int mISDN_initialize(void)
{
char filename[256];
- int ver;
/* try to open raw socket to check kernel */
mISDNsocket = socket(PF_ISDN, SOCK_RAW, ISDN_P_BASE);
// set debug printout function
myfn.prt_debug = my_mISDNlib_debug;
- ver = init_layer3(4, &myfn); // buffer of 4
+ init_layer3(4, &myfn); // buffer of 4
/* open debug, if enabled and not only stack debugging */
if (options.deb) {
upqueue_avail = 0;
}
-int load_timer(struct lcr_timer *timer, void *instance, int index);
+static int load_timer(struct lcr_timer *timer, void *instance, int index);
/*
* constructor
p_m_inband_send_on = 0;
p_m_inband_receive_on = 0;
p_m_dtmf = !mISDNport->ifport->nodtmf;
+ p_m_dtmf_threshold = mISDNport->ifport->dtmf_threshold;
memset(&p_m_timeout, 0, sizeof(p_m_timeout));
add_timer(&p_m_timeout, mISDN_timeout, this, 0);
SCPY(p_m_pipeline, mISDNport->ifport->interface->pipeline);
struct mISDNhead *ctrl = (struct mISDNhead *)buffer;
unsigned int *d = (unsigned int *)(buffer+MISDN_HEADER_LEN);
int ret;
+ int len = 8;
if (sock < 0)
return;
+ if (c1 == DTMF_TONE_START && c2 == 0) {
+ len = 4;
+ }
+
ctrl->prim = PH_CONTROL_REQ;
ctrl->id = 0;
*d++ = c1;
*d++ = c2;
- ret = sendto(sock, buffer, MISDN_HEADER_LEN+sizeof(int)*2, 0, NULL, 0);
+ ret = sendto(sock, buffer, MISDN_HEADER_LEN+len, 0, NULL, 0);
if (ret <= 0)
PERROR("Failed to send to socket %d\n", sock);
chan_trace_header(mISDNport, isdnport, "BCHANNEL control", DIRECTION_OUT);
int ret;
struct sockaddr_mISDN addr;
+ memset(&addr, 0, sizeof(addr));
+
if (mISDNport->b_sock[i].inuse) {
PERROR("Error: Socket already created for index %d\n", i);
return(0);
// if (port->p_m_txmix && mode == B_MODE_TRANSPARENT)
// ph_control(mISDNport, port, handle, DSP_MIX_ON, 0, "DSP-MIX", 1);
if (port->p_m_dtmf && mode == B_MODE_TRANSPARENT)
- ph_control(mISDNport, port, handle, DTMF_TONE_START, 0, "DSP-DTMF", 1);
+ ph_control(mISDNport, port, handle, DTMF_TONE_START, port->p_m_dtmf_threshold, "DSP-DTMF", 1);
if (port->p_m_crypt && mode == B_MODE_TRANSPARENT)
ph_control_block(mISDNport, port, handle, DSP_BF_ENABLE_KEY, port->p_m_crypt_key, port->p_m_crypt_key_len, "DSP-CRYPT", port->p_m_crypt_key_len);
}
class PmISDN *b_port = mISDNport->b_port[i];
int state = mISDNport->b_state[i];
int timer = -1; // no change
+#if 0
int p_m_tx_gain = 0;
int p_m_rx_gain = 0;
char *p_m_pipeline = NULL;
p_m_crypt_key_len = b_port->p_m_crypt_key_len;
p_m_crypt_key_type = /*b_port->p_m_crypt_key_type*/1;
}
+#endif
switch(event) {
case B_EVENT_USE:
schedule_timer(&p_m_loadtimer, 0, 0); /* no delay the first time */
}
-int load_timer(struct lcr_timer *timer, void *instance, int index)
+static int load_timer(struct lcr_timer *timer, void *instance, int index)
{
class PmISDN *isdnport = (class PmISDN *)instance;
p_m_load = 0;
/* to send data, tone must be on */
- if ((p_tone_name[0] || p_m_crypt_msg_loops || p_m_inband_send_on) /* what tones? */
+ if ((p_tone_name[0] || p_dov_tx || p_m_crypt_msg_loops || p_m_inband_send_on) /* what tones? */
&& (p_m_load < p_m_preload) /* not too much load? */
&& (p_state==PORT_STATE_CONNECT || p_m_mISDNport->tones || p_m_inband_send_on)) { /* connected or inband-tones? */
int tosend = p_m_preload - p_m_load, length;
tosend -= length;
}
+ /* copy dov */
+ if (p_dov_tx) {
+ tosend -= dov_tx(p, tosend);
+ }
+
/* copy tones */
if (p_tone_name[0] && tosend) {
tosend -= read_audio(p, tosend);
end_trace();
if (!p_m_dtmf)
return;
- message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_DTMF);
- message->param.dtmf = cont & DTMF_TONE_MASK;
- PDEBUG(DEBUG_PORT, "PmISDN(%s) PH_CONTROL INDICATION DTMF digit '%c'\n", p_name, message->param.dtmf);
- message_put(message);
+ if (p_type == PORT_TYPE_POTS_FXS_IN && p_state == PORT_STATE_IN_OVERLAP) {
+ class Pfxs *pfxs = (class Pfxs *)this;
+ if (!pfxs->p_m_fxs_allow_dtmf) {
+ PDEBUG(DEBUG_PORT, "PmISDN(%s) DTMF for FXS currently disabled\n", p_name);
+ return;
+ }
+ SCCAT(p_dialinginfo.id, cont & DTMF_TONE_MASK);
+ message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_INFORMATION);
+ message->param.information.id[0] = cont & DTMF_TONE_MASK;
+ PDEBUG(DEBUG_PORT, "PmISDN(%s) PH_CONTROL INDICATION INFORMATION digit '%s'\n", p_name, message->param.information.id);
+ message_put(message);
+ } else {
+ message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_DTMF);
+ message->param.dtmf = cont & DTMF_TONE_MASK;
+ PDEBUG(DEBUG_PORT, "PmISDN(%s) PH_CONTROL INDICATION DTMF digit '%c'\n", p_name, message->param.dtmf);
+ message_put(message);
+ }
return;
}
switch(cont) {
return;
}
+ /* dov is processed */
+ if (p_dov_rx)
+ dov_rx(data, len);
+
/* inband is processed */
if (p_m_inband_receive_on)
inband_receive(data, len);
/* if no directory is given (by extension), we use interface.conf or options.conf */
if (!dir || !dir[0]) {
- if (p_m_mISDNport->ifport->tones_dir[0])
- dir = p_m_mISDNport->ifport->tones_dir;
- else if (options.tones_dir[0])
+ if (p_tones_interface[0])
+ dir = p_tones_interface;
+ else
dir = options.tones_dir;
}
}
+/* MESSAGE_VOOTP */
+void PmISDN::message_vootp(unsigned int epoint_id, int message_id, union parameter *param)
+{
+ struct lcr_msg *message;
+
+ message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_UPDATEBRIDGE);
+ message_put(message);
+
+#if 0
+does not make sense, since remote port may dejitter
+ if (param->vootp.enable) {
+ PDEBUG(DEBUG_ISDN, "PmISDN(%s) received vootp enable order, so we disable de-jitter.\n", p_name);
+ p_m_disable_dejitter = 1;
+ }
+#endif
+ update_rxoff();
+}
+
/*
* endpoint sends messages to the port
*/
int PmISDN::message_epoint(unsigned int epoint_id, int message_id, union parameter *param)
{
+ /* messages also handled by base class */
+ switch(message_id) {
+ case MESSAGE_VOOTP: /* crypt control command */
+ PDEBUG(DEBUG_ISDN, "PmISDN(%s) received VoOTP encryption\n", p_name);
+ message_vootp(epoint_id, message_id, param);
+ break;
+ }
+
if (Port::message_epoint(epoint_id, message_id, param)) {
if (message_id == MESSAGE_BRIDGE)
update_rxoff();
return 1;
}
+ /* messages not handled by base class */
switch(message_id) {
case MESSAGE_mISDNSIGNAL: /* user command */
PDEBUG(DEBUG_ISDN, "PmISDN(%s) received special ISDN SIGNAL %d.\n", p_name, param->mISDNsignal.message);
int tx_dejitter = 0;
/* call bridges in user space OR crypto OR recording */
- if (p_bridge || p_m_crypt_msg_loops || p_m_crypt_listen || p_record || p_tap || p_m_inband_receive_on) {
+ if (p_bridge || p_m_crypt_msg_loops || p_m_crypt_listen || p_record || p_tap || p_m_inband_receive_on || p_dov_rx) {
/* rx IS required */
if (p_m_rxoff) {
/* turn on RX */
struct mbuffer *mb;
struct l3_msg *l3m;
char byte;
- int ret;
+ int __attribute__((__unused__)) ret;
/* unset global semaphore */
upqueue_avail = 0;
// this is no problem.
upqueue_avail = 1;
char byte = 0;
- int ret;
+ int __attribute__((__unused__)) ret;
ret = write(upqueue_pipe[1], &byte, 1);
}
return 0;
struct mISDN_devinfo devinfo;
int port = 0, ret;
+ memset(&devinfo, 0, sizeof(devinfo));
+
/* resolve name */
while (port < cnt) {
devinfo.id = port;
return (port);
}
+#ifdef ISDN_P_FXS_POTS
+/* handle frames from pots */
+static int pots_sock_callback(struct lcr_fd *fd, unsigned int what, void *instance, int i)
+{
+ struct mISDNport *mISDNport = (struct mISDNport *)instance;
+ unsigned char buffer[2048+MISDN_HEADER_LEN];
+ struct mISDNhead *hh = (struct mISDNhead *)buffer;
+ unsigned int cont;
+ int ret;
+
+ ret = recv(fd->fd, buffer, sizeof(buffer), 0);
+ if (ret < 0) {
+ PERROR("read error frame, errno %d\n", errno);
+ return 0;
+ }
+ if (ret < (int)MISDN_HEADER_LEN) {
+ PERROR("read short frame, got %d, expected %d\n", ret, (int)MISDN_HEADER_LEN);
+ return 0;
+ }
+ switch(hh->prim) {
+ case PH_CONTROL_IND:
+ cont = *((unsigned int *)(buffer + MISDN_HEADER_LEN));
+ /* l1-control is sent to LCR */
+ if (mISDNport->ntmode)
+ stack2manager_fxs(mISDNport, cont);
+ else
+ PERROR("FXO not supported!\n");
+ break;
+ case PH_ACTIVATE_REQ:
+ break;
+
+ default:
+ PERROR("child message not handled: prim(0x%x) socket(%d) msg->len(%d)\n", hh->prim, fd->fd, ret-MISDN_HEADER_LEN);
+ }
+
+ return 0;
+}
+#endif
+
/*
* global function to add a new card (port)
*/
struct mISDN_devinfo devinfo;
unsigned int protocol, prop;
+ memset(&devinfo, 0, sizeof(devinfo));
+
/* check port counts */
ret = ioctl(mISDNsocket, IMGETCOUNT, &cnt);
if (ret < 0) {
pri = 1;
nt = 1;
}
-#ifdef ISDN_P_FXS
- if (devinfo.Dprotocols & (1 << ISDN_P_FXS)) {
+#ifdef ISDN_P_FXS_POTS
+ if (devinfo.Dprotocols & (1 << ISDN_P_FXO_POTS)) {
pots = 1;
te = 1;
}
-#endif
-#ifdef ISDN_P_FXO
- if (devinfo.Dprotocols & (1 << ISDN_P_FXO)) {
+ if (devinfo.Dprotocols & (1 << ISDN_P_FXS_POTS)) {
pots = 1;
nt = 1;
}
#endif
if (force_nt && !nt) {
- PERROR_RUNTIME("Port %d does not support NT-mode\n", port);
+ if (!pots)
+ PERROR_RUNTIME("Port %d does not support NT-mode\n", port);
+ else
+ PERROR_RUNTIME("Port %d does not support FXS-mode\n", port);
return(NULL);
}
if (bri && pri) {
PERROR_RUNTIME("Port %d supports BRI and PRI?? What kind of controller is that?. (Can't use this!)\n", port);
return(NULL);
}
- if (pots && !bri && !pri) {
- PERROR_RUNTIME("Port %d supports POTS, LCR does not!\n", port);
- return(NULL);
- }
- if (!bri && !pri) {
- PERROR_RUNTIME("Port %d does not support BRI nor PRI!\n", port);
+ if (!bri && !pri && !pots) {
+ PERROR_RUNTIME("Port %d does not support BRI nor PRI nor POTS!\n", port);
return(NULL);
}
if (!nt && !te) {
/* if TE an NT is supported (and not forced to NT), turn off NT */
if (te && nt)
nt = 0;
+ if (pots && te) {
+ PERROR_RUNTIME("Port %d uses FXO-mode, but not supported by LCR!\n", port);
+ return(NULL);
+ }
/* check for double use of port */
if (nt) {
}
/* allocate ressources of port */
- protocol = (nt)?L3_PROTOCOL_DSS1_NET:L3_PROTOCOL_DSS1_USER;
- prop = (1 << MISDN_FLG_L2_CLEAN);
- if (ptp) // ptp forced
- prop |= (1 << MISDN_FLG_PTP);
- if (nt) // supports hold/retrieve on nt-mode
- prop |= (1 << MISDN_FLG_NET_HOLD);
- if (l1hold) // supports layer 1 hold
- prop |= (1 << MISDN_FLG_L1_HOLD);
- if (l2hold) // supports layer 2 hold
- prop |= (1 << MISDN_FLG_L2_HOLD);
- /* open layer 3 and init upqueue */
- /* queue must be initializes, because l3-thread may send messages during open_layer3() */
- mqueue_init(&mISDNport->upqueue);
- mISDNport->ml3 = open_layer3(port, protocol, prop , do_layer3, mISDNport);
- if (!mISDNport->ml3) {
- mqueue_purge(&mISDNport->upqueue);
- PERROR_RUNTIME("open_layer3() failed for port %d\n", port);
- start_trace(port,
- ifport->interface,
- NULL,
- NULL,
- DIRECTION_NONE,
- CATEGORY_CH,
- 0,
- "PORT (open failed)");
- end_trace();
- mISDNport_close(mISDNport);
- return(NULL);
+ if (!pots) {
+ /* ISDN */
+ protocol = (nt)?L3_PROTOCOL_DSS1_NET:L3_PROTOCOL_DSS1_USER;
+ prop = (1 << MISDN_FLG_L2_CLEAN);
+ if (ptp) // ptp forced
+ prop |= (1 << MISDN_FLG_PTP);
+ if (nt) // supports hold/retrieve on nt-mode
+ prop |= (1 << MISDN_FLG_NET_HOLD);
+ if (l1hold) // supports layer 1 hold
+ prop |= (1 << MISDN_FLG_L1_HOLD);
+ if (l2hold) // supports layer 2 hold
+ prop |= (1 << MISDN_FLG_L2_HOLD);
+ /* open layer 3 and init upqueue */
+ /* queue must be initializes, because l3-thread may send messages during open_layer3() */
+ mqueue_init(&mISDNport->upqueue);
+ mISDNport->ml3 = open_layer3(port, protocol, prop , do_layer3, mISDNport);
+ if (!mISDNport->ml3) {
+ mqueue_purge(&mISDNport->upqueue);
+ PERROR_RUNTIME("open_layer3() failed for port %d\n", port);
+ start_trace(port,
+ ifport->interface,
+ NULL,
+ NULL,
+ DIRECTION_NONE,
+ CATEGORY_CH,
+ 0,
+ "PORT (open failed)");
+ end_trace();
+ mISDNport_close(mISDNport);
+ return(NULL);
+ }
+ } else {
+#ifdef ISDN_P_FXS_POTS
+ /* POTS */
+ int sock, ret;
+ struct sockaddr_mISDN addr;
+ struct mISDNhead act;
+
+ /* open socket */
+ /* queue must be initializes, because even pots interfaces are checked at mISDN_upqueue loop */
+ mqueue_init(&mISDNport->upqueue);
+ sock = socket(PF_ISDN, SOCK_DGRAM, (nt) ? ISDN_P_FXS_POTS : ISDN_P_FXO_POTS);
+ if (sock < 0) {
+ PERROR_RUNTIME("Cannot open mISDN due to '%s'.\n", strerror(errno));
+ return NULL;
+ }
+ /* bind socket to dchannel */
+ addr.family = AF_ISDN;
+ addr.dev = port;
+ addr.channel = 0;
+ ret = bind(sock, (struct sockaddr *)&addr, sizeof(addr));
+ if (ret < 0) {
+ PERROR_RUNTIME("Error: Failed to bind pots control channel\n");
+ start_trace(port,
+ ifport->interface,
+ NULL,
+ NULL,
+ DIRECTION_NONE,
+ CATEGORY_CH,
+ 0,
+ "PORT (open failed)");
+ end_trace();
+ return(NULL);
+ }
+ act.prim = PH_ACTIVATE_REQ;
+ act.id = 0;
+ ret = sendto(sock, &act, MISDN_HEADER_LEN, 0, NULL, 0);
+ if (ret <= 0)
+ PERROR("Failed to send to socket %d\n", sock);
+ mISDNport->pots_sock.fd = sock;
+ register_fd(&mISDNport->pots_sock, LCR_FD_READ, pots_sock_callback, mISDNport, i);
+#endif
}
SCPY(mISDNport->name, devinfo.name);
mISDNport->b_num = devinfo.nrbchan;
mISDNport->portnum = port;
mISDNport->ntmode = nt;
+ mISDNport->pots = pots;
mISDNport->tespecial = ifport->tespecial;
mISDNport->pri = pri;
mISDNport->ptp = ptp;
}
/* if ptp, pull up the link */
- if (mISDNport->l2hold && (mISDNport->ptp || !mISDNport->ntmode)) {
+ if (!pots && mISDNport->l2hold && (mISDNport->ptp || !mISDNport->ntmode)) {
mISDNport->ml3->to_layer3(mISDNport->ml3, MT_L2ESTABLISH, 0, NULL);
l1l2l3_trace_header(mISDNport, NULL, L2_ESTABLISH_REQ, DIRECTION_OUT);
add_trace("tei", NULL, "%d", 0);
schedule_timer(&mISDNport->l2establish, 5, 0); /* 5 seconds */
}
- /* for nt-mode ptmp the link is always up */
- if (mISDNport->ntmode && !mISDNport->ptp)
+ /* for POTS or nt-mode ptmp the link is always up */
+ if (pots || (mISDNport->ntmode && !mISDNport->ptp))
mISDNport->l2link = 1;
PDEBUG(DEBUG_BCHANNEL, "using 'mISDN_dsp.o' module\n");
CATEGORY_CH,
0,
"PORT (open)");
- add_trace("mode", NULL, (mISDNport->ntmode)?"network":"terminal");
+ if (!pots)
+ add_trace("mode", NULL, (mISDNport->ntmode)?"network":"terminal");
+ else
+ add_trace("mode", NULL, (mISDNport->ntmode)?"FXS":"FXO");
add_trace("channels", NULL, "%d", mISDNport->b_num);
if (mISDNport->ss5)
add_trace("ccitt#5", NULL, "enabled");
close_layer3(mISDNport->ml3);
}
+ /* close layer 1, if open */
+ if (mISDNport->pots_sock.fd) {
+ unregister_fd(&mISDNport->pots_sock);
+ close(mISDNport->pots_sock.fd);
+ }
+
/* purge upqueue */
mqueue_purge(&mISDNport->upqueue);
struct mISDNhead *hh = (struct mISDNhead *)buf;
int ret;
+ if ((ret = Port::bridge_rx(data, length)))
+ return ret;
+
if (p_m_b_index < 0)
return -EIO;
if (p_m_mISDNport->b_state[p_m_b_index] != B_STATE_ACTIVE)
/* check if high priority tones exist
* ignore data in this case
*/
- if (p_tone_name[0] || p_m_crypt_msg_loops || p_m_inband_send_on)
+ if (p_tone_name[0] || p_dov_tx || p_m_crypt_msg_loops || p_m_inband_send_on)
return -EBUSY;
/* preload procedure