Bits.c File Reference

#include "Bits.h"
#include "zlib.h"
#include <stdio.h>
#include <assert.h>

Include dependency graph for Bits.c:

Macros
#define	Buf_size   (8 * 2*sizeof(char))
#define	PUTBYTE(b)
#define	PUTSHORT(w)

Functions
int	R__bi_init (bits_internal_state *state)
unsigned	R__bi_reverse (unsigned code, int len)
int	R__bi_windup (bits_internal_state *state)
int	R__copy_block (bits_internal_state *state, char *buf, unsigned len, int header)
int	R__error (char *msg)
static int	R__flush_outbuf ()
static int	R__flush_outbuf (bits_internal_state *state, unsigned w, unsigned bytes)
int	R__mem_read (bits_internal_state *state, char *b, unsigned bsize)
ulg	R__memcompress (char *tgt, ulg tgtsize, char *src, ulg srcsize)
int	R__seekable ()
int	R__send_bits (bits_internal_state *state, int value, int length)

Variables
static int	gBitsVerbose = 0
int	gCompressionLevel = 6
	Copyright (C) 1990-1993 Mark Adler, Richard B.

Macro Definition Documentation

Buf_size

#define Buf_size   (8 * 2*sizeof(char))

Definition at line 91 of file Bits.c.

PUTBYTE

#define PUTBYTE

(

b

)

Value:

{ if (state->out_offset < state->out_size) { \
    state->out_buf[state->out_offset++] = (char) (b); \
  } else { \
    R__flush_outbuf(state,(b),1); \
  } \
}

Definition at line 103 of file Bits.c.

PUTSHORT

#define PUTSHORT

(

w

)

Value:

{ if (state->out_offset < state->out_size-1) { \
    state->out_buf[state->out_offset++] = (char) ((w) & 0xff); \
    state->out_buf[state->out_offset++] = (char) ((ush)(w) >> 8); \
  } else { \
    R__flush_outbuf(state,(w),2); \
  } \
}

Definition at line 94 of file Bits.c.

Function Documentation

R__bi_init()

int R__bi_init

(

bits_internal_state *

state

)

Definition at line 134 of file Bits.c.

R__bi_reverse()

unsigned R__bi_reverse	(	unsigned	code,
		int	len )

Definition at line 181 of file Bits.c.

R__bi_windup()

int R__bi_windup

(

bits_internal_state *

state

)

Definition at line 217 of file Bits.c.

R__copy_block()

int R__copy_block	(	bits_internal_state *	state,
		char *	buf,
		unsigned	len,
		int	header )

Definition at line 236 of file Bits.c.

R__error()

int R__error

(

char *

msg

)

Definition at line 125 of file Bits.c.

R__flush_outbuf() [1/2]

int R__flush_outbuf ( )

static

R__flush_outbuf() [2/2]

int R__flush_outbuf ( bits_internal_state * state, unsigned w, unsigned bytes )

static

Definition at line 197 of file Bits.c.

R__mem_read()

int R__mem_read	(	bits_internal_state *	state,
		char *	b,
		unsigned	bsize )

Definition at line 353 of file Bits.c.

R__memcompress()

ulg R__memcompress	(	char *	tgt,
		ulg	tgtsize,
		char *	src,
		ulg	srcsize )

Definition at line 294 of file Bits.c.

R__seekable()

int R__seekable

(

)

Definition at line 270 of file Bits.c.

R__send_bits()

int R__send_bits	(	bits_internal_state *	state,
		int	value,
		int	length )

Definition at line 151 of file Bits.c.

Variable Documentation

gBitsVerbose

int gBitsVerbose = 0

static

Definition at line 124 of file Bits.c.

gCompressionLevel

int gCompressionLevel = 6

Copyright (C) 1990-1993 Mark Adler, Richard B.

Wales, Jean-loup Gailly, Kai Uwe Rommel and Igor Mandrichenko. For conditions of distribution and use, see copyright notice in zlib.h

Changed for ROOT. Functions names have a R__ prepended to differentiate them from function names in later versions of zlib.

Definition at line 77 of file Bits.c.