text: /*
   * Copyright (c) 2015-2018 Nexenta Systems, inc.
   *
   * This file is part of EdgeFS Project
   * (see https://github.com/Nexenta/edgefs).
   *
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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.
   */
  /*  
    FastLZ - lightning-fast lossless compression library
  
    Copyright (C) 2007 Ariya Hidayat (ariya@kde.org)
    Copyright (C) 2006 Ariya Hidayat (ariya@kde.org)
    Copyright (C) 2005 Ariya Hidayat (ariya@kde.org)
  
    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.
  */
  
  #ifndef FASTLZ_H
  #define FASTLZ_H
  
  #define FASTLZ_VERSION 0x000100
  
  #define FASTLZ_VERSION_MAJOR     0
  #define FASTLZ_VERSION_MINOR     0
  #define FASTLZ_VERSION_REVISION  0
  
  #define FASTLZ_VERSION_STRING "0.1.0"
  
  #if defined (__cplusplus)
  extern "C" {
  #endif
  
  /* optional conf.h file if build with -DFASTLZ_INCLUDE_CONF_H */
  #ifdef FASTLZ_INCLUDE_CONF_H
  #include "conf.h"
  #endif
  #ifndef ZFASTEXTERN
  #ifdef _WIN32
  #ifdef FASTLZ_DLL
  #define ZFASTEXTERN __declspec(dllexport)
  #else
  #define ZFASTEXTERN __declspec(dllimport)
  #endif
  #else
  #define ZFASTEXTERN extern
  #endif
  #define ZFASTINLINE
  #endif
  
  /**
    Compress a block of data in the input buffer and returns the size of 
    compressed block. The size of input buffer is specified by length. The 
    minimum input buffer size is 16.
  
    The output buffer must be at least 5% larger than the input buffer  
    and can not be smaller than 66 bytes.
  
    If the input is not compressible, the return value might be larger than
    length (input buffer size).
  
    The input buffer and the output buffer can not overlap.
  */
  
  ZFASTEXTERN int fastlz_compress(const void* input, int length, void* output);
  
  /**
    Decompress a block of compressed data and returns the size of the 
    decompressed block. If error occurs, e.g. the compressed data is 
    corrupted or the output buffer is not large enough, then 0 (zero) 
    will be returned instead.
  
    The input buffer and the output buffer can not overlap.
  
    Decompression is memory safe and guaranteed not to write the output buffer
    more than what is specified in maxout.
   */
  
  ZFASTEXTERN int fastlz_decompress(const void* input, int length, void* output, int maxout); 
  
  /**
    Compress a block of data in the input buffer and returns the size of 
    compressed block. The size of input buffer is specified by length. The 
    minimum input buffer size is 16.
  
    The output buffer must be at least 5% larger than the input buffer  
    and can not be smaller than 66 bytes.
  
    If the input is not compressible, the return value might be larger than
    length (input buffer size).
  
    The input buffer and the output buffer can not overlap.
  
    Compression level can be specified in parameter level. At the moment, 
    only level 1 and level 2 are supported.
    Level 1 is the fastest compression and generally useful for short data.
    Level 2 is slightly slower but it gives better compression ratio.
  
    Note that the compressed data, regardless of the level, can always be
    decompressed using the function fastlz_decompress above.
  */  
  
  ZFASTEXTERN int fastlz_compress_level(int level, const void* input, int length, void* output);
  
  #if defined (__cplusplus)
  }
  #endif
  
  #endif /* FASTLZ_H */
  