| /* (C) 2008-2010 by Harald Welte <laforge@gnumonks.org> |
| * |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Affero General Public License as published by |
| * the Free Software Foundation; either version 3 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 Affero General Public License for more details. |
| * |
| * You should have received a copy of the GNU Affero General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <errno.h> |
| #include <ctype.h> |
| #include <stdbool.h> |
| #include <netinet/in.h> |
| |
| #include <osmocom/core/linuxlist.h> |
| #include <osmocom/core/talloc.h> |
| #include <osmocom/gsm/gsm_utils.h> |
| #include <osmocom/gsm/abis_nm.h> |
| #include <osmocom/core/statistics.h> |
| #include <osmocom/gsm/protocol/gsm_04_08.h> |
| |
| #include <osmocom/msc/gsm_data.h> |
| #include <osmocom/msc/bsc_msc_data.h> |
| #include <osmocom/msc/abis_nm.h> |
| |
| void *tall_bsc_ctx; |
| |
| static LLIST_HEAD(bts_models); |
| |
| void set_ts_e1link(struct gsm_bts_trx_ts *ts, uint8_t e1_nr, |
| uint8_t e1_ts, uint8_t e1_ts_ss) |
| { |
| ts->e1_link.e1_nr = e1_nr; |
| ts->e1_link.e1_ts = e1_ts; |
| ts->e1_link.e1_ts_ss = e1_ts_ss; |
| } |
| |
| const struct value_string bts_type_descs[_NUM_GSM_BTS_TYPE+1] = { |
| { GSM_BTS_TYPE_UNKNOWN, "Unknown BTS Type" }, |
| { GSM_BTS_TYPE_BS11, "Siemens BTS (BS-11 or compatible)" }, |
| { GSM_BTS_TYPE_NANOBTS, "ip.access nanoBTS or compatible" }, |
| { GSM_BTS_TYPE_RBS2000, "Ericsson RBS2000 Series" }, |
| { GSM_BTS_TYPE_NOKIA_SITE, "Nokia {Metro,Ultra,In}Site" }, |
| { GSM_BTS_TYPE_OSMOBTS, "sysmocom sysmoBTS" }, |
| { 0, NULL } |
| }; |
| |
| struct gsm_bts_trx *gsm_bts_trx_by_nr(struct gsm_bts *bts, int nr) |
| { |
| struct gsm_bts_trx *trx; |
| |
| llist_for_each_entry(trx, &bts->trx_list, list) { |
| if (trx->nr == nr) |
| return trx; |
| } |
| return NULL; |
| } |
| |
| /* Search for a BTS in the given Location Area; optionally start searching |
| * with start_bts (for continuing to search after the first result) */ |
| struct gsm_bts *gsm_bts_by_lac(struct gsm_network *net, unsigned int lac, |
| struct gsm_bts *start_bts) |
| { |
| int i; |
| struct gsm_bts *bts; |
| int skip = 0; |
| |
| if (start_bts) |
| skip = 1; |
| |
| for (i = 0; i < net->num_bts; i++) { |
| bts = gsm_bts_num(net, i); |
| |
| if (skip) { |
| if (start_bts == bts) |
| skip = 0; |
| continue; |
| } |
| |
| if (lac == GSM_LAC_RESERVED_ALL_BTS || bts->location_area_code == lac) |
| return bts; |
| } |
| return NULL; |
| } |
| |
| static const struct value_string auth_policy_names[] = { |
| { GSM_AUTH_POLICY_CLOSED, "closed" }, |
| { GSM_AUTH_POLICY_ACCEPT_ALL, "accept-all" }, |
| { GSM_AUTH_POLICY_TOKEN, "token" }, |
| { GSM_AUTH_POLICY_REGEXP, "regexp" }, |
| { 0, NULL } |
| }; |
| |
| enum gsm_auth_policy gsm_auth_policy_parse(const char *arg) |
| { |
| return get_string_value(auth_policy_names, arg); |
| } |
| |
| const char *gsm_auth_policy_name(enum gsm_auth_policy policy) |
| { |
| return get_value_string(auth_policy_names, policy); |
| } |
| |
| static const struct value_string rrlp_mode_names[] = { |
| { RRLP_MODE_NONE, "none" }, |
| { RRLP_MODE_MS_BASED, "ms-based" }, |
| { RRLP_MODE_MS_PREF, "ms-preferred" }, |
| { RRLP_MODE_ASS_PREF, "ass-preferred" }, |
| { 0, NULL } |
| }; |
| |
| enum rrlp_mode rrlp_mode_parse(const char *arg) |
| { |
| return get_string_value(rrlp_mode_names, arg); |
| } |
| |
| const char *rrlp_mode_name(enum rrlp_mode mode) |
| { |
| return get_value_string(rrlp_mode_names, mode); |
| } |
| |
| static const struct value_string bts_gprs_mode_names[] = { |
| { BTS_GPRS_NONE, "none" }, |
| { BTS_GPRS_GPRS, "gprs" }, |
| { BTS_GPRS_EGPRS, "egprs" }, |
| { 0, NULL } |
| }; |
| |
| enum bts_gprs_mode bts_gprs_mode_parse(const char *arg, int *valid) |
| { |
| int rc; |
| |
| rc = get_string_value(bts_gprs_mode_names, arg); |
| if (valid) |
| *valid = rc != -EINVAL; |
| return rc; |
| } |
| |
| const char *bts_gprs_mode_name(enum bts_gprs_mode mode) |
| { |
| return get_value_string(bts_gprs_mode_names, mode); |
| } |
| |
| void gprs_ra_id_by_bts(struct gprs_ra_id *raid, struct gsm_bts *bts) |
| { |
| raid->mcc = bts->network->country_code; |
| raid->mnc = bts->network->network_code; |
| raid->lac = bts->location_area_code; |
| raid->rac = bts->gprs.rac; |
| } |
| |
| int gsm48_ra_id_by_bts(uint8_t *buf, struct gsm_bts *bts) |
| { |
| struct gprs_ra_id raid; |
| |
| gprs_ra_id_by_bts(&raid, bts); |
| |
| return gsm48_construct_ra(buf, &raid); |
| } |
| |
| int gsm_parse_reg(void *ctx, regex_t *reg, char **str, int argc, const char **argv) |
| { |
| int ret; |
| |
| ret = 0; |
| if (*str) { |
| talloc_free(*str); |
| *str = NULL; |
| } |
| regfree(reg); |
| |
| if (argc > 0) { |
| *str = talloc_strdup(ctx, argv[0]); |
| ret = regcomp(reg, argv[0], 0); |
| |
| /* handle compilation failures */ |
| if (ret != 0) { |
| talloc_free(*str); |
| *str = NULL; |
| } |
| } |
| |
| return ret; |
| } |
| |
| /* Assume there are only 256 possible bts */ |
| osmo_static_assert(sizeof(((struct gsm_bts *) 0)->nr) == 1, _bts_nr_is_256); |
| |
| bool classmark_is_r99(struct gsm_classmark *cm) |
| { |
| int rev_lev = 0; |
| if (cm->classmark1_set) |
| rev_lev = cm->classmark1.rev_lev; |
| else if (cm->classmark2_len > 0) |
| rev_lev = (cm->classmark2[0] >> 5) & 0x3; |
| return rev_lev >= 2; |
| } |
| |
| const struct value_string ran_type_names[] = { |
| OSMO_VALUE_STRING(RAN_UNKNOWN), |
| OSMO_VALUE_STRING(RAN_GERAN_A), |
| OSMO_VALUE_STRING(RAN_UTRAN_IU), |
| { 0, NULL } |
| }; |