148 lines
3.8 KiB
C
148 lines
3.8 KiB
C
/* Main program for Virtual OsmoBTS */
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/* (C) 2015 by Harald Welte <laforge@gnumonks.org>
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*
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <stdint.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <getopt.h>
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#include <limits.h>
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#include <sys/signal.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sched.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <osmocom/core/talloc.h>
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#include <osmocom/core/application.h>
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#include <osmocom/vty/telnet_interface.h>
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#include <osmocom/vty/logging.h>
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#include <osmocom/vty/ports.h>
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#include <osmo-bts/gsm_data.h>
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#include <osmo-bts/logging.h>
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#include <osmo-bts/bts.h>
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#include <osmo-bts/vty.h>
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#include <osmo-bts/bts_model.h>
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#include <osmo-bts/l1sap.h>
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#include <osmo-bts/phy_link.h>
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#include "virtual_um.h"
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#include "l1_if.h"
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/* dummy, since no direct dsp support */
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uint32_t trx_get_hlayer1(const struct gsm_bts_trx *trx)
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{
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return 0;
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}
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int bts_model_init(struct gsm_bts *bts)
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{
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struct bts_virt_priv *bts_virt = talloc_zero(bts, struct bts_virt_priv);
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bts->model_priv = bts_virt;
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bts->variant = BTS_OSMO_VIRTUAL;
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bts->support.ciphers = CIPHER_A5(1) | CIPHER_A5(2) | CIPHER_A5(3);
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/* order alphabetically */
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osmo_bts_set_feature(bts->features, BTS_FEAT_CBCH);
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osmo_bts_set_feature(bts->features, BTS_FEAT_OML_ALERTS);
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osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_F_AMR);
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osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_F_EFR);
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osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_F_V1);
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osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_H_AMR);
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osmo_bts_set_feature(bts->features, BTS_FEAT_SPEECH_H_V1);
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return 0;
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}
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int bts_model_trx_init(struct gsm_bts_trx *trx)
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{
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return 0;
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}
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void bts_model_print_help()
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{
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LOGP(DLGLOBAL, LOGL_NOTICE, "Unimplemented %s\n", __func__);
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}
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int bts_model_handle_options(int argc, char **argv)
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{
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int num_errors = 0;
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while (1) {
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int option_idx = 0, c;
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static const struct option long_options[] = {
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/* specific to this hardware */
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{ 0, 0, 0, 0 }
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};
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c = getopt_long(argc, argv, "",
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long_options, &option_idx);
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if (c == -1)
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break;
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switch (c) {
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default:
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num_errors++;
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break;
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}
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}
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return num_errors;
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}
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void bts_model_abis_close(struct gsm_bts *bts)
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{
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/* for now, we simply terminate the program and re-spawn */
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bts_shutdown(bts, "Abis close");
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}
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void bts_model_phy_link_set_defaults(struct phy_link *plink)
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{
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plink->u.virt.bts_mcast_group = talloc_strdup(plink, DEFAULT_BTS_MCAST_GROUP);
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plink->u.virt.bts_mcast_port = DEFAULT_BTS_MCAST_PORT;
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plink->u.virt.ms_mcast_group = talloc_strdup(plink, DEFAULT_MS_MCAST_GROUP);
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plink->u.virt.ms_mcast_port = DEFAULT_MS_MCAST_PORT;
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plink->u.virt.ttl = -1; /* initialize to -1 to prevent us setting the TTL */
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}
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void bts_model_phy_instance_set_defaults(struct phy_instance *pinst)
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{
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LOGP(DLGLOBAL, LOGL_NOTICE, "Unimplemented %s\n", __func__);
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}
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int bts_model_ts_disconnect(struct gsm_bts_trx_ts *ts)
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{
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LOGP(DLGLOBAL, LOGL_NOTICE, "Unimplemented %s\n", __func__);
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return -ENOTSUP;
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}
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void bts_model_ts_connect(struct gsm_bts_trx_ts *ts, enum gsm_phys_chan_config as_pchan)
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{
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LOGP(DLGLOBAL, LOGL_NOTICE, "Unimplemented %s\n", __func__);
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}
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int main(int argc, char **argv)
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{
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return bts_main(argc, argv);
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}
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