@ -1,7 +1,7 @@
/* zlib.h -- interface of the 'zlib' general purpose compression library
version 1.2 .11 , January 15 th , 2017
version 1.2 .12 , March 11 th , 2022
Copyright ( C ) 1995 - 2017 Jean - loup Gailly and Mark Adler
Copyright ( C ) 1995 - 2022 Jean - loup Gailly and Mark Adler
This software is provided ' as - is ' , without any express or implied
warranty . In no event will the authors be held liable for any damages
@ -37,11 +37,11 @@
extern " C " {
# endif
# define ZLIB_VERSION "1.2.11 "
# define ZLIB_VERNUM 0x12b 0
# define ZLIB_VERSION "1.2.12 "
# define ZLIB_VERNUM 0x12c 0
# define ZLIB_VER_MAJOR 1
# define ZLIB_VER_MINOR 2
# define ZLIB_VER_REVISION 11
# define ZLIB_VER_REVISION 12
# define ZLIB_VER_SUBREVISION 0
/*
@ -543,8 +543,7 @@ ZEXTERN int ZEXPORT deflateInit2 OF((z_streamp strm,
int strategy ) ) ;
This is another version of deflateInit with more compression options . The
fields next_in , zalloc , zfree and opaque must be initialized before by the
caller .
fields zalloc , zfree and opaque must be initialized before by the caller .
The method parameter is the compression method . It must be Z_DEFLATED in
this version of the library .
@ -712,11 +711,12 @@ ZEXTERN int ZEXPORT deflateParams OF((z_streamp strm,
used to switch between compression and straight copy of the input data , or
to switch to a different kind of input data requiring a different strategy .
If the compression approach ( which is a function of the level ) or the
strategy is changed , and if any input has been consumed in a previous
deflate ( ) call , then the input available so far is compressed with the old
level and strategy using deflate ( strm , Z_BLOCK ) . There are three approaches
for the compression levels 0 , 1. .3 , and 4. .9 respectively . The new level
and strategy will take effect at the next call of deflate ( ) .
strategy is changed , and if there have been any deflate ( ) calls since the
state was initialized or reset , then the input available so far is
compressed with the old level and strategy using deflate ( strm , Z_BLOCK ) .
There are three approaches for the compression levels 0 , 1. .3 , and 4. .9
respectively . The new level and strategy will take effect at the next call
of deflate ( ) .
If a deflate ( strm , Z_BLOCK ) is performed by deflateParams ( ) , and it does
not have enough output space to complete , then the parameter change will not
@ -865,9 +865,11 @@ ZEXTERN int ZEXPORT inflateInit2 OF((z_streamp strm,
detection , or add 16 to decode only the gzip format ( the zlib format will
return a Z_DATA_ERROR ) . If a gzip stream is being decoded , strm - > adler is a
CRC - 32 instead of an Adler - 32. Unlike the gunzip utility and gzread ( ) ( see
below ) , inflate ( ) will not automatically decode concatenated gzip streams .
inflate ( ) will return Z_STREAM_END at the end of the gzip stream . The state
would need to be reset to continue decoding a subsequent gzip stream .
below ) , inflate ( ) will * not * automatically decode concatenated gzip members .
inflate ( ) will return Z_STREAM_END at the end of the gzip member . The state
would need to be reset to continue decoding a subsequent gzip member . This
* must * be done if there is more data after a gzip member , in order for the
decompression to be compliant with the gzip standard ( RFC 1952 ) .
inflateInit2 returns Z_OK if success , Z_MEM_ERROR if there was not enough
memory , Z_VERSION_ERROR if the zlib library version is incompatible with the
@ -1302,14 +1304,14 @@ typedef struct gzFile_s *gzFile; /* semi-opaque gzip file descriptor */
/*
ZEXTERN gzFile ZEXPORT gzopen OF ( ( const char * path , const char * mode ) ) ;
Opens a gzip ( . gz ) file for reading or writing . The mode parameter is as
in fopen ( " rb " or " wb " ) but can also include a compression level ( " wb9 " ) or
a strategy : ' f ' for filtered data as in " wb6f " , ' h ' for Huffman - only
compression as in " wb1h " , ' R ' for run - length encoding as in " wb1R " , or ' F '
for fixed code compression as in " wb9F " . ( See the description of
deflateInit2 for more information about the strategy parameter . ) ' T ' will
request transparent writing or appending with no compression and not using
the gzip format .
Open the gzip ( . gz ) file at path for reading and decompressing , or
compressing and writing . The mode parameter is as in fopen ( " rb " or " wb " )
but can also include a compression level ( " wb9 " ) or a strategy : ' f ' for
filtered data as in " wb6f " , ' h ' for Huffman - only compression as in " wb1h " ,
' R ' for run - length encoding as in " wb1R " , or ' F ' for fixed code compression
as in " wb9F " . ( See the description of deflateInit2 for more information
about the strategy parameter . ) ' T ' will request transparent writing or
appending with no compression and not using the gzip format .
" a " can be used instead of " w " to request that the gzip stream that will
be written be appended to the file . " + " will result in an error , since
@ -1339,9 +1341,9 @@ ZEXTERN gzFile ZEXPORT gzopen OF((const char *path, const char *mode));
ZEXTERN gzFile ZEXPORT gzdopen OF ( ( int fd , const char * mode ) ) ;
/*
gzdopen associates a gzFile with the file descriptor fd . File descriptors
are obtained from calls like open , dup , creat , pipe or fileno ( if the file
has been previously opened with fopen ) . The mode parameter is as in gzopen .
Associate a gzFile with the file descriptor fd . File descriptors are
obtained from calls like open , dup , creat , pipe or fileno ( if the file has
been previously opened with fopen ) . The mode parameter is as in gzopen .
The next call of gzclose on the returned gzFile will also close the file
descriptor fd , just like fclose ( fdopen ( fd , mode ) ) closes the file descriptor
@ -1362,13 +1364,13 @@ ZEXTERN gzFile ZEXPORT gzdopen OF((int fd, const char *mode));
ZEXTERN int ZEXPORT gzbuffer OF ( ( gzFile file , unsigned size ) ) ;
/*
Set the internal buffer size used by this library ' s functions . The
default buffer size is 8192 bytes . This function must be called after
gzopen ( ) or gzdopen ( ) , and before any other calls that read or write th e
file . The buffer memory allocation is always deferred to the first read or
write . Three times that size in buffer space is allocated . A larger buff er
size of , for example , 64 K or 128 K bytes will noticeably increase the speed
of decompression ( reading ) .
Set the internal buffer size used by this library ' s functions for file to
size . The default buffer size is 8192 bytes . This function must be called
after gzopen ( ) or gzdopen ( ) , and before any other calls that read or write
the file . The buffer memory allocation is always deferred to the first read
or write . Three times that size in buffer space is allocated . A larger
buffer size of , for example , 64 K or 128 K bytes will noticeably increase the
speed of decompression ( reading ) .
The new buffer size also affects the maximum length for gzprintf ( ) .
@ -1378,9 +1380,9 @@ ZEXTERN int ZEXPORT gzbuffer OF((gzFile file, unsigned size));
ZEXTERN int ZEXPORT gzsetparams OF ( ( gzFile file , int level , int strategy ) ) ;
/*
Dynamically update the compression level or strategy . See the description
of deflateInit2 for the meaning of these parameters . Previously provided
data is flushed before the parameter change .
Dynamically update the compression level and strategy for file . See the
description of deflateInit2 for the meaning of these parameters . Previously
provided data is flushed before applying the parameter changes .
gzsetparams returns Z_OK if success , Z_STREAM_ERROR if the file was not
opened for writing , Z_ERRNO if there is an error writing the flushed data ,
@ -1389,7 +1391,7 @@ ZEXTERN int ZEXPORT gzsetparams OF((gzFile file, int level, int strategy));
ZEXTERN int ZEXPORT gzread OF ( ( gzFile file , voidp buf , unsigned len ) ) ;
/*
Reads the given number of uncompressed bytes from the compressed file . If
Read and decompress up to len uncompressed bytes from file into buf . If
the input file is not in gzip format , gzread copies the given number of
bytes into the buffer directly from the file .
@ -1420,11 +1422,11 @@ ZEXTERN int ZEXPORT gzread OF((gzFile file, voidp buf, unsigned len));
ZEXTERN z_size_t ZEXPORT gzfread OF ( ( voidp buf , z_size_t size , z_size_t nitems ,
gzFile file ) ) ;
/*
Read up to nitems items of size size from file to buf , otherwise operating
as gzread ( ) does . This duplicates the interface of stdio ' s fread ( ) , with
size_t request and return types . If the library defines size_t , then
z_size_t is identical to size_t . If not , then z_size_t is an unsigned
integer type that can contain a pointer .
Read and decompress up to nitems items of size size from file in tobuf ,
otherwise operating as gzread ( ) does . This duplicates the interface of
stdio ' s fread ( ) , with s ize_t request and return types . If the library
defines size_t , then z_size_t is identical to size_t . If not , then z_size_t
is an unsigned i nteger type that can contain a pointer .
gzfread ( ) returns the number of full items read of size size , or zero if
the end of the file was reached and a full item could not be read , or if
@ -1443,18 +1445,16 @@ ZEXTERN z_size_t ZEXPORT gzfread OF((voidp buf, z_size_t size, z_size_t nitems,
file , reseting and retrying on end - of - file , when size is not 1.
*/
ZEXTERN int ZEXPORT gzwrite OF ( ( gzFile file ,
voidpc buf , unsigned len ) ) ;
ZEXTERN int ZEXPORT gzwrite OF ( ( gzFile file , voidpc buf , unsigned len ) ) ;
/*
Writes the given number of uncompressed bytes into the compressed file .
gzwrite returns the number of uncompressed bytes written or 0 in case of
error .
Compress and write the len uncompressed bytes at buf to file . gzwrite
returns the number of uncompressed bytes written or 0 in case of error .
*/
ZEXTERN z_size_t ZEXPORT gzfwrite OF ( ( voidpc buf , z_size_t size ,
z_size_t nitems , gzFile file ) ) ;
/*
gzfwrite ( ) writes nitems items of size size from buf to file , duplicating
Compress and write nitems items of size size from buf to file , duplicating
the interface of stdio ' s fwrite ( ) , with size_t request and return types . If
the library defines size_t , then z_size_t is identical to size_t . If not ,
then z_size_t is an unsigned integer type that can contain a pointer .
@ -1467,22 +1467,22 @@ ZEXTERN z_size_t ZEXPORT gzfwrite OF((voidpc buf, z_size_t size,
ZEXTERN int ZEXPORTVA gzprintf Z_ARG ( ( gzFile file , const char * format , . . . ) ) ;
/*
Converts , formats , and writes the arguments to the compressed file under
control of the format string , as in fprintf . gzprintf returns the number of
Convert , format , compres s, and write the arguments ( . . . ) to file under
control of the string format , as in fprintf . gzprintf returns the number of
uncompressed bytes actually written , or a negative zlib error code in case
of error . The number of uncompressed bytes written is limited to 8191 , or
one less than the buffer size given to gzbuffer ( ) . The caller should assure
that this limit is not exceeded . If it is exceeded , then gzprintf ( ) will
return an error ( 0 ) with nothing written . In this case , there may also be a
buffer overflow with unpredictable consequences , which is possible only if
zlib was compiled with the insecure functions sprintf ( ) or vsprintf ( )
zlib was compiled with the insecure functions sprintf ( ) or vsprintf ( ) ,
because the secure snprintf ( ) or vsnprintf ( ) functions were not available .
This can be determined using zlibCompileFlags ( ) .
*/
ZEXTERN int ZEXPORT gzputs OF ( ( gzFile file , const char * s ) ) ;
/*
Writes the given null - terminated string to the compressed file , excluding
Compress and write the given null - terminated string s to file , excluding
the terminating null character .
gzputs returns the number of characters written , or - 1 in case of error .
@ -1490,11 +1490,12 @@ ZEXTERN int ZEXPORT gzputs OF((gzFile file, const char *s));
ZEXTERN char * ZEXPORT gzgets OF ( ( gzFile file , char * buf , int len ) ) ;
/*
Reads bytes from the compressed file until len - 1 characters are read , or a
newline character is read and transferred to buf , or an end - of - file
condition is encountered . If any characters are read or if len = = 1 , the
string is terminated with a null character . If no characters are read due
to an end - of - file or len < 1 , then the buffer is left untouched .
Read and decompress bytes from file into buf , until len - 1 characters are
read , or until a newline character is read and transferred to buf , or an
end - of - file condition is encountered . If any characters are read or if len
is one , the string is terminated with a null character . If no characters
are read due to an end - of - file or len is less than one , then the buffer is
left untouched .
gzgets returns buf which is a null - terminated string , or it returns NULL
for end - of - file or in case of error . If there was an error , the contents at
@ -1503,13 +1504,13 @@ ZEXTERN char * ZEXPORT gzgets OF((gzFile file, char *buf, int len));
ZEXTERN int ZEXPORT gzputc OF ( ( gzFile file , int c ) ) ;
/*
Writes c , converted to an unsigned char , into the compressed file . gzputc
Compress and write c , converted to an unsigned char , into file . gzputc
returns the value that was written , or - 1 in case of error .
*/
ZEXTERN int ZEXPORT gzgetc OF ( ( gzFile file ) ) ;
/*
Reads one byte from the compressed file . gzgetc returns this byte or - 1
Read and decompres s one byte from file . gzgetc returns this byte or - 1
in case of end of file or error . This is implemented as a macro for speed .
As such , it does not do all of the checking the other functions do . I . e .
it does not check to see if file is NULL , nor whether the structure file
@ -1518,8 +1519,8 @@ ZEXTERN int ZEXPORT gzgetc OF((gzFile file));
ZEXTERN int ZEXPORT gzungetc OF ( ( int c , gzFile file ) ) ;
/*
Push one character back onto the stream to be read as the first character
on the next read . At least one character of push - back is allowed .
Push c back onto the stream for file to be read as the first character on
the next read . At least one character of push - back is alway s allowed .
gzungetc ( ) returns the character pushed , or - 1 on failure . gzungetc ( ) will
fail if c is - 1 , and may fail if a character has been pushed but not read
yet . If gzungetc is used immediately after gzopen or gzdopen , at least the
@ -1530,9 +1531,9 @@ ZEXTERN int ZEXPORT gzungetc OF((int c, gzFile file));
ZEXTERN int ZEXPORT gzflush OF ( ( gzFile file , int flush ) ) ;
/*
Flushes all pending output into the compressed file . The parameter flush
is as in the deflate ( ) function . The return value is the zlib error number
( see function gzerror below ) . gzflush is only permitted when writing .
Flush all pending output to file . The parameter flush is as in the
deflate ( ) function . The return value is the zlib error number ( see function
gzerror below ) . gzflush is only permitted when writing .
If the flush parameter is Z_FINISH , the remaining data is written and the
gzip stream is completed in the output . If gzwrite ( ) is called again , a new
@ -1547,8 +1548,8 @@ ZEXTERN int ZEXPORT gzflush OF((gzFile file, int flush));
ZEXTERN z_off_t ZEXPORT gzseek OF ( ( gzFile file ,
z_off_t offset , int whence ) ) ;
Sets the starting position for the next gzread or gzwrite on the given
compressed file . The offset represents a number of bytes in the
Set the starting position to offset relative to whence for the next gzread
or gzwrite on file . The offset represents a number of bytes in the
uncompressed data stream . The whence parameter is defined as in lseek ( 2 ) ;
the value SEEK_END is not supported .
@ -1565,18 +1566,18 @@ ZEXTERN z_off_t ZEXPORT gzseek OF((gzFile file,
ZEXTERN int ZEXPORT gzrewind OF ( ( gzFile file ) ) ;
/*
Rewinds the given file . This function is supported only for reading .
Rewind file . This function is supported only for reading .
gzrewind ( file ) is equivalent to ( int ) gzseek ( file , 0L , SEEK_SET )
gzrewind ( file ) is equivalent to ( int ) gzseek ( file , 0L , SEEK_SET ) .
*/
/*
ZEXTERN z_off_t ZEXPORT gztell OF ( ( gzFile file ) ) ;
Returns the starting position for the next gzread or gzwrite on the given
compressed file . This position represents a number of bytes in the
uncompressed data stream , and is zero when starting , even if appending or
reading a gzip stream from the middle of a file using gzdopen ( ) .
Return the starting position for the next gzread or gzwrite on file .
This position represents a number of bytes in the uncompressed data stream ,
and is zero when starting , even if appending or reading a gzip stream from
the middle of a file using gzdopen ( ) .
gztell ( file ) is equivalent to gzseek ( file , 0L , SEEK_CUR )
*/
@ -1584,22 +1585,22 @@ ZEXTERN z_off_t ZEXPORT gztell OF((gzFile file));
/*
ZEXTERN z_off_t ZEXPORT gzoffset OF ( ( gzFile file ) ) ;
Returns the current offset in the file being read or written . This offset
includes the count of bytes that precede the gzip stream , for example when
appending or when using gzdopen ( ) for reading . When reading , the offset
does not include as yet unused buffered input . This information can be used
for a progress indicator . On error , gzoffset ( ) returns - 1.
Return the current compressed ( actual ) read or write offset of file . This
offset includes the count of bytes that precede the gzip stream , for example
when appending or when using gzdopen ( ) for reading . When reading , the
offset does not include as yet unused buffered input . This information can
be used for a progress indicator . On error , gzoffset ( ) returns - 1.
*/
ZEXTERN int ZEXPORT gzeof OF ( ( gzFile file ) ) ;
/*
Returns true ( 1 ) if the end - of - file indicator has been set while reading ,
false ( 0 ) otherwise . Note that the end - of - file indicator is set only if the
read tried to go past the end of the input , but came up short . Therefore ,
just like feof ( ) , gzeof ( ) may return false even if there is no more data t o
read , in the event that the last read request was for the exact number of
bytes remaining in the input file . This will happen if the input file size
is an exact multiple of the buffer size .
Return true ( 1 ) if the end - of - file indicator for file has been set while
reading , false ( 0 ) otherwise . Note that the end - of - file indicator is set
only if the read tried to go past the end of the input , but came up short .
Therefore , just like feof ( ) , gzeof ( ) may return false even if there is no
more data to read , in the event that the last read request was for the exact
number of bytes remaining in the input file . This will happen if the input
file size is an exact multiple of the buffer size .
If gzeof ( ) returns true , then the read functions will return no more data ,
unless the end - of - file indicator is reset by gzclearerr ( ) and the input file
@ -1608,7 +1609,7 @@ ZEXTERN int ZEXPORT gzeof OF((gzFile file));
ZEXTERN int ZEXPORT gzdirect OF ( ( gzFile file ) ) ;
/*
Returns true ( 1 ) if file is being copied directly while reading , or false
Return true ( 1 ) if file is being copied directly while reading , or false
( 0 ) if file is a gzip stream being decompressed .
If the input file is empty , gzdirect ( ) will return true , since the input
@ -1629,8 +1630,8 @@ ZEXTERN int ZEXPORT gzdirect OF((gzFile file));
ZEXTERN int ZEXPORT gzclose OF ( ( gzFile file ) ) ;
/*
Flushes all pending output if necessary , closes the compressed file and
deallocates the ( de ) compression state . Note that once file is closed , you
Flush all pending output for file , if necessary , close file and
deallocate the ( de ) compression state . Note that once file is closed , you
cannot call gzerror with file , since its structures have been deallocated .
gzclose must not be called more than once on the same file , just as free
must not be called more than once on the same allocation .
@ -1654,10 +1655,10 @@ ZEXTERN int ZEXPORT gzclose_w OF((gzFile file));
ZEXTERN const char * ZEXPORT gzerror OF ( ( gzFile file , int * errnum ) ) ;
/*
Returns the error message for the last error which occurred on the given
compressed file . errnum is set to zlib error number . If an error occurred
in the file system and not in the compression library , errnum is set to
Z_ERRNO and the application may consult errno to get the exact error code .
Return the error message for the last error which occurred on file .
errnum is set to zlib error number . If an error occurred in the file system
and not in the compression library , errnum is set to Z_ERRNO and the
application may consult errno to get the exact error code .
The application must not modify the returned string . Future calls to
this function may invalidate the previously returned string . If file is
@ -1670,7 +1671,7 @@ ZEXTERN const char * ZEXPORT gzerror OF((gzFile file, int *errnum));
ZEXTERN void ZEXPORT gzclearerr OF ( ( gzFile file ) ) ;
/*
Clears the error and end - of - file flags for file . This is analogous to the
Clear the error and end - of - file flags for file . This is analogous to the
clearerr ( ) function in stdio . This is useful for continuing to read a gzip
file that is being written concurrently .
*/
@ -1688,8 +1689,9 @@ ZEXTERN void ZEXPORT gzclearerr OF((gzFile file));
ZEXTERN uLong ZEXPORT adler32 OF ( ( uLong adler , const Bytef * buf , uInt len ) ) ;
/*
Update a running Adler - 32 checksum with the bytes buf [ 0. . len - 1 ] and
return the updated checksum . If buf is Z_NULL , this function returns the
required initial value for the checksum .
return the updated checksum . An Adler - 32 value is in the range of a 32 - bit
unsigned integer . If buf is Z_NULL , this function returns the required
initial value for the checksum .
An Adler - 32 checksum is almost as reliable as a CRC - 32 but can be computed
much faster .
@ -1722,12 +1724,13 @@ ZEXTERN uLong ZEXPORT adler32_combine OF((uLong adler1, uLong adler2,
negative , the result has no meaning or utility .
*/
ZEXTERN uLong ZEXPORT crc32 OF ( ( uLong crc , const Bytef * buf , uInt len ) ) ;
ZEXTERN uLong ZEXPORT crc32 OF ( ( uLong crc , const Bytef * buf , uInt len ) ) ;
/*
Update a running CRC - 32 with the bytes buf [ 0. . len - 1 ] and return the
updated CRC - 32. If buf is Z_NULL , this function returns the required
initial value for the crc . Pre - and post - conditioning ( one ' s complement ) is
performed within this function so it shouldn ' t be done by the application .
updated CRC - 32. A CRC - 32 value is in the range of a 32 - bit unsigned integer .
If buf is Z_NULL , this function returns the required initial value for the
crc . Pre - and post - conditioning ( one ' s complement ) is performed within this
function so it shouldn ' t be done by the application .
Usage example :
@ -1739,7 +1742,7 @@ ZEXTERN uLong ZEXPORT crc32 OF((uLong crc, const Bytef *buf, uInt len));
if ( crc ! = original_crc ) error ( ) ;
*/
ZEXTERN uLong ZEXPORT crc32_z OF ( ( uLong adler , const Bytef * buf ,
ZEXTERN uLong ZEXPORT crc32_z OF ( ( uLong crc , const Bytef * buf ,
z_size_t len ) ) ;
/*
Same as crc32 ( ) , but with a size_t length .
@ -1755,6 +1758,20 @@ ZEXTERN uLong ZEXPORT crc32_combine OF((uLong crc1, uLong crc2, z_off_t len2));
len2 .
*/
/*
ZEXTERN uLong ZEXPORT crc32_combine_gen OF ( ( z_off_t len2 ) ) ;
Return the operator corresponding to length len2 , to be used with
crc32_combine_op ( ) .
*/
ZEXTERN uLong ZEXPORT crc32_combine_op OF ( ( uLong crc1 , uLong crc2 , uLong op ) ) ;
/*
Give the same result as crc32_combine ( ) , using op in place of len2 . op is
is generated from len2 by crc32_combine_gen ( ) . This will be faster than
crc32_combine ( ) if the generated op is used more than once .
*/
/* various hacks, don't look :) */
@ -1842,6 +1859,7 @@ ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file)); /* backward compatibility */
ZEXTERN z_off64_t ZEXPORT gzoffset64 OF ( ( gzFile ) ) ;
ZEXTERN uLong ZEXPORT adler32_combine64 OF ( ( uLong , uLong , z_off64_t ) ) ;
ZEXTERN uLong ZEXPORT crc32_combine64 OF ( ( uLong , uLong , z_off64_t ) ) ;
ZEXTERN uLong ZEXPORT crc32_combine_gen64 OF ( ( z_off64_t ) ) ;
# endif
# if !defined(ZLIB_INTERNAL) && defined(Z_WANT64)
@ -1852,6 +1870,7 @@ ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file)); /* backward compatibility */
# define z_gzoffset z_gzoffset64
# define z_adler32_combine z_adler32_combine64
# define z_crc32_combine z_crc32_combine64
# define z_crc32_combine_gen z_crc32_combine_gen64
# else
# define gzopen gzopen64
# define gzseek gzseek64
@ -1859,6 +1878,7 @@ ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file)); /* backward compatibility */
# define gzoffset gzoffset64
# define adler32_combine adler32_combine64
# define crc32_combine crc32_combine64
# define crc32_combine_gen crc32_combine_gen64
# endif
# ifndef Z_LARGE64
ZEXTERN gzFile ZEXPORT gzopen64 OF ( ( const char * , const char * ) ) ;
@ -1867,6 +1887,7 @@ ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file)); /* backward compatibility */
ZEXTERN z_off_t ZEXPORT gzoffset64 OF ( ( gzFile ) ) ;
ZEXTERN uLong ZEXPORT adler32_combine64 OF ( ( uLong , uLong , z_off_t ) ) ;
ZEXTERN uLong ZEXPORT crc32_combine64 OF ( ( uLong , uLong , z_off_t ) ) ;
ZEXTERN uLong ZEXPORT crc32_combine_gen64 OF ( ( z_off_t ) ) ;
# endif
# else
ZEXTERN gzFile ZEXPORT gzopen OF ( ( const char * , const char * ) ) ;
@ -1875,12 +1896,14 @@ ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file)); /* backward compatibility */
ZEXTERN z_off_t ZEXPORT gzoffset OF ( ( gzFile ) ) ;
ZEXTERN uLong ZEXPORT adler32_combine OF ( ( uLong , uLong , z_off_t ) ) ;
ZEXTERN uLong ZEXPORT crc32_combine OF ( ( uLong , uLong , z_off_t ) ) ;
ZEXTERN uLong ZEXPORT crc32_combine_gen OF ( ( z_off_t ) ) ;
# endif
# else /* Z_SOLO */
ZEXTERN uLong ZEXPORT adler32_combine OF ( ( uLong , uLong , z_off_t ) ) ;
ZEXTERN uLong ZEXPORT crc32_combine OF ( ( uLong , uLong , z_off_t ) ) ;
ZEXTERN uLong ZEXPORT crc32_combine_gen OF ( ( z_off_t ) ) ;
# endif /* !Z_SOLO */
@ -1893,7 +1916,7 @@ ZEXTERN int ZEXPORT inflateValidate OF((z_streamp, int));
ZEXTERN unsigned long ZEXPORT inflateCodesUsed OF ( ( z_streamp ) ) ;
ZEXTERN int ZEXPORT inflateResetKeep OF ( ( z_streamp ) ) ;
ZEXTERN int ZEXPORT deflateResetKeep OF ( ( z_streamp ) ) ;
# if ( defined(_WIN32) || defined(__CYGWIN__) ) && !defined(Z_SOLO)
# if defined(_WIN32) && !defined(Z_SOLO)
ZEXTERN gzFile ZEXPORT gzopen_w OF ( ( const wchar_t * path ,
const char * mode ) ) ;
# endif
OpenCV Developers
3 years ago