mirror of https://gerrit.osmocom.org/libosmocore
137 lines
4.9 KiB
C
137 lines
4.9 KiB
C
/* GSM 04.08 System Information (SI) encoding and decoding
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* 3GPP TS 04.08 version 7.21.0 Release 1998 / ETSI TS 100 940 V7.21.0 */
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/* (C) 2008-2010 by Harald Welte <laforge@gnumonks.org>
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*
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <errno.h>
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#include <string.h>
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#include <stdio.h>
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#include <osmocom/core/bitvec.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/gsm/sysinfo.h>
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#include <osmocom/gsm/protocol/gsm_04_08.h>
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#include <osmocom/gsm/protocol/gsm_08_58.h>
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/* verify the sizes of the system information type structs */
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/* rest octets are not part of the struct */
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osmo_static_assert(sizeof(struct gsm48_system_information_type_header) == 3, _si_header_size);
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osmo_static_assert(sizeof(struct gsm48_rach_control) == 3, _si_rach_control);
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osmo_static_assert(sizeof(struct gsm48_system_information_type_1) == 22, _si1_size);
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osmo_static_assert(sizeof(struct gsm48_system_information_type_2) == 23, _si2_size);
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osmo_static_assert(sizeof(struct gsm48_system_information_type_3) == 19, _si3_size);
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osmo_static_assert(sizeof(struct gsm48_system_information_type_4) == 13, _si4_size);
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/* bs11 forgot the l2 len, 0-6 rest octets */
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osmo_static_assert(sizeof(struct gsm48_system_information_type_5) == 18, _si5_size);
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osmo_static_assert(sizeof(struct gsm48_system_information_type_6) == 11, _si6_size);
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osmo_static_assert(sizeof(struct gsm48_system_information_type_13) == 3, _si13_size);
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static const uint8_t sitype2rsl[_MAX_SYSINFO_TYPE] = {
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[SYSINFO_TYPE_1] = RSL_SYSTEM_INFO_1,
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[SYSINFO_TYPE_2] = RSL_SYSTEM_INFO_2,
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[SYSINFO_TYPE_3] = RSL_SYSTEM_INFO_3,
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[SYSINFO_TYPE_4] = RSL_SYSTEM_INFO_4,
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[SYSINFO_TYPE_5] = RSL_SYSTEM_INFO_5,
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[SYSINFO_TYPE_6] = RSL_SYSTEM_INFO_6,
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[SYSINFO_TYPE_7] = RSL_SYSTEM_INFO_7,
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[SYSINFO_TYPE_8] = RSL_SYSTEM_INFO_8,
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[SYSINFO_TYPE_9] = RSL_SYSTEM_INFO_9,
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[SYSINFO_TYPE_10] = RSL_SYSTEM_INFO_10,
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[SYSINFO_TYPE_13] = RSL_SYSTEM_INFO_13,
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[SYSINFO_TYPE_16] = RSL_SYSTEM_INFO_16,
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[SYSINFO_TYPE_17] = RSL_SYSTEM_INFO_17,
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[SYSINFO_TYPE_18] = RSL_SYSTEM_INFO_18,
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[SYSINFO_TYPE_19] = RSL_SYSTEM_INFO_19,
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[SYSINFO_TYPE_20] = RSL_SYSTEM_INFO_20,
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[SYSINFO_TYPE_2bis] = RSL_SYSTEM_INFO_2bis,
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[SYSINFO_TYPE_2ter] = RSL_SYSTEM_INFO_2ter,
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[SYSINFO_TYPE_2quater] = RSL_SYSTEM_INFO_2quater,
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[SYSINFO_TYPE_5bis] = RSL_SYSTEM_INFO_5bis,
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[SYSINFO_TYPE_5ter] = RSL_SYSTEM_INFO_5ter,
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[SYSINFO_TYPE_EMO] = RSL_EXT_MEAS_ORDER,
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[SYSINFO_TYPE_MEAS_INFO]= RSL_MEAS_INFO,
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};
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static const uint8_t rsl2sitype[256] = {
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[RSL_SYSTEM_INFO_1] = SYSINFO_TYPE_1,
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[RSL_SYSTEM_INFO_2] = SYSINFO_TYPE_2,
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[RSL_SYSTEM_INFO_3] = SYSINFO_TYPE_3,
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[RSL_SYSTEM_INFO_4] = SYSINFO_TYPE_4,
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[RSL_SYSTEM_INFO_5] = SYSINFO_TYPE_5,
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[RSL_SYSTEM_INFO_6] = SYSINFO_TYPE_6,
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[RSL_SYSTEM_INFO_7] = SYSINFO_TYPE_7,
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[RSL_SYSTEM_INFO_8] = SYSINFO_TYPE_8,
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[RSL_SYSTEM_INFO_9] = SYSINFO_TYPE_9,
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[RSL_SYSTEM_INFO_10] = SYSINFO_TYPE_10,
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[RSL_SYSTEM_INFO_13] = SYSINFO_TYPE_13,
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[RSL_SYSTEM_INFO_16] = SYSINFO_TYPE_16,
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[RSL_SYSTEM_INFO_17] = SYSINFO_TYPE_17,
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[RSL_SYSTEM_INFO_18] = SYSINFO_TYPE_18,
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[RSL_SYSTEM_INFO_19] = SYSINFO_TYPE_19,
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[RSL_SYSTEM_INFO_20] = SYSINFO_TYPE_20,
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[RSL_SYSTEM_INFO_2bis] = SYSINFO_TYPE_2bis,
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[RSL_SYSTEM_INFO_2ter] = SYSINFO_TYPE_2ter,
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[RSL_SYSTEM_INFO_2quater] = SYSINFO_TYPE_2quater,
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[RSL_SYSTEM_INFO_5bis] = SYSINFO_TYPE_5bis,
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[RSL_SYSTEM_INFO_5ter] = SYSINFO_TYPE_5ter,
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[RSL_EXT_MEAS_ORDER] = SYSINFO_TYPE_EMO,
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[RSL_MEAS_INFO] = SYSINFO_TYPE_MEAS_INFO,
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};
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const struct value_string osmo_sitype_strs[_MAX_SYSINFO_TYPE] = {
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{ SYSINFO_TYPE_1, "1" },
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{ SYSINFO_TYPE_2, "2" },
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{ SYSINFO_TYPE_3, "3" },
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{ SYSINFO_TYPE_4, "4" },
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{ SYSINFO_TYPE_5, "5" },
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{ SYSINFO_TYPE_6, "6" },
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{ SYSINFO_TYPE_7, "7" },
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{ SYSINFO_TYPE_8, "8" },
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{ SYSINFO_TYPE_9, "9" },
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{ SYSINFO_TYPE_10, "10" },
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{ SYSINFO_TYPE_13, "13" },
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{ SYSINFO_TYPE_16, "16" },
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{ SYSINFO_TYPE_17, "17" },
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{ SYSINFO_TYPE_18, "18" },
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{ SYSINFO_TYPE_19, "19" },
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{ SYSINFO_TYPE_20, "20" },
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{ SYSINFO_TYPE_2bis, "2bis" },
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{ SYSINFO_TYPE_2ter, "2ter" },
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{ SYSINFO_TYPE_2quater, "2quater" },
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{ SYSINFO_TYPE_5bis, "5bis" },
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{ SYSINFO_TYPE_5ter, "5ter" },
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{ SYSINFO_TYPE_EMO, "EMO" },
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{ SYSINFO_TYPE_MEAS_INFO, "MI" },
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{ 0, NULL }
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};
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uint8_t osmo_sitype2rsl(enum osmo_sysinfo_type si_type)
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{
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return sitype2rsl[si_type];
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}
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enum osmo_sysinfo_type osmo_rsl2sitype(uint8_t rsl_si)
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{
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return rsl2sitype[rsl_si];
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}
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