--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/g23m-aci/dti/dti_kerf.c	Thu Jun 09 00:02:41 2016 +0000
@@ -0,0 +1,2467 @@
+/*
++-----------------------------------------------------------------------------
+|  Project :  DTILIB
+|  Modul   :  DTI
++-----------------------------------------------------------------------------
+|  Copyright 2002 Texas Instruments Berlin, AG
+|                 All rights reserved.
+|
+|                 This file is confidential and a trade secret of Texas
+|                 Instruments Berlin, AG
+|                 The receipt of or possession of this file does not convey
+|                 any rights to reproduce or disclose its contents or to
+|                 manufacture, use, or sell anything it may describe, in
+|                 whole, or in part, without the specific written consent of
+|                 Texas Instruments Berlin, AG.
++-----------------------------------------------------------------------------
+|  Purpose :  Definitions for the Protocol Stack Library
+|             DTI
++-----------------------------------------------------------------------------
+*/
+
+/*
+ *  Version 1.6
+ */
+
+#ifndef DTI_KERF_C
+#define DTI_KERF_C
+#endif
+
+#include "config.h"
+#include "fixedconf.h"
+#include "condat-features.h"
+
+/*==== CONST =======================================================*/
+
+#include <string.h>
+#include "typedefs.h"
+#include "pconst.cdg"
+#include "vsi.h"
+#include "custom.h"
+#include "gsm.h"
+#include "prim.h"
+#include "dti.h"
+#include "dti_int_def.h"
+#include "dti_int_prot.h"
+
+#ifdef FF_TCP_IP
+#include "atp/atp_api.h"
+#include "atp/atp_messages.h"
+#include "aaa.h"
+#include "dti_atp.h"
+#include "gprs.h"
+#include "dti_conn_mng.h"     /* for getting EXTRACT_DTI_ID */
+#endif
+
+/*==== LOCALS ================================================================*/
+
+#ifdef _SIMULATION_
+LOCAL void send_data_test_req_or_ind
+           (
+             DTI_HANDLE hDTI,
+             DTI_LINK *link,
+             T_DTI2_DATA_IND *dti_data_ind
+           );
+#endif /* _SIMULATION_ */
+
+
+#ifdef FF_TCP_IP
+static BOOL ATP_used_flag;
+#endif
+
+/*==== GLOBALS ===============================================================*/
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                 |
+| STATE   : code                  ROUTINE : dti_init                 |
++--------------------------------------------------------------------+
+ *
+ *  Malloc and set default parameters and specified entity_options for the database
+ *
+ */
+
+GLOBAL DTI_HANDLE dti_init(
+  U8 maximum_links,
+  T_HANDLE handle,
+  U32 entity_options,
+  void (sig_callback(
+    U8 instance,
+    U8 interfac,
+    U8 channel,
+    U8 reason,
+    T_DTI2_DATA_IND *dti_data_ind)
+    )
+  )
+{
+  U16 i;
+  DTI_HANDLE hDTI;
+  DTI_LINK *link, *last_link;
+
+  trace_function(handle, "dti_init()", entity_options);
+
+#if defined ALLOCATE_DATABASE_BLOCK
+
+   /*
+    *  Allocate all needed memory for the DTI Database in one block.
+    */
+  MALLOC( hDTI, (U16)
+    /* Database */
+    (sizeof(temp_mem_1) - sizeof(DTI_LINK) +
+    /* Every links */
+    ((sizeof(temp_mem_2) - sizeof(temp_mem_1))* maximum_links)));
+
+   /*
+    *   Set defaults to the Database.
+    */
+  set_default_para_data_base(hDTI);
+
+  /*
+   *   Number of links in the Data Base (DTI_DATA_BASE).
+   */
+  hDTI->max_links = maximum_links;
+  hDTI->handle    = handle;
+  hDTI->entity_options   = entity_options;
+
+  /*
+   *   Cast the links and init them.
+   */
+  {
+    U32 link_addr_offset = 0;
+    for(i = 0; i < maximum_links; i++)
+    {
+      if(i == 0)
+      {
+        hDTI->first_link = ((U32) &((temp_mem_1*) hDTI)->tmp_link[i]);
+        link =  (DTI_LINK*)hDTI->first_link;
+        init_link_table(link);
+        link_addr_offset = ((U32) &((temp_mem_2*) hDTI)->tmp_link[1]) - ((U32) link);
+      }
+      else
+      {
+        link = link + link_addr_offset;
+        init_link_table(link);
+      }
+    }
+  }
+#else
+
+  /*
+   *  Allocate the memory over separate blocks.
+   */
+  MALLOC (hDTI, (U16)(sizeof(DTI_DATA_BASE) - 1));
+
+  /*
+   *   Set defaults
+   */
+  set_default_para_data_base(hDTI);
+
+  /*
+   *   Number of links in the Data Base (DTI_DATA_BASE).
+   */
+  hDTI->max_links = maximum_links;
+  hDTI->handle    = handle;
+  hDTI->entity_options   = entity_options;
+
+  /*
+   *   Allocate LINK_TABLE for maximum_links and set default parameters
+   */
+  if(maximum_links > 0)
+  {
+    MALLOC (link, (U16) sizeof(DTI_LINK));
+    init_link_table(link);
+    hDTI->first_link = (U32) link;
+    for(i = 1; i < maximum_links; i++)
+    {
+      last_link = link;
+      MALLOC (link, (U16) sizeof(DTI_LINK));
+      init_link_table(link);
+      last_link->next_link = (U32) link;
+    }
+  }
+#endif
+
+#ifdef FF_TCP_IP
+    if (!ATP_used_flag)               /* initialise array of references to ATP links */
+      {
+        for ( i=0; i<MAX_ATP_LINKS; i++)
+        {
+          atp_links[i]= D_LINK;
+        }
+      }
+#endif
+
+  /*
+   *  Set the callback function for the entity / instance
+   */
+  hDTI->sig_callback = sig_callback;
+  return hDTI;
+} /* dti_init() */
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                 |
+| STATE   : code                  ROUTINE : dti_deinit               |
++--------------------------------------------------------------------+
+
+ *
+ *  Malloc and set default parameter for the Data Base
+ *
+ */
+
+GLOBAL void dti_deinit( DTI_HANDLE hDTI)
+{
+  trace_function(hDTI->handle, "dti_deinit()", hDTI->entity_options);
+
+  if(hDTI EQ D_NO_DATA_BASE)
+    return;
+
+#if defined ALLOCATE_DATABASE_BLOCK
+
+  /*
+   *  Free the datablock as a block.
+   */
+
+  MFREE (hDTI);
+
+#else
+
+  /*
+   *  Free the links of the link table with DTI queue
+   */
+
+  free_dti_link_structure(hDTI);
+
+  /*
+   *   Free the DTI_DATA_BASE
+   */
+
+  MFREE (hDTI);
+
+#endif
+} /* dti_deinit() */
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                      MODULE  : DTI_KERF           |
+| STATE   : code                        ROUTINE : acquire_link       |
++--------------------------------------------------------------------+
+
+ *
+ *  This function acquires a link
+ */
+LOCAL DTI_RESULT acquire_link(DTI_HANDLE hDTI,
+                              U32 link_id,
+                              U8 direction,
+                              DTI_LINK **link)
+{
+  trace_function(hDTI->handle,
+                 "acquire_link()",
+                 hDTI->entity_options);
+
+  if((*link = get_pointer_link_table(hDTI, link_id, direction)) NEQ NULL)
+    return DTI_S_FOUND;
+
+  if((*link=get_pointer_free_link(hDTI)) NEQ NULL)
+  {
+    set_default_para_link_table (hDTI, *link, link_id, direction);
+    return DTI_S_CREATED_NEW;
+  }
+
+  /*
+   * No free link and so no connection possible.
+   */
+  trace_message_link_id(hDTI->handle,
+    "DTI ERROR: No link free in dtilib",
+    link_id,
+    hDTI->entity_options);
+  return DTI_E_FAIL;
+}
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB          MODULE  : dti_kerf.c                     |
+| STATE   : code            ROUTINE : send_connect_req_or_ind        |
++--------------------------------------------------------------------+
+
+ * PURPOSE: Send a Connect primitive depending on the direction.
+ */
+
+LOCAL void send_connect_req_or_ind (DTI_HANDLE hDTI, DTI_LINK *link)
+{
+#define VSI_CALLER hDTI->handle,
+  /*
+   * Check if the link is upwards or downwards
+   * and send the according connect primitive.
+   */
+  switch(link->direction)
+  {
+    case DTI_CHANNEL_TO_HIGHER_LAYER:
+      {
+        PALLOC (dti_connect_ind, DTI2_CONNECT_IND);
+        dti_connect_ind->link_id = link->link_id;
+        dti_connect_ind->version = link->version;
+        if(hDTI->entity_options & DTI_NO_TRACE)
+        {
+          PSEND_NTRACE(link->link_handle, dti_connect_ind);
+        }
+        else
+        {
+          PSEND(link->link_handle, dti_connect_ind);
+          trace_message_link_id(hDTI->handle,
+                                "OUT: DTI2_CONNECT_IND",
+                                link->link_id,
+                                hDTI->entity_options);
+        }
+      }
+      break;
+
+    case DTI_CHANNEL_TO_LOWER_LAYER:
+      {
+        PALLOC (dti_connect_req, DTI2_CONNECT_REQ);
+        dti_connect_req->link_id = link->link_id;
+        dti_connect_req->version = link->version;
+        if(hDTI->entity_options & DTI_NO_TRACE)
+        {
+          PSEND_NTRACE(link->link_handle, dti_connect_req);
+        }
+        else
+        {
+          PSEND(link->link_handle, dti_connect_req);
+          trace_message_link_id(hDTI->handle,
+                                "OUT: DTI2_CONNECT_REQ",
+                                link->link_id,
+                                hDTI->entity_options);
+        }
+      }
+      break;
+
+    default:
+      /*
+       * no known channel type open so do not send anything
+       */
+      break;
+  }
+#undef VSI_CALLER
+} /* send_connect_req_or_ind() */
+
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB          MODULE  : dti_kerf.c                     |
+| STATE   : code            ROUTINE : send_connect_res_or_cnf        |
++--------------------------------------------------------------------+
+
+ * PURPOSE: Send a Connect Confirm primitive depending on the direction.
+ */
+
+LOCAL void send_connect_res_or_cnf (DTI_HANDLE hDTI, DTI_LINK *link)
+{
+#define VSI_CALLER hDTI->handle,
+  /*
+   * Check if the link is upwards or downwards
+   * and send the according connect primitive.
+   */
+  switch(link->direction)
+  {
+    case DTI_CHANNEL_TO_HIGHER_LAYER:
+      {
+        PALLOC (dti_connect_cnf, DTI2_CONNECT_CNF);
+        dti_connect_cnf->link_id = link->link_id;
+        dti_connect_cnf->version = link->version;
+        if(hDTI->entity_options & DTI_NO_TRACE)
+        {
+          PSEND_NTRACE(link->link_handle, dti_connect_cnf);
+        }
+        else
+        {
+          PSEND(link->link_handle, dti_connect_cnf);
+          trace_message_link_id(hDTI->handle,
+                                "OUT: DTI2_CONNECT_CNF",
+                                link->link_id,
+                                hDTI->entity_options);
+        }
+      }
+      break;
+
+    case DTI_CHANNEL_TO_LOWER_LAYER:
+      {
+        PALLOC (dti_connect_res, DTI2_CONNECT_RES);
+        dti_connect_res->link_id = link->link_id;
+        dti_connect_res->version = link->version;
+        if(hDTI->entity_options & DTI_NO_TRACE)
+        {
+          PSEND_NTRACE(link->link_handle, dti_connect_res);
+        }
+        else
+        {
+          PSEND(link->link_handle, dti_connect_res);
+          trace_message_link_id(hDTI->handle,
+                                "OUT: DTI2_CONNECT_RES",
+                                link->link_id,
+                                hDTI->entity_options);
+        }
+      }
+      break;
+
+    default:
+      /*
+       * no known channel type open so do not send anything
+       */
+      break;
+  }
+#undef VSI_CALLER
+} /* send_connect_res_or_cnf() */
+
+
+
+/*
++-------------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                      |
+| STATE   : code                  ROUTINE : send_open_ready_callback      |
++-------------------------------------------------------------------------+
+
+ *
+ *  Activate connection_opened and tx_buffer_ready callback funktions.
+ */
+
+LOCAL void send_open_ready_callback(DTI_HANDLE hDTI, DTI_LINK *link)
+{
+#ifdef FF_TCP_IP
+  /*
+   * trigger DTI Primitive transmission separatly, because it can not be done by ATP
+   */
+  if(link->link_type EQ RIVIERA_ATP_LINK)
+  {
+    PALLOC(dti_ready_ind, DTI2_READY_IND);
+    dti_ready_ind->link_id = link->link_id;
+#define VSI_CALLER 0,
+    PSEND_NTRACE(link->link_handle, dti_ready_ind);
+#undef VSI_CALLER
+    /*
+     * stop ATP reception Flow Control
+     */
+    TRACE_EVENT("initial: ATP_RX_FLOW_OFF");
+    atp_set_signal(hDTI->entity_id_p,
+                   link->port_nb,
+                   ATP_RX_FLOW_OFF,
+                   ATP_RX_FLOW_UNMASK);
+  }
+#endif /* FF_TCP_IP */
+  /*
+   * send indication for the open connection
+   */
+  hDTI->sig_callback(
+    link->instance,
+    link->interfac,
+    link->channel,
+    DTI_REASON_CONNECTION_OPENED,
+    NULL);
+
+  /*
+   * Call the callback function with the signal tx_buffer_ready
+   * if the queue is used and not full
+   */
+  if((link->direction EQ DTI_NULL_LINK) OR
+     ((link->queue_len < link->queue_size) OR
+      (link->link_options EQ DTI_QUEUE_UNBOUNDED)))
+  {
+    link->tx_state = DTI_TX_IDLE;
+    hDTI->sig_callback(
+      link->instance,
+      link->interfac,
+      link->channel,
+      DTI_REASON_TX_BUFFER_READY,
+      NULL
+      );
+  }
+} /* send_open_ready_callback() */
+
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                 |
+| STATE   : code                  ROUTINE : dti_open                 |
++--------------------------------------------------------------------+
+
+ *
+ *  This function opens or resets a DTI connection.
+ *
+ */
+
+GLOBAL BOOL dti_open (DTI_HANDLE hDTI,
+                      U8 instance,
+                      U8 interfac,
+                      U8 channel,
+                      U8 queue_size,
+                      U8 direction,
+                      U32 link_options,
+                      U32 version,
+                      U8 *neighbor_entity,
+                      U32 link_id)
+{
+  DTI_LINK *link;
+  BOOL send_req_or_ind  = FALSE;
+  BOOL send_res_or_cnf  = FALSE;
+  BOOL open_vsi_channel = FALSE;
+  BOOL riviera_atp_channel  = FALSE;               /* came by DAA hack */
+#ifdef BT_ADAPTER
+  BOOL riviera_bt_channel  = FALSE;                /* came by dirty BT interface hack */
+#endif  /* riviera_bt_channel */
+  U8 signal             = DTI_NO_SIGNAL;
+
+  trace_function(hDTI->handle,
+                 "dti_open()",
+                 hDTI->entity_options);
+
+  trace_message_l_e(hDTI->handle,
+    "open connection",
+    link_id,
+    (char*)neighbor_entity,
+    hDTI->entity_options);
+
+#ifdef BT_ADAPTER
+ /*
+   *  Check if open with a riviera entity.
+   */
+  if (strcmp ((CHAR*)neighbor_entity, BTI_NAME) EQ 0)
+  {
+    riviera_bt_channel = TRUE;
+  }
+#endif /* BT_ADAPTER */
+
+#ifdef FF_TCP_IP
+  TRACE_EVENT_P5 ("dti_open: QS:%d DIR:%d LOPT:%d NE:%s LID:%d V:4",  queue_size, direction, link_options, neighbor_entity, link_id);
+  if (strcmp ((CHAR*)neighbor_entity, RIV_NAME) EQ 0)
+  {
+    riviera_atp_channel = TRUE;
+    TRACE_EVENT("Riviera link to be opened!");
+  }
+#endif /* FF_TCP_IP */
+
+ /*
+   * Validate and correct passed parameters
+   */
+  if(validate_open_parameters(hDTI,
+                              link_id,
+                              &queue_size,
+                              &direction,
+                              &link_options,
+                              version,
+                              neighbor_entity) EQ DTI_E_FAIL)
+  {
+    return FALSE;
+  }
+
+  /*
+   * Find a link with the given link_id and direction
+   */
+  switch (acquire_link (hDTI, link_id, direction, &link) )
+  {
+  case DTI_S_FOUND:
+    /*
+     * Found already existing link
+     */
+    switch (link->connect_state)
+    {
+    case DTI_CLOSING:
+      link->connect_state = DTI_IDLE;
+      /* fall through */
+
+    case DTI_IDLE:
+      /*
+       *  Reset the link and set the parameter.
+       */
+          trace_message(hDTI->handle,
+            "existing DTI connection is being reset!",
+            hDTI->entity_options);
+
+          set_open_para_link_table(hDTI,
+                                   link,
+                                   version,
+                                   link_options,
+                                   instance,
+                                   interfac,
+                                   channel,
+                                   queue_size,
+                                   DTI_IDLE);
+      /*
+       *  Send a confirm primitive if we use SAP DTI2.DOC. Then also set the parameter.
+       */
+      send_req_or_ind     = TRUE;
+      signal              = DTI_REASON_CONNECTION_OPENED;
+      if (link->direction NEQ DTI_NULL_LINK)
+      {
+       /*
+        * Close the old channel.
+        */
+        vsi_c_close (hDTI->handle, link->link_handle);
+      }
+
+      /*
+       *  Set the flag to open a new channel.
+       */
+          open_vsi_channel    = TRUE;
+
+      break;
+
+    case DTI_SETUP:
+      /*
+       *  Collision of DTI2_CONNECT_REQ and DTI2_CONNECT_IND. The parameters
+       *  have been set in dti_open before. They stay in this state.
+       */
+      break;
+
+    case DTI_CLOSED:
+    /*
+     *  Start with connecting
+     */
+
+      set_open_para_link_table
+        (
+        hDTI, link, version, link_options,
+        instance, interfac, channel, queue_size, DTI_SETUP
+        );
+
+      link->connect_state     = DTI_SETUP;
+      send_req_or_ind         = TRUE;
+          open_vsi_channel        = TRUE;
+      break;
+
+    case DTI_CONNECTING:
+      /*
+       *  Got a connecting primitive, send a confirm primitive and set the parameter.
+       */
+      set_open_para_link_table
+        (
+        hDTI, link, version, link_options,
+        instance, interfac, channel, queue_size, DTI_IDLE
+        );
+
+      send_res_or_cnf     = TRUE;
+      signal              = DTI_REASON_CONNECTION_OPENED;
+          open_vsi_channel    = TRUE;
+      break;
+
+    default:
+      /*
+       *  Wrong state
+       */
+          trace_message_link_id(hDTI->handle,
+            "DTI ERROR: Wrong state of dtilib",
+        link_id,
+        hDTI->entity_options);
+      break;
+    }
+    break;
+
+  /*
+   * Created new link
+   */
+  case DTI_S_CREATED_NEW:
+    /*
+     *  Open the requested channel and send a req/ind primitive.
+     */
+      open_vsi_channel    = TRUE;
+
+    /*
+     *  DTILIB can handle DTI SAP DTI.DOC and DTI2.DOC. By using DTI.DOC (the old
+     *  SAP) the parameter are set but the connect primitives are not supported.
+     *
+     *  SAP DTI.DOC does also not support a queue. So the queue len is set to
+     *  0 in the function set_link_parameter().
+     */
+    set_open_para_link_table
+      (
+      hDTI, link, version, link_options,
+      instance, interfac, channel, queue_size, DTI_SETUP
+      );
+      send_req_or_ind     = TRUE;
+    break;
+
+  default:
+    /*
+     * No free link - no connection possible.
+     */
+      return FALSE;
+  } /*lint !e788 enum constant not used */
+
+/* in case of RIV link, get parameters from AAA */
+#ifdef FF_TCP_IP
+  if( riviera_atp_channel)
+  {
+    link->link_type     = RIVIERA_ATP_LINK;
+    link->entity_db     = hDTI;                 /* remember the entity the link belongs to */
+    link->dti_id          =  EXTRACT_DTI_ID(link_id);
+/*    link->link_options = FLOW_CNTRL_DISABLED;  */ /* to avoid the full DTI state machine */
+
+    /* get the parameters valid within RIV environment from AAA */
+    if(!aaa_get_connection_data(  link->dti_id, &(link->port_nb), &(hDTI->entity_id_p), &(hDTI->own_name)))
+    {
+      TRACE_ERROR("aaa_get_connection_data() failed!");
+    }
+    else
+    {
+      TRACE_EVENT_P2("got connection_data: name: %s, link_id: %d", (char*) (hDTI->own_name), link->link_id);
+    }
+
+    if(hDTI->handle EQ PEI_ERROR)
+    {
+      TRACE_ERROR("error getting my own entity handle!");
+    }
+  }
+#endif
+
+/* mark links connection type */
+  if(    !riviera_atp_channel
+#ifdef BT_ADAPTER
+     AND !riviera_bt_channel
+#endif
+    )  /*lint !e774  (Info -- Boolean within 'if' always evaluates to True), only used for FF_TCP_IP/BT */
+  {
+    link->link_type     = ENTITY_LINK;
+  }
+
+  /*
+   * link to BlueTooth
+   */
+#ifdef BT_ADAPTER
+  if(riviera_bt_channel)
+  {
+    link->link_type = RIVIERA_BT_LINK;
+  }
+#endif
+
+  /*
+   *  Open a channel to VSI. If it is not possible to open, return FALSE to the entity
+   *  so that the entity can try again.
+   */
+  if(open_vsi_channel)
+  {
+    /*
+     * If NULL device then disable flow control
+     */
+    if(direction EQ DTI_NULL_LINK)
+    {
+      trace_message(hDTI->handle,
+                    "DTI connection is to be opened for NULL device",
+                    hDTI->entity_options);
+      /*
+       * it is not exactly necessary to set this here,
+       * but only a logical consequence
+       */
+      link->link_options  = DTI_FLOW_CNTRL_DISABLED;
+      link->link_type     = NULL_LINK;
+      link->connect_state = DTI_IDLE;
+      /*
+       *  Activate callback function with reason_connection_opened
+       *  and, additionally, signal tx_buffer_ready if the queue is used.
+       */
+      send_open_ready_callback(hDTI, link);
+      return TRUE;
+    }
+
+  if (link->link_type EQ ENTITY_LINK) /* check for connection within GPF */
+  {
+      open_comm_channel(hDTI->handle,
+        &link->link_handle,
+        (char *) neighbor_entity,
+        hDTI->entity_options);
+  }
+
+#ifdef FF_TCP_IP
+  else if (link->link_type EQ RIVIERA_ATP_LINK) /* check for connection towards Riv */
+  {
+      link->dti_data_ind  =  NULL;
+      link->connect_state =  DTI_IDLE;     /* we don't use connect prims here, */
+                                          /* so set it by hand */
+      signal              = DTI_REASON_CONNECTION_OPENED;
+      send_res_or_cnf     = FALSE;
+      send_req_or_ind     = FALSE;
+
+      open_comm_channel(  hDTI->handle,  /* open com handle to hDTI-entity */
+                                      &link->link_handle,
+                                      (char *) hDTI->own_name,
+                                        hDTI->entity_options);
+
+      /* the port has already been opened by AAA, so only remember link as leading to ATP,
+        * for sending data or events 'backwards' to that entity
+        */
+      if(link->link_handle >= VSI_OK)
+      {
+        if(atp_links[link->port_nb] EQ D_LINK)
+        {
+            atp_links[link->port_nb] = link;
+            ATP_used_flag = TRUE;
+         }
+        else
+        {
+          TRACE_ERROR("link reference could not be saved for DAA");
+         }
+      }
+  }
+#endif
+
+    if(link->link_handle < VSI_OK)
+    {
+      trace_message_link_id(hDTI->handle,
+        "DTI ERROR: open a comm channel not possible",
+        link_id,
+        hDTI->entity_options);
+
+      set_default_para_link_table(hDTI, link, D_FREE_LINK_ID, D_DIRECTION);
+      return FALSE;
+    }
+
+#ifdef BT_ADAPTER
+  if(link->link_type EQ RIVIERA_BT_LINK)  /* connection links into RIV environment */
+  {
+      /*
+      xxxx: handle new BT link
+      */
+  }
+#endif
+  }   /* if(open_channel) */
+
+  if(send_res_or_cnf)                                 /* shouldn't happen for ATP links! */
+  {
+    /* Send DTI2_CONNECT_RES or DTI2_CONNECT_CNF
+    */
+    send_connect_res_or_cnf (hDTI, link);
+  }
+  else if(send_req_or_ind)                          /* is supposed to happen for ATP links??? */
+  {
+    /* Send DTI2_CONNECT_REQ or DTI_CONNECT_IND.
+     */
+    if(link->link_type EQ ENTITY_LINK)
+    {
+      send_connect_req_or_ind (hDTI, link);
+    }
+  }
+  /*
+   *  Activate the callback function to the entity.
+   */
+  if(signal EQ DTI_REASON_CONNECTION_OPENED)
+  {
+    if (!(hDTI->entity_options & DTI_NO_TRACE) )
+      {
+        trace_message_l_e(hDTI->handle,
+        "DTI connection opened", /*lint !e605 Increase in pointer capability */
+        link_id,
+        (char*)neighbor_entity,
+         hDTI->entity_options);
+      }
+
+    /*
+     *  Activate callback function with reason_connection_opened
+     *  and, additionally, signal tx_buffer_ready if the queue is used.
+     */
+    send_open_ready_callback (hDTI, link);
+  }
+  return TRUE;
+}
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB          MODULE  : dti_kerf.c                     |
+| STATE   : code            ROUTINE : send_disconnect_req_or_ind     |
++--------------------------------------------------------------------+
+
+ * PURPOSE: Send a Disconnect primitive depending on the direction.
+ */
+
+LOCAL void send_disconnect_req_or_ind (DTI_HANDLE hDTI,
+                                       DTI_LINK* link,
+                                       U8 cause)
+{
+#define VSI_CALLER hDTI->handle,
+  /*
+   * Check if the link is upwards or downwards
+   * and send the according disconnect primitive.
+   */
+  switch (link->direction)
+  {
+    case DTI_CHANNEL_TO_HIGHER_LAYER:
+      {
+        PALLOC (dti_disconnect_ind, DTI2_DISCONNECT_IND);
+        dti_disconnect_ind->link_id = link->link_id;
+        dti_disconnect_ind->cause   = cause;
+        if(hDTI->entity_options & DTI_NO_TRACE)
+        {
+          PSEND_NTRACE(link->link_handle, dti_disconnect_ind);
+        }
+        else
+        {
+          PSEND(link->link_handle, dti_disconnect_ind);
+          trace_message_link_id(hDTI->handle,
+                                "OUT: DTI2_DISCONNECT_IND",
+                                link->link_id,
+                                hDTI->entity_options);
+        }
+      }
+      break;
+
+    case DTI_CHANNEL_TO_LOWER_LAYER:
+      {
+        PALLOC (dti_disconnect_req, DTI2_DISCONNECT_REQ);
+        dti_disconnect_req->link_id = link->link_id;
+        dti_disconnect_req->cause   = cause;
+        if(hDTI->entity_options & DTI_NO_TRACE)
+        {
+          PSEND_NTRACE(link->link_handle, dti_disconnect_req);
+        }
+        else
+        {
+          PSEND(link->link_handle, dti_disconnect_req);
+          trace_message_link_id(hDTI->handle,
+                                "OUT: DTI2_DISCONNECT_REQ",
+                                link->link_id,
+                                hDTI->entity_options);
+        }
+      }
+      break;
+
+    default:
+      /*
+       * no known channel type open so do not send anything
+       */
+      break;
+  }
+#undef VSI_CALLER
+} /* send_disconnect_req_or_ind() */
+
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB          MODULE  : dti_kerf.c                     |
+| STATE   : code            ROUTINE : send_ready_req_or_ind          |
++--------------------------------------------------------------------+
+
+ * PURPOSE: Send a Flow Control primitive depending on the direction.
+ */
+
+LOCAL void send_ready_req_or_ind (DTI_HANDLE hDTI, DTI_LINK *link)
+{
+#define VSI_CALLER hDTI->handle,
+
+#ifdef FF_TCP_IP
+  /*
+   * do not send flow control primitives in case of riviera link
+   * but send a Data primitive to trigger next data reception
+   * this is needed because ATP may has sent data
+   * where DTILIB was not initialized yet
+   */
+  if(link->link_type EQ RIVIERA_ATP_LINK)
+  {
+    PALLOC(dti_data_ind, DTI2_DATA_IND);
+    dti_data_ind->link_id             = link->link_id;
+    dti_data_ind->desc_list2.list_len = 0;
+    dti_data_ind->desc_list2.first    = (U32)NULL;
+    PSEND(link->link_handle, dti_data_ind);
+    return;
+  }
+#endif /* FF_TCP_IP */
+  /*
+   * Check if the link is upwards or downwards
+   * and send the according connect primitive.
+   */
+  switch (link->direction)
+  {
+    case DTI_CHANNEL_TO_HIGHER_LAYER:
+#ifdef BT_ADAPTER
+      if(link->link_type EQ RIVIERA_BT_LINK)
+      {
+        btidti_getdata_req(link_id);
+      }
+      else
+#endif /* BT_ADAPTER */
+      {
+        if(link->link_type EQ ENTITY_LINK)
+        {
+          PALLOC (dti_ready_ind, DTI2_READY_IND);
+          dti_ready_ind->link_id = link->link_id;
+          if(hDTI->entity_options & DTI_NO_TRACE)
+          {
+            PSEND_NTRACE(link->link_handle, dti_ready_ind);
+          }
+          else
+          {
+            PSEND(link->link_handle, dti_ready_ind);
+            trace_message_link_id(hDTI->handle,
+                                  "OUT: DTI2_READY_IND",
+                                  link->link_id,
+                                  hDTI->entity_options);
+          }
+        }
+      }
+      break;
+
+    case DTI_CHANNEL_TO_LOWER_LAYER:
+#ifdef BT_ADAPTER
+      if(link->link_type EQ RIVIERA_BT_LINK)
+      {
+        btidti_getdata_req(link_id);
+      }
+      else
+#endif /* BT_ADAPTER */
+      {
+        if(link->link_type EQ ENTITY_LINK)
+        {
+          PALLOC (dti_getdata_req, DTI2_GETDATA_REQ);
+          dti_getdata_req->link_id = link->link_id;
+          if(hDTI->entity_options & DTI_NO_TRACE)
+          {
+            PSEND_NTRACE(link->link_handle, dti_getdata_req);
+          }
+          else
+          {
+            PSEND(link->link_handle, dti_getdata_req);
+            trace_message_link_id(hDTI->handle,
+                                  "OUT: DTI2_GETDATA_REQ",
+                                  link->link_id,
+                                  hDTI->entity_options);
+          }
+        }
+      }
+      break;
+
+    default:
+      /*
+       * no known channel type open so do not send anything
+       */
+      break;
+  }
+#undef VSI_CALLER
+} /* send_ready_req_or_ind() */
+
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                 |
+| STATE   : code                  ROUTINE : dti_close                |
++--------------------------------------------------------------------+
+
+ *
+ *  The function searchs a link in the databank link list and closes it.
+ *  Then it calls the callback function with the signal DTI_REASON_CONNECTION_CLOSED.
+ */
+
+GLOBAL void dti_close (DTI_HANDLE hDTI,
+                       U8 instance,
+                       U8 interfac,
+                       U8 channel,
+                       BOOL flush)
+{
+  DTI_LINK *link;
+
+  trace_function( hDTI->handle,
+    "dti_close()",
+    hDTI->entity_options);
+
+  /*
+   *  Find the link in the database
+   */
+
+  if((link = get_pointer_link_table_channel(hDTI,
+                                            instance,
+                                            interfac,
+                                            channel)) NEQ NULL)
+  {
+
+      trace_message_link_id(hDTI->handle,
+        "closing DTI connection", /*lint !e605 Increase in pointer capability */
+        link->link_id,
+        hDTI->entity_options);
+
+    if (link->direction EQ DTI_NULL_LINK)
+    {
+      set_default_para_link_table(hDTI, link, D_FREE_LINK_ID, D_DIRECTION);
+      return;
+    }
+
+    switch (link->connect_state)
+    {
+      /*
+       *  The link is already closed
+       */
+
+      case DTI_CLOSED:
+          trace_message_link_id(hDTI->handle,
+            "Link is already closed for this entity",
+          link->link_id,
+          hDTI->entity_options);
+        return;
+
+        /*
+         * In all other states the entity sends a disconnect primitive
+         */
+      default:
+      /*
+       * exit only after send queue has been emptied?
+       */
+        if(flush EQ TRUE)
+        {
+       /*
+        * if it is not empty, wait for data flow primitives
+        * from the peer entity
+        */
+          if(link->queue_len NEQ 0)
+          {
+            link->connect_state = DTI_CLOSING;
+            return;
+          }
+          else
+          {
+          /*
+           * call the callback function right now.
+           */
+            hDTI->sig_callback(
+              link->instance,
+              link->interfac,
+              link->channel,
+              DTI_REASON_CONNECTION_CLOSED,
+              NULL
+              );
+          }
+        }
+
+        if (link->link_type NEQ RIVIERA_ATP_LINK)
+          /* check for connection towards ATP. The NULL_LINK case is handled
+           * above, already.
+           */
+        {
+          send_disconnect_req_or_ind (hDTI, link, DTI_CAUSE_NORMAL_CLOSE);
+        }
+#ifdef FF_TCP_IP
+        else  /* the links goes towards Riviera */
+        {
+          U8 i;
+          atp_links[link->port_nb] = D_LINK;
+          ATP_used_flag = FALSE;
+          for (i=0; i<MAX_ATP_LINKS; i++)
+          {
+            if(atp_links[i] NEQ D_LINK)
+            {
+                ATP_used_flag = TRUE;
+                TRACE_EVENT("there are still open ATP links!");
+                break;
+            }
+          }
+        }
+#endif /* FF_TCP_IP */
+
+        /*
+         * close the communication channel
+         */
+        vsi_c_close (hDTI->handle, link->link_handle);
+        /*
+         *  Set the default parameter. The channel is closed in the neighbour entity.
+         */
+        set_default_para_link_table(hDTI,link, D_FREE_LINK_ID, D_DIRECTION);
+
+        /*
+         * Note: Flow control and data primitives are silently discarded.
+         */
+
+        break;
+    }
+  }
+  else
+  {
+  /*
+   * there is no link to be found in the table
+   */
+    trace_message_iic(hDTI->handle,
+      "DTI link is alredy closed",
+      instance,
+      interfac,
+      channel,
+      hDTI->entity_options);
+  }
+}
+
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                 |
+| STATE   : code                  ROUTINE : dti_start                |
++--------------------------------------------------------------------+
+
+ *
+ * If the entity wants to receive data primitives, this function must be
+ * called.
+ */
+
+GLOBAL void dti_start( DTI_HANDLE hDTI, U8 instance, U8 interfac, U8 channel)
+{
+  DTI_LINK *link;
+
+  trace_function( hDTI->handle,
+    "dti_start()",
+    hDTI->entity_options);
+
+  /*
+   *  Find the link in the database.
+   */
+  link = get_pointer_link_table_channel(hDTI, instance, interfac, channel);
+  if(link EQ NULL)
+  {
+    /*
+     * Link id is not in the table.
+     */
+    trace_message_iic(hDTI->handle,
+      "DTI ERROR: dti_start() - No link id in the database",
+      instance,
+      interfac,
+      channel,
+      hDTI->entity_options);
+    return;
+  }
+  /*
+   *  Is the entity connected ?
+   */
+  if(link->connect_state NEQ DTI_IDLE)
+  {
+    trace_message_link_id(hDTI->handle,
+      "DTI ERROR: link is not connected",
+      link->link_id,
+      hDTI->entity_options);
+    return;
+  }
+  /*
+   *  Check if the flow control is not used but do nothing.
+   */
+  if(link->link_options EQ DTI_FLOW_CNTRL_DISABLED)
+    return;
+  /*
+   *  Handle the states
+   */
+  switch(link->rx_state)
+  {
+    case DTI_RX_IDLE:
+      /*
+       *  Change the state to indicate ready to receive data.
+       */
+      link->rx_state = DTI_RX_READY;
+      /*
+       * No flow control primitive was sent. So send one now.
+       * NOTE: The parameter link->direction gives information about the
+       * direction for sending the data.
+       */
+      send_ready_req_or_ind (hDTI, link);
+      break;
+
+    case DTI_RX_STOPPED:
+      /*
+       * The entity has stopped the flow control.
+       * The flow control was sent already.
+       * So change state to DTI_RX_READY.
+       */
+      link->rx_state = DTI_RX_READY;
+      break;
+
+    case DTI_RX_READY:
+      /*
+       *  dti_start() was already called.
+       */
+      break;
+
+    default:
+      /*
+       * Unexpected state - set ERROR.
+       */
+      trace_message_link_id(hDTI->handle,
+        "DTI ERROR: wrong state",
+      link->link_id,
+      hDTI->entity_options);
+      break;
+  }
+} /* dti_start() */
+
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                 |
+| STATE   : code                  ROUTINE : dti_stop                 |
++--------------------------------------------------------------------+
+
+ *
+ * This function is called if the entity wants to stop receiving of data
+ * primitives.
+ */
+
+GLOBAL void dti_stop( DTI_HANDLE hDTI, U8 instance, U8 interfac, U8 channel)
+{
+  DTI_LINK *link;
+
+  trace_function( hDTI->handle,
+    "dti_stop()",
+    hDTI->entity_options);
+
+  /*
+   *  Find the link in the databank.
+   */
+  link = get_pointer_link_table_channel(hDTI, instance, interfac, channel);
+  /*
+   * It is link id in the table ?
+   */
+  if(link EQ NULL)
+  {
+    trace_message_iic(hDTI->handle,
+      "DTI ERROR: dti_stop() - No link id in the database",
+      instance,
+      interfac,
+      channel,
+      hDTI->entity_options);
+    return;
+  }
+  /*
+   *  Is the entity connected ?
+   */
+  if(link->connect_state NEQ DTI_IDLE)
+  {
+    trace_message_link_id(hDTI->handle,
+      "DTI ERROR: dti_stop() - link is not connected",
+      link->link_id,
+      hDTI->entity_options);
+    return;
+  }
+  /*
+   *  Check if the flow control is not used - then do nothing
+   */
+  if(link->link_options EQ DTI_FLOW_CNTRL_DISABLED)
+    return;
+  /*
+   *  Handle the states
+   */
+  switch(link->rx_state)
+  {
+    case DTI_RX_READY:
+      /*
+       *  The flow control was already sent therefor change to stop state.
+       */
+      link->rx_state = DTI_RX_STOPPED;
+      break;
+
+    case DTI_RX_STOPPED:
+    case DTI_RX_IDLE:
+      /*
+       *  dti_stop() was already called.
+       *  So there is no need to change state.
+       */
+      break;
+
+    default:
+      /*
+       * Other state - ERROR
+       */
+      trace_message_link_id(hDTI->handle,
+        "DTI ERROR: dti_stop() - wrong state",
+        link->link_id,
+        hDTI->entity_options);
+      break;
+  }
+} /* dti_stop() */
+
+
+
+#ifdef _SIMULATION_
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB               MODULE  : dti_kerf.c                |
+| STATE   : code                 ROUTINE : send_data_test_req_or_ind |
++--------------------------------------------------------------------+
+
+ * PURPOSE: Get a DTI_DATA_IND and translate it to DTI_DATA_TEST_IND
+ *          and send it.
+ */
+
+LOCAL void send_data_test_req_or_ind (DTI_HANDLE hDTI,
+                                      DTI_LINK* link,
+                                      T_DTI2_DATA_IND* dti_data_ind)
+{
+#define VSI_CALLER hDTI->handle,
+  U16 len_buf_bits;
+  U16 i;
+  U16 len;
+  U16 j;
+  T_desc2 *p_desc;
+
+  trace_function(hDTI->handle,
+                 "send_data_test_req_or_ind()",
+                 hDTI->entity_options);
+
+  len_buf_bits = dti_data_ind->desc_list2.list_len * 8;
+
+  /*
+   *  Build the SDU primitive and send it
+   */
+  {
+    PALLOC_SDU (dti_data_test_ind, DTI2_DATA_TEST_IND, len_buf_bits);
+    memset (dti_data_test_ind, 0, sizeof (T_DTI2_DATA_TEST_IND));
+
+    dti_data_test_ind->link_id    =  dti_data_ind->link_id;
+    dti_data_test_ind->parameters =  dti_data_ind->parameters;
+
+    dti_data_test_ind->sdu.l_buf = len_buf_bits;
+    dti_data_test_ind->sdu.o_buf = 0;
+
+    /*
+     *  Copy the descs into sdu structure.
+     */
+    if(len_buf_bits > 0)
+    {
+      j = 0;
+      p_desc = (T_desc2*)(dti_data_ind->desc_list2.first);
+      while(p_desc NEQ NULL)
+      {
+        len = p_desc->len;
+        for(i=0; i < len; i++)
+        {
+          dti_data_test_ind->sdu.buf[j] = p_desc->buffer[i];
+          j++;
+        }
+        p_desc = (T_desc2*)(p_desc->next);
+      }
+    }
+
+    /*
+     * Check if the link is upwards or downwards
+     * and send the according disconnect primitive.
+     */
+    switch (link->direction)
+    {
+      case DTI_CHANNEL_TO_HIGHER_LAYER:
+        if(hDTI->entity_options & DTI_NO_TRACE)
+        {
+          PSEND_NTRACE(link->link_handle, dti_data_test_ind);
+        }
+        else
+        {
+          PSEND(link->link_handle, dti_data_test_ind);
+          trace_message_l_dl(hDTI->handle,
+                             "OUT: DTI2_DATA_TEST_IND",
+                             dti_data_ind->link_id,
+                             dti_data_ind->desc_list2.list_len,
+                             hDTI->entity_options);
+        }
+        break;
+
+      case DTI_CHANNEL_TO_LOWER_LAYER:
+        if(hDTI->entity_options & DTI_NO_TRACE)
+        {
+          PPASS_NTRACE(dti_data_test_ind,
+                       dti_data_test_req,
+                       DTI2_DATA_TEST_REQ);
+          PSEND_NTRACE(link->link_handle, dti_data_test_req);
+        }
+        else
+        {
+          PPASS(dti_data_test_ind, dti_data_test_req, DTI2_DATA_TEST_REQ);
+          PSEND(link->link_handle, dti_data_test_req);
+          trace_message_l_dl(hDTI->handle,
+                             "OUT: DTI2_DATA_TEST_REQ",
+                             dti_data_ind->link_id,
+                             dti_data_ind->desc_list2.list_len,
+                             hDTI->entity_options);
+        }
+        break;
+
+      default:
+        /*
+         * no known channel type open so do not send anything
+         */
+        break;
+    }
+  }
+  /*
+   *   Free the dti_data_ind primitive and the descs in the linked list.
+   */
+  mfree_desc(hDTI, &dti_data_ind->desc_list2);
+  PFREE (dti_data_ind);
+#undef VSI_CALLER
+} /* send_data_test_req_or_ind() */
+#endif /* _SIMULATION_ */
+
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : dti_kerf.c               |
+| STATE   : code                  ROUTINE : send_data_req_or_ind     |
++--------------------------------------------------------------------+
+
+ * PURPOSE: Send a Data primitive depending on the direction.
+ */
+
+LOCAL void send_data_req_or_ind (DTI_HANDLE hDTI,
+                                 DTI_LINK* link,
+                                 T_DTI2_DATA_IND* dti_data_ind)
+{
+#ifndef _SIMULATION_
+  U32 link_id;
+  U16 list_len;
+#endif /* !_SIMULATION_ */
+#ifdef BT_ADAPTER
+  if(link->link_type EQ RIVIERA_BT_LINK)
+  {
+    btidti_data_req(dti_data_ind);
+  }
+  else
+#endif /* BT_ADAPTER */
+/*
+ *  Check if the primitive is directed to a GPF or ATP entity, and send it.
+ */
+#ifdef FF_TCP_IP
+  if(link->link_type EQ RIVIERA_ATP_LINK)
+  {
+    dti_send_data_to_atp(hDTI, link, dti_data_ind);
+    return;
+  }
+#endif /* FF_TCP_IP */
+
+#ifdef _SIMULATION_
+  send_data_test_req_or_ind(hDTI, link, dti_data_ind);
+#else  /* _SIMULATION_ */
+#define VSI_CALLER hDTI->handle,
+  /*
+   * Check if the link is upwards or downwards
+   * and send the according disconnect primitive.
+   */
+  switch (link->direction)
+  {
+    case DTI_CHANNEL_TO_HIGHER_LAYER:
+#ifdef BT_ADAPTER
+      if(link->link_type EQ RIVIERA_LINK)
+      {
+        btidti_data_req(dti_data_ind);
+      }
+      else
+#endif /* BT_ADAPTER */
+      {
+        if(hDTI->entity_options & DTI_NO_TRACE)
+        {
+          PSEND_NTRACE(link->link_handle, dti_data_ind);
+        }
+        else
+        {
+          link_id  = dti_data_ind->link_id;
+          list_len = dti_data_ind->desc_list2.list_len;
+          PSEND(link->link_handle, dti_data_ind);
+          trace_message_l_dl(hDTI->handle,
+                             "OUT: DTI2_DATA_IND",
+                             link_id,
+                             list_len,
+                             hDTI->entity_options);
+        }
+      }
+      break;
+
+    case DTI_CHANNEL_TO_LOWER_LAYER:
+      if(hDTI->entity_options & DTI_NO_TRACE)
+      {
+        PPASS_NTRACE(dti_data_ind, dti_data_req, DTI2_DATA_REQ);
+        PSEND_NTRACE(link->link_handle, dti_data_req);
+      }
+      else
+      {
+        PPASS(dti_data_ind, dti_data_req, DTI2_DATA_REQ);
+        link_id  = dti_data_req->link_id;
+        list_len = dti_data_req->desc_list2.list_len;
+        PSEND(link->link_handle, dti_data_req);
+        trace_message_l_dl(hDTI->handle,
+                           "OUT: DTI2_DATA_REQ",
+                           link_id,
+                           list_len,
+                           hDTI->entity_options);
+      }
+      break;
+
+    default:
+      /*
+       * no known channel type open so do not send anything
+       */
+      break;
+  }
+#undef VSI_CALLER
+#endif /* else _SIMULATION_ */
+} /* send_data_req_or_ind() */
+
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                 |
+| STATE   : code                  ROUTINE : dti_send_data            |
++--------------------------------------------------------------------+
+
+ *
+ *  This function sends data. If the database direction is set to
+ *  DTI_UPLINK then it sends a dti_data_req primitive otherwise a DTI_DATA_IND
+ *  primitive.
+ */
+
+GLOBAL void dti_send_data (DTI_HANDLE hDTI,
+                           U8 instance,
+                           U8 interfac,
+                           U8 channel,
+                           T_DTI2_DATA_IND *dti_data_ind)
+{
+  DTI_LINK *link;
+  T_DTI2_DATA_IND *hlp_data_ind;
+
+  trace_function(hDTI->handle,
+                 "dti_send_data()",
+                 hDTI->entity_options);
+
+  /*
+   *  Find the link in the database.
+   */
+  link = get_pointer_link_table_channel(hDTI, instance, interfac, channel);
+  if(link EQ NULL)
+  {
+    /*
+     * link_id is not in the table.
+     */
+    trace_message_iic(hDTI->handle,
+      "DTI ERROR: dti_send_data() - No link id in the database",
+      instance,
+      interfac,
+      channel,
+      hDTI->entity_options);
+    mfree_desc(hDTI, &dti_data_ind->desc_list2);
+    PFREE (dti_data_ind);
+    return;
+  }
+
+  /*
+   *  Is the entity connected ?
+   */
+  if(link->connect_state NEQ DTI_IDLE)
+  {
+    trace_message_link_id(hDTI->handle,
+      "DTI ERROR: dti_send_data() - link is not connected",
+      link->link_id,
+      hDTI->entity_options);
+    mfree_desc(hDTI, &dti_data_ind->desc_list2);
+    PFREE (dti_data_ind);
+    return;
+  }
+
+  /*
+   * If link is a NULL device then just free the message
+   */
+  if (link->direction EQ DTI_NULL_LINK)
+  {
+    mfree_desc (hDTI, &dti_data_ind->desc_list2);
+    PFREE (dti_data_ind);
+    return;
+  }
+
+  /*
+   * There is no flow control, so the primitive doesn't get into the queue
+   * and has to get sent at once.
+   */
+  if(link->link_options EQ DTI_FLOW_CNTRL_DISABLED)
+  {
+    send_data_req_or_ind(hDTI, link, dti_data_ind);
+    return;
+  }
+
+  switch (link->tx_state)
+  {
+    case DTI_TX_IDLE:
+    case DTI_TX_BUFFER_FULL:
+      /*
+       * While waiting for a flow control primitive no sending is possible.
+       * Put the primitive dti_data_ind in the queue.
+       */
+      put_dti_data_ind_in_queue_managed (hDTI, link, dti_data_ind);
+      break;
+
+    case DTI_TX_FLOW:
+      /*
+       * The flow control primitive is already received.
+       * So just send Data primitive and change state.
+       * Because of ATP links there might be still a prim in the queue
+       * therefore we have to use the queue for this
+       */
+      put_dti_data_ind_in_queue(hDTI, link, dti_data_ind);
+      /*
+       *  Read the last packet from the queue and send it.
+       */
+      {
+        hlp_data_ind =  get_dti_data_ind_from_queue(hDTI, link);
+        hlp_data_ind->link_id = link->link_id;
+        /*
+         * The packet will be sent. Now change the state to DTI_TX_IDLE.
+         */
+        link->tx_state = DTI_TX_IDLE;
+        /*
+         *  Send the primitive depending on its direction.
+         */
+        send_data_req_or_ind(hDTI, link, hlp_data_ind);
+      }
+      break;
+
+    default:
+      /*
+       * Unknown state..
+       */
+      trace_message_link_id(hDTI->handle,
+        "DTI ERROR: dti_send_data() - wrong state",
+        link->link_id,
+        hDTI->entity_options);
+      mfree_desc(hDTI, &dti_data_ind->desc_list2);
+      PFREE (dti_data_ind);
+      break;
+  }
+  /*
+   * if queue is full now, send a warning callback
+   */
+  if((link->queue_len >= link->queue_size) AND
+     (link->link_options NEQ DTI_QUEUE_UNBOUNDED))
+  {
+    link->tx_state = DTI_TX_BUFFER_FULL;
+    hDTI->sig_callback(link->instance,
+                       link->interfac,
+                       link->channel,
+                       DTI_REASON_TX_BUFFER_FULL,
+                       NULL);
+  }
+} /* dti_send_data() */
+
+
+
+/*
++--------------------------------------------------------------------------+
+| PROJECT : DTILIB                    MODULE  : DTI_KERF                   |
+| STATE   : code                      ROUTINE : flow_control_prim_received |
++--------------------------------------------------------------------------+
+
+  PURPOSE : Process primitives DTI_GETDATA_REQ and DTI_READY_IND
+            received from neighbour DTI
+  */
+
+GLOBAL void flow_control_prim_received (DTI_HANDLE hDTI,
+                                        U32 link_id,
+                                        U8 direction)
+{
+  DTI_LINK*         link;
+  T_DTI2_DATA_IND*  dti_data_ind;
+
+  trace_function(hDTI->handle,
+                 "flow_control_prim_received()",
+                 hDTI->entity_options);
+
+  /*
+   * get link pointer
+   */
+  link = get_pointer_link_table(hDTI, link_id, direction);
+  if(link EQ NULL)
+  {
+    /*
+     *  There is no link_id which requested to the link_id in the link_table.
+     */
+    trace_message_link_id(hDTI->handle,
+      "DTI ERROR: fc_prim - No link in data base",
+      link_id,
+      hDTI->entity_options);
+    return;
+  }
+
+  /*
+   * check for valid link
+   * the link is valid if it is in IDLE or CLOSING state
+   * Flow Control primitives are unexpected if Flow Control is disabled
+   */
+  if(((link->connect_state NEQ DTI_IDLE) AND
+      (link->connect_state NEQ DTI_CLOSING)) OR
+     (link->link_options EQ DTI_FLOW_CNTRL_DISABLED))
+  {
+    TRACE_EVENT_P4("HORST=7, weil: connect_state %d, link_options %d, link_id %u, direction %d",
+                   link->connect_state, link->link_options, link_id, direction);
+    return;
+  }
+  /*
+   * get next prim from queue
+   */
+  dti_data_ind = get_dti_data_ind_from_queue(hDTI, link);
+  /*
+   * Select the state.
+   */
+  switch (link->tx_state)
+  {
+    case DTI_TX_IDLE:
+    case DTI_TX_FLOW:
+      /*
+       * A flow control primitive is received. Send a data packet
+       * if there is any in the queue or change the state.
+       * In case of an RIVIERA_ATP_LINK it is necessary to check the send queue
+       * also in DTI_TX_FLOW state
+       */
+      if(dti_data_ind NEQ NULL)
+      {
+        /*
+         * Select link_id and send data.
+         */
+        dti_data_ind->link_id = link->link_id;
+        send_data_req_or_ind(hDTI, link, dti_data_ind);
+
+        /*
+         * Stay in this state.
+         */
+      }
+      else
+      {
+        /*
+         * Change the state because there is a flow control primitive
+         * and no packet has been sent.
+         */
+        link->tx_state = DTI_TX_FLOW;
+      }
+      break;
+
+    case DTI_TX_BUFFER_FULL:
+      /*
+       * The buffer had been full. Send packets from queue and signal ready
+       */
+      if(dti_data_ind NEQ NULL)
+      {
+        /*
+         * Select link_id and send data.
+         */
+        dti_data_ind->link_id = link->link_id;
+        send_data_req_or_ind(hDTI, link, dti_data_ind);
+        /*
+         * Change the state if the queue is ready
+         * to get the next data from the entity
+         */
+        if(link->queue_len < link->queue_size)
+        {
+          link->tx_state = DTI_TX_IDLE;
+        }
+      }
+      else
+      {
+        /*
+         * Change the state because there is a flow control primitive
+         * and no packet has been sent.
+         */
+        link->tx_state = DTI_TX_FLOW;
+      }
+      /*
+       * Signal to the callback function that the buffer is ready.
+       */
+      if((link->connect_state NEQ DTI_CLOSING) AND
+         (link->tx_state NEQ DTI_TX_BUFFER_FULL))
+      {
+        hDTI->sig_callback(link->instance,
+                           link->interfac,
+                           link->channel,
+                           DTI_REASON_TX_BUFFER_READY,
+                           NULL);
+      }
+      break;
+
+    default:
+      trace_message_link_id(hDTI->handle,
+        "DTI ERROR: Wrong state for flow control primitive",
+        link->link_id,
+        hDTI->entity_options);
+      /*
+       * free whole prim, incl. descs
+       */
+      if(dti_data_ind NEQ NULL)
+      {
+        mfree_desc(hDTI, (T_desc_list2*) &(dti_data_ind->desc_list2));
+        PFREE(dti_data_ind);
+      }
+      break;
+  }
+
+  /*
+   * if the connection is to be closed and the send queue is empty
+   * then close the connection now
+   */
+  if((link->queue_len EQ 0) AND
+     (link->connect_state EQ DTI_CLOSING))
+  {
+    send_disconnect_req_or_ind(hDTI, link, DTI_CAUSE_NORMAL_CLOSE);
+    close_link_with_signal(hDTI, link);
+  }
+} /* flow_control_prim_received() */
+
+
+
+/*
++--------------------------------------------------------------------------+
+| PROJECT : DTILIB                    MODULE  : DTI_KERF                   |
+| STATE   : code                      ROUTINE : connect_init_prim_received |
++--------------------------------------------------------------------------+
+
+PURPOSE : Process primitives DTI_CONNECT_REQ and DTI_CONNECT_IND
+          received from neighbour DTI
+*/
+
+GLOBAL void connect_init_prim_received (DTI_HANDLE hDTI,
+                                        U32 link_id,
+                                        U32 version,
+                                        U8 direction)
+{
+  DTI_LINK* link;
+  BOOL      send_cnf  = FALSE;
+  BOOL      send_disc = FALSE;
+  U8        signal    = DTI_NO_SIGNAL;
+
+  trace_function( hDTI->handle,
+    "connect_init_prim_received()",
+    hDTI->entity_options);
+
+  /*
+   *  Check version of peer dtilib
+   */
+  if(check_dti_version(hDTI, version) EQ FALSE)
+  {
+    trace_message_link_id(hDTI->handle,
+      "DTI ERROR: init_prim - Wrong DTI version",
+      link_id,
+      hDTI->entity_options);
+    /*
+     * Inform peer dtilib that connection failed
+     */
+    link = get_pointer_link_table(hDTI, link_id, direction);
+    if(link NEQ NULL)
+    {
+      send_disconnect_req_or_ind (hDTI, link, DTI_CAUSE_UNSUPPORTED_VERSION);
+      close_link_with_signal(hDTI, link);
+    }
+    return;
+  }
+
+  switch (acquire_link (hDTI, link_id, direction, &link) )
+  {
+    case DTI_S_FOUND:
+      /*
+       *  Entry for link_id found, continue connecting procedure
+       */
+      break;
+
+    case DTI_S_CREATED_NEW:
+      /*
+       *  There is no entry with the requested link_id in the link_table yet.
+       *  Wait for call of dti_open().
+       *  The remaining parameters are set in dti_open(). Then the response
+       *  primitive will be sent.
+       */
+      link->connect_state   = DTI_CONNECTING;
+      return;
+
+    default:
+      /*
+       * No free link
+       */
+      return;
+  }
+
+  /*
+   *  Start up connecting.
+   */
+  switch (link->connect_state)
+  {
+    case DTI_IDLE:
+      /*
+       *  Reset the link and send a response primitive, free the data packets,
+       *  and call the callback funktion.
+       */
+      set_reset_req_para_link_table(hDTI, link);
+      send_cnf = TRUE;
+      signal   = DTI_REASON_CONNECTION_OPENED;
+      trace_message_link_id(hDTI->handle,
+        "DTI connection opened",
+        link->link_id,
+        hDTI->entity_options);
+      break;
+
+    case DTI_SETUP:
+      /*
+       *  Collision ! The neighbour entity has sent a dti_connect_ind
+       *  primitive as well which means the neighbor enitiy is willing to connect as well.
+       *  So we send a response and open the connection.
+       */
+      link->connect_state = DTI_IDLE;
+      send_cnf            = TRUE;
+      signal              = DTI_REASON_CONNECTION_OPENED;
+      link->rx_state      = DTI_RX_IDLE;
+      trace_message_link_id(hDTI->handle,
+        "DTI connection opened",
+        link->link_id,
+        hDTI->entity_options);
+      break;
+
+    case DTI_CLOSING:
+      /*
+       * because of the connect request, internal buffers
+       * are being reset. Thus, the send queue is empty now
+       * and the connection can be closed down.
+       * there has to be a confirmation for the connect
+       * primitive anyway
+       */
+      send_disc = TRUE;
+      send_cnf  = TRUE;
+      break;
+
+    case DTI_CLOSED:
+      /*
+       *  dti_open() is not called yet. The confirm primitive will
+       *  be sent then and the parameter will be set.
+       */
+      link->connect_state = DTI_CONNECTING;
+      break;
+
+    default:
+      trace_message_link_id(hDTI->handle,
+        "DTI ERROR: init_prim - Wrong state dtilib",
+        link_id,
+        hDTI->entity_options);
+      break;
+  }
+
+  /*
+   *  Send the confirm primitive.
+   */
+  if (send_cnf)
+  {
+    send_connect_res_or_cnf (hDTI, link);
+  }
+
+  /*
+   *  Send the disconnect primitive.
+   */
+  if (send_disc)
+  {
+    send_disconnect_req_or_ind (hDTI, link, DTI_CAUSE_NORMAL_CLOSE);
+    close_link_with_signal(hDTI, link);
+    /*
+     * No more signals to be sent in this case..
+     */
+    return;
+  }
+
+  /*
+   *  Activate callback function with reason_connection_opened
+   *  and, additionally, signal tx_buffer_ready if the queue is used.
+   */
+  if(signal EQ DTI_REASON_CONNECTION_OPENED)
+  {
+    send_open_ready_callback (hDTI, link);
+  }
+} /* connect_init_prim_received() */
+
+
+
+/*
++--------------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                       |
+| STATE   : code                  ROUTINE : connect_confirm_prim_received  |
++--------------------------------------------------------------------------+
+
+PURPOSE : Process primitives DTI_CONNECT_RES and DTI_CONNECT_CNF
+          received from neighbour DTI
+*/
+
+GLOBAL void connect_confirm_prim_received (DTI_HANDLE hDTI,
+                                           U32 link_id,
+                                           U32 version,
+                                           U8 direction)
+{
+  DTI_LINK* link;
+  U8        signal = DTI_NO_SIGNAL;
+
+  trace_function(hDTI->handle,
+                 "connect_confirm_prim_received()",
+                 hDTI->entity_options);
+
+  /*
+   *  Note: No need to check the version because this has already been done
+   *        by the primitives dti_connect_req and dti_connect_ind.
+   */
+  if((link = get_pointer_link_table(hDTI, link_id, direction)) EQ NULL)
+  {
+    trace_message_link_id(hDTI->handle,
+      "DTI ERROR: cnf_prim - No link in dtilib",
+      link_id,
+      hDTI->entity_options);
+    return;
+  }
+
+  /*
+   *  The link is in the list so check the state.
+   */
+  switch (link->connect_state)
+  {
+    case DTI_SETUP:
+      /*
+       *  The entity can now enter the final state. The entity connection
+       *  is established.
+       */
+      link->connect_state = DTI_IDLE;
+      signal              = DTI_REASON_CONNECTION_OPENED;
+      link->rx_state      = DTI_RX_IDLE;
+      trace_message_link_id(hDTI->handle,
+        "DTI connection opened",
+        link->link_id,
+        hDTI->entity_options);
+      break;
+
+    case DTI_CLOSED:
+    case DTI_IDLE:
+      /*
+       * We are already in the final state. So there is nothing to do here.
+       */
+      break;
+
+    default:
+      trace_message_link_id(hDTI->handle,
+        "DTI ERROR: cnf_prim - Wrong state dtilib",
+        link_id,
+        hDTI->entity_options);
+      break;
+  }
+
+  /*
+   *  Activate callback function with reason_connection_opened
+   *  and, additionally, signal tx_buffer_ready if the queue is used.
+   */
+  if(signal EQ DTI_REASON_CONNECTION_OPENED)
+  {
+    send_open_ready_callback (hDTI, link);
+  }
+} /* connect_confirm_prim_received() */
+
+
+
+/*
++--------------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                       |
+| STATE   : code                  ROUTINE : disconnect_prim_received       |
++--------------------------------------------------------------------------+
+
+PURPOSE : Process primitives DTI_DISCONNECT_IND and DTI_DISCONNECT_REQ
+          received from neighbour DTI
+*/
+
+GLOBAL void disconnect_prim_received (DTI_HANDLE hDTI,
+                                      U32 link_id,
+                                      U8 direction)
+{
+
+  DTI_LINK *link;
+
+  trace_function(hDTI->handle,
+                 "disconnect_prim_received()",
+                 hDTI->entity_options);
+
+  /*
+   *  Is the link in the link list ?
+   */
+  if((link = get_pointer_link_table(
+    hDTI,
+    link_id,
+    direction)
+    ) NEQ NULL)
+  {
+    switch (link->connect_state)
+    {
+    /*
+     *  Link is already closed.
+     */
+    case DTI_CLOSED:
+      trace_message_link_id(hDTI->handle,
+        "DTI link alredy closed",
+        link->link_id,
+        hDTI->entity_options);
+      break;
+
+    /*
+     * Close the link.
+     */
+    default:
+      close_link_with_signal(hDTI, link);
+
+      break;
+    }
+  }
+
+}
+
+
+
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                    MODULE  : DTI_KERP             |
+| STATE   : code                      ROUTINE : data_prim_received   |
++--------------------------------------------------------------------+
+
+ *
+ * Process primitives DTI_DATA_REQ and DTI_DATA_IND received from DTI peer
+ */
+
+GLOBAL void data_prim_received(DTI_HANDLE hDTI,
+                               T_DTI2_DATA_IND *dti_data_ind,
+                               U8 direction)
+{
+  DTI_LINK *link;
+  U32 link_id;
+
+  trace_function(hDTI->handle,
+                 "data_prim_received()",
+                 hDTI->entity_options);
+
+  /*
+   *  Check if old or new SAP is supported.
+   */
+  link_id = dti_data_ind->link_id;
+
+  /*
+   *  Is the link in the link list ?
+   */
+  link = get_pointer_link_table(hDTI, link_id, direction);
+  if(link EQ NULL)
+  {
+    /*
+     *  The link_id is not in the list of ids.
+     */
+    trace_message_link_id(hDTI->handle,
+      "DTI ERROR: data_prim - No link in data base",
+      link_id,
+      hDTI->entity_options);
+    /*
+     * Just ignore the received data primitive.
+     */
+    mfree_desc(hDTI, &dti_data_ind->desc_list2);
+    PFREE(dti_data_ind);
+    return;
+  }
+  /*
+   *  If there is no connection silently discard primitive.
+   */
+  if(link->connect_state NEQ DTI_IDLE)
+  {
+    trace_message_link_id(hDTI->handle,
+      "DTI ERROR: data_prim_received() - link is not connected",
+      link->link_id,
+      hDTI->entity_options);
+    /*
+     * Just ignore the received data primitive.
+     */
+    mfree_desc(hDTI, &dti_data_ind->desc_list2);
+    PFREE(dti_data_ind);
+    return;
+  }
+  /*
+   * Check if no flow control should be supported. Pass the primitive at once
+   * to the entity over the callback function.
+   */
+  if(link->link_options EQ DTI_FLOW_CNTRL_DISABLED)
+  {
+    hDTI->sig_callback(link->instance,
+                       link->interfac,
+                       link->channel,
+                       DTI_REASON_DATA_RECEIVED,
+                       dti_data_ind);
+    return;
+  }
+
+#ifdef FF_TCP_IP
+  /*
+   * Get primitive content in case it is a RIVIERA_ATP_LINK
+   */
+  if(link->link_type EQ RIVIERA_ATP_LINK)
+  {
+    if((link->rx_state EQ DTI_RX_READY) OR
+       (link->rx_state EQ DTI_RX_STOPPED))
+    {
+      /*
+       * DTI does not really know if there is data available
+       * In case there is no ATP data the list_len value is set to 0
+       */
+      get_data_from_atp(hDTI, link, dti_data_ind);
+
+      if(dti_data_ind->desc_list2.list_len EQ 0)
+      {
+        /*
+         * there is no data in the ATP buffer any more
+         * so release the primitive and start ATP flow control again
+         */
+        mfree_desc(hDTI, &dti_data_ind->desc_list2);
+        PFREE (dti_data_ind);
+        TRACE_EVENT("atp_set_signal: ATP_RX_FLOW_ON");
+        atp_set_signal(hDTI->entity_id_p,
+                       link->port_nb,
+                       ATP_RX_FLOW_ON,
+                       ATP_RX_FLOW_UNMASK);
+        return;
+      }
+    }
+    else
+    {
+      /*
+       * the entity has stopped data flow
+       * currently it is not allowed to receive data
+       */
+      mfree_desc(hDTI, &dti_data_ind->desc_list2);
+      PFREE (dti_data_ind);
+      return;
+    }
+  }
+#endif /* FF_TCP_IP */
+
+  /*
+   * Handle the states.
+   */
+  switch(link->rx_state)
+  {
+    case DTI_RX_READY:
+      /*
+       *  Receive dti_data_ind, give a signal and send flow control primitive.
+       */
+      hDTI->sig_callback(link->instance,
+                         link->interfac,
+                         link->channel,
+                         DTI_REASON_DATA_RECEIVED,
+                         dti_data_ind);
+      /*
+       *  Check if the entity has stoped during the callback.
+       *  If yes do not send a flow control.
+       */
+      if(link->rx_state EQ DTI_RX_READY)
+      {
+        send_ready_req_or_ind(hDTI, link);
+      }
+      else
+      {
+        link->rx_state = DTI_RX_IDLE;
+      }
+      break;
+
+    case DTI_RX_STOPPED:
+      /*
+       *  The entity has stoped the communication but the flow control primitive to
+       *  the neighbour entity was sent. The last dti_data_ind signal must be sended
+       *  to the entity. DTILIB change to DTI_RX_IDLE.
+       */
+      link->rx_state = DTI_RX_IDLE;
+      hDTI->sig_callback(link->instance,
+                         link->interfac,
+                         link->channel,
+                         DTI_REASON_DATA_RECEIVED,
+                         dti_data_ind);
+      break;
+
+    default:
+      trace_message_link_id(hDTI->handle,
+        "DTI ERROR: Wrong state for dti_data_ind primitive",
+        link_id,
+        hDTI->entity_options);
+      mfree_desc(hDTI, &dti_data_ind->desc_list2);
+      PFREE (dti_data_ind);
+      break;
+  }
+} /* data_prim_received() */
+
+
+
+#ifdef _SIMULATION_
+/*
++--------------------------------------------------------------------+
+| PROJECT : DTILIB                 MODULE  : DTI_KERP                |
+| STATE   : code                   ROUTINE : data_test_prim_received |
++--------------------------------------------------------------------+
+
+PURPOSE : Process primitives DTI_DATA_TEST_REQ and DTI_DATA_TEST_IND
+          received from neighbour DTI
+*/
+
+GLOBAL void data_test_prim_received (DTI_HANDLE hDTI,
+                                     T_DTI2_DATA_TEST_IND *dti_data_test_ind,
+                                     U8 direction)
+{
+  USHORT len_buff, offset, i;
+  T_desc2 *test_desc;
+
+  trace_function(hDTI->handle,
+                 "data_test_prim_received()",
+                 hDTI->entity_options);
+
+  /*
+   *  Fill in dti_data_ind the structure.
+   */
+  {
+    PALLOC (dti_data_ind, DTI2_DATA_IND);
+
+    dti_data_ind->link_id    =  dti_data_test_ind->link_id;
+    dti_data_ind->parameters =  dti_data_test_ind->parameters;
+
+    len_buff = dti_data_test_ind->sdu.l_buf>>3;
+    offset   = dti_data_test_ind->sdu.o_buf>>3;
+
+    /*
+     * Build a new desc and fill in the parameter.
+     */
+    dti_make_new_desc(hDTI, &test_desc, len_buff, TRUE);
+
+    for(i=0; i < len_buff; i++)
+      test_desc->buffer[i]  =  dti_data_test_ind->sdu.buf[i+offset];
+
+    dti_data_ind->desc_list2.list_len   = len_buff;
+    dti_data_ind->desc_list2.first      = (ULONG) test_desc;
+
+    /*
+     *  Handle the primitive.
+     */
+    PFREE (dti_data_test_ind);
+
+    data_prim_received (hDTI, dti_data_ind, direction);
+  }
+}
+
+#endif /* _SIMULATION_ */
+
+
+/*
++-------------------------------------------------------------------------+
+| PROJECT : DTILIB                MODULE  : DTI_KERF                      |
+| STATE   : code                  ROUTINE : vsi_c_psend_ntrace            |
++-------------------------------------------------------------------------+
+
+ *
+ *  vsi_c_psend without traces
+ */
+
+#ifdef MEMORY_SUPERVISION
+GLOBAL SHORT vsi_c_psend_ntrace ( T_HANDLE Caller, T_HANDLE ComHandle,
+  T_VOID_STRUCT *ptr, ULONG MsgLen, const char *file, int line )
+#else  /* MEMORY_SUPERVISION */
+  GLOBAL SHORT vsi_c_psend_ntrace ( T_HANDLE Caller, T_HANDLE ComHandle,
+  T_VOID_STRUCT *ptr, ULONG MsgLen )
+#endif /* MEMORY_SUPERVISION */
+{
+  T_QMSG QMsg;
+
+  QMsg.Msg.Primitive.Prim = (T_VOID_STRUCT*)(D2P(ptr));
+  QMsg.Msg.Primitive.PrimLen = MsgLen;
+  QMsg.MsgType = MSG_PRIMITIVE;
+
+#ifdef MEMORY_SUPERVISION
+  return ( vsi_c_send ( Caller, ComHandle, &QMsg, file, line) );
+#else
+  return ( vsi_c_send ( Caller, ComHandle, &QMsg) );
+#endif /* MEMORY_SUPERVISION */
+}