X-Git-Url: http://git.eversberg.eu/gitweb.cgi?p=lcr.git;a=blobdiff_plain;f=gsm_ms.cpp;h=dbd3351c26d3a64a46e909fc47d7e472175b9ae0;hp=b966ad82654aaf8958b21169934dda49749ef4a1;hb=5463e1b62a39ce417b610584e3d34a8bc30ac15e;hpb=877a2dfd52782f72ba2d28483212166f2326b1fa

diff --git a/gsm_ms.cpp b/gsm_ms.cpp
index b966ad8..dbd3351 100644
--- a/gsm_ms.cpp
+++ b/gsm_ms.cpp
@@ -26,28 +26,28 @@ static int dtmf_timeout(struct lcr_timer *timer, void *instance, int index);
 /*
  * constructor
  */
-Pgsm_ms::Pgsm_ms(int type, struct mISDNport *mISDNport, char *portname, struct port_settings *settings, int channel, int exclusive, int mode) : Pgsm(type, mISDNport, portname, settings, channel, exclusive, mode)
+Pgsm_ms::Pgsm_ms(int type, char *portname, struct port_settings *settings, struct interface *interface) : Pgsm(type, portname, settings, interface)
 {
 	struct lcr_gsm *gsm_ms = gsm_ms_first;
-	char *ms_name = mISDNport->ifport->gsm_ms_name;
 
-	p_m_g_lcr_gsm = NULL;
+	p_g_lcr_gsm = NULL;
+	SCPY(p_g_ms_name, interface->gsm_ms_name);
 
 	while (gsm_ms) {
-		if (gsm_ms->type == LCR_GSM_TYPE_MS && !strcmp(gsm_ms->name, ms_name)) {
-			p_m_g_lcr_gsm = gsm_ms;
+		if (gsm_ms->type == LCR_GSM_TYPE_MS && !strcmp(gsm_ms->name, p_g_ms_name)) {
+			p_g_lcr_gsm = gsm_ms;
 			break;
 		}
 		gsm_ms = gsm_ms->gsm_ms_next;
 	}
 
-	p_m_g_dtmf_state = DTMF_ST_IDLE;
-	p_m_g_dtmf_index = 0;
-	p_m_g_dtmf[0] = '\0';
-	memset(&p_m_g_dtmf_timer, 0, sizeof(p_m_g_dtmf_timer));
-	add_timer(&p_m_g_dtmf_timer, dtmf_timeout, this, 0);
+	p_g_dtmf_state = DTMF_ST_IDLE;
+	p_g_dtmf_index = 0;
+	p_g_dtmf[0] = '\0';
+	memset(&p_g_dtmf_timer, 0, sizeof(p_g_dtmf_timer));
+	add_timer(&p_g_dtmf_timer, dtmf_timeout, this, 0);
 
-	PDEBUG(DEBUG_GSM, "Created new GSMMSPort(%s %s).\n", portname, ms_name);
+	PDEBUG(DEBUG_GSM, "Created new GSMMSPort(%s %s).\n", portname, p_g_ms_name);
 }
 
 /*
@@ -56,7 +56,7 @@ Pgsm_ms::Pgsm_ms(int type, struct mISDNport *mISDNport, char *portname, struct p
 Pgsm_ms::~Pgsm_ms()
 {
 	PDEBUG(DEBUG_GSM, "Destroyed GSM MS process(%s).\n", p_name);
-	del_timer(&p_m_g_dtmf_timer);
+	del_timer(&p_g_dtmf_timer);
 }
 
 /*
@@ -65,21 +65,19 @@ Pgsm_ms::~Pgsm_ms()
 /* SETUP INDICATION */
 void Pgsm_ms::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc)
 {
-	int ret;
 	class Endpoint *epoint;
 	struct lcr_msg *message;
-	int channel;
 	struct gsm_mncc *mode, *proceeding, *frame;
 
 	/* process given callref */
-	l1l2l3_trace_header(p_m_mISDNport, this, L3_NEW_L3ID_IND, DIRECTION_IN);
+	gsm_trace_header(p_g_interface_name, this, 0, DIRECTION_IN);
 	add_trace("callref", "new", "0x%x", callref);
-	if (p_m_g_callref) {
+	if (p_g_callref) {
 		/* release in case the ID is already in use */
 		add_trace("error", NULL, "callref already in use");
 		end_trace();
 		mncc = create_mncc(MNCC_REJ_REQ, callref);
-		gsm_trace_header(p_m_mISDNport, this, MNCC_REJ_REQ, DIRECTION_OUT);
+		gsm_trace_header(p_g_interface_name, this, MNCC_REJ_REQ, DIRECTION_OUT);
 		mncc->fields |= MNCC_F_CAUSE;
 		mncc->cause.coding = 3;
 		mncc->cause.location = 1;
@@ -89,34 +87,15 @@ void Pgsm_ms::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_
 		add_trace("cause", "value", "%d", mncc->cause.value);
 		add_trace("reason", NULL, "callref already in use");
 		end_trace();
-		send_and_free_mncc(p_m_g_lcr_gsm, mncc->msg_type, mncc);
+		send_and_free_mncc(p_g_lcr_gsm, mncc->msg_type, mncc);
 		new_state(PORT_STATE_RELEASE);
-		trigger_work(&p_m_g_delete);
+		trigger_work(&p_g_delete);
 		return;
 	}
-	p_m_g_callref = callref;
+	p_g_callref = callref;
 	end_trace();
 
-	/* if blocked, release call with MT_RELEASE_COMPLETE */
-	if (p_m_mISDNport->ifport->block) {
-		mncc = create_mncc(MNCC_REJ_REQ, p_m_g_callref);
-		gsm_trace_header(p_m_mISDNport, this, MNCC_REJ_REQ, DIRECTION_OUT);
-		mncc->fields |= MNCC_F_CAUSE;
-		mncc->cause.coding = 3;
-		mncc->cause.location = 1;
-		mncc->cause.value = 27;
-		add_trace("cause", "coding", "%d", mncc->cause.coding);
-		add_trace("cause", "location", "%d", mncc->cause.location);
-		add_trace("cause", "value", "%d", mncc->cause.value);
-		add_trace("reason", NULL, "port is blocked");
-		end_trace();
-		send_and_free_mncc(p_m_g_lcr_gsm, mncc->msg_type, mncc);
-		new_state(PORT_STATE_RELEASE);
-		trigger_work(&p_m_g_delete);
-		return;
-	}
-
-	gsm_trace_header(p_m_mISDNport, this, MNCC_SETUP_IND, DIRECTION_IN);
+	gsm_trace_header(p_g_interface_name, this, MNCC_SETUP_IND, DIRECTION_IN);
 	/* caller information */
 	p_callerinfo.ntype = INFO_NTYPE_NOTPRESENT;
 	if (mncc->fields & MNCC_F_CALLING) {
@@ -169,8 +148,7 @@ void Pgsm_ms::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_
 		add_trace("calling", "screen", "%d", mncc->calling.screen);
 		add_trace("calling", "number", "%s", mncc->calling.number);
 	}
-	p_callerinfo.isdn_port = p_m_portnum;
-	SCPY(p_callerinfo.interface, p_m_mISDNport->ifport->interface->name);
+	SCPY(p_callerinfo.interface, p_g_interface_name);
 	/* dialing information */
 	if (mncc->fields & MNCC_F_CALLED) {
 		SCAT(p_dialinginfo.id, mncc->called.number);
@@ -244,7 +222,6 @@ void Pgsm_ms::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_
 		add_trace("redir", "present", "%d", mncc->redirecting.present);
 		add_trace("redir", "screen", "%d", mncc->redirecting.screen);
 		add_trace("redir", "number", "%s", mncc->redirecting.number);
-		p_redirinfo.isdn_port = p_m_portnum;
 	}
 	/* bearer capability */
 	if (mncc->fields & MNCC_F_BEARER_CAP) {
@@ -282,35 +259,6 @@ void Pgsm_ms::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_
 
 	end_trace();
 
-	/* hunt channel */
-	ret = channel = hunt_bchannel();
-	if (ret < 0)
-		goto no_channel;
-
-	/* open channel */
-	ret = seize_bchannel(channel, 1);
-	if (ret < 0) {
-		no_channel:
-		mncc = create_mncc(MNCC_REJ_REQ, p_m_g_callref);
-		gsm_trace_header(p_m_mISDNport, this, MNCC_REJ_REQ, DIRECTION_OUT);
-		mncc->fields |= MNCC_F_CAUSE;
-		mncc->cause.coding = 3;
-		mncc->cause.location = 1;
-		mncc->cause.value = 34;
-		add_trace("cause", "coding", "%d", mncc->cause.coding);
-		add_trace("cause", "location", "%d", mncc->cause.location);
-		add_trace("cause", "value", "%d", mncc->cause.value);
-		add_trace("reason", NULL, "no channel");
-		end_trace();
-		send_and_free_mncc(p_m_g_lcr_gsm, mncc->msg_type, mncc);
-		new_state(PORT_STATE_RELEASE);
-		trigger_work(&p_m_g_delete);
-		return;
-	}
-	bchannel_event(p_m_mISDNport, p_m_b_index, B_EVENT_USE);
-	if (bchannel_open(p_m_b_index))
-		goto no_channel;
-
 	/* create endpoint */
 	if (p_epointlist)
 		FATAL("Incoming call but already got an endpoint.\n");
@@ -321,37 +269,36 @@ void Pgsm_ms::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_
 	epointlist_new(epoint->ep_serial);
 
 	/* modify lchan to GSM codec V1 */
-	gsm_trace_header(p_m_mISDNport, this, MNCC_LCHAN_MODIFY, DIRECTION_OUT);
-	mode = create_mncc(MNCC_LCHAN_MODIFY, p_m_g_callref);
+	gsm_trace_header(p_g_interface_name, this, MNCC_LCHAN_MODIFY, DIRECTION_OUT);
+	mode = create_mncc(MNCC_LCHAN_MODIFY, p_g_callref);
 	mode->lchan_mode = 0x01; /* GSM V1 */
 	mode->lchan_type = 0x02;
 	add_trace("mode", NULL, "0x%02x", mode->lchan_mode);
 	end_trace();
-	send_and_free_mncc(p_m_g_lcr_gsm, mode->msg_type, mode);
+	send_and_free_mncc(p_g_lcr_gsm, mode->msg_type, mode);
 
 	/* send call proceeding */
-	gsm_trace_header(p_m_mISDNport, this, MNCC_CALL_CONF_REQ, DIRECTION_OUT);
-	proceeding = create_mncc(MNCC_CALL_CONF_REQ, p_m_g_callref);
+	gsm_trace_header(p_g_interface_name, this, MNCC_CALL_CONF_REQ, DIRECTION_OUT);
+	proceeding = create_mncc(MNCC_CALL_CONF_REQ, p_g_callref);
 	// FIXME: bearer
 	/* DTMF supported */
 	proceeding->fields |= MNCC_F_CCCAP;
 	proceeding->cccap.dtmf = 1;
 	end_trace();
-	send_and_free_mncc(p_m_g_lcr_gsm, proceeding->msg_type, proceeding);
+	send_and_free_mncc(p_g_lcr_gsm, proceeding->msg_type, proceeding);
 
 	new_state(PORT_STATE_IN_PROCEEDING);
 
-	if (p_m_mISDNport->tones && !p_m_g_tch_connected) { /* only if ... */
-		gsm_trace_header(p_m_mISDNport, this, MNCC_FRAME_RECV, DIRECTION_OUT);
+	if (p_g_tones && !p_g_tch_connected) { /* only if ... */
+		gsm_trace_header(p_g_interface_name, this, MNCC_FRAME_RECV, DIRECTION_OUT);
 		end_trace();
-		frame = create_mncc(MNCC_FRAME_RECV, p_m_g_callref);
-		send_and_free_mncc(p_m_g_lcr_gsm, frame->msg_type, frame);
-		p_m_g_tch_connected = 1;
+		frame = create_mncc(MNCC_FRAME_RECV, p_g_callref);
+		send_and_free_mncc(p_g_lcr_gsm, frame->msg_type, frame);
+		p_g_tch_connected = 1;
 	}
 
 	/* send setup message to endpoit */
 	message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_SETUP);
-	message->param.setup.isdn_port = p_m_portnum;
 	message->param.setup.port_type = p_type;
 //	message->param.setup.dtmf = 0;
 	memcpy(&message->param.setup.dialinginfo, &p_dialinginfo, sizeof(struct dialing_info));
@@ -368,12 +315,13 @@ void Pgsm_ms::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_
  */
 int message_ms(struct lcr_gsm *gsm_ms, int msg_type, void *arg)
 {
+	struct interface *interface = gsm_ms->interface;
 	struct gsm_mncc *mncc = (struct gsm_mncc *)arg;
 	unsigned int callref = mncc->callref;
 	class Port *port;
 	class Pgsm_ms *pgsm_ms = NULL;
 	char name[64];
-	struct mISDNport *mISDNport;
+//	struct mISDNport *mISDNport;
 
 	/* Special messages */
 	switch (msg_type) {
@@ -385,7 +333,7 @@ int message_ms(struct lcr_gsm *gsm_ms, int msg_type, void *arg)
 	while(port) {
 		if ((port->p_type & PORT_CLASS_GSM_MASK) == PORT_CLASS_GSM_MS) {
 			pgsm_ms = (class Pgsm_ms *)port;
-			if (pgsm_ms->p_m_g_callref == callref) {
+			if (pgsm_ms->p_g_callref == callref) {
 				break;
 			}
 		}
@@ -401,6 +349,7 @@ int message_ms(struct lcr_gsm *gsm_ms, int msg_type, void *arg)
 	if (!port) {
 		if (msg_type != MNCC_SETUP_IND)
 			return(0);
+#if 0
 		/* find gsm ms port */
 		mISDNport = mISDNport_first;
 		while(mISDNport) {
@@ -424,10 +373,10 @@ int message_ms(struct lcr_gsm *gsm_ms, int msg_type, void *arg)
 			send_and_free_mncc(gsm_ms, rej->msg_type, rej);
 			return 0;
 		}
+#endif
 		/* creating port object, transparent until setup with hdlc */
-		SPRINT(name, "%s-%d-in", mISDNport->ifport->interface->name, mISDNport->portnum);
-		if (!(pgsm_ms = new Pgsm_ms(PORT_TYPE_GSM_MS_IN, mISDNport, name, NULL, 0, 0, B_MODE_TRANSPARENT)))
-
+		SPRINT(name, "%s-%d-in", interface->name, 0);
+		if (!(pgsm_ms = new Pgsm_ms(PORT_TYPE_GSM_MS_IN, name, NULL, interface)))
 			FATAL("Cannot create Port instance.\n");
 	}
 
@@ -482,10 +431,8 @@ int message_ms(struct lcr_gsm *gsm_ms, int msg_type, void *arg)
 void Pgsm_ms::message_setup(unsigned int epoint_id, int message_id, union parameter *param)
 {
 	struct lcr_msg *message;
-	int ret;
 	struct epoint_list *epointlist;
 	struct gsm_mncc *mncc;
-	int channel;
 
 	/* copy setup infos to port */
 	memcpy(&p_callerinfo, &param->setup.callerinfo, sizeof(p_callerinfo));
@@ -494,22 +441,22 @@ void Pgsm_ms::message_setup(unsigned int epoint_id, int message_id, union parame
 	memcpy(&p_redirinfo, &param->setup.redirinfo, sizeof(p_redirinfo));
 
 	/* no instance */
-	if (!p_m_g_lcr_gsm || p_m_g_lcr_gsm->mncc_lfd.fd < 0) {
-		gsm_trace_header(p_m_mISDNport, this, MNCC_SETUP_REQ, DIRECTION_OUT);
-		add_trace("failure", NULL, "MS %s instance is unavailable", p_m_mISDNport->ifport->gsm_ms_name);
+	if (!p_g_lcr_gsm || p_g_lcr_gsm->mncc_lfd.fd < 0) {
+		gsm_trace_header(p_g_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT);
+		add_trace("failure", NULL, "MS %s instance is unavailable", p_g_ms_name);
 		end_trace();
 		message = message_create(p_serial, epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
 		message->param.disconnectinfo.cause = 41;
 		message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
 		message_put(message);
 		new_state(PORT_STATE_RELEASE);
-		trigger_work(&p_m_g_delete);
+		trigger_work(&p_g_delete);
 		return;
 	}
 	
 	/* no number */
 	if (!p_dialinginfo.id[0]) {
-		gsm_trace_header(p_m_mISDNport, this, MNCC_SETUP_REQ, DIRECTION_OUT);
+		gsm_trace_header(p_g_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT);
 		add_trace("failure", NULL, "No dialed subscriber given.");
 		end_trace();
 		message = message_create(p_serial, epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
@@ -517,46 +464,9 @@ void Pgsm_ms::message_setup(unsigned int epoint_id, int message_id, union parame
 		message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
 		message_put(message);
 		new_state(PORT_STATE_RELEASE);
-		trigger_work(&p_m_g_delete);
+		trigger_work(&p_g_delete);
 		return;
 	}
-	
-	/* release if port is blocked */
-	if (p_m_mISDNport->ifport->block) {
-		gsm_trace_header(p_m_mISDNport, this, MNCC_SETUP_REQ, DIRECTION_OUT);
-		add_trace("failure", NULL, "Port blocked.");
-		end_trace();
-		message = message_create(p_serial, epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
-		message->param.disconnectinfo.cause = 27; // temp. unavail.
-		message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
-		message_put(message);
-		new_state(PORT_STATE_RELEASE);
-		trigger_work(&p_m_g_delete);
-		return;
-	}
-
-	/* hunt channel */
-	ret = channel = hunt_bchannel();
-	if (ret < 0)
-		goto no_channel;
-	/* open channel */
-	ret = seize_bchannel(channel, 1);
-	if (ret < 0) {
-		no_channel:
-		gsm_trace_header(p_m_mISDNport, this, MNCC_SETUP_REQ, DIRECTION_OUT);
-		add_trace("failure", NULL, "No internal audio channel available.");
-		end_trace();
-		message = message_create(p_serial, epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
-		message->param.disconnectinfo.cause = 34;
-		message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
-		message_put(message);
-		new_state(PORT_STATE_RELEASE);
-		trigger_work(&p_m_g_delete);
-		return;
-	}
-	bchannel_event(p_m_mISDNport, p_m_b_index, B_EVENT_USE);
-	if (bchannel_open(p_m_b_index))
-		goto no_channel;
 
 	/* attach only if not already */
 	epointlist = p_epointlist;
@@ -569,13 +479,13 @@ void Pgsm_ms::message_setup(unsigned int epoint_id, int message_id, union parame
 		epointlist_new(epoint_id);
 
 	/* creating l3id */
-	l1l2l3_trace_header(p_m_mISDNport, this, L3_NEW_L3ID_REQ, DIRECTION_OUT);
-	p_m_g_callref = new_callref++;
-	add_trace("callref", "new", "0x%x", p_m_g_callref);
+	gsm_trace_header(p_g_interface_name, this, 0, DIRECTION_OUT);
+	p_g_callref = new_callref++;
+	add_trace("callref", "new", "0x%x", p_g_callref);
 	end_trace();
 
-	gsm_trace_header(p_m_mISDNport, this, MNCC_SETUP_REQ, DIRECTION_OUT);
-	mncc = create_mncc(MNCC_SETUP_REQ, p_m_g_callref);
+	gsm_trace_header(p_g_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT);
+	mncc = create_mncc(MNCC_SETUP_REQ, p_g_callref);
 	if (!strncasecmp(p_dialinginfo.id, "emerg", 5)) {
 		mncc->emergency = 1;
 	} else {
@@ -631,7 +541,7 @@ void Pgsm_ms::message_setup(unsigned int epoint_id, int message_id, union parame
 	}
 
 	end_trace();
-	send_and_free_mncc(p_m_g_lcr_gsm, mncc->msg_type, mncc);
+	send_and_free_mncc(p_g_lcr_gsm, mncc->msg_type, mncc);
 
 	new_state(PORT_STATE_OUT_SETUP);
 
@@ -639,49 +549,51 @@ void Pgsm_ms::message_setup(unsigned int epoint_id, int message_id, union parame
 	message_put(message);
 
 	new_state(PORT_STATE_OUT_PROCEEDING);
+
+	p_g_rtp_bridge = 0;
 }
 
 void Pgsm_ms::dtmf_statemachine(struct gsm_mncc *mncc)
 {
 	struct gsm_mncc *dtmf;
 
-	switch (p_m_g_dtmf_state) {
+	switch (p_g_dtmf_state) {
 	case DTMF_ST_SPACE:
 	case DTMF_ST_IDLE:
 		/* end of string */
-		if (!p_m_g_dtmf[p_m_g_dtmf_index]) {
+		if (!p_g_dtmf[p_g_dtmf_index]) {
 			PDEBUG(DEBUG_GSM, "done with DTMF\n");
-			p_m_g_dtmf_state = DTMF_ST_IDLE;
+			p_g_dtmf_state = DTMF_ST_IDLE;
 			return;
 		}
-		gsm_trace_header(p_m_mISDNport, this, MNCC_START_DTMF_REQ, DIRECTION_OUT);
-		dtmf = create_mncc(MNCC_START_DTMF_REQ, p_m_g_callref);
-		dtmf->keypad = p_m_g_dtmf[p_m_g_dtmf_index++];
-		p_m_g_dtmf_state = DTMF_ST_START;
+		gsm_trace_header(p_g_interface_name, this, MNCC_START_DTMF_REQ, DIRECTION_OUT);
+		dtmf = create_mncc(MNCC_START_DTMF_REQ, p_g_callref);
+		dtmf->keypad = p_g_dtmf[p_g_dtmf_index++];
+		p_g_dtmf_state = DTMF_ST_START;
 		PDEBUG(DEBUG_GSM, "start DTMF (keypad %c)\n",
 			dtmf->keypad);
 		end_trace();
-		send_and_free_mncc(p_m_g_lcr_gsm, dtmf->msg_type, dtmf);
+		send_and_free_mncc(p_g_lcr_gsm, dtmf->msg_type, dtmf);
 		return;
 	case DTMF_ST_START:
 		if (mncc->msg_type != MNCC_START_DTMF_RSP) {
 			PDEBUG(DEBUG_GSM, "DTMF was rejected\n");
 			return;
 		}
-		schedule_timer(&p_m_g_dtmf_timer, 0, 70 * 1000);
-		p_m_g_dtmf_state = DTMF_ST_MARK;
+		schedule_timer(&p_g_dtmf_timer, 0, 70 * 1000);
+		p_g_dtmf_state = DTMF_ST_MARK;
 		PDEBUG(DEBUG_GSM, "DTMF is on\n");
 		break;
 	case DTMF_ST_MARK:
-		gsm_trace_header(p_m_mISDNport, this, MNCC_STOP_DTMF_REQ, DIRECTION_OUT);
-		dtmf = create_mncc(MNCC_STOP_DTMF_REQ, p_m_g_callref);
-		p_m_g_dtmf_state = DTMF_ST_STOP;
+		gsm_trace_header(p_g_interface_name, this, MNCC_STOP_DTMF_REQ, DIRECTION_OUT);
+		dtmf = create_mncc(MNCC_STOP_DTMF_REQ, p_g_callref);
+		p_g_dtmf_state = DTMF_ST_STOP;
 		end_trace();
-		send_and_free_mncc(p_m_g_lcr_gsm, dtmf->msg_type, dtmf);
+		send_and_free_mncc(p_g_lcr_gsm, dtmf->msg_type, dtmf);
 		return;
 	case DTMF_ST_STOP:
-		schedule_timer(&p_m_g_dtmf_timer, 0, 120 * 1000);
-		p_m_g_dtmf_state = DTMF_ST_SPACE;
+		schedule_timer(&p_g_dtmf_timer, 0, 120 * 1000);
+		p_g_dtmf_state = DTMF_ST_SPACE;
 		PDEBUG(DEBUG_GSM, "DTMF is off\n");
 		break;
 	}
@@ -708,12 +620,12 @@ void Pgsm_ms::message_dtmf(unsigned int epoint_id, int message_id, union paramet
 		return;
 
 	/* schedule */
-	if (p_m_g_dtmf_state == DTMF_ST_IDLE) {
-		p_m_g_dtmf_index = 0;
-		p_m_g_dtmf[0] = '\0';
+	if (p_g_dtmf_state == DTMF_ST_IDLE) {
+		p_g_dtmf_index = 0;
+		p_g_dtmf[0] = '\0';
 	}
-	SCCAT(p_m_g_dtmf, digit);
-	if (p_m_g_dtmf_state == DTMF_ST_IDLE)
+	SCCAT(p_g_dtmf, digit);
+	if (p_g_dtmf_state == DTMF_ST_IDLE)
 		dtmf_statemachine(NULL);
 }
 
@@ -731,12 +643,12 @@ void Pgsm_ms::message_information(unsigned int epoint_id, int message_id, union
 			continue;
 
 		/* schedule */
-		if (p_m_g_dtmf_state == DTMF_ST_IDLE) {
-			p_m_g_dtmf_index = 0;
-			p_m_g_dtmf[0] = '\0';
+		if (p_g_dtmf_state == DTMF_ST_IDLE) {
+			p_g_dtmf_index = 0;
+			p_g_dtmf[0] = '\0';
 		}
-		SCCAT(p_m_g_dtmf, digit);
-		if (p_m_g_dtmf_state == DTMF_ST_IDLE)
+		SCCAT(p_g_dtmf, digit);
+		if (p_g_dtmf_state == DTMF_ST_IDLE)
 			dtmf_statemachine(NULL);
 	}
 }
@@ -794,7 +706,7 @@ int gsm_ms_init(void)
 }
 
 /* add a new GSM mobile instance */
-int gsm_ms_new(const char *name)
+int gsm_ms_new(struct interface *interface)
 {
 	struct lcr_gsm *gsm_ms = gsm_ms_first, **gsm_ms_p = &gsm_ms_first;
 
@@ -803,15 +715,16 @@ int gsm_ms_new(const char *name)
 		gsm_ms = gsm_ms->gsm_ms_next;
 	}
 
-	PDEBUG(DEBUG_GSM, "GSM: interface for MS '%s' is created\n", name);
+	PDEBUG(DEBUG_GSM, "GSM: interface for MS '%s' is created\n", interface->gsm_ms_name);
 
 	/* create gsm instance */
 	gsm_ms = (struct lcr_gsm *)MALLOC(sizeof(struct lcr_gsm));
 
+	gsm_ms->interface = interface;
 	gsm_ms->type = LCR_GSM_TYPE_MS;
-	SCPY(gsm_ms->name, name);
+	SCPY(gsm_ms->name, interface->gsm_ms_name);
 	gsm_ms->sun.sun_family = AF_UNIX;
-	SPRINT(gsm_ms->sun.sun_path, "/tmp/ms_mncc_%s", name);
+	SPRINT(gsm_ms->sun.sun_path, "/tmp/ms_mncc_%s", gsm_ms->name);
 
 	memset(&gsm_ms->socket_retry, 0, sizeof(gsm_ms->socket_retry));
 	add_timer(&gsm_ms->socket_retry, mncc_socket_retry_cb, gsm_ms, 0);
@@ -851,10 +764,10 @@ int gsm_ms_delete(const char *name)
 	while(port) {
 		if ((port->p_type & PORT_CLASS_GSM_MASK) == PORT_CLASS_GSM_MS) {
 			pgsm_ms = (class Pgsm_ms *)port;
-			if (pgsm_ms->p_m_g_lcr_gsm == gsm_ms && pgsm_ms->p_m_g_callref) {
+			if (pgsm_ms->p_g_lcr_gsm == gsm_ms && pgsm_ms->p_g_callref) {
 				struct gsm_mncc *rej;
 
-				rej = create_mncc(MNCC_REL_REQ, pgsm_ms->p_m_g_callref);
+				rej = create_mncc(MNCC_REL_REQ, pgsm_ms->p_g_callref);
 				rej->fields |= MNCC_F_CAUSE;
 				rej->cause.coding = 3;
 				rej->cause.location = 1;
@@ -866,7 +779,7 @@ int gsm_ms_delete(const char *name)
 				end_trace();
 				send_and_free_mncc(gsm_ms, rej->msg_type, rej);
 				pgsm_ms->new_state(PORT_STATE_RELEASE);
-				trigger_work(&pgsm_ms->p_m_g_delete);
+				trigger_work(&pgsm_ms->p_g_delete);
 			}
 		}
 	}