int l23_app_init(struct osmocom_ms *ms)
{
/* don't do layer3_init() as we don't want an actualy L3 */
g_ms = ms;
lapdm_channel_set_l3(&ms->lapdm_channel, &rcv_rsl, ms);
l1ctl_tx_reset_req(ms, L1CTL_RES_T_FULL);
/* FIXME: L1CTL_RES_T_FULL doesn't reset dedicated mode
* (if previously set), so we release it here. */
l1ctl_tx_dm_rel_req(ms);
return osmo_signal_register_handler(SS_L1CTL, &signal_cb, NULL);
}
int meas_feed_cfg_set(const char *dst_host, uint16_t dst_port)
{
int rc;
int already_initialized = 0;
if (g_mfs.wqueue.bfd.fd)
already_initialized = 1;
if (already_initialized &&
!strcmp(dst_host, g_mfs.dst_host) &&
dst_port == g_mfs.dst_port)
return 0;
if (!already_initialized) {
osmo_wqueue_init(&g_mfs.wqueue, 10);
g_mfs.wqueue.write_cb = feed_write_cb;
g_mfs.wqueue.read_cb = feed_read_cb;
osmo_signal_register_handler(SS_LCHAN, meas_feed_sig_cb, NULL);
}
if (already_initialized) {
osmo_wqueue_clear(&g_mfs.wqueue);
osmo_fd_unregister(&g_mfs.wqueue.bfd);
close(g_mfs.wqueue.bfd.fd);
/* don't set to zero, as that would mean 'not yet initialized' */
g_mfs.wqueue.bfd.fd = -1;
}
rc = osmo_sock_init_ofd(&g_mfs.wqueue.bfd, AF_UNSPEC, SOCK_DGRAM,
IPPROTO_UDP, dst_host, dst_port,
OSMO_SOCK_F_CONNECT);
if (rc < 0)
return rc;
g_mfs.wqueue.bfd.when &= ~BSC_FD_READ;
if (g_mfs.dst_host)
talloc_free(g_mfs.dst_host);
g_mfs.dst_host = talloc_strdup(NULL, dst_host);
g_mfs.dst_port = dst_port;
return 0;
}
struct paging_state *paging_init(struct gsm_bts *bts,
unsigned int num_paging_max,
unsigned int paging_lifetime)
{
struct paging_state *ps;
unsigned int i;
ps = talloc_zero(bts, struct paging_state);
if (!ps)
return NULL;
ps->bts = bts;
ps->paging_lifetime = paging_lifetime;
ps->num_paging_max = num_paging_max;
for (i = 0; i < ARRAY_SIZE(ps->paging_queue); i++)
INIT_LLIST_HEAD(&ps->paging_queue[i]);
if (!initialized) {
osmo_signal_register_handler(SS_GLOBAL, paging_signal_cbfn, NULL);
initialized = 1;
}
return ps;
}
int scan_init(struct osmocom_ms *_ms)
{
ms = _ms;
osmo_signal_register_handler(SS_L1CTL, &signal_cb, NULL);
memset(&timer, 0, sizeof(timer));
lapdm_channel_set_l3(&ms->lapdm_channel, &rcv_rsl, ms);
g.enable = 1;
osmo_gps_init();
if (osmo_gps_open())
g.enable = 0;
if (!strcmp(logname, "-"))
logfp = stdout;
else
logfp = fopen(logname, "a");
if (!logfp) {
fprintf(stderr, "Failed to open logfile '%s'\n", logname);
scan_exit();
return -errno;
}
LOGP(DSUM, LOGL_INFO, "Scanner initialized\n");
return 0;
}
int fps_init(void)
{
return osmo_signal_register_handler(SS_L1CTL, &bscan_sig_cb, NULL);
}
void on_dso_load_ho_dec(void)
{
osmo_signal_register_handler(SS_LCHAN, ho_dec_sig_cb, NULL);
}
void on_dso_load_rrlp(void)
{
osmo_signal_register_handler(SS_SUBSCR, subscr_sig_cb, NULL);
osmo_signal_register_handler(SS_PAGING, paging_sig_cb, NULL);
}
static __attribute__((constructor)) void on_dso_load_bsc(void)
{
osmo_signal_register_handler(SS_LCHAN, bsc_handle_lchan_signal, NULL);
}
int main(int argc, char **argv)
{
struct gsm_network dummy_network;
int rc;
tall_bsc_ctx = talloc_named_const(NULL, 0, "nsip_proxy");
tall_msgb_ctx = talloc_named_const(tall_bsc_ctx, 0, "msgb");
signal(SIGINT, &signal_handler);
signal(SIGABRT, &signal_handler);
signal(SIGUSR1, &signal_handler);
signal(SIGUSR2, &signal_handler);
osmo_init_ignore_signals();
osmo_init_logging(&gprs_log_info);
vty_info.copyright = openbsc_copyright;
vty_init(&vty_info);
logging_vty_add_cmds(&gprs_log_info);
gbproxy_vty_init();
handle_options(argc, argv);
rate_ctr_init(tall_bsc_ctx);
rc = telnet_init(tall_bsc_ctx, &dummy_network, 4246);
if (rc < 0)
exit(1);
bssgp_nsi = gprs_ns_instantiate(&proxy_ns_cb, tall_bsc_ctx);
if (!bssgp_nsi) {
LOGP(DGPRS, LOGL_ERROR, "Unable to instantiate NS\n");
exit(1);
}
gbcfg.nsi = bssgp_nsi;
gprs_ns_vty_init(bssgp_nsi);
gprs_ns_set_log_ss(DNS);
bssgp_set_log_ss(DBSSGP);
osmo_signal_register_handler(SS_L_NS, &gbprox_signal, NULL);
rc = gbproxy_parse_config(config_file, &gbcfg);
if (rc < 0) {
LOGP(DGPRS, LOGL_FATAL, "Cannot parse config file\n");
exit(2);
}
if (!gprs_nsvc_by_nsei(gbcfg.nsi, gbcfg.nsip_sgsn_nsei)) {
LOGP(DGPRS, LOGL_FATAL, "You cannot proxy to NSEI %u "
"without creating that NSEI before\n",
gbcfg.nsip_sgsn_nsei);
exit(2);
}
rc = gprs_ns_nsip_listen(bssgp_nsi);
if (rc < 0) {
LOGP(DGPRS, LOGL_FATAL, "Cannot bind/listen on NSIP socket\n");
exit(2);
}
rc = gprs_ns_frgre_listen(bssgp_nsi);
if (rc < 0) {
LOGP(DGPRS, LOGL_FATAL, "Cannot bind/listen GRE "
"socket. Do you have CAP_NET_RAW?\n");
exit(2);
}
if (daemonize) {
rc = osmo_daemonize();
if (rc < 0) {
perror("Error during daemonize");
exit(1);
}
}
/* Reset all the persistent NS-VCs that we've read from the config */
gbprox_reset_persistent_nsvcs(bssgp_nsi);
while (1) {
rc = osmo_select_main(0);
if (rc < 0)
exit(3);
}
exit(0);
}
