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/*
   LZ4 auto-framing library
   Header File
   Copyright (C) 2011-2017, Yann Collet.
   BSD 2-Clause License (http://www.opensource.org/licenses/bsd-license.php)

   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.

   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   A PARTICULAR PURPOSE 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.

   You can contact the author at :
   - LZ4 source repository : https://github.com/lz4/lz4
   - LZ4 public forum : https://groups.google.com/forum/#!forum/lz4c
*/

/* LZ4F is a stand-alone API to create LZ4-compressed frames
 * conformant with specification v1.5.1.
 * It also offers streaming capabilities.
 * lz4.h is not required when using lz4frame.h.
 * */

#ifndef LZ4F_H_09782039843
#define LZ4F_H_09782039843

#if defined (__cplusplus)
extern "C" {
#endif

/* ---   Dependency   --- */
#include <stddef.h>   /* size_t */


/**
  Introduction

  lz4frame.h implements LZ4 frame specification (doc/lz4_Frame_format.md).
  lz4frame.h provides frame compression functions that take care
  of encoding standard metadata alongside LZ4-compressed blocks.
*/

/*-***************************************************************
 *  Compiler specifics
 *****************************************************************/
/*  LZ4_DLL_EXPORT :
 *  Enable exporting of functions when building a Windows DLL
 *  LZ4FLIB_API :
 *  Control library symbols visibility.
 */
#if defined(LZ4_DLL_EXPORT) && (LZ4_DLL_EXPORT==1)
#  define LZ4FLIB_API __declspec(dllexport)
#elif defined(LZ4_DLL_IMPORT) && (LZ4_DLL_IMPORT==1)
#  define LZ4FLIB_API __declspec(dllimport)
#elif defined(__GNUC__) && (__GNUC__ >= 4)
#  define LZ4FLIB_API __attribute__ ((__visibility__ ("default")))
#else
#  define LZ4FLIB_API
#endif

#ifdef LZ4F_DISABLE_DEPRECATE_WARNINGS
#  define LZ4F_DEPRECATE(x) x
#else
#  if defined(_MSC_VER)
#    define LZ4F_DEPRECATE(x) x   /* __declspec(deprecated) x - only works with C++ */
#  elif defined(__clang__) || (defined(__GNUC__) && (__GNUC__ >= 6))
#    define LZ4F_DEPRECATE(x) x __attribute__((deprecated))
#  else
#    define LZ4F_DEPRECATE(x) x   /* no deprecation warning for this compiler */
#  endif
#endif


/*-************************************
 *  Error management
 **************************************/
typedef size_t LZ4F_errorCode_t;

LZ4FLIB_API unsigned    LZ4F_isError(LZ4F_errorCode_t code);   /**< tells if a `LZ4F_errorCode_t` function result is an error code */
LZ4FLIB_API const char* LZ4F_getErrorName(LZ4F_errorCode_t code);   /**< return error code string; useful for debugging */