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See ChangeLog: Wed Jan 13 14:10:15 CET 1999 Werner Koch
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32 changed files with 2085 additions and 823 deletions
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@ -1,5 +1,5 @@
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/* inftrees.h -- header to use inftrees.c
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* Copyright (C) 1995-1996 Mark Adler
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* Copyright (C) 1995-1998 Mark Adler
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* For conditions of distribution and use, see copyright notice in zlib.h
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*/
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@ -19,23 +19,25 @@ struct inflate_huft_s {
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Byte Exop; /* number of extra bits or operation */
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Byte Bits; /* number of bits in this code or subcode */
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} what;
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Bytef *pad; /* pad structure to a power of 2 (4 bytes for */
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} word; /* 16-bit, 8 bytes for 32-bit machines) */
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union {
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uInt Base; /* literal, length base, or distance base */
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inflate_huft *Next; /* pointer to next level of table */
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} more;
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uInt pad; /* pad structure to a power of 2 (4 bytes for */
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} word; /* 16-bit, 8 bytes for 32-bit int's) */
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uInt base; /* literal, length base, distance base,
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or table offset */
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};
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#ifdef DEBUG
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extern uInt inflate_hufts;
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#endif
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/* Maximum size of dynamic tree. The maximum found in a long but non-
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exhaustive search was 1004 huft structures (850 for length/literals
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and 154 for distances, the latter actually the result of an
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exhaustive search). The actual maximum is not known, but the
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value below is more than safe. */
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#define MANY 1440
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extern int inflate_trees_bits OF((
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uIntf *, /* 19 code lengths */
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uIntf *, /* bits tree desired/actual depth */
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inflate_huft * FAR *, /* bits tree result */
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z_streamp )); /* for zalloc, zfree functions */
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inflate_huft *, /* space for trees */
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z_streamp)); /* for messages */
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extern int inflate_trees_dynamic OF((
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uInt, /* number of literal/length codes */
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@ -45,15 +47,12 @@ extern int inflate_trees_dynamic OF((
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uIntf *, /* distance desired/actual bit depth */
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inflate_huft * FAR *, /* literal/length tree result */
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inflate_huft * FAR *, /* distance tree result */
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z_streamp )); /* for zalloc, zfree functions */
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inflate_huft *, /* space for trees */
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z_streamp)); /* for messages */
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extern int inflate_trees_fixed OF((
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uIntf *, /* literal desired/actual bit depth */
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uIntf *, /* distance desired/actual bit depth */
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inflate_huft * FAR *, /* literal/length tree result */
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inflate_huft * FAR *)); /* distance tree result */
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extern int inflate_trees_free OF((
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inflate_huft *, /* tables to free */
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z_streamp )); /* for zfree function */
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inflate_huft * FAR *, /* distance tree result */
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z_streamp)); /* for memory allocation */
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