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Classes | Macros | Typedefs | Functions | Variables
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 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 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 _tr_init OF ((deflate_state *s))
 
int _tr_tally OF ((deflate_state *s, unsigned dist, unsigned lc))
 
void _tr_flush_block OF ((deflate_state *s, charf *buf, ulg stored_len, int eof))
 

Variables

const uch _length_code []
 
const uch _dist_code []
 

Macro Definition Documentation

◆ _tr_tally_dist

#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); \
}
GLdouble s
Definition: glext.h:3602
GLenum GLsizei len
Definition: glext.h:4349
#define LITERALS
Definition: deflate.h:37
#define d_code(dist)
Definition: deflate.h:294
GLuint GLsizei GLsizei * length
Definition: glext.h:3900
unsigned char uch
Definition: zutil.h:51
const uch _length_code[]
Definition: trees.h:109
double BASE_IMPEXP distance(const TPoint2D &p1, const TPoint2D &p2)
Gets the distance between two points in a 2D space.
Definition: geometry.cpp:1511

Definition at line 319 of file deflate.h.

◆ _tr_tally_lit

#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); \
}
GLdouble s
Definition: glext.h:3602
const GLubyte * c
Definition: glext.h:5590
unsigned char uch
Definition: zutil.h:51

Definition at line 312 of file deflate.h.

◆ BL_CODES

#define BL_CODES   19

Definition at line 46 of file deflate.h.

◆ BUSY_STATE

#define BUSY_STATE   113

Definition at line 60 of file deflate.h.

◆ Code

#define Code   fc.code

Definition at line 78 of file deflate.h.

◆ COMMENT_STATE

#define COMMENT_STATE   91

Definition at line 58 of file deflate.h.

◆ d_code

#define d_code (   dist)    ((dist) < 256 ? _dist_code[dist] : _dist_code[256+((dist)>>7)])

Definition at line 294 of file deflate.h.

◆ D_CODES

#define D_CODES   30

Definition at line 43 of file deflate.h.

◆ Dad

#define Dad   dl.dad

Definition at line 79 of file deflate.h.

◆ EXTRA_STATE

#define EXTRA_STATE   69

Definition at line 56 of file deflate.h.

◆ FINISH_STATE

#define FINISH_STATE   666

Definition at line 61 of file deflate.h.

◆ Freq

#define Freq   fc.freq

Definition at line 77 of file deflate.h.

◆ GZIP

#define GZIP

Definition at line 27 of file deflate.h.

◆ HCRC_STATE

#define HCRC_STATE   103

Definition at line 59 of file deflate.h.

◆ HEAP_SIZE

#define HEAP_SIZE   (2*L_CODES+1)

Definition at line 49 of file deflate.h.

◆ INIT_STATE

#define INIT_STATE   42

Definition at line 55 of file deflate.h.

◆ L_CODES

#define L_CODES   (LITERALS+1+LENGTH_CODES)

Definition at line 40 of file deflate.h.

◆ Len

#define Len   dl.len

Definition at line 80 of file deflate.h.

◆ LENGTH_CODES

#define LENGTH_CODES   29

Definition at line 34 of file deflate.h.

◆ LITERALS

#define LITERALS   256

Definition at line 37 of file deflate.h.

◆ MAX_BITS

#define MAX_BITS   15

Definition at line 52 of file deflate.h.

◆ MAX_DIST

#define MAX_DIST (   s)    ((s)->w_size-MIN_LOOKAHEAD)

◆ max_insert_length

#define max_insert_length   max_lazy_match

Definition at line 180 of file deflate.h.

◆ MIN_LOOKAHEAD

#define MIN_LOOKAHEAD   (MAX_MATCH+MIN_MATCH+1)

Definition at line 275 of file deflate.h.

◆ NAME_STATE

#define NAME_STATE   73

Definition at line 57 of file deflate.h.

◆ put_byte

#define put_byte (   s,
  c 
)    {s->pending_buf[s->pending++] = (c);}

Definition at line 272 of file deflate.h.

Typedef Documentation

◆ ct_data

typedef struct ct_data_s ct_data

◆ deflate_state

typedef struct internal_state deflate_state

◆ IPos

typedef unsigned IPos

Definition at line 92 of file deflate.h.

◆ Pos

typedef ush Pos

Definition at line 90 of file deflate.h.

◆ Posf

typedef Pos FAR Posf

Definition at line 91 of file deflate.h.

◆ static_tree_desc

typedef struct static_tree_desc_s static_tree_desc

Definition at line 82 of file deflate.h.

◆ tree_desc

typedef struct tree_desc_s tree_desc

Function Documentation

◆ OF() [1/3]

void _tr_init OF ( (deflate_state *s )

◆ OF() [2/3]

int _tr_tally OF ( (deflate_state *s, unsigned dist, unsigned lc)  )

◆ OF() [3/3]

void _tr_flush_block OF ( (deflate_state *s, charf *buf, ulg stored_len, int eof)  )

Variable Documentation

◆ _dist_code

const uch _dist_code[]

Definition at line 80 of file trees.h.

◆ _length_code

const uch _length_code[]

Definition at line 109 of file trees.h.




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