| #pragma once |
| #include <stdint.h> |
| #include <osmocom/core/utils.h> |
| |
| /* CBSP is an ETSI/3GPP standard protocol used between CBC (Cell |
| * Brodadcast Centre) and BSC (Base Station Controller) in 2G/GSM/GERAN |
| * networks. It is specified in 3GPP TS 48.049. |
| * |
| * (C) 2019 by Harald Welte <laforge@gnumonks.org> |
| * All rights reserved. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| * |
| * Released under the terms of the GNU General Public License, Version 2 or |
| * (at your option) any later version. |
| */ |
| |
| /* 5.2 TCP/IP */ |
| #define CBSP_TCP_PORT 48049 |
| |
| /* 8.2.1 Information Element Identifiers */ |
| enum cbsp_iei { |
| CBSP_IEI_MSG_CONTENT = 0x01, |
| CBSP_IEI_OLD_SERIAL_NR = 0x02, |
| CBSP_IEI_NEW_SERIAL_NR = 0x03, |
| CBSP_IEI_CELL_LIST = 0x04, |
| CBSP_IEI_CATEGORY = 0x05, |
| CBSP_IEI_REP_PERIOD = 0x06, |
| CBSP_IEI_NUM_BCAST_REQ = 0x07, |
| CBSP_IEI_NUM_BCAST_COMPL_LIST = 0x08, |
| CBSP_IEI_FAILURE_LIST = 0x09, |
| CBSP_IEI_RR_LOADING_LIST = 0x0a, |
| CBSP_IEI_CAUSE = 0x0b, |
| CBSP_IEI_DCS = 0x0c, |
| CBSP_IEI_RECOVERY_IND = 0x0d, |
| CBSP_IEI_MSG_ID = 0x0e, |
| CBSP_IEI_EMERG_IND = 0x0f, |
| CBSP_IEI_WARN_TYPE = 0x10, |
| CBSP_IEI_WARN_SEC_INFO = 0x11, |
| CBSP_IEI_CHANNEL_IND = 0x12, |
| CBSP_IEI_NUM_OF_PAGES = 0x13, |
| CBSP_IEI_SCHEDULE_PERIOD = 0x14, |
| CBSP_IEI_NUM_OF_RES_SLOTS = 0x15, |
| CBSP_IEI_BCAST_MSG_TYPE = 0x16, |
| CBSP_IEI_WARNING_PERIOD = 0x17, |
| CBSP_IEI_KEEP_ALIVE_REP_PERIOD = 0x18, |
| }; |
| |
| /* 8.2.2 Message Type */ |
| enum cbsp_msg_type { |
| CBSP_MSGT_WRITE_REPLACE = 0x01, |
| CBSP_MSGT_WRITE_REPLACE_COMPL = 0x02, |
| CBSP_MSGT_WRITE_REPLACE_FAIL = 0x03, |
| CBSP_MSGT_KILL = 0x04, |
| CBSP_MSGT_KILL_COMPL = 0x05, |
| CBSP_MSGT_KILL_FAIL = 0x06, |
| CBSP_MSGT_LOAD_QUERY = 0x07, |
| CBSP_MSGT_LOAD_QUERY_COMPL = 0x08, |
| CBSP_MSGT_LOAD_QUERY_FAIL = 0x09, |
| CBSP_MSGT_MSG_STATUS_QUERY = 0x0a, |
| CBSP_MSGT_MSG_STATUS_QUERY_COMPL= 0x0b, |
| CBSP_MSGT_MSG_STATUS_QUERY_FAIL = 0x0c, |
| CBSP_MSGT_SET_DRX = 0x0d, |
| CBSP_MSGT_SET_DRX_COMPL = 0x0e, |
| CBSP_MSGT_SET_DRX_FAIL = 0x0f, |
| CBSP_MSGT_RESET = 0x10, |
| CBSP_MSGT_RESET_COMPL = 0x11, |
| CBSP_MSGT_RESET_FAIL = 0x12, |
| CBSP_MSGT_RESTART = 0x13, |
| CBSP_MSGT_FAILURE = 0x14, |
| CBSP_MSGT_ERROR_IND = 0x15, |
| CBSP_MSGT_KEEP_ALIVE = 0x16, |
| CBSP_MSGT_KEEP_ALIVE_COMPL = 0x17, |
| }; |
| |
| /* 8.2.7 Category */ |
| enum cbsp_category { |
| CBSP_CATEG_HIGH_PRIO = 0x00, |
| CBSP_CATEG_BACKGROUND = 0x01, |
| CBSP_CATEG_NORMAL = 0x02, |
| }; |
| |
| /* Cell ID Discriminator (8.2.11, ...) */ |
| enum cbsp_cell_id_disc { |
| CBSP_CIDD_WHOLE_CGI = 0x0, |
| CBSP_CIDD_LAC_CI = 0x1, |
| CBSP_CIDD_CI = 0x2, |
| CBSP_CIDD_LAI = 0x4, |
| CBSP_CIDD_LAC = 0x5, |
| CBSP_CIDD_ALL_IN_BSC = 0x6, |
| }; |
| |
| /* 8.2.13 Cause */ |
| enum cbsp_cell_id_cause { |
| CBSP_CAUSE_PARAM_NOT_RECOGNISED = 0x00, |
| CBSP_CAUSE_PARAM_VAL_INVALID = 0x01, |
| CBSP_CAUSE_MSG_REF_NOT_IDENTIFIED = 0x02, |
| CBSP_CAUSE_CELL_ID_NOT_VALID = 0x03, |
| CBSP_CAUSE_UNRECOGNISED_MSG = 0x04, |
| CBSP_CAUSE_MISSING_MAND_IE = 0x05, |
| CBSP_CAUSE_BSC_CAPACITY_EXCEEDED = 0x06, |
| CBSP_CAUSE_CELL_MEMORY_EXCEEDED = 0x07, |
| CBSP_CAUSE_BSC_MEMORY_EXCEEDED = 0x08, |
| CBSP_CAUSE_CB_NOT_SUPPORTED = 0x09, |
| CBSP_CAUSE_CB_NOT_OPERATIONAL = 0x0a, |
| CBSP_CAUSE_INCOMPATIBLE_DRX_PARAM = 0x0b, |
| CBSP_CAUSE_EXT_CHAN_NOT_SUPPORTED = 0x0c, |
| CBSP_CAUSE_MSG_REF_ALREADY_USED = 0x0d, |
| CBSP_CAUSE_UNSPECIFIED_ERROR = 0x0e, |
| CBSP_CAUSE_LAI_OR_LAC_NPT_VALID = 0x0f, |
| }; |
| |
| /* 8.2.20 Chanel Indicator */ |
| enum cbsp_channel_ind { |
| CBSP_CHAN_IND_BASIC = 0, |
| CBSP_CHAN_IND_EXTENDED = 1, |
| }; |
| |
| /* not explicitly specified, but every message starts with those mandatory elements */ |
| struct cbsp_header { |
| uint8_t msg_type; |
| uint8_t len[3]; /* excluding the header */ |
| } __attribute__((packed)); |
| |
| extern const struct value_string cbsp_msg_type_names[]; |
| extern const struct value_string cbsp_iei_names[]; |
| extern const struct value_string cbsp_category_names[]; |
| extern const struct tlv_definition cbsp_att_tlvdef; |