text: /**
   * @file filter_type.h
   *
   * @section LICENSE
   *
   * The MIT License
   *
   * @copyright Copyright (c) 2017-2021 TileDB, Inc.
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   *
   * @section DESCRIPTION
   *
   * This defines the TileDB FilterType enum that maps to tiledb_filter_type_t
   * C-API enum.
   */
  
  #ifndef TILEDB_FILTER_TYPE_H
  #define TILEDB_FILTER_TYPE_H
  
  #include <cassert>
  #include "tiledb/common/status.h"
  #include "tiledb/sm/misc/constants.h"
  
  using namespace tiledb::common;
  
  namespace tiledb {
  namespace sm {
  
  /**
   * A filter type.
   *
   * Note: not all of these are exposed in the C API.
   */
  enum class FilterType : uint8_t {
  #define TILEDB_FILTER_TYPE_ENUM(id) id
  #include "tiledb/sm/c_api/tiledb_enum.h"
  #undef TILEDB_FILTER_TYPE_ENUM
    /** Internally used encryption with AES-256-GCM. */
    INTERNAL_FILTER_AES_256_GCM = 11,
  };
  
  /** Returns the string representation of the input filter type. */
  inline const std::string& filter_type_str(FilterType filter_type) {
    switch (filter_type) {
      case FilterType::FILTER_NONE:
        return constants::filter_none_str;
      case FilterType::FILTER_GZIP:
        return constants::gzip_str;
      case FilterType::FILTER_ZSTD:
        return constants::zstd_str;
      case FilterType::FILTER_LZ4:
        return constants::lz4_str;
      case FilterType::FILTER_RLE:
        return constants::rle_str;
      case FilterType::FILTER_BZIP2:
        return constants::bzip2_str;
      case FilterType::FILTER_DOUBLE_DELTA:
        return constants::double_delta_str;
      case FilterType::FILTER_BIT_WIDTH_REDUCTION:
        return constants::filter_bit_width_reduction_str;
      case FilterType::FILTER_BITSHUFFLE:
        return constants::filter_bitshuffle_str;
      case FilterType::FILTER_BYTESHUFFLE:
        return constants::filter_byteshuffle_str;
      case FilterType::FILTER_POSITIVE_DELTA:
        return constants::filter_positive_delta_str;
      case FilterType::FILTER_CHECKSUM_MD5:
        return constants::filter_checksum_md5_str;
      case FilterType::FILTER_CHECKSUM_SHA256:
        return constants::filter_checksum_sha256_str;
      default:
        return constants::empty_str;
    }
  }
  
  /** Returns the filter type given a string representation. */
  inline Status filter_type_enum(
      const std::string& filter_type_str, FilterType* filter_type) {
    if (filter_type_str == constants::filter_none_str)
      *filter_type = FilterType::FILTER_NONE;
    else if (filter_type_str == constants::gzip_str)
      *filter_type = FilterType::FILTER_GZIP;
    else if (filter_type_str == constants::zstd_str)
      *filter_type = FilterType::FILTER_ZSTD;
    else if (filter_type_str == constants::lz4_str)
      *filter_type = FilterType::FILTER_LZ4;
    else if (filter_type_str == constants::rle_str)
      *filter_type = FilterType::FILTER_RLE;
    else if (filter_type_str == constants::bzip2_str)
      *filter_type = FilterType::FILTER_BZIP2;
    else if (filter_type_str == constants::double_delta_str)
      *filter_type = FilterType::FILTER_DOUBLE_DELTA;
    else if (filter_type_str == constants::filter_bit_width_reduction_str)
      *filter_type = FilterType::FILTER_BIT_WIDTH_REDUCTION;
    else if (filter_type_str == constants::filter_bitshuffle_str)
      *filter_type = FilterType::FILTER_BITSHUFFLE;
    else if (filter_type_str == constants::filter_byteshuffle_str)
      *filter_type = FilterType::FILTER_BYTESHUFFLE;
    else if (filter_type_str == constants::filter_positive_delta_str)
      *filter_type = FilterType::FILTER_POSITIVE_DELTA;
    else if (filter_type_str == constants::filter_checksum_md5_str)
      *filter_type = FilterType::FILTER_CHECKSUM_MD5;
    else if (filter_type_str == constants::filter_checksum_sha256_str)
      *filter_type = FilterType::FILTER_CHECKSUM_SHA256;
    else {
      return Status_Error("Invalid FilterType " + filter_type_str);
    }
    return Status::Ok();
  }
  
  }  // namespace sm
  }  // namespace tiledb
  
  #endif  // TILEDB_FILTER_TYPE_H
  