/*
 *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#include <stdlib.h>
#include <string.h>

#include "noise_suppression_x.h"
#include "nsx_core.h"
#include "nsx_defines.h"

int WebRtcNsx_get_version(char* versionStr, short length) {
  const char version[] = "NS\t3.1.0";
  const short versionLen = (short)strlen(version) + 1; // +1: null-termination

  if (versionStr == NULL) {
    return -1;
  }

  if (versionLen > length) {
    return -1;
  }

  strncpy(versionStr, version, versionLen);

  return 0;
}

int WebRtcNsx_Create(NsxHandle** nsxInst) {
  *nsxInst = (NsxHandle*)malloc(sizeof(NsxInst_t));
  if (*nsxInst != NULL) {
    (*(NsxInst_t**)nsxInst)->initFlag = 0;
    return 0;
  } else {
    return -1;
  }

}

int WebRtcNsx_Free(NsxHandle* nsxInst) {
  free(nsxInst);
  return 0;
}

int WebRtcNsx_Init(NsxHandle* nsxInst, WebRtc_UWord32 fs) {
  return WebRtcNsx_InitCore((NsxInst_t*)nsxInst, fs);
}

int WebRtcNsx_set_policy(NsxHandle* nsxInst, int mode) {
  return WebRtcNsx_set_policy_core((NsxInst_t*)nsxInst, mode);
}

int WebRtcNsx_Process(NsxHandle* nsxInst, short* speechFrame,
                      short* speechFrameHB, short* outFrame,
                      short* outFrameHB) {
  return WebRtcNsx_ProcessCore(
      (NsxInst_t*)nsxInst, speechFrame, speechFrameHB, outFrame, outFrameHB);
}