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-rw-r--r--libraries/irrlicht-1.8/source/Irrlicht/zlib/inflate.h244
1 files changed, 122 insertions, 122 deletions
diff --git a/libraries/irrlicht-1.8/source/Irrlicht/zlib/inflate.h b/libraries/irrlicht-1.8/source/Irrlicht/zlib/inflate.h
index a8ef428..95f4986 100644
--- a/libraries/irrlicht-1.8/source/Irrlicht/zlib/inflate.h
+++ b/libraries/irrlicht-1.8/source/Irrlicht/zlib/inflate.h
@@ -1,122 +1,122 @@
1/* inflate.h -- internal inflate state definition 1/* inflate.h -- internal inflate state definition
2 * Copyright (C) 1995-2009 Mark Adler 2 * Copyright (C) 1995-2009 Mark Adler
3 * For conditions of distribution and use, see copyright notice in zlib.h 3 * For conditions of distribution and use, see copyright notice in zlib.h
4 */ 4 */
5 5
6/* WARNING: this file should *not* be used by applications. It is 6/* WARNING: this file should *not* be used by applications. It is
7 part of the implementation of the compression library and is 7 part of the implementation of the compression library and is
8 subject to change. Applications should only use zlib.h. 8 subject to change. Applications should only use zlib.h.
9 */ 9 */
10 10
11/* define NO_GZIP when compiling if you want to disable gzip header and 11/* define NO_GZIP when compiling if you want to disable gzip header and
12 trailer decoding by inflate(). NO_GZIP would be used to avoid linking in 12 trailer decoding by inflate(). NO_GZIP would be used to avoid linking in
13 the crc code when it is not needed. For shared libraries, gzip decoding 13 the crc code when it is not needed. For shared libraries, gzip decoding
14 should be left enabled. */ 14 should be left enabled. */
15#ifndef NO_GZIP 15#ifndef NO_GZIP
16# define GUNZIP 16# define GUNZIP
17#endif 17#endif
18 18
19/* Possible inflate modes between inflate() calls */ 19/* Possible inflate modes between inflate() calls */
20typedef enum { 20typedef enum {
21 HEAD, /* i: waiting for magic header */ 21 HEAD, /* i: waiting for magic header */
22 FLAGS, /* i: waiting for method and flags (gzip) */ 22 FLAGS, /* i: waiting for method and flags (gzip) */
23 TIME, /* i: waiting for modification time (gzip) */ 23 TIME, /* i: waiting for modification time (gzip) */
24 OS, /* i: waiting for extra flags and operating system (gzip) */ 24 OS, /* i: waiting for extra flags and operating system (gzip) */
25 EXLEN, /* i: waiting for extra length (gzip) */ 25 EXLEN, /* i: waiting for extra length (gzip) */
26 EXTRA, /* i: waiting for extra bytes (gzip) */ 26 EXTRA, /* i: waiting for extra bytes (gzip) */
27 NAME, /* i: waiting for end of file name (gzip) */ 27 NAME, /* i: waiting for end of file name (gzip) */
28 COMMENT, /* i: waiting for end of comment (gzip) */ 28 COMMENT, /* i: waiting for end of comment (gzip) */
29 HCRC, /* i: waiting for header crc (gzip) */ 29 HCRC, /* i: waiting for header crc (gzip) */
30 DICTID, /* i: waiting for dictionary check value */ 30 DICTID, /* i: waiting for dictionary check value */
31 DICT, /* waiting for inflateSetDictionary() call */ 31 DICT, /* waiting for inflateSetDictionary() call */
32 TYPE, /* i: waiting for type bits, including last-flag bit */ 32 TYPE, /* i: waiting for type bits, including last-flag bit */
33 TYPEDO, /* i: same, but skip check to exit inflate on new block */ 33 TYPEDO, /* i: same, but skip check to exit inflate on new block */
34 STORED, /* i: waiting for stored size (length and complement) */ 34 STORED, /* i: waiting for stored size (length and complement) */
35 COPY_, /* i/o: same as COPY below, but only first time in */ 35 COPY_, /* i/o: same as COPY below, but only first time in */
36 COPY, /* i/o: waiting for input or output to copy stored block */ 36 COPY, /* i/o: waiting for input or output to copy stored block */
37 TABLE, /* i: waiting for dynamic block table lengths */ 37 TABLE, /* i: waiting for dynamic block table lengths */
38 LENLENS, /* i: waiting for code length code lengths */ 38 LENLENS, /* i: waiting for code length code lengths */
39 CODELENS, /* i: waiting for length/lit and distance code lengths */ 39 CODELENS, /* i: waiting for length/lit and distance code lengths */
40 LEN_, /* i: same as LEN below, but only first time in */ 40 LEN_, /* i: same as LEN below, but only first time in */
41 LEN, /* i: waiting for length/lit/eob code */ 41 LEN, /* i: waiting for length/lit/eob code */
42 LENEXT, /* i: waiting for length extra bits */ 42 LENEXT, /* i: waiting for length extra bits */
43 DIST, /* i: waiting for distance code */ 43 DIST, /* i: waiting for distance code */
44 DISTEXT, /* i: waiting for distance extra bits */ 44 DISTEXT, /* i: waiting for distance extra bits */
45 MATCH, /* o: waiting for output space to copy string */ 45 MATCH, /* o: waiting for output space to copy string */
46 LIT, /* o: waiting for output space to write literal */ 46 LIT, /* o: waiting for output space to write literal */
47 CHECK, /* i: waiting for 32-bit check value */ 47 CHECK, /* i: waiting for 32-bit check value */
48 LENGTH, /* i: waiting for 32-bit length (gzip) */ 48 LENGTH, /* i: waiting for 32-bit length (gzip) */
49 DONE, /* finished check, done -- remain here until reset */ 49 DONE, /* finished check, done -- remain here until reset */
50 BAD, /* got a data error -- remain here until reset */ 50 BAD, /* got a data error -- remain here until reset */
51 MEM, /* got an inflate() memory error -- remain here until reset */ 51 MEM, /* got an inflate() memory error -- remain here until reset */
52 SYNC /* looking for synchronization bytes to restart inflate() */ 52 SYNC /* looking for synchronization bytes to restart inflate() */
53} inflate_mode; 53} inflate_mode;
54 54
55/* 55/*
56 State transitions between above modes - 56 State transitions between above modes -
57 57
58 (most modes can go to BAD or MEM on error -- not shown for clarity) 58 (most modes can go to BAD or MEM on error -- not shown for clarity)
59 59
60 Process header: 60 Process header:
61 HEAD -> (gzip) or (zlib) or (raw) 61 HEAD -> (gzip) or (zlib) or (raw)
62 (gzip) -> FLAGS -> TIME -> OS -> EXLEN -> EXTRA -> NAME -> COMMENT -> 62 (gzip) -> FLAGS -> TIME -> OS -> EXLEN -> EXTRA -> NAME -> COMMENT ->
63 HCRC -> TYPE 63 HCRC -> TYPE
64 (zlib) -> DICTID or TYPE 64 (zlib) -> DICTID or TYPE
65 DICTID -> DICT -> TYPE 65 DICTID -> DICT -> TYPE
66 (raw) -> TYPEDO 66 (raw) -> TYPEDO
67 Read deflate blocks: 67 Read deflate blocks:
68 TYPE -> TYPEDO -> STORED or TABLE or LEN_ or CHECK 68 TYPE -> TYPEDO -> STORED or TABLE or LEN_ or CHECK
69 STORED -> COPY_ -> COPY -> TYPE 69 STORED -> COPY_ -> COPY -> TYPE
70 TABLE -> LENLENS -> CODELENS -> LEN_ 70 TABLE -> LENLENS -> CODELENS -> LEN_
71 LEN_ -> LEN 71 LEN_ -> LEN
72 Read deflate codes in fixed or dynamic block: 72 Read deflate codes in fixed or dynamic block:
73 LEN -> LENEXT or LIT or TYPE 73 LEN -> LENEXT or LIT or TYPE
74 LENEXT -> DIST -> DISTEXT -> MATCH -> LEN 74 LENEXT -> DIST -> DISTEXT -> MATCH -> LEN
75 LIT -> LEN 75 LIT -> LEN
76 Process trailer: 76 Process trailer:
77 CHECK -> LENGTH -> DONE 77 CHECK -> LENGTH -> DONE
78 */ 78 */
79 79
80/* state maintained between inflate() calls. Approximately 10K bytes. */ 80/* state maintained between inflate() calls. Approximately 10K bytes. */
81struct inflate_state { 81struct inflate_state {
82 inflate_mode mode; /* current inflate mode */ 82 inflate_mode mode; /* current inflate mode */
83 int last; /* true if processing last block */ 83 int last; /* true if processing last block */
84 int wrap; /* bit 0 true for zlib, bit 1 true for gzip */ 84 int wrap; /* bit 0 true for zlib, bit 1 true for gzip */
85 int havedict; /* true if dictionary provided */ 85 int havedict; /* true if dictionary provided */
86 int flags; /* gzip header method and flags (0 if zlib) */ 86 int flags; /* gzip header method and flags (0 if zlib) */
87 unsigned dmax; /* zlib header max distance (INFLATE_STRICT) */ 87 unsigned dmax; /* zlib header max distance (INFLATE_STRICT) */
88 unsigned long check; /* protected copy of check value */ 88 unsigned long check; /* protected copy of check value */
89 unsigned long total; /* protected copy of output count */ 89 unsigned long total; /* protected copy of output count */
90 gz_headerp head; /* where to save gzip header information */ 90 gz_headerp head; /* where to save gzip header information */
91 /* sliding window */ 91 /* sliding window */
92 unsigned wbits; /* log base 2 of requested window size */ 92 unsigned wbits; /* log base 2 of requested window size */
93 unsigned wsize; /* window size or zero if not using window */ 93 unsigned wsize; /* window size or zero if not using window */
94 unsigned whave; /* valid bytes in the window */ 94 unsigned whave; /* valid bytes in the window */
95 unsigned wnext; /* window write index */ 95 unsigned wnext; /* window write index */
96 unsigned char FAR *window; /* allocated sliding window, if needed */ 96 unsigned char FAR *window; /* allocated sliding window, if needed */
97 /* bit accumulator */ 97 /* bit accumulator */
98 unsigned long hold; /* input bit accumulator */ 98 unsigned long hold; /* input bit accumulator */
99 unsigned bits; /* number of bits in "in" */ 99 unsigned bits; /* number of bits in "in" */
100 /* for string and stored block copying */ 100 /* for string and stored block copying */
101 unsigned length; /* literal or length of data to copy */ 101 unsigned length; /* literal or length of data to copy */
102 unsigned offset; /* distance back to copy string from */ 102 unsigned offset; /* distance back to copy string from */
103 /* for table and code decoding */ 103 /* for table and code decoding */
104 unsigned extra; /* extra bits needed */ 104 unsigned extra; /* extra bits needed */
105 /* fixed and dynamic code tables */ 105 /* fixed and dynamic code tables */
106 code const FAR *lencode; /* starting table for length/literal codes */ 106 code const FAR *lencode; /* starting table for length/literal codes */
107 code const FAR *distcode; /* starting table for distance codes */ 107 code const FAR *distcode; /* starting table for distance codes */
108 unsigned lenbits; /* index bits for lencode */ 108 unsigned lenbits; /* index bits for lencode */
109 unsigned distbits; /* index bits for distcode */ 109 unsigned distbits; /* index bits for distcode */
110 /* dynamic table building */ 110 /* dynamic table building */
111 unsigned ncode; /* number of code length code lengths */ 111 unsigned ncode; /* number of code length code lengths */
112 unsigned nlen; /* number of length code lengths */ 112 unsigned nlen; /* number of length code lengths */
113 unsigned ndist; /* number of distance code lengths */ 113 unsigned ndist; /* number of distance code lengths */
114 unsigned have; /* number of code lengths in lens[] */ 114 unsigned have; /* number of code lengths in lens[] */
115 code FAR *next; /* next available space in codes[] */ 115 code FAR *next; /* next available space in codes[] */
116 unsigned short lens[320]; /* temporary storage for code lengths */ 116 unsigned short lens[320]; /* temporary storage for code lengths */
117 unsigned short work[288]; /* work area for code table building */ 117 unsigned short work[288]; /* work area for code table building */
118 code codes[ENOUGH]; /* space for code tables */ 118 code codes[ENOUGH]; /* space for code tables */
119 int sane; /* if false, allow invalid distance too far */ 119 int sane; /* if false, allow invalid distance too far */
120 int back; /* bits back of last unprocessed length/lit */ 120 int back; /* bits back of last unprocessed length/lit */
121 unsigned was; /* initial length of match */ 121 unsigned was; /* initial length of match */
122}; 122};
generated by cgit v1.1 at 2024-07-12 09:21:05 +0000