/**
 * Copyright 2016-2023
 * 
 * Bernd-Christian Renner, and
 * Hamburg University of Technology (TUHH).
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "aci.h"
#include "aci/types/test_sweep_cmd.h"
#include "aci_test_sweep.h"

#include <hal_adda.h>
#include <freqsetup.h>


/**************************************************************************
 * private prototypes
 */

// static void
// aci_test_sweep_fillReply(uint8_t * payload);


/**************************************************************************
 * private functions
 */


/**************************************************************************
 * public functions
 */

bool
aci_test_sweep_processCmd(const mm_packet_t * pkt)
{
  uint8_t   idx;
  uint16_t  i;

  // sanity check
  if (pkt->header.len != sizeof(aci_test_sweep_cmd_t)) {
    return false;
  }

  // obtain and check parameter
  aci_test_sweep_cmd_t * p = (aci_test_sweep_cmd_t *)pkt->payload;

  // init tx mode
  adda_activateTransmission();

  for (idx = 0; idx < FREQ_LIST_NUM; idx++) {
    // send out next frequency
    for (i = 0; i < TX_SAMPLES_PER_SYMBOL; i++) {
      fp16_t  s;
      s = FREQ_TXLIST[idx][i];
      if (p->gc) {
        s = fp16_mul(s, freq_getTxGainByIndex(idx));
      }
      adda_setSample(s);
    }

    // add silence (multiple symbols)
    // TODO sanity check (int overflow)
    for (i = 0; i < p->gap * TX_SAMPLES_PER_SYMBOL; i++) {
      adda_setNeutralSample();
    }
  }
  
  // wait until transmitter runs out of samples
  while (adda_hasSample()) {
    ;
  }

  // return to rx mode
  adda_activateSampling();

  return true;
}



uint8_t
aci_test_sweep_fillReply(uint8_t * payload)
{
  return 0;
}