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      1 /******************************************************************************
      2  *
      3  *  Copyright (C) 2010-2013 Broadcom Corporation
      4  *
      5  *  Licensed under the Apache License, Version 2.0 (the "License");
      6  *  you may not use this file except in compliance with the License.
      7  *  You may obtain a copy of the License at:
      8  *
      9  *  http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *  See the License for the specific language governing permissions and
     15  *  limitations under the License.
     16  *
     17  ******************************************************************************/
     18 
     19 
     20 /******************************************************************************
     21  *
     22  *  This file contains functions that interface with the NFC NCI transport.
     23  *  On the receive side, it routes events to the appropriate handler
     24  *  (callback). On the transmit side, it manages the command transmission.
     25  *
     26  ******************************************************************************/
     27 #include <string.h>
     28 #include "gki.h"
     29 #include "nfc_target.h"
     30 #include "bt_types.h"
     31 
     32 #if (NFC_INCLUDED == TRUE)
     33 #include "nfc_int.h"
     34 #include "nci_hmsgs.h"
     35 
     36 /****************************************************************************
     37 ** Declarations
     38 ****************************************************************************/
     39 
     40 /*******************************************************************************
     41 **
     42 ** Function         NFC_TestLoopback
     43 **
     44 ** Description      This function is called to send the given data packet
     45 **                  to NFCC for loopback test.
     46 **                  When loopback data is received from NFCC, tNFC_TEST_CBACK .
     47 **                  reports a NFC_LOOPBACK_TEVT.
     48 **
     49 ** Parameters       p_data - the data packet
     50 **
     51 ** Returns          tNFC_STATUS
     52 **
     53 *******************************************************************************/
     54 tNFC_STATUS NFC_TestLoopback (BT_HDR *p_data)
     55 {
     56     tNFC_STATUS     status  = NFC_STATUS_FAILED;
     57     tNFC_CONN_CB    *p_cb   = nfc_find_conn_cb_by_handle (NCI_TEST_ID);
     58 
     59     if (p_data && p_cb && (p_data->offset >= (NCI_MSG_OFFSET_SIZE + NCI_DATA_HDR_SIZE)))
     60     {
     61         status = nfc_ncif_send_data (p_cb, p_data);
     62     }
     63 
     64     if (status != NFC_STATUS_OK)
     65         GKI_freebuf (p_data);
     66 
     67     return status;
     68 }
     69 
     70 
     71 
     72 
     73 #endif /* NFC_INCLUDED == TRUE */
     74