lzvn.c File Reference

#include "lzvn.h"

Go to the source code of this file.

Data Structures
struct	lzvn_decoder_state

Macros
#define	assert(x)
#define	LZFSE_INLINE   static inline __attribute__((__always_inline__))
#define	HAVE_LABELS_AS_VALUES   0
#define	PTR_LEN_INC(_pointer, _length, _increment)
#define	UPDATE_GOOD    (state->src = src_ptr, state->dst = dst_ptr, state->d_prev = D)

Typedefs
typedef int32_t	lzvn_offset

Functions
LZFSE_INLINE uint16_t	load2 (const void *ptr)
LZFSE_INLINE uint32_t	load4 (const void *ptr)
LZFSE_INLINE uint64_t	load8 (const void *ptr)
LZFSE_INLINE void	store4 (void *ptr, uint32_t data)
LZFSE_INLINE void	store8 (void *ptr, uint64_t data)
LZFSE_INLINE uintmax_t	extract (uintmax_t container, unsigned lsb, unsigned width)
void	lzvn_decode (lzvn_decoder_state *state)
size_t	lzvn_decode_buffer (unsigned char *dst, size_t dst_size, const unsigned char *src, size_t src_size)

Macro Definition Documentation

assert

#define assert

(

x

)

Value:

do { } while (0)

Definition at line 27 of file lzvn.c.

HAVE_LABELS_AS_VALUES

#define HAVE_LABELS_AS_VALUES   0

Definition at line 124 of file lzvn.c.

LZFSE_INLINE

#define LZFSE_INLINE   static inline __attribute__((__always_inline__))

Definition at line 36 of file lzvn.c.

PTR_LEN_INC

#define PTR_LEN_INC	(		_pointer,
			_length,
			_increment )

Value:

  (_pointer += _increment, _length -= _increment)

Definition at line 133 of file lzvn.c.

UPDATE_GOOD

#define UPDATE_GOOD    (state->src = src_ptr, state->dst = dst_ptr, state->d_prev = D)

Definition at line 138 of file lzvn.c.

Typedef Documentation

lzvn_offset

typedef int32_t lzvn_offset

@abstract Signed offset in buffers, stored on either 32 or 64 bits.

Definition at line 43 of file lzvn.c.

Function Documentation

extract()

LZFSE_INLINE uintmax_t extract	(	uintmax_t	container,
		unsigned	lsb,
		unsigned	width )

@abstract Extracts width bits from container, starting with lsb; if we view container as a bit array, we extract container[lsb:lsb+width].

Definition at line 109 of file lzvn.c.

load2()

LZFSE_INLINE uint16_t load2

(

const void *

ptr

)

@abstract Load bytes from memory location SRC.

Definition at line 80 of file lzvn.c.

load4()

LZFSE_INLINE uint32_t load4

(

const void *

ptr

)

Definition at line 86 of file lzvn.c.

load8()

LZFSE_INLINE uint64_t load8

(

const void *

ptr

)

Definition at line 92 of file lzvn.c.

lzvn_decode()

void lzvn_decode

(

lzvn_decoder_state *

state

)

@abstract Decode source to destination. Updates state (src,dst,d_prev).

Definition at line 143 of file lzvn.c.

lzvn_decode_buffer()

size_t lzvn_decode_buffer	(	unsigned char *	dst,
		size_t	dst_size,
		const unsigned char *	src,
		size_t	src_size )

Definition at line 820 of file lzvn.c.

store4()

LZFSE_INLINE void store4	(	void *	ptr,
		uint32_t	data )

@abstract Store bytes to memory location DST.

Definition at line 99 of file lzvn.c.

store8()

LZFSE_INLINE void store8	(	void *	ptr,
		uint64_t	data )

Definition at line 103 of file lzvn.c.