/*

  LZ4io.h - LZ4 File/Stream Interface

  Copyright (C) Yann Collet 2011-2015

  GPL v2 License

  This program is free software; you can redistribute it and/or modify

  it under the terms of the GNU General Public License as published by

  the Free Software Foundation; either version 2 of the License, or

  (at your option) any later version.

  This program is distributed in the hope that it will be useful,

  but WITHOUT ANY WARRANTY; without even the implied warranty of

  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License along

  with this program; if not, write to the Free Software Foundation, Inc.,

  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

  You can contact the author at :

  - LZ4 source repository : https://github.com/Cyan4973/lz4

  - LZ4 public forum : https://groups.google.com/forum/#!forum/lz4c

*/

/*

  Note : this is stand-alone program.

  It is not part of LZ4 compression library, it is a user code of the LZ4 library.

  - The license of LZ4 library is BSD.

  - The license of xxHash library is BSD.

  - The license of this source file is GPLv2.

*/

#pragma once

/* ************************************************** */

/* Special input/output values                        */

/* ************************************************** */

#define NULL_OUTPUT "null"

static char const stdinmark[] = "stdin";

static char const stdoutmark[] = "stdout";

#ifdef _WIN32

static char const nulmark[] = "nul";

#else

static char const nulmark[] = "/dev/null";

#endif

/* ************************************************** */

/* ****************** Functions ********************* */

/* ************************************************** */

int LZ4IO_compressFilename  (const char* input_filename, const char* output_filename, int compressionlevel);

int LZ4IO_decompressFilename(const char* input_filename, const char* output_filename);

int LZ4IO_compressMultipleFilenames(const char** inFileNamesTable, int ifntSize, const char* suffix, int compressionlevel);

int LZ4IO_decompressMultipleFilenames(const char** inFileNamesTable, int ifntSize, const char* suffix);

/* ************************************************** */

/* ****************** Parameters ******************** */

/* ************************************************** */

/* Default setting : overwrite = 1;

   return : overwrite mode (0/1) */

int LZ4IO_setOverwrite(int yes);

/* blockSizeID : valid values : 4-5-6-7

   return : -1 if error, blockSize if OK */

int LZ4IO_setBlockSizeID(int blockSizeID);

/* Default setting : independent blocks */

typedef enum { LZ4IO_blockLinked=0, LZ4IO_blockIndependent} LZ4IO_blockMode_t;

int LZ4IO_setBlockMode(LZ4IO_blockMode_t blockMode);

/* Default setting : no block checksum */

int LZ4IO_setBlockChecksumMode(int xxhash);

/* Default setting : stream checksum enabled */

int LZ4IO_setStreamChecksumMode(int xxhash);

/* Default setting : 0 (no notification) */

int LZ4IO_setNotificationLevel(int level);

/* Default setting : 0 (disabled) */

int LZ4IO_setSparseFile(int enable);

/* Default setting : 0 (disabled) */

int LZ4IO_setContentSize(int enable);