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/*! \defgroup bssmap_le 3GPP TS 49.031 BSSMAP-LE.
* @{
* \file gsm_49_031.h
*/
/*
* (C) 2020 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
* All Rights Reserved
*
* Author: Neels Hofmeyr <neels@hofmeyr.de>
*
* SPDX-License-Identifier: GPL-2.0+
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include <osmocom/gsm/protocol/gsm_48_071.h>
#include <osmocom/gsm/protocol/gsm_23_032.h>
#include <osmocom/gsm/gsm0808_utils.h>
#include <osmocom/gsm/gsm48.h>
/*! 3GPP TS 49.031 10.13 LCS Cause, also in 3GPP TS 48.008 3.2.2.66, which simply refers to the former. */
enum lcs_cause {
LCS_CAUSE_UNSPECIFIED = 0,
LCS_CAUSE_SYSTEM_FAILURE = 1,
LCS_CAUSE_PROTOCOL_ERROR = 2,
LCS_CAUSE_DATA_MISSING_IN_REQ = 3,
LCS_CAUSE_UNEXP_DATA_IN_REQ = 4,
LCS_CAUSE_POS_METH_FAILURE = 5,
LCS_CAUSE_TGT_MS_UNREACHABLE = 6,
LCS_CAUSE_REQUEST_ABORTED = 7,
LCS_CAUSE_FACILITY_NOTSUPP = 8,
LCS_CAUSE_INTER_BSC_HO = 9,
LCS_CAUSE_INTRA_BSC_HO = 10,
LCS_CAUSE_CONGESTION = 11,
LCS_CAUSE_INTER_NSE_CHG = 12,
LCS_CAUSE_RA_UPDAT = 13,
LCS_CAUSE_PTMSI_REALLOC = 14,
LCS_CAUSE_GPRS_SUSPENSION = 15,
};
/*! 3GPP TS 49.031 10.13 LCS Cause, also in 3GPP TS 48.008 3.2.2.66, which simply refers to the former. */
struct lcs_cause_ie {
bool present;
enum lcs_cause cause_val;
bool diag_val_present;
uint8_t diag_val;
};
enum bssap_le_msg_discr {
BSSAP_LE_MSG_DISCR_BSSMAP_LE = 0,
};
enum bssmap_le_msgt {
BSSMAP_LE_MSGT_PERFORM_LOC_REQ = 0x2b,
BSSMAP_LE_MSGT_PERFORM_LOC_RESP = 0x2d,
BSSMAP_LE_MSGT_PERFORM_LOC_ABORT = 0x2e,
BSSMAP_LE_MSGT_PERFORM_LOC_INFO = 0x2f,
BSSMAP_LE_MSGT_ASSIST_INFO_REQ = 0x20,
BSSMAP_LE_MSGT_ASSIST_INFO_RESP = 0x21,
BSSMAP_LE_MSGT_CONN_ORIENTED_INFO = 0x2a,
BSSMAP_LE_MSGT_CONN_LESS_INFO = 0x3a,
BSSMAP_LE_MSGT_RESET = 0x30,
BSSMAP_LE_MSGT_RESET_ACK = 0x31,
};
enum bssmap_le_iei {
BSSMAP_LE_IEI_LCS_QoS = 0x3e,
BSSMAP_LE_IEI_LCS_PRIORITY = 0x43,
BSSMAP_LE_IEI_LOCATION_TYPE = 0x44,
BSSMAP_LE_IEI_GANSS_LOCATION_TYPE = 0x82,
BSSMAP_LE_IEI_GEO_LOCATION = 0x45,
BSSMAP_LE_IEI_POSITIONING_DATA = 0x46,
BSSMAP_LE_IEI_GANSS_POS_DATA = 0x83,
BSSMAP_LE_IEI_VELOCITY_DATA = 0x55,
BSSMAP_LE_IEI_LCS_CAUSE = 0x47,
BSSMAP_LE_IEI_LCS_CLIENT_TYPE = 0x48,
BSSMAP_LE_IEI_APDU = 0x49,
BSSMAP_LE_IEI_NET_ELEM_ID = 0x4a,
BSSMAP_LE_IEI_REQ_GPS_ASS_D = 0x4b,
BSSMAP_LE_IEI_REQ_GANSS_ASS_D = 0x41,
BSSMAP_LE_IEI_DECIPH_KEYS = 0x4c,
BSSMAP_LE_IEI_RET_ERR_REQ = 0x4d,
BSSMAP_LE_IEI_RET_ERR_CAUSE = 0x4e,
BSSMAP_LE_IEI_SEGMENTATION = 0x4f,
BSSMAP_LE_IEI_CLASSMARK3_INFO = 0x13,
BSSMAP_LE_IEI_CAUSE = 0x4,
BSSMAP_LE_IEI_CELL_ID = 0x5,
BSSMAP_LE_IEI_CHOSEN_CHAN = 0x21,
BSSMAP_LE_IEI_IMSI = 0x0,
BSSMAP_LE_IEI_LCS_CAPABILITY = 0x50,
BSSMAP_LE_IEI_PKT_MEAS_REP = 0x51,
BSSMAP_LE_IEI_CELL_ID_LIST = 0x52,
BSSMAP_LE_IEI_IMEI = 0x80,
BSSMAP_LE_IEI_BSS_MLAT_CAP = 0x84,
BSSMAP_LE_IEI_CELL_INFO_LIST = 0x85,
BSSMAP_LE_IEI_BTS_RX_ACC_LVL = 0x86,
BSSMAP_LE_IEI_MLAT_METHOD = 0x87,
BSSMAP_LE_IEI_MLAT_TA = 0x88,
BSSMAP_LE_IEI_MS_SYNC_ACC = 0x89,
BSSMAP_LE_IEI_SHORT_ID_SET = 0x8a,
BSSMAP_LE_IEI_RANDOM_ID_SET = 0x8b,
BSSMAP_LE_IEI_SHORT_BSS_ID = 0x8c,
BSSMAP_LE_IEI_RANDOM_ID = 0x8d,
BSSMAP_LE_IEI_SHORT_ID = 0x8e,
BSSMAP_LE_IEI_COVERAGE_CLASS = 0x8f,
BSSMAP_LE_IEI_MTA_ACC_SEC_RQD = 0x90,
};
enum bssmap_le_apdu_proto {
BSSMAP_LE_APDU_PROT_RESERVED = 0,
BSSMAP_LE_APDU_PROT_BSSLAP = 1,
BSSMAP_LE_APDU_PROT_LLP = 2,
BSSMAP_LE_APDU_PROT_SMLCPP = 3,
};
enum bssmap_le_location_information {
BSSMAP_LE_LOC_INFO_CURRENT_GEOGRAPHIC = 0x0,
BSSMAP_LE_LOC_INFO_ASSIST_TARGET_MS = 0x1,
BSSMAP_LE_LOC_INFO_BC_DECIPHER_KEYS = 0x2,
};
enum bssmap_le_positioning_method {
BSSMAP_LE_POS_METHOD_OMITTED = 0x0,
BSSMAP_LE_POS_METHOD_MOBILE_ASSISTED_E_OTD = 0x1,
BSSMAP_LE_POS_METHOD_MOBILE_BASED_E_OTD = 0x2,
BSSMAP_LE_POS_METHOD_ASSISTED_GPS = 0x3,
};
struct bssmap_le_location_type {
enum bssmap_le_location_information location_information;
enum bssmap_le_positioning_method positioning_method;
};
enum bssmap_le_lcs_client_type {
BSSMAP_LE_LCS_CTYPE_VALUE_ADDED_UNSPECIFIED = 0x0,
BSSMAP_LE_LCS_CTYPE_PLMN_OPER_UNSPECIFIED = 0x20,
BSSMAP_LE_LCS_CTYPE_PLMN_OPER_BCAST_SERVICE = 0x21,
BSSMAP_LE_LCS_CTYPE_PLMN_OPER_OAM = 0x22,
BSSMAP_LE_LCS_CTYPE_PLMN_OPER_ANON_STATS = 0x23,
BSSMAP_LE_LCS_CTYPE_PLMN_OPER_TGT_MS_SVC = 0x24,
BSSMAP_LE_LCS_CTYPE_EMERG_SVC_UNSPECIFIED = 0x30,
BSSMAP_LE_LCS_CTYPE_LI_UNSPECIFIED = 0x40,
};
struct bssmap_le_perform_loc_req {
struct bssmap_le_location_type location_type;
struct gsm0808_cell_id cell_id;
bool lcs_client_type_present;
enum bssmap_le_lcs_client_type lcs_client_type;
struct osmo_mobile_identity imsi;
struct osmo_mobile_identity imei;
bool apdu_present;
struct bsslap_pdu apdu;
bool more_items; /*!< always set this to false */
};
struct bssmap_le_perform_loc_resp {
bool location_estimate_present;
union gad_raw location_estimate;
struct lcs_cause_ie lcs_cause;
bool more_items; /*!< always set this to false */
};
struct bssmap_le_conn_oriented_info {
struct bsslap_pdu apdu;
bool more_items; /*!< always set this to false */
};
struct bssmap_le_pdu {
enum bssmap_le_msgt msg_type;
union {
enum gsm0808_cause reset;
/* reset_ack consists only of the message type */
struct bssmap_le_perform_loc_req perform_loc_req;
struct bssmap_le_perform_loc_resp perform_loc_resp;
struct lcs_cause_ie perform_loc_abort;
struct bssmap_le_conn_oriented_info conn_oriented_info;
};
};
struct bssap_le_pdu {
enum bssap_le_msg_discr discr;
union {
struct bssmap_le_pdu bssmap_le;
/* future: add DTAP PDU, currently not implemented */
};
};
/*! @} */
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