/*
 * Copyright (c) 1993-2022, NVIDIA CORPORATION. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef TENSORRT_SAFE_COMMON_H
#define TENSORRT_SAFE_COMMON_H

#include "NvInferRuntimeCommon.h"
#include <cstdlib>
#include <iostream>
#include <memory>
#include <stdexcept>
#include <string>

#define CHECK(status)                                                          \
  do {                                                                         \
    auto ret = (status);                                                       \
    if (ret != 0) {                                                            \
      std::cerr << "Cuda failure: " << ret << std::endl;                       \
      abort();                                                                 \
    }                                                                          \
  } while (0)

namespace samplesCommon {
template <typename T> inline std::shared_ptr<T> infer_object(T* obj) {
  if (!obj) {
    throw std::runtime_error("Failed to create object");
  }
  return std::shared_ptr<T>(obj);
}

inline uint32_t elementSize(nvinfer1::DataType t) {
  switch (t) {
  case nvinfer1::DataType::kINT32:
  case nvinfer1::DataType::kFLOAT:
    return 4;
  case nvinfer1::DataType::kHALF:
    return 2;
  case nvinfer1::DataType::kINT8:
    return 1;
  case nvinfer1::DataType::kBOOL:
    return 1;
  }
  return 0;
}

template <typename A, typename B> inline A divUp(A x, B n) {
  return (x + n - 1) / n;
}

} // namespace samplesCommon

#endif // TENSORRT_SAFE_COMMON_H