mirror of
https://github.com/facebook/zstd.git
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96 lines
3.2 KiB
C
96 lines
3.2 KiB
C
/**
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* Copyright (c) 2016-present, Yann Collet, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#ifndef FILEIO_H_23981798732
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#define FILEIO_H_23981798732
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#define ZSTD_STATIC_LINKING_ONLY /* ZSTD_compressionParameters */
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#include "zstd.h" /* ZSTD_* */
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#if defined (__cplusplus)
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extern "C" {
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#endif
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/* *************************************
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* Special i/o constants
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**************************************/
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#define stdinmark "/*stdin*\\"
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#define stdoutmark "/*stdout*\\"
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#ifdef _WIN32
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# define nulmark "nul"
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#else
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# define nulmark "/dev/null"
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#endif
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#define LZMA_EXTENSION ".lzma"
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#define XZ_EXTENSION ".xz"
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#define GZ_EXTENSION ".gz"
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#define ZSTD_EXTENSION ".zst"
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#define LZ4_EXTENSION ".lz4"
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/*-*************************************
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* Types
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***************************************/
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typedef enum { FIO_zstdCompression, FIO_gzipCompression, FIO_xzCompression, FIO_lzmaCompression, FIO_lz4Compression } FIO_compressionType_t;
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/*-*************************************
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* Parameters
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***************************************/
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void FIO_setCompressionType(FIO_compressionType_t compressionType);
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void FIO_overwriteMode(void);
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void FIO_setNotificationLevel(unsigned level);
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void FIO_setSparseWrite(unsigned sparse); /**< 0: no sparse; 1: disable on stdout; 2: always enabled */
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void FIO_setDictIDFlag(unsigned dictIDFlag);
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void FIO_setChecksumFlag(unsigned checksumFlag);
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void FIO_setRemoveSrcFile(unsigned flag);
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void FIO_setMemLimit(unsigned memLimit);
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void FIO_setNbThreads(unsigned nbThreads);
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void FIO_setBlockSize(unsigned blockSize);
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void FIO_setOverlapLog(unsigned overlapLog);
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/*-*************************************
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* Single File functions
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***************************************/
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/** FIO_compressFilename() :
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@return : 0 == ok; 1 == pb with src file. */
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int FIO_compressFilename (const char* outfilename, const char* infilename, const char* dictFileName,
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int compressionLevel, ZSTD_compressionParameters* comprParams);
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/** FIO_decompressFilename() :
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@return : 0 == ok; 1 == pb with src file. */
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int FIO_decompressFilename (const char* outfilename, const char* infilename, const char* dictFileName);
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/*-*************************************
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* Multiple File functions
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***************************************/
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/** FIO_compressMultipleFilenames() :
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@return : nb of missing files */
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int FIO_compressMultipleFilenames(const char** srcNamesTable, unsigned nbFiles,
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const char* suffix,
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const char* dictFileName, int compressionLevel,
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ZSTD_compressionParameters* comprParams);
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/** FIO_decompressMultipleFilenames() :
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@return : nb of missing or skipped files */
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int FIO_decompressMultipleFilenames(const char** srcNamesTable, unsigned nbFiles,
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const char* suffix,
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const char* dictFileName);
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#if defined (__cplusplus)
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}
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#endif
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#endif /* FILEIO_H_23981798732 */
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