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big ass size savings in zlib mode :)

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@1232 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
justin1014 2002-09-30 17:39:10 +00:00
parent 1947c3354a
commit a85e37e932
10 changed files with 118 additions and 199 deletions
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87
Source/zlib/ZLIB.H
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@ -43,13 +43,87 @@
#define _ZLIB_H
#include "zconf.h"
#include "zutil.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifdef EXEHEAD
typedef enum {
TYPE, /* get type bits (3, including end bit) */
LENS, /* get lengths for stored */
STORED, /* processing stored block */
TABLE, /* get table lengths */
BTREE, /* get bit lengths tree for a dynamic block */
DTREE, /* get length, distance trees for a dynamic block */
CODES, /* processing fixed or dynamic block */
DRY, /* output remaining window bytes */
DONE, /* finished last block, done */
BAD} /* got a data error--stuck here */
inflate_block_mode;
typedef struct inflate_huft_s FAR inflate_huft;
struct inflate_huft_s {
union {
struct {
Byte Exop; /* number of extra bits or operation */
Byte Bits; /* number of bits in this code or subcode */
} what;
} word;
unsigned short base; /* literal, length base, distance base,
or table offset */
};
#define MANY 1440
struct inflate_codes_state;
typedef struct inflate_codes_state inflate_codes_statef;
struct inflate_blocks_state {
/* mode */
inflate_block_mode mode; /* current inflate_block mode */
/* mode dependent information */
union {
uInt left; /* if STORED, bytes left to copy */
struct {
uInt table; /* table lengths (14 bits) */
uInt index; /* index into blens (or border) */
uIntf *blens; /* bit lengths of codes */
uInt bb; /* bit length tree depth */
inflate_huft *tb; /* bit length decoding tree */
} trees; /* if DTREE, decoding info for trees */
struct {
inflate_codes_statef
*codes;
} decode; /* if CODES, current state */
} sub; /* submode */
uInt last; /* true if this block is the last block */
/* mode independent information */
uInt bitk; /* bits in bit buffer */
uLong bitb; /* bit buffer */
inflate_huft hufts[MANY]; /* single malloc for tree space */
Bytef window[1 << MAX_WBITS]; /* sliding window */
Bytef *end; /* one byte after sliding window */
Bytef *read; /* window read pointer */
Bytef *write; /* window write pointer */
uLong check; /* check on output */
};
#else
struct internal_state;
#endif
typedef struct z_stream_s {
Bytef *next_in; /* next input byte */
@ -65,7 +139,12 @@ typedef struct z_stream_s {
#endif
// char *msg; /* last error message, NULL if no error */
struct internal_state FAR *state; /* not visible by applications */
//struct internal_state FAR *state; /* not visible by applications */
#ifdef EXEHEAD
struct inflate_blocks_state blocks; /* current inflate_blocks state */
#else
struct internal_state *state;
#endif
} z_stream;
@ -130,8 +209,9 @@ ZEXTERN int ZEXPORT deflateInit2 OF((z_streamp strm,
ZEXTERN int ZEXPORT deflateReset OF((z_streamp strm));
int ZEXPORT inflateReset(z_streamp z);
void ZEXPORT inflateReset OF((
z_streamp));
/* various hacks, don't look :) */
@ -146,8 +226,7 @@ ZEXTERN int ZEXPORT deflateInit2_ OF((z_streamp strm, int level, int method,
int windowBits, int memLevel,
int strategy, const char *version,
int stream_size));
ZEXTERN int ZEXPORT inflateInit2_ OF((z_streamp strm, int windowBits,
const char *version, int stream_size));
#define deflateInit(strm, level) \
deflateInit_((strm), (level), "", sizeof(z_stream))