diff options
Diffstat (limited to 'src/libcommon-cs/common_cs.c')
| -rw-r--r-- | src/libcommon-cs/common_cs.c | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/src/libcommon-cs/common_cs.c b/src/libcommon-cs/common_cs.c deleted file mode 100644 index d6dff95df..000000000 --- a/src/libcommon-cs/common_cs.c +++ /dev/null @@ -1,154 +0,0 @@ -/* Code used by both libbsc and libmsc (common_cs means "BSC or MSC"). - * - * (C) 2016 by sysmocom s.m.f.c. <info@sysmocom.de> - * (C) 2008-2010 by Harald Welte <laforge@gnumonks.org> - * (C) 2014 by Holger Hans Peter Freyther - * 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 <stdbool.h> - -#include <osmocom/gsm/gsm0480.h> - -#include <openbsc/common_cs.h> -#include <openbsc/gsm_data.h> -#include <openbsc/gsm_subscriber.h> -#include <openbsc/gsm_data.h> -#include <openbsc/gsm_04_11.h> - -/* Warning: if bsc_network_init() is not called, some of the members of - * gsm_network are not initialized properly and must not be used! (In - * particular the llist heads and stats counters.) - * The long term aim should be to have entirely separate structs for libbsc and - * libmsc with some common general items. - */ -struct gsm_network *gsm_network_init(void *ctx, - uint16_t country_code, - uint16_t network_code, - mncc_recv_cb_t mncc_recv) -{ - struct gsm_network *net; - - const char *default_regexp = ".*"; - - net = talloc_zero(ctx, struct gsm_network); - if (!net) - return NULL; - - if (gsm_parse_reg(net, &net->authorized_regexp, &net->authorized_reg_str, 1, - &default_regexp) != 0) - return NULL; - - net->country_code = country_code; - net->network_code = network_code; - - /* Use 30 min periodic update interval as sane default */ - net->t3212 = 5; - - INIT_LLIST_HEAD(&net->trans_list); - INIT_LLIST_HEAD(&net->upqueue); - INIT_LLIST_HEAD(&net->subscr_conns); - - net->bsc_subscribers = talloc_zero(net, struct llist_head); - INIT_LLIST_HEAD(net->bsc_subscribers); - - /* init statistics */ - net->msc_ctrs = rate_ctr_group_alloc(net, &msc_ctrg_desc, 0); - if (!net->msc_ctrs) { - talloc_free(net); - return NULL; - } - net->active_calls = osmo_counter_alloc("msc.active_calls"); - - net->mncc_recv = mncc_recv; - - net->dyn_ts_allow_tch_f = true; - - INIT_LLIST_HEAD(&net->a.bscs); - - return net; -} - -struct msgb *gsm48_create_mm_serv_rej(enum gsm48_reject_value value) -{ - struct msgb *msg; - struct gsm48_hdr *gh; - - msg = gsm48_msgb_alloc_name("GSM 04.08 SERV REJ"); - if (!msg) - return NULL; - - gh = (struct gsm48_hdr *) msgb_put(msg, sizeof(*gh) + 1); - gh->proto_discr = GSM48_PDISC_MM; - gh->msg_type = GSM48_MT_MM_CM_SERV_REJ; - gh->data[0] = value; - - return msg; -} - -struct msgb *gsm48_create_loc_upd_rej(uint8_t cause) -{ - struct gsm48_hdr *gh; - struct msgb *msg; - - msg = gsm48_msgb_alloc_name("GSM 04.08 LOC UPD REJ"); - if (!msg) - return NULL; - - gh = (struct gsm48_hdr *) msgb_put(msg, sizeof(*gh) + 1); - gh->proto_discr = GSM48_PDISC_MM; - gh->msg_type = GSM48_MT_MM_LOC_UPD_REJECT; - gh->data[0] = cause; - return msg; -} - -int gsm48_extract_mi(uint8_t *classmark2_lv, int length, char *mi_string, uint8_t *mi_type) -{ - /* Check the size for the classmark */ - if (length < 1 + *classmark2_lv) - return -1; - - uint8_t *mi_lv = classmark2_lv + *classmark2_lv + 1; - if (length < 2 + *classmark2_lv + mi_lv[0]) - return -2; - - *mi_type = mi_lv[1] & GSM_MI_TYPE_MASK; - return gsm48_mi_to_string(mi_string, GSM48_MI_SIZE, mi_lv+1, *mi_lv); -} - -int gsm48_paging_extract_mi(struct gsm48_pag_resp *resp, int length, - char *mi_string, uint8_t *mi_type) -{ - static const uint32_t classmark_offset = - offsetof(struct gsm48_pag_resp, classmark2); - uint8_t *classmark2_lv = (uint8_t *) &resp->classmark2; - return gsm48_extract_mi(classmark2_lv, length - classmark_offset, - mi_string, mi_type); -} - -uint8_t sms_next_rp_msg_ref(uint8_t *next_rp_ref) -{ - const uint8_t rp_msg_ref = *next_rp_ref; - /* - * This should wrap as the valid range is 0 to 255. We only - * transfer one SMS at a time so we don't need to check if - * the id has been already assigned. - */ - *next_rp_ref += 1; - - return rp_msg_ref; -} |