#include <getopt.h>
#include <openbsc/db.h>
-#include <openbsc/select.h>
+#include <osmocore/select.h>
#include <openbsc/debug.h>
#include <openbsc/e1_input.h>
-#include <openbsc/talloc.h>
+#include <osmocore/talloc.h>
#include <openbsc/mncc.h>
#include <openbsc/trau_frame.h>
struct gsm_network *bsc_gsmnet = 0;
void talloc_ctx_init(void);
void on_dso_load_token(void);
void on_dso_load_rrlp(void);
+void on_dso_load_ho_dec(void);
+int bts_model_unknown_init(void);
+int bts_model_bs11_init(void);
+int bts_model_nanobts_init(void);
+static struct debug_target *stderr_target;
+
+/* timer to store statistics */
+#define DB_SYNC_INTERVAL 60, 0
+static struct timer_list db_sync_timer;
#include "gsm_audio.h"
-#undef AF_ISDN
-#undef PF_ISDN
-extern int AF_ISDN;
-#define PF_ISDN AF_ISDN
}
+#include <mISDN/mISDNcompat.h>
struct lcr_gsm *gsm = NULL;
static unsigned int new_callref = 1;
+/* timer handling */
+static int _db_store_counter(struct counter *counter, void *data)
+{
+ return db_store_counter(counter);
+}
+
+static void db_sync_timer_cb(void *data)
+{
+ /* store counters to database and re-schedule */
+ counters_for_each(_db_store_counter, NULL);
+ bsc_schedule_timer(&db_sync_timer, DB_SYNC_INTERVAL);
+}
/*
* create and send mncc message
return ret;
}
+static int delete_event(struct lcr_work *work, void *instance, int index);
/*
* constructor
Pgsm::Pgsm(int type, struct mISDNport *mISDNport, char *portname, struct port_settings *settings, int channel, int exclusive, int mode) : PmISDN(type, mISDNport, portname, settings, channel, exclusive, mode)
{
p_callerinfo.itype = (mISDNport->ifport->interface->extension)?INFO_ITYPE_ISDN_EXTENSION:INFO_ITYPE_ISDN;
+ memset(&p_m_g_delete, 0, sizeof(p_m_g_delete));
+ add_work(&p_m_g_delete, delete_event, this, 0);
p_m_g_callref = 0;
p_m_g_mode = 0;
p_m_g_gsm_b_sock = -1;
p_m_g_encoder = gsm_audio_create();
if (!p_m_g_encoder || !p_m_g_decoder) {
PERROR("Failed to create GSM audio codec instance\n");
- p_m_delete = 1;
+ trigger_work(&p_m_g_delete);
}
p_m_g_rxpos = 0;
p_m_g_tch_connected = 0;
{
PDEBUG(DEBUG_GSM, "Destroyed GSM process(%s).\n", p_name);
+ del_work(&p_m_g_delete);
+
/* remove queued message */
if (p_m_g_notify_pending)
message_free(p_m_g_notify_pending);
/* close bsc side bchannel */
void Pgsm::bchannel_close(void)
{
- if (p_m_g_gsm_b_sock > -1)
+ if (p_m_g_gsm_b_sock > -1) {
+ unregister_fd(&p_m_g_gsm_b_fd);
close(p_m_g_gsm_b_sock);
+ }
p_m_g_gsm_b_sock = -1;
p_m_g_gsm_b_index = -1;
p_m_g_gsm_b_active = 0;
}
+static int b_handler(struct lcr_fd *fd, unsigned int what, void *instance, int index);
+
/* open bsc side bchannel */
int Pgsm::bchannel_open(int index)
{
int ret;
- unsigned int on = 1;
struct sockaddr_mISDN addr;
struct mISDNhead act;
bchannel_close();
return(ret);
}
-
- /* set nonblocking io */
- ret = ioctl(p_m_g_gsm_b_sock, FIONBIO, &on);
- if (ret < 0) {
- PERROR("Failed to set bchannel-socket index %d into nonblocking IO\n", index);
- bchannel_close();
- return(ret);
- }
+ memset(&p_m_g_gsm_b_fd, 0, sizeof(p_m_g_gsm_b_fd));
+ p_m_g_gsm_b_fd.fd = p_m_g_gsm_b_sock;
+ register_fd(&p_m_g_gsm_b_fd, LCR_FD_READ, b_handler, this, 0);
+
/* bind socket to bchannel */
addr.family = AF_ISDN;
/* receive from bchannel */
void Pgsm::bchannel_receive(struct mISDNhead *hh, unsigned char *data, int len)
{
- int i, j, k;
unsigned char frame[33];
- struct decoded_trau_frame tf;
/* encoder init failed */
if (!p_m_g_encoder)
/* encode data */
gsm_audio_encode(p_m_g_encoder, p_m_g_rxdata, frame);
-
- /* set c-bits and t-bits */
- tf.c_bits[0] = 1;
- tf.c_bits[1] = 1;
- tf.c_bits[2] = 1;
- tf.c_bits[3] = 0;
- tf.c_bits[4] = 0;
- memset(&tf.c_bits[5], 0, 6);
- memset(&tf.c_bits[11], 1, 10);
- memset(&tf.t_bits[0], 1, 4);
-
- /* reassemble d-bits */
- i = 0;
- j = 0;
- k = 0;
- while(i < 260) {
- tf.d_bits[i] = (frame[j] >> k) & 1;
- if (++k == 8) {
- k = 0;
- j++;
- }
- i++;
- }
-
- trau_send(&tf);
+ frame_send(frame);
}
}
}
memcpy(buf+MISDN_HEADER_LEN, data, len);
ret = sendto(p_m_g_gsm_b_sock, buf, MISDN_HEADER_LEN+len, 0, NULL, 0);
if (ret <= 0)
- PERROR("Failed to send to socket index %d\n", index);
+ PERROR("Failed to send to socket index %d\n", p_m_g_gsm_b_index);
}
-void Pgsm::trau_send(void *_tf)
+void Pgsm::frame_send(void *_frame)
{
- struct decoded_trau_frame *tf = (struct decoded_trau_frame *)_tf;
- unsigned char data[sizeof(struct gsm_trau_frame) + sizeof(struct decoded_trau_frame)];
- struct gsm_trau_frame *frame = (struct gsm_trau_frame *)data;
+ unsigned char buffer[sizeof(struct gsm_data_frame) + 33];
+ struct gsm_data_frame *frame = (struct gsm_data_frame *)buffer;
- frame->msg_type = GSM_TRAU_FRAME;
+ frame->msg_type = GSM_TCHF_FRAME;
frame->callref = p_m_g_callref;
- memcpy(frame->data, tf, sizeof(struct decoded_trau_frame));
+ memcpy(frame->data, _frame, 33);
mncc_send((struct gsm_network *)gsm->network, frame->msg_type, frame);
}
-void Pgsm::trau_receive(void *_frame)
+void Pgsm::frame_receive(void *_frame)
{
- struct gsm_trau_frame *frm = (struct gsm_trau_frame *)_frame;
- struct decoded_trau_frame *tf = (struct decoded_trau_frame *)frm->data;
-//struct decoded_trau_frame *tf = (struct decoded_trau_frame *)_frame;
- unsigned char frame[33];
+ struct gsm_data_frame *frame = (struct gsm_data_frame *)_frame;
signed short samples[160];
unsigned char data[160];
- int i, j, k;
+ int i;
if (!p_m_g_decoder)
return;
-// printf("got trau %d %d %d %d %d\n", tf->c_bits[0], tf->c_bits[1], tf->c_bits[2], tf->c_bits[3], tf->c_bits[4]);
- if (tf->c_bits[0]!=0 || tf->c_bits[1]!=0 || tf->c_bits[2]!=0 || tf->c_bits[3]!=1 || tf->c_bits[4]!=0)
- PERROR("illegal trau (C1-C5) %d %d %d %d %d\n", tf->c_bits[0], tf->c_bits[1], tf->c_bits[2], tf->c_bits[3], tf->c_bits[4]);
-
- /* set GSM_MAGIC */
- memset(&frame, 0, sizeof(frame));
-// frame[0] = 0xd << 4;
-
- /* reassemble bits */
- i = 0;
- j = 0;
- k = 0;
- while(i < 260) {
- if (tf->d_bits[i] > 1)
- PERROR("fix!\n");
- frame[j] |= (tf->d_bits[i] << k);
- if (++k == 8) {
- k = 0;
- j++;
- }
- i++;
- }
+ if ((frame->data[0]>>4) != 0xd)
+ PERROR("received GSM frame with wrong magig 0x%x\n", frame->data[0]>>4);
/* decode */
- gsm_audio_decode(p_m_g_decoder, frame, samples);
+ gsm_audio_decode(p_m_g_decoder, frame->data, samples);
for (i = 0; i < 160; i++) {
data[i] = audio_s16_to_law[samples[i] & 0xffff];
}
end_trace();
send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc);
new_state(PORT_STATE_RELEASE);
- p_m_delete = 1;
+ trigger_work(&p_m_g_delete);
return;
}
p_m_g_callref = callref;
end_trace();
send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc);
new_state(PORT_STATE_RELEASE);
- p_m_delete = 1;
+ trigger_work(&p_m_g_delete);
return;
}
end_trace();
send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc);
new_state(PORT_STATE_RELEASE);
- p_m_delete = 1;
+ trigger_work(&p_m_g_delete);
return;
}
bchannel_event(p_m_mISDNport, p_m_b_index, B_EVENT_USE);
free_epointlist(p_epointlist);
}
new_state(PORT_STATE_RELEASE);
- p_m_delete = 1;
+ trigger_work(&p_m_g_delete);
}
/* CC_RELEASE INDICATION */
free_epointlist(p_epointlist);
}
new_state(PORT_STATE_RELEASE);
- p_m_delete = 1;
+ trigger_work(&p_m_g_delete);
}
/* NOTIFY INDICATION */
void Pgsm::notify_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc)
{
+ struct lcr_msg *message;
+
gsm_trace_header(p_m_mISDNport, this, msg_type, DIRECTION_IN);
+ add_trace("notify", NULL, "%d", mncc->notify);
end_trace();
+
+ message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_NOTIFY);
+ message->param.notifyinfo.notify = mncc->notify;
+ message_put(message);
}
port = port->next;
}
- if (msg_type == GSM_TRAU_FRAME) {
+ if (msg_type == GSM_TCHF_FRAME) {
if (port)
- pgsm->trau_receive((struct gsm_trau_frame *)arg);
+ pgsm->frame_receive((struct gsm_trau_frame *)arg);
return 0;
}
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
message_put(message);
new_state(PORT_STATE_RELEASE);
- p_m_delete = 1;
+ trigger_work(&p_m_g_delete);
return;
}
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
message_put(message);
new_state(PORT_STATE_RELEASE);
- p_m_delete = 1;
+ trigger_work(&p_m_g_delete);
return;
}
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
message_put(message);
new_state(PORT_STATE_RELEASE);
- p_m_delete = 1;
+ trigger_work(&p_m_g_delete);
return;
}
bchannel_event(p_m_mISDNport, p_m_b_index, B_EVENT_USE);
struct gsm_mncc *mncc;
int notify;
- printf("if = %d\n", param->notifyinfo.notify);
+// printf("if = %d\n", param->notifyinfo.notify);
if (param->notifyinfo.notify>INFO_NOTIFY_NONE) {
notify = param->notifyinfo.notify & 0x7f;
if (p_state!=PORT_STATE_CONNECT /*&& p_state!=PORT_STATE_IN_PROCEEDING*/ && p_state!=PORT_STATE_IN_ALERTING) {
send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc);
new_state(PORT_STATE_RELEASE);
- p_m_delete = 1;
+ trigger_work(&p_m_g_delete);
return;
}
}
+/* deletes only if l3id is release, otherwhise it will be triggered then */
+static int delete_event(struct lcr_work *work, void *instance, int index)
+{
+ class Pgsm *gsmport = (class Pgsm *)instance;
+
+ delete gsmport;
+
+ return 0;
+}
+
/*
- * handler
+ * handler of bchannel events
*/
-int Pgsm::handler(void)
+static int b_handler(struct lcr_fd *fd, unsigned int what, void *instance, int index)
{
+ class Pgsm *gsmport = (class Pgsm *)instance;
int ret;
- int work = 0;
unsigned char buffer[2048+MISDN_HEADER_LEN];
struct mISDNhead *hh = (struct mISDNhead *)buffer;
- if ((ret = PmISDN::handler()))
- return(ret);
-
- /* handle destruction */
- if (p_m_delete) {
- delete this;
- return(-1);
- }
-
/* handle message from bchannel */
- if (p_m_g_gsm_b_sock > -1) {
- ret = recv(p_m_g_gsm_b_sock, buffer, sizeof(buffer), 0);
+ if (gsmport->p_m_g_gsm_b_sock > -1) {
+ ret = recv(gsmport->p_m_g_gsm_b_sock, buffer, sizeof(buffer), 0);
if (ret >= (int)MISDN_HEADER_LEN) {
switch(hh->prim) {
/* we don't care about confirms, we use rx data to sync tx */
break;
/* we receive audio data, we respond to it AND we send tones */
case PH_DATA_IND:
- bchannel_receive(hh, buffer+MISDN_HEADER_LEN, ret-MISDN_HEADER_LEN);
+ gsmport->bchannel_receive(hh, buffer+MISDN_HEADER_LEN, ret-MISDN_HEADER_LEN);
break;
case PH_ACTIVATE_IND:
- p_m_g_gsm_b_active = 1;
+ gsmport->p_m_g_gsm_b_active = 1;
break;
case PH_DEACTIVATE_IND:
- p_m_g_gsm_b_active = 0;
+ gsmport->p_m_g_gsm_b_active = 0;
break;
}
- work = 1;
} else {
if (ret < 0 && errno != EWOULDBLOCK)
PERROR("Read from GSM port, index %d failed with return code %d\n", ret);
}
}
- return(work);
-}
-
-
-/*
- * handles bsc select function within LCR's main loop
- */
-int handle_gsm(void)
-{
- int ret1, ret2;
-
- ret1 = bsc_upqueue((struct gsm_network *)gsm->network);
- ret2 = bsc_select_main(1); /* polling */
- if (ret1 || ret2)
- return 1;
return 0;
}
PERROR_RUNTIME("GSM port %d does not support TE PRI or TE BRI.\n", gsm->gsm_port);
}
/* open socket */
- if ((gsm->gsm_sock = socket(PF_ISDN, SOCK_DGRAM, ISDN_P_TE_S0)) < 0) {
+ if ((gsm->gsm_sock = socket(PF_ISDN, SOCK_DGRAM, (pri)?ISDN_P_TE_E1:ISDN_P_TE_S0)) < 0) {
PERROR_RUNTIME("GSM port %d failed to open socket.\n", gsm->gsm_port);
gsm_sock_close();
return gsm->gsm_sock;
char hlr[128], cfg[128], filename[128];
mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH;
int pcapfd, rc;
+ char conf_error[128] = "";
+
+ debug_init();
tall_bsc_ctx = talloc_named_const(NULL, 1, "openbsc");
talloc_ctx_init();
on_dso_load_token();
on_dso_load_rrlp();
+ on_dso_load_ho_dec();
+ stderr_target = debug_target_create_stderr();
+ debug_add_target(stderr_target);
+
+ bts_model_unknown_init();
+ bts_model_bs11_init();
+ bts_model_nanobts_init();
+
+ /* enable filters */
+ debug_set_all_filter(stderr_target, 1);
/* seed the PRNG */
srand(time(NULL));
gsm->gsm_sock = -1;
/* parse options */
- if (!gsm_conf(&gsm->conf)) {
- PERROR("%s", gsm_conf_error);
+ if (!gsm_conf(&gsm->conf, conf_error)) {
+ PERROR("%s", conf_error);
return gsm_exit(-EINVAL);
}
/* set debug */
if (gsm->conf.debug[0])
- debug_parse_category_mask(gsm->conf.debug);
+ debug_parse_category_mask(stderr_target, gsm->conf.debug);
/* open pcap file */
if (gsm->conf.pcapfile[0]) {
e1_set_pcap_fd(pcapfd);
}
- /* set reject cause */
- if (gsm->conf.reject_cause)
- gsm0408_set_reject_cause(gsm->conf.reject_cause);
-
/* use RTP proxy for audio streaming */
- if (gsm->conf.rtp_proxy)
- ipacc_rtp_direct = 0;
+ ipacc_rtp_direct = 0;
/* init database */
if (gsm->conf.hlr[0] == '/')
}
printf("DB: Database prepared.\n");
+ /* setup the timer */
+ db_sync_timer.cb = db_sync_timer_cb;
+ db_sync_timer.data = NULL;
+ bsc_schedule_timer(&db_sync_timer, DB_SYNC_INTERVAL);
+
/* bootstrap network */
if (gsm->conf.openbsc_cfg[0] == '/')
SCPY(cfg, gsm->conf.openbsc_cfg);
return 0;
}
+/*
+ * handles bsc select function within LCR's main loop
+ */
+int handle_gsm(void)
+{
+ int ret1, ret2;
+
+ ret1 = bsc_upqueue((struct gsm_network *)gsm->network);
+ debug_reset_context();
+ ret2 = bsc_select_main(1); /* polling */
+ if (ret1 || ret2)
+ return 1;
+ return 0;
+}
+