some minor fixes
[lcr.git] / dss1.cpp
index 419223f..2df2645 100644 (file)
--- a/dss1.cpp
+++ b/dss1.cpp
@@ -9,26 +9,24 @@
 **                                                                           **
 \*****************************************************************************/ 
 
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
 #include "main.h"
-#include <unistd.h>
-#include <poll.h>
-#include <errno.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
+#include "myisdn.h"
+#ifndef SOCKET_MISDN
+// old mISDN
 extern "C" {
 #include <mISDNuser/net_l2.h>
 }
+#else
+// socket mISDN
+#include <sys/socket.h>
+extern "C" {
+}
+#include <q931.h>
+extern unsigned long mt_assign_pid;
+#endif
 
-#include "q931.h"
 #include "ie.cpp"
 
-
 /*
  * constructor
  */
@@ -59,12 +57,14 @@ Pdss1::~Pdss1()
        if (p_m_d_notify_pending)
                message_free(p_m_d_notify_pending);
 
+#ifndef SOCKET_MISDN
        /* check how many processes are left */
        if (p_m_d_ntmode == 1)
        {
                if (p_m_mISDNport->nst.layer3->proc)
                        PDEBUG(DEBUG_ISDN, "destroyed mISDNPort(%s). WARNING: There is still a layer 3 process left. Ignore this, if currently are other calls. This message is not an error!\n", p_name);
        }
+#endif
 }
 
 
@@ -138,7 +138,11 @@ msg_t *create_l2msg(int prim, int dinfo, int size) /* NT only */
  * return: <0: error, call is released, -cause is given
  *         0: ok, nothing to do
  */
+#ifdef SOCKET_MISDN
+int Pdss1::received_first_reply_to_setup(unsigned long cmd, int channel, int exclusive)
+#else
 int Pdss1::received_first_reply_to_setup(unsigned long prim, int channel, int exclusive)
+#endif
 {
        int ret;
 #ifdef SOCKET_MISDN
@@ -270,7 +274,11 @@ int Pdss1::received_first_reply_to_setup(unsigned long prim, int channel, int ex
                /*** we sent 'no channel available' ***/
 
                /* if not the first reply, but a connect, we are forced */
+#ifdef SOCKET_MISDN
+               if (cmd==MT_CONNECT && p_state!=PORT_STATE_OUT_SETUP)
+#else
                if (prim==(CC_CONNECT | INDICATION) && p_state!=PORT_STATE_OUT_SETUP)
+#endif
                {
                        chan_trace_header(p_m_mISDNport, this, "CHANNEL SELECTION (connect)", DIRECTION_NONE);
                        add_trace("channel", "request", "no-channel");
@@ -351,7 +359,7 @@ int Pdss1::received_first_reply_to_setup(unsigned long prim, int channel, int ex
 #endif
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RELEASE_COMPLETE, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RELEASE_COMPLETE, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -515,9 +523,31 @@ void Pdss1::setup_ind(unsigned long prim, unsigned long dinfo, void *data)
        unsigned char useruser[128];
        int useruser_len = 0, useruser_protocol;
        class Endpoint *epoint;
-       struct message *message;
+       struct lcr_msg *message;
 
-#ifndef SOCKET_MISDN
+#ifdef SOCKET_MISDN
+       /* process given callref */
+       l1l2l3_trace_header(p_m_mISDNport, this, L3_NEW_L3ID_IND, DIRECTION_IN);
+       add_trace("callref", "new", "0x%x", pid);
+       if (p_m_d_l3id)
+       {
+               /* release in case the ID is already in use */
+               add_trace("error", NULL, "callref already in use");
+               end_trace();
+               l3m = create_l3msg();
+               l1l2l3_trace_header(p_m_mISDNport, this, L3_RELEASE_COMPLETE_REQ, DIRECTION_OUT);
+               enc_ie_cause(l3m, (p_m_mISDNport->locally)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, 47);
+               add_trace("reason", NULL, "callref already in use");
+               end_trace();
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RELEASE_COMPLETE, pid, l3m);
+               new_state(PORT_STATE_RELEASE);
+               p_m_delete = 1;
+               return;
+       }
+       p_m_d_l3id = pid;
+       p_m_d_ces = pid >> 16;
+       end_trace();
+#else
        /* callref from nt-lib */
        if (p_m_d_ntmode)
        {
@@ -569,11 +599,10 @@ void Pdss1::setup_ind(unsigned long prim, unsigned long dinfo, void *data)
        /* if blocked, release call with MT_RELEASE_COMPLETE */
        if (p_m_mISDNport->ifport->block)
        {
-               RELEASE_COMPLETE_t *release_complete;
-
 #ifdef SOCKET_MISDN
                l3m = create_l3msg();
 #else
+               RELEASE_COMPLETE_t *release_complete;
                dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, dinfo, sizeof(RELEASE_COMPLETE_t), p_m_d_ntmode);
                release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + headerlen);
 #endif
@@ -586,7 +615,7 @@ void Pdss1::setup_ind(unsigned long prim, unsigned long dinfo, void *data)
                add_trace("reason", NULL, "port blocked");
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RELEASE_COMPLETE, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RELEASE_COMPLETE, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -802,7 +831,7 @@ void Pdss1::setup_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RELEASE_COMPLETE, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RELEASE_COMPLETE, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -850,13 +879,13 @@ void Pdss1::information_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
        int type, plan;
        unsigned char keypad[32] = "";
-       struct message *message;
+       struct lcr_msg *message;
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_INFORMATION_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_called_pn(information->CALLED_PN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, (unsigned char *)p_dialinginfo.id, sizeof(p_dialinginfo.id));
-       dec_ie_keypad(information->KEYPAD, (Q931_info_t *)((unsigned long)data+headerlen), (unsigned char *)keypad, sizeof(keypad));
-       dec_ie_complete(information->COMPLETE, (Q931_info_t *)((unsigned long)data+headerlen), &p_dialinginfo.sending_complete);
+       dec_ie_called_pn(l3m, &type, &plan, (unsigned char *)p_dialinginfo.id, sizeof(p_dialinginfo.id));
+       dec_ie_keypad(l3m, (unsigned char *)keypad, sizeof(keypad));
+       dec_ie_complete(l3m, &p_dialinginfo.sending_complete);
 #else
        dec_ie_called_pn(information->CALLED_PN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, (unsigned char *)p_dialinginfo.id, sizeof(p_dialinginfo.id));
        dec_ie_keypad(information->KEYPAD, (Q931_info_t *)((unsigned long)data+headerlen), (unsigned char *)keypad, sizeof(keypad));
@@ -900,12 +929,12 @@ void Pdss1::setup_acknowledge_ind(unsigned long prim, unsigned long dinfo, void
        int exclusive, channel;
        int coding, location, progress;
        int ret;
-       struct message *message;
+       struct lcr_msg *message;
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_SETUP_ACKNOWLEDGE_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_channel_id(setup_acknowledge->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
-       dec_ie_progress(setup_acknowledge->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &location, &progress);
+       dec_ie_channel_id(l3m, &exclusive, &channel);
+       dec_ie_progress(l3m, &coding, &location, &progress);
 #else
        dec_ie_channel_id(setup_acknowledge->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
        dec_ie_progress(setup_acknowledge->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &location, &progress);
@@ -913,7 +942,11 @@ void Pdss1::setup_acknowledge_ind(unsigned long prim, unsigned long dinfo, void
        end_trace();
 
        /* process channel */
+#ifdef SOCKET_MISDN
+       ret = received_first_reply_to_setup(cmd, channel, exclusive);
+#else
        ret = received_first_reply_to_setup(prim, channel, exclusive);
+#endif
        if (ret < 0)
        {
                message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
@@ -944,16 +977,16 @@ void Pdss1::proceeding_ind(unsigned long prim, unsigned long dinfo, void *data)
        int exclusive, channel;
        int coding, location, progress;
        int ret;
-       struct message *message;
+       struct lcr_msg *message;
        int notify = -1, type, plan, present;
        char redir[32];
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_PROCEEDING_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_channel_id(proceeding->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
-       dec_ie_progress(proceeding->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &location, &progress);
-       dec_ie_notify(NULL/*proceeding->NOTIFY*/, (Q931_info_t *)((unsigned long)data+headerlen), &notify);
-       dec_ie_redir_dn(proceeding->REDIR_DN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, (unsigned char *)redir, sizeof(redir));
+       dec_ie_channel_id(l3m, &exclusive, &channel);
+       dec_ie_progress(l3m, &coding, &location, &progress);
+       dec_ie_notify(l3m, &notify);
+       dec_ie_redir_dn(l3m, &type, &plan, &present, (unsigned char *)redir, sizeof(redir));
 #else
        dec_ie_channel_id(proceeding->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
        dec_ie_progress(proceeding->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &location, &progress);
@@ -962,7 +995,11 @@ void Pdss1::proceeding_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
        end_trace();
 
+#ifdef SOCKET_MISDN
+       ret = received_first_reply_to_setup(cmd, channel, exclusive);
+#else
        ret = received_first_reply_to_setup(prim, channel, exclusive);
+#endif
        if (ret < 0)
        {
                message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
@@ -1039,16 +1076,16 @@ void Pdss1::alerting_ind(unsigned long prim, unsigned long dinfo, void *data)
        int exclusive, channel;
        int coding, location, progress;
        int ret;
-       struct message *message;
+       struct lcr_msg *message;
        int notify = -1, type, plan, present;
        char redir[32];
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_ALERTING_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_channel_id(alerting->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
-       dec_ie_progress(alerting->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &location, &progress);
-       dec_ie_notify(NULL/*alerting->NOTIFY*/, (Q931_info_t *)((unsigned long)data+headerlen), &notify);
-       dec_ie_redir_dn(alerting->REDIR_DN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, (unsigned char *)redir, sizeof(redir));
+       dec_ie_channel_id(l3m, &exclusive, &channel);
+       dec_ie_progress(l3m, &coding, &location, &progress);
+       dec_ie_notify(l3m, &notify);
+       dec_ie_redir_dn(l3m, &type, &plan, &present, (unsigned char *)redir, sizeof(redir));
 #else
        dec_ie_channel_id(alerting->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
        dec_ie_progress(alerting->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &location, &progress);
@@ -1058,7 +1095,11 @@ void Pdss1::alerting_ind(unsigned long prim, unsigned long dinfo, void *data)
        end_trace();
 
        /* process channel */
+#ifdef SOCKET_MISDN
+       ret = received_first_reply_to_setup(cmd, channel, exclusive);
+#else
        ret = received_first_reply_to_setup(prim, channel, exclusive);
+#endif
        if (ret < 0)
        {
                message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
@@ -1136,28 +1177,37 @@ void Pdss1::connect_ind(unsigned long prim, unsigned long dinfo, void *data)
        int exclusive, channel;
        int type, plan, present, screen;
        int ret;
-       struct message *message;
+       struct lcr_msg *message;
        int bchannel_before;
 
+#ifndef SOCKET_MISDN
        if (p_m_d_ntmode)
                p_m_d_ces = connect->ces;
+#endif
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_CONNECT_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_channel_id(connect->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
-       dec_ie_connected_pn(connect->CONNECT_PN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, &screen, (unsigned char *)p_connectinfo.id, sizeof(p_connectinfo.id));
+       dec_ie_channel_id(l3m, &exclusive, &channel);
+       dec_ie_connected_pn(l3m, &type, &plan, &present, &screen, (unsigned char *)p_connectinfo.id, sizeof(p_connectinfo.id));
+       /* te-mode: CONP (connected name identification presentation) */
+       if (!p_m_d_ntmode)
+               dec_facility_centrex(l3m, (unsigned char *)p_connectinfo.name, sizeof(p_connectinfo.name));
 #else
        dec_ie_channel_id(connect->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
        dec_ie_connected_pn(connect->CONNECT_PN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, &screen, (unsigned char *)p_connectinfo.id, sizeof(p_connectinfo.id));
-#endif
        /* te-mode: CONP (connected name identification presentation) */
        if (!p_m_d_ntmode)
                dec_facility_centrex(connect->FACILITY, (Q931_info_t *)((unsigned long)data+headerlen), (unsigned char *)p_connectinfo.name, sizeof(p_connectinfo.name));
+#endif
        end_trace();
 
        /* select channel */
        bchannel_before = p_m_b_channel;
+#ifdef SOCKET_MISDN
+       ret = received_first_reply_to_setup(cmd, channel, exclusive);
+#else
        ret = received_first_reply_to_setup(prim, channel, exclusive);
+#endif
        if (ret < 0)
        {
                message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
@@ -1233,7 +1283,7 @@ void Pdss1::connect_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_CONNECT, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_CONNECT_ACKNOWLEDGE, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -1258,12 +1308,12 @@ void Pdss1::disconnect_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
        int location, cause;
        int coding, proglocation, progress;
-       struct message *message;
+       struct lcr_msg *message;
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_DISCONNECT_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_progress(disconnect->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &proglocation, &progress);
-       dec_ie_cause(disconnect->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
+       dec_ie_progress(l3m, &coding, &proglocation, &progress);
+       dec_ie_cause(l3m, &location, &cause);
 #else
        dec_ie_progress(disconnect->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &proglocation, &progress);
        dec_ie_cause(disconnect->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
@@ -1300,7 +1350,7 @@ void Pdss1::disconnect_ind(unsigned long prim, unsigned long dinfo, void *data)
                add_trace("reason", NULL, "no remote patterns");
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RELEASE, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RELEASE, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -1360,7 +1410,7 @@ void Pdss1::disconnect_ind_i(unsigned long prim, unsigned long dinfo, void *data
                add_trace("old-cause", "value", "%d", p_m_d_collect_cause);
        }
 #ifdef SOCKET_MISDN
-       dec_ie_cause(disconnect->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
+       dec_ie_cause(l3m, &location, &cause);
 #else
        dec_ie_cause(disconnect->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
 #endif
@@ -1387,11 +1437,11 @@ void Pdss1::release_ind(unsigned long prim, unsigned long dinfo, void *data)
        RELEASE_t *release = (RELEASE_t *)((unsigned long)data + headerlen);
 #endif
        int location, cause;
-       struct message *message;
+       struct lcr_msg *message;
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_RELEASE_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_cause(release->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
+       dec_ie_cause(l3m, &location, &cause);
 #else
        dec_ie_cause(release->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
 #endif
@@ -1414,14 +1464,17 @@ void Pdss1::release_ind(unsigned long prim, unsigned long dinfo, void *data)
        }
 
        /* only in NT mode we must send release_complete, if we got a release confirm */
+#ifdef SOCKET_MISDN
+       if (cmd == MT_RELEASE)
+#else
        if (prim == (CC_RELEASE | CONFIRM))
+#endif
        {
                /* sending release complete */
-               RELEASE_COMPLETE_t *release_complete;
-
 #ifdef SOCKET_MISDN
                l3m = create_l3msg();
 #else
+               RELEASE_COMPLETE_t *release_complete;
                dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, dinfo, sizeof(RELEASE_COMPLETE_t), p_m_d_ntmode);
                release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + headerlen);
 #endif
@@ -1433,7 +1486,7 @@ void Pdss1::release_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RELEASE_COMPLETE, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RELEASE_COMPLETE, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -1454,14 +1507,23 @@ void Pdss1::release_complete_ind(unsigned long prim, unsigned long dinfo, void *
        RELEASE_COMPLETE_t *release_complete = (RELEASE_COMPLETE_t *)((unsigned long)data + headerlen);
 #endif
        int location, cause;
-       struct message *message;
-
+       struct lcr_msg *message;
+       
        l1l2l3_trace_header(p_m_mISDNport, this, L3_RELEASE_COMPLETE_IND, DIRECTION_IN);
+       /* in case layer 2 is down during setup, we send cause 27 loc 5 */
+       if (p_state == PORT_STATE_OUT_SETUP && !p_m_mISDNport->l1link)
+       {
+               cause = 27;
+               location = 5;
+       } else
+       {
 #ifdef SOCKET_MISDN
-       dec_ie_cause(release_complete->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
+               dec_ie_cause(l3m, &location, &cause);
 #else
-       dec_ie_cause(release_complete->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
+               dec_ie_cause(release_complete->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
 #endif
+               add_trace("layer 1", NULL, (p_m_mISDNport->l1link)?"up":"down");
+       }
        end_trace();
        if (location == LOCATION_PRIVATE_LOCAL)
                location = LOCATION_PRIVATE_REMOTE;
@@ -1488,12 +1550,12 @@ void Pdss1::release_complete_ind(unsigned long prim, unsigned long dinfo, void *
 #ifdef SOCKET_MISDN
 void Pdss1::t312_timeout_ind(unsigned int cmd, unsigned int pid, struct l3_msg *l3m)
 {
+       // not required, release is performed with MT_FREE
+}
 #else
 void Pdss1::t312_timeout_ind(unsigned long prim, unsigned long dinfo, void *data)
 {
-#endif
-       struct message *message;
-
+       struct lcr_msg *message;
        // trace is done at message_isdn()
        
        /* sending release to endpoint */
@@ -1517,6 +1579,7 @@ void Pdss1::t312_timeout_ind(unsigned long prim, unsigned long dinfo, void *data
        new_state(PORT_STATE_RELEASE);
        p_m_delete = 1;
 }
+#endif
 
 /* CC_NOTIFY INDICATION */
 #ifdef SOCKET_MISDN
@@ -1528,14 +1591,14 @@ void Pdss1::notify_ind(unsigned long prim, unsigned long dinfo, void *data)
        int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
        NOTIFY_t *notifying = (NOTIFY_t *)((unsigned long)data + headerlen);
 #endif
-       struct message *message;
+       struct lcr_msg *message;
        int notify, type, plan, present;
        unsigned char notifyid[sizeof(message->param.notifyinfo.id)];
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_NOTIFY_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_notify(notifying->NOTIFY, (Q931_info_t *)((unsigned long)data+headerlen), &notify);
-       dec_ie_redir_dn(notifying->REDIR_DN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, notifyid, sizeof(notifyid));
+       dec_ie_notify(l3m, &notify);
+       dec_ie_redir_dn(l3m, &type, &plan, &present, notifyid, sizeof(notifyid));
 #else
        dec_ie_notify(notifying->NOTIFY, (Q931_info_t *)((unsigned long)data+headerlen), &notify);
        dec_ie_redir_dn(notifying->REDIR_DN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, notifyid, sizeof(notifyid));
@@ -1589,7 +1652,7 @@ void Pdss1::notify_ind(unsigned long prim, unsigned long dinfo, void *data)
 
 
 /* CC_HOLD INDICATION */
-       struct message *message;
+       struct lcr_msg *message;
 #ifdef SOCKET_MISDN
 void Pdss1::hold_ind(unsigned int cmd, unsigned int pid, struct l3_msg *l3m)
 {
@@ -1624,7 +1687,7 @@ void Pdss1::hold_ind(unsigned long prim, unsigned long dinfo, void *data)
                add_trace("reason", NULL, "no endpoint");
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_HOLD_REJECT, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_HOLD_REJECT, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -1665,7 +1728,7 @@ void Pdss1::hold_ind(unsigned long prim, unsigned long dinfo, void *data)
        l1l2l3_trace_header(p_m_mISDNport, this, L3_HOLD_ACKNOWLEDGE_REQ, DIRECTION_OUT);
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_HOLD_ACKNOWLEDGE, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_HOLD_ACKNOWLEDGE, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -1685,13 +1748,13 @@ void Pdss1::retrieve_ind(unsigned long prim, unsigned long dinfo, void *data)
        RETRIEVE_REJECT_t *retrieve_reject;
        RETRIEVE_ACKNOWLEDGE_t *retrieve_acknowledge;
 #endif
-       struct message *message;
+       struct lcr_msg *message;
        int channel, exclusive, cause;
        int ret;
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_RETRIEVE_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_channel_id(retrieve->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
+       dec_ie_channel_id(l3m, &exclusive, &channel);
 #else
        dec_ie_channel_id(retrieve->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
 #endif
@@ -1716,7 +1779,7 @@ void Pdss1::retrieve_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RETRIEVE_REJECT, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RETRIEVE_REJECT, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -1764,7 +1827,7 @@ void Pdss1::retrieve_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RETRIEVE_ACKNOWLEDGE, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RETRIEVE_ACKNOWLEDGE, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -1783,7 +1846,7 @@ void Pdss1::suspend_ind(unsigned long prim, unsigned long dinfo, void *data)
        SUSPEND_ACKNOWLEDGE_t *suspend_acknowledge;
        SUSPEND_REJECT_t *suspend_reject;
 #endif
-       struct message *message;
+       struct lcr_msg *message;
        class Endpoint *epoint;
        unsigned char callid[8];
        int len;
@@ -1791,7 +1854,7 @@ void Pdss1::suspend_ind(unsigned long prim, unsigned long dinfo, void *data)
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_SUSPEND_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_call_id(suspend->CALL_ID, (Q931_info_t *)((unsigned long)data+headerlen), callid, &len);
+       dec_ie_call_id(l3m, callid, &len);
 #else
        dec_ie_call_id(suspend->CALL_ID, (Q931_info_t *)((unsigned long)data+headerlen), callid, &len);
 #endif
@@ -1814,7 +1877,7 @@ void Pdss1::suspend_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_SUSPEND_REJECT, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_SUSPEND_REJECT, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -1874,7 +1937,7 @@ void Pdss1::suspend_ind(unsigned long prim, unsigned long dinfo, void *data)
        l1l2l3_trace_header(p_m_mISDNport, this, L3_SUSPEND_ACKNOWLEDGE_REQ, DIRECTION_OUT);
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_SUSPEND_ACKNOWLEDGE, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_SUSPEND_ACKNOWLEDGE, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -1900,9 +1963,32 @@ void Pdss1::resume_ind(unsigned long prim, unsigned long dinfo, void *data)
        int len;
        int channel, exclusive;
        class Endpoint *epoint;
-       struct message *message;
+       struct lcr_msg *message;
        int ret;
 
+#ifdef SOCKET_MISDN
+       /* process given callref */
+       l1l2l3_trace_header(p_m_mISDNport, this, L3_NEW_L3ID_IND, DIRECTION_IN);
+       add_trace("callref", "new", "0x%x", pid);
+       if (p_m_d_l3id)
+       {
+               /* release is case the ID is already in use */
+               add_trace("error", NULL, "callref already in use");
+               end_trace();
+               l3m = create_l3msg();
+               l1l2l3_trace_header(p_m_mISDNport, this, L3_RESUME_REJECT_REQ, DIRECTION_OUT);
+               enc_ie_cause(l3m, (p_m_mISDNport->locally)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, 47);
+               add_trace("reason", NULL, "callref already in use");
+               end_trace();
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RESUME_REJECT, pid, l3m);
+               new_state(PORT_STATE_RELEASE);
+               p_m_delete = 1;
+               return;
+       }
+       p_m_d_l3id = pid;
+       p_m_d_ces = pid >> 16;
+       end_trace();
+#else
        /* callref from nt-lib */
        if (p_m_d_ntmode)
        {
@@ -1919,10 +2005,11 @@ void Pdss1::resume_ind(unsigned long prim, unsigned long dinfo, void *data)
                p_m_d_l3id = dinfo;
                p_m_d_ces = resume->ces;
        }
+#endif
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_RESUME_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_call_id(resume->CALL_ID, (Q931_info_t *)((unsigned long)data+headerlen), callid, &len);
+       dec_ie_call_id(l3m, callid, &len);
 #else
        dec_ie_call_id(resume->CALL_ID, (Q931_info_t *)((unsigned long)data+headerlen), callid, &len);
 #endif
@@ -1969,7 +2056,7 @@ void Pdss1::resume_ind(unsigned long prim, unsigned long dinfo, void *data)
                        add_trace("reason", NULL, "port blocked");
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RESUME_REJECT, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RESUME_REJECT, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -2025,7 +2112,7 @@ void Pdss1::resume_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RESUME_ACKNOWDGE, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RESUME_ACKNOWLEDGE, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -2046,11 +2133,11 @@ void Pdss1::facility_ind(unsigned long prim, unsigned long dinfo, void *data)
 #endif
        unsigned char facil[256];
        int facil_len;
-       struct message *message;
+       struct lcr_msg *message;
 
        l1l2l3_trace_header(p_m_mISDNport, this, L3_FACILITY_IND, DIRECTION_IN);
 #ifdef SOCKET_MISDN
-       dec_ie_facility(facility->FACILITY, (Q931_info_t *)((unsigned long)data+headerlen), facil, &facil_len);
+       dec_ie_facility(l3m, facil, &facil_len);
 #else
        dec_ie_facility(facility->FACILITY, (Q931_info_t *)((unsigned long)data+headerlen), facil, &facil_len);
 #endif
@@ -2071,6 +2158,179 @@ void Pdss1::facility_ind(unsigned long prim, unsigned long dinfo, void *data)
  * handler for isdn connections
  * incoming information are parsed and sent via message to the endpoint
  */
+#ifdef SOCKET_MISDN
+void Pdss1::message_isdn(unsigned int cmd, unsigned int pid, struct l3_msg *l3m)
+{
+       int timer = 0;
+
+       switch (cmd)
+       {
+               case MT_TIMEOUT:
+               if (!l3m->cause)
+               {
+                       PERROR("Pdss1(%s) timeout without cause.\n", p_name);
+                       break;
+               }
+               if (l3m->cause[0] != 5)
+               {
+                       PERROR("Pdss1(%s) expecting timeout with timer diagnostic. (got len=%d)\n", p_name, l3m->cause[0]);
+                       break;
+               }
+               timer = (l3m->cause[3]-'0')*100;
+               timer += (l3m->cause[4]-'0')*10;
+               timer += (l3m->cause[5]-'0');
+               l1l2l3_trace_header(p_m_mISDNport, this, L3_TIMEOUT_IND, DIRECTION_IN);
+               add_trace("timer", NULL, "%d", timer);
+               end_trace();
+               if (timer == 312)
+                       t312_timeout_ind(cmd, pid, l3m);
+               break;
+
+               case MT_SETUP:
+               if (p_state != PORT_STATE_IDLE)
+                       break;
+               setup_ind(cmd, pid, l3m);
+               break;
+
+               case MT_INFORMATION:
+               information_ind(cmd, pid, l3m);
+               break;
+
+               case MT_SETUP_ACKNOWLEDGE:
+               if (p_state != PORT_STATE_OUT_SETUP)
+               {
+                       PDEBUG(DEBUG_ISDN, "Pdss1(%s) received setup_acknowledge, but we are not in outgoing setup state, IGNORING.\n", p_name);
+                       break;
+               }
+               setup_acknowledge_ind(cmd, pid, l3m);
+               break;
+
+               case MT_CALL_PROCEEDING:
+               if (p_state != PORT_STATE_OUT_SETUP
+                && p_state != PORT_STATE_OUT_OVERLAP)
+               {
+                       PDEBUG(DEBUG_ISDN, "Pdss1(%s) received proceeding, but we are not in outgoing setup OR overlap state, IGNORING.\n", p_name);
+                       break;
+               }
+               proceeding_ind(cmd, pid, l3m);
+               break;
+
+               case MT_ALERTING:
+               if (p_state != PORT_STATE_OUT_SETUP
+                && p_state != PORT_STATE_OUT_OVERLAP
+                && p_state != PORT_STATE_OUT_PROCEEDING)
+               {
+                       PDEBUG(DEBUG_ISDN, "Pdss1(%s) received alerting, but we are not in outgoing setup OR overlap OR proceeding state, IGNORING.\n", p_name);
+                       break;
+               }
+               alerting_ind(cmd, pid, l3m);
+               break;
+
+               case MT_CONNECT:
+               if (p_state != PORT_STATE_OUT_SETUP
+                && p_state != PORT_STATE_OUT_OVERLAP
+                && p_state != PORT_STATE_OUT_PROCEEDING
+                && p_state != PORT_STATE_OUT_ALERTING)
+               {
+                       PDEBUG(DEBUG_ISDN, "Pdss1(%s) received alerting, but we are not in outgoing setup OR overlap OR proceeding OR ALERTING state, IGNORING.\n", p_name);
+                       break;
+               }
+               connect_ind(cmd, pid, l3m);
+               if (p_m_d_notify_pending)
+               {
+                       /* send pending notify message during connect */
+                       message_notify(ACTIVE_EPOINT(p_epointlist), p_m_d_notify_pending->type, &p_m_d_notify_pending->param);
+                       message_free(p_m_d_notify_pending);
+                       p_m_d_notify_pending = NULL;
+               }
+               break;
+
+               case MT_CONNECT_ACKNOWLEDGE:
+               if (p_state == PORT_STATE_CONNECT_WAITING)
+                       new_state(PORT_STATE_CONNECT);
+               if (p_m_d_notify_pending)
+               {
+                       /* send pending notify message during connect-ack */
+                       message_notify(ACTIVE_EPOINT(p_epointlist), p_m_d_notify_pending->type, &p_m_d_notify_pending->param);
+                       message_free(p_m_d_notify_pending);
+                       p_m_d_notify_pending = NULL;
+               }
+               break;
+
+               case MT_DISCONNECT:
+               disconnect_ind(cmd, pid, l3m);
+               break;
+
+               case MT_RELEASE:
+               release_ind(cmd, pid, l3m);
+               break;
+
+               case MT_RELEASE_COMPLETE:
+               release_complete_ind(cmd, pid, l3m);
+               break;
+
+               case MT_NOTIFY:
+               notify_ind(cmd, pid, l3m);
+               break;
+
+               case MT_HOLD:
+               hold_ind(cmd, pid, l3m);
+               break;
+
+               case MT_RETRIEVE:
+               retrieve_ind(cmd, pid, l3m);
+               break;
+
+               case MT_SUSPEND:
+               suspend_ind(cmd, pid, l3m);
+               break;
+
+               case MT_RESUME:
+               resume_ind(cmd, pid, l3m);
+               break;
+
+               case MT_FACILITY:
+               facility_ind(cmd, pid, l3m);
+               break;
+
+               case MT_FREE:
+               l1l2l3_trace_header(p_m_mISDNport, this, L3_RELEASE_L3ID_IND, DIRECTION_IN);
+               add_trace("callref", NULL, "0x%x", p_m_d_l3id);
+               end_trace();
+               p_m_d_l3id = 0;
+               p_m_d_ces = -1;
+               p_m_delete = 1;
+               /* sending release to endpoint in case we still have an endpoint
+                * this is because we don't get any response if a release_complete is received (or a release in release state)
+                */
+               while(p_epointlist) // only if not already released
+               {
+                       struct lcr_msg *message;
+                       message = message_create(p_serial, p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
+                       if (p_m_d_collect_cause)
+                       {
+                               message->param.disconnectinfo.cause = p_m_d_collect_cause;
+                               message->param.disconnectinfo.location = p_m_d_collect_location;
+                       } else
+                       {
+                               message->param.disconnectinfo.cause = CAUSE_NOUSER;
+                               message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
+                       }
+                       message_put(message);
+                       /* remove epoint */
+                       free_epointlist(p_epointlist);
+
+                       new_state(PORT_STATE_RELEASE);
+               }
+               break;
+
+               default:
+               l1l2l3_trace_header(p_m_mISDNport, this, L3_UNKNOWN, DIRECTION_IN);
+               add_trace("unhandled", "cmd", "0x%x", cmd);
+               end_trace();
+       }
+}
+#else
 void Pdss1::message_isdn(unsigned long prim, unsigned long dinfo, void *data)
 {
        int new_l3id;
@@ -2081,13 +2341,8 @@ void Pdss1::message_isdn(unsigned long prim, unsigned long dinfo, void *data)
                case CC_TIMEOUT | INDICATION:
                if (p_m_d_ntmode)
                {
-#ifdef SOCKET_MISDN
-                       #warning TESTEN!!!
-                       timer_hex = *((int *)(((char *)data)/*+headerlen*/));
-#else
                        int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
                        timer_hex = *((int *)(((char *)data)+headerlen));
-#endif
                }
                if (timer_hex==0x312 && p_m_d_ntmode)
                {
@@ -2234,6 +2489,7 @@ void Pdss1::message_isdn(unsigned long prim, unsigned long dinfo, void *data)
                                p_m_mISDNport->procids[p_m_d_l3id&0xff] = 0;
                }
                p_m_d_l3id = 0;
+               p_m_d_ces = -1;
                p_m_delete = 1;
 //#warning remove me
 //PDEBUG(DEBUG_LOG, "JOLLY release cr %d\n", p_serial);
@@ -2242,7 +2498,7 @@ void Pdss1::message_isdn(unsigned long prim, unsigned long dinfo, void *data)
                 */
                while(p_epointlist)
                {
-                       struct message *message;
+                       struct lcr_msg *message;
                        message = message_create(p_serial, p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
                        message->param.disconnectinfo.cause = (p_m_d_collect_cause!=CAUSE_NOUSER)?p_m_d_collect_cause:CAUSE_UNSPECIFIED;
                        message->param.disconnectinfo.location = (p_m_d_collect_cause!=CAUSE_NOUSER)?p_m_d_collect_location:LOCATION_PRIVATE_LOCAL;
@@ -2278,6 +2534,7 @@ void Pdss1::message_isdn(unsigned long prim, unsigned long dinfo, void *data)
                end_trace();
        }
 }
+#endif
 
 void Pdss1::new_state(int state)
 {
@@ -2335,17 +2592,12 @@ int Pdss1::handler(void)
 {
        int ret;
 
-//if (p_m_delete && p_m_d_l3id==0)
-//     printf("ping! %d", p_serial);
        if ((ret = PmISDN::handler()))
                return(ret);
 
        /* handle destruction */
        if (p_m_delete && p_m_d_l3id==0)
        {
-//#warning remove 
-//PDEBUG(DEBUG_LOG, "JOLLY destroy object %d\n", p_serial);
-
                delete this;
                return(-1);
        }
@@ -2384,7 +2636,7 @@ void Pdss1::message_information(unsigned long epoint_id, int message_id, union p
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_INFORMATION, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_INFORMATION, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -2400,22 +2652,23 @@ void Pdss1::message_setup(unsigned long epoint_id, int message_id, union paramet
 {
 #ifdef SOCKET_MISDN
        l3_msg *l3m;
+       int ret;
 #else
        int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
        msg_t *dmsg;
        INFORMATION_t *information;
        SETUP_t *setup;
+       int i;
 #endif
        int plan, type, screen, present, reason;
        int capability, mode, rate, coding, user, presentation, interpretation, hlc, exthlc;
        int channel, exclusive;
-       int i;
        struct epoint_list *epointlist;
 
        /* release if port is blocked */
        if (p_m_mISDNport->ifport->block)
        {
-               struct message *message;
+               struct lcr_msg *message;
 
                message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
                message->param.disconnectinfo.cause = 27; // temp. unavail.
@@ -2459,7 +2712,7 @@ void Pdss1::message_setup(unsigned long epoint_id, int message_id, union paramet
 #endif
                        end_trace();
 #ifdef SOCKET_MISDN
-                       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_INFORMATION, l3m);
+                       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_INFORMATION, p_m_d_l3id, l3m);
 #else
                        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -2490,6 +2743,29 @@ void Pdss1::message_setup(unsigned long epoint_id, int message_id, union paramet
        if (!p_m_b_channel && !p_m_b_reserve && p_type==PORT_TYPE_DSS1_NT_OUT)
                channel = CHANNEL_NO;
 
+#ifdef SOCKET_MISDN
+       /* creating l3id */
+       l1l2l3_trace_header(p_m_mISDNport, this, L3_NEW_L3ID_REQ, DIRECTION_OUT);
+       /* see MT_ASSIGN notes at do_layer3() */
+       mt_assign_pid = 0;
+       ret = p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_ASSIGN, 0, NULL);
+       if (mt_assign_pid == 0 || ret < 0)
+       {
+               struct lcr_msg *message;
+
+               add_trace("callref", NULL, "no free id");
+               end_trace();
+               message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
+               message->param.disconnectinfo.cause = 47;
+               message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
+               message_put(message);
+               new_state(PORT_STATE_RELEASE);
+               p_m_delete = 1;
+               return;
+       }
+       p_m_d_l3id = mt_assign_pid;
+       mt_assign_pid = ~0;
+#else
        /* creating l3id */
        l1l2l3_trace_header(p_m_mISDNport, this, L3_NEW_CR_REQ, DIRECTION_OUT);
        if (p_m_d_ntmode)
@@ -2503,7 +2779,7 @@ void Pdss1::message_setup(unsigned long epoint_id, int message_id, union paramet
                }
                if (i == 0x100)
                {
-                       struct message *message;
+                       struct lcr_msg *message;
 
                        add_trace("callref", NULL, "no free id");
                        end_trace();
@@ -2531,9 +2807,8 @@ void Pdss1::message_setup(unsigned long epoint_id, int message_id, union paramet
                ncr.len = 0;
                /* send message */
                mISDN_write(mISDNdevice, &ncr, mISDN_HEADER_LEN+ncr.len, TIMEOUT_1SEC);
-//             if (!dmsg)
-//                     goto nomem;
        }
+#endif
        add_trace("callref", "new", "0x%x", p_m_d_l3id);
        end_trace();
 
@@ -2747,7 +3022,7 @@ void Pdss1::message_setup(unsigned long epoint_id, int message_id, union paramet
 
        /* send setup message now */
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_SETUP, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_SETUP, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -2785,7 +3060,7 @@ void Pdss1::message_facility(unsigned long epoint_id, int message_id, union para
 #endif
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_FACILITY, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_FACILITY, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -2896,7 +3171,7 @@ void Pdss1::message_notify(unsigned long epoint_id, int message_id, union parame
 #endif
                        end_trace();
 #ifdef SOCKET_MISDN
-                       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_NOTIFICATION, l3m);
+                       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_NOTIFY, p_m_d_l3id, l3m);
 #else
                        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -2918,7 +3193,7 @@ void Pdss1::message_notify(unsigned long epoint_id, int message_id, union parame
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_INFORMATION, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_INFORMATION, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -2963,7 +3238,7 @@ void Pdss1::message_overlap(unsigned long epoint_id, int message_id, union param
 #endif
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_SETUP_ACKNOWLEDGE, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_SETUP_ACKNOWLEDGE, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3009,7 +3284,7 @@ void Pdss1::message_proceeding(unsigned long epoint_id, int message_id, union pa
 #endif
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_PROCEEDING, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_CALL_PROCEEDING, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3031,12 +3306,11 @@ void Pdss1::message_alerting(unsigned long epoint_id, int message_id, union para
        /* NT-MODE in setup state we must send PROCEEDING first */
        if (p_m_d_ntmode && p_state==PORT_STATE_IN_SETUP)
        {
-               CALL_PROCEEDING_t *proceeding;
-
                /* sending proceeding */
 #ifdef SOCKET_MISDN
                l3m = create_l3msg();
 #else
+               CALL_PROCEEDING_t *proceeding;
                dmsg = create_l3msg(CC_PROCEEDING | REQUEST, MT_CALL_PROCEEDING, p_m_d_l3id, sizeof(CALL_PROCEEDING_t), p_m_d_ntmode);
                proceeding = (CALL_PROCEEDING_t *)(dmsg->data + headerlen);
 #endif
@@ -3058,7 +3332,7 @@ void Pdss1::message_alerting(unsigned long epoint_id, int message_id, union para
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_PROCEEDING, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_CALL_PROCEEDING, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3092,7 +3366,7 @@ void Pdss1::message_alerting(unsigned long epoint_id, int message_id, union para
 #endif
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_ALERTING, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_ALERTING, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3117,12 +3391,11 @@ void Pdss1::message_connect(unsigned long epoint_id, int message_id, union param
        /* NT-MODE in setup state we must send PROCEEDING first */
        if (p_m_d_ntmode && p_state==PORT_STATE_IN_SETUP)
        {
-               CALL_PROCEEDING_t *proceeding;
-
                /* sending proceeding */
 #ifdef SOCKET_MISDN
                l3m = create_l3msg();
 #else
+               CALL_PROCEEDING_t *proceeding;
                dmsg = create_l3msg(CC_PROCEEDING | REQUEST, MT_CALL_PROCEEDING, p_m_d_l3id, sizeof(CALL_PROCEEDING_t), p_m_d_ntmode);
                proceeding = (CALL_PROCEEDING_t *)(dmsg->data + headerlen);
 #endif
@@ -3144,7 +3417,7 @@ void Pdss1::message_connect(unsigned long epoint_id, int message_id, union param
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_PROCEEDING, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_CALL_PROCEEDING, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3176,7 +3449,7 @@ void Pdss1::message_connect(unsigned long epoint_id, int message_id, union param
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_INFORMATION, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_INFORMATION, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3270,7 +3543,7 @@ void Pdss1::message_connect(unsigned long epoint_id, int message_id, union param
        end_trace();
        /* finally send message */
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_CONNECT, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_CONNECT, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3293,7 +3566,7 @@ void Pdss1::message_disconnect(unsigned long epoint_id, int message_id, union pa
        DISCONNECT_t *disconnect;
        RELEASE_COMPLETE_t *release_complete;
 #endif
-       struct message *message;
+       struct lcr_msg *message;
        char *p = NULL;
 
        /* we reject during incoming setup when we have no tones. also if we are in outgoing setup state */
@@ -3326,7 +3599,7 @@ if (/*     ||*/ p_state==PORT_STATE_OUT_SETUP)
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RELEASE_COMPLETE, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RELEASE_COMPLETE, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3338,12 +3611,11 @@ if (/*   ||*/ p_state==PORT_STATE_OUT_SETUP)
        /* workarround: NT-MODE in setup state we must send PROCEEDING first to make it work */
        if (p_state==PORT_STATE_IN_SETUP)
        {
-               CALL_PROCEEDING_t *proceeding;
-
                /* sending proceeding */
 #ifdef SOCKET_MISDN
                l3m = create_l3msg();
 #else
+               CALL_PROCEEDING_t *proceeding;
                dmsg = create_l3msg(CC_PROCEEDING | REQUEST, MT_CALL_PROCEEDING, p_m_d_l3id, sizeof(CALL_PROCEEDING_t), p_m_d_ntmode);
                proceeding = (CALL_PROCEEDING_t *)(dmsg->data + headerlen);
 #endif
@@ -3365,7 +3637,7 @@ if (/*     ||*/ p_state==PORT_STATE_OUT_SETUP)
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_PROCEEDING, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_CALL_PROCEEDING, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3407,7 +3679,7 @@ if (/*     ||*/ p_state==PORT_STATE_OUT_SETUP)
 #endif
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_DISCONNECT, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_DISCONNECT, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3452,7 +3724,7 @@ void Pdss1::message_release(unsigned long epoint_id, int message_id, union param
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RELEASE, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RELEASE, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3490,26 +3762,13 @@ void Pdss1::message_release(unsigned long epoint_id, int message_id, union param
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_RELEASE_COMPLETE, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_RELEASE_COMPLETE, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
                new_state(PORT_STATE_RELEASE);
                /* remove epoint */
                free_epointid(epoint_id);
-#if 0
-               /* remove process */
-               l1l2l3_trace_header(p_m_mISDNport, this, L3_RELEASE_CR_REQ, DIRECTION_OUT);
-               add_trace("callref", NULL, "0x%x", p_m_d_l3id);
-               end_trace();
-               if (p_m_d_ntmode)
-               {
-                       if ((p_m_d_l3id&0xff00) == 0xff00)
-                               p_m_mISDNport->procids[p_m_d_l3id&0xff] = 0;
-               }
-               p_m_d_l3id = 0;
-               p_m_delete = 1;
-#endif
                // wait for callref to be released
                return;
        }
@@ -3546,7 +3805,7 @@ wirklich erst proceeding?:
 #endif
                end_trace();
 #ifdef SOCKET_MISDN
-               p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_PROCEEDING, l3m);
+               p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_CALL_PROCEEDING, p_m_d_l3id, l3m);
 #else
                msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3589,7 +3848,7 @@ wirklich erst proceeding?:
 #endif
        end_trace();
 #ifdef SOCKET_MISDN
-       p_m_mISDNport->layer3->to_layer3(p_m_mISDNport->layer3, MT_DISCONNECT, l3m);
+       p_m_mISDNport->ml3->to_layer3(p_m_mISDNport->ml3, MT_DISCONNECT, p_m_d_l3id, l3m);
 #else
        msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
 #endif
@@ -3607,7 +3866,7 @@ wirklich erst proceeding?:
  */
 int Pdss1::message_epoint(unsigned long epoint_id, int message_id, union parameter *param)
 {
-       struct message *message;
+       struct lcr_msg *message;
 
        if (PmISDN::message_epoint(epoint_id, message_id, param))
                return(1);
@@ -3656,6 +3915,9 @@ int Pdss1::message_epoint(unsigned long epoint_id, int message_id, union paramet
                }
                if (p_epointlist && p_state==PORT_STATE_IDLE)
                        FATAL("Pdss1(%s): epoint pointer is set in idle state, how bad!!\n", p_name);
+#ifdef SOCKET_MISDN
+               message_setup(epoint_id, message_id, param);
+#else
                /* note: pri is a special case, because links must be up for pri */ 
                if (p_m_mISDNport->l1link || p_m_mISDNport->pri || !p_m_mISDNport->ntmode || p_state!=PORT_STATE_IDLE)
                {
@@ -3681,6 +3943,7 @@ int Pdss1::message_epoint(unsigned long epoint_id, int message_id, union paramet
 //                     /* set timeout */
 //                     p_m_mISDNport->l1timeout = now+3;
                }
+#endif
                break;
 
                case MESSAGE_NOTIFY: /* display and notifications */
@@ -3776,20 +4039,34 @@ int stack2manager(struct mISDNport *mISDNport, unsigned int cmd, unsigned int pi
 
        PDEBUG(DEBUG_ISDN, "cmd(0x%x) pid(0x%x)\n", cmd, pid);
 
+       if (pid == 0)
+       {
+               PDEBUG(DEBUG_ISDN, "ignoring dummy process from phone.\n");
+               return(0);
+       }
+
        /* find Port object of type ISDN */
        port = port_first;
        while(port)
        {
                /* are we ISDN ? */
-               if (port->p_type == PORT_TYPE_DSS1_NT_IN || port->p_type == PORT_TYPE_DSS1_NT_OUT)
+               if ((port->p_type & PORT_CLASS_mISDN_MASK) == PORT_CLASS_mISDN_DSS1)
                {
                        pdss1 = (class Pdss1 *)port;
                        /* check out correct stack and id */
-                       if (pdss1->p_m_mISDNport == mISDNport
-                        && pdss1->p_m_d_l3id == pid)
+                       if (pdss1->p_m_mISDNport == mISDNport)
                        {
-                               /* found port, the message belongs to */
-                               break;
+                               if (pdss1->p_m_d_l3id & MISDN_PID_CR_FLAG)
+                               {
+                                       /* local callref, so match value only */
+                                       if ((pdss1->p_m_d_l3id & MISDN_PID_CRVAL_MASK) == (pid & MISDN_PID_CRVAL_MASK))
+                                               break; // found
+                               } else
+                               {
+                                       /* remote callref, ref + channel id */
+                                       if (pdss1->p_m_d_l3id == pid)
+                                               break; // found
+                               }
                        }
                }
                port = port->next;
@@ -3798,25 +4075,46 @@ int stack2manager(struct mISDNport *mISDNport, unsigned int cmd, unsigned int pi
        /* aktueller prozess */
        if (port)
        {
+               if (cmd == MT_ASSIGN)
+               {
+                       /* stack gives us new layer 3 id (during connect) */
+                       l1l2l3_trace_header(mISDNport, pdss1, L3_NEW_L3ID_IND, DIRECTION_IN);
+                       add_trace("callref", "old", "0x%x", pdss1->p_m_d_l3id);
+                       /* nt-library now gives us a new id via CC_SETUP_CONFIRM */
+                       if ((pdss1->p_m_d_l3id&MISDN_PID_CRTYPE_MASK) != MISDN_PID_MASTER)
+                               PERROR("    strange setup-procid 0x%x\n", pdss1->p_m_d_l3id);
+                       pdss1->p_m_d_l3id = pid;
+                       if (port->p_state == PORT_STATE_CONNECT)
+                               pdss1->p_m_d_ces = pid >> 16;
+                       add_trace("callref", "new", "0x%x", pdss1->p_m_d_l3id);
+                       end_trace();
+                       return(0);
+               }
                /* if process id is master process, but a child disconnects */
-#warning hier das abfragen des child processes
-               if (0)
+               if (mISDNport->ntmode
+                && (pid & MISDN_PID_CRTYPE_MASK) != MISDN_PID_MASTER
+                && (pdss1->p_m_d_l3id & MISDN_PID_CRTYPE_MASK) == MISDN_PID_MASTER)
                {
-                       if (cmd == MT_DISCONNECT)
+                       if (cmd == MT_DISCONNECT
+                        || cmd == MT_RELEASE)
                        {
                                /* send special indication for child disconnect */
                                pdss1->disconnect_ind_i(cmd, pid, l3m);
                                return(0);
                        }
-                       // ignoring other messages from child processes
-                       return(0);
+                       if (cmd == MT_RELEASE_COMPLETE)
+                               return(0);
                }
-               /* if process id and layer 3 id matches */
-               if (pid == pdss1->p_m_d_l3id)
-               {
-                       pdss1->message_isdn(cmd, pid, l3m);
+               /* if we have child pid and got different child pid message, ignore */
+               if (mISDNport->ntmode
+                && (pid & MISDN_PID_CRTYPE_MASK) != MISDN_PID_MASTER
+                && (pdss1->p_m_d_l3id & MISDN_PID_CRTYPE_MASK) != MISDN_PID_MASTER
+                && pid != pdss1->p_m_d_l3id)
                        return(0);
-               }
+
+               /* process message */
+               pdss1->message_isdn(cmd, pid, l3m);
+               return(0);
        }
 
        /* d-message */
@@ -3840,7 +4138,7 @@ int stack2manager(struct mISDNport *mISDNport, unsigned int cmd, unsigned int pi
                break;
 
                case MT_FREE:
-               PERROR("unhandled message from stack: call ref released (l3id=0x%x)\n", hh->dinfo);
+               PDEBUG(DEBUG_ISDN, "unused call ref released (l3id=0x%x)\n", pid);
                break;
 
                case MT_RELEASE_COMPLETE:
@@ -4046,7 +4344,6 @@ int stack2manager_nt(void *dat, void *arg)
        free_msg(msg);
        return(0);
 }
-#endif // stacktomanager
 
 /* NOTE: te mode use iframe_t as header */
 int stack2manager_te(struct mISDNport *mISDNport, msg_t *msg)
@@ -4111,7 +4408,10 @@ int stack2manager_te(struct mISDNport *mISDNport, msg_t *msg)
        return(-EINVAL);
 }
 
+#endif // stacktomanager
 
+
+#ifndef SOCKET_MISDN
 /*
  * sending message that were queued during L1 activation
  * or releasing port if link is down
@@ -4120,7 +4420,7 @@ void setup_queue(struct mISDNport *mISDNport, int link)
 {
        class Port *port;
        class Pdss1 *pdss1;
-       struct message *message;
+       struct lcr_msg *message;
 
        if (!mISDNport->ntmode)
                return;
@@ -4160,7 +4460,7 @@ void setup_queue(struct mISDNport *mISDNport, int link)
        }
 }
 
-
+#endif