bzlib.c File Reference

#include "bzlib_private.h"

Include dependency graph for bzlib.c:

Go to the source code of this file.

Classes
struct	bzFile
Defines
#define	ADD_CHAR_TO_BLOCK(zs, zchh0)
#define	BZ_SETERR(eee)
#define	SET_BINARY_MODE(file)
Functions
static void	add_pair_to_block (EState *s)
void	BZ2_bz__AssertH__fail (int errcode)
int BZ_API()	BZ2_bzBuffToBuffCompress (char *dest, unsigned int *destLen, char *source, unsigned int sourceLen, int blockSize100k, int verbosity, int workFactor)
int BZ_API()	BZ2_bzBuffToBuffDecompress (char *dest, unsigned int *destLen, char *source, unsigned int sourceLen, int small, int verbosity)
void BZ_API()	BZ2_bzclose (BZFILE *b)
int BZ_API()	BZ2_bzCompress (bz_stream *strm, int action)
int BZ_API()	BZ2_bzCompressEnd (bz_stream *strm)
int BZ_API()	BZ2_bzCompressInit (bz_stream *strm, int blockSize100k, int verbosity, int workFactor)
int BZ_API()	BZ2_bzDecompress (bz_stream *strm)
int BZ_API()	BZ2_bzDecompressEnd (bz_stream *strm)
int BZ_API()	BZ2_bzDecompressInit (bz_stream *strm, int verbosity, int small)
BZFILE *BZ_API()	BZ2_bzdopen (int fd, const char *mode)
const char *BZ_API()	BZ2_bzerror (BZFILE *b, int *errnum)
int BZ_API()	BZ2_bzflush (BZFILE *b)
const char *BZ_API()	BZ2_bzlibVersion (void)
BZFILE *BZ_API()	BZ2_bzopen (const char *path, const char *mode)
int BZ_API()	BZ2_bzRead (int *bzerror, BZFILE *b, void *buf, int len)
int BZ_API()	BZ2_bzread (BZFILE *b, void *buf, int len)
void BZ_API()	BZ2_bzReadClose (int *bzerror, BZFILE *b)
void BZ_API()	BZ2_bzReadGetUnused (int *bzerror, BZFILE *b, void **unused, int *nUnused)
BZFILE *BZ_API()	BZ2_bzReadOpen (int *bzerror, FILE *f, int verbosity, int small, void *unused, int nUnused)
void BZ_API()	BZ2_bzWrite (int *bzerror, BZFILE *b, void *buf, int len)
int BZ_API()	BZ2_bzwrite (BZFILE *b, void *buf, int len)
void BZ_API()	BZ2_bzWriteClose (int *bzerror, BZFILE *b, int abandon, unsigned int *nbytes_in, unsigned int *nbytes_out)
void BZ_API()	BZ2_bzWriteClose64 (int *bzerror, BZFILE *b, int abandon, unsigned int *nbytes_in_lo32, unsigned int *nbytes_in_hi32, unsigned int *nbytes_out_lo32, unsigned int *nbytes_out_hi32)
BZFILE *BZ_API()	BZ2_bzWriteOpen (int *bzerror, FILE *f, int blockSize100k, int verbosity, int workFactor)
__inline__ Int32	BZ2_indexIntoF (Int32 indx, Int32 *cftab)
static int	bz_config_ok (void)
static BZFILE *	bzopen_or_bzdopen (const char *path, int fd, const char *mode, int open_mode)
static Bool	copy_input_until_stop (EState *s)
static Bool	copy_output_until_stop (EState *s)
static void *	default_bzalloc (void *opaque, Int32 items, Int32 size)
static void	default_bzfree (void *opaque, void *addr)
static void	flush_RL (EState *s)
static Bool	handle_compress (bz_stream *strm)
static void	init_RL (EState *s)
static Bool	isempty_RL (EState *s)
static Bool	myfeof (FILE *f)
static void	prepare_new_block (EState *s)
static Bool	unRLE_obuf_to_output_FAST (DState *s)
static Bool	unRLE_obuf_to_output_SMALL (DState *s)
Variables
static const char *	bzerrorstrings []

---

Define Documentation

#define ADD_CHAR_TO_BLOCK	(		zs,
			zchh0
	)

Value:

{                                                 \
   UInt32 zchh = (UInt32)(zchh0);                 \
   /*-- fast track the common case --*/           \
   if (zchh != zs->state_in_ch &&                 \
       zs->state_in_len == 1) {                   \
      UChar ch = (UChar)(zs->state_in_ch);        \
      BZ_UPDATE_CRC( zs->blockCRC, ch );          \
      zs->inUse[zs->state_in_ch] = True;          \
      zs->block[zs->nblock] = (UChar)ch;          \
      zs->nblock++;                               \
      zs->state_in_ch = zchh;                     \
   }                                              \
   else                                           \
   /*-- general, uncommon cases --*/              \
   if (zchh != zs->state_in_ch ||                 \
      zs->state_in_len == 255) {                  \
      if (zs->state_in_ch < 256)                  \
         add_pair_to_block ( zs );                \
      zs->state_in_ch = zchh;                     \
      zs->state_in_len = 1;                       \
   } else {                                       \
      zs->state_in_len++;                         \
   }                                              \
}

Definition at line 260 of file bzlib.c.

#define BZ_SETERR

(

eee

)

Value:

{                                         \
   if (bzerror != NULL) *bzerror = eee;   \
   if (bzf != NULL) bzf->lastErr = eee;   \
}

Definition at line 886 of file bzlib.c.

#define SET_BINARY_MODE

(

file

)

Definition at line 1380 of file bzlib.c.

---

Function Documentation

static void add_pair_to_block

(

EState *

s

)

[static]

Definition at line 216 of file bzlib.c.

void BZ2_bz__AssertH__fail

(

int

errcode

)

Definition at line 41 of file bzlib.c.

int BZ_API() BZ2_bzBuffToBuffCompress	(	char *	dest,
		unsigned int *	destLen,
		char *	source,
		unsigned int	sourceLen,
		int	blockSize100k,
		int	verbosity,
		int	workFactor
	)

Definition at line 1248 of file bzlib.c.

int BZ_API() BZ2_bzBuffToBuffDecompress	(	char *	dest,
		unsigned int *	destLen,
		char *	source,
		unsigned int	sourceLen,
		int	small,
		int	verbosity
	)

Definition at line 1300 of file bzlib.c.

void BZ_API() BZ2_bzclose

(

BZFILE *

b

)

Definition at line 1514 of file bzlib.c.

int BZ_API() BZ2_bzCompress	(	bz_stream *	strm,
		int	action
	)

Definition at line 407 of file bzlib.c.

int BZ_API() BZ2_bzCompressEnd

(

bz_stream *

strm

)

Definition at line 468 of file bzlib.c.

int BZ_API() BZ2_bzCompressInit	(	bz_stream *	strm,
		int	blockSize100k,
		int	verbosity,
		int	workFactor
	)

Definition at line 149 of file bzlib.c.

int BZ_API() BZ2_bzDecompress

(

bz_stream *

strm

)

Definition at line 808 of file bzlib.c.

int BZ_API() BZ2_bzDecompressEnd

(

bz_stream *

strm

)

Definition at line 862 of file bzlib.c.

int BZ_API() BZ2_bzDecompressInit	(	bz_stream *	strm,
		int	verbosity,
		int	small
	)

Definition at line 493 of file bzlib.c.

BZFILE* BZ_API() BZ2_bzdopen	(	int	fd,
		const char *	mode
	)

Definition at line 1470 of file bzlib.c.

const char* BZ_API() BZ2_bzerror	(	BZFILE *	b,
		int *	errnum
	)

Definition at line 1559 of file bzlib.c.

int BZ_API() BZ2_bzflush

(

BZFILE *

b

)

Definition at line 1506 of file bzlib.c.

const char* BZ_API() BZ2_bzlibVersion

(

void

)

Definition at line 1366 of file bzlib.c.

BZFILE* BZ_API() BZ2_bzopen	(	const char *	path,
		const char *	mode
	)

Definition at line 1461 of file bzlib.c.

int BZ_API() BZ2_bzRead	(	int *	bzerror,
		BZFILE *	b,
		void *	buf,
		int	len
	)

Definition at line 1162 of file bzlib.c.

int BZ_API() BZ2_bzread	(	BZFILE *	b,
		void *	buf,
		int	len
	)

Definition at line 1478 of file bzlib.c.

void BZ_API() BZ2_bzReadClose	(	int *	bzerror,
		BZFILE *	b
	)

Definition at line 1143 of file bzlib.c.

void BZ_API() BZ2_bzReadGetUnused	(	int *	bzerror,
		BZFILE *	b,
		void **	unused,
		int *	nUnused
	)

Definition at line 1222 of file bzlib.c.

BZFILE* BZ_API() BZ2_bzReadOpen	(	int *	bzerror,
		FILE *	f,
		int	verbosity,
		int	small,
		void *	unused,
		int	nUnused
	)

Definition at line 1088 of file bzlib.c.

void BZ_API() BZ2_bzWrite	(	int *	bzerror,
		BZFILE *	b,
		void *	buf,
		int	len
	)

Definition at line 965 of file bzlib.c.

int BZ_API() BZ2_bzwrite	(	BZFILE *	b,
		void *	buf,
		int	len
	)

Definition at line 1492 of file bzlib.c.

void BZ_API() BZ2_bzWriteClose	(	int *	bzerror,
		BZFILE *	b,
		int	abandon,
		unsigned int *	nbytes_in,
		unsigned int *	nbytes_out
	)

Definition at line 1010 of file bzlib.c.

void BZ_API() BZ2_bzWriteClose64	(	int *	bzerror,
		BZFILE *	b,
		int	abandon,
		unsigned int *	nbytes_in_lo32,
		unsigned int *	nbytes_in_hi32,
		unsigned int *	nbytes_out_lo32,
		unsigned int *	nbytes_out_hi32
	)

Definition at line 1022 of file bzlib.c.

BZFILE* BZ_API() BZ2_bzWriteOpen	(	int *	bzerror,
		FILE *	f,
		int	blockSize100k,
		int	verbosity,
		int	workFactor
	)

Definition at line 917 of file bzlib.c.

__inline__ Int32 BZ2_indexIntoF	(	Int32	indx,
		Int32 *	cftab
	)

Definition at line 687 of file bzlib.c.

static int bz_config_ok

(

void

)

[static]

Definition at line 91 of file bzlib.c.

static BZFILE* bzopen_or_bzdopen	(	const char *	path,
		int	fd,
		const char *	mode,
		int	open_mode
	)		[static]

Definition at line 1384 of file bzlib.c.

static Bool copy_input_until_stop

(

EState *

s

)

[static]

Definition at line 289 of file bzlib.c.

static Bool copy_output_until_stop

(

EState *

s

)

[static]

Definition at line 334 of file bzlib.c.

static void* default_bzalloc	(	void *	opaque,
		Int32	items,
		Int32	size
	)		[static]

Definition at line 102 of file bzlib.c.

static void default_bzfree	(	void *	opaque,
		void *	addr
	)		[static]

Definition at line 109 of file bzlib.c.

static void flush_RL

(

EState *

s

)

[static]

Definition at line 252 of file bzlib.c.

static Bool handle_compress

(

bz_stream *

strm

)

[static]

Definition at line 361 of file bzlib.c.

static void init_RL

(

EState *

s

)

[static]

Definition at line 131 of file bzlib.c.

static Bool isempty_RL

(

EState *

s

)

[static]

Definition at line 139 of file bzlib.c.

static Bool myfeof

(

FILE *

f

)

[static]

Definition at line 906 of file bzlib.c.

static void prepare_new_block

(

EState *

s

)

[static]

Definition at line 117 of file bzlib.c.

static Bool unRLE_obuf_to_output_FAST

(

DState *

s

)

[static]

Definition at line 536 of file bzlib.c.

static Bool unRLE_obuf_to_output_SMALL

(

DState *

s

)

[static]

Definition at line 706 of file bzlib.c.

---

Variable Documentation

const char* bzerrorstrings[] [static]

Initial value:

 {
       "OK"
      ,"SEQUENCE_ERROR"
      ,"PARAM_ERROR"
      ,"MEM_ERROR"
      ,"DATA_ERROR"
      ,"DATA_ERROR_MAGIC"
      ,"IO_ERROR"
      ,"UNEXPECTED_EOF"
      ,"OUTBUFF_FULL"
      ,"CONFIG_ERROR"
      ,"???"   
      ,"???"   
      ,"???"   
      ,"???"   
      ,"???"   
      ,"???"   
}

Definition at line 1539 of file bzlib.c.