--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/g23m-fad/l2r/tra_dns.c	Wed Oct 12 05:40:46 2016 +0000
@@ -0,0 +1,199 @@
+/*
++-----------------------------------------------------------------------------
+|  Project :  CSD (8411)
+|  Modul   :  L2r_dns.c
++-----------------------------------------------------------------------------
+|  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 :  This Modul defines the functions for processing
+|             of incomming signals for the component
+|             L2R of the base station
++-----------------------------------------------------------------------------
+*/
+
+#ifndef TRA_DNS_C
+#define TRA_DNS_C
+#endif
+
+#define ENTITY_L2R
+
+/*==== INCLUDES ===================================================*/
+
+#include <string.h>
+
+#include "typedefs.h"
+#include "pconst.cdg"
+#include "vsi.h"
+#include "macdef.h"
+#include "custom.h"
+#include "gsm.h"
+#include "prim.h"
+#include "pei.h"
+#include "tok.h"
+#include "dti.h"
+
+#include "cl_ribu.h"
+#include "tra_pei.h"
+#include "tra.h"
+
+/*==== CONST =======================================================*/
+
+/*==== TYPES =======================================================*/
+
+/*==== VAR EXPORT ==================================================*/
+
+/*==== VAR LOCAL ===================================================*/
+
+/*==== FUNCTIONS ===================================================*/
+
+/*
++-------------------------------------------------------------------------------------
+|  Function    : sig_mgt_tra_dn_dti_conn_setup
++-------------------------------------------------------------------------------------
+|  Description : Process signal SIG_MGT_DL_CONNECT received from process management.
+|
+|  Parameters  :
+|
+|  Return      : -
++-------------------------------------------------------------------------------------
+*/
+GLOBAL void sig_mgt_tra_dn_dti_conn_setup ()
+{
+  TRACE_FUNCTION ("sig_mgt_tra_dn_dti_conn_setup()");
+
+  switch (GET_STATE (DN))
+  {
+  case DN_INACTIVE:
+    dl_init(&tra_data->dn);
+    break;
+  }
+}
+
+/*
++-------------------------------------------------------------------------------------
+|  Function    : sig_mgt_tra_dn_dti_conn_open
++-------------------------------------------------------------------------------------
+|  Description : Process signal SIG_MGT_DL_CONNECT received from process management.
+|
+|  Parameters  :
+|
+|  Return      : -
++-------------------------------------------------------------------------------------
+*/
+GLOBAL void sig_mgt_tra_dn_dti_conn_open ()
+{
+  TRACE_FUNCTION ("sig_mgt_tra_dn_dti_conn_open()");
+  
+  switch (GET_STATE (DN))
+  {
+  case DN_INACTIVE:
+    dl_init(&tra_data->dn);
+    SET_STATE (DN, DN_IDLE);
+    break;
+  }
+}
+
+/*
++------------------------------------------------------------------------------
+|  Function    : sig_mgt_tra_dn_dti_disc
++------------------------------------------------------------------------------
+|  Description : Process signal SIG_MGT_DL_DISC received
+|                from process management.
+|
+|
+|  Parameters  : -
+|
+|
+|  Return      : -
++------------------------------------------------------------------------------
+*/
+
+GLOBAL void sig_mgt_tra_dn_dti_disc(void)
+{
+  T_TRA_DN *ddl = &tra_data->dn;
+
+  TRACE_FUNCTION ("sig_mgt_tra_dn_dti_disc()");
+
+  SET_STATE (DN, DN_INACTIVE);
+
+  if (ddl->prim NEQ NULL) /* free allocated prims and their lists */
+  {
+    PFREE_DESC2(ddl->prim)
+    ddl->prim = NULL;
+  }
+}
+
+/*
++------------------------------------------------------------------------------
+|  Function    : sig_any_tra_dn_send_break_req 
++------------------------------------------------------------------------------
+|  Description : Process signal SIG_MGT_DN_SEND_BREAK_REQ received
+|                from process uplink.
+|
+|
+|  Parameters  : - 
+|                 
+|
+|  Return      : -
++------------------------------------------------------------------------------
+*/
+
+GLOBAL void sig_any_tra_dn_send_break_req(void)
+{
+  T_TRA_DN *ddl = &tra_data->dn;
+
+  TRACE_FUNCTION ("sig_any_tra_dn_send_break_req");
+ 
+  switch (GET_STATE (DN))
+  {
+  case DN_WAIT:
+    if (ddl->Brk_dti_data_ind NEQ NULL)
+    {
+      dti_send_data(l2r_hDTI, TRA_DTI_UP_INSTANCE, TRA_DTI_UP_INTERFACE, TRA_DTI_UP_CHANNEL, ddl->Brk_dti_data_ind); 
+      ddl->Brk_dti_data_ind = NULL; /* do not send it twice .. */
+      SET_STATE (DN, DN_IDLE);
+    }
+    break;
+
+  default:
+    TRACE_ERROR ("[sig_any_tra_dn_send_break_req] unexpected state");
+    break;
+  }
+}
+
+GLOBAL void sig_mgt_tra_dn_break_req(void)
+{
+  T_TRA_DN *ddl = &tra_data->dn;
+
+  TRACE_FUNCTION ("sig_mgt_tra_dn_break_req()");
+
+  switch (GET_STATE (DN))
+  {
+  case DN_SEND:
+    SET_STATE (DN, DN_IDLE);
+    /* Fall through */
+    
+  case DN_IDLE:
+  case DN_WAIT:
+    if (ddl->prim NEQ NULL) /* free allocated prims and their lists */
+    {
+      PFREE_DESC2(ddl->prim)
+      ddl->prim = NULL;
+    }
+    ddl->list_end = NULL;
+    ddl->sa       = FL_INACTIVE;
+    ddl->sb       = FL_INACTIVE;
+    ddl->x        = FL_INACTIVE;
+    break;
+  }
+}
+