ChangeLog file for zlibChanges in 1.2.3 (18 July 2005)- Apply security vulnerability fixes to contrib/infback9 as well- Clean up some text files (carriage returns, trailing space)- Update testzlib, vstudio, masmx64, and masmx86 in contrib [Vollant]Changes in 1.2.2.4 (11 July 2005)- Add inflatePrime() function for starting inflation at bit boundary- Avoid some Visual C warnings in deflate.c- Avoid more silly Visual C warnings in inflate.c and inftrees.c for 64-bit  compile- Fix some spelling errors in comments [Betts]- Correct inflateInit2() error return documentation in zlib.h- Added zran.c example of compressed data random access to examples  directory, shows use of inflatePrime()- Fix cast for assignments to strm->state in inflate.c and infback.c- Fix zlibCompileFlags() in zutil.c to use 1L for long shifts [Oberhumer]- Move declarations of gf2 functions to right place in crc32.c [Oberhumer]- Add cast in trees.c t avoid a warning [Oberhumer]- Avoid some warnings in fitblk.c, gun.c, gzjoin.c in examples [Oberhumer]- Update make_vms.com [Zinser]- Initialize state->write in inflateReset() since copied in inflate_fast()- Be more strict on incomplete code sets in inflate_table() and increase  ENOUGH and MAXD -- this repairs a possible security vulnerability for  invalid inflate input.  Thanks to Tavis Ormandy and Markus Oberhumer for  discovering the vulnerability and providing test cases.- Add ia64 support to configure for HP-UX [Smith]- Add error return to gzread() for format or i/o error [Levin]- Use malloc.h for OS/2 [Necasek]Changes in 1.2.2.3 (27 May 2005)- Replace 1U constants in inflate.c and inftrees.c for 64-bit compile- Typecast fread() return values in gzio.c [Vollant]- Remove trailing space in minigzip.c outmode (VC++ can't deal with it)- Fix crc check bug in gzread() after gzungetc() [Heiner]- Add the deflateTune() function to adjust internal compression parameters- Add a fast gzip decompressor, gun.c, to examples (use of inflateBack)- Remove an incorrect assertion in examples/zpipe.c- Add C++ wrapper in infback9.h [Donais]- Fix bug in inflateCopy() when decoding fixed codes- Note in zlib.h how much deflateSetDictionary() actually uses- Remove USE_DICT_HEAD in deflate.c (would mess up inflate if used)- Add _WIN32_WCE to define WIN32 in zconf.in.h [Spencer]- Don't include stderr.h or errno.h for _WIN32_WCE in zutil.h [Spencer]- Add gzdirect() function to indicate transparent reads- Update contrib/minizip [Vollant]- Fix compilation of deflate.c when both ASMV and FASTEST [Oberhumer]- Add casts in crc32.c to avoid warnings [Oberhumer]- Add contrib/masmx64 [Vollant]- Update contrib/asm586, asm686, masmx86, testzlib, vstudio [Vollant]Changes in 1.2.2.2 (30 December 2004)- Replace structure assignments in deflate.c and inflate.c with zmemcpy to  avoid implicit memcpy calls (portability for no-library compilation)- Increase sprintf() buffer size in gzdopen() to allow for large numbers- Add INFLATE_STRICT to check distances against zlib header- Improve WinCE errno handling and comments [Chang]- Remove comment about no gzip header processing in FAQ- Add Z_FIXED strategy option to deflateInit2() to force fixed trees- Add updated make_vms.com [Coghlan], update README- Create a new "examples" directory, move gzappend.c there, add zpipe.c,  fitblk.c, gzlog.[ch], gzjoin.c, and zlib_how.html.- Add FAQ entry and comments in deflate.c on uninitialized memory access- Add Solaris 9 make options in configure [Gilbert]- Allow strerror() usage in gzio.c for STDC- Fix DecompressBuf in contrib/delphi/ZLib.pas [ManChesTer]- Update contrib/masmx86/inffas32.asm and gvmat32.asm [Vollant]- Use z_off_t for adler32_combine() and crc32_combine() lengths- Make adler32() much faster for small len- Use OS_CODE in deflate() default gzip headerChanges in 1.2.2.1 (31 October 2004)- Allow inflateSetDictionary() call for raw inflate- Fix inflate header crc check bug for file names and comments- Add deflateSetHeader() and gz_header structure for custom gzip headers- Add inflateGetheader() to retrieve gzip headers- Add crc32_combine() and adler32_combine() functions- Add alloc_func, free_func, in_func, out_func to Z_PREFIX list- Use zstreamp consistently in zlib.h (inflate_back functions)- Remove GUNZIP condition from definition of inflate_mode in inflate.h  and in contrib/inflate86/inffast.S [Truta, Anderson]- Add support for AMD64 in contrib/inflate86/inffas86.c [Anderson]- Update projects/README.projects and projects/visualc6 [Truta]- Update win32/DLL_FAQ.txt [Truta]- Avoid warning under NO_GZCOMPRESS in gzio.c; fix typo [Truta]- Deprecate Z_ASCII; use Z_TEXT instead [Truta]- Use a new algorithm for setting strm->data_type in trees.c [Truta]- Do not define an exit() prototype in zutil.c unless DEBUG defined- Remove prototype of exit() from zutil.c, example.c, minigzip.c [Truta]- Add comment in zlib.h for Z_NO_FLUSH parameter to deflate()- Fix Darwin build version identification [Peterson]Changes in 1.2.2 (3 October 2004)- Update zlib.h comments on gzip in-memory processing- Set adler to 1 in inflateReset() to support Java test suite [Walles]- Add contrib/dotzlib [Ravn]- Update win32/DLL_FAQ.txt [Truta]- Update contrib/minizip [Vollant]- Move contrib/visual-basic.txt to old/ [Truta]- Fix assembler builds in projects/visualc6/ [Truta]Changes in 1.2.1.2 (9 September 2004)- Update INDEX file- Fix trees.c to update strm->data_type (no one ever noticed!)- Fix bug in error case in inflate.c, infback.c, and infback9.c [Brown]- Add "volatile" to crc table flag declaration (for DYNAMIC_CRC_TABLE)- Add limited multitasking protection to DYNAMIC_CRC_TABLE- Add NO_vsnprintf for VMS in zutil.h [Mozilla]- Don't declare strerror() under VMS [Mozilla]- Add comment to DYNAMIC_CRC_TABLE to use get_crc_table() to initialize- Update contrib/ada [Anisimkov]- Update contrib/minizip [Vollant]- Fix configure to not hardcode directories for Darwin [Peterson]- Fix gzio.c to not return error on empty files [Brown]- Fix indentation; update version in contrib/delphi/ZLib.pas and  contrib/pascal/zlibpas.pas [Truta]- Update mkasm.bat in contrib/masmx86 [Truta]- Update contrib/untgz [Truta]- Add projects/README.projects [Truta]- Add project for MS Visual C++ 6.0 in projects/visualc6 [Cadieux, Truta]- Update win32/DLL_FAQ.txt [Truta]- Update list of Z_PREFIX symbols in zconf.h [Randers-Pehrson, Truta]- Remove an unnecessary assignment to curr in inftrees.c [Truta]- Add OS/2 to exe builds in configure [Poltorak]- Remove err dummy parameter in zlib.h [Kientzle]Changes in 1.2.1.1 (9 January 2004)- Update email address in README- Several FAQ updates- Fix a big fat bug in inftrees.c that prevented decoding valid  dynamic blocks with only literals and no distance codes --  Thanks to "Hot Emu" for the bug report and sample file- Add a note to puff.c on no distance codes case.Changes in 1.2.1 (17 November 2003)- Remove a tab in contrib/gzappend/gzappend.c- Update some interfaces in contrib for new zlib functions- Update zlib version number in some contrib entries- Add Windows CE definition for ptrdiff_t in zutil.h [Mai, Truta]- Support shared libraries on Hurd and KFreeBSD [Brown]- Fix error in NO_DIVIDE option of adler32.cChanges in 1.2.0.8 (4 November 2003)- Update version in contrib/delphi/ZLib.pas and contrib/pascal/zlibpas.pas- Add experimental NO_DIVIDE #define in adler32.c    - Possibly faster on some processors (let me know if it is)- Correct Z_BLOCK to not return on first inflate call if no wrap- Fix strm->data_type on inflate() return to correctly indicate EOB- Add deflatePrime() function for appending in the middle of a byte- Add contrib/gzappend for an example of appending to a stream- Update win32/DLL_FAQ.txt [Truta]- Delete Turbo C comment in README [Truta]- Improve some indentation in zconf.h [Truta]- Fix infinite loop on bad input in configure script [Church]- Fix gzeof() for concatenated gzip files [Johnson]- Add example to contrib/visual-basic.txt [Michael B.]- Add -p to mkdir's in Makefile.in [vda]- Fix configure to properly detect presence or lack of printf functions- Add AS400 support [Monnerat]- Add a little Cygwin support [Wilson]Changes in 1.2.0.7 (21 September 2003)- Correct some debug formats in contrib/infback9- Cast a type in a debug statement in trees.c- Change search and replace delimiter in configure from % to # [Beebe]- Update contrib/untgz to 0.2 with various fixes [Truta]- Add build support for Amiga [Nikl]- Remove some directories in old that have been updated to 1.2- Add dylib building for Mac OS X in configure and Makefile.in- Remove old distribution stuff from Makefile- Update README to point to DLL_FAQ.txt, and add comment on Mac OS X- Update links in READMEChanges in 1.2.0.6 (13 September 2003)- Minor FAQ updates- Update contrib/minizip to 1.00 [Vollant]- Remove test of gz functions in example.c when GZ_COMPRESS defined [Truta]- Update POSTINC comment for 68060 [Nikl]- Add contrib/infback9 with deflate64 decoding (unsupported)- For MVS define NO_vsnprintf and undefine FAR [van Burik]- Add pragma for fdopen on MVS [van Burik]Changes in 1.2.0.5 (8 September 2003)- Add OF to inflateBackEnd() declaration in zlib.h- Remember start when using gzdopen in the middle of a file- Use internal off_t counters in gz* functions to properly handle seeks- Perform more rigorous check for distance-too-far in inffast.c- Add Z_BLOCK flush option to return from inflate at block boundary- Set strm->data_type on return from inflate    - Indicate bits unused, if at block boundary, and if in last block- Replace size_t with ptrdiff_t in crc32.c, and check for correct size- Add condition so old NO_DEFLATE define still works for compatibility- FAQ update regarding the Windows DLL [Truta]- INDEX update: add qnx entry, remove aix entry [Truta]- Install zlib.3 into mandir [Wilson]- Move contrib/zlib_dll_FAQ.txt to win32/DLL_FAQ.txt; update [Truta]- Adapt the zlib interface to the new DLL convention guidelines [Truta]- Introduce ZLIB_WINAPI macro to allow the export of functions using  the WINAPI calling convention, for Visual Basic [Vollant, Truta]- Update msdos and win32 scripts and makefiles [Truta]- Export symbols by name, not by ordinal, in win32/zlib.def [Truta]- Add contrib/ada [Anisimkov]- Move asm files from contrib/vstudio/vc70_32 to contrib/asm386 [Truta]- Rename contrib/asm386 to contrib/masmx86 [Truta, Vollant]- Add contrib/masm686 [Truta]- Fix offsets in contrib/inflate86 and contrib/masmx86/inffas32.asm  [Truta, Vollant]- Update contrib/delphi; rename to contrib/pascal; add example [Truta]- Remove contrib/delphi2; add a new contrib/delphi [Truta]- Avoid inclusion of the nonstandard <memory.h> in contrib/iostream,  and fix some method prototypes [Truta]- Fix the ZCR_SEED2 constant to avoid warnings in contrib/minizip  [Truta]- Avoid the use of backslash (\) in contrib/minizip [Vollant]- Fix file time handling in contrib/untgz; update makefiles [Truta]- Update contrib/vstudio/vc70_32 to comply with the new DLL guidelines  [Vollant]- Remove contrib/vstudio/vc15_16 [Vollant]- Rename contrib/vstudio/vc70_32 to contrib/vstudio/vc7 [Truta]- Update README.contrib [Truta]- Invert the assignment order of match_head and s->prev[...] in  INSERT_STRING [Truta]- Compare TOO_FAR with 32767 instead of 32768, to avoid 16-bit warnings  [Truta]- Compare function pointers with 0, not with NULL or Z_NULL [Truta]- Fix prototype of syncsearch in inflate.c [Truta]- Introduce ASMINF macro to be enabled when using an ASM implementation  of inflate_fast [Truta]- Change NO_DEFLATE to NO_GZCOMPRESS [Truta]- Modify test_gzio in example.c to take a single file name as a  parameter [Truta]- Exit the example.c program if gzopen fails [Truta]- Add type casts around strlen in example.c [Truta]- Remove casting to sizeof in minigzip.c; give a proper type  to the variable compared with SUFFIX_LEN [Truta]- Update definitions of STDC and STDC99 in zconf.h [Truta]- Synchronize zconf.h with the new Windows DLL interface [Truta]- Use SYS16BIT instead of __32BIT__ to distinguish between  16- and 32-bit platforms [Truta]- Use far memory allocators in small 16-bit memory models for  Turbo C [Truta]- Add info about the use of ASMV, ASMINF and ZLIB_WINAPI in  zlibCompileFlags [Truta]- Cygwin has vsnprintf [Wilson]- In Windows16, OS_CODE is 0, as in MSDOS [Truta]- In Cygwin, OS_CODE is 3 (Unix), not 11 (Windows32) [Wilson]Changes in 1.2.0.4 (10 August 2003)- Minor FAQ updates- Be more strict when checking inflateInit2's windowBits parameter- Change NO_GUNZIP compile option to NO_GZIP to cover deflate as well- Add gzip wrapper option to deflateInit2 using windowBits- Add updated QNX rule in configure and qnx directory [Bonnefoy]- Make inflate distance-too-far checks more rigorous- Clean up FAR usage in inflate- Add casting to sizeof() in gzio.c and minigzip.cChanges in 1.2.0.3 (19 July 2003)- Fix silly error in gzungetc() implementation [Vollant]- Update contrib/minizip and contrib/vstudio [Vollant]- Fix printf format in example.c- Correct cdecl support in zconf.in.h [Anisimkov]- Minor FAQ updatesChanges in 1.2.0.2 (13 July 2003)- Add ZLIB_VERNUM in zlib.h for numerical preprocessor comparisons- Attempt to avoid warnings in crc32.c for pointer-int conversion- Add AIX to configure, remove aix directory [Bakker]- Add some casts to minigzip.c- Improve checking after insecure sprintf() or vsprintf() calls- Remove #elif's from crc32.c- Change leave label to inf_leave in inflate.c and infback.c to avoid  library conflicts- Remove inflate gzip decoding by default--only enable gzip decoding by  special request for stricter backward compatibility- Add zlibCompileFlags() function to return compilation information- More typecasting in deflate.c to avoid warnings- Remove leading underscore from _Capital #defines [Truta]- Fix configure to link shared library when testing- Add some Windows CE target adjustments [Mai]- Remove #define ZLIB_DLL in zconf.h [Vollant]- Add zlib.3 [Rodgers]- Update RFC URL in deflate.c and algorithm.txt [Mai]- Add zlib_dll_FAQ.txt to contrib [Truta]