+
−/* 
+
−+----------------------------------------------------------------------------- 
+
−|  Project :  GPRS (8441)
+
−|  Modul   :  sndcp_pdp.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 is part of the entity SNDCP and implements all 
+
−|             functions to handles the incoming primitives as described in 
+
−|             the SDL-documentation (PD-statemachine)
+
−+----------------------------------------------------------------------------- 
+
−*/ 
+
−
+
−#define ENTITY_SNDCP
+
−
+
−/*==== INCLUDES =============================================================*/
+
−
+
−#include "typedefs.h"    /* to get Condat data types */
+
−#include "vsi.h"        /* to get a lot of macros */
+
−#include "macdef.h"
+
−#include "prim.h"       /* to get the definitions of used SAP and directions */
+
−
+
−#include "dti.h"
+
−
+
−#include "sndcp.h"        /* to get the global entity definitions */
+
−#include "sndcp_f.h"       /* to get the functions to access the global arrays*/
+
−
+
−#include "sndcp_sds.h"     /* to get the signals to sd. */
+
−
+
−
+
−/*==== CONST ================================================================*/
+
−
+
−/*==== LOCAL VARS ===========================================================*/
+
−
+
−/*==== PRIVATE FUNCTIONS ====================================================*/
+
−
+
−/*==== PUBLIC FUNCTIONS =====================================================*/
+
−
+
−
+
−
+
−/*
+
−+------------------------------------------------------------------------------
+
−| Function    : pd_ll_unitdata_ind
+
−+------------------------------------------------------------------------------
+
−| Description : Handles the primitive LL_UNITDATA_IND
+
−|
+
−| Parameters  : *ll_unitdata_ind - Ptr to primitive payload
+
−|
+
−+------------------------------------------------------------------------------
+
−*/
+
−GLOBAL void pd_ll_unitdata_ind ( T_LL_UNITDATA_IND *ll_unitdata_ind )
+
−{ 
+
−  UBYTE sapi_index = 0;
+
−
+
−
+
−#ifdef FLOW_TRACE
+
−  sndcp_trace_flow_control(FLOW_TRACE_SNDCP, 
+
−                           FLOW_TRACE_DOWN, 
+
−                           FLOW_TRACE_BOTTOM, 
+
−                           FALSE);
+
−#endif
+
−  TRACE_FUNCTION( "pd_ll_unitdata_ind" );
+
−
+
−   /*
+
−    * set service instance according to sapi in primitive
+
−    */
+
−  sndcp_get_sapi_index(ll_unitdata_ind->sapi, &sapi_index);
+
−  sndcp_data->pd = & sndcp_data->pd_base[sapi_index];
+
−  
+
−  switch( GET_STATE( PD ) )
+
−  {
+
−    case PD_DEFAULT:
+
−#ifdef SNDCP_TRACE_ALL
+
−      TRACE_EVENT_P1("downlink at LL SAP: %d octets", 
+
−                     ll_unitdata_ind->sdu.l_buf >> 3);
+
−
+
−      sndcp_trace_sdu(& ll_unitdata_ind->sdu);
+
−
+
−#endif        
+
−      sig_pd_sd_unitdata_ind(ll_unitdata_ind);
+
−      break;
+
−    default:
+
−      TRACE_ERROR( "LL_UNITDATA_IND unexpected" );
+
−      if (ll_unitdata_ind != NULL) {
+
−        PFREE (ll_unitdata_ind);
+
−      }
+
−      break;
+
−  }
+
−
+
−} /* pd_ll_unitdata_ind() */
+
−
+
−