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Macros | Functions
infback.c File Reference
#include "zutil.h"
#include "inftrees.h"
#include "inflate.h"
#include "inffast.h"
#include "inffixed.h"
+ Include dependency graph for infback.c:

Go to the source code of this file.

Macros

#define LOAD()
 
#define RESTORE()
 
#define INITBITS()
 
#define PULL()
 
#define PULLBYTE()
 
#define NEEDBITS(n)
 
#define BITS(n)   ((unsigned)hold & ((1U << (n)) - 1))
 
#define DROPBITS(n)
 
#define BYTEBITS()
 
#define ROOM()
 

Functions

local void fixedtables OF ((struct inflate_state FAR *state))
 
int ZEXPORT inflateBackInit_ (z_streamp strm, int windowBits, unsigned char FAR *window, const char *version, int stream_size)
 
local void fixedtables (struct inflate_state FAR *state)
 
int ZEXPORT inflateBack (z_streamp strm, in_func in, void FAR *in_desc, out_func out, void FAR *out_desc)
 
int ZEXPORT inflateBackEnd (z_streamp strm)
 

Macro Definition Documentation

#define BITS (   n)    ((unsigned)hold & ((1U << (n)) - 1))

Definition at line 190 of file infback.c.

View newest version in sPHENIX GitHub at line 190 of file infback.c

Referenced by inflateBack().

#define BYTEBITS ( )
Value:
do { \
hold >>= bits & 7; \
bits -= bits & 7; \
} while (0)

Definition at line 201 of file infback.c.

View newest version in sPHENIX GitHub at line 201 of file infback.c

Referenced by inflateBack().

#define DROPBITS (   n)
Value:
do { \
hold >>= (n); \
bits -= (unsigned)(n); \
} while (0)

Definition at line 194 of file infback.c.

View newest version in sPHENIX GitHub at line 194 of file infback.c

Referenced by inflateBack().

#define INITBITS ( )
Value:
do { \
hold = 0; \
bits = 0; \
} while (0)

Definition at line 150 of file infback.c.

View newest version in sPHENIX GitHub at line 150 of file infback.c

Referenced by inflateBack().

#define LOAD ( )
Value:
do { \
put = strm->next_out; \
left = strm->avail_out; \
next = strm->next_in; \
have = strm->avail_in; \
hold = state->hold; \
bits = state->bits; \
} while (0)

Definition at line 128 of file infback.c.

View newest version in sPHENIX GitHub at line 128 of file infback.c

Referenced by inflateBack().

#define NEEDBITS (   n)
Value:
do { \
while (bits < (unsigned)(n)) \
PULLBYTE(); \
} while (0)

Definition at line 183 of file infback.c.

View newest version in sPHENIX GitHub at line 183 of file infback.c

Referenced by inflateBack().

#define PULL ( )
Value:
do { \
if (have == 0) { \
have = in(in_desc, &next); \
if (have == 0) { \
next = Z_NULL; \
ret = Z_BUF_ERROR; \
goto inf_leave; \
} \
} \
} while (0)

Definition at line 158 of file infback.c.

View newest version in sPHENIX GitHub at line 158 of file infback.c

Referenced by inflateBack().

#define PULLBYTE ( )
Value:
do { \
PULL(); \
have--; \
hold += (unsigned long)(*next++) << bits; \
bits += 8; \
} while (0)

Definition at line 172 of file infback.c.

View newest version in sPHENIX GitHub at line 172 of file infback.c

Referenced by inflateBack().

#define RESTORE ( )
Value:
do { \
strm->next_out = put; \
strm->avail_out = left; \
strm->next_in = next; \
strm->avail_in = have; \
state->hold = hold; \
state->bits = bits; \
} while (0)

Definition at line 139 of file infback.c.

View newest version in sPHENIX GitHub at line 139 of file infback.c

Referenced by inflateBack().

#define ROOM ( )
Value:
do { \
if (left == 0) { \
put = state->window; \
left = state->wsize; \
state->whave = left; \
if (out(out_desc, put, left)) { \
ret = Z_BUF_ERROR; \
goto inf_leave; \
} \
} \
} while (0)

Definition at line 210 of file infback.c.

View newest version in sPHENIX GitHub at line 210 of file infback.c

Referenced by inflateBack().

Function Documentation

local void fixedtables ( struct inflate_state FAR *  state)

Definition at line 82 of file infback.c.

View newest version in sPHENIX GitHub at line 82 of file infback.c

References distfix, DISTS, inflate_table(), lenfix, and LENS.

Referenced by inflate(), and inflateBack().

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int ZEXPORT inflateBack ( z_streamp  strm,
in_func  in,
void FAR *  in_desc,
out_func  out,
void FAR *  out_desc 
)

Definition at line 250 of file infback.c.

View newest version in sPHENIX GitHub at line 250 of file infback.c

References BAD, code::bits, inflate_state::bits, BITS, BYTEBITS, CODES, inflate_state::codes, field_utils::copy(), inflate_state::distbits, inflate_state::distcode, DISTS, DONE, DROPBITS, inflate_state::extra, fixedtables(), for(), inflate_state::have, inflate_state::hold, if(), inflate_fast(), inflate_table(), INITBITS, inflate_state::last, left, LEN, inflate_state::lenbits, inflate_state::lencode, inflate_state::length, LENS, inflate_state::lens, LOAD, inflate_state::mode, inflate_state::ncode, inflate_state::ndist, NEEDBITS, inflate_state::next, inflate_state::nlen, inflate_state::offset, code::op, PULL, PULLBYTE, RESTORE, ROOM, STORED, TABLE, Tracev, Tracevv, TYPE, code::val, inflate_state::whave, inflate_state::window, inflate_state::work, inflate_state::wsize, Z_BUF_ERROR, Z_DATA_ERROR, Z_NULL, Z_STREAM_END, Z_STREAM_ERROR, and zmemcpy().

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int ZEXPORT inflateBackEnd ( z_streamp  strm)

Definition at line 631 of file infback.c.

View newest version in sPHENIX GitHub at line 631 of file infback.c

References Tracev, Z_NULL, Z_OK, Z_STREAM_ERROR, and ZFREE.

int ZEXPORT inflateBackInit_ ( z_streamp  strm,
int  windowBits,
unsigned char FAR *  window,
const char *  version,
int  stream_size 
)

Definition at line 28 of file infback.c.

View newest version in sPHENIX GitHub at line 28 of file infback.c

References inflate_state::dmax, Tracev, inflate_state::wbits, inflate_state::whave, inflate_state::window, internal_state::window, inflate_state::wnext, inflate_state::wsize, Z_MEM_ERROR, Z_NULL, Z_OK, Z_STREAM_ERROR, Z_VERSION_ERROR, ZALLOC, zcalloc(), zcfree(), and ZLIB_VERSION.

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local void fixedtables OF ( (struct inflate_state FAR *state)  )