/*
* Copyright (c) 2016, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * 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.
*     * Neither the name of The Linux Foundation 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 "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER 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 <errno.h>
#include <string.h>

#include "recorder/src/service/qmmf_recorder_common.h"
#include "qmmf_camera3_utils.h"

namespace qmmf {

namespace cameraadaptor {

int32_t cond_wait_relative(pthread_cond_t *cond, pthread_mutex_t *mutex,
                           uint64_t reltime) {
  if ((NULL == cond) || (NULL == mutex)) {
    return -EINVAL;
  }

  struct timespec ts;
  memset(&ts, 0, sizeof(ts));

  clock_gettime(CLOCK_REALTIME, &ts);
  ts.tv_sec += reltime / 1000000000;
  ts.tv_nsec += reltime % 1000000000;
  if (ts.tv_nsec >= 1000000000) {
    ts.tv_nsec -= 1000000000;
    ts.tv_sec += 1;
  }

  return -pthread_cond_timedwait(cond, mutex, &ts);
}

int compare(const int32_t *left, const int32_t *right) {
    if (*left < *right) {
        return -1;
    } else if (*left > *right) {
        return 1;
    } else {
        return 0;
    }
}

}  // namespace cameraadaptor ends here

}  // namespace qmmf ends here