Harald Welte | 37b6165 | 2017-10-16 18:46:03 +0200 | [diff] [blame] | 1 | /*! \addtogroup gsm0808 |
| 2 | * @{ |
| 3 | * \file gsm0808_utils.h */ |
Neels Hofmeyr | 17518fe | 2017-06-20 04:35:06 +0200 | [diff] [blame] | 4 | /* |
Harald Welte | e08da97 | 2017-11-13 01:00:26 +0900 | [diff] [blame] | 5 | * (C) 2016 by sysmocom - s.f.m.c. GmbH, Author: Philipp Maier |
Philipp Maier | 2240143 | 2017-03-24 17:59:26 +0100 | [diff] [blame] | 6 | * All Rights Reserved |
| 7 | * |
Harald Welte | e08da97 | 2017-11-13 01:00:26 +0900 | [diff] [blame] | 8 | * SPDX-License-Identifier: GPL-2.0+ |
Philipp Maier | 2240143 | 2017-03-24 17:59:26 +0100 | [diff] [blame] | 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
Harald Welte | e08da97 | 2017-11-13 01:00:26 +0900 | [diff] [blame] | 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; either version 2 of the License, or |
Philipp Maier | 2240143 | 2017-03-24 17:59:26 +0100 | [diff] [blame] | 13 | * (at your option) any later version. |
| 14 | * |
| 15 | * This program is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
Harald Welte | e08da97 | 2017-11-13 01:00:26 +0900 | [diff] [blame] | 18 | * GNU General Public License for more details. |
Philipp Maier | 2240143 | 2017-03-24 17:59:26 +0100 | [diff] [blame] | 19 | * |
Harald Welte | e08da97 | 2017-11-13 01:00:26 +0900 | [diff] [blame] | 20 | * You should have received a copy of the GNU General Public License |
Philipp Maier | 2240143 | 2017-03-24 17:59:26 +0100 | [diff] [blame] | 21 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 22 | * |
| 23 | */ |
| 24 | #pragma once |
| 25 | |
Harald Welte | 20725b9 | 2017-05-15 12:50:04 +0200 | [diff] [blame] | 26 | struct sockaddr_storage; |
Philipp Maier | 2240143 | 2017-03-24 17:59:26 +0100 | [diff] [blame] | 27 | |
Philipp Maier | 6f725d6 | 2017-03-24 18:03:17 +0100 | [diff] [blame] | 28 | #include <osmocom/gsm/protocol/gsm_08_08.h> |
Stefan Sperling | 11a4d9d | 2018-02-15 18:28:04 +0100 | [diff] [blame] | 29 | #include <osmocom/gsm/gsm23003.h> |
| 30 | |
| 31 | /*! (225-1)/2 is the maximum number of elements in a cell identifier list. */ |
| 32 | #define GSM0808_CELL_ID_LIST2_MAXLEN 127 |
| 33 | |
Neels Hofmeyr | 250e7f7 | 2018-04-13 03:30:14 +0200 | [diff] [blame] | 34 | /*! Instead of this, use either struct gsm0808_cell_id or gsm0808_cell_id_list2. |
| 35 | * All elements contain parsed representations of the data in the corresponding IE, in host-byte order. |
| 36 | */ |
| 37 | union gsm0808_cell_id_u { |
| 38 | struct osmo_cell_global_id global; |
| 39 | struct osmo_lac_and_ci_id lac_and_ci; |
| 40 | uint16_t ci; |
| 41 | struct osmo_location_area_id lai_and_lac; |
| 42 | uint16_t lac; |
| 43 | }; |
| 44 | |
| 45 | /*! Parsed representation of Cell Identifier IE (3GPP TS 48.008 3.2.2.17) */ |
| 46 | struct gsm0808_cell_id { |
| 47 | enum CELL_IDENT id_discr; |
| 48 | union gsm0808_cell_id_u id; |
| 49 | }; |
| 50 | |
| 51 | /*! Parsed representation of a Cell Identifier List IE (3GPP TS 48.008 3.2.2.27). */ |
Stefan Sperling | 11a4d9d | 2018-02-15 18:28:04 +0100 | [diff] [blame] | 52 | struct gsm0808_cell_id_list2 { |
| 53 | enum CELL_IDENT id_discr; |
Neels Hofmeyr | 250e7f7 | 2018-04-13 03:30:14 +0200 | [diff] [blame] | 54 | union gsm0808_cell_id_u id_list[GSM0808_CELL_ID_LIST2_MAXLEN]; |
Stefan Sperling | 11a4d9d | 2018-02-15 18:28:04 +0100 | [diff] [blame] | 55 | unsigned int id_list_len; |
| 56 | }; |
Philipp Maier | 6f725d6 | 2017-03-24 18:03:17 +0100 | [diff] [blame] | 57 | |
Philipp Maier | 2240143 | 2017-03-24 17:59:26 +0100 | [diff] [blame] | 58 | uint8_t gsm0808_enc_aoip_trasp_addr(struct msgb *msg, |
| 59 | const struct sockaddr_storage *ss); |
Philipp Maier | 2240143 | 2017-03-24 17:59:26 +0100 | [diff] [blame] | 60 | int gsm0808_dec_aoip_trasp_addr(struct sockaddr_storage *ss, |
| 61 | const uint8_t *elem, uint8_t len); |
Philipp Maier | 6f725d6 | 2017-03-24 18:03:17 +0100 | [diff] [blame] | 62 | uint8_t gsm0808_enc_speech_codec(struct msgb *msg, |
| 63 | const struct gsm0808_speech_codec *sc); |
Philipp Maier | 6f725d6 | 2017-03-24 18:03:17 +0100 | [diff] [blame] | 64 | int gsm0808_dec_speech_codec(struct gsm0808_speech_codec *sc, |
| 65 | const uint8_t *elem, uint8_t len); |
Philipp Maier | 6f725d6 | 2017-03-24 18:03:17 +0100 | [diff] [blame] | 66 | uint8_t gsm0808_enc_speech_codec_list(struct msgb *msg, |
| 67 | const struct gsm0808_speech_codec_list |
| 68 | *scl); |
Philipp Maier | 6f725d6 | 2017-03-24 18:03:17 +0100 | [diff] [blame] | 69 | int gsm0808_dec_speech_codec_list(struct gsm0808_speech_codec_list *scl, |
| 70 | const uint8_t *elem, uint8_t len); |
Philipp Maier | e0c6530 | 2017-03-28 17:05:40 +0200 | [diff] [blame] | 71 | uint8_t gsm0808_enc_channel_type(struct msgb *msg, |
| 72 | const struct gsm0808_channel_type *ct); |
Philipp Maier | e0c6530 | 2017-03-28 17:05:40 +0200 | [diff] [blame] | 73 | int gsm0808_dec_channel_type(struct gsm0808_channel_type *ct, |
| 74 | const uint8_t *elem, uint8_t len); |
Philipp Maier | 14e76b9 | 2017-03-28 18:36:52 +0200 | [diff] [blame] | 75 | uint8_t gsm0808_enc_encrypt_info(struct msgb *msg, |
| 76 | const struct gsm0808_encrypt_info *ei); |
Philipp Maier | 14e76b9 | 2017-03-28 18:36:52 +0200 | [diff] [blame] | 77 | int gsm0808_dec_encrypt_info(struct gsm0808_encrypt_info *ei, |
| 78 | const uint8_t *elem, uint8_t len); |
Stefan Sperling | 11a4d9d | 2018-02-15 18:28:04 +0100 | [diff] [blame] | 79 | uint8_t gsm0808_enc_cell_id_list2(struct msgb *msg, const struct gsm0808_cell_id_list2 *cil); |
Philipp Maier | 783047e | 2017-03-29 11:35:50 +0200 | [diff] [blame] | 80 | uint8_t gsm0808_enc_cell_id_list(struct msgb *msg, |
Stefan Sperling | 11a4d9d | 2018-02-15 18:28:04 +0100 | [diff] [blame] | 81 | const struct gsm0808_cell_id_list *cil) |
| 82 | OSMO_DEPRECATED("use gsm0808_enc_cell_id_list2 instead"); |
| 83 | int gsm0808_dec_cell_id_list2(struct gsm0808_cell_id_list2 *cil, const uint8_t *elem, uint8_t len); |
Philipp Maier | 783047e | 2017-03-29 11:35:50 +0200 | [diff] [blame] | 84 | int gsm0808_dec_cell_id_list(struct gsm0808_cell_id_list *cil, |
Stefan Sperling | 11a4d9d | 2018-02-15 18:28:04 +0100 | [diff] [blame] | 85 | const uint8_t *elem, uint8_t len) |
| 86 | OSMO_DEPRECATED("use gsm0808_dec_cell_id_list2 instead"); |
Neels Hofmeyr | 74663d9 | 2018-03-23 01:46:42 +0100 | [diff] [blame] | 87 | int gsm0808_cell_id_list_add(struct gsm0808_cell_id_list2 *dst, const struct gsm0808_cell_id_list2 *src); |
Neels Hofmeyr | 250e7f7 | 2018-04-13 03:30:14 +0200 | [diff] [blame] | 88 | uint8_t gsm0808_enc_cell_id(struct msgb *msg, const struct gsm0808_cell_id *ci); |
| 89 | int gsm0808_dec_cell_id(struct gsm0808_cell_id *ci, const uint8_t *elem, uint8_t len); |
Neels Hofmeyr | 9a391e2 | 2017-06-23 02:34:08 +0200 | [diff] [blame] | 90 | int gsm0808_chan_type_to_speech_codec(uint8_t perm_spch); |
Philipp Maier | 884ba0f | 2017-06-02 13:49:16 +0200 | [diff] [blame] | 91 | int gsm0808_speech_codec_from_chan_type(struct gsm0808_speech_codec *sc, |
| 92 | uint8_t perm_spch); |
Harald Welte | 37b6165 | 2017-10-16 18:46:03 +0200 | [diff] [blame] | 93 | |
| 94 | /*! @} */ |