Neels Hofmeyr | 17518fe | 2017-06-20 04:35:06 +0200 | [diff] [blame] | 1 | /* |
| 2 | * (C) 2009,2010 by Holger Hans Peter Freyther <zecke@selfish.org> |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 3 | * (C) 2009,2010 by On-Waves |
| 4 | * All Rights Reserved |
| 5 | * |
Harald Welte | e08da97 | 2017-11-13 01:00:26 +0900 | [diff] [blame] | 6 | * SPDX-License-Identifier: GPL-2.0+ |
| 7 | * |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License along |
| 19 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 20 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 21 | * |
| 22 | */ |
| 23 | |
Harald Welte | 95871da | 2017-05-15 12:11:36 +0200 | [diff] [blame] | 24 | #include <osmocom/core/byteswap.h> |
Pablo Neira Ayuso | 8341934 | 2011-03-22 16:36:13 +0100 | [diff] [blame] | 25 | #include <osmocom/gsm/gsm0808.h> |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 26 | #include <osmocom/gsm/gsm0808_utils.h> |
Pablo Neira Ayuso | 8341934 | 2011-03-22 16:36:13 +0100 | [diff] [blame] | 27 | #include <osmocom/gsm/protocol/gsm_08_08.h> |
| 28 | #include <osmocom/gsm/gsm48.h> |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 29 | |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 30 | /*! \addtogroup gsm0808 |
| 31 | * @{ |
Harald Welte | 37b6165 | 2017-10-16 18:46:03 +0200 | [diff] [blame] | 32 | * \file gsm0808.c |
| 33 | * Helper functions regarding the TS 08.08 / 48.008 A interface, primarily |
| 34 | * message generation/encoding. |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 35 | */ |
| 36 | |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 37 | #define BSSMAP_MSG_SIZE 512 |
| 38 | #define BSSMAP_MSG_HEADROOM 128 |
| 39 | |
Neels Hofmeyr | c4fce14 | 2018-02-20 13:47:08 +0100 | [diff] [blame] | 40 | /*! Create "Complete L3 Info" for AoIP, legacy implementation. |
| 41 | * Instead use gsm0808_create_layer3_aoip2(), which is capable of three-digit MNC with leading zeros. |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 42 | * \param[in] msg_l3 msgb containing Layer 3 Message |
| 43 | * \param[in] nc Mobile Network Code |
| 44 | * \param[in] cc Mobile Country Code |
| 45 | * \param[in] lac Location Area Code |
| 46 | * \param[in] _ci Cell Identity |
| 47 | * \param[in] scl Speech Codec List |
| 48 | * \returns callee-allocated msgb with Complete L3 Info message */ |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 49 | struct msgb *gsm0808_create_layer3_aoip(const struct msgb *msg_l3, uint16_t nc, |
| 50 | uint16_t cc, int lac, uint16_t _ci, |
| 51 | const struct gsm0808_speech_codec_list |
| 52 | *scl) |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 53 | { |
Neels Hofmeyr | c4fce14 | 2018-02-20 13:47:08 +0100 | [diff] [blame] | 54 | struct osmo_cell_global_id cgi = { |
| 55 | .lai = { |
| 56 | .plmn = { |
| 57 | .mcc = cc, |
| 58 | .mnc = nc, |
| 59 | }, |
| 60 | .lac = lac, |
| 61 | }, |
| 62 | .cell_identity = _ci, |
| 63 | }; |
| 64 | return gsm0808_create_layer3_2(msg_l3, &cgi, scl); |
| 65 | } |
| 66 | |
| 67 | /*! Create "Complete L3 Info" for AoIP. |
| 68 | * \param[in] msg_l3 msgb containing Layer 3 Message -- not modified by this call. |
| 69 | * \param[in] cell MCC, MNC, LAC, CI to identify the cell. |
| 70 | * \param[in] scl Speech Codec List, optional. |
| 71 | * \returns newly allocated msgb with Complete L3 Info message */ |
| 72 | struct msgb *gsm0808_create_layer3_2(const struct msgb *msg_l3, const struct osmo_cell_global_id *cell, |
| 73 | const struct gsm0808_speech_codec_list *scl) |
| 74 | { |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 75 | struct msgb* msg; |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 76 | struct { |
| 77 | uint8_t ident; |
| 78 | struct gsm48_loc_area_id lai; |
| 79 | uint16_t ci; |
| 80 | } __attribute__ ((packed)) lai_ci; |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 81 | |
| 82 | msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 83 | "bssmap cmpl l3"); |
| 84 | if (!msg) |
| 85 | return NULL; |
| 86 | |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 87 | /* create layer 3 header */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 88 | msgb_v_put(msg, BSS_MAP_MSG_COMPLETE_LAYER_3); |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 89 | |
| 90 | /* create the cell header */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 91 | lai_ci.ident = CELL_IDENT_WHOLE_GLOBAL; |
Neels Hofmeyr | c4fce14 | 2018-02-20 13:47:08 +0100 | [diff] [blame] | 92 | gsm48_generate_lai2(&lai_ci.lai, &cell->lai); |
| 93 | lai_ci.ci = osmo_htons(cell->cell_identity); |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 94 | msgb_tlv_put(msg, GSM0808_IE_CELL_IDENTIFIER, sizeof(lai_ci), |
| 95 | (uint8_t *) &lai_ci); |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 96 | |
| 97 | /* copy the layer3 data */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 98 | msgb_tlv_put(msg, GSM0808_IE_LAYER_3_INFORMATION, |
| 99 | msgb_l3len(msg_l3), msg_l3->l3h); |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 100 | |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 101 | /* AoIP: add Codec List (BSS Supported) 3.2.2.103 */ |
| 102 | if (scl) |
| 103 | gsm0808_enc_speech_codec_list(msg, scl); |
| 104 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 105 | /* push the bssmap header */ |
| 106 | msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 107 | |
| 108 | return msg; |
| 109 | } |
| 110 | |
Neels Hofmeyr | c4fce14 | 2018-02-20 13:47:08 +0100 | [diff] [blame] | 111 | /*! Create "Complete L3 Info" for A, legacy implementation. |
| 112 | * Instead use gsm0808_create_layer3_2() with the scl parameter passed as NULL, |
| 113 | * which is capable of three-digit MNC with leading zeros. |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 114 | * \param[in] msg_l3 msgb containing Layer 3 Message |
| 115 | * \param[in] nc Mobile Network Code |
| 116 | * \param[in] cc Mobile Country Code |
| 117 | * \param[in] lac Location Area Code |
| 118 | * \param[in] _ci Cell Identity |
| 119 | * \returns callee-allocated msgb with Complete L3 Info message */ |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 120 | struct msgb *gsm0808_create_layer3(struct msgb *msg_l3, uint16_t nc, |
| 121 | uint16_t cc, int lac, uint16_t _ci) |
| 122 | { |
Neels Hofmeyr | 4eeb808 | 2018-03-23 01:47:14 +0100 | [diff] [blame] | 123 | struct osmo_cell_global_id cgi = { |
| 124 | .lai = { |
| 125 | .plmn = { |
| 126 | .mcc = cc, |
| 127 | .mnc = nc, |
| 128 | }, |
| 129 | .lac = lac, |
| 130 | }, |
| 131 | .cell_identity = _ci, |
| 132 | }; |
| 133 | return gsm0808_create_layer3_2(msg_l3, &cgi, NULL); |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 134 | } |
| 135 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 136 | /*! Create BSSMAP RESET message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 137 | * \returns callee-allocated msgb with BSSMAP Reset message */ |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 138 | struct msgb *gsm0808_create_reset(void) |
| 139 | { |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 140 | uint8_t cause = GSM0808_CAUSE_EQUIPMENT_FAILURE; |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 141 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 142 | "bssmap: reset"); |
| 143 | if (!msg) |
| 144 | return NULL; |
| 145 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 146 | msgb_v_put(msg, BSS_MAP_MSG_RESET); |
| 147 | msgb_tlv_put(msg, GSM0808_IE_CAUSE, 1, &cause); |
| 148 | msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
| 149 | |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 150 | return msg; |
| 151 | } |
| 152 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 153 | /*! Create BSSMAP RESET ACK message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 154 | * \returns callee-allocated msgb with BSSMAP Reset ACK message */ |
Harald Welte | a62fe31 | 2013-06-19 15:14:37 +0200 | [diff] [blame] | 155 | struct msgb *gsm0808_create_reset_ack(void) |
| 156 | { |
| 157 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 158 | "bssmap: reset ack"); |
| 159 | if (!msg) |
| 160 | return NULL; |
| 161 | |
| 162 | msgb_v_put(msg, BSS_MAP_MSG_RESET_ACKNOWLEDGE); |
| 163 | msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
| 164 | |
| 165 | return msg; |
| 166 | } |
| 167 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 168 | /*! Create BSSMAP Clear Complete message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 169 | * \returns callee-allocated msgb with BSSMAP Clear Complete message */ |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 170 | struct msgb *gsm0808_create_clear_complete(void) |
| 171 | { |
| 172 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 173 | "bssmap: clear complete"); |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 174 | uint8_t val = BSS_MAP_MSG_CLEAR_COMPLETE; |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 175 | if (!msg) |
| 176 | return NULL; |
| 177 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 178 | msg->l3h = msg->data; |
| 179 | msgb_tlv_put(msg, BSSAP_MSG_BSS_MANAGEMENT, 1, &val); |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 180 | |
| 181 | return msg; |
| 182 | } |
| 183 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 184 | /*! Create BSSMAP Clear Command message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 185 | * \param[in] reason TS 08.08 cause value |
| 186 | * \returns callee-allocated msgb with BSSMAP Clear Command message */ |
Holger Hans Peter Freyther | a3f05d8 | 2010-10-27 11:49:24 +0200 | [diff] [blame] | 187 | struct msgb *gsm0808_create_clear_command(uint8_t reason) |
| 188 | { |
| 189 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 190 | "bssmap: clear command"); |
| 191 | if (!msg) |
| 192 | return NULL; |
| 193 | |
Holger Hans Peter Freyther | aeebe39 | 2010-10-27 12:36:05 +0200 | [diff] [blame] | 194 | msg->l3h = msgb_tv_put(msg, BSSAP_MSG_BSS_MANAGEMENT, 4); |
| 195 | msgb_v_put(msg, BSS_MAP_MSG_CLEAR_CMD); |
| 196 | msgb_tlv_put(msg, GSM0808_IE_CAUSE, 1, &reason); |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 197 | |
Holger Hans Peter Freyther | a3f05d8 | 2010-10-27 11:49:24 +0200 | [diff] [blame] | 198 | return msg; |
| 199 | } |
| 200 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 201 | /*! Create BSSMAP Cipher Mode Command message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 202 | * \param[in] ei Mandatory Encryption Information |
| 203 | * \param[in] cipher_response_mode optional 1-byte Cipher Response Mode |
| 204 | * \returns callee-allocated msgb with BSSMAP Cipher Mode Command message */ |
Philipp Maier | b478dd3 | 2017-03-29 15:50:05 +0200 | [diff] [blame] | 205 | struct msgb *gsm0808_create_cipher(const struct gsm0808_encrypt_info *ei, |
| 206 | const uint8_t *cipher_response_mode) |
| 207 | { |
| 208 | /* See also: 3GPP TS 48.008 3.2.1.30 CIPHER MODE COMMAND */ |
| 209 | struct msgb *msg; |
| 210 | |
| 211 | /* Mandatory emelent! */ |
| 212 | OSMO_ASSERT(ei); |
| 213 | |
| 214 | msg = |
| 215 | msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 216 | "cipher-mode-command"); |
| 217 | if (!msg) |
| 218 | return NULL; |
| 219 | |
| 220 | /* Message Type 3.2.2.1 */ |
| 221 | msgb_v_put(msg, BSS_MAP_MSG_CIPHER_MODE_CMD); |
| 222 | |
| 223 | /* Encryption Information 3.2.2.10 */ |
| 224 | gsm0808_enc_encrypt_info(msg, ei); |
| 225 | |
| 226 | /* Cipher Response Mode 3.2.2.34 */ |
| 227 | if (cipher_response_mode) |
| 228 | msgb_tv_put(msg, GSM0808_IE_CIPHER_RESPONSE_MODE, |
| 229 | *cipher_response_mode); |
| 230 | |
| 231 | /* pre-pend the header */ |
| 232 | msg->l3h = |
| 233 | msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
| 234 | |
| 235 | return msg; |
| 236 | } |
| 237 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 238 | /*! Create BSSMAP Cipher Mode Complete message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 239 | * \param[in] layer3 L3 Message to be included |
| 240 | * \param[in] alg_id Chosen Encrpytion Algorithm |
| 241 | * \returns callee-allocated msgb with BSSMAP Cipher Mode Complete message */ |
Holger Hans Peter Freyther | 81716d5 | 2010-04-17 06:16:35 +0200 | [diff] [blame] | 242 | struct msgb *gsm0808_create_cipher_complete(struct msgb *layer3, uint8_t alg_id) |
| 243 | { |
| 244 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 245 | "cipher-complete"); |
| 246 | if (!msg) |
| 247 | return NULL; |
| 248 | |
| 249 | /* send response with BSS override for A5/1... cheating */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 250 | msgb_v_put(msg, BSS_MAP_MSG_CIPHER_MODE_COMPLETE); |
Holger Hans Peter Freyther | 81716d5 | 2010-04-17 06:16:35 +0200 | [diff] [blame] | 251 | |
| 252 | /* include layer3 in case we have at least two octets */ |
| 253 | if (layer3 && msgb_l3len(layer3) > 2) { |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 254 | msg->l4h = msgb_tlv_put(msg, GSM0808_IE_LAYER_3_MESSAGE_CONTENTS, |
| 255 | msgb_l3len(layer3), layer3->l3h); |
Holger Hans Peter Freyther | 81716d5 | 2010-04-17 06:16:35 +0200 | [diff] [blame] | 256 | } |
| 257 | |
| 258 | /* and the optional BSS message */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 259 | msgb_tv_put(msg, GSM0808_IE_CHOSEN_ENCR_ALG, alg_id); |
Holger Hans Peter Freyther | 81716d5 | 2010-04-17 06:16:35 +0200 | [diff] [blame] | 260 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 261 | /* pre-pend the header */ |
| 262 | msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
| 263 | |
Holger Hans Peter Freyther | 81716d5 | 2010-04-17 06:16:35 +0200 | [diff] [blame] | 264 | return msg; |
| 265 | } |
| 266 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 267 | /*! Create BSSMAP Cipher Mode Reject message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 268 | * \param[in] reason TS 08.08 cause value |
| 269 | * \returns callee-allocated msgb with BSSMAP Cipher Mode Reject message */ |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 270 | struct msgb *gsm0808_create_cipher_reject(uint8_t cause) |
| 271 | { |
| 272 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 273 | "bssmap: clear complete"); |
| 274 | if (!msg) |
| 275 | return NULL; |
| 276 | |
Harald Welte | 62e4085 | 2017-12-17 20:50:34 +0100 | [diff] [blame] | 277 | msgb_v_put(msg, BSS_MAP_MSG_CIPHER_MODE_REJECT); |
| 278 | msgb_tlv_put(msg, GSM0808_IE_CAUSE, 1, &cause); |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 279 | |
| 280 | msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 281 | |
| 282 | return msg; |
| 283 | } |
| 284 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 285 | /*! Create BSSMAP Classmark Update message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 286 | * \param[in] cm2 Classmark 2 |
| 287 | * \param[in] cm2_len length (in octets) of \a cm2 |
| 288 | * \param[in] cm3 Classmark 3 |
| 289 | * \param[in] cm3_len length (in octets) of \a cm3 |
| 290 | * \returns callee-allocated msgb with BSSMAP Classmark Update message */ |
Harald Welte | 07b625d | 2012-01-23 10:02:58 +0100 | [diff] [blame] | 291 | struct msgb *gsm0808_create_classmark_update(const uint8_t *cm2, uint8_t cm2_len, |
| 292 | const uint8_t *cm3, uint8_t cm3_len) |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 293 | { |
| 294 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 295 | "classmark-update"); |
| 296 | if (!msg) |
| 297 | return NULL; |
| 298 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 299 | msgb_v_put(msg, BSS_MAP_MSG_CLASSMARK_UPDATE); |
Harald Welte | 07b625d | 2012-01-23 10:02:58 +0100 | [diff] [blame] | 300 | msgb_tlv_put(msg, GSM0808_IE_CLASSMARK_INFORMATION_T2, cm2_len, cm2); |
| 301 | if (cm3) |
| 302 | msgb_tlv_put(msg, GSM0808_IE_CLASSMARK_INFORMATION_T3, |
| 303 | cm3_len, cm3); |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 304 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 305 | msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
| 306 | |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 307 | return msg; |
| 308 | } |
| 309 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 310 | /*! Create BSSMAP SAPI N Reject message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 311 | * \param[in] link_id Link Identifier |
| 312 | * \returns callee-allocated msgb with BSSMAP SAPI N Reject message */ |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 313 | struct msgb *gsm0808_create_sapi_reject(uint8_t link_id) |
| 314 | { |
| 315 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 316 | "bssmap: sapi 'n' reject"); |
| 317 | if (!msg) |
| 318 | return NULL; |
| 319 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 320 | msgb_v_put(msg, BSS_MAP_MSG_SAPI_N_REJECT); |
| 321 | msgb_v_put(msg, link_id); |
| 322 | msgb_v_put(msg, GSM0808_CAUSE_BSS_NOT_EQUIPPED); |
| 323 | |
| 324 | msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 325 | |
| 326 | return msg; |
| 327 | } |
| 328 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 329 | /*! Create BSSMAP Assignment Request message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 330 | * \param[in] ct Channel Type |
| 331 | * \param[in] cic Circuit Identity Code (Classic A only) |
| 332 | * \param[in] ss Socket Address of MSC-side RTP socket (AoIP only) |
| 333 | * \param[in] scl Speech Codec List (AoIP only) |
| 334 | * \param[in] ci Call Identifier (Optional, LCLS) |
| 335 | * \returns callee-allocated msgb with BSSMAP Assignment Request message */ |
Philipp Maier | c6144a2 | 2017-03-29 17:53:43 +0200 | [diff] [blame] | 336 | struct msgb *gsm0808_create_ass(const struct gsm0808_channel_type *ct, |
| 337 | const uint16_t *cic, |
| 338 | const struct sockaddr_storage *ss, |
| 339 | const struct gsm0808_speech_codec_list *scl, |
| 340 | const uint32_t *ci) |
| 341 | { |
| 342 | /* See also: 3GPP TS 48.008 3.2.1.1 ASSIGNMENT REQUEST */ |
| 343 | struct msgb *msg; |
| 344 | uint16_t cic_sw; |
| 345 | uint32_t ci_sw; |
| 346 | |
| 347 | /* Mandatory emelent! */ |
| 348 | OSMO_ASSERT(ct); |
| 349 | |
| 350 | msg = |
| 351 | msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 352 | "bssmap: ass req"); |
| 353 | if (!msg) |
| 354 | return NULL; |
| 355 | |
| 356 | /* Message Type 3.2.2.1 */ |
| 357 | msgb_v_put(msg, BSS_MAP_MSG_ASSIGMENT_RQST); |
| 358 | |
| 359 | /* Channel Type 3.2.2.11 */ |
| 360 | gsm0808_enc_channel_type(msg, ct); |
| 361 | |
| 362 | /* Circuit Identity Code 3.2.2.2 */ |
| 363 | if (cic) { |
Harald Welte | 95871da | 2017-05-15 12:11:36 +0200 | [diff] [blame] | 364 | cic_sw = osmo_htons(*cic); |
Philipp Maier | c6144a2 | 2017-03-29 17:53:43 +0200 | [diff] [blame] | 365 | msgb_tv_fixed_put(msg, GSM0808_IE_CIRCUIT_IDENTITY_CODE, |
| 366 | sizeof(cic_sw), (uint8_t *) & cic_sw); |
| 367 | } |
| 368 | |
| 369 | /* AoIP: AoIP Transport Layer Address (MGW) 3.2.2.102 */ |
| 370 | if (ss) { |
| 371 | gsm0808_enc_aoip_trasp_addr(msg, ss); |
| 372 | } |
| 373 | |
| 374 | /* AoIP: Codec List (MSC Preferred) 3.2.2.103 */ |
| 375 | if (scl) |
| 376 | gsm0808_enc_speech_codec_list(msg, scl); |
| 377 | |
| 378 | /* AoIP: Call Identifier 3.2.2.105 */ |
| 379 | if (ci) { |
Harald Welte | 95871da | 2017-05-15 12:11:36 +0200 | [diff] [blame] | 380 | ci_sw = osmo_htonl(*ci); |
Philipp Maier | c6144a2 | 2017-03-29 17:53:43 +0200 | [diff] [blame] | 381 | msgb_tv_fixed_put(msg, GSM0808_IE_CALL_ID, sizeof(ci_sw), |
| 382 | (uint8_t *) & ci_sw); |
| 383 | } |
| 384 | |
| 385 | /* push the bssmap header */ |
| 386 | msg->l3h = |
| 387 | msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
| 388 | |
| 389 | return msg; |
| 390 | } |
| 391 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 392 | /*! Create BSSMAP Assignment Completed message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 393 | * \param[in] rr_cause GSM 04.08 RR Cause value |
| 394 | * \param[in] chosen_channel Chosen Channel |
| 395 | * \param[in] encr_alg_id Encryption Algorithm ID |
| 396 | * \param[in] speech_mode Speech Mode |
| 397 | * \param[in] ss Socket Address of BSS-side RTP socket |
| 398 | * \param[in] sc Speech Codec (current) |
| 399 | * \param[in] scl Speech Codec List (permitted) |
| 400 | * \returns callee-allocated msgb with BSSMAP Assignment Complete message */ |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 401 | struct msgb *gsm0808_create_ass_compl(uint8_t rr_cause, uint8_t chosen_channel, |
| 402 | uint8_t encr_alg_id, uint8_t speech_mode, |
| 403 | const struct sockaddr_storage *ss, |
| 404 | const struct gsm0808_speech_codec *sc, |
| 405 | const struct gsm0808_speech_codec_list |
| 406 | *scl) |
Holger Hans Peter Freyther | ba6172a | 2010-04-17 06:21:49 +0200 | [diff] [blame] | 407 | { |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 408 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 409 | "bssmap: ass compl"); |
Holger Hans Peter Freyther | ba6172a | 2010-04-17 06:21:49 +0200 | [diff] [blame] | 410 | if (!msg) |
| 411 | return NULL; |
| 412 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 413 | msgb_v_put(msg, BSS_MAP_MSG_ASSIGMENT_COMPLETE); |
Holger Hans Peter Freyther | ba6172a | 2010-04-17 06:21:49 +0200 | [diff] [blame] | 414 | |
| 415 | /* write 3.2.2.22 */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 416 | msgb_tv_put(msg, GSM0808_IE_RR_CAUSE, rr_cause); |
Holger Hans Peter Freyther | ba6172a | 2010-04-17 06:21:49 +0200 | [diff] [blame] | 417 | |
| 418 | /* write cirtcuit identity code 3.2.2.2 */ |
| 419 | /* write cell identifier 3.2.2.17 */ |
| 420 | /* write chosen channel 3.2.2.33 when BTS picked it */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 421 | msgb_tv_put(msg, GSM0808_IE_CHOSEN_CHANNEL, chosen_channel); |
Holger Hans Peter Freyther | ba6172a | 2010-04-17 06:21:49 +0200 | [diff] [blame] | 422 | |
| 423 | /* write chosen encryption algorithm 3.2.2.44 */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 424 | msgb_tv_put(msg, GSM0808_IE_CHOSEN_ENCR_ALG, encr_alg_id); |
Holger Hans Peter Freyther | ba6172a | 2010-04-17 06:21:49 +0200 | [diff] [blame] | 425 | |
| 426 | /* write circuit pool 3.2.2.45 */ |
| 427 | /* write speech version chosen: 3.2.2.51 when BTS picked it */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 428 | if (speech_mode != 0) |
| 429 | msgb_tv_put(msg, GSM0808_IE_SPEECH_VERSION, speech_mode); |
Holger Hans Peter Freyther | ba6172a | 2010-04-17 06:21:49 +0200 | [diff] [blame] | 430 | |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 431 | /* AoIP: AoIP Transport Layer Address (BSS) 3.2.2.102 */ |
| 432 | if (ss) |
| 433 | gsm0808_enc_aoip_trasp_addr(msg, ss); |
| 434 | |
| 435 | /* AoIP: Speech Codec (Chosen) 3.2.2.104 */ |
| 436 | if (sc) |
| 437 | gsm0808_enc_speech_codec(msg, sc); |
| 438 | |
| 439 | /* AoIP: add Codec List (BSS Supported) 3.2.2.103 */ |
| 440 | if (scl) |
| 441 | gsm0808_enc_speech_codec_list(msg, scl); |
| 442 | |
Holger Hans Peter Freyther | ba6172a | 2010-04-17 06:21:49 +0200 | [diff] [blame] | 443 | /* write LSA identifier 3.2.2.15 */ |
| 444 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 445 | msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
Holger Hans Peter Freyther | ba6172a | 2010-04-17 06:21:49 +0200 | [diff] [blame] | 446 | |
Holger Hans Peter Freyther | ba6172a | 2010-04-17 06:21:49 +0200 | [diff] [blame] | 447 | return msg; |
| 448 | } |
| 449 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 450 | /*! Create BSSMAP Assignment Completed message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 451 | * \param[in] rr_cause GSM 04.08 RR Cause value |
| 452 | * \param[in] chosen_channel Chosen Channel |
| 453 | * \param[in] encr_alg_id Encryption Algorithm ID |
| 454 | * \param[in] speech_mode Speech Mode |
| 455 | * \returns callee-allocated msgb with BSSMAP Assignment Complete message */ |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 456 | struct msgb *gsm0808_create_assignment_completed(uint8_t rr_cause, |
| 457 | uint8_t chosen_channel, |
| 458 | uint8_t encr_alg_id, |
| 459 | uint8_t speech_mode) |
| 460 | { |
| 461 | return gsm0808_create_ass_compl(rr_cause, chosen_channel, encr_alg_id, |
| 462 | speech_mode, NULL, NULL, NULL); |
| 463 | } |
| 464 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 465 | /*! Create BSSMAP Assignment Failure message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 466 | * \param[in] cause BSSMAP Cause value |
| 467 | * \param[in] rr_cause GSM 04.08 RR Cause value |
| 468 | * \param[in] scl Optional Speech Cdec List (AoIP) |
| 469 | * \returns callee-allocated msgb with BSSMAP Assignment Failure message */ |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 470 | struct msgb *gsm0808_create_ass_fail(uint8_t cause, const uint8_t *rr_cause, |
| 471 | const struct gsm0808_speech_codec_list |
| 472 | *scl) |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 473 | { |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 474 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 475 | "bssmap: ass fail"); |
| 476 | if (!msg) |
| 477 | return NULL; |
| 478 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 479 | msgb_v_put(msg, BSS_MAP_MSG_ASSIGMENT_FAILURE); |
| 480 | msgb_tlv_put(msg, GSM0808_IE_CAUSE, 1, &cause); |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 481 | |
| 482 | /* RR cause 3.2.2.22 */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 483 | if (rr_cause) |
| 484 | msgb_tv_put(msg, GSM0808_IE_RR_CAUSE, *rr_cause); |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 485 | |
| 486 | /* Circuit pool 3.22.45 */ |
| 487 | /* Circuit pool list 3.2.2.46 */ |
| 488 | |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 489 | /* AoIP: add Codec List (BSS Supported) 3.2.2.103 */ |
| 490 | if (scl) |
| 491 | gsm0808_enc_speech_codec_list(msg, scl); |
| 492 | |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 493 | /* update the size */ |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 494 | msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
| 495 | |
Holger Hans Peter Freyther | 280cd51 | 2010-04-15 10:10:39 +0200 | [diff] [blame] | 496 | return msg; |
| 497 | } |
Holger Hans Peter Freyther | 7daa01c | 2010-04-17 05:14:36 +0200 | [diff] [blame] | 498 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 499 | /*! Create BSSMAP Assignment Failure message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 500 | * \param[in] cause BSSMAP Cause value |
| 501 | * \param[in] rr_cause GSM 04.08 RR Cause value |
| 502 | * \returns callee-allocated msgb with BSSMAP Assignment Failure message */ |
Philipp Maier | fa896ab | 2017-03-27 16:55:32 +0200 | [diff] [blame] | 503 | struct msgb *gsm0808_create_assignment_failure(uint8_t cause, |
| 504 | uint8_t *rr_cause) |
| 505 | { |
| 506 | return gsm0808_create_ass_fail(cause, rr_cause, NULL); |
| 507 | } |
| 508 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 509 | /*! Create BSSMAP Clear Request message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 510 | * \param[in] cause BSSMAP Cause value |
| 511 | * \returns callee-allocated msgb with BSSMAP Clear Request message */ |
Holger Hans Peter Freyther | af270a4 | 2010-11-04 12:42:50 +0100 | [diff] [blame] | 512 | struct msgb *gsm0808_create_clear_rqst(uint8_t cause) |
| 513 | { |
| 514 | struct msgb *msg; |
| 515 | |
| 516 | msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 517 | "bssmap: clear rqst"); |
| 518 | if (!msg) |
| 519 | return NULL; |
| 520 | |
Harald Welte | 65c2d36 | 2012-01-21 14:26:01 +0100 | [diff] [blame] | 521 | msgb_v_put(msg, BSS_MAP_MSG_CLEAR_RQST); |
| 522 | msgb_tlv_put(msg, GSM0808_IE_CAUSE, 1, &cause); |
| 523 | msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
Holger Hans Peter Freyther | af270a4 | 2010-11-04 12:42:50 +0100 | [diff] [blame] | 524 | |
Holger Hans Peter Freyther | af270a4 | 2010-11-04 12:42:50 +0100 | [diff] [blame] | 525 | return msg; |
| 526 | } |
| 527 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 528 | /*! Create BSSMAP PAGING message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 529 | * \param[in] imsi Mandatory paged IMSI in string representation |
| 530 | * \param[in] tmsi Optional paged TMSI |
| 531 | * \param[in] cil Cell Identity List (where to page) |
| 532 | * \param[in] chan_needed Channel Type needed |
| 533 | * \returns callee-allocated msgb with BSSMAP PAGING message */ |
Stefan Sperling | 11a4d9d | 2018-02-15 18:28:04 +0100 | [diff] [blame] | 534 | struct msgb *gsm0808_create_paging2(const char *imsi, const uint32_t *tmsi, |
| 535 | const struct gsm0808_cell_id_list2 *cil, |
| 536 | const uint8_t *chan_needed) |
Philipp Maier | 3d48ec0 | 2017-03-29 17:37:55 +0200 | [diff] [blame] | 537 | { |
| 538 | struct msgb *msg; |
| 539 | uint8_t mid_buf[GSM48_MI_SIZE + 2]; |
| 540 | int mid_len; |
| 541 | uint32_t tmsi_sw; |
| 542 | |
Stefan Sperling | 11a4d9d | 2018-02-15 18:28:04 +0100 | [diff] [blame] | 543 | /* Mandatory elements! */ |
Philipp Maier | 3d48ec0 | 2017-03-29 17:37:55 +0200 | [diff] [blame] | 544 | OSMO_ASSERT(imsi); |
| 545 | OSMO_ASSERT(cil); |
| 546 | |
| 547 | /* Malformed IMSI */ |
| 548 | OSMO_ASSERT(strlen(imsi) <= GSM48_MI_SIZE); |
| 549 | |
| 550 | msg = |
| 551 | msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, "paging"); |
| 552 | if (!msg) |
| 553 | return NULL; |
| 554 | |
| 555 | /* Message Type 3.2.2.1 */ |
| 556 | msgb_v_put(msg, BSS_MAP_MSG_PAGING); |
| 557 | |
| 558 | /* IMSI 3.2.2.6 */ |
| 559 | mid_len = gsm48_generate_mid_from_imsi(mid_buf, imsi); |
| 560 | msgb_tlv_put(msg, GSM0808_IE_IMSI, mid_len - 2, mid_buf + 2); |
| 561 | |
| 562 | /* TMSI 3.2.2.7 */ |
| 563 | if (tmsi) { |
Harald Welte | 95871da | 2017-05-15 12:11:36 +0200 | [diff] [blame] | 564 | tmsi_sw = osmo_htonl(*tmsi); |
Philipp Maier | 3d48ec0 | 2017-03-29 17:37:55 +0200 | [diff] [blame] | 565 | msgb_tlv_put(msg, GSM0808_IE_TMSI, sizeof(*tmsi), |
| 566 | (uint8_t *) & tmsi_sw); |
| 567 | } |
| 568 | |
| 569 | /* Cell Identifier List 3.2.2.27 */ |
| 570 | if (cil) |
Stefan Sperling | 11a4d9d | 2018-02-15 18:28:04 +0100 | [diff] [blame] | 571 | gsm0808_enc_cell_id_list2(msg, cil); |
Philipp Maier | 3d48ec0 | 2017-03-29 17:37:55 +0200 | [diff] [blame] | 572 | |
| 573 | /* Channel Needed 3.2.2.36 */ |
| 574 | if (chan_needed) { |
| 575 | msgb_tv_put(msg, GSM0808_IE_CHANNEL_NEEDED, |
| 576 | (*chan_needed) & 0x03); |
| 577 | } |
| 578 | |
| 579 | /* pre-pend the header */ |
| 580 | msg->l3h = |
| 581 | msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg)); |
| 582 | |
| 583 | return msg; |
| 584 | } |
| 585 | |
Stefan Sperling | 11a4d9d | 2018-02-15 18:28:04 +0100 | [diff] [blame] | 586 | /*! DEPRECATED: Use gsm0808_create_paging2 instead. |
| 587 | * Create BSSMAP PAGING message. |
| 588 | * \param[in] imsi Mandatory paged IMSI in string representation |
| 589 | * \param[in] tmsi Optional paged TMSI |
| 590 | * \param[in] cil Cell Identity List (where to page) |
| 591 | * \param[in] chan_needed Channel Type needed |
| 592 | * \returns callee-allocated msgb with BSSMAP PAGING message */ |
| 593 | struct msgb *gsm0808_create_paging(const char *imsi, const uint32_t *tmsi, |
| 594 | const struct gsm0808_cell_id_list *cil, |
| 595 | const uint8_t *chan_needed) |
| 596 | { |
| 597 | struct gsm0808_cell_id_list2 cil2 = {}; |
| 598 | |
| 599 | /* Mandatory emelents! */ |
| 600 | OSMO_ASSERT(cil); |
| 601 | |
| 602 | if (cil->id_list_len > GSM0808_CELL_ID_LIST2_MAXLEN) |
| 603 | return NULL; |
| 604 | |
| 605 | cil2.id_discr = cil->id_discr; |
| 606 | memcpy(cil2.id_list, cil->id_list_lac, cil->id_list_len * sizeof(cil2.id_list[0].lac)); |
| 607 | cil2.id_list_len = cil->id_list_len; |
| 608 | |
| 609 | return gsm0808_create_paging2(imsi, tmsi, &cil2, chan_needed); |
| 610 | } |
| 611 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 612 | /*! Prepend a DTAP header to given Message Buffer |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 613 | * \param[in] msgb Message Buffer |
| 614 | * \param[in] link_id Link Identifier */ |
Holger Hans Peter Freyther | 9a3dec0 | 2010-05-16 08:15:40 +0800 | [diff] [blame] | 615 | void gsm0808_prepend_dtap_header(struct msgb *msg, uint8_t link_id) |
| 616 | { |
| 617 | uint8_t *hh = msgb_push(msg, 3); |
| 618 | hh[0] = BSSAP_MSG_DTAP; |
| 619 | hh[1] = link_id; |
| 620 | hh[2] = msg->len - 3; |
| 621 | } |
| 622 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 623 | /*! Create BSSMAP DTAP message |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 624 | * \param[in] msg_l3 Messge Buffer containing Layer3 message |
| 625 | * \param[in] link_id Link Identifier |
| 626 | * \returns callee-allocated msgb with BSSMAP DTAP message */ |
Holger Hans Peter Freyther | c25c668 | 2010-11-04 12:26:06 +0100 | [diff] [blame] | 627 | struct msgb *gsm0808_create_dtap(struct msgb *msg_l3, uint8_t link_id) |
| 628 | { |
| 629 | struct dtap_header *header; |
| 630 | uint8_t *data; |
| 631 | struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, |
| 632 | "dtap"); |
| 633 | if (!msg) |
| 634 | return NULL; |
| 635 | |
| 636 | /* DTAP header */ |
| 637 | msg->l3h = msgb_put(msg, sizeof(*header)); |
| 638 | header = (struct dtap_header *) &msg->l3h[0]; |
| 639 | header->type = BSSAP_MSG_DTAP; |
| 640 | header->link_id = link_id; |
| 641 | header->length = msgb_l3len(msg_l3); |
| 642 | |
| 643 | /* Payload */ |
| 644 | data = msgb_put(msg, header->length); |
| 645 | memcpy(data, msg_l3->l3h, header->length); |
| 646 | |
| 647 | return msg; |
| 648 | } |
| 649 | |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 650 | /* As per 3GPP TS 48.008 version 11.7.0 Release 11 */ |
Holger Hans Peter Freyther | 7daa01c | 2010-04-17 05:14:36 +0200 | [diff] [blame] | 651 | static const struct tlv_definition bss_att_tlvdef = { |
| 652 | .def = { |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 653 | [GSM0808_IE_CIRCUIT_IDENTITY_CODE] = { TLV_TYPE_FIXED, 2 }, |
| 654 | [GSM0808_IE_CONNECTION_RELEASE_RQSTED] = { TLV_TYPE_TV }, |
| 655 | [GSM0808_IE_RESOURCE_AVAILABLE] = { TLV_TYPE_FIXED, 21 }, |
| 656 | [GSM0808_IE_CAUSE] = { TLV_TYPE_TLV }, |
Holger Hans Peter Freyther | 7daa01c | 2010-04-17 05:14:36 +0200 | [diff] [blame] | 657 | [GSM0808_IE_IMSI] = { TLV_TYPE_TLV }, |
| 658 | [GSM0808_IE_TMSI] = { TLV_TYPE_TLV }, |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 659 | [GSM0808_IE_NUMBER_OF_MSS] = { TLV_TYPE_TV }, |
Dmitri Soloviev | 2909942 | 2013-07-11 09:25:37 +0200 | [diff] [blame] | 660 | [GSM0808_IE_LAYER_3_HEADER_INFORMATION] = { TLV_TYPE_TLV }, |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 661 | [GSM0808_IE_ENCRYPTION_INFORMATION] = { TLV_TYPE_TLV }, |
| 662 | [GSM0808_IE_CHANNEL_TYPE] = { TLV_TYPE_TLV }, |
| 663 | [GSM0808_IE_PERIODICITY] = { TLV_TYPE_TV }, |
| 664 | [GSM0808_IE_EXTENDED_RESOURCE_INDICATOR]= { TLV_TYPE_TV }, |
| 665 | [GSM0808_IE_TOTAL_RESOURCE_ACCESSIBLE] = { TLV_TYPE_FIXED, 4 }, |
| 666 | [GSM0808_IE_LSA_IDENTIFIER] = { TLV_TYPE_TLV }, |
| 667 | [GSM0808_IE_LSA_IDENTIFIER_LIST] = { TLV_TYPE_TLV }, |
Holger Hans Peter Freyther | 715e945 | 2014-08-21 14:17:45 +0200 | [diff] [blame] | 668 | [GSM0808_IE_LSA_INFORMATION] = { TLV_TYPE_TLV }, |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 669 | [GSM0808_IE_CELL_IDENTIFIER] = { TLV_TYPE_TLV }, |
| 670 | [GSM0808_IE_PRIORITY] = { TLV_TYPE_TLV }, |
| 671 | [GSM0808_IE_CLASSMARK_INFORMATION_T2] = { TLV_TYPE_TLV }, |
| 672 | [GSM0808_IE_CLASSMARK_INFORMATION_T3] = { TLV_TYPE_TLV }, |
| 673 | [GSM0808_IE_INTERFERENCE_BAND_TO_USE] = { TLV_TYPE_TV }, |
| 674 | [GSM0808_IE_RR_CAUSE] = { TLV_TYPE_TV }, |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 675 | [GSM0808_IE_LAYER_3_INFORMATION] = { TLV_TYPE_TLV }, |
| 676 | [GSM0808_IE_DLCI] = { TLV_TYPE_TV }, |
| 677 | [GSM0808_IE_DOWNLINK_DTX_FLAG] = { TLV_TYPE_TV }, |
| 678 | [GSM0808_IE_CELL_IDENTIFIER_LIST] = { TLV_TYPE_TLV }, |
| 679 | [GSM0808_IE_CELL_ID_LIST_SEGMENT] = { TLV_TYPE_TLV }, |
| 680 | [GSM0808_IE_CELL_ID_LIST_SEG_EST_CELLS] = { TLV_TYPE_TLV }, |
| 681 | [GSM0808_IE_CELL_ID_LIST_SEG_CELLS_TBE] = { TLV_TYPE_TLV }, |
| 682 | [GSM0808_IE_CELL_ID_LIST_SEG_REL_CELLS] = { TLV_TYPE_TLV }, |
| 683 | [GSM0808_IE_CELL_ID_LIST_SEG_NE_CELLS] = { TLV_TYPE_TLV }, |
| 684 | [GSM0808_IE_RESPONSE_RQST] = { TLV_TYPE_T }, |
| 685 | [GSM0808_IE_RESOURCE_INDICATION_METHOD] = { TLV_TYPE_TV }, |
| 686 | [GSM0808_IE_CLASSMARK_INFORMATION_TYPE_1] = { TLV_TYPE_TV }, |
| 687 | [GSM0808_IE_CIRCUIT_IDENTITY_CODE_LIST] = { TLV_TYPE_TLV }, |
| 688 | [GSM0808_IE_DIAGNOSTIC] = { TLV_TYPE_TLV }, |
| 689 | [GSM0808_IE_CHOSEN_CHANNEL] = { TLV_TYPE_TV }, |
| 690 | [GSM0808_IE_CIPHER_RESPONSE_MODE] = { TLV_TYPE_TV }, |
| 691 | [GSM0808_IE_LAYER_3_MESSAGE_CONTENTS] = { TLV_TYPE_TLV }, |
| 692 | [GSM0808_IE_CHANNEL_NEEDED] = { TLV_TYPE_TV }, |
| 693 | [GSM0808_IE_TRACE_TYPE] = { TLV_TYPE_TV }, |
| 694 | [GSM0808_IE_TRIGGERID] = { TLV_TYPE_TLV }, |
| 695 | [GSM0808_IE_TRACE_REFERENCE] = { TLV_TYPE_TV }, |
| 696 | [GSM0808_IE_TRANSACTIONID] = { TLV_TYPE_TLV }, |
| 697 | [GSM0808_IE_MOBILE_IDENTITY] = { TLV_TYPE_TLV }, |
| 698 | [GSM0808_IE_OMCID] = { TLV_TYPE_TLV }, |
| 699 | [GSM0808_IE_FORWARD_INDICATOR] = { TLV_TYPE_TV }, |
Holger Hans Peter Freyther | c2b7f92 | 2010-08-04 18:50:43 +0800 | [diff] [blame] | 700 | [GSM0808_IE_CHOSEN_ENCR_ALG] = { TLV_TYPE_TV }, |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 701 | [GSM0808_IE_CIRCUIT_POOL] = { TLV_TYPE_TV }, |
| 702 | [GSM0808_IE_CIRCUIT_POOL_LIST] = { TLV_TYPE_TLV }, |
| 703 | [GSM0808_IE_TIME_INDICATION] = { TLV_TYPE_TV }, |
| 704 | [GSM0808_IE_RESOURCE_SITUATION] = { TLV_TYPE_TLV }, |
| 705 | [GSM0808_IE_CURRENT_CHANNEL_TYPE_1] = { TLV_TYPE_TV }, |
| 706 | [GSM0808_IE_QUEUEING_INDICATOR] = { TLV_TYPE_TV }, |
| 707 | [GSM0808_IE_SPEECH_VERSION] = { TLV_TYPE_TV }, |
| 708 | [GSM0808_IE_ASSIGNMENT_REQUIREMENT] = { TLV_TYPE_TV }, |
| 709 | [GSM0808_IE_TALKER_FLAG] = { TLV_TYPE_T }, |
| 710 | [GSM0808_IE_GROUP_CALL_REFERENCE] = { TLV_TYPE_TLV }, |
| 711 | [GSM0808_IE_EMLPP_PRIORITY] = { TLV_TYPE_TV }, |
| 712 | [GSM0808_IE_CONFIG_EVO_INDI] = { TLV_TYPE_TV }, |
| 713 | [GSM0808_IE_OLD_BSS_TO_NEW_BSS_INFORMATION] = { TLV_TYPE_TLV }, |
| 714 | [GSM0808_IE_LCS_QOS] = { TLV_TYPE_TLV }, |
| 715 | [GSM0808_IE_LSA_ACCESS_CTRL_SUPPR] = { TLV_TYPE_TV }, |
| 716 | [GSM0808_IE_LCS_PRIORITY] = { TLV_TYPE_TLV }, |
| 717 | [GSM0808_IE_LOCATION_TYPE] = { TLV_TYPE_TLV }, |
| 718 | [GSM0808_IE_LOCATION_ESTIMATE] = { TLV_TYPE_TLV }, |
| 719 | [GSM0808_IE_POSITIONING_DATA] = { TLV_TYPE_TLV }, |
| 720 | [GSM0808_IE_LCS_CAUSE] = { TLV_TYPE_TLV }, |
| 721 | [GSM0808_IE_APDU] = { TLV_TYPE_TLV }, |
| 722 | [GSM0808_IE_NETWORK_ELEMENT_IDENTITY] = { TLV_TYPE_TLV }, |
| 723 | [GSM0808_IE_GPS_ASSISTANCE_DATA] = { TLV_TYPE_TLV }, |
| 724 | [GSM0808_IE_DECIPHERING_KEYS] = { TLV_TYPE_TLV }, |
| 725 | [GSM0808_IE_RETURN_ERROR_RQST] = { TLV_TYPE_TLV }, |
| 726 | [GSM0808_IE_RETURN_ERROR_CAUSE] = { TLV_TYPE_TLV }, |
| 727 | [GSM0808_IE_SEGMENTATION] = { TLV_TYPE_TLV }, |
| 728 | [GSM0808_IE_SERVICE_HANDOVER] = { TLV_TYPE_TLV }, |
| 729 | [GSM0808_IE_SOURCE_RNC_TO_TARGET_RNC_TRANSPARENT_UMTS] = { TLV_TYPE_TLV }, |
| 730 | [GSM0808_IE_SOURCE_RNC_TO_TARGET_RNC_TRANSPARENT_CDMA2000] = { TLV_TYPE_TLV }, |
| 731 | [GSM0808_IE_GERAN_CLASSMARK] = { TLV_TYPE_TLV }, |
| 732 | [GSM0808_IE_GERAN_BSC_CONTAINER] = { TLV_TYPE_TLV }, |
| 733 | [GSM0808_IE_NEW_BSS_TO_OLD_BSS_INFO] = { TLV_TYPE_TLV }, |
| 734 | [GSM0800_IE_INTER_SYSTEM_INFO] = { TLV_TYPE_TLV }, |
| 735 | [GSM0808_IE_SNA_ACCESS_INFO] = { TLV_TYPE_TLV }, |
| 736 | [GSM0808_IE_VSTK_RAND_INFO] = { TLV_TYPE_TLV }, |
| 737 | [GSM0808_IE_PAGING_INFO] = { TLV_TYPE_TV }, |
| 738 | [GSM0808_IE_IMEI] = { TLV_TYPE_TLV }, |
| 739 | [GSM0808_IE_VELOCITY_ESTIMATE] = { TLV_TYPE_TLV }, |
| 740 | [GSM0808_IE_VGCS_FEATURE_FLAGS] = { TLV_TYPE_TLV }, |
| 741 | [GSM0808_IE_TALKER_PRIORITY] = { TLV_TYPE_TV }, |
| 742 | [GSM0808_IE_EMERGENCY_SET_INDICATION] = { TLV_TYPE_T }, |
| 743 | [GSM0808_IE_TALKER_IDENTITY] = { TLV_TYPE_TLV }, |
| 744 | [GSM0808_IE_SMS_TO_VGCS] = { TLV_TYPE_TLV }, |
| 745 | [GSM0808_IE_VGCS_TALKER_MODE] = { TLV_TYPE_TLV }, |
| 746 | [GSM0808_IE_VGCS_VBS_CELL_STATUS] = { TLV_TYPE_TLV }, |
| 747 | [GSM0808_IE_GANSS_ASSISTANCE_DATA] = { TLV_TYPE_TLV }, |
| 748 | [GSM0808_IE_GANSS_POSITIONING_DATA] = { TLV_TYPE_TLV }, |
| 749 | [GSM0808_IE_GANSS_LOCATION_TYPE] = { TLV_TYPE_TLV }, |
| 750 | [GSM0808_IE_APP_DATA] = { TLV_TYPE_TLV }, |
| 751 | [GSM0808_IE_DATA_IDENTITY] = { TLV_TYPE_TLV }, |
| 752 | [GSM0808_IE_APP_DATA_INFO] = { TLV_TYPE_TLV }, |
| 753 | [GSM0808_IE_MSISDN] = { TLV_TYPE_TLV }, |
| 754 | [GSM0808_IE_AOIP_TRASP_ADDR] = { TLV_TYPE_TLV }, |
| 755 | [GSM0808_IE_SPEECH_CODEC_LIST] = { TLV_TYPE_TLV }, |
| 756 | [GSM0808_IE_SPEECH_CODEC] = { TLV_TYPE_TLV }, |
| 757 | [GSM0808_IE_CALL_ID] = { TLV_TYPE_FIXED, 4 }, |
| 758 | [GSM0808_IE_CALL_ID_LIST] = { TLV_TYPE_TLV }, |
| 759 | [GSM0808_IE_A_IF_SEL_FOR_RESET] = { TLV_TYPE_TV }, |
| 760 | [GSM0808_IE_KC_128] = { TLV_TYPE_FIXED, 16 }, |
| 761 | [GSM0808_IE_CSG_IDENTIFIER] = { TLV_TYPE_TLV }, |
| 762 | [GSM0808_IE_REDIR_ATTEMPT_FLAG] = { TLV_TYPE_T }, |
| 763 | [GSM0808_IE_REROUTE_REJ_CAUSE] = { TLV_TYPE_TV }, |
| 764 | [GSM0808_IE_SEND_SEQ_NUM] = { TLV_TYPE_TV }, |
| 765 | [GSM0808_IE_REROUTE_COMPL_OUTCOME] = { TLV_TYPE_TV }, |
| 766 | [GSM0808_IE_GLOBAL_CALL_REF] = { TLV_TYPE_TLV }, |
| 767 | [GSM0808_IE_LCLS_CONFIG] = { TLV_TYPE_TV }, |
| 768 | [GSM0808_IE_LCLS_CONN_STATUS_CTRL] = { TLV_TYPE_TV }, |
| 769 | [GSM0808_IE_LCLS_CORR_NOT_NEEDED] = { TLV_TYPE_TV }, |
| 770 | [GSM0808_IE_LCLS_BSS_STATUS] = { TLV_TYPE_TV }, |
| 771 | [GSM0808_IE_LCLS_BREAK_REQ] = { TLV_TYPE_TV }, |
| 772 | [GSM0808_IE_CSFB_INDICATION] = { TLV_TYPE_T }, |
| 773 | [GSM0808_IE_CS_TO_PS_SRVCC] = { TLV_TYPE_T }, |
| 774 | [GSM0808_IE_SRC_ENB_TO_TGT_ENB_TRANSP] = { TLV_TYPE_TLV }, |
| 775 | [GSM0808_IE_CS_TO_PS_SRVCC_IND] = { TLV_TYPE_T }, |
| 776 | [GSM0808_IE_CN_TO_MS_TRANSP_INFO] = { TLV_TYPE_TLV }, |
| 777 | [GSM0808_IE_SELECTED_PLMN_ID] = { TLV_TYPE_FIXED, 3 }, |
| 778 | [GSM0808_IE_LAST_USED_EUTRAN_PLMN_ID] = { TLV_TYPE_FIXED, 3 }, |
Holger Hans Peter Freyther | 7daa01c | 2010-04-17 05:14:36 +0200 | [diff] [blame] | 779 | }, |
| 780 | }; |
| 781 | |
Harald Welte | f4d45ab | 2011-07-16 12:13:00 +0200 | [diff] [blame] | 782 | const struct tlv_definition *gsm0808_att_tlvdef(void) |
Holger Hans Peter Freyther | 7daa01c | 2010-04-17 05:14:36 +0200 | [diff] [blame] | 783 | { |
| 784 | return &bss_att_tlvdef; |
| 785 | } |
Harald Welte | 9b837e6 | 2011-07-11 17:43:19 +0200 | [diff] [blame] | 786 | |
| 787 | static const struct value_string gsm0808_msgt_names[] = { |
| 788 | { BSS_MAP_MSG_ASSIGMENT_RQST, "ASSIGNMENT REQ" }, |
| 789 | { BSS_MAP_MSG_ASSIGMENT_COMPLETE, "ASSIGNMENT COMPL" }, |
| 790 | { BSS_MAP_MSG_ASSIGMENT_FAILURE, "ASSIGNMENT FAIL" }, |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 791 | { BSS_MAP_MSG_CHAN_MOD_RQST, "CHANNEL MODIFY REQUEST" }, |
Harald Welte | 9b837e6 | 2011-07-11 17:43:19 +0200 | [diff] [blame] | 792 | |
| 793 | { BSS_MAP_MSG_HANDOVER_RQST, "HANDOVER REQ" }, |
| 794 | { BSS_MAP_MSG_HANDOVER_REQUIRED, "HANDOVER REQUIRED" }, |
| 795 | { BSS_MAP_MSG_HANDOVER_RQST_ACKNOWLEDGE,"HANDOVER REQ ACK" }, |
| 796 | { BSS_MAP_MSG_HANDOVER_CMD, "HANDOVER CMD" }, |
| 797 | { BSS_MAP_MSG_HANDOVER_COMPLETE, "HANDOVER COMPLETE" }, |
| 798 | { BSS_MAP_MSG_HANDOVER_SUCCEEDED, "HANDOVER SUCCESS" }, |
| 799 | { BSS_MAP_MSG_HANDOVER_FAILURE, "HANDOVER FAILURE" }, |
| 800 | { BSS_MAP_MSG_HANDOVER_PERFORMED, "HANDOVER PERFORMED" }, |
| 801 | { BSS_MAP_MSG_HANDOVER_CANDIDATE_ENQUIRE, "HANDOVER CAND ENQ" }, |
| 802 | { BSS_MAP_MSG_HANDOVER_CANDIDATE_RESPONSE, "HANDOVER CAND RESP" }, |
| 803 | { BSS_MAP_MSG_HANDOVER_REQUIRED_REJECT, "HANDOVER REQ REJ" }, |
| 804 | { BSS_MAP_MSG_HANDOVER_DETECT, "HANDOVER DETECT" }, |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 805 | { BSS_MAP_MSG_INT_HANDOVER_REQUIRED, "INT HANDOVER REQ" }, |
| 806 | { BSS_MAP_MSG_INT_HANDOVER_REQUIRED_REJ,"INT HANDOVER REQ REJ" }, |
| 807 | { BSS_MAP_MSG_INT_HANDOVER_CMD, "INT HANDOVER CMD" }, |
| 808 | { BSS_MAP_MSG_INT_HANDOVER_ENQUIRY, "INT HANDOVER ENQ" }, |
Harald Welte | 9b837e6 | 2011-07-11 17:43:19 +0200 | [diff] [blame] | 809 | |
| 810 | { BSS_MAP_MSG_CLEAR_CMD, "CLEAR COMMAND" }, |
| 811 | { BSS_MAP_MSG_CLEAR_COMPLETE, "CLEAR COMPLETE" }, |
| 812 | { BSS_MAP_MSG_CLEAR_RQST, "CLEAR REQUEST" }, |
| 813 | { BSS_MAP_MSG_SAPI_N_REJECT, "SAPI N REJECT" }, |
| 814 | { BSS_MAP_MSG_CONFUSION, "CONFUSION" }, |
| 815 | |
| 816 | { BSS_MAP_MSG_SUSPEND, "SUSPEND" }, |
| 817 | { BSS_MAP_MSG_RESUME, "RESUME" }, |
| 818 | { BSS_MAP_MSG_CONNECTION_ORIENTED_INFORMATION, "CONN ORIENT INFO" }, |
| 819 | { BSS_MAP_MSG_PERFORM_LOCATION_RQST, "PERFORM LOC REQ" }, |
| 820 | { BSS_MAP_MSG_LSA_INFORMATION, "LSA INFORMATION" }, |
| 821 | { BSS_MAP_MSG_PERFORM_LOCATION_RESPONSE, "PERFORM LOC RESP" }, |
| 822 | { BSS_MAP_MSG_PERFORM_LOCATION_ABORT, "PERFORM LOC ABORT" }, |
| 823 | { BSS_MAP_MSG_COMMON_ID, "COMMON ID" }, |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 824 | { BSS_MAP_MSG_REROUTE_CMD, "REROUTE COMMAND" }, |
| 825 | { BSS_MAP_MSG_REROUTE_COMPLETE, "REROUTE COMPLETE" }, |
Harald Welte | 9b837e6 | 2011-07-11 17:43:19 +0200 | [diff] [blame] | 826 | |
| 827 | { BSS_MAP_MSG_RESET, "RESET" }, |
| 828 | { BSS_MAP_MSG_RESET_ACKNOWLEDGE, "RESET ACK" }, |
| 829 | { BSS_MAP_MSG_OVERLOAD, "OVERLOAD" }, |
| 830 | { BSS_MAP_MSG_RESET_CIRCUIT, "RESET CIRCUIT" }, |
| 831 | { BSS_MAP_MSG_RESET_CIRCUIT_ACKNOWLEDGE, "RESET CIRCUIT ACK" }, |
| 832 | { BSS_MAP_MSG_MSC_INVOKE_TRACE, "MSC INVOKE TRACE" }, |
| 833 | { BSS_MAP_MSG_BSS_INVOKE_TRACE, "BSS INVOKE TRACE" }, |
| 834 | { BSS_MAP_MSG_CONNECTIONLESS_INFORMATION, "CONNLESS INFO" }, |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 835 | { BSS_MAP_MSG_RESET_IP_RSRC, "RESET IP RESOURCE" }, |
| 836 | { BSS_MAP_MSG_RESET_IP_RSRC_ACK, "RESET IP RESOURCE ACK" }, |
Harald Welte | 9b837e6 | 2011-07-11 17:43:19 +0200 | [diff] [blame] | 837 | |
| 838 | { BSS_MAP_MSG_BLOCK, "BLOCK" }, |
| 839 | { BSS_MAP_MSG_BLOCKING_ACKNOWLEDGE, "BLOCK ACK" }, |
| 840 | { BSS_MAP_MSG_UNBLOCK, "UNBLOCK" }, |
| 841 | { BSS_MAP_MSG_UNBLOCKING_ACKNOWLEDGE, "UNBLOCK ACK" }, |
| 842 | { BSS_MAP_MSG_CIRCUIT_GROUP_BLOCK, "CIRC GROUP BLOCK" }, |
| 843 | { BSS_MAP_MSG_CIRCUIT_GROUP_BLOCKING_ACKNOWLEDGE, "CIRC GORUP BLOCK ACK" }, |
| 844 | { BSS_MAP_MSG_CIRCUIT_GROUP_UNBLOCK, "CIRC GROUP UNBLOCK" }, |
| 845 | { BSS_MAP_MSG_CIRCUIT_GROUP_UNBLOCKING_ACKNOWLEDGE, "CIRC GROUP UNBLOCK ACK" }, |
| 846 | { BSS_MAP_MSG_UNEQUIPPED_CIRCUIT, "UNEQUIPPED CIRCUIT" }, |
| 847 | { BSS_MAP_MSG_CHANGE_CIRCUIT, "CHANGE CIRCUIT" }, |
| 848 | { BSS_MAP_MSG_CHANGE_CIRCUIT_ACKNOWLEDGE, "CHANGE CIRCUIT ACK" }, |
| 849 | |
| 850 | { BSS_MAP_MSG_RESOURCE_RQST, "RESOURCE REQ" }, |
| 851 | { BSS_MAP_MSG_RESOURCE_INDICATION, "RESOURCE IND" }, |
| 852 | { BSS_MAP_MSG_PAGING, "PAGING" }, |
| 853 | { BSS_MAP_MSG_CIPHER_MODE_CMD, "CIPHER MODE CMD" }, |
| 854 | { BSS_MAP_MSG_CLASSMARK_UPDATE, "CLASSMARK UPDATE" }, |
| 855 | { BSS_MAP_MSG_CIPHER_MODE_COMPLETE, "CIPHER MODE COMPLETE" }, |
| 856 | { BSS_MAP_MSG_QUEUING_INDICATION, "QUEUING INDICATION" }, |
| 857 | { BSS_MAP_MSG_COMPLETE_LAYER_3, "COMPLETE LAYER 3" }, |
| 858 | { BSS_MAP_MSG_CLASSMARK_RQST, "CLASSMARK REQ" }, |
| 859 | { BSS_MAP_MSG_CIPHER_MODE_REJECT, "CIPHER MODE REJECT" }, |
| 860 | { BSS_MAP_MSG_LOAD_INDICATION, "LOAD IND" }, |
| 861 | |
Harald Welte | 92107df | 2014-06-21 23:16:20 +0200 | [diff] [blame] | 862 | { BSS_MAP_MSG_VGCS_VBS_SETUP, "VGCS/VBS SETUP" }, |
| 863 | { BSS_MAP_MSG_VGCS_VBS_SETUP_ACK, "VGCS/VBS SETUP ACK" }, |
| 864 | { BSS_MAP_MSG_VGCS_VBS_SETUP_REFUSE, "VGCS/VBS SETUP REFUSE" }, |
| 865 | { BSS_MAP_MSG_VGCS_VBS_ASSIGNMENT_RQST, "VGCS/VBS ASSIGN REQ" }, |
| 866 | { BSS_MAP_MSG_VGCS_VBS_ASSIGNMENT_RESULT, "VGCS/VBS ASSIGN RES" }, |
| 867 | { BSS_MAP_MSG_VGCS_VBS_ASSIGNMENT_FAILURE, "VGCS/VBS ASSIGN FAIL" }, |
| 868 | { BSS_MAP_MSG_VGCS_VBS_QUEUING_INDICATION, "VGCS/VBS QUEUING IND" }, |
| 869 | { BSS_MAP_MSG_UPLINK_RQST, "UPLINK REQ" }, |
| 870 | { BSS_MAP_MSG_UPLINK_RQST_ACKNOWLEDGE, "UPLINK REQ ACK" }, |
| 871 | { BSS_MAP_MSG_UPLINK_RQST_CONFIRMATION, "UPLINK REQ CONF" }, |
| 872 | { BSS_MAP_MSG_UPLINK_RELEASE_INDICATION,"UPLINK REL IND" }, |
| 873 | { BSS_MAP_MSG_UPLINK_REJECT_CMD, "UPLINK REJ CMD" }, |
| 874 | { BSS_MAP_MSG_UPLINK_RELEASE_CMD, "UPLINK REL CMD" }, |
| 875 | { BSS_MAP_MSG_UPLINK_SEIZED_CMD, "UPLINK SEIZED CMD" }, |
| 876 | { BSS_MAP_MSG_VGCS_ADDL_INFO, "VGCS ADDL INFO" }, |
| 877 | { BSS_MAP_MSG_NOTIFICATION_DATA, "NOTIF DATA" }, |
| 878 | { BSS_MAP_MSG_UPLINK_APP_DATA, "UPLINK APP DATA" }, |
| 879 | |
| 880 | { BSS_MAP_MSG_LCLS_CONNECT_CTRL, "LCLS-CONNECT-CONTROL" }, |
| 881 | { BSS_MAP_MSG_LCLS_CONNECT_CTRL_ACK, "CLS-CONNECT-CONTROL-ACK" }, |
| 882 | { BSS_MAP_MSG_LCLS_NOTIFICATION, "LCLS-NOTIFICATION" }, |
Harald Welte | 9b837e6 | 2011-07-11 17:43:19 +0200 | [diff] [blame] | 883 | |
| 884 | { 0, NULL } |
| 885 | }; |
| 886 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 887 | /*! Return string name of BSSMAP Message Type */ |
Harald Welte | 9b837e6 | 2011-07-11 17:43:19 +0200 | [diff] [blame] | 888 | const char *gsm0808_bssmap_name(uint8_t msg_type) |
| 889 | { |
| 890 | return get_value_string(gsm0808_msgt_names, msg_type); |
| 891 | } |
| 892 | |
| 893 | static const struct value_string gsm0808_bssap_names[] = { |
| 894 | { BSSAP_MSG_BSS_MANAGEMENT, "MANAGEMENT" }, |
| 895 | { BSSAP_MSG_DTAP, "DTAP" }, |
Neels Hofmeyr | 90fdb08 | 2017-03-01 14:59:44 +0100 | [diff] [blame] | 896 | { 0, NULL } |
Harald Welte | 9b837e6 | 2011-07-11 17:43:19 +0200 | [diff] [blame] | 897 | }; |
| 898 | |
Neels Hofmeyr | 87e4550 | 2017-06-20 00:17:59 +0200 | [diff] [blame] | 899 | /*! Return string name of BSSAP Message Type */ |
Harald Welte | 9b837e6 | 2011-07-11 17:43:19 +0200 | [diff] [blame] | 900 | const char *gsm0808_bssap_name(uint8_t msg_type) |
| 901 | { |
| 902 | return get_value_string(gsm0808_bssap_names, msg_type); |
| 903 | } |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 904 | |
Neels Hofmeyr | ffad574 | 2018-01-12 05:34:03 +0100 | [diff] [blame] | 905 | const struct value_string gsm0808_speech_codec_type_names[] = { |
| 906 | { GSM0808_SCT_FR1, "FR1" }, |
| 907 | { GSM0808_SCT_FR2, "FR2" }, |
| 908 | { GSM0808_SCT_FR3, "FR3" }, |
| 909 | { GSM0808_SCT_FR4, "FR4" }, |
| 910 | { GSM0808_SCT_FR5, "FR5" }, |
| 911 | { GSM0808_SCT_HR1, "HR1" }, |
| 912 | { GSM0808_SCT_HR3, "HR3" }, |
| 913 | { GSM0808_SCT_HR4, "HR4" }, |
| 914 | { GSM0808_SCT_HR6, "HR6" }, |
| 915 | { GSM0808_SCT_CSD, "CSD" }, |
| 916 | { 0, NULL } |
| 917 | }; |
| 918 | |
Philipp Maier | dbb7659 | 2018-03-29 12:55:26 +0200 | [diff] [blame] | 919 | static const struct value_string gsm0808_cause_names[] = { |
| 920 | { GSM0808_CAUSE_RADIO_INTERFACE_MESSAGE_FAILURE, "RADIO INTERFACE MESSAGE FAILURE" }, |
| 921 | { GSM0808_CAUSE_RADIO_INTERFACE_FAILURE, "RADIO INTERFACE FAILURE" }, |
| 922 | { GSM0808_CAUSE_UPLINK_QUALITY, "UPLINK QUALITY" }, |
| 923 | { GSM0808_CAUSE_UPLINK_STRENGTH, "UPLINK STRENGTH" }, |
| 924 | { GSM0808_CAUSE_DOWNLINK_QUALITY, "DOWNLINK QUALITY" }, |
| 925 | { GSM0808_CAUSE_DOWNLINK_STRENGTH, "DOWNLINK STRENGTH" }, |
| 926 | { GSM0808_CAUSE_DISTANCE, "DISTANCE" }, |
| 927 | { GSM0808_CAUSE_O_AND_M_INTERVENTION, "O AND M INTERVENTION" }, |
| 928 | { GSM0808_CAUSE_RESPONSE_TO_MSC_INVOCATION, "RESPONSE TO MSC INVOCATION" }, |
| 929 | { GSM0808_CAUSE_CALL_CONTROL, "CALL CONTROL" }, |
| 930 | { GSM0808_CAUSE_RADIO_INTERFACE_FAILURE_REVERSION, "RADIO INTERFACE FAILURE REVERSION" }, |
| 931 | { GSM0808_CAUSE_HANDOVER_SUCCESSFUL, "HANDOVER SUCCESSFUL" }, |
| 932 | { GSM0808_CAUSE_BETTER_CELL, "BETTER CELL" }, |
| 933 | { GSM0808_CAUSE_DIRECTED_RETRY, "DIRECTED RETRY" }, |
| 934 | { GSM0808_CAUSE_JOINED_GROUP_CALL_CHANNEL, "JOINED GROUP CALL CHANNEL" }, |
| 935 | { GSM0808_CAUSE_TRAFFIC, "TRAFFIC" }, |
| 936 | { GSM0808_CAUSE_REDUCE_LOAD_IN_SERVING_CELL, "REDUCE LOAD IN SERVING CELL" }, |
| 937 | { GSM0808_CAUSE_TRAFFIC_LOAD_IN_TGT_HIGHER_THAN_IN_SRC_CELL, "TRAFFIC LOAD IN TGT HIGHER THAN IN SRC CELL" }, |
| 938 | { GSM0808_CAUSE_RELOCATION_TRIGGERED, "RELOCATION TRIGGERED" }, |
Thorsten Alteholz | 0062a5f | 2018-05-15 15:28:55 +0200 | [diff] [blame] | 939 | { GSM0808_CAUSE_REQUESTED_OPT_NOT_AUTHORISED, "REQUESTED OPT NOT AUTHORISED" }, |
Philipp Maier | dbb7659 | 2018-03-29 12:55:26 +0200 | [diff] [blame] | 940 | { GSM0808_CAUSE_ALT_CHAN_CONFIG_REQUESTED, "ALT CHAN CONFIG REQUESTED" }, |
| 941 | { GSM0808_CAUSE_RESP_TO_INT_HO_ENQ_MSG, "RESP TO INT HO ENQ MSG" }, |
| 942 | { GSM0808_CAUSE_INT_HO_ENQUIRY_REJECT, "INT HO ENQUIRY REJECT" }, |
| 943 | { GSM0808_CAUSE_REDUNDANCY_LEVEL_NOT_ADEQUATE, "REDUNDANCY LEVEL NOT ADEQUATE" }, |
| 944 | { GSM0808_CAUSE_EQUIPMENT_FAILURE, "EQUIPMENT FAILURE" }, |
| 945 | { GSM0808_CAUSE_NO_RADIO_RESOURCE_AVAILABLE, "NO RADIO RESOURCE AVAILABLE" }, |
| 946 | { GSM0808_CAUSE_RQSTED_TERRESTRIAL_RESOURCE_UNAVAILABLE, "RQSTED TERRESTRIAL RESOURCE UNAVAILABLE" }, |
| 947 | { GSM0808_CAUSE_CCCH_OVERLOAD, "CCCH OVERLOAD" }, |
| 948 | { GSM0808_CAUSE_PROCESSOR_OVERLOAD, "PROCESSOR OVERLOAD" }, |
| 949 | { GSM0808_CAUSE_BSS_NOT_EQUIPPED, "BSS NOT EQUIPPED" }, |
| 950 | { GSM0808_CAUSE_MS_NOT_EQUIPPED, "MS NOT EQUIPPED" }, |
| 951 | { GSM0808_CAUSE_INVALID_CELL, "INVALID CELL" }, |
| 952 | { GSM0808_CAUSE_TRAFFIC_LOAD, "TRAFFIC LOAD" }, |
| 953 | { GSM0808_CAUSE_PREEMPTION, "PREEMPTION" }, |
| 954 | { GSM0808_CAUSE_DTM_HO_SGSN_FAILURE, "DTM HO SGSN FAILURE" }, |
| 955 | { GSM0808_CAUSE_DTM_HO_PS_ALLOC_FAILURE, "DTM HO PS ALLOC FAILURE" }, |
| 956 | { GSM0808_CAUSE_RQSTED_TRANSCODING_RATE_ADAPTION_UNAVAILABLE, "RQSTED TRANSCODING RATE ADAPTION UNAVAILABLE" }, |
| 957 | { GSM0808_CAUSE_CIRCUIT_POOL_MISMATCH, "CIRCUIT POOL MISMATCH" }, |
| 958 | { GSM0808_CAUSE_SWITCH_CIRCUIT_POOL, "SWITCH CIRCUIT POOL" }, |
| 959 | { GSM0808_CAUSE_RQSTED_SPEECH_VERSION_UNAVAILABLE, "RQSTED SPEECH VERSION UNAVAILABLE" }, |
| 960 | { GSM0808_CAUSE_LSA_NOT_ALLOWED, "LSA NOT ALLOWED" }, |
| 961 | { GSM0808_CAUSE_REQ_CODEC_TYPE_OR_CONFIG_UNAVAIL, "REQ CODEC TYPE OR CONFIG UNAVAIL" }, |
| 962 | { GSM0808_CAUSE_REQ_A_IF_TYPE_UNAVAIL, "REQ A IF TYPE UNAVAIL" }, |
| 963 | { GSM0808_CAUSE_INVALID_CSG_CELL, "INVALID CSG CELL" }, |
| 964 | { GSM0808_CAUSE_REQ_REDUND_LEVEL_NOT_AVAIL, "REQ REDUND LEVEL NOT AVAIL" }, |
| 965 | { GSM0808_CAUSE_CIPHERING_ALGORITHM_NOT_SUPPORTED, "CIPHERING ALGORITHM NOT SUPPORTED" }, |
| 966 | { GSM0808_CAUSE_GERAN_IU_MODE_FAILURE, "GERAN IU MODE FAILURE" }, |
| 967 | { GSM0808_CAUSE_INC_RELOC_NOT_SUPP_DT_PUESBINE_FEATURE, "INC RELOC NOT SUPP DT PUESBINE FEATURE" }, |
| 968 | { GSM0808_CAUSE_ACCESS_RESTRICTED_DUE_TO_SHARED_NETWORKS, "ACCESS RESTRICTED DUE TO SHARED NETWORKS" }, |
| 969 | { GSM0808_CAUSE_REQ_CODEC_TYPE_OR_CONFIG_NOT_SUPP, "REQ CODEC TYPE OR CONFIG NOT SUPP" }, |
| 970 | { GSM0808_CAUSE_REQ_A_IF_TYPE_NOT_SUPP, "REQ A IF TYPE NOT SUPP" }, |
| 971 | { GSM0808_CAUSE_REQ_REDUND_LVL_NOT_SUPP, "REQ REDUND LVL NOT SUPP" }, |
| 972 | { GSM0808_CAUSE_TERRESTRIAL_CIRCUIT_ALREADY_ALLOCATED, "TERRESTRIAL CIRCUIT ALREADY ALLOCATED" }, |
| 973 | { GSM0808_CAUSE_INVALID_MESSAGE_CONTENTS, "INVALID MESSAGE CONTENTS" }, |
| 974 | { GSM0808_CAUSE_INFORMATION_ELEMENT_OR_FIELD_MISSING, "INFORMATION ELEMENT OR FIELD MISSING" }, |
| 975 | { GSM0808_CAUSE_INCORRECT_VALUE, "INCORRECT VALUE" }, |
| 976 | { GSM0808_CAUSE_UNKNOWN_MESSAGE_TYPE, "UNKNOWN MESSAGE TYPE" }, |
| 977 | { GSM0808_CAUSE_UNKNOWN_INFORMATION_ELEMENT, "UNKNOWN INFORMATION ELEMENT" }, |
| 978 | { GSM0808_CAUSE_DTM_HO_INVALID_PS_IND, "DTM HO INVALID PS IND" }, |
| 979 | { GSM0808_CAUSE_CALL_ID_ALREADY_ALLOC, "CALL ID ALREADY ALLOC" }, |
| 980 | { GSM0808_CAUSE_PROTOCOL_ERROR_BETWEEN_BSS_AND_MSC, "PROTOCOL ERROR BETWEEN BSS AND MSC" }, |
Thorsten Alteholz | 0062a5f | 2018-05-15 15:28:55 +0200 | [diff] [blame] | 981 | { GSM0808_CAUSE_VGCS_VBS_CALL_NON_EXISTENT, "VGCS VBS CALL NON EXISTENT" }, |
Philipp Maier | dbb7659 | 2018-03-29 12:55:26 +0200 | [diff] [blame] | 982 | { GSM0808_CAUSE_DTM_HO_TIMER_EXPIRY, "DTM HO TIMER EXPIRY" }, |
| 983 | { 0, NULL } |
| 984 | }; |
| 985 | |
| 986 | /*! Return string name of BSSMAP Cause name */ |
| 987 | const char *gsm0808_cause_name(uint8_t cause) |
| 988 | { |
| 989 | return get_value_string(gsm0808_cause_names, cause); |
| 990 | } |
| 991 | |
Harald Welte | 96e2a00 | 2017-06-12 21:44:18 +0200 | [diff] [blame] | 992 | /*! @} */ |