lz4.h File Reference

Go to the source code of this file.

Classes

struct  LZ4_stream_t
struct  LZ4_streamDecode_t

Defines

#define LZ4_VERSION_MAJOR   1
#define LZ4_VERSION_MINOR   7
#define LZ4_VERSION_RELEASE   1
#define LZ4_VERSION_NUMBER   (LZ4_VERSION_MAJOR *100*100 + LZ4_VERSION_MINOR *100 + LZ4_VERSION_RELEASE)
#define LZ4_MEMORY_USAGE   14
#define LZ4_MAX_INPUT_SIZE   0x7E000000
#define LZ4_COMPRESSBOUND(isize)   ((unsigned)(isize) > (unsigned)LZ4_MAX_INPUT_SIZE ? 0 : (isize) + ((isize)/255) + 16)
#define LZ4_STREAMSIZE_U64   ((1 << (LZ4_MEMORY_USAGE-3)) + 4)
#define LZ4_STREAMSIZE   (LZ4_STREAMSIZE_U64 * sizeof(long long))
#define LZ4_STREAMDECODESIZE_U64   4
#define LZ4_STREAMDECODESIZE   (LZ4_STREAMDECODESIZE_U64 * sizeof(unsigned long long))
#define LZ4_GCC_VERSION   (__GNUC__ * 100 + __GNUC_MINOR__)
#define LZ4_DEPRECATED(message)

Functions

int LZ4_versionNumber (void)
int LZ4_compress_default (const char *source, char *dest, int sourceSize, int maxDestSize)
int LZ4_decompress_safe (const char *source, char *dest, int compressedSize, int maxDecompressedSize)
int LZ4_compressBound (int inputSize)
int LZ4_compress_fast (const char *source, char *dest, int sourceSize, int maxDestSize, int acceleration)
int LZ4_sizeofState (void)
int LZ4_compress_fast_extState (void *state, const char *source, char *dest, int inputSize, int maxDestSize, int acceleration)
int LZ4_compress_destSize (const char *source, char *dest, int *sourceSizePtr, int targetDestSize)
int LZ4_decompress_fast (const char *source, char *dest, int originalSize)
int LZ4_decompress_safe_partial (const char *source, char *dest, int compressedSize, int targetOutputSize, int maxDecompressedSize)
void LZ4_resetStream (LZ4_stream_t *streamPtr)
LZ4_stream_t * LZ4_createStream (void)
int LZ4_freeStream (LZ4_stream_t *streamPtr)
int LZ4_loadDict (LZ4_stream_t *streamPtr, const char *dictionary, int dictSize)
int LZ4_compress_fast_continue (LZ4_stream_t *streamPtr, const char *src, char *dst, int srcSize, int maxDstSize, int acceleration)
int LZ4_saveDict (LZ4_stream_t *streamPtr, char *safeBuffer, int dictSize)
LZ4_streamDecode_t * LZ4_createStreamDecode (void)
int LZ4_freeStreamDecode (LZ4_streamDecode_t *LZ4_stream)
int LZ4_setStreamDecode (LZ4_streamDecode_t *LZ4_streamDecode, const char *dictionary, int dictSize)
int LZ4_decompress_safe_continue (LZ4_streamDecode_t *LZ4_streamDecode, const char *source, char *dest, int compressedSize, int maxDecompressedSize)
int LZ4_decompress_fast_continue (LZ4_streamDecode_t *LZ4_streamDecode, const char *source, char *dest, int originalSize)
int LZ4_decompress_safe_usingDict (const char *source, char *dest, int compressedSize, int maxDecompressedSize, const char *dictStart, int dictSize)
int LZ4_decompress_fast_usingDict (const char *source, char *dest, int originalSize, const char *dictStart, int dictSize)
int LZ4_compress (const char *source, char *dest, int sourceSize)
int LZ4_compress_limitedOutput (const char *source, char *dest, int sourceSize, int maxOutputSize)
int LZ4_compress_withState (void *state, const char *source, char *dest, int inputSize)
int LZ4_compress_limitedOutput_withState (void *state, const char *source, char *dest, int inputSize, int maxOutputSize)
int LZ4_compress_continue (LZ4_stream_t *LZ4_streamPtr, const char *source, char *dest, int inputSize)
int LZ4_compress_limitedOutput_continue (LZ4_stream_t *LZ4_streamPtr, const char *source, char *dest, int inputSize, int maxOutputSize)
 LZ4_DEPRECATED ("use LZ4_createStream() instead") void *LZ4_create(char *inputBuffer)
 LZ4_DEPRECATED ("use LZ4_resetStream() instead") int LZ4_resetStreamState(void *state
 LZ4_DEPRECATED ("use LZ4_saveDict() instead") char *LZ4_slideInputBuffer(void *state)
 LZ4_DEPRECATED ("use LZ4_decompress_safe_usingDict() instead") int LZ4_decompress_safe_withPrefix64k(const char *src
 LZ4_DEPRECATED ("use LZ4_decompress_fast_usingDict() instead") int LZ4_decompress_fast_withPrefix64k(const char *src

Variables

char * inputBuffer
char * dst
char int compressedSize
char int int maxDstSize
char int originalSize

Define Documentation

#define LZ4_COMPRESSBOUND ( isize   )     ((unsigned)(isize) > (unsigned)LZ4_MAX_INPUT_SIZE ? 0 : (isize) + ((isize)/255) + 16)

Referenced by LZ4_compressBound().

#define LZ4_DEPRECATED ( message   ) 
#define LZ4_GCC_VERSION   (__GNUC__ * 100 + __GNUC_MINOR__)
#define LZ4_MAX_INPUT_SIZE   0x7E000000

Referenced by LZ4_compress_destSize_generic(), and LZ4_compress_generic().

#define LZ4_MEMORY_USAGE   14
#define LZ4_STREAMDECODESIZE   (LZ4_STREAMDECODESIZE_U64 * sizeof(unsigned long long))
#define LZ4_STREAMDECODESIZE_U64   4
#define LZ4_STREAMSIZE   (LZ4_STREAMSIZE_U64 * sizeof(long long))

Referenced by LZ4_createStream(), LZ4_init(), LZ4_sizeofState(), and LZ4_sizeofStreamState().

#define LZ4_STREAMSIZE_U64   ((1 << (LZ4_MEMORY_USAGE-3)) + 4)

Referenced by LZ4_create(), and LZ4_createStream().

#define LZ4_VERSION_MAJOR   1
#define LZ4_VERSION_MINOR   7
#define LZ4_VERSION_NUMBER   (LZ4_VERSION_MAJOR *100*100 + LZ4_VERSION_MINOR *100 + LZ4_VERSION_RELEASE)

Referenced by LZ4_versionNumber().

#define LZ4_VERSION_RELEASE   1

Function Documentation

int LZ4_compress ( const char *  source,
char *  dest,
int  sourceSize 
)

References LZ4_compress_default(), and LZ4_compressBound().

Referenced by bshuf_compress_lz4_block().

int LZ4_compress_continue ( LZ4_stream_t *  LZ4_streamPtr,
const char *  source,
char *  dest,
int  inputSize 
)

References LZ4_compress_fast_continue(), and LZ4_compressBound().

int LZ4_compress_default ( const char *  source,
char *  dest,
int  sourceSize,
int  maxDestSize 
)

References LZ4_compress_fast().

Referenced by LZ4_compress(), and LZ4_compress_limitedOutput().

int LZ4_compress_destSize ( const char *  source,
char *  dest,
int *  sourceSizePtr,
int  targetDestSize 
)

References ALLOCATOR, FREEMEM, and LZ4_compress_destSize_extState().

int LZ4_compress_fast ( const char *  source,
char *  dest,
int  sourceSize,
int  maxDestSize,
int  acceleration 
)

References ALLOCATOR, FREEMEM, and LZ4_compress_fast_extState().

Referenced by LZ4_compress_default().

int LZ4_compress_fast_continue ( LZ4_stream_t *  streamPtr,
const char *  src,
char *  dst,
int  srcSize,
int  maxDstSize,
int  acceleration 
)

References ACCELERATION_DEFAULT, byU32, LZ4_stream_t_internal::currentOffset, LZ4_stream_t_internal::dictionary, LZ4_stream_t_internal::dictSize, dictSmall, LZ4_stream_t_internal::initCheck, KB, limitedOutput, LZ4_compress_generic(), LZ4_renormDictT(), noDictIssue, usingExtDict, and withPrefix64k.

Referenced by LZ4_compress_continue(), and LZ4_compress_limitedOutput_continue().

int LZ4_compress_fast_extState ( void *  state,
const char *  source,
char *  dest,
int  inputSize,
int  maxDestSize,
int  acceleration 
)

References ACCELERATION_DEFAULT, byPtr, byU16, byU32, limitedOutput, LZ4_64bits(), LZ4_64Klimit, LZ4_compress_generic(), LZ4_compressBound(), LZ4_resetStream(), noDict, noDictIssue, and notLimited.

Referenced by LZ4_compress_destSize_extState(), LZ4_compress_fast(), LZ4_compress_limitedOutput_withState(), and LZ4_compress_withState().

int LZ4_compress_limitedOutput ( const char *  source,
char *  dest,
int  sourceSize,
int  maxOutputSize 
)

References LZ4_compress_default().

int LZ4_compress_limitedOutput_continue ( LZ4_stream_t *  LZ4_streamPtr,
const char *  source,
char *  dest,
int  inputSize,
int  maxOutputSize 
)

References LZ4_compress_fast_continue().

int LZ4_compress_limitedOutput_withState ( void *  state,
const char *  source,
char *  dest,
int  inputSize,
int  maxOutputSize 
)

References LZ4_compress_fast_extState().

int LZ4_compress_withState ( void *  state,
const char *  source,
char *  dest,
int  inputSize 
)

References LZ4_compress_fast_extState(), and LZ4_compressBound().

int LZ4_compressBound ( int  inputSize  ) 

References LZ4_COMPRESSBOUND.

Referenced by bshuf_compress_lz4_block(), bshuf_compress_lz4_bound(), LZ4_compress(), LZ4_compress_continue(), LZ4_compress_destSize_extState(), LZ4_compress_fast_extState(), and LZ4_compress_withState().

LZ4_stream_t* LZ4_createStream ( void   ) 

References ALLOCATOR, LZ4_resetStream(), LZ4_STATIC_ASSERT, LZ4_STREAMSIZE, and LZ4_STREAMSIZE_U64.

LZ4_streamDecode_t* LZ4_createStreamDecode ( void   ) 

References ALLOCATOR.

int LZ4_decompress_fast ( const char *  source,
char *  dest,
int  originalSize 
)

References endOnOutputSize, full, KB, LZ4_decompress_generic(), and withPrefix64k.

Referenced by bshuf_decompress_lz4_block(), and LZ4_uncompress().

int LZ4_decompress_fast_continue ( LZ4_streamDecode_t *  LZ4_streamDecode,
const char *  source,
char *  dest,
int  originalSize 
)

References endOnOutputSize, LZ4_streamDecode_t_internal::extDictSize, LZ4_streamDecode_t_internal::externalDict, full, LZ4_decompress_generic(), LZ4_streamDecode_t_internal::prefixEnd, LZ4_streamDecode_t_internal::prefixSize, and usingExtDict.

int LZ4_decompress_fast_usingDict ( const char *  source,
char *  dest,
int  originalSize,
const char *  dictStart,
int  dictSize 
)

References LZ4_decompress_usingDict_generic().

int LZ4_decompress_safe ( const char *  source,
char *  dest,
int  compressedSize,
int  maxDecompressedSize 
)

References endOnInputSize, full, LZ4_decompress_generic(), and noDict.

Referenced by bshuf_decompress_lz4_block(), and LZ4_uncompress_unknownOutputSize().

int LZ4_decompress_safe_continue ( LZ4_streamDecode_t *  LZ4_streamDecode,
const char *  source,
char *  dest,
int  compressedSize,
int  maxDecompressedSize 
)

References endOnInputSize, LZ4_streamDecode_t_internal::extDictSize, LZ4_streamDecode_t_internal::externalDict, full, LZ4_decompress_generic(), LZ4_streamDecode_t_internal::prefixEnd, LZ4_streamDecode_t_internal::prefixSize, and usingExtDict.

int LZ4_decompress_safe_partial ( const char *  source,
char *  dest,
int  compressedSize,
int  targetOutputSize,
int  maxDecompressedSize 
)

References endOnInputSize, LZ4_decompress_generic(), noDict, and partial.

int LZ4_decompress_safe_usingDict ( const char *  source,
char *  dest,
int  compressedSize,
int  maxDecompressedSize,
const char *  dictStart,
int  dictSize 
)

References LZ4_decompress_usingDict_generic().

LZ4_DEPRECATED ( "use LZ4_decompress_fast_usingDict() instead"   )  const
LZ4_DEPRECATED ( "use LZ4_decompress_safe_usingDict() instead"   )  const
LZ4_DEPRECATED ( "use LZ4_saveDict() instead"   ) 
LZ4_DEPRECATED ( "use LZ4_resetStream() instead"   ) 
LZ4_DEPRECATED ( "use LZ4_createStream() instead"   ) 
int LZ4_freeStream ( LZ4_stream_t *  streamPtr  ) 

References FREEMEM.

int LZ4_freeStreamDecode ( LZ4_streamDecode_t *  LZ4_stream  ) 

References FREEMEM.

int LZ4_loadDict ( LZ4_stream_t *  streamPtr,
const char *  dictionary,
int  dictSize 
)

References byU32, LZ4_stream_t_internal::currentOffset, LZ4_stream_t_internal::dictionary, LZ4_stream_t_internal::dictSize, GB, HASH_UNIT, LZ4_stream_t_internal::hashTable, LZ4_stream_t_internal::initCheck, KB, LZ4_putPosition(), and LZ4_resetStream().

void LZ4_resetStream ( LZ4_stream_t *  streamPtr  ) 

References MEM_INIT.

Referenced by LZ4_compress_destSize_extState(), LZ4_compress_fast_extState(), LZ4_compress_fast_force(), LZ4_createStream(), and LZ4_loadDict().

int LZ4_saveDict ( LZ4_stream_t *  streamPtr,
char *  safeBuffer,
int  dictSize 
)

References LZ4_stream_t_internal::dictionary, LZ4_stream_t_internal::dictSize, and KB.

Referenced by LZ4_slideInputBuffer().

int LZ4_setStreamDecode ( LZ4_streamDecode_t *  LZ4_streamDecode,
const char *  dictionary,
int  dictSize 
)

References LZ4_streamDecode_t_internal::extDictSize, LZ4_streamDecode_t_internal::externalDict, LZ4_streamDecode_t_internal::prefixEnd, and LZ4_streamDecode_t_internal::prefixSize.

int LZ4_sizeofState ( void   ) 

References LZ4_STREAMSIZE.

int LZ4_versionNumber ( void   ) 

References LZ4_VERSION_NUMBER.

Variable Documentation

char int compressedSize
char * dst

Referenced by flip_map().

char* inputBuffer
char int int maxDstSize
char int originalSize
Generated on 28 May 2018 for CAFE by  doxygen 1.6.1