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WIP: 3GPP TS 29.018 definitions for Gs interface 

Change-Id: I4730f15142276fbdf5678c99d24b19cc9a9a76b1
This commit is contained in:
Harald Welte 2020-06-13 19:50:04 +02:00
parent be26a9cd24
commit f3d9d429e9
4 changed files with 226 additions and 1 deletions
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1
include/osmocom/gsm/protocol/Makefile.am
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@ -15,6 +15,7 @@ osmogsmproto_HEADERS = \
gsm_23_003.h \
gsm_23_041.h \
gsm_25_415.h \
gsm_29_018.h \
gsm_29_118.h \
gsm_44_004.h \
gsm_44_060.h \

134
include/osmocom/gsm/protocol/gsm_29_018.h Normal file
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@ -0,0 +1,134 @@
#pragma once
/* Definitions for the BSSAP+ protocol of the Gs interface as per 3GPP TS 29.018 V15.0.0 */
#include <osmocom/core/utils.h>
/* TS 29.018 Section 18.2 */
enum bssapp_msg_type {
BSSAPP_PAGING_REQ = 0x01,
BSSAPP_PAGING_REJ = 0x02,
BSSAPP_DL_TUNNEL_REQ = 0x07,
BSSAPP_UL_TUNNEL_REQ = 0x08,
BSSAPP_LOC_UPD_REQ = 0x09,
BSSAPP_LOC_UPD_ACC = 0x0a,
BSSAPP_LOC_UPD_REJ = 0x0b,
BSSAPP_TMSI_REALL_CMPL = 0x0c,
BSSAPP_ALERT_REQ = 0x0d,
BSSAPP_ALERT_ACK = 0x0e,
BSSAPP_ALERT_REJ = 0x0f,
BSSAPP_MS_ACTIVITY_IND = 0x10,
BSSAPP_GPRS_DETACH_IND = 0x11,
BSSAPP_GPRS_DETACH_ACK = 0x12,
BSSAPP_IMSI_DETACH_IND = 0x13,
BSSAPP_IMSI_DETACH_ACK = 0x14,
BSSAPP_RESET_IND = 0x15,
BSSAPP_RESET_ACK = 0x16,
BSSAPP_MS_INFO_REQ = 0x17,
BSSAPP_MS_INFO_RESP = 0x18,
BSSAPP_MM_INFO_REQ = 0x1a,
BSSAPP_MOBILE_STATUS = 0x1d,
BSSAPP_MS_UNREACHABLE = 0x1f,
};
extern const struct value_string bssapp_msg_type_names[];
static inline const char *bssapp_msg_type_name(enum bssapp_msg_type msgt) {
return get_value_string(bssapp_msg_type_names, msgt);
}
/* TS 29.018 Section 18.3 */
enum bssapp_iei {
BSSAPP_IEI_IMSI = 0x01,
BSSAPP_IEI_VLR_NUMBER = 0x02,
BSSAPP_IEI_TMSI = 0x03,
BSSAPP_IEI_LAI = 0x04,
BSSAPP_IEI_CHAN_NEEDED = 0x05,
BSSAPP_IEI_eMLPP_PRIORITY = 0x06,
BSSAPP_IEI_TMSI_STATUS = 0x07,
BSSAPP_IEI_Gs_CAUSE = 0x08,
BSSAPP_IEI_SGSN_NUMBER = 0x09,
BSSAPP_IEI_GPRS_LU_TYPE = 0x0a,
BSSAPP_IEI_GLOBAL_CN_ID = 0x0b,
BSSAPP_IEI_MS_CLASSMARK_1 = 0x0d,
BSSAPP_IEI_MOBILE_ID = 0x0e,
BSSAPP_IEI_REJECT_CAUSE = 0x0f,
BSSAPP_IEI_IMSI_DET_FROM_GPRS_TYPE = 0x10,
BSSAPP_IEI_IMSI_DET_FROM_NON_GPRS_TYPE = 0x11,
BSSAPP_IEI_INFORMATION_REQUESTED = 0x12,
BSSAPP_IEI_PTMSI = 0x13,
BSSAPP_IEI_IMEI = 0x14,
BSSAPP_IEI_IMEISV = 0x15,
BSSAPP_IEI_MM_INFORMATION = 0x17,
BSSAPP_IEI_CGI = 0x18,
BSSAPP_IEI_LOC_INFO_AGE = 0x19,
BSSAPP_IEI_MS_STATE = 0x1a,
BSSAPP_IEI_ERRONEOUS_MSG = 0x1b,
BSSAPP_IEI_DL_TUN_PAYLOAD_CTRL_INFO = 0x1c,
BSSAPP_IEI_UL_TUN_PAYLOAD_CTRL_INFO = 0x1d,
BSSAPP_IEI_SAI = 0x1e,
BSSAPP_IEI_TMSI_BASED_NRI_CONTAINER = 0x1f,
};
extern const struct value_string bssapp_iei_names[];
static inline const char *bssapp_iei_name(enum bssapp_iei iei) {
return get_value_string(bssapp_iei_names, iei);
}
/* TS 29.018 Section 18.4.6 */
enum bssapp_gprs_lu_type {
BSSAPP_LU_T_IMSI_ATTACH = 0x01,
BSSAPP_LU_T_NORMAL = 0x02,
};
/* TS 29.018 Section 18.4.7 */
enum bssapp_gs_cause {
BSSAPP_GSC_IMSI_DET_FOR_GPRS = 0x01,
BSSAPP_GSC_IMSI_DET_FOR_GPRS_AND_NON = 0x02,
BSSAPP_GSC_IMSI_UNKNOWN = 0x03,
BSSAPP_GSC_IMSI_DET_FOR_NON_GPRS = 0x04,
BSSAPP_GSC_IMSI_IMPL_DET_FOR_NON_GPRS = 0x05,
BSSAPP_GSC_MS_UNREACHABLE = 0x06,
BSSAPP_GSC_MSG_INCOMP_PROT_STATE = 0x07,
BSSAPP_GSC_MISSING_MAND_IE = 0x08,
BSSAPP_GSC_INVAL_MAND_IE = 0x09,
BSSAPP_GSC_COND_IE_ERR = 0x0a,
BSSAPP_GSC_SEM_INCORR_MSG = 0x0b,
BSSAPP_GSC_MSG_UNKNOWN = 0x0c,
BSSAPP_GSC_ADDR_ERROR = 0x0d,
BSSAPP_GSC_TOM_NOT_SUPPORTED = 0x0e,
BSSAPP_GSC_CIPH_REQ_CANT_ACCOMM = 0x0f,
};
/* TS 29.018 Section 18.4.12 */
enum bssapp_imsi_det_non_gprs_type {
BSSAPP_IDNGT_EXPL_MO_IMSI_DET_NON_GPRS = 0x01,
BSSAPP_IDNGT_COMB_EXPL_MO_IMSI_DET_GPRS_AND_NON = 0x02,
BSSAPP_IDNGT_IMPL_MT_IMSI_DET_GPRS_AND_NON = 0x03,
};
/* TS 29.018 Section 18.4.13 */
enum bssapp_info_req {
BSSAPP_INFO_PTMSI = 0x01,
BSSAPP_INFO_IMEI = 0x02,
BSSAPP_INFO_IMEISV = 0x03,
BSSAPP_INFO_PTMSI_AND_IMEI = 0x04,
BSSAPP_INFO_PTMSI_AND_IMEISV = 0x05,
BSSAPP_INFO_IMEI_AND_IMEISV = 0x06,
BSSAPP_INFO_PTMSI_IMEI_AND_IMEISV = 0x07,
BSSAPP_INFO_MOBILE_LOC_INFO = 0x08,
BSSAPP_INFO_TMSI = 0x09,
};
/* TS 29.018 Mobile station state */
enum bssapp_ms_state {
BSSAPP_MS_ST_IDLE_OR_PMM_DETACHED = 0x00,
BSSAPP_MS_ST_STANDBY_OR_PMM_IDLE_NO_PDP = 0x01,
BSSAPP_MS_ST_STANDBY_OR_PMM_IDLE_PDP = 0x02,
BSSAPP_MS_ST_SUSPENDED_NO_PDP = 0x03,
BSSAPP_MS_ST_SUSPENDED_PDP = 0x04,
BSSAPP_MS_ST_READY_OR_PMM_CONN_NO_PDP = 0x05,
BSSAPP_MS_ST_READY_OR_PMM_CONN_PDP = 0x06,
BSSAPP_MS_ST_IMSI_UNKNOWN = 0x07,
BSSAPP_MS_ST_INFO_REQ_NOTSUPP = 0x08,
};

2
src/gsm/Makefile.am
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@ -32,7 +32,7 @@ libgsmint_la_SOURCES = a5.c rxlev_stat.c tlv_parser.c comp128.c comp128v23.c \
milenage/milenage.c gan.c ipa.c gsm0341.c apn.c \
gsup.c gsup_sms.c gprs_gea.c gsm0503_conv.c oap.c gsm0808_utils.c \
gsm23003.c gsm23236.c mncc.c bts_features.c oap_client.c \
gsm29118.c gsm48_rest_octets.c cbsp.c gsm48049.c \
gsm29018.c gsm29118.c gsm48_rest_octets.c cbsp.c gsm48049.c \
gad.c bsslap.c bssmap_le.c kdf.c iuup.c gsm44021.c
libgsmint_la_LDFLAGS = -no-undefined

90
src/gsm/gsm29018.c Normal file
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@ -0,0 +1,90 @@
/* (C) 2020 by Harald Welte <laforge@osmocom.org>
* All Rights Reserved
*
* 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.
*/
#include <osmocom/core/utils.h>
#include <osmocom/gsm/tlv.h>
#include <osmocom/gsm/protocol/gsm_29_018.h>
const struct value_string bssapp_msg_type_names[] = {
{ BSSAPP_PAGING_REQ, "PAGING-REQUEST" },
{ BSSAPP_PAGING_REJ, "PAGING-REJECT" },
{ BSSAPP_DL_TUNNEL_REQ, "DOWNLINK-TUNNEL-REQUEST" },
{ BSSAPP_UL_TUNNEL_REQ, "UPLINK-TUNNEL-REQUEST" },
{ BSSAPP_LOC_UPD_REQ, "LOCATION-UPDATE-REQUEST" },
{ BSSAPP_LOC_UPD_ACC, "LOCATION-UPDATE-ACCEPT" },
{ BSSAPP_LOC_UPD_REJ, "LOCATION-UPDATE-REJECT" },
{ BSSAPP_TMSI_REALL_CMPL, "TMSI-REALLOCATION-COMPLETE" },
{ BSSAPP_ALERT_REQ, "ALERT-REQUEST" },
{ BSSAPP_ALERT_ACK, "ALART-ACK" },
{ BSSAPP_ALERT_REJ, "ALERT-REJECT" },
{ BSSAPP_MS_ACTIVITY_IND, "MS-ACTIVITY-INDICATION" },
{ BSSAPP_GPRS_DETACH_IND, "GPRS-DETACH-INDICATION" },
{ BSSAPP_GPRS_DETACH_ACK, "GPRS-DETACH-ACK" },
{ BSSAPP_IMSI_DETACH_IND, "IMSI-DETACH-INDICATION" },
{ BSSAPP_IMSI_DETACH_ACK, "IMSI-DETACH-ACK" },
{ BSSAPP_RESET_IND, "RESET-INDICATION" },
{ BSSAPP_RESET_ACK, "RESET-ACK" },
{ BSSAPP_MS_INFO_REQ, "MS-INFO-REQUEST" },
{ BSSAPP_MS_INFO_RESP, "MS-INFO-RESPONSE" },
{ BSSAPP_MM_INFO_REQ, "MM-INFO-REQUEST" },
{ BSSAPP_MOBILE_STATUS, "MOBILE-STATUS" },
{ BSSAPP_MS_UNREACHABLE, "MS-UNREACHABLE" },
{ 0, NULL }
};
extern const struct value_string bssapp_iei_names[] = {
{ 0, FIXME }
};
const struct tlv_definition bssapp_ie_tlvdef = {
.def = {
[BSSAPP_IEI_IMSI] = { TLV_TYPE_TLV },
[BSSAPP_IEI_VLR_NUMBER] = { TLV_TYPE_TLV },
[BSSAPP_IEI_TMSI] = { TLV_TYPE_TLV },
[BSSAPP_IEI_LAI] = { TLV_TYPE_TLV },
[BSSAPP_IEI_CHAN_NEEDED] = { TLV_TYPE_TLV },
[BSSAPP_IEI_eMLPP_PRIORITY] = { TLV_TYPE_TLV },
[BSSAPP_IEI_TMSI_STATUS] = { TLV_TYPE_TLV },
[BSSAPP_IEI_Gs_CAUSE] = { TLV_TYPE_TLV },
[BSSAPP_IEI_SGSN_NUMBER] = { TLV_TYPE_TLV },
[BSSAPP_IEI_GPRS_LU_TYPE] = { TLV_TYPE_TLV },
[BSSAPP_IEI_GLOBAL_CN_ID] = { TLV_TYPE_TLV },
[BSSAPP_IEI_MS_CLASSMARK_1] = { TLV_TYPE_TLV },
[BSSAPP_IEI_MOBILE_ID] = { TLV_TYPE_TLV },
[BSSAPP_IEI_REJECT_CAUSE] = { TLV_TYPE_TLV },
[BSSAPP_IEI_IMSI_DET_FROM_GPRS_TYPE] = { TLV_TYPE_TLV },
[BSSAPP_IEI_IMSI_DET_FROM_NON_GPRS_TYPE]= { TLV_TYPE_TLV },
[BSSAPP_IEI_INFORMATION_REQUESTED] = { TLV_TYPE_TLV },
[BSSAPP_IEI_PTMSI] = { TLV_TYPE_TLV },
[BSSAPP_IEI_IMEI] = { TLV_TYPE_TLV },
[BSSAPP_IEI_IMEISV] = { TLV_TYPE_TLV },
[BSSAPP_IEI_MM_INFORMATION] = { TLV_TYPE_TLV },
[BSSAPP_IEI_CGI] = { TLV_TYPE_TLV },
[BSSAPP_IEI_LOC_INFO_AGE] = { TLV_TYPE_TLV },
[BSSAPP_IEI_MS_STATE] = { TLV_TYPE_TLV },
[BSSAPP_IEI_ERRONEOUS_MSG] = { TLV_TYPE_TLV },
[BSSAPP_IEI_DL_TUN_PAYLOAD_CTRL_INFO] = { TLV_TYPE_TLV },
[BSSAPP_IEI_UL_TUN_PAYLOAD_CTRL_INFO] = { TLV_TYPE_TLV },
[BSSAPP_IEI_SAI] = { TLV_TYPE_TLV },
[BSSAPP_IEI_TMSI_BASED_NRI_CONTAINER] = { TLV_TYPE_TLV },
},
};