source: s10k/CommonLibs/zlib-1.2.8/contrib/infback9/inflate9.h@ 1154

Last change on this file since 1154 was 1096, checked in by s10k, 7 years ago

Added zlib, quazip, basicxmlsyntaxhighlighter, conditionalsemaphore and linenumberdisplay libraries. zlib and quazip are pre-compiled, but you can compile them yourself, just delete the dll files (or equivalent binary files to your OS)

File size: 1.9 KB
RevLine 
[1096]1/* inflate9.h -- internal inflate state definition
2 * Copyright (C) 1995-2003 Mark Adler
3 * For conditions of distribution and use, see copyright notice in zlib.h
4 */
5
6/* WARNING: this file should *not* be used by applications. It is
7 part of the implementation of the compression library and is
8 subject to change. Applications should only use zlib.h.
9 */
10
11/* Possible inflate modes between inflate() calls */
12typedef enum {
13 TYPE, /* i: waiting for type bits, including last-flag bit */
14 STORED, /* i: waiting for stored size (length and complement) */
15 TABLE, /* i: waiting for dynamic block table lengths */
16 LEN, /* i: waiting for length/lit code */
17 DONE, /* finished check, done -- remain here until reset */
18 BAD /* got a data error -- remain here until reset */
19} inflate_mode;
20
21/*
22 State transitions between above modes -
23
24 (most modes can go to the BAD mode -- not shown for clarity)
25
26 Read deflate blocks:
27 TYPE -> STORED or TABLE or LEN or DONE
28 STORED -> TYPE
29 TABLE -> LENLENS -> CODELENS -> LEN
30 Read deflate codes:
31 LEN -> LEN or TYPE
32 */
33
34/* state maintained between inflate() calls. Approximately 7K bytes. */
35struct inflate_state {
36 /* sliding window */
37 unsigned char FAR *window; /* allocated sliding window, if needed */
38 /* dynamic table building */
39 unsigned ncode; /* number of code length code lengths */
40 unsigned nlen; /* number of length code lengths */
41 unsigned ndist; /* number of distance code lengths */
42 unsigned have; /* number of code lengths in lens[] */
43 code FAR *next; /* next available space in codes[] */
44 unsigned short lens[320]; /* temporary storage for code lengths */
45 unsigned short work[288]; /* work area for code table building */
46 code codes[ENOUGH]; /* space for code tables */
47};
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