bi->tvb, bi->offset); break;
|
|
case 2: value = tvb_get_ntohs(bi->tvb, bi->offset); break;
|
|
case 3: value = tvb_get_ntoh24(bi->tvb, bi->offset); break;
|
|
case 4: value = tvb_get_ntohl(bi->tvb, bi->offset); break;
|
|
default: value = 0; break;
|
|
}
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
|
|
proto_item_append_text(ti, ": ");
|
|
|
|
if (pre_str) {
|
|
proto_item_append_text(ti, "%s ", pre_str);
|
|
}
|
|
if (show_as_dec) {
|
|
proto_item_append_text(ti, "%u", value);
|
|
}
|
|
else {
|
|
switch (ie->value_length) {
|
|
case 1: proto_item_append_text(ti, "%#1x", value); break;
|
|
case 2: proto_item_append_text(ti, "%#2x", value); break;
|
|
case 3: proto_item_append_text(ti, "%#3x", value); break;
|
|
case 4: proto_item_append_text(ti, "%#4x", value); break;
|
|
default: ;
|
|
}
|
|
}
|
|
proto_item_append_text(ti, " %s", post_str);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static int
|
|
check_correct_iei(bssgp_ie_t *ie, build_info_t *bi) {
|
|
guint8 fetched_iei = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
#ifdef BSSGP_DEBUG
|
|
if (fetched_iei != ie->iei) {
|
|
proto_tree_add_text(bi->bssgp_tree, bi->tvb, bi->offset, 1,
|
|
"Tried IEI %s (%#02x), found IEI %s (%#02x)",
|
|
val_to_str(ie->iei, tab_bssgp_ie_types, "Unknown"),
|
|
ie->iei,
|
|
val_to_str(fetched_iei, tab_bssgp_ie_types, "Unknown"),
|
|
fetched_iei);
|
|
}
|
|
#endif
|
|
return (fetched_iei == ie->iei);
|
|
}
|
|
|
|
static void
|
|
decode_iei_alignment_octets(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
proto_item_append_text(ti, " (%u bytes)", ie->value_length);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_iei_bvci(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti, *hidden_item;
|
|
guint16 bvci;
|
|
|
|
bvci = tvb_get_ntohs(bi->tvb, bi->offset);
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
proto_item_append_text(ti, ": %u", bvci);
|
|
hidden_item = proto_tree_add_item(bi->bssgp_tree, hf_bssgp_bvci,
|
|
bi->tvb, bi->offset, ie->value_length,
|
|
BSSGP_LITTLE_ENDIAN);
|
|
PROTO_ITEM_SET_HIDDEN(hidden_item);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
|
|
if (check_col(bi->pinfo->cinfo, COL_INFO)) {
|
|
col_append_sep_fstr(bi->pinfo->cinfo, COL_INFO, BSSGP_SEP,
|
|
"BVCI %u", bvci);
|
|
}
|
|
}
|
|
|
|
const value_string tab_cause[] = {
|
|
{ 0x00, "Processor overload" },
|
|
{ 0x01, "Equipment failure" },
|
|
{ 0x02, "Transit network service failure" },
|
|
{ 0x03, "Network service transmission capacity modified from zero kbps to greater than zero kbps" },
|
|
{ 0x04, "Unknown MS" },
|
|
{ 0x05, "BVCI unknown" },
|
|
{ 0x06, "Cell traffic congestion" },
|
|
{ 0x07, "SGSN congestion" },
|
|
{ 0x08, "O&M intervention" },
|
|
{ 0x09, "BVCI blocked" },
|
|
{ 0x0a, "PFC create failure" },
|
|
{ 0x0b, "PFC preempted" },
|
|
{ 0x0c, "ABQP no more supported" },
|
|
{ 0x20, "Semantically incorrect PDU" },
|
|
{ 0x21, "Invalid mandatory information" },
|
|
{ 0x22, "Missing mandatory IE" },
|
|
{ 0x23, "Missing conditional IE" },
|
|
{ 0x24, "Unexpected conditional IE" },
|
|
{ 0x25, "Conditional IE error" },
|
|
{ 0x26, "PDU not compatible with the protocol state" },
|
|
{ 0x27, "Protocol error - unspecified" },
|
|
{ 0x28, "PDU not compatible with the feature set" },
|
|
{ 0x29, "Requested information not available" },
|
|
{ 0x2a, "Unknown destination address" },
|
|
{ 0x2b, "Unknown RIM application identity" },
|
|
{ 0x2c, "Invalid container unit information" },
|
|
{ 0x2d, "PFC queuing" },
|
|
{ 0x2e, "PFC created successfully" },
|
|
{ 0, NULL },
|
|
};
|
|
|
|
static void
|
|
decode_iei_cause(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
guint8 value;
|
|
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_item_append_text(ti, ": %s (%#02x)",
|
|
val_to_str(value, tab_cause,
|
|
"Protocol error - unspecified"),
|
|
value);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
/*
|
|
* 11.3.9 Cell Identifier 3GPP TS 48.018 version 6.7.0 Release 6
|
|
*/
|
|
static void
|
|
decode_iei_cell_identifier(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
char *rai_ci;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_cell_identifier);
|
|
|
|
rai_ci = decode_rai_ci(bi, tf);
|
|
proto_item_append_text(ti, ": %s", rai_ci);
|
|
|
|
} else {
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
}
|
|
|
|
/*
|
|
* 11.3.10 Channel needed
|
|
*/
|
|
static void
|
|
decode_iei_channel_needed(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
/* XXX: 'If this IE is used for only one MS, the the first CHANNEL field
|
|
is used and the second CHANNEL field is spare.' How know? */
|
|
const guint8 MASK_CH1 = 0x03;
|
|
const guint8 MASK_CH2 = 0x0c;
|
|
proto_item *ti;
|
|
guint8 data, ch1, ch2;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
ch1 = get_masked_guint8(data, MASK_CH1);
|
|
ch2 = get_masked_guint8(data, MASK_CH2);
|
|
proto_item_append_text(ti, ": Ch1: %s (%u), Ch2: %s (%u)",
|
|
translate_channel_needed(ch1),
|
|
ch1,
|
|
translate_channel_needed(ch2),
|
|
ch2);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
/*
|
|
* 11.3.11 DRX Parameters
|
|
*/
|
|
static void
|
|
decode_iei_drx_parameters(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_CYCLE_LENGTH_COEFFICIENT = 0xf0;
|
|
const guint8 MASK_SPLIT_ON_CCCH = 0x08;
|
|
const guint8 MASK_NON_DRX_TIMER = 0x07;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 data, value;
|
|
guint16 cycle_value;
|
|
|
|
static const value_string tab_non_drx_timer[] = {
|
|
{ 0, "No non-DRX mode after transfer state" },
|
|
{ 1, "Max. 1 sec non-DRX mode after transfer state" },
|
|
{ 2, "Max. 2 sec non-DRX mode after transfer state" },
|
|
{ 3, "Max. 4 sec non-DRX mode after transfer state" },
|
|
{ 4, "Max. 8 sec non-DRX mode after transfer state" },
|
|
{ 5, "Max. 16 sec non-DRX mode after transfer state" },
|
|
{ 6, "Max. 32 sec non-DRX mode after transfer state" },
|
|
{ 7, "Max. 64 sec non-DRX mode after transfer state" },
|
|
{ 0, NULL},
|
|
/* Otherwise "" */
|
|
};
|
|
|
|
static const value_string tab_cycle_length_coefficient[] = {
|
|
{ 0, "CN Specific DRX cycle length coefficient not specified by the MS, ie. the system information value 'CN domain specific DRX cycle length' is used" },
|
|
{ 6, "CN Specific DRX cycle length coefficient 6" },
|
|
{ 7, "CN Specific DRX cycle length coefficient 7" },
|
|
{ 8, "CN Specific DRX cycle length coefficient 8" },
|
|
{ 9, "CN Specific DRX cycle length coefficient 9" },
|
|
{ 0, NULL },
|
|
/* Otherwise "CN Specific DRX cycle length coefficient not specified by the MS" */
|
|
};
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_drx_parameters);
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1,
|
|
"SPLIT PG CYCLE: code %u", value);
|
|
if ((value >= 1) && (value <= 64)) {
|
|
cycle_value = value;
|
|
}
|
|
else {
|
|
switch (value) {
|
|
case 0: cycle_value = 704; break;
|
|
case 65: cycle_value = 71; break;
|
|
case 66: cycle_value = 72; break;
|
|
case 67: cycle_value = 74; break;
|
|
case 68: cycle_value = 75; break;
|
|
case 69: cycle_value = 77; break;
|
|
case 70: cycle_value = 79; break;
|
|
case 71: cycle_value = 80; break;
|
|
case 72: cycle_value = 83; break;
|
|
case 73: cycle_value = 86; break;
|
|
case 74: cycle_value = 88; break;
|
|
case 75: cycle_value = 90; break;
|
|
case 76: cycle_value = 92; break;
|
|
case 77: cycle_value = 96; break;
|
|
case 78: cycle_value = 101; break;
|
|
case 79: cycle_value = 103; break;
|
|
case 80: cycle_value = 107; break;
|
|
case 81: cycle_value = 112; break;
|
|
case 82: cycle_value = 116; break;
|
|
case 83: cycle_value = 118; break;
|
|
case 84: cycle_value = 128; break;
|
|
case 85: cycle_value = 141; break;
|
|
case 86: cycle_value = 144; break;
|
|
case 87: cycle_value = 150; break;
|
|
case 88: cycle_value = 160; break;
|
|
case 89: cycle_value = 171; break;
|
|
case 90: cycle_value = 176; break;
|
|
case 91: cycle_value = 192; break;
|
|
case 92: cycle_value = 214; break;
|
|
case 93: cycle_value = 224; break;
|
|
case 94: cycle_value = 235; break;
|
|
case 95: cycle_value = 256; break;
|
|
case 96: cycle_value = 288; break;
|
|
case 97: cycle_value = 320; break;
|
|
case 98: cycle_value = 352; break;
|
|
default:
|
|
cycle_value = 1;
|
|
}
|
|
proto_item_append_text(ti, " => value %u", cycle_value);
|
|
if (cycle_value == 704) {
|
|
proto_item_append_text(ti, " (equivalent to no DRX)");
|
|
}
|
|
}
|
|
bi->offset++;
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_CYCLE_LENGTH_COEFFICIENT);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_CYCLE_LENGTH_COEFFICIENT);
|
|
proto_item_append_text(pi, "CN specific DRX cycle length coefficient: %s (%#02x)",
|
|
val_to_str(value, tab_cycle_length_coefficient,
|
|
"Not specified by the MS"),
|
|
value);
|
|
|
|
value = get_masked_guint8(data, MASK_SPLIT_ON_CCCH);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_SPLIT_ON_CCCH);
|
|
proto_item_append_text(pi, "SPLIT on CCCH: Split pg cycle on CCCH is%s supported by the mobile station",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_NON_DRX_TIMER);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_NON_DRX_TIMER);
|
|
proto_item_append_text(pi, "Non-DRX Timer: %s (%#x)",
|
|
val_to_str(value, tab_non_drx_timer, ""), value);
|
|
bi->offset++;
|
|
}
|
|
|
|
/*
|
|
* 11.3.12 eMLPP-Priority
|
|
*/
|
|
|
|
static void
|
|
decode_iei_emlpp_priority(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_CALL_PRIORITY = 0x07;
|
|
proto_item *ti;
|
|
guint8 data, value;
|
|
|
|
static const value_string tab_call_priority[] = {
|
|
{ 0, "No priority applied" },
|
|
{ 1, "Call priority level 4" },
|
|
{ 2, "Call priority level 3" },
|
|
{ 3, "Call priority level 2" },
|
|
{ 4, "Call priority level 1" },
|
|
{ 5, "Call priority level 0" },
|
|
{ 6, "Call priority level B" },
|
|
{ 7, "Call priority level A" },
|
|
{ 0, NULL },
|
|
};
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
value = get_masked_guint8(data, MASK_CALL_PRIORITY);
|
|
proto_item_append_text(ti, ": %s",
|
|
val_to_str(value, tab_call_priority, ""));
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
/*
|
|
* 11.3.13 Flush Action
|
|
*/
|
|
|
|
static void
|
|
decode_iei_flush_action(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
guint8 value;
|
|
|
|
static const value_string tab_action_value[] = {
|
|
{ 0x00, "LLC-PDU(s) deleted" },
|
|
{ 0x01, "LLC-PDU(s) transferred" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Reserved" */
|
|
};
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_item_append_text(ti, ": %s (%u)",
|
|
val_to_str(value, tab_action_value, "Reserved"),
|
|
value);
|
|
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
/*
|
|
* 11.3.16 LLC Frames Discarded
|
|
*/
|
|
|
|
static void
|
|
decode_iei_llc_frames_discarded(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
decode_simple_ie(ie, bi, ie_start_offset, "", " frames discarded", TRUE);
|
|
}
|
|
/*
|
|
* 11.3.17 Location Area
|
|
*/
|
|
static void
|
|
decode_iei_location_area(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
char *lai;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_location_area);
|
|
|
|
lai = decode_rai(bi, tf);
|
|
proto_item_append_text(ti, ": LAI %s", lai);
|
|
}
|
|
|
|
static void
|
|
decode_msrac_additional_access_technologies(proto_tree *tree, tvbuff_t *tvb,
|
|
guint64 bo, guint32 length _U_) {
|
|
proto_item *pi;
|
|
guint8 value;
|
|
guint8 bl; /* Bit length */
|
|
|
|
bl = 4;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "Access Technology Type: %s (%#01x)",
|
|
translate_msrac_access_technology_type(value),
|
|
value);
|
|
|
|
bl = 3;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "GMSK Power Class: Power class %u", value);
|
|
|
|
bl = 2;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "8PSK Power Class");
|
|
if (value == 0) {
|
|
proto_item_append_text(pi, ": 8PSK modulation not supported for uplink");
|
|
}
|
|
else{
|
|
proto_item_append_text(pi, ": Power Class E%u", value);
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
struct_bits_exist(guint64 start_bo, guint32 struct_length,
|
|
guint64 bo, guint32 num_bits) {
|
|
return (bo + num_bits) <= (start_bo + struct_length);
|
|
|
|
}
|
|
|
|
static void
|
|
decode_msrac_access_capabilities(proto_tree *tree, tvbuff_t *tvb,
|
|
guint64 bo, guint32 struct_length) {
|
|
/* Error handling:
|
|
- Struct too short: assume features do not exist
|
|
- Struct too long: ignore data and jump to next Access Technology */
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 value, i;
|
|
guint8 dgmsc = 0, demsc = 0; /* DTM GPRS/EGPRS Multi Slot Class */
|
|
guint8 bl; /* Bit length */
|
|
guint64 start_bo = bo;
|
|
|
|
/* RF Power Capability */
|
|
bl = 3;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "RF Power Capability");
|
|
if (value == 0) {
|
|
proto_item_append_text(pi, ": The MS does not support any GSM access technology type");
|
|
}
|
|
else {
|
|
proto_item_append_text(pi, ": GMSK Power Class %u", value);
|
|
}
|
|
|
|
/* A5 bits */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
if (value == 1) {
|
|
bo += bl;
|
|
bl = 7;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
ti = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
proto_item_append_text(ti, "A5 Bits: %#02x", value);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_msrac_a5_bits);
|
|
for (i = 0; i < bl; i++) {
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo + i, 1);
|
|
proto_item_append_text(pi, "Encryption algorithm A5/%u%s available",
|
|
i + 1,
|
|
value & (0x40 >> i) ? "" : " not");
|
|
}
|
|
bo += bl;
|
|
}
|
|
else {
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "A5 bits: Same as in the immediately preceding Access capabilities field within this IE");
|
|
}
|
|
|
|
/* ES IND */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "ESD IND: Controlled Early Classmark Sending"" option is%s implemented",
|
|
value == 0 ? " not" : "");
|
|
|
|
/* PS */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "PS: PS capability%s present",
|
|
value == 0 ? " not" : "");
|
|
|
|
/* VGCS */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "VBCS:%s VGCS capability %s notifications wanted",
|
|
value == 0 ? " No" : "",
|
|
value == 0 ? "or no" : "and");
|
|
|
|
/* VBS */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "VBS:%s VBS capability %s notifications wanted",
|
|
value == 0 ? " No" : "",
|
|
value == 0 ? "or no" : "and");
|
|
|
|
/* Multislot capability */
|
|
/* XXX: 'Error: struct too short, assume features do not exist'
|
|
No length is given! */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
if (value == 1) {
|
|
bo += bl;
|
|
ti = bit_proto_tree_add_text(tree, tvb, bo, bl, "Multislot capability");
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_msrac_multislot_capability);
|
|
|
|
/* HSCSD Multislot Class */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
bo += bl;
|
|
if (value == 1) {
|
|
bl = 5;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "HSCSD Multislot Class");
|
|
if ((value > 0 ) && (value < 19)) {
|
|
proto_item_append_text(pi, ": Multislot Class %u", value);
|
|
}
|
|
else {
|
|
proto_item_append_text(pi, ": Reserved");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo-1, bl);
|
|
proto_item_append_text(pi, "HSCSD Multislot Class - Bits are not available" );
|
|
}
|
|
|
|
/* GPRS Multislot Class, GPRS Extended Dynamic Allocation Capability */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
bo += bl;
|
|
if (value == 1) {
|
|
bl = 5;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "GPRS Multislot Class: Multislot Class %u",
|
|
value);
|
|
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "GPRS Extended Dynamic Allocation Capability: Extended Dynamic Allocation for GPRS is%s implemented",
|
|
value == 0 ? " not" : "");
|
|
}
|
|
else
|
|
{
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo-1, bl);
|
|
proto_item_append_text(pi, "GPRS Multislot Class: Multislot Class - Bits are not available" );
|
|
}
|
|
|
|
/* SMS Value, SM Value */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
bo += bl;
|
|
if (value == 1) {
|
|
bl = 4;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi,
|
|
"SMS_VALUE: %u/4 timeslot (~%u microseconds)",
|
|
value + 1, (value + 1) * 144);
|
|
|
|
bl = 4;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi,
|
|
"SM_VALUE: %u/4 timeslot (~%u microseconds)",
|
|
value + 1, (value + 1) * 144);
|
|
}
|
|
else
|
|
{
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo-1, bl);
|
|
proto_item_append_text(pi, "SMS Value, SM Value - Bits are not available" );
|
|
}
|
|
|
|
/* Additions in release 99 */
|
|
|
|
/* ECSD Multislot Class */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
bo += bl;
|
|
if (value == 1) {
|
|
bl = 5;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "ECSD Multislot Class");
|
|
if ((value > 0 ) && (value < 19)) {
|
|
proto_item_append_text(pi, ": Multislot Class %u", value);
|
|
}
|
|
else {
|
|
proto_item_append_text(pi, ": Reserved");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo-1, bl);
|
|
proto_item_append_text(pi, "ECSD Multislot Class - Bits are not available" );
|
|
}
|
|
|
|
/* EGPRS Multislot Class, EGPRS Extended Dynamic Allocation Capability */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
bo += bl;
|
|
if (value == 1) {
|
|
bl = 5;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "EGPRS Multislot Class: Multislot Class %u",
|
|
value);
|
|
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "EGPRS Extended Dynamic Allocation Capability: Extended Dynamic Allocation for EGPRS is%s implemented",
|
|
value == 0 ? " not" : "");
|
|
}
|
|
else
|
|
{
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo-1, bl);
|
|
proto_item_append_text(pi, "EGPRS Multislot Class: Multislot Class - Bits are not available");
|
|
}
|
|
|
|
/* DTM GPRS Multislot Class */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
bo += bl;
|
|
if (value == 1) {
|
|
bl = 2;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
dgmsc = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "DTM GPRS Multislot Class: %s",
|
|
translate_msrac_dtm_gprs_multislot_class(dgmsc));
|
|
|
|
/* Single slot DTM */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi,
|
|
"Single Slot DTM: Single slot DTM%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
/* DTM EGPRS Multislot Class */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
bo += bl;
|
|
if (value == 1) {
|
|
bl = 2;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
demsc = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "DTM EGPRS Multislot Class: %s",
|
|
translate_msrac_dtm_gprs_multislot_class(demsc));
|
|
}
|
|
}
|
|
proto_item_set_len(ti, get_num_octets_spanned(start_bo,
|
|
(guint32) (bo - start_bo)));
|
|
}
|
|
else {
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "Multislot capability: Same as in the immediately preceding Access capabilities field within this IE");
|
|
}
|
|
|
|
/* Additions in release 99 */
|
|
|
|
/* 8PSK Power Capability */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
bo += bl;
|
|
if (value == 1) {
|
|
bl = 2;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "8PSK Power Capability");
|
|
|
|
if (value == 0) {
|
|
proto_item_append_text(pi, ": Reserved");
|
|
}
|
|
else{
|
|
proto_item_append_text(pi, ": Power Class E%u", value);
|
|
}
|
|
proto_item_append_text(pi, ", 8PSK modulation capability in uplink");
|
|
}
|
|
|
|
/* COMPACT Interference Measurement Capability */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi,
|
|
"COMPACT Interference Measurement Capability: %s",
|
|
value == 0 ? "Not implemented" : "Implemented");
|
|
|
|
/* Revision level indicator */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "Revision Level Indicator: The ME is Release '%u %s",
|
|
value == 0 ? 98 : 99,
|
|
value == 0 ? "or older" : "onwards");
|
|
|
|
|
|
/* 3G RAT */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "UMTS FDD Radio Access Technology Capability: UMTS FDD%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "UMTS 3.84 Mcps TDD Radio Access Technology Capability: UMTS 3.84 Mcps TDD%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "CDMA 2000 Radio Access Technology Capability: CDMA 2000%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
|
|
/* Additions in release 4*/
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "UMTS 1.28 Mcps TDD Radio Access Technology Capability: UMTS 1.28 Mcps TDD%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
|
|
/* GERAN Feature Package 1 */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "GERAN Feature Package 1: GERAN Feature Package 1%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
|
|
/* Extended DTM xGPRS Multislot Class */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
bo += bl;
|
|
if (value == 1) {
|
|
bl = 2;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "Extended DTM GPRS Multi Slot Class: %s",
|
|
translate_msrac_extended_dtm_gprs_multislot_class(value, dgmsc));
|
|
|
|
/* XXX: 'This field shall be included only if the MS supports EGPRS DTM'.
|
|
How know? */
|
|
bl = 2;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "Extended DTM EGPRS Multi Slot Class: %s",
|
|
translate_msrac_extended_dtm_gprs_multislot_class(value, demsc));
|
|
}
|
|
|
|
/* Modulation based multislot class support */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "Modulation based multislot class support: %s supported",
|
|
value == 0 ? "Not" : "");
|
|
|
|
/* Additions in release 5 */
|
|
|
|
/* High multislot capability */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
bo += bl;
|
|
if (value == 1) {
|
|
bl = 2;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "High Multislot Capability: %u", value);
|
|
/* XXX: Translate? In that case, which values to compare with?
|
|
What if Multislot capability struct was not included? */
|
|
}
|
|
|
|
/* GERAN Iu Mode Capabilities */
|
|
/* XXX: Interpretation? Length? */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "GERAN Iu Mode Capabilities: %s",
|
|
value == 0 ? "Not supported" : "Supported");
|
|
|
|
/* GMSK Multislot Power Profile */
|
|
bl = 2;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "GMSK Multislot Power Profile: GMSK_MULTI_SLOT_POWER_PROFILE %u",
|
|
value);
|
|
|
|
/* 8PSK Multislot Power Profile */
|
|
/* XXX: 'If the MS does not support 8PSK in the uplink, then it shall
|
|
set this field to 00' */
|
|
bl = 2;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "8PSK Multislot Power Profile: 8PSK_MULTI_SLOT_POWER_PROFILE %u",
|
|
value);
|
|
|
|
/* Additions in release 6 */
|
|
|
|
/* Multiple TBF Capability */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "Multiple TBF Capability: Multiple TBF procedures in A/Gb mode%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
/* Downlink Advanced Receiver Performance */
|
|
bl = 2;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "Downlink Advanced Receiver Performance: Downlink Advanced Receiver Performance %s supported",
|
|
value == 0 ? "not" : "- phase 1");
|
|
|
|
|
|
/* Extended RLC_MAC Control Message Segmentation Capability */
|
|
bl = 1;
|
|
if (!struct_bits_exist(start_bo, struct_length, bo, bl)) return;
|
|
value = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tree, tvb, bo, bl);
|
|
bo += bl;
|
|
proto_item_append_text(pi, "Extended RLC/MAC Control Message Segmentation Capability: Extended RLC/MAC Control Message Segmentation%s supported",
|
|
value == 0 ? " not" : "");
|
|
}
|
|
|
|
static void
|
|
decode_msrac_value_part(proto_tree *tree, tvbuff_t *tvb, guint64 bo) {
|
|
/* No need to check bi->bssgp_tree here */
|
|
const guint8 ADD_ACC_TECHN = 0x0f;
|
|
guint8 att, length, bit, bl;
|
|
proto_item *ti, *ti2, *pi;
|
|
proto_tree *tf, *tf2;
|
|
const char *att_name;
|
|
guint64 start_bo;
|
|
|
|
start_bo = bo;
|
|
ti = bit_proto_tree_add_text(tree, tvb, bo, 8,
|
|
"MS RA capability value part");
|
|
/* Temporary length of item */
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_msrac_value_part);
|
|
|
|
bl = 4;
|
|
att = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
att_name = translate_msrac_access_technology_type(att);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
proto_item_append_text(pi, "Access Technology Type: %s (%#01x)", att_name, att);
|
|
proto_item_append_text(ti, ": Technology Type %s", att_name);
|
|
bo += bl;
|
|
|
|
bl = 7;
|
|
length = bssgp_tvb_get_bits8(tvb, bo, bl);
|
|
pi = bit_proto_tree_add_bit_field8(tf, tvb, bo, bl);
|
|
proto_item_append_text(pi, "Length: %u bits", length);
|
|
bo += bl;
|
|
|
|
if (att == ADD_ACC_TECHN) {
|
|
bo++; /* Always '1' */
|
|
ti2 = bit_proto_tree_add_text(tf, tvb, bo, length,
|
|
"Additional Access Technologies");
|
|
tf2 = proto_item_add_subtree(ti2, ett_bssgp_msrac_additional_access_technologies);
|
|
proto_item_set_len(ti, get_num_octets_spanned(start_bo, 4 + 7 + length + 1 + 1));
|
|
decode_msrac_additional_access_technologies(tf2, tvb, bo, length);
|
|
}
|
|
else if (att <= 0x0b) {
|
|
ti2 = bit_proto_tree_add_text(tf, tvb, bo, length, "Access Capabilities");
|
|
tf2 = proto_item_add_subtree(ti2, ett_bssgp_msrac_access_capabilities);
|
|
proto_item_set_len(ti, get_num_octets_spanned(start_bo, 4 + 7 + length + 1));
|
|
decode_msrac_access_capabilities(tf2, tvb, bo, length);
|
|
}
|
|
/* else unknown Access Technology Type */
|
|
|
|
bo += length;
|
|
bit = bssgp_tvb_get_bits8(tvb, bo, 1);
|
|
bo++;
|
|
if (bit == 1) {
|
|
decode_msrac_value_part(tree, tvb, bo);
|
|
}
|
|
}
|
|
/*
|
|
* 11.3.22 MS Radio Access Capability
|
|
*/
|
|
static void
|
|
decode_iei_ms_radio_access_capability(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_ms_radio_access_capability);
|
|
/* Rest of element coded as the value part defined in
|
|
* 3GPP TS 24.008, not including 3GPP TS 24.008 IEI and
|
|
* 3GPP TS 24.008 octet length indicator.
|
|
* 10.5.5.12a MS Radio Access capability
|
|
*/
|
|
decode_msrac_value_part(tf, bi->tvb, bi->offset * 8);
|
|
bi->offset += ie->value_length;
|
|
}
|
|
/*
|
|
* 11.3.23 OMC Id
|
|
*/
|
|
static void
|
|
decode_iei_omc_id(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
/* XXX: Translation: where in 3GPP TS 12.20? */
|
|
proto_item *ti;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
proto_item_append_text(ti, ": %s", BSSGP_NOT_DECODED);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
/*
|
|
* 11.3.24 PDU In Error
|
|
*/
|
|
static void
|
|
decode_iei_pdu_in_error(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
proto_item_append_text(ti, ": Erroneous BSSGP PDU (%u bytes)",
|
|
ie->value_length);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_iei_priority(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_PCI = 0x40;
|
|
const guint8 MASK_PRIORITY_LEVEL = 0x3c;
|
|
const guint8 MASK_QA = 0x02;
|
|
const guint8 MASK_PVI = 0x01;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 data, value;
|
|
|
|
static const value_string tab_priority_level[] = {
|
|
{ 0, "Spare" },
|
|
{ 1, "Priority Level 1 = highest priority" },
|
|
{ 2, "Priority Level 2 = 2nd highest priority" },
|
|
{ 3, "Priority Level 3 = 3rd highest priority" },
|
|
{ 4, "Priority Level 4 = 4th highest priority" },
|
|
{ 5, "Priority Level 5 = 5th highest priority" },
|
|
{ 6, "Priority Level 6 = 6th highest priority" },
|
|
{ 7, "Priority Level 7 = 7th highest priority" },
|
|
{ 8, "Priority Level 8 = 8th highest priority" },
|
|
{ 9, "Priority Level 9 = 9th highest priority" },
|
|
{ 10, "Priority Level 10 = 10th highest priority" },
|
|
{ 11, "Priority Level 11 = 11th highest priority" },
|
|
{ 12, "Priority Level 12 = 12th highest priority" },
|
|
{ 13, "Priority Level 13 = 13th highest priority" },
|
|
{ 14, "Priority Level 14 = lowest priority" },
|
|
{ 15, "Priority not used" },
|
|
{ 0, NULL },
|
|
};
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_priority);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_PCI);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_PCI);
|
|
proto_item_append_text(pi, "PCI: This allocation request %s preempt an existing connection",
|
|
value == 0 ? "shall not" : "may");
|
|
|
|
value = get_masked_guint8(data, MASK_PRIORITY_LEVEL);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_PRIORITY_LEVEL);
|
|
proto_item_append_text(pi, "Priority Level: %s",
|
|
val_to_str(value, tab_priority_level, ""));
|
|
|
|
value = get_masked_guint8(data, MASK_QA);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_QA);
|
|
proto_item_append_text(pi, "QA: Queuing%s allowed",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_PVI);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_PVI);
|
|
proto_item_append_text(pi, "PVI: This connection %s be preempted by another allocation request",
|
|
value == 0 ? "shall not" : "might");
|
|
|
|
bi->offset += ie->value_length;
|
|
}
|
|
/*
|
|
* 11.3.28 QoS Profile
|
|
*/
|
|
static void
|
|
decode_iei_qos_profile(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_CR_BIT = 0x20;
|
|
const guint8 MASK_T_BIT = 0x10;
|
|
const guint8 MASK_A_BIT = 0x08;
|
|
const guint8 MASK_PRECEDENCE = 0x07;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 data, value;
|
|
guint16 peak_bit_rate;
|
|
|
|
static const value_string tab_precedence_ul[] = {
|
|
{ 0, "High priority" },
|
|
{ 1, "Normal priority" },
|
|
{ 2, "Low priority" },
|
|
{ 0, NULL },
|
|
};
|
|
|
|
static const value_string tab_precedence_dl[] = {
|
|
{ 0, "Radio priority 1" },
|
|
{ 1, "Radio priority 2" },
|
|
{ 2, "Radio priority 3" },
|
|
{ 3, "Radio priority 4" },
|
|
{ 4, "Radio priority unknown" },
|
|
{ 0, NULL },
|
|
};
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_qos_profile);
|
|
|
|
peak_bit_rate = tvb_get_ntohs(bi->tvb, bi->offset);
|
|
pi = proto_tree_add_text(tf, bi->tvb, bi->offset, 1, "Peak bit rate: ");
|
|
if (peak_bit_rate == 0) {
|
|
proto_item_append_text(pi, "Best effort");
|
|
}
|
|
else {
|
|
proto_item_append_text(pi, "%u bits/s", peak_bit_rate * 100);
|
|
}
|
|
bi->offset += 2;
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_CR_BIT);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_CR_BIT);
|
|
proto_item_append_text(pi, "C/R: The SDU %s command/response frame type",
|
|
value == 0 ? "contains" : "does not contain");
|
|
|
|
value = get_masked_guint8(data, MASK_T_BIT);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_T_BIT);
|
|
proto_item_append_text(pi, "T: The SDU contains %s",
|
|
value == 0 ? "signalling (e.g. related to GMM)" : "data");
|
|
|
|
value = get_masked_guint8(data, MASK_A_BIT);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_A_BIT);
|
|
proto_item_append_text(pi, "A: Radio interface uses RLC/MAC %s functionality",
|
|
value == 0 ? "ARQ " : "UNITDATA ");
|
|
|
|
value = get_masked_guint8(data, MASK_PRECEDENCE);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_PRECEDENCE);
|
|
proto_item_append_text(pi, "Precedence: ");
|
|
|
|
if (bi->ul_data) {
|
|
proto_item_append_text(pi, "%s", val_to_str(value, tab_precedence_ul,
|
|
"Reserved (Low priority)"));
|
|
}
|
|
else {
|
|
proto_item_append_text(pi, "%s", val_to_str(value, tab_precedence_dl,
|
|
"Reserved (Radio priority 3)"));
|
|
}
|
|
proto_item_append_text(pi, " (%#x)", value);
|
|
bi->offset++;
|
|
}
|
|
/*
|
|
* 11.3.29 Radio Cause
|
|
*/
|
|
static void
|
|
decode_iei_radio_cause(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
guint8 value;
|
|
|
|
static const value_string tab_radio_cause[] = {
|
|
{ 0x00, "Radio contact lost with the MS" },
|
|
{ 0x01, "Radio link quality insufficient to continue communication" },
|
|
{ 0x02, "Cell reselection ordered" },
|
|
{ 0x03, "Cell reselection prepare" },
|
|
{ 0x04, "Cell reselection failure" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Reserved (Radio contact lost with the MS)" */
|
|
};
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_item_append_text(ti, ": %s (%#02x)",
|
|
val_to_str(value, tab_radio_cause, "Reserved (Radio contact lost with the MS)"),
|
|
value);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_iei_ra_cap_upd_cause(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
guint8 value;
|
|
|
|
static const value_string tab_cause_value[] = {
|
|
{ 0x00, "OK, RA capability IE present" },
|
|
{ 0x01, "TLLI unknown in SGSN" },
|
|
{ 0x02, "No RA capabilities or IMSI available for this MS" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Reserved (TLLI unknown in SGSN)" */
|
|
};
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_item_append_text(ti, ": %s (%#2x)",
|
|
val_to_str(value, tab_cause_value, "Reserved (TLLI unknown in SGSN)"),
|
|
value);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_iei_routing_area(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
char *rai;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_routing_area);
|
|
|
|
rai = decode_rai(bi, tf);
|
|
proto_item_append_text(ti, ": RAI %s", rai);
|
|
}
|
|
|
|
static void
|
|
decode_iei_tlli(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
|
|
guint32 tlli;
|
|
tlli = tvb_get_ntohl(bi->tvb, bi->offset);
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
proto_item_append_text(ti, ": %#04x", tlli);
|
|
/* By Stefan Boman LN/Ericsson 2006-07-14 --
|
|
* Commented the following four lines. Preventing redundant data
|
|
*/
|
|
/*
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, bi->offset);
|
|
*/
|
|
/* If we want to keep the posibillity to filter on ie:s without a Tag and the ie "content"
|
|
* this is how it has to be done.
|
|
*/
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_tlli);
|
|
|
|
proto_tree_add_item(tf, hf_bssgp_tlli,
|
|
bi->tvb, bi->offset, 4, BSSGP_LITTLE_ENDIAN);
|
|
|
|
}
|
|
bi->offset += 4;
|
|
|
|
if (check_col(bi->pinfo->cinfo, COL_INFO)) {
|
|
col_append_sep_fstr(bi->pinfo->cinfo, COL_INFO, BSSGP_SEP,
|
|
"TLLI %#4x", tlli);
|
|
}
|
|
|
|
if (check_col(bi->pinfo->cinfo, COL_BSSGP_TLLI)) {
|
|
col_add_fstr(bi->pinfo->cinfo, COL_BSSGP_TLLI, "%#04x", tlli);
|
|
}
|
|
|
|
decode_nri(bi->bssgp_tree, bi, tlli);
|
|
}
|
|
|
|
static void
|
|
decode_iei_tmsi(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
guint32 tmsi;
|
|
|
|
tmsi = tvb_get_ntohl(bi->tvb, bi->offset);
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
proto_item_append_text(ti, ": %#04x", tmsi);
|
|
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, bi->offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_tmsi_ptmsi);
|
|
|
|
proto_tree_add_item(tf, hf_bssgp_tmsi_ptmsi,
|
|
bi->tvb, bi->offset, 4, BSSGP_LITTLE_ENDIAN);
|
|
}
|
|
bi->offset += 4;
|
|
|
|
if (check_col(bi->pinfo->cinfo, COL_INFO)) {
|
|
col_append_sep_fstr(bi->pinfo->cinfo, COL_INFO, BSSGP_SEP,
|
|
"(P)TMSI %#4x", tmsi);
|
|
}
|
|
decode_nri(bi->bssgp_tree, bi, tmsi);
|
|
}
|
|
|
|
static void
|
|
decode_iei_trigger_id(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
/* XXX: value is 20 octets long! How add/show? */
|
|
proto_item *ti;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
proto_tree_add_lsa_id(build_info_t *bi, proto_tree *tree) {
|
|
guint32 data, lsa_id;
|
|
proto_item *pi;
|
|
|
|
data = tvb_get_ntoh24(bi->tvb, bi->offset);
|
|
lsa_id = data >> 1;
|
|
|
|
pi = proto_tree_add_text(tree, bi->tvb, bi->offset, 3,
|
|
"LSA ID: %#03x (%s)", lsa_id,
|
|
data & 1 ?
|
|
"Universal LSA" : "PLMN significant number");
|
|
bi->offset += 3;
|
|
}
|
|
|
|
static void
|
|
decode_iei_lsa_identifier_list(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_EP = 0x01;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
int num_lsa_ids, i;
|
|
guint32 value;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_lsa_identifier_list);
|
|
|
|
value = tvb_get_masked_guint8(bi->tvb, bi->offset, MASK_EP);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_EP);
|
|
proto_item_append_text(pi, "EP: The escape PLMN is%s broadcast",
|
|
value == 0 ? " not" : "");
|
|
bi->offset++;
|
|
|
|
num_lsa_ids = (ie->value_length - 1) / 3;
|
|
|
|
for (i = 0; i < num_lsa_ids; i++) {
|
|
proto_tree_add_lsa_id(bi, tf);
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_iei_lsa_information(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_LSA_ONLY = 0x01;
|
|
const guint8 MASK_ACT = 0x20;
|
|
const guint8 MASK_PREF = 0x10;
|
|
const guint8 MASK_PRIORITY = 0x0f;
|
|
proto_item *ti, *ti2, *pi;
|
|
proto_tree *tf, *tf2;
|
|
int num_lsa_infos, i;
|
|
guint8 data, value;
|
|
|
|
static const value_string tab_priority[] = {
|
|
{ 0, "Priority 1 = lowest priority" },
|
|
{ 1, "Priority 2 = 2nd lowest priority" },
|
|
{ 2, "Priority 3 = 3rd lowest priority" },
|
|
{ 3, "Priority 4 = 4th lowest priority" },
|
|
{ 4, "Priority 5 = 5th lowest priority" },
|
|
{ 5, "Priority 6 = 6th lowest priority" },
|
|
{ 6, "Priority 7 = 7th lowest priority" },
|
|
{ 7, "Priority 8 = 8th lowest priority" },
|
|
{ 8, "Priority 9 = 9th lowest priority" },
|
|
{ 9, "Priority 10 = 10th lowest priority" },
|
|
{ 10, "Priority 11 = 11th lowest priority" },
|
|
{ 11, "Priority 12 = 12th lowest priority" },
|
|
{ 12, "Priority 13 = 13th lowest priority" },
|
|
{ 13, "Priority 14 = 14th lowest priority" },
|
|
{ 14, "Priority 15 = 15th lowest priority" },
|
|
{ 15, "Priority 16 = highest priority" },
|
|
{ 0, NULL },
|
|
};
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_lsa_information);
|
|
|
|
value = tvb_get_masked_guint8(bi->tvb, bi->offset, MASK_LSA_ONLY);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_LSA_ONLY);
|
|
proto_item_append_text(pi, "LSA Only: %s",
|
|
value == 0 ?
|
|
"The subscriber has only access to the LSAs that are defined by the LSA information element" :
|
|
"Allow an emergency call");
|
|
bi->offset++;
|
|
|
|
num_lsa_infos = (ie->value_length - 1) / 4;
|
|
|
|
for (i = 0; i < num_lsa_infos; i++) {
|
|
ti2 = proto_tree_add_text(tf, bi->tvb, bi->offset, 4,
|
|
"LSA Identification and attributes %u", i + 1);
|
|
tf2 = proto_item_add_subtree(ti2, ett_bssgp_lsa_information_lsa_identification_and_attributes);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_ACT);
|
|
pi = proto_tree_add_bitfield8(tf2, bi->tvb, bi->offset, MASK_ACT);
|
|
proto_item_append_text(pi, "Act: The subscriber %s active mode support in the LSA",
|
|
value == 0 ? "does not have" : "has");
|
|
|
|
value = get_masked_guint8(data, MASK_PREF);
|
|
pi = proto_tree_add_bitfield8(tf2, bi->tvb, bi->offset, MASK_PREF);
|
|
proto_item_append_text(pi, "Pref: The subscriber %s preferential access in the LSA",
|
|
value == 0 ? "does not have" : "has");
|
|
|
|
value = get_masked_guint8(data, MASK_PRIORITY);
|
|
pi = proto_tree_add_bitfield8(tf2, bi->tvb, bi->offset, MASK_PRIORITY);
|
|
proto_item_append_text(pi, "Priority: %s",
|
|
val_to_str(value, tab_priority, ""));
|
|
bi->offset++;
|
|
|
|
proto_tree_add_lsa_id(bi, tf2);
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_iei_gprs_timer(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_UNIT_VALUE = 0xe0;
|
|
const guint8 MASK_TIMER_VALUE = 0x1f;
|
|
proto_item *ti;
|
|
guint8 data, value;
|
|
|
|
static const value_string tab_unit_value[] = {
|
|
{ 0, "incremented in multiples of 2 s" },
|
|
{ 1, "incremented in multiples of 1 minute" },
|
|
{ 2, "incremented in multiples of decihours" },
|
|
{ 3, "incremented in multiples of 500 msec" },
|
|
{ 7, "the timer does not expire" },
|
|
{ 0, NULL},
|
|
/* Otherwise "incremented in multiples of 1 minute" */
|
|
};
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
value = get_masked_guint8(data, MASK_TIMER_VALUE);
|
|
proto_item_append_text(ti, ": %u", value);
|
|
|
|
value = get_masked_guint8(data, MASK_UNIT_VALUE);
|
|
proto_item_append_text(ti, ", %s",
|
|
val_to_str(value, tab_unit_value,
|
|
"incremented in multiples of 1 minute"));
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_iei_abqp(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_DELAY_CLASS = 0x38;
|
|
const guint8 MASK_RELIABILITY_CLASS = 0x07;
|
|
const guint8 MASK_PEAK_THROUGHPUT = 0xf0;
|
|
const guint8 MASK_PRECEDENCE_CLASS = 0x07;
|
|
const guint8 MASK_MEAN_THROUGHPUT = 0x1f;
|
|
const guint8 MASK_TRAFFIC_CLASS = 0xe0;
|
|
const guint8 MASK_DELIVERY_ORDER = 0x18;
|
|
const guint8 MASK_DELIVERY_OF_ERRONEOUS_SDU = 0x07;
|
|
const guint8 MASK_RESIDUAL_BER = 0xf0;
|
|
const guint8 MASK_SDU_ERROR_RATIO = 0x0f;
|
|
const guint8 MASK_TRANSFER_DELAY = 0xfc;
|
|
const guint8 MASK_TRAFFIC_HANDLING_PRIORITY = 0x03;
|
|
const guint8 MASK_SIGNALLING_INDICATION = 0x10;
|
|
const guint8 MASK_SOURCE_STATISTICS_DESCRIPTOR = 0x0f;
|
|
const guint8 TRAFFIC_CLASS_CONVERSATIONAL = 1;
|
|
const guint8 TRAFFIC_CLASS_STREAMING = 2;
|
|
const guint8 TRAFFIC_CLASS_INTERACTIVE = 3;
|
|
const guint8 TRAFFIC_CLASS_BACKGROUND = 4;
|
|
guint8 data, value, traffic_class;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_abqp);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_DELAY_CLASS);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_DELAY_CLASS);
|
|
proto_item_append_text(pi, "Delay Class: %s (%#x)",
|
|
translate_abqp_delay_class(value, bi), value);
|
|
|
|
value = get_masked_guint8(data, MASK_RELIABILITY_CLASS);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_RELIABILITY_CLASS);
|
|
proto_item_append_text(pi, "Reliability Class: %s (%#x)",
|
|
translate_abqp_reliability_class(value, bi), value);
|
|
bi->offset++;
|
|
/* Octet 4 */
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_PEAK_THROUGHPUT);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_PEAK_THROUGHPUT);
|
|
proto_item_append_text(pi, "Peak Throughput: %s (%#x)",
|
|
translate_abqp_peak_throughput(value, bi), value);
|
|
|
|
value = get_masked_guint8(data, MASK_PRECEDENCE_CLASS);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_PRECEDENCE_CLASS);
|
|
proto_item_append_text(pi, "Precedence Class: %s (%#x)",
|
|
translate_abqp_precedence_class(value, bi), value);
|
|
bi->offset++;
|
|
/* Octet 5 */
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_MEAN_THROUGHPUT);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_MEAN_THROUGHPUT);
|
|
proto_item_append_text(pi, "Mean Throughput: %s (%#02x)",
|
|
translate_abqp_mean_throughput(value, bi), value);
|
|
/*
|
|
* A QoS IE received without octets 6-16, without octets 14-16, or without octets 15-16 shall be accepted by the
|
|
* receiving entity.
|
|
*/
|
|
bi->offset++;
|
|
if (ie->value_length == 3)
|
|
return;
|
|
/* Octet 6 */
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
traffic_class = get_masked_guint8(data, MASK_TRAFFIC_CLASS);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_TRAFFIC_CLASS);
|
|
proto_item_append_text(pi, "Traffic Class: %s (%#x)",
|
|
translate_abqp_traffic_class(traffic_class, bi),
|
|
value);
|
|
if ((traffic_class == TRAFFIC_CLASS_INTERACTIVE) ||
|
|
(traffic_class == TRAFFIC_CLASS_BACKGROUND)) {
|
|
proto_item_append_text(pi, " (ignored)");
|
|
}
|
|
|
|
value = get_masked_guint8(data, MASK_DELIVERY_ORDER);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_DELIVERY_ORDER);
|
|
proto_item_append_text(pi, "Delivery Order: %s (%#x)",
|
|
translate_abqp_delivery_order(value, bi), value);
|
|
|
|
value = get_masked_guint8(data, MASK_DELIVERY_OF_ERRONEOUS_SDU);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_DELIVERY_OF_ERRONEOUS_SDU);
|
|
proto_item_append_text(pi, "Delivery of Erroneous SDU: %s (%#x)",
|
|
translate_abqp_delivery_of_erroneous_sdu(value, bi),
|
|
value);
|
|
bi->offset++;
|
|
/* Octet 7 */
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1,
|
|
"Maximum SDU Size: %s",
|
|
translate_abqp_max_sdu_size(value, bi));
|
|
/* Octet 8 */
|
|
bi->offset++;
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1,
|
|
"Maximum bit rate for uplink: %s",
|
|
translate_abqp_max_bit_rate_for_ul(value, bi));
|
|
/* Octet 9 */
|
|
bi->offset++;
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1,
|
|
"Maximum bit rate for downlink: %s",
|
|
translate_abqp_max_bit_rate_for_dl(value, bi));
|
|
/* Octet 10 */
|
|
bi->offset++;
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_RESIDUAL_BER);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_RESIDUAL_BER);
|
|
proto_item_append_text(pi, "Residual BER: %s (%#x)",
|
|
translate_abqp_residual_ber(value, bi), value);
|
|
|
|
value = get_masked_guint8(data, MASK_SDU_ERROR_RATIO);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_SDU_ERROR_RATIO);
|
|
proto_item_append_text(pi, "SDU Error Ratio: %s (%#x)",
|
|
translate_abqp_sdu_error_ratio(value, bi), value);
|
|
/* Octet 11 */
|
|
bi->offset++;
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_TRANSFER_DELAY);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_TRANSFER_DELAY);
|
|
proto_item_append_text(pi, "Transfer Delay: %s (%#02x)",
|
|
translate_abqp_transfer_delay(value, bi), value);
|
|
|
|
value = get_masked_guint8(data, MASK_TRAFFIC_HANDLING_PRIORITY);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_TRAFFIC_HANDLING_PRIORITY);
|
|
proto_item_append_text(pi, "Traffic Handling Priority: %s (%#x)",
|
|
translate_abqp_traffic_handling_priority(value, bi),
|
|
value);
|
|
if ((traffic_class == TRAFFIC_CLASS_CONVERSATIONAL) ||
|
|
(traffic_class == TRAFFIC_CLASS_STREAMING) ||
|
|
(traffic_class == TRAFFIC_CLASS_BACKGROUND)) {
|
|
proto_item_append_text(pi, " (ignored)");
|
|
}
|
|
/* Octet 12 */
|
|
bi->offset++;
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1,
|
|
"Guaranteed bit rate for uplink: %s",
|
|
translate_abqp_guaranteed_bit_rate_for_ul(value, bi));
|
|
/* Octet 13 */
|
|
bi->offset++;
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1,
|
|
"Guaranteed bit rate for downlink: %s",
|
|
translate_abqp_guaranteed_bit_rate_for_dl(value, bi));
|
|
/*
|
|
* A QoS IE received without octets 6-16, without octets 14-16, or without octets 15-16 shall be accepted by the
|
|
* receiving entity.
|
|
*/
|
|
/* Octet 14 */
|
|
bi->offset++;
|
|
if (ie->value_length == 11)
|
|
return;
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_SIGNALLING_INDICATION);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_SIGNALLING_INDICATION);
|
|
proto_item_append_text(pi, "Signalling Indication: %s for signalling traffic",
|
|
value == 0 ? "Not optimized" : "Optimized");
|
|
if ((traffic_class == TRAFFIC_CLASS_CONVERSATIONAL) ||
|
|
(traffic_class == TRAFFIC_CLASS_STREAMING) ||
|
|
(traffic_class == TRAFFIC_CLASS_BACKGROUND)) {
|
|
proto_item_append_text(pi, " (ignored)");
|
|
}
|
|
|
|
value = get_masked_guint8(data, MASK_SOURCE_STATISTICS_DESCRIPTOR);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_SOURCE_STATISTICS_DESCRIPTOR);
|
|
proto_item_append_text(pi, "Source Statistics Descriptor: %s (%#x)",
|
|
translate_abqp_source_statistics_descriptor(value, bi),
|
|
value);
|
|
if ((traffic_class == TRAFFIC_CLASS_INTERACTIVE) ||
|
|
(traffic_class == TRAFFIC_CLASS_BACKGROUND)) {
|
|
proto_item_append_text(pi, " (ignored)");
|
|
}
|
|
/*
|
|
* A QoS IE received without octets 6-16, without octets 14-16, or without octets 15-16 shall be accepted by the
|
|
* receiving entity.
|
|
*/
|
|
/* Octet 15 */
|
|
bi->offset++;
|
|
if (ie->value_length == 12)
|
|
return;
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1,
|
|
"Maximum bit rate for downlink (extended): %s",
|
|
translate_abqp_max_bit_rate_for_dl_extended(value, bi));
|
|
/* Octet 16 */
|
|
bi->offset++;
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1,
|
|
"Guaranteed bit rate for downlink (extended): %s",
|
|
translate_abqp_guaranteed_bit_rate_for_dl_extended(value, bi));
|
|
bi->offset++;
|
|
}
|
|
|
|
static void
|
|
decode_iei_feature_bitmap(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_ENHANCED_RADIO_STATUS = 0x40;
|
|
const guint8 MASK_PFC_FC = 0x20;
|
|
const guint8 MASK_RIM = 0x10;
|
|
const guint8 MASK_LCS = 0x08;
|
|
const guint8 MASK_INR = 0x04;
|
|
const guint8 MASK_CBL = 0x02;
|
|
const guint8 MASK_PFC = 0x01;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 data, value;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_feature_bitmap);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_ENHANCED_RADIO_STATUS);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_ENHANCED_RADIO_STATUS);
|
|
proto_item_append_text(pi, "Enhanced Radio Status: Enhanced Radio Status Procedures%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_PFC_FC);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_PFC_FC);
|
|
proto_item_append_text(pi, "PFC_FC: PFC Flow Control Procedures%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_RIM);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_RIM);
|
|
proto_item_append_text(pi, "RIM: RAN Information Management (RIM) Procedures%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_LCS);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_LCS);
|
|
proto_item_append_text(pi, "LCS: LCS Procedures%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_INR);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_INR);
|
|
proto_item_append_text(pi, "INR: Inter-NSE re-routing%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_CBL);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_CBL);
|
|
proto_item_append_text(pi, "CBL: Current Bucket Level Procedures%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_PFC);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_PFC);
|
|
proto_item_append_text(pi, "PFC: Packet Flow Context Procedures%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_iei_bucket_full_ratio(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
bssgp_pi_append_bucket_full_ratio(ti, bi->tvb, bi->offset);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_iei_service_utran_cco(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_SERVICE_UTRAN_CCO = 0x07;
|
|
proto_item *ti;
|
|
guint8 data, value;
|
|
|
|
static const value_string tab_service_utran_cco[] = {
|
|
{ 0, "Network initiated cell change order procedure to UTRAN should be performed" },
|
|
{ 1, "Network initiated cell change order procedure to UTRAN should not be performed" },
|
|
{ 2, "Network initiated cell change order procedure to UTRAN shall not be performed" },
|
|
{ 0, NULL },
|
|
/* Otherwise "No information available" */
|
|
};
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
value = get_masked_guint8(data, MASK_SERVICE_UTRAN_CCO);
|
|
proto_item_append_text(ti, ": %s (%#02x)",
|
|
val_to_str(value, tab_service_utran_cco,
|
|
"No information available"),
|
|
value);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_iei_nsei(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti, *hidden_item;
|
|
guint16 nsei;
|
|
|
|
nsei = tvb_get_ntohs(bi->tvb, bi->offset);
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
proto_item_append_text(ti, ": %u", nsei);
|
|
hidden_item = proto_tree_add_item(bi->bssgp_tree, hf_bssgp_nsei,
|
|
bi->tvb, bi->offset, 2, BSSGP_LITTLE_ENDIAN);
|
|
PROTO_ITEM_SET_HIDDEN(hidden_item);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
|
|
if (check_col(bi->pinfo->cinfo, COL_INFO)) {
|
|
col_append_sep_fstr(bi->pinfo->cinfo, COL_INFO, BSSGP_SEP,
|
|
"NSEI %u", nsei);
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_iei_lcs_qos(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_VERT = 0x01;
|
|
const guint8 MASK_XA = 0x80;
|
|
const guint8 MASK_ACCURACY = 0x7f;
|
|
const guint8 MASK_RT = 0xc0;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 data, value, vert;
|
|
|
|
static const value_string tab_rt[] = {
|
|
{ 0, "Response time is not specified" },
|
|
{ 1, "Low delay" },
|
|
{ 2, "Delay tolerant" },
|
|
{ 3, "Reserved" },
|
|
{ 0, NULL },
|
|
};
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_lcs_qos);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
vert = get_masked_guint8(data, MASK_VERT);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_VERT);
|
|
proto_item_append_text(pi, "VERT: Vertical coordinate is%s requested",
|
|
vert == 0 ? " not" : "");
|
|
bi->offset++;
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_XA);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_XA);
|
|
proto_item_append_text(pi, "HA: Horizontal Accuracy is%s specified",
|
|
value == 0 ? " not" : "");
|
|
|
|
if (value == 1) {
|
|
value = get_masked_guint8(data, MASK_ACCURACY);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_ACCURACY);
|
|
proto_item_append_text(pi, "Horizontal Accuracy: %.1f m",
|
|
10 * (pow(1.1, (double)value) - 1));
|
|
}
|
|
bi->offset++;
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
if (vert == 1) {
|
|
value = get_masked_guint8(data, MASK_XA);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_XA);
|
|
proto_item_append_text(pi, "VA: Vertical Accuracy is%s specified",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_ACCURACY);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_ACCURACY);
|
|
proto_item_append_text(pi, "Vertical Accuracy: %.1f m",
|
|
45 * (pow(1.025, (double)value) - 1));
|
|
}
|
|
bi->offset++;
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
value = get_masked_guint8(data, MASK_RT);
|
|
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_RT);
|
|
proto_item_append_text(pi, "RT: %s",
|
|
val_to_str(value, tab_rt, ""));
|
|
bi->offset++;
|
|
}
|
|
|
|
static void
|
|
decode_iei_lcs_client_type(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_CATEGORY = 0xf0;
|
|
const guint8 MASK_SUBTYPE = 0x0f;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 data, category, subtype;
|
|
|
|
static const value_string tab_category[] = {
|
|
{ 0, "Value Added Client" },
|
|
/* { 1, ??? XXX }, */
|
|
{ 2, "PLMN Operator" },
|
|
{ 3, "Emergency Services" },
|
|
{ 4, "Lawful Intercept Services" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Reserved" */
|
|
};
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_lcs_client_type);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
category = get_masked_guint8(data, MASK_CATEGORY);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_CATEGORY);
|
|
proto_item_append_text(pi, "Category: %s (%#x)",
|
|
val_to_str(category, tab_category, "Reserved"),
|
|
category);
|
|
|
|
subtype = get_masked_guint8(data, MASK_SUBTYPE);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_SUBTYPE);
|
|
proto_item_append_text(pi, "Subtype: ");
|
|
|
|
switch (category) {
|
|
case 0:
|
|
if (subtype == 0) {
|
|
proto_item_append_text(pi, "Unspecified"); break;
|
|
}
|
|
else {
|
|
proto_item_append_text(pi, "Reserved"); break;
|
|
}
|
|
/* case 1: ??? XXX*/
|
|
case 2:
|
|
switch (subtype) {
|
|
case 0: proto_item_append_text(pi, "Unspecified"); break;
|
|
case 1: proto_item_append_text(pi, "Broadcast service"); break;
|
|
case 2: proto_item_append_text(pi, "O&M"); break;
|
|
case 3: proto_item_append_text(pi, "Anonymous statistics"); break;
|
|
case 4: proto_item_append_text(pi, "Target MS service support node"); break;
|
|
default: proto_item_append_text(pi, "Reserved"); break;
|
|
}
|
|
break;
|
|
case 3:
|
|
case 4:
|
|
if (subtype == 0) {
|
|
proto_item_append_text(pi, "Unspecified"); break;
|
|
}
|
|
else {
|
|
proto_item_append_text(pi, "Reserved"); break;
|
|
}
|
|
default: /* Not category == 1! */
|
|
proto_item_append_text(pi, "Reserved"); break;
|
|
}
|
|
|
|
bi->offset++;
|
|
}
|
|
|
|
static void
|
|
decode_iei_requested_gps_assistance_data(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_A = 0x01;
|
|
const guint8 MASK_B = 0x02;
|
|
const guint8 MASK_C = 0x04;
|
|
const guint8 MASK_D = 0x08;
|
|
const guint8 MASK_E = 0x10;
|
|
const guint8 MASK_F = 0x20;
|
|
const guint8 MASK_G = 0x40;
|
|
const guint8 MASK_H = 0x80;
|
|
const guint8 MASK_I = 0x01;
|
|
const guint8 MASK_NSAT = 0xf0;
|
|
const guint8 MASK_T_TOE_LIMIT = 0x0f;
|
|
const guint8 MASK_SAT_ID =0x3f;
|
|
proto_tree *tf, *tf2;
|
|
proto_item *ti, *ti2, *pi;
|
|
guint8 data, value, d, nsat;
|
|
guint16 gps_week;
|
|
int i;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_requested_gps_assistance_data);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_A);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_A);
|
|
proto_item_append_text(pi, "A: Almanac is%s srequested",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_B);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_B);
|
|
proto_item_append_text(pi, "B: UTC Model is%s requested",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_C);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_C);
|
|
proto_item_append_text(pi, "C: Ionospheric Model is%s requested",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_D);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_D);
|
|
proto_item_append_text(pi, "D: Navigation Model is%s requested",
|
|
value == 0 ? " not" : "");
|
|
d = value;
|
|
|
|
value = get_masked_guint8(data, MASK_E);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_E);
|
|
proto_item_append_text(pi, "E: DGPS Corrections are%s requested",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_F);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_F);
|
|
proto_item_append_text(pi, "F: Reference Location is%s requested",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_G);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_G);
|
|
proto_item_append_text(pi, "G: Reference Time is%s requested",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_H);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_H);
|
|
proto_item_append_text(pi, "H: Acquisition Assistance is%s requested",
|
|
value == 0 ? " not" : "");
|
|
|
|
bi->offset++;
|
|
|
|
value = tvb_get_masked_guint8(bi->tvb, bi->offset, MASK_I);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_I);
|
|
proto_item_append_text(pi, "I: Real-Time Integrity is%s requested",
|
|
value == 0 ? " not" : "");
|
|
if (d == 0) return;
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
gps_week = (data & 0xc0) << 2;
|
|
data = tvb_get_guint8(bi->tvb, bi->offset + 1);
|
|
gps_week += data;
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 2,
|
|
"GPS Week: %u", gps_week);
|
|
bi->offset += 2;
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1,
|
|
"GPS Toe: %u", value);
|
|
bi->offset++;
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
nsat = get_masked_guint8(data, MASK_NSAT);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_NSAT);
|
|
proto_item_append_text(pi, "NSAT: %u", value);
|
|
|
|
value = get_masked_guint8(data, MASK_T_TOE_LIMIT);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_T_TOE_LIMIT);
|
|
proto_item_append_text(pi, "T-Toe Limit: %u", value);
|
|
bi->offset++;
|
|
|
|
for (i = 0; i < nsat; i++) {
|
|
ti2 = proto_tree_add_text(tf, bi->tvb, bi->offset, 2, "Satellite %u", i);
|
|
tf2 = proto_item_add_subtree(ti2, ett_bssgp_requested_gps_assistance_data_satellite);
|
|
|
|
value = tvb_get_masked_guint8(bi->tvb, bi->offset, MASK_SAT_ID);
|
|
pi = proto_tree_add_bitfield8(tf2, bi->tvb, bi->offset, MASK_SAT_ID);
|
|
proto_item_append_text(pi, "SatId: %u", value);
|
|
proto_item_append_text(ti2, ": Id %u", value);
|
|
bi->offset++;
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf2, bi->tvb, bi->offset, 1,
|
|
"IODE: %u", value);
|
|
proto_item_append_text(ti2, ", IODE %u", value);
|
|
bi->offset++;
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_iei_location_type(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 LOCATION_ASSISTANCE = 1;
|
|
const guint8 DECIPHERING_KEYS = 2;
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
guint8 value;
|
|
|
|
static const value_string tab_location_information[] = {
|
|
{ 0, "Current geographic location" },
|
|
{ 1, "Location assistance information for the target MS" },
|
|
{ 2, "Deciphering keys for broadcast assistance data for the target MS" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Reserved" */
|
|
};
|
|
|
|
static const value_string tab_positioning_method[] = {
|
|
{ 0, "Reserved" },
|
|
{ 1, "Mobile Assisted E-OTD" },
|
|
{ 2, "Mobile Based E-OTD" },
|
|
{ 3, "Assisted GPS" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Reserved" */
|
|
};
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_location_type);
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1, "Location Information: %s",
|
|
val_to_str(value, tab_location_information,
|
|
"Reserved"));
|
|
bi->offset++;
|
|
|
|
if ((value == LOCATION_ASSISTANCE) || (value == DECIPHERING_KEYS)) {
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1, "Positioning Method: %s",
|
|
val_to_str(value, tab_positioning_method,
|
|
"Reserved"));
|
|
bi->offset++;
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_iei_location_estimate(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
/* XXX: Which paragraph in 3GPP TS 23.032?*/
|
|
proto_item *ti;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
proto_item_append_text(ti, ": %s", BSSGP_NOT_DECODED);
|
|
}
|
|
if (ie->value_length != BSSGP_UNKNOWN) {
|
|
bi->offset += ie->value_length;
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_iei_positioning_data(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_PDD = 0x0f;
|
|
const guint8 MASK_METHOD = 0xf8;
|
|
const guint8 MASK_USAGE = 0x07;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 data, value, i, num_methods;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_positioning_data);
|
|
|
|
value = tvb_get_masked_guint8(bi->tvb, bi->offset, MASK_PDD);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_PDD);
|
|
proto_item_append_text(pi, "Positioning Data Discriminator: %s",
|
|
value == 0 ?
|
|
"Indicate usage of each positioning method that was attempted either successfully or unsuccessfully" :
|
|
"Reserved");
|
|
bi->offset++;
|
|
|
|
num_methods = ie->value_length - 1;
|
|
for (i = 0; i < num_methods; i++) {
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_METHOD);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_METHOD);
|
|
proto_item_append_text(pi, "Method: ");
|
|
|
|
switch (value) {
|
|
case 0: proto_item_set_text(pi, "Timing Advance"); break;
|
|
case 1: proto_item_set_text(pi, "Reserved"); break;
|
|
case 2: proto_item_set_text(pi, "Reserved"); break;
|
|
case 3: proto_item_set_text(pi, "Mobile Assisted E-OTD"); break;
|
|
case 4: proto_item_set_text(pi, "Mobile Based E-OTD"); break;
|
|
case 5: proto_item_set_text(pi, "Mobile Assisted GPS"); break;
|
|
case 6: proto_item_set_text(pi, "Mobile Based GPS"); break;
|
|
case 7: proto_item_set_text(pi, "Conventional GPS"); break;
|
|
case 8: proto_item_set_text(pi, "U-TDOA"); break;
|
|
default:
|
|
if ((value >= 9) && (value <= 0x0f)) {
|
|
proto_item_set_text(pi, "Reserved for GSM");
|
|
}
|
|
else {
|
|
proto_item_set_text(pi, "Reserved for network specific positioning methods");
|
|
}
|
|
}
|
|
proto_item_append_text(pi, " (%#02x)", value); /* Method */
|
|
|
|
value = get_masked_guint8(data, MASK_USAGE);
|
|
|
|
switch (value) {
|
|
case 0: proto_item_append_text(pi, " attempted unsuccessfully due to failure or interruption "); break;
|
|
case 1: proto_item_append_text(pi, " attempted successfully: results not used to generate location"); break;
|
|
case 2: proto_item_append_text(pi, " attempted successfully: results used to verify but not generate location"); break;
|
|
case 3: proto_item_append_text(pi, " attempted successfully: results used to generate location"); break;
|
|
case 4: proto_item_append_text(pi, " attempted successfully: case where MS supports multiple mobile based"
|
|
" positioning methods and the actual method or methods used by the MS cannot be determined"); break;
|
|
default: ; /* ??? */
|
|
}
|
|
proto_item_append_text(pi, " (%#x)", value); /* Usage */
|
|
bi->offset++;
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_iei_deciphering_keys(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_KEY_FLAG = 0x01;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 data, value;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_deciphering_keys);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
value = get_masked_guint8(data, MASK_KEY_FLAG);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_KEY_FLAG);
|
|
proto_item_append_text(pi, "Ciphering Key Flag: %u", value);
|
|
bi->offset++;
|
|
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 7,
|
|
"Current Deciphering Key Value");
|
|
bi->offset += 7;
|
|
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 7,
|
|
"Next Deciphering Key Value");
|
|
bi->offset += 7;
|
|
}
|
|
|
|
static void
|
|
decode_iei_lcs_priority(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
/* XXX: coding (3GPP TS 29.002 7.6.11.7)? */
|
|
proto_item *ti;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
proto_item_append_text(ti, ": %s", BSSGP_NOT_DECODED);
|
|
}
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
static void
|
|
decode_iei_lcs_cause(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
guint8 value;
|
|
|
|
static const value_string tab_cause_value[] = {
|
|
{ 0, "Unspecified" },
|
|
{ 1, "System failure" },
|
|
{ 2, "Protocol error" },
|
|
{ 3, "Data missing in position request" },
|
|
{ 4, "Unexpected value in position request" },
|
|
{ 5, "Position method failure" },
|
|
{ 6, "Target MS unreachable" },
|
|
{ 7, "Location request aborted" },
|
|
{ 8, "Facility not supported" },
|
|
{ 9, "Inter-BSC handover ongoing" },
|
|
{ 10, "Intra-BSC handover ongoing" },
|
|
{ 11, "Congestion" },
|
|
{ 12, "Inter NSE cell change" },
|
|
{ 13, "Routing area update" },
|
|
{ 14, "PTMSI reallocation" },
|
|
{ 15, "Suspension of GPRS services" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Unspecified" */
|
|
};
|
|
|
|
static const value_string tab_diagnostic_value[] = {
|
|
{ 0, "Congestion" },
|
|
{ 1, "Insufficient resources" },
|
|
{ 2, "Insufficient measurement data" },
|
|
{ 3, "Inconsistent measurement data" },
|
|
{ 4, "Location procedure not completed" },
|
|
{ 5, "Location procedure not supported by target MS" },
|
|
{ 6, "QoS not attainable" },
|
|
{ 7, "Position method not available in network" },
|
|
{ 8, "Position method not available in location area" },
|
|
{ 0, NULL },
|
|
/* Otherwise "Unrecognized => ignored" */
|
|
};
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
if (ie->value_length == 1) {
|
|
/* Diagnostic value not included */
|
|
proto_item_append_text(ti, ": %s (%#02x)",
|
|
val_to_str(value, tab_cause_value, "Unspecified"),
|
|
value);
|
|
bi->offset++;
|
|
return;
|
|
}
|
|
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_lcs_cause);
|
|
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1, ": %s (%#02x)",
|
|
val_to_str(value, tab_cause_value, "Unspecified"),
|
|
value);
|
|
bi->offset++;
|
|
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1, ": %s (%#02x)",
|
|
val_to_str(value, tab_diagnostic_value,
|
|
"Unrecognized => ignored"),
|
|
value);
|
|
bi->offset++;
|
|
}
|
|
|
|
static void
|
|
decode_iei_lcs_capability(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_OTD_A = 0x10;
|
|
const guint8 MASK_OTD_B = 0x08;
|
|
const guint8 MASK_GPS_A = 0x04;
|
|
const guint8 MASK_GPS_B = 0x02;
|
|
const guint8 MASK_GPS_C = 0x01;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 data, value;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_lcs_capability);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
value = get_masked_guint8(data, MASK_OTD_A);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_OTD_A);
|
|
proto_item_append_text(pi, "OTD-A: MS Assisted E-OTD%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_OTD_B);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_OTD_B);
|
|
proto_item_append_text(pi, "OTD-B: MS Based E-OTD%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_GPS_A);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_GPS_A);
|
|
proto_item_append_text(pi, "GPS-A: MS Assisted GPS%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_GPS_B);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_GPS_B);
|
|
proto_item_append_text(pi, "GPS-B: MS Based GPS%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
value = get_masked_guint8(data, MASK_GPS_C);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_GPS_C);
|
|
proto_item_append_text(pi, "GPS-C: Conventional GPS%s supported",
|
|
value == 0 ? " not" : "");
|
|
|
|
bi->offset++;
|
|
}
|
|
|
|
static void
|
|
decode_iei_rrlp_flags(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_FLAG1 = 0x01;
|
|
proto_item *ti;
|
|
guint8 value;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
value = tvb_get_masked_guint8(bi->tvb, bi->offset, MASK_FLAG1);
|
|
proto_item_append_text(ti, ": Flag1:%s Position Command (BSS to SGSN) or final response (SGSN to BSS) (%u)",
|
|
value == 0 ? " Not a" : "", value);
|
|
}
|
|
bi->offset++;
|
|
}
|
|
|
|
static void /* [7] 11.3.61 RIM Application Identity */
|
|
decode_iei_rim_application_identity(bssgp_ie_t *ie _U_, build_info_t *bi, int ie_start_offset _U_) {
|
|
proto_item *ti;
|
|
guint8 appid;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += 8;
|
|
return;
|
|
}
|
|
|
|
ti = proto_tree_add_item(bi->bssgp_tree, hf_bssgp_appid,
|
|
bi->tvb, bi->offset, 1, FALSE);
|
|
|
|
appid = tvb_get_guint8(bi->tvb, bi->offset);
|
|
switch (appid) {
|
|
case 0: proto_item_append_text(ti, " - Reserved"); break;
|
|
case 1: proto_item_append_text(ti, " - Network Assisted Cell Change (NACC)"); break;
|
|
case 0x10: proto_item_append_text(ti, " - System Information 3 (SI3)"); break;
|
|
case 0x11: proto_item_append_text(ti, " - MBMS data channel"); break;
|
|
default: proto_item_append_text(ti, " - Reserved");
|
|
}
|
|
bi->offset++;
|
|
|
|
}
|
|
|
|
#if 0
|
|
static void
|
|
decode_ran_information_common(build_info_t *bi, proto_tree *parent_tree) {
|
|
proto_tree *tf;
|
|
proto_item *ti;
|
|
char *rai_ci;
|
|
guint8 num_rai_cis, i;
|
|
|
|
ti = proto_tree_add_text(parent_tree, bi->tvb, bi->offset, 8,
|
|
"RAI + CI for Source Cell");
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_rai_ci);
|
|
|
|
rai_ci = decode_rai_ci(bi, tf);
|
|
proto_item_append_text(ti, ": %s", rai_ci);
|
|
|
|
num_rai_cis = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 1,
|
|
"%u ""RAI+CI for Destination Cell"" follow%s",
|
|
num_rai_cis, (num_rai_cis == 0) ? "" : "s");
|
|
bi->offset++;
|
|
|
|
for (i = 0; i < num_rai_cis; i++) {
|
|
ti = proto_tree_add_text(parent_tree, bi->tvb, bi->offset, 8,
|
|
"""RAI + CI for Destination Cell"" (%u)", i + 1);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_rai_ci);
|
|
rai_ci = decode_rai_ci(bi, tf);
|
|
proto_item_append_text(ti, ": %s", rai_ci);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* 11.3.77 RIM Routing Information
|
|
*/
|
|
static const value_string ra_discriminator_vals[] = {
|
|
{ 0, "A Cell Identifier is used to identify a GERAN cell" },
|
|
{ 1, "A Global RNC-ID is used to identify a UTRAN RNC" },
|
|
{ 0, NULL },
|
|
};
|
|
|
|
static void
|
|
decode_iei_rim_routing_information(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
guint8 data;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_rim_routing_information);
|
|
|
|
proto_tree_add_item(tf, hf_bssgp_ra_discriminator,
|
|
bi->tvb, bi->offset, 1, FALSE);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
bi->offset += 1;
|
|
|
|
decode_rai(bi, tf);
|
|
|
|
proto_tree_add_item(tf, hf_bssgp_ci,
|
|
bi->tvb, bi->offset, 2, BSSGP_LITTLE_ENDIAN);
|
|
bi->offset += 2;
|
|
|
|
} else {
|
|
bi->offset += ie->value_length;
|
|
}
|
|
|
|
}
|
|
|
|
static void /* [7] 11.62a.1 */
|
|
decode_iei_ran_container_unit(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += 8;
|
|
return;
|
|
}
|
|
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_ran_information_request_container_unit);
|
|
}
|
|
|
|
static void
|
|
decode_iei_application_error(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_ran_information_container_unit);
|
|
|
|
proto_tree_add_item(tf, hf_bssgp_iei_nacc_cause, bi->tvb, bi->offset, 1, FALSE);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, tvb_length(bi->tvb) - bi->offset , "Erroneous Application Container including IEI and LI");
|
|
|
|
} else {
|
|
bi->offset += ie->value_length;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* 11.3.63.1.1 RAN-INFORMATION-REQUEST Application Container for the NACC Application
|
|
*/
|
|
static void
|
|
decode_iei_ran_information_request_application_container(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
proto_tree *tf;
|
|
char *rai_ci;
|
|
|
|
if (bi->bssgp_tree) {
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_ran_information_container_unit);
|
|
|
|
/*
|
|
* Octet 3-10 Reporting Cell Identifier:
|
|
* This field is encoded as the Cell Identifier defined in sub-clause 11.3.9
|
|
*/
|
|
rai_ci = decode_rai_ci(bi, tf);
|
|
proto_item_append_text(ti, ": %s", rai_ci);
|
|
|
|
} else {
|
|
bi->offset += ie->value_length;
|
|
}
|
|
}
|
|
static void
|
|
decode_iei_ran_information_application_container(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
const guint8 MASK_NUMBER_OF_SI_PSI = 0xfe;
|
|
const guint8 MASK_UNIT_TYPE = 0x01;
|
|
const guint8 TYPE_SI = 0;
|
|
const guint8 TYPE_PSI = 1;
|
|
const guint8 LEN_SI = 21;
|
|
const guint8 LEN_PSI = 22;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 num_si_psi, type_si_psi, data, i;
|
|
|
|
if (! bi->bssgp_tree) {
|
|
bi->offset += 8;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_ran_information_container_unit);
|
|
|
|
/* don't work, ran_information_common read number of rai's but it is only one.
|
|
decode_ran_information_common(bi, tf); */
|
|
decode_rai_ci(bi,tf);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
num_si_psi = get_masked_guint8(data, MASK_NUMBER_OF_SI_PSI);
|
|
type_si_psi = get_masked_guint8(data, MASK_UNIT_TYPE);
|
|
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset,
|
|
MASK_NUMBER_OF_SI_PSI);
|
|
proto_item_append_text(pi, "Number of SI/PSI: %u ""SI/PSI"" follow%s",
|
|
num_si_psi,
|
|
num_si_psi < 2 ? "s" : "");
|
|
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_UNIT_TYPE);
|
|
proto_item_append_text(pi, "Type: %s messages as specified for %s follow",
|
|
type_si_psi == TYPE_SI ? "SI" : "PSI",
|
|
type_si_psi == TYPE_SI ? "BCCH" : "PBCCH");
|
|
|
|
bi->offset++;
|
|
|
|
for (i = 0; i < num_si_psi; i++) {
|
|
if (type_si_psi == TYPE_SI) {
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, LEN_SI,
|
|
" SI (%u), %u octets", i + 1, LEN_SI);
|
|
/* XXX: Not decoded yet; which section in 3GPP TS 44.018? */
|
|
proto_tree_add_item(tf, hf_bssgp_rrc_si_msg_type, bi->tvb, bi->offset, 1, FALSE);
|
|
/* TODO:
|
|
* Add decoding in packet-gsm_a.c ? Needs a new exported function "gsm_a_decode_rr_message?)
|
|
*
|
|
*/
|
|
bi->offset += LEN_SI;
|
|
}
|
|
else if (type_si_psi == TYPE_PSI) {
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, LEN_PSI,
|
|
" PSI (%u), %u octets", i + 1, LEN_PSI);
|
|
/* XXX: Not decoded yet; which section in 3GPP TS 44.060?
|
|
|
|
System information messages: Reference
|
|
Packet System Information Type 1 11.2.18
|
|
Packet System Information Type 2 11.2.19
|
|
Packet System Information Type 3 11.2.20
|
|
Packet System Information Type 3 bis 11.2.21
|
|
Packet System Information Type 3 ter 11.2.21a
|
|
Packet System Information Type 3 quater 11.2.21b
|
|
Packet System Information Type 5 11.2.23
|
|
Packet System Information Type 6 11.2.23a
|
|
Packet System Information Type 7 11.2.23b
|
|
Packet System Information Type 8 11.2.24
|
|
Packet System Information Type 13 11.2.25
|
|
Packet System Information Type 14 11.2.25a
|
|
Packet System Information Type 15 11.2.25b
|
|
Packet System Information Type 16 11.2.25c
|
|
*/
|
|
bi->offset += LEN_PSI;
|
|
}
|
|
}
|
|
}
|
|
static const value_string ran_inf_req_pdu_type_ext_vals[] = {
|
|
{ 0,"RAN-INFORMATION-REQUEST/Stop PDU" },
|
|
{ 1,"RAN-INFORMATION-REQUEST/Single Report PDU" },
|
|
{ 2,"RAN-INFORMATION-REQUEST/Multiple Report PDU" },
|
|
{ 3,"Reserved" },
|
|
{ 4,"Reserved" },
|
|
{ 5,"Reserved" },
|
|
{ 6,"Reserved" },
|
|
{ 7,"Reserved" },
|
|
{ 0, NULL },
|
|
};
|
|
|
|
static const value_string ran_inf_pdu_type_ext_vals[] = {
|
|
{ 0,"RAN-INFORMATION/Stop PDU" },
|
|
{ 1,"RAN-INFORMATION/Single Report PDU" },
|
|
{ 2,"RAN-INFORMATION/Initial Multiple Report PDU" },
|
|
{ 3,"RAN-INFORMATION/Multiple Report PDU" },
|
|
{ 4,"RAN-INFORMATION/End PDU" },
|
|
{ 5,"Reserved" },
|
|
{ 6,"Reserved" },
|
|
{ 7,"Reserved" },
|
|
{ 0, NULL },
|
|
};
|
|
/* 11.3.65 RIM PDU Indications 3GPP TS 48.018 version 6.7.0 Release 6 */
|
|
static void
|
|
decode_iei_rim_pdu_indications(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
/** const guint8 MASK_EXT = 0x0E; **/
|
|
const guint8 MASK_ACK = 0x01;
|
|
proto_item *ti, *pi;
|
|
proto_tree *tf;
|
|
guint8 data, value;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_rim_pdu_indications);
|
|
|
|
data = tvb_get_guint8(bi->tvb, bi->offset);
|
|
|
|
if (bi->pdutype == BSSGP_IEI_RAN_INFORMATION_CONTAINER_UNIT) {
|
|
proto_tree_add_item(tf, hf_ran_inf_pdu_type_ext, bi->tvb, bi->offset, 1, FALSE);
|
|
}else{
|
|
proto_tree_add_item(tf, hf_ran_inf_req_pdu_type_ext, bi->tvb, bi->offset, 1, FALSE);
|
|
}
|
|
|
|
value = get_masked_guint8(data, MASK_ACK);
|
|
pi = proto_tree_add_bitfield8(tf, bi->tvb, bi->offset, MASK_ACK);
|
|
proto_item_append_text(pi, "ACK: %sACK requested",
|
|
value == 0 ? "No " : "");
|
|
bi->offset++;
|
|
}
|
|
|
|
static void
|
|
decode_iei_number_of_container_units(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_item *ti;
|
|
guint8 value;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
value = tvb_get_guint8(bi->tvb, bi->offset);
|
|
proto_item_append_text(ti, ": %u Container Unit%s follow%s",
|
|
value + 1,
|
|
value == 0 ? "" : "s",
|
|
value > 0 ? "s" : "");
|
|
bi->offset++;
|
|
}
|
|
|
|
static void
|
|
decode_iei_pfc_flow_control_parameters(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_tree *tf, *tf2;
|
|
proto_item *ti, *ti2, *pi;
|
|
guint8 num_pfc, i, pfc_len;
|
|
gboolean b_pfc_included;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_pfc_flow_control_parameters);
|
|
|
|
num_pfc = tvb_get_guint8(bi->tvb, bi->offset);
|
|
pi = proto_tree_add_text(bi->bssgp_tree, bi->tvb, bi->offset, 1,
|
|
"Number of PFCs: ");
|
|
|
|
if (num_pfc < 12) {
|
|
proto_item_append_text(pi, "%u", num_pfc);
|
|
}
|
|
else {
|
|
proto_item_append_text(pi, "Reserved");
|
|
return;
|
|
}
|
|
bi->offset++;
|
|
if (num_pfc == 0) return;
|
|
|
|
pfc_len = (ie->value_length - 1) / num_pfc;
|
|
b_pfc_included = (pfc_len == 6);
|
|
|
|
for (i = 0; i < num_pfc; i++) {
|
|
ti2 = proto_tree_add_text(tf, bi->tvb, bi->offset, pfc_len,
|
|
"PFC (%u)", i + 1);
|
|
tf2 = proto_item_add_subtree(ti2, ett_bssgp_pfc_flow_control_parameters_pfc);
|
|
|
|
pi = proto_tree_add_text(tf2, bi->tvb, bi->offset, 1, "PFI");
|
|
bssgp_pi_append_pfi(pi, bi->tvb, bi->offset);
|
|
bi->offset++;
|
|
|
|
pi = proto_tree_add_text(tf2, bi->tvb, bi->offset, 2, "BMax_PFC");
|
|
bssgp_pi_append_bucket_size(pi, bi->tvb, bi->offset);
|
|
bi->offset += 2;
|
|
|
|
pi = proto_tree_add_text(tf2, bi->tvb, bi->offset, 2, "R_PFC");
|
|
bssgp_pi_append_bucket_leak_rate(pi, bi->tvb, bi->offset);
|
|
bi->offset += 2;
|
|
|
|
if (b_pfc_included) {
|
|
pi = proto_tree_add_text(tf2, bi->tvb, bi->offset, 1, "B_PFC");
|
|
bssgp_pi_append_bucket_full_ratio(pi, bi->tvb, bi->offset);
|
|
bi->offset++;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_iei_global_cn_id(bssgp_ie_t *ie, build_info_t *bi, int ie_start_offset) {
|
|
proto_tree *ti;
|
|
proto_tree *tf;
|
|
guint16 value;
|
|
char *mcc_mnc;
|
|
|
|
if (!bi->bssgp_tree) {
|
|
bi->offset += ie->value_length;
|
|
return;
|
|
}
|
|
ti = bssgp_proto_tree_add_ie(ie, bi, ie_start_offset);
|
|
tf = proto_item_add_subtree(ti, ett_bssgp_global_cn_id);
|
|
|
|
mcc_mnc = decode_mcc_mnc(bi, tf);
|
|
proto_item_append_text(ti, ": PLMN-Id %s", mcc_mnc);
|
|
|
|
value = tvb_get_ntohs(bi->tvb, bi->offset);
|
|
proto_tree_add_text(tf, bi->tvb, bi->offset, 2,
|
|
"CN-ID: %u", value);
|
|
proto_item_append_text(ti, ", CN-Id %u", value);
|
|
bi->offset += 2;
|
|
}
|
|
|
|
static void
|
|
decode_ie(bssgp_ie_t *ie, build_info_t *bi) {
|
|
int org_offset = bi->offset;
|
|
|
|
if (tvb_length_remaining(bi->tvb, bi->offset) < 1) {
|
|
/* TODO This code does not work well with omitted Optional elements
|
|
proto_tree_add_none_format(bi->bssgp_tree, NULL, bi->tvb, 0, -1, "[tvb_length_remaining] length remaining: %d", tvb_length_remaining(bi->tvb, bi->offset));
|
|
*/
|
|
return;
|
|
}
|
|
switch (ie->format) {
|
|
case BSSGP_IE_FORMAT_TLV:
|
|
if (!check_correct_iei(ie, bi)) {
|
|
#ifdef BSSGP_DEBUG
|
|
/* TODO This code does not work well with omitted Optional elements */
|
|
proto_tree_add_none_format(bi->bssgp_tree, NULL, bi->tvb, 0, -1, "[BSSGP_IE_FORMAT_TLV] format: %d", ie->format);
|
|
#endif
|
|
return;
|
|
}
|
|
bi->offset++; /* Account for type */
|
|
ie->total_length = 1;
|
|
get_value_length(ie, bi);
|
|
break;
|
|
case BSSGP_IE_FORMAT_TV:
|
|
if (!check_correct_iei(ie, bi)) {
|
|
#ifdef BSSGP_DEBUG
|
|
/* TODO This code does not work well with omitted Optional elements */
|
|
proto_tree_add_none_format(bi->bssgp_tree, NULL, bi->tvb, 0, -1, "[BSSGP_IE_FORMAT_TV] format: %d", ie->format);
|
|
#endif
|
|
return;
|
|
}
|
|
bi->offset++; /* Account for type */
|
|
ie->value_length = ie->total_length - 1;
|
|
break;
|
|
case BSSGP_IE_FORMAT_V:
|
|
ie->value_length = ie->total_length;
|
|
break;
|
|
default:
|
|
;
|
|
}
|
|
|
|
switch (ie->iei) {
|
|
case BSSGP_IEI_ALIGNMENT_OCTETS:
|
|
decode_iei_alignment_octets(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_BMAX_DEFAULT_MS:
|
|
decode_bucket_size(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_BSS_AREA_INDICATION:
|
|
/* XXX: 'The recipient shall ignore the value of this octet'??? */
|
|
decode_simple_ie(ie, bi, org_offset, "BSS Indicator", "", TRUE);
|
|
break;
|
|
case BSSGP_IEI_BUCKET_LEAK_RATE:
|
|
decode_bucket_leak_rate(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_BVCI:
|
|
decode_iei_bvci(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_BVC_BUCKET_SIZE:
|
|
decode_bucket_size(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_BVC_MEASUREMENT:
|
|
decode_queuing_delay(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_CAUSE:
|
|
decode_iei_cause(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_CELL_IDENTIFIER:
|
|
decode_iei_cell_identifier(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_CHANNEL_NEEDED:
|
|
decode_iei_channel_needed(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_DRX_PARAMETERS:
|
|
decode_iei_drx_parameters(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_EMLPP_PRIORITY:
|
|
decode_iei_emlpp_priority(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_FLUSH_ACTION:
|
|
decode_iei_flush_action(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_IMSI:
|
|
decode_mobile_identity(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_LLC_PDU:
|
|
bssgp_proto_handoff(ie, bi, org_offset, llc_handle);
|
|
break;
|
|
case BSSGP_IEI_LLC_FRAMES_DISCARDED:
|
|
decode_iei_llc_frames_discarded(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_LOCATION_AREA:
|
|
decode_iei_location_area(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_MOBILE_ID:
|
|
decode_mobile_identity(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_MS_BUCKET_SIZE:
|
|
decode_bucket_size(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_MS_RADIO_ACCESS_CAPABILITY:
|
|
decode_iei_ms_radio_access_capability(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_OMC_ID:
|
|
decode_iei_omc_id(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_PDU_IN_ERROR:
|
|
decode_iei_pdu_in_error(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_PDU_LIFETIME:
|
|
decode_queuing_delay(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_PRIORITY:
|
|
decode_iei_priority(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_QOS_PROFILE:
|
|
decode_iei_qos_profile(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RADIO_CAUSE:
|
|
decode_iei_radio_cause(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RA_CAP_UPD_CAUSE:
|
|
decode_iei_ra_cap_upd_cause(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_ROUTING_AREA:
|
|
decode_iei_routing_area(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_R_DEFAULT_MS:
|
|
decode_bucket_leak_rate(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_SUSPEND_REFERENCE_NUMBER:
|
|
decode_simple_ie(ie, bi, org_offset, "", "", TRUE);
|
|
break;
|
|
case BSSGP_IEI_TAG:
|
|
decode_simple_ie(ie, bi, org_offset, "", "", TRUE);
|
|
break;
|
|
case BSSGP_IEI_TLLI:
|
|
decode_iei_tlli(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_TMSI:
|
|
decode_iei_tmsi(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_TRACE_REFERENCE:
|
|
decode_simple_ie(ie, bi, org_offset, "", "", TRUE);
|
|
break;
|
|
case BSSGP_IEI_TRACE_TYPE:
|
|
/* XXX: Coding unknown (Specification withdrawn) 3GPP TS 32.008 */
|
|
decode_simple_ie(ie, bi, org_offset, "", "", TRUE);
|
|
break;
|
|
case BSSGP_IEI_TRANSACTION_ID:
|
|
decode_simple_ie(ie, bi, org_offset, "", "", TRUE);
|
|
break;
|
|
case BSSGP_IEI_TRIGGER_ID:
|
|
decode_iei_trigger_id(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_NUMBER_OF_OCTETS_AFFECTED:
|
|
decode_simple_ie(ie, bi, org_offset, "", "", TRUE);
|
|
break;
|
|
case BSSGP_IEI_LSA_IDENTIFIER_LIST:
|
|
decode_iei_lsa_identifier_list(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_LSA_INFORMATION:
|
|
decode_iei_lsa_information(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_PFI:
|
|
decode_pfi(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_GPRS_TIMER:
|
|
decode_iei_gprs_timer(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_ABQP:
|
|
decode_iei_abqp(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_FEATURE_BITMAP:
|
|
decode_iei_feature_bitmap(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_BUCKET_FULL_RATIO:
|
|
decode_iei_bucket_full_ratio(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_SERVICE_UTRAN_CCO:
|
|
decode_iei_service_utran_cco(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_NSEI:
|
|
decode_iei_nsei(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RRLP_APDU:
|
|
bssgp_proto_handoff(ie, bi, org_offset, rrlp_handle);
|
|
break;
|
|
case BSSGP_IEI_LCS_QOS:
|
|
decode_iei_lcs_qos(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_LCS_CLIENT_TYPE:
|
|
decode_iei_lcs_client_type(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_REQUESTED_GPS_ASSISTANCE_DATA:
|
|
decode_iei_requested_gps_assistance_data(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_LOCATION_TYPE:
|
|
decode_iei_location_type(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_LOCATION_ESTIMATE:
|
|
decode_iei_location_estimate(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_POSITIONING_DATA:
|
|
decode_iei_positioning_data(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_DECIPHERING_KEYS:
|
|
decode_iei_deciphering_keys(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_LCS_PRIORITY:
|
|
decode_iei_lcs_priority(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_LCS_CAUSE:
|
|
decode_iei_lcs_cause(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_LCS_CAPABILITY:
|
|
decode_iei_lcs_capability(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RRLP_FLAGS:
|
|
decode_iei_rrlp_flags(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RIM_ROUTING_INFORMATION:
|
|
decode_iei_rim_routing_information(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RIM_APPLICATION_IDENTITY:
|
|
decode_iei_rim_application_identity(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RIM_SEQUENCE_NUMBER:
|
|
decode_simple_ie(ie, bi, org_offset, "", "", TRUE);
|
|
break;
|
|
case BSSGP_IEI_RIM_PROTOCOL_VERSION:
|
|
decode_simple_ie(ie, bi, org_offset, "", "", TRUE);
|
|
break;
|
|
|
|
case BSSGP_IEI_RAN_INFORMATION_REQUEST_APPLICATION_CONTAINER:
|
|
decode_iei_ran_information_request_application_container(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RAN_INFORMATION_APPLICATION_CONTAINER:
|
|
decode_iei_ran_information_application_container(ie, bi, org_offset);
|
|
break;
|
|
|
|
case BSSGP_IEI_RAN_INFORMATION_REQUEST_CONTAINER_UNIT:
|
|
decode_iei_ran_container_unit(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RAN_INFORMATION_CONTAINER_UNIT:
|
|
decode_iei_ran_container_unit(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RAN_INFORMATION_APPLICATION_ERROR_CONTAINER_UNIT:
|
|
decode_iei_ran_container_unit(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RAN_INFORMATION_ACK_RIM_CONTAINER:
|
|
decode_iei_ran_container_unit(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_RAN_INFORMATION_ERROR_RIM_CONTAINER:
|
|
decode_iei_ran_container_unit(ie, bi, org_offset);
|
|
break;
|
|
|
|
case BSSGP_IEI_APPLICATION_ERROR_CONTAINER:
|
|
decode_iei_application_error(ie, bi, org_offset);
|
|
break;
|
|
|
|
|
|
case BSSGP_IEI_RIM_PDU_INDICATIONS:
|
|
decode_iei_rim_pdu_indications(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_NUMBER_OF_CONTAINER_UNITS:
|
|
decode_iei_number_of_container_units(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_PFC_FLOW_CONTROL_PARAMETERS:
|
|
decode_iei_pfc_flow_control_parameters(ie, bi, org_offset);
|
|
break;
|
|
case BSSGP_IEI_GLOBAL_CN_ID:
|
|
decode_iei_global_cn_id(ie, bi, org_offset);
|
|
break;
|
|
default:
|
|
;
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_pdu_general(bssgp_ie_t *ies, int num_ies, build_info_t *bi) {
|
|
int i;
|
|
for (i = 0; i < num_ies; i++) {
|
|
decode_ie(&ies[i], bi);
|
|
}
|
|
}
|
|
|
|
static void
|
|
decode_pdu_dl_unitdata(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, "TLLI (current)",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_V, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_QOS_PROFILE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_V, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_PDU_LIFETIME, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4},
|
|
|
|
{ BSSGP_IEI_MS_RADIO_ACCESS_CAPABILITY, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN},
|
|
|
|
{ BSSGP_IEI_PRIORITY, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3},
|
|
|
|
{ BSSGP_IEI_DRX_PARAMETERS, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4},
|
|
|
|
{ BSSGP_IEI_IMSI, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN},
|
|
|
|
{ BSSGP_IEI_TLLI, "TLLI (old)",
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6},
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3},
|
|
|
|
{ BSSGP_IEI_LSA_INFORMATION, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN},
|
|
|
|
{ BSSGP_IEI_SERVICE_UTRAN_CCO, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3},
|
|
|
|
{ BSSGP_IEI_ALIGNMENT_OCTETS, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN},
|
|
|
|
{ BSSGP_IEI_LLC_PDU, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN},
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 13, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_ul_unitdata(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_V, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_QOS_PROFILE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_V, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_CELL_IDENTIFIER, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_LSA_IDENTIFIER_LIST, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_ALIGNMENT_OCTETS, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_LLC_PDU, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 7, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_ra_capability(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_MS_RADIO_ACCESS_CAPABILITY, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN},
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 2, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_ptm_unitdata(build_info_t *bi) {
|
|
proto_tree_add_text(bi->bssgp_tree, bi->tvb, bi->offset, -1,
|
|
"This shall be developed in GPRS phase 2");
|
|
}
|
|
|
|
static void
|
|
decode_pdu_paging_ps(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_IMSI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_DRX_PARAMETERS, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BVCI, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_LOCATION_AREA, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 7 },
|
|
|
|
{ BSSGP_IEI_ROUTING_AREA, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 8 },
|
|
|
|
{ BSSGP_IEI_BSS_AREA_INDICATION, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_ABQP, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_QOS_PROFILE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 5 },
|
|
|
|
{ BSSGP_IEI_TMSI, "P-TMSI",
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 10, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_paging_cs(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_IMSI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_DRX_PARAMETERS, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BVCI, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_LOCATION_AREA, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 7 },
|
|
|
|
{ BSSGP_IEI_ROUTING_AREA, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 8 },
|
|
|
|
{ BSSGP_IEI_BSS_AREA_INDICATION, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_CHANNEL_NEEDED, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_EMLPP_PRIORITY, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_TMSI, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_GLOBAL_CN_ID, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 7 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 11, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_ra_capability_update(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_TAG, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 2, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_ra_capability_update_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_TAG, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_IMSI, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_RA_CAP_UPD_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_MS_RADIO_ACCESS_CAPABILITY, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN},
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 5, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_radio_status(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_TMSI, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_IMSI, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_RADIO_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 4, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_suspend(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_ROUTING_AREA, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 8 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 2, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_suspend_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_ROUTING_AREA, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 8 },
|
|
|
|
{ BSSGP_IEI_SUSPEND_REFERENCE_NUMBER, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 3, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_suspend_nack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_ROUTING_AREA, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 8 },
|
|
|
|
{ BSSGP_IEI_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 3, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_resume(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_ROUTING_AREA, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 8 },
|
|
|
|
{ BSSGP_IEI_SUSPEND_REFERENCE_NUMBER, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 3, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_resume_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_ROUTING_AREA, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 8 },
|
|
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 2, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_resume_nack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_ROUTING_AREA, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 8 },
|
|
|
|
{ BSSGP_IEI_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 3, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_bvc_block(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_BVCI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 2, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_bvc_block_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_BVCI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4},
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 1, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_bvc_reset(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_BVCI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_CELL_IDENTIFIER, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_FEATURE_BITMAP, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 4, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_bvc_reset_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_BVCI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_CELL_IDENTIFIER, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_FEATURE_BITMAP, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 3, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_bvc_unblock(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_BVCI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 1, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_bvc_unblock_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_BVCI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 1, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_flow_control_bvc(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TAG, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_BVC_BUCKET_SIZE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BUCKET_LEAK_RATE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BMAX_DEFAULT_MS, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_R_DEFAULT_MS, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BUCKET_FULL_RATIO, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_BVC_MEASUREMENT, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 7, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_flow_control_bvc_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TAG, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 1, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_flow_control_ms(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_TAG, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_MS_BUCKET_SIZE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BUCKET_LEAK_RATE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BUCKET_FULL_RATIO, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 5, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_flow_control_ms_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_TAG, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 2, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_flush_ll(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_BVCI, "BVCI (old)",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BVCI, "BVCI (new)",
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_NSEI, "NSEI (new)",
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 4, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_flush_ll_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_FLUSH_ACTION, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_BVCI, "BVCI (new)",
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_NUMBER_OF_OCTETS_AFFECTED, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 5 },
|
|
|
|
{ BSSGP_IEI_NSEI, "NSEI (new)",
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 5, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_llc_discarded(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_LLC_FRAMES_DISCARDED, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_BVCI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_NUMBER_OF_OCTETS_AFFECTED, "Number of octets deleted",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 5 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 5, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_flow_control_pfc(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_TAG, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_MS_BUCKET_SIZE, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BUCKET_LEAK_RATE, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BUCKET_FULL_RATIO, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_PFC_FLOW_CONTROL_PARAMETERS, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 6, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_flow_control_pfc_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_TAG, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 2, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_sgsn_invoke_trace(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TRACE_TYPE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_TRACE_REFERENCE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_TRIGGER_ID, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_MOBILE_ID, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_OMC_ID, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_TRANSACTION_ID, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 6, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_status(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_BVCI, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_PDU_IN_ERROR, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 3, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_download_bss_pfc(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 2, bi);
|
|
}
|
|
|
|
/* 10.4.17 CREATE-BSS-PFC */
|
|
static void
|
|
decode_pdu_create_bss_pfc(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_IMSI, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_GPRS_TIMER, "PFT",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_ABQP, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_SERVICE_UTRAN_CCO, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_MS_RADIO_ACCESS_CAPABILITY, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_PRIORITY, "Allocation/Retention Priority",
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_GPRS_TIMER, "T10",
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
/* Inter RAT Handover Info 11.3.94 3GPP TS 48.018 version 6.11.0 Release 6 */
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 9, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_create_bss_pfc_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_ABQP, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 4, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_create_bss_pfc_nack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 3, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_modify_bss_pfc(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_ABQP, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 3, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_modify_bss_pfc_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_GPRS_TIMER, "PFT",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_ABQP, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 4, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_delete_bss_pfc(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 2, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_delete_bss_pfc_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 2, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_delete_bss_pfc_req(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_PFI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 3, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_perform_location_request(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_IMSI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_DRX_PARAMETERS, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_BVCI, "BVCI (PCU-PTP)",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_NSEI, "NSEI (PCU-PTP)",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_LOCATION_TYPE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_CELL_IDENTIFIER, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_LCS_CAPABILITY, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_LCS_PRIORITY, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_LCS_QOS, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_LCS_CLIENT_TYPE, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_REQUESTED_GPS_ASSISTANCE_DATA, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 12, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_perform_location_response(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_BVCI, "BVCI (PCU-PTP)",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_LOCATION_ESTIMATE, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_POSITIONING_DATA, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_DECIPHERING_KEYS, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_LCS_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 6, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_perform_location_abort(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_BVCI, "BVCI (PCU-PTP)",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_LCS_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 3, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_position_command(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_BVCI, "BVCI (PCU-PTP)",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_RRLP_FLAGS, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RRLP_APDU, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = FALSE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 4, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_position_response(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_TLLI, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_BVCI, "BVCI (PCU-PTP)",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
{ BSSGP_IEI_RRLP_FLAGS, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RRLP_APDU, NULL,
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
{ BSSGP_IEI_LCS_CAUSE, NULL,
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = FALSE;
|
|
|
|
decode_pdu_general(ies, 5, bi);
|
|
}
|
|
|
|
|
|
static void
|
|
decode_pdu_ran_information(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
|
|
{ BSSGP_IEI_RIM_ROUTING_INFORMATION, "Destination Cell Identifier",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_RIM_ROUTING_INFORMATION, "Source Cell Identifier",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_RAN_INFORMATION_CONTAINER_UNIT, "RAN-INFORMATION RIM Container",
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 2 },
|
|
|
|
{ BSSGP_IEI_RIM_APPLICATION_IDENTITY, "Application Identity",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RIM_SEQUENCE_NUMBER, "Sequence Number",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_RIM_PDU_INDICATIONS, "PDU Indications",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RIM_PROTOCOL_VERSION, "Protocol Version",
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RAN_INFORMATION_APPLICATION_CONTAINER, "RAN-INFORMATION RIM Container",
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
};
|
|
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 8, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_ran_information_request(build_info_t *bi) {
|
|
|
|
bssgp_ie_t ies[] = {
|
|
|
|
{ BSSGP_IEI_RIM_ROUTING_INFORMATION, "Destination Cell Identifier",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_RIM_ROUTING_INFORMATION, "Source Cell Identifier",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_RAN_INFORMATION_REQUEST_CONTAINER_UNIT, "RAN-INFORMATION-REQUEST RIM Container",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 2 },
|
|
|
|
{ BSSGP_IEI_RIM_APPLICATION_IDENTITY, "Application Identity",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RIM_SEQUENCE_NUMBER, "Sequence Number",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_RIM_PDU_INDICATIONS, "PDU Indications",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RIM_PROTOCOL_VERSION, "Protocol Version",
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RAN_INFORMATION_REQUEST_APPLICATION_CONTAINER, "RAN-INFORMATION-REQUEST Application Container",
|
|
BSSGP_IE_PRESENCE_C, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
};
|
|
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 8, bi);
|
|
|
|
}
|
|
|
|
static void
|
|
decode_pdu_ran_information_ack(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_RIM_ROUTING_INFORMATION, "Destination Cell Identifier",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_RIM_ROUTING_INFORMATION, "Source Cell Identifier",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_RAN_INFORMATION_REQUEST_CONTAINER_UNIT, "RAN-INFORMATION-ACK RIM Container",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 2 },
|
|
|
|
{ BSSGP_IEI_RIM_APPLICATION_IDENTITY, "Application Identity",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RIM_SEQUENCE_NUMBER, "Sequence Number",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_RIM_PROTOCOL_VERSION, "Protocol Version",
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 4 },
|
|
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 6, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_ran_information_error(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_RIM_ROUTING_INFORMATION, "Destination Cell Identifier",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_RIM_ROUTING_INFORMATION, "Source Cell Identifier",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_RAN_INFORMATION_REQUEST_CONTAINER_UNIT, "RAN-INFORMATION-ERROR RIM Container",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 2 },
|
|
|
|
{ BSSGP_IEI_RIM_APPLICATION_IDENTITY, "Application Identity",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_CAUSE, "RIM Cause",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RIM_PROTOCOL_VERSION, "Protocol Version",
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_PDU_IN_ERROR, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 7, bi);
|
|
}
|
|
|
|
static void
|
|
decode_pdu_ran_information_application_error(build_info_t *bi) {
|
|
bssgp_ie_t ies[] = {
|
|
{ BSSGP_IEI_RIM_ROUTING_INFORMATION, "Destination Cell Identifier",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_RIM_ROUTING_INFORMATION, "Source Cell Identifier",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 10 },
|
|
|
|
{ BSSGP_IEI_RAN_INFORMATION_REQUEST_CONTAINER_UNIT, "RAN-INFORMATION-APPLICATION RIM Container",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 2 },
|
|
|
|
{ BSSGP_IEI_RIM_APPLICATION_IDENTITY, "Application Identity",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
/* pdu indication, I hope RIM_PDU_INDICATIONS decode it right, it use the same IEI so it should... */
|
|
{ BSSGP_IEI_RIM_PDU_INDICATIONS, "PDU Indications",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_RIM_SEQUENCE_NUMBER, "Sequence Number",
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 6 },
|
|
|
|
{ BSSGP_IEI_RIM_PROTOCOL_VERSION, "Protocol Version",
|
|
BSSGP_IE_PRESENCE_O, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, 3 },
|
|
|
|
{ BSSGP_IEI_APPLICATION_ERROR_CONTAINER, NULL,
|
|
BSSGP_IE_PRESENCE_M, BSSGP_IE_FORMAT_TLV, BSSGP_UNKNOWN, BSSGP_UNKNOWN },
|
|
|
|
};
|
|
bi->dl_data = TRUE;
|
|
bi->ul_data = TRUE;
|
|
|
|
decode_pdu_general(ies, 8, bi);
|
|
}
|
|
|
|
|
|
static void
|
|
decode_pdu(build_info_t *bi) {
|
|
|
|
switch (bi->pdutype) {
|
|
case BSSGP_PDU_DL_UNITDATA:
|
|
decode_pdu_dl_unitdata(bi);
|
|
break;
|
|
case BSSGP_PDU_UL_UNITDATA:
|
|
decode_pdu_ul_unitdata(bi);
|
|
break;
|
|
case BSSGP_PDU_RA_CAPABILITY:
|
|
decode_pdu_ra_capability(bi);
|
|
break;
|
|
case BSSGP_PDU_PTM_UNITDATA:
|
|
decode_pdu_ptm_unitdata(bi);
|
|
break;
|
|
case BSSGP_PDU_PAGING_PS:
|
|
decode_pdu_paging_ps(bi);
|
|
break;
|
|
case BSSGP_PDU_PAGING_CS:
|
|
decode_pdu_paging_cs(bi);
|
|
break;
|
|
case BSSGP_PDU_RA_CAPABILITY_UPDATE:
|
|
decode_pdu_ra_capability_update(bi);
|
|
break;
|
|
case BSSGP_PDU_RA_CAPABILITY_UPDATE_ACK:
|
|
decode_pdu_ra_capability_update_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_RADIO_STATUS:
|
|
decode_pdu_radio_status(bi);
|
|
break;
|
|
case BSSGP_PDU_SUSPEND:
|
|
decode_pdu_suspend(bi);
|
|
break;
|
|
case BSSGP_PDU_SUSPEND_ACK:
|
|
decode_pdu_suspend_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_SUSPEND_NACK:
|
|
decode_pdu_suspend_nack(bi);
|
|
break;
|
|
case BSSGP_PDU_RESUME:
|
|
decode_pdu_resume(bi);
|
|
break;
|
|
case BSSGP_PDU_RESUME_ACK:
|
|
decode_pdu_resume_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_RESUME_NACK:
|
|
decode_pdu_resume_nack(bi);
|
|
break;
|
|
case BSSGP_PDU_BVC_BLOCK:
|
|
decode_pdu_bvc_block(bi);
|
|
break;
|
|
case BSSGP_PDU_BVC_BLOCK_ACK:
|
|
decode_pdu_bvc_block_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_BVC_RESET:
|
|
decode_pdu_bvc_reset(bi);
|
|
break;
|
|
case BSSGP_PDU_BVC_RESET_ACK:
|
|
decode_pdu_bvc_reset_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_BVC_UNBLOCK:
|
|
decode_pdu_bvc_unblock(bi);
|
|
break;
|
|
case BSSGP_PDU_BVC_UNBLOCK_ACK:
|
|
decode_pdu_bvc_unblock_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_FLOW_CONTROL_BVC:
|
|
decode_pdu_flow_control_bvc(bi);
|
|
break;
|
|
case BSSGP_PDU_FLOW_CONTROL_BVC_ACK:
|
|
decode_pdu_flow_control_bvc_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_FLOW_CONTROL_MS:
|
|
decode_pdu_flow_control_ms(bi);
|
|
break;
|
|
case BSSGP_PDU_FLOW_CONTROL_MS_ACK:
|
|
decode_pdu_flow_control_ms_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_FLUSH_LL:
|
|
decode_pdu_flush_ll(bi);
|
|
break;
|
|
case BSSGP_PDU_FLUSH_LL_ACK:
|
|
decode_pdu_flush_ll_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_LLC_DISCARDED:
|
|
decode_pdu_llc_discarded(bi);
|
|
break;
|
|
case BSSGP_PDU_FLOW_CONTROL_PFC:
|
|
decode_pdu_flow_control_pfc(bi);
|
|
break;
|
|
case BSSGP_PDU_FLOW_CONTROL_PFC_ACK:
|
|
decode_pdu_flow_control_pfc_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_SGSN_INVOKE_TRACE:
|
|
decode_pdu_sgsn_invoke_trace(bi);
|
|
break;
|
|
case BSSGP_PDU_STATUS:
|
|
decode_pdu_status(bi);
|
|
break;
|
|
case BSSGP_PDU_DOWNLOAD_BSS_PFC:
|
|
decode_pdu_download_bss_pfc(bi);
|
|
break;
|
|
case BSSGP_PDU_CREATE_BSS_PFC:
|
|
decode_pdu_create_bss_pfc(bi);
|
|
break;
|
|
case BSSGP_PDU_CREATE_BSS_PFC_ACK:
|
|
decode_pdu_create_bss_pfc_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_CREATE_BSS_PFC_NACK:
|
|
decode_pdu_create_bss_pfc_nack(bi);
|
|
break;
|
|
case BSSGP_PDU_MODIFY_BSS_PFC:
|
|
decode_pdu_modify_bss_pfc(bi);
|
|
break;
|
|
case BSSGP_PDU_MODIFY_BSS_PFC_ACK:
|
|
decode_pdu_modify_bss_pfc_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_DELETE_BSS_PFC:
|
|
decode_pdu_delete_bss_pfc(bi);
|
|
break;
|
|
case BSSGP_PDU_DELETE_BSS_PFC_ACK:
|
|
decode_pdu_delete_bss_pfc_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_DELETE_BSS_PFC_REQ:
|
|
decode_pdu_delete_bss_pfc_req(bi);
|
|
break;
|
|
case BSSGP_PDU_PERFORM_LOCATION_REQUEST:
|
|
decode_pdu_perform_location_request(bi);
|
|
break;
|
|
case BSSGP_PDU_PERFORM_LOCATION_RESPONSE:
|
|
decode_pdu_perform_location_response(bi);
|
|
break;
|
|
case BSSGP_PDU_PERFORM_LOCATION_ABORT:
|
|
decode_pdu_perform_location_abort(bi);
|
|
break;
|
|
case BSSGP_PDU_POSITION_COMMAND:
|
|
decode_pdu_position_command(bi);
|
|
break;
|
|
case BSSGP_PDU_POSITION_RESPONSE:
|
|
decode_pdu_position_response(bi);
|
|
break;
|
|
case BSSGP_PDU_RAN_INFORMATION:
|
|
decode_pdu_ran_information(bi);
|
|
break;
|
|
case BSSGP_PDU_RAN_INFORMATION_REQUEST:
|
|
decode_pdu_ran_information_request(bi);
|
|
break;
|
|
case BSSGP_PDU_RAN_INFORMATION_ACK:
|
|
decode_pdu_ran_information_ack(bi);
|
|
break;
|
|
case BSSGP_PDU_RAN_APPLICATION_ERROR:
|
|
decode_pdu_ran_information_application_error(bi);
|
|
break;
|
|
case BSSGP_PDU_RAN_INFORMATION_ERROR:
|
|
decode_pdu_ran_information_error(bi);
|
|
break;
|
|
default:
|
|
;
|
|
}
|
|
}
|
|
|
|
static void
|
|
dissect_bssgp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
|
{
|
|
build_info_t bi = { NULL, 0, NULL, NULL, NULL, FALSE, FALSE, 0 };
|
|
|
|
proto_item *ti;
|
|
proto_tree *bssgp_tree;
|
|
|
|
bi.tvb = tvb;
|
|
bi.pinfo = pinfo;
|
|
bi.parent_tree = tree;
|
|
|
|
pinfo->current_proto = "BSSGP";
|
|
|
|
if (check_col(pinfo->cinfo, COL_PROTOCOL))
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "BSSGP");
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
bi.pdutype = tvb_get_guint8(tvb, 0);
|
|
bi.offset++;
|
|
|
|
if (tree) {
|
|
ti = proto_tree_add_item(tree, proto_bssgp, tvb, 0, -1, FALSE);
|
|
bssgp_tree = proto_item_add_subtree(ti, ett_bssgp);
|
|
proto_tree_add_uint_format_value(bssgp_tree, hf_bssgp_pdu_type, tvb, 0, 1,
|
|
bi.pdutype,
|
|
"%s (%#02x)",
|
|
val_to_str(bi.pdutype, tab_bssgp_pdu_types,
|
|
"Unknown"), bi.pdutype);
|
|
bi.bssgp_tree = bssgp_tree;
|
|
}
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO)) {
|
|
col_add_str(pinfo->cinfo, COL_INFO, val_to_str(bi.pdutype,
|
|
tab_bssgp_pdu_types,
|
|
"Unknown PDU type"));
|
|
}
|
|
decode_pdu(&bi);
|
|
}
|
|
|
|
void
|
|
proto_register_bssgp(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_bssgp_pdu_type,
|
|
{ "PDU Type", "bssgp.pdu_type",
|
|
FT_UINT8, BASE_HEX, VALS(tab_bssgp_pdu_types), 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_iei_nacc_cause,
|
|
{ "NACC Cause", "bssgp.iei.nacc_cause",
|
|
FT_UINT8, BASE_HEX, VALS(tab_nacc_cause), 0x0,
|
|
"NACC Cause", HFILL }
|
|
},
|
|
{ &hf_bssgp_ie_type,
|
|
{ "IE Type", "bssgp.ie_type",
|
|
FT_UINT8, BASE_HEX, VALS(tab_bssgp_ie_types), 0x0,
|
|
"Information element type", HFILL }
|
|
},
|
|
{ &hf_bssgp_bvci,
|
|
{ "BVCI", "bssgp.bvci",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_tlli,
|
|
{ "TLLI", "bssgp.tlli",
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_nsei,
|
|
{ "NSEI", "bssgp.nsei",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_mcc,
|
|
{ "MCC", "bssgp.mcc",
|
|
FT_UINT8, BASE_DEC, VALS(E212_codes), 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_mnc,
|
|
{ "MNC", "bssgp.mnc",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_lac,
|
|
{ "LAC", "bssgp.lac",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_rac,
|
|
{ "RAC", "bssgp.rac",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_ci,
|
|
{ "CI", "bssgp.ci",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
"Cell Identity", HFILL }
|
|
},
|
|
{ &hf_bssgp_ra_discriminator,
|
|
{ "Routing Address Discriminator", "bssgp.rad",
|
|
FT_UINT8, BASE_DEC, VALS(ra_discriminator_vals), 0x0f,
|
|
"Routing Address Discriminator", HFILL }
|
|
},
|
|
{ &hf_bssgp_appid,
|
|
{ "Application ID", "bssgp.appid",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
"Application ID", HFILL }
|
|
},
|
|
{ &hf_bssgp_rcid,
|
|
{ "Reporting Cell Identity", "bssgp.rcid",
|
|
FT_UINT64, BASE_HEX, NULL, 0x0,
|
|
"Reporting Cell Identity", HFILL }
|
|
},
|
|
{ &hf_bssgp_rrc_si_msg_type,
|
|
{ "RRC SI type", "bssgp.rrc_si_type",
|
|
FT_UINT8, BASE_HEX, VALS(gsm_a_dtap_msg_rr_strings), 0x0,
|
|
"RRC SI type", HFILL }
|
|
},
|
|
{ &hf_ran_inf_req_pdu_type_ext,
|
|
{ "PDU Type Extension", "bssgp.ran_inf_req_pdu_type_ext",
|
|
FT_UINT8, BASE_DEC, VALS(ran_inf_req_pdu_type_ext_vals), 0x0e,
|
|
"PDU Type Extension", HFILL }
|
|
},
|
|
{ &hf_ran_inf_pdu_type_ext,
|
|
{ "PDU Type Extension", "bssgp.ran_req_pdu_type_ext",
|
|
FT_UINT8, BASE_DEC, VALS(ran_inf_pdu_type_ext_vals), 0x0e,
|
|
"PDU Type Extension", HFILL }
|
|
},
|
|
{ &hf_bssgp_tmsi_ptmsi,
|
|
{ "TMSI/PTMSI", "bssgp.tmsi_ptmsi",
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_imsi,
|
|
{ "IMSI", "bssgp.imsi",
|
|
FT_STRING, BASE_NONE, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_imei,
|
|
{ "IMEI", "bssgp.imei",
|
|
FT_STRING, BASE_NONE, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_imeisv,
|
|
{ "IMEISV", "bssgp.imeisv",
|
|
FT_STRING, BASE_NONE, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
{ &hf_bssgp_nri,
|
|
{ "NRI", "bssgp.nri",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
"", HFILL }
|
|
},
|
|
};
|
|
|
|
/* Setup protocol subtree array */
|
|
static gint *ett[] = {
|
|
&ett_bssgp,
|
|
&ett_bssgp_qos_profile,
|
|
&ett_bssgp_gprs_timer,
|
|
&ett_bssgp_cell_identifier,
|
|
&ett_bssgp_channel_needed,
|
|
&ett_bssgp_drx_parameters,
|
|
&ett_bssgp_mobile_identity,
|
|
&ett_bssgp_priority,
|
|
&ett_bssgp_lsa_identifier_list,
|
|
&ett_bssgp_lsa_information,
|
|
&ett_bssgp_lsa_information_lsa_identification_and_attributes,
|
|
&ett_bssgp_abqp,
|
|
&ett_bssgp_lcs_qos,
|
|
&ett_bssgp_lcs_client_type,
|
|
&ett_bssgp_requested_gps_assistance_data,
|
|
&ett_bssgp_requested_gps_assistance_data_satellite,
|
|
&ett_bssgp_location_type,
|
|
&ett_bssgp_positioning_data_positioning_method,
|
|
&ett_bssgp_lcs_cause,
|
|
&ett_bssgp_lcs_capability,
|
|
&ett_bssgp_rrlp_flags,
|
|
&ett_bssgp_rim_pdu_indications,
|
|
&ett_bssgp_mcc,
|
|
&ett_bssgp_mnc,
|
|
&ett_bssgp_routing_area,
|
|
&ett_bssgp_location_area,
|
|
&ett_bssgp_rai_ci,
|
|
&ett_bssgp_ran_information_request_application_container,
|
|
&ett_bssgp_rim_routing_information,
|
|
&ett_bssgp_ran_information_request_container_unit,
|
|
&ett_bssgp_ran_information_container_unit,
|
|
&ett_bssgp_pfc_flow_control_parameters,
|
|
&ett_bssgp_pfc_flow_control_parameters_pfc,
|
|
&ett_bssgp_global_cn_id,
|
|
&ett_bssgp_ms_radio_access_capability,
|
|
&ett_bssgp_feature_bitmap,
|
|
&ett_bssgp_positioning_data,
|
|
&ett_bssgp_msrac_value_part,
|
|
&ett_bssgp_msrac_additional_access_technologies,
|
|
&ett_bssgp_msrac_access_capabilities,
|
|
&ett_bssgp_msrac_a5_bits,
|
|
&ett_bssgp_msrac_multislot_capability,
|
|
&ett_bssgp_tlli,
|
|
&ett_bssgp_tmsi_ptmsi,
|
|
};
|
|
|
|
/* Register the protocol name and description */
|
|
proto_bssgp = proto_register_protocol("Base Station Subsystem GPRS Protocol", "BSSGP", "bssgp");
|
|
|
|
/* Required function calls to register the header fields and subtrees used */
|
|
proto_register_field_array(proto_bssgp, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
register_dissector("bssgp", dissect_bssgp, proto_bssgp);
|
|
|
|
/* Register configuration options */
|
|
bssgp_module = prefs_register_protocol(proto_bssgp, NULL);
|
|
prefs_register_bool_preference(bssgp_module, "decode_nri",
|
|
"Decode NRI",
|
|
"Decode NRI (for use with SGSN in Pool)",
|
|
&bssgp_decode_nri);
|
|
prefs_register_uint_preference(bssgp_module, "nri_length", "NRI length",
|
|
"NRI length, in bits",
|
|
10, &bssgp_nri_length);
|
|
}
|
|
|
|
/* If this dissector uses sub-dissector registration add a registration routine.
|
|
*/
|
|
void
|
|
proto_reg_handoff_bssgp(void)
|
|
{
|
|
llc_handle = find_dissector("llcgprs");
|
|
rrlp_handle = find_dissector("rrlp");
|
|
data_handle = find_dissector("data");
|
|
}
|