+
−/*
+
−+-----------------------------------------------------------------------------
+
−|  File     : gdd_dio_drxf.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 gdd_dio and implements the
+
−|             drx service functions.
+
−+-----------------------------------------------------------------------------
+
−*/
+
−
+
−
+
−#define ENTITY_GDD_DIO
+
−
+
−/*==== INCLUDES =============================================================*/
+
−
+
−#include "typedefs.h"   /* to get Condat data types */
+
−#include "vsi.h"        /* to get a lot of macros */
+
−
+
−/* GDD stuff */
+
−#include "gdd_dio.h"       /* to get the global entity definitions */
+
−#include "gdd_dio_data.h"  /* to get internal data structures */
+
−
+
−#include "gdd_dio_con_mgr.h"
+
−#include "gdd_dio_queue.h"
+
−#include "gdd_dio_drxf.h"
+
−#include "gdd_dio_txf.h"
+
−
+
−
+
−/*==== CONST ================================================================*/
+
−
+
−/*==== LOCAL VARS ===========================================================*/
+
−
+
−/*==== PRIVATE FUNCTIONS ====================================================*/
+
−
+
−/*==== PUBLIC FUNCTIONS =====================================================*/
+
−
+
−
+
−GLOBAL void gdd_dio_drx_sig_receive_data(T_GDD_CON_HANDLE con_handle, T_dio_buffer * buf)
+
−{
+
−  T_GDD_DIO_CON_DATA * con_data;
+
−  GDD_RESULT result;
+
−  
+
−  TRACE_FUNCTION("[GDD] gdd_dio_drx_sig_receive_data()");
+
−  
+
−  con_data = get_con_data_from_handle(con_handle);
+
−  
+
−  result = con_data->rcv_cb(con_handle, (T_GDD_BUF *)buf);
+
−  if(result EQ GDD_OK)
+
−  {
+
−    gdd_dio_send_signal_to_dio(con_data, DRV_SIGTYPE_WRITE);
+
−  }
+
−  else
+
−  {
+
−  /* Do nothing - the client must come back to use by calling
+
−    gdd_signal_ready_rcv. */
+
−  }
+
−}
+
−
+
−GLOBAL void gdd_dio_drx_ready_to_rcv(T_GDD_CON_HANDLE  con_handle)
+
−{
+
−  T_GDD_DIO_CON_DATA * con_data;
+
−  T_dio_buffer * buf;
+
−  GDD_RESULT result;
+
−  
+
−  TRACE_FUNCTION("[GDD] gdd_dio_drx_ready_to_rcv()");
+
−  
+
−  con_data = get_con_data_from_handle(con_handle);
+
−  
+
−  if(gdd_dio_queue_peek_next_for_dequeue(&(con_data->tx_queue), &buf))
+
−  {
+
−    /* Send data to client */  
+
−    result = con_data->rcv_cb(con_handle, (T_GDD_BUF *)buf);
+
−    if(result EQ GDD_OK)
+
−    {
+
−      gdd_dio_send_signal_to_dio(con_data, DRV_SIGTYPE_WRITE);
+
−    }
+
−    else
+
−    {
+
−    /* Do nothing - the client must come back again later by calling
+
−      gdd_signal_ready_rcv. */
+
−    }
+
−  }
+
−  else
+
−  {
+
−    TRACE_ERROR("[GDD] Failed to peek buffer");
+
−  }
+
−}