lz4.h File Reference

Go to the source code of this file.

Classes
struct	LZ4_stream_t
struct	LZ4_streamDecode_t

Macros
#define	LZ4_VERSION_MAJOR   1 /* for breaking interface changes */
#define	LZ4_VERSION_MINOR   5 /* for new (non-breaking) interface capabilities */
#define	LZ4_VERSION_RELEASE   0 /* for tweaks, bug-fixes, or development */
#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 /* 2 113 929 216 bytes */
#define	LZ4_COMPRESSBOUND(isize)   ((unsigned int)(isize) > (unsigned int)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))

Functions
int	LZ4_versionNumber (void)
int	LZ4_compress (const char *source, char *dest, int sourceSize)
int	LZ4_decompress_safe (const char *source, char *dest, int compressedSize, int maxDecompressedSize)
int	LZ4_compressBound (int isize)
int	LZ4_compress_limitedOutput (const char *source, char *dest, int sourceSize, int maxOutputSize)
int	LZ4_sizeofState (void)
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_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 *LZ4_streamPtr)
LZ4_stream_t *	LZ4_createStream (void)
int	LZ4_freeStream (LZ4_stream_t *LZ4_streamPtr)
int	LZ4_loadDict (LZ4_stream_t *LZ4_streamPtr, const char *dictionary, int dictSize)
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)
int	LZ4_saveDict (LZ4_stream_t *LZ4_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)
void *	LZ4_create (const char *inputBuffer)
int	LZ4_sizeofStreamState (void)
int	LZ4_resetStreamState (void *state, const char *inputBuffer)
char *	LZ4_slideInputBuffer (void *state)
int	LZ4_decompress_safe_withPrefix64k (const char *source, char *dest, int compressedSize, int maxOutputSize)
int	LZ4_decompress_fast_withPrefix64k (const char *source, char *dest, int originalSize)

Macro Definition Documentation

#define LZ4_COMPRESSBOUND

(

isize)

((unsigned int)(isize) > (unsigned int)LZ4_MAX_INPUT_SIZE ? 0 : (isize) + ((isize)/255) + 16)

Definition at line 101 of file lz4.h.

#define LZ4_MAX_INPUT_SIZE   0x7E000000 /* 2 113 929 216 bytes */

Definition at line 100 of file lz4.h.

#define LZ4_MEMORY_USAGE   14

Definition at line 65 of file lz4.h.

#define LZ4_STREAMDECODESIZE   (LZ4_STREAMDECODESIZE_U64 * sizeof(unsigned long long))

Definition at line 241 of file lz4.h.

#define LZ4_STREAMDECODESIZE_U64   4

Definition at line 240 of file lz4.h.

#define LZ4_STREAMSIZE   (LZ4_STREAMSIZE_U64 * sizeof(long long))

Definition at line 176 of file lz4.h.

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

Definition at line 175 of file lz4.h.

#define LZ4_VERSION_MAJOR   1 /* for breaking interface changes */

Definition at line 49 of file lz4.h.

#define LZ4_VERSION_MINOR   5 /* for new (non-breaking) interface capabilities */

Definition at line 50 of file lz4.h.

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

Definition at line 52 of file lz4.h.

#define LZ4_VERSION_RELEASE   0 /* for tweaks, bug-fixes, or development */

Definition at line 51 of file lz4.h.

Function Documentation

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

Definition at line 710 of file lz4.c.

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

Definition at line 883 of file lz4.c.

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

Definition at line 730 of file lz4.c.

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

Definition at line 888 of file lz4.c.

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

Definition at line 1343 of file lz4.c.

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

Definition at line 1332 of file lz4.c.

int LZ4_compressBound

(

int

isize)

Definition at line 429 of file lz4.c.

void* LZ4_create

(

const char *

inputBuffer)

Definition at line 1314 of file lz4.c.

LZ4_stream_t* LZ4_createStream

(

void

)

Definition at line 765 of file lz4.c.

LZ4_streamDecode_t* LZ4_createStreamDecode

(

void

)

Definition at line 1152 of file lz4.c.

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

Definition at line 1131 of file lz4.c.

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

Definition at line 1217 of file lz4.c.

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

Definition at line 1272 of file lz4.c.

int LZ4_decompress_fast_withPrefix64k	(	const char *	source,
		char *	dest,
		int	originalSize
	)

Definition at line 1361 of file lz4.c.

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

Definition at line 1121 of file lz4.c.

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

Definition at line 1188 of file lz4.c.

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

Definition at line 1126 of file lz4.c.

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

Definition at line 1267 of file lz4.c.

int LZ4_decompress_safe_withPrefix64k	(	const char *	source,
		char *	dest,
		int	compressedSize,
		int	maxOutputSize
	)

Definition at line 1356 of file lz4.c.

int LZ4_freeStream

(

LZ4_stream_t *

LZ4_streamPtr)

Definition at line 773 of file lz4.c.

int LZ4_freeStreamDecode

(

LZ4_streamDecode_t *

LZ4_stream)

Definition at line 1158 of file lz4.c.

int LZ4_loadDict	(	LZ4_stream_t *	LZ4_streamPtr,
		const char *	dictionary,
		int	dictSize
	)

Definition at line 780 of file lz4.c.

void LZ4_resetStream

(

LZ4_stream_t *

LZ4_streamPtr)

Definition at line 760 of file lz4.c.

int LZ4_resetStreamState	(	void *	state,
		const char *	inputBuffer
	)

Definition at line 1307 of file lz4.c.

int LZ4_saveDict	(	LZ4_stream_t *	LZ4_streamPtr,
		char *	safeBuffer,
		int	dictSize
	)

Definition at line 915 of file lz4.c.

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

Definition at line 1171 of file lz4.c.

int LZ4_sizeofState

(

void

)

Definition at line 1330 of file lz4.c.

int LZ4_sizeofStreamState

(

void

)

Definition at line 1299 of file lz4.c.

char* LZ4_slideInputBuffer

(

void *

state)

Definition at line 1321 of file lz4.c.

int LZ4_versionNumber

(

void

)

Definition at line 428 of file lz4.c.