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deflate.h File Reference
#include "zutil.h"
+ Include dependency graph for deflate.h:

Go to the source code of this file.

Classes

struct  ct_data_s
 
struct  tree_desc_s
 
struct  internal_state
 

Macros

#define GZIP
 
#define LENGTH_CODES   29
 
#define LITERALS   256
 
#define L_CODES   (LITERALS+1+LENGTH_CODES)
 
#define D_CODES   30
 
#define BL_CODES   19
 
#define HEAP_SIZE   (2*L_CODES+1)
 
#define MAX_BITS   15
 
#define Buf_size   16
 
#define INIT_STATE   42
 
#define EXTRA_STATE   69
 
#define NAME_STATE   73
 
#define COMMENT_STATE   91
 
#define HCRC_STATE   103
 
#define BUSY_STATE   113
 
#define FINISH_STATE   666
 
#define Freq   fc.freq
 
#define Code   fc.code
 
#define Dad   dl.dad
 
#define Len   dl.len
 
#define max_insert_length   max_lazy_match
 
#define put_byte(s, c)   {s->pending_buf[s->pending++] = (c);}
 
#define MIN_LOOKAHEAD   (MAX_MATCH+MIN_MATCH+1)
 
#define MAX_DIST(s)   ((s)->w_size-MIN_LOOKAHEAD)
 
#define WIN_INIT   MAX_MATCH
 
#define d_code(dist)   ((dist) < 256 ? _dist_code[dist] : _dist_code[256+((dist)>>7)])
 
#define _tr_tally_lit(s, c, flush)
 
#define _tr_tally_dist(s, distance, length, flush)
 

Typedefs

typedef struct ct_data_s ct_data
 
typedef struct static_tree_desc_s static_tree_desc
 
typedef struct tree_desc_s tree_desc
 
typedef ush Pos
 
typedef Pos FAR Posf
 
typedef unsigned IPos
 
typedef struct internal_state deflate_state
 

Functions

void ZLIB_INTERNAL _tr_init OF ((deflate_state *s))
 
int ZLIB_INTERNAL _tr_tally OF ((deflate_state *s, unsigned dist, unsigned lc))
 
void ZLIB_INTERNAL _tr_flush_block OF ((deflate_state *s, charf *buf, ulg stored_len, int last))
 

Variables

uch ZLIB_INTERNAL _length_code []
 
uch ZLIB_INTERNAL _dist_code []
 

Macro Definition Documentation

#define _tr_tally_dist (   s,
  distance,
  length,
  flush 
)
Value:
{ uch len = (length); \
ush dist = (distance); \
s->d_buf[s->last_lit] = dist; \
s->l_buf[s->last_lit++] = len; \
dist--; \
s->dyn_ltree[_length_code[len]+LITERALS+1].Freq++; \
s->dyn_dtree[d_code(dist)].Freq++; \
flush = (s->last_lit == s->lit_bufsize-1); \
}
double distance(double x, double y)
Definition: g3dmath.h:731
#define LITERALS
Definition: deflate.h:33
unsigned short ush
Definition: zutil.h:43
float length(float v)
Definition: vectorMath.h:208
#define d_code(dist)
Definition: deflate.h:305
unsigned char uch
Definition: zutil.h:41
uch ZLIB_INTERNAL _length_code[]
Definition: trees.h:102
#define _tr_tally_lit (   s,
  c,
  flush 
)
Value:
{ uch cc = (c); \
s->d_buf[s->last_lit] = 0; \
s->l_buf[s->last_lit++] = cc; \
s->dyn_ltree[cc].Freq++; \
flush = (s->last_lit == s->lit_bufsize-1); \
}
unsigned char uch
Definition: zutil.h:41
#define BL_CODES   19
#define Buf_size   16
#define BUSY_STATE   113
#define Code   fc.code
#define COMMENT_STATE   91
#define d_code (   dist)    ((dist) < 256 ? _dist_code[dist] : _dist_code[256+((dist)>>7)])
#define D_CODES   30
#define Dad   dl.dad
#define EXTRA_STATE   69
#define FINISH_STATE   666
#define Freq   fc.freq
#define GZIP
#define HCRC_STATE   103
#define HEAP_SIZE   (2*L_CODES+1)
#define INIT_STATE   42
#define L_CODES   (LITERALS+1+LENGTH_CODES)
#define Len   dl.len
#define LENGTH_CODES   29
#define LITERALS   256
#define MAX_BITS   15
#define MAX_DIST (   s)    ((s)->w_size-MIN_LOOKAHEAD)
#define max_insert_length   max_lazy_match
#define MIN_LOOKAHEAD   (MAX_MATCH+MIN_MATCH+1)
#define NAME_STATE   73
#define put_byte (   s,
 
)    {s->pending_buf[s->pending++] = (c);}
#define WIN_INIT   MAX_MATCH

Typedef Documentation

typedef struct ct_data_s ct_data
typedef struct internal_state deflate_state
typedef unsigned IPos
typedef ush Pos
typedef Pos FAR Posf
typedef struct static_tree_desc_s static_tree_desc
typedef struct tree_desc_s tree_desc

Function Documentation

void ZLIB_INTERNAL _tr_init OF ( (deflate_state *s)  )
int ZLIB_INTERNAL _tr_tally OF ( (deflate_state *s, unsigned dist, unsigned lc)  )
void ZLIB_INTERNAL _tr_flush_block OF ( (deflate_state *s, charf *buf, ulg stored_len, int last)  )

Variable Documentation

uch ZLIB_INTERNAL _dist_code[]
uch ZLIB_INTERNAL _length_code[]