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Diffstat (limited to 'src/zstd/programs/fileio.h')
| -rw-r--r-- | src/zstd/programs/fileio.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/zstd/programs/fileio.h b/src/zstd/programs/fileio.h new file mode 100644 index 000000000..2fbf01f82 --- /dev/null +++ b/src/zstd/programs/fileio.h @@ -0,0 +1,158 @@ +/* + * Copyright (c) 2016-2020, Yann Collet, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under both the BSD-style license (found in the + * LICENSE file in the root directory of this source tree) and the GPLv2 (found + * in the COPYING file in the root directory of this source tree). + * You may select, at your option, one of the above-listed licenses. + */ + + +#ifndef FILEIO_H_23981798732 +#define FILEIO_H_23981798732 + +#define ZSTD_STATIC_LINKING_ONLY /* ZSTD_compressionParameters */ +#include "../lib/zstd.h" /* ZSTD_* */ + +#if defined (__cplusplus) +extern "C" { +#endif + + +/* ************************************* +* Special i/o constants +**************************************/ +#define stdinmark "/*stdin*\\" +#define stdoutmark "/*stdout*\\" +#ifdef _WIN32 +# define nulmark "NUL" +#else +# define nulmark "/dev/null" +#endif + +/** + * We test whether the extension we found starts with 't', and if so, we append + * ".tar" to the end of the output name. + */ +#define LZMA_EXTENSION ".lzma" +#define XZ_EXTENSION ".xz" +#define TXZ_EXTENSION ".txz" + +#define GZ_EXTENSION ".gz" +#define TGZ_EXTENSION ".tgz" + +#define ZSTD_EXTENSION ".zst" +#define TZSTD_EXTENSION ".tzst" + +#define LZ4_EXTENSION ".lz4" +#define TLZ4_EXTENSION ".tlz4" + + +/*-************************************* +* Types +***************************************/ +typedef enum { FIO_zstdCompression, FIO_gzipCompression, FIO_xzCompression, FIO_lzmaCompression, FIO_lz4Compression } FIO_compressionType_t; + +typedef struct FIO_prefs_s FIO_prefs_t; + +FIO_prefs_t* FIO_createPreferences(void); +void FIO_freePreferences(FIO_prefs_t* const prefs); + +typedef struct FIO_display_prefs_s FIO_display_prefs_t; + +/*-************************************* +* Parameters +***************************************/ +void FIO_setCompressionType(FIO_prefs_t* const prefs, FIO_compressionType_t compressionType); +void FIO_overwriteMode(FIO_prefs_t* const prefs); +void FIO_setAdaptiveMode(FIO_prefs_t* const prefs, unsigned adapt); +void FIO_setAdaptMin(FIO_prefs_t* const prefs, int minCLevel); +void FIO_setAdaptMax(FIO_prefs_t* const prefs, int maxCLevel); +void FIO_setBlockSize(FIO_prefs_t* const prefs, int blockSize); +void FIO_setChecksumFlag(FIO_prefs_t* const prefs, int checksumFlag); +void FIO_setDictIDFlag(FIO_prefs_t* const prefs, int dictIDFlag); +void FIO_setLdmBucketSizeLog(FIO_prefs_t* const prefs, int ldmBucketSizeLog); +void FIO_setLdmFlag(FIO_prefs_t* const prefs, unsigned ldmFlag); +void FIO_setLdmHashRateLog(FIO_prefs_t* const prefs, int ldmHashRateLog); +void FIO_setLdmHashLog(FIO_prefs_t* const prefs, int ldmHashLog); +void FIO_setLdmMinMatch(FIO_prefs_t* const prefs, int ldmMinMatch); +void FIO_setMemLimit(FIO_prefs_t* const prefs, unsigned memLimit); +void FIO_setNbWorkers(FIO_prefs_t* const prefs, int nbWorkers); +void FIO_setOverlapLog(FIO_prefs_t* const prefs, int overlapLog); +void FIO_setRemoveSrcFile(FIO_prefs_t* const prefs, unsigned flag); +void FIO_setSparseWrite(FIO_prefs_t* const prefs, unsigned sparse); /**< 0: no sparse; 1: disable on stdout; 2: always enabled */ +void FIO_setRsyncable(FIO_prefs_t* const prefs, int rsyncable); +void FIO_setStreamSrcSize(FIO_prefs_t* const prefs, size_t streamSrcSize); +void FIO_setTargetCBlockSize(FIO_prefs_t* const prefs, size_t targetCBlockSize); +void FIO_setSrcSizeHint(FIO_prefs_t* const prefs, size_t srcSizeHint); +void FIO_setTestMode(FIO_prefs_t* const prefs, int testMode); +void FIO_setLiteralCompressionMode( + FIO_prefs_t* const prefs, + ZSTD_literalCompressionMode_e mode); + +void FIO_setNoProgress(unsigned noProgress); +void FIO_setNotificationLevel(int level); +void FIO_setExcludeCompressedFile(FIO_prefs_t* const prefs, int excludeCompressedFiles); +void FIO_setPatchFromMode(FIO_prefs_t* const prefs, int value); +void FIO_setContentSize(FIO_prefs_t* const prefs, int value); + +/*-************************************* +* Single File functions +***************************************/ +/** FIO_compressFilename() : + * @return : 0 == ok; 1 == pb with src file. */ +int FIO_compressFilename (FIO_prefs_t* const prefs, + const char* outfilename, const char* infilename, + const char* dictFileName, int compressionLevel, + ZSTD_compressionParameters comprParams); + +/** FIO_decompressFilename() : + * @return : 0 == ok; 1 == pb with src file. */ +int FIO_decompressFilename (FIO_prefs_t* const prefs, + const char* outfilename, const char* infilename, const char* dictFileName); + +int FIO_listMultipleFiles(unsigned numFiles, const char** filenameTable, int displayLevel); + + +/*-************************************* +* Multiple File functions +***************************************/ +/** FIO_compressMultipleFilenames() : + * @return : nb of missing files */ +int FIO_compressMultipleFilenames(FIO_prefs_t* const prefs, + const char** inFileNamesTable, unsigned nbFiles, + const char* outDirName, + const char* outFileName, const char* suffix, + const char* dictFileName, int compressionLevel, + ZSTD_compressionParameters comprParams); + +/** FIO_decompressMultipleFilenames() : + * @return : nb of missing or skipped files */ +int FIO_decompressMultipleFilenames(FIO_prefs_t* const prefs, + const char** srcNamesTable, unsigned nbFiles, + const char* outDirName, + const char* outFileName, + const char* dictFileName); + +/* FIO_checkFilenameCollisions() : + * Checks for and warns if there are any files that would have the same output path + */ +int FIO_checkFilenameCollisions(const char** filenameTable, unsigned nbFiles); + + + +/*-************************************* +* Advanced stuff (should actually be hosted elsewhere) +***************************************/ + +/* custom crash signal handler */ +void FIO_addAbortHandler(void); + + + +#if defined (__cplusplus) +} +#endif + +#endif /* FILEIO_H_23981798732 */ |