lib/zlib/inflate.h

4  * For conditions of distribution and use, see copyright notice in zlib.h
14    the crc code when it is not needed.  For shared libraries, gzip decoding
22     HEAD = 16180,   /* i: waiting for magic header */
23     FLAGS,      /* i: waiting for method and flags (gzip) */
24     TIME,       /* i: waiting for modification time (gzip) */
25     OS,         /* i: waiting for extra flags and operating system (gzip) */
26     EXLEN,      /* i: waiting for extra length (gzip) */
27     EXTRA,      /* i: waiting for extra bytes (gzip) */
28     NAME,       /* i: waiting for end of file name (gzip) */
29     COMMENT,    /* i: waiting for end of comment (gzip) */
30     HCRC,       /* i: waiting for header crc (gzip) */
31     DICTID,     /* i: waiting for dictionary check value */
32     DICT,       /* waiting for inflateSetDictionary() call */
33         TYPE,       /* i: waiting for type bits, including last-flag bit */
35         STORED,     /* i: waiting for stored size (length and complement) */
37         COPY,       /* i/o: waiting for input or output to copy stored block */
38         TABLE,      /* i: waiting for dynamic block table lengths */
39         LENLENS,    /* i: waiting for code length code lengths */
40         CODELENS,   /* i: waiting for length/lit and distance code lengths */
42             LEN,        /* i: waiting for length/lit/eob code */
43             LENEXT,     /* i: waiting for length extra bits */
44             DIST,       /* i: waiting for distance code */
45             DISTEXT,    /* i: waiting for distance extra bits */
46             MATCH,      /* o: waiting for output space to copy string */
47             LIT,        /* o: waiting for output space to write literal */
48     CHECK,      /* i: waiting for 32-bit check value */
49     LENGTH,     /* i: waiting for 32-bit length (gzip) */
53     SYNC        /* looking for synchronization bytes to restart inflate() */
59     (most modes can go to BAD or MEM on error -- not shown for clarity)
87     int wrap;                   /* bit 0 true for zlib, bit 1 true for gzip,
105         /* for string and stored block copying */
108         /* for table and code decoding */
111     code const FAR *lencode;    /* starting table for length/literal codes */
112     code const FAR *distcode;   /* starting table for distance codes */
113     unsigned lenbits;           /* index bits for lencode */
114     unsigned distbits;          /* index bits for distcode */
121     unsigned short lens[320];   /* temporary storage for code lengths */
122     unsigned short work[288];   /* work area for code table building */
123     code codes[ENOUGH];         /* space for code tables */