ChangeLog file for zlib

Changes in 1.2.11 (15 Jan 2017)

- Fix deflate stored bug when pulling last block from window

- Permit immediate deflateParams changes before any deflate input

Changes in 1.2.10 (2 Jan 2017)

- Avoid warnings on snprintf() return value

- Fix bug in deflate_stored() for zero-length input

- Fix bug in gzwrite.c that produced corrupt gzip files

- Remove files to be installed before copying them in Makefile.in

- Add warnings when compiling with assembler code

Changes in 1.2.9 (31 Dec 2016)

- Fix contrib/minizip to permit unzipping with desktop API [Zouzou]

- Improve contrib/blast to return unused bytes

- Assure that gzoffset() is correct when appending

- Improve compress() and uncompress() to support large lengths

- Fix bug in test/example.c where error code not saved

- Remedy Coverity warning [Randers-Pehrson]

- Improve speed of gzprintf() in transparent mode

- Fix inflateInit2() bug when windowBits is 16 or 32

- Change DEBUG macro to ZLIB_DEBUG

- Avoid uninitialized access by gzclose_w()

- Allow building zlib outside of the source directory

- Fix bug that accepted invalid zlib header when windowBits is zero

- Fix gzseek() problem on MinGW due to buggy _lseeki64 there

- Loop on write() calls in gzwrite.c in case of non-blocking I/O

- Add --warn (-w) option to ./configure for more compiler warnings

- Reject a window size of 256 bytes if not using the zlib wrapper

- Fix bug when level 0 used with Z_HUFFMAN or Z_RLE

- Add --debug (-d) option to ./configure to define ZLIB_DEBUG

- Fix bugs in creating a very large gzip header

- Add uncompress2() function, which returns the input size used

- Assure that deflateParams() will not switch functions mid-block

- Dramatically speed up deflation for level 0 (storing)

- Add gzfread(), duplicating the interface of fread()

- Add gzfwrite(), duplicating the interface of fwrite()

- Add deflateGetDictionary() function

- Use snprintf() for later versions of Microsoft C

- Fix *Init macros to use z_ prefix when requested

- Replace as400 with os400 for OS/400 support [Monnerat]

- Add crc32_z() and adler32_z() functions with size_t lengths

- Update Visual Studio project files [AraHaan]

Changes in 1.2.8 (28 Apr 2013)

- Update contrib/minizip/iowin32.c for Windows RT [Vollant]

- Do not force Z_CONST for C++

- Clean up contrib/vstudio [Ro�]

- Clean up contrib/vstudio [Roß]

- Correct spelling error in zlib.h

- Fix mixed line endings in contrib/vstudio

- Clean up the usage of z_const and respect const usage within zlib

- Clean up examples/gzlog.[ch] comparisons of different types

- Avoid shift equal to bits in type (caused endless loop)

- Fix unintialized value bug in gzputc() introduced by const patches

- Fix uninitialized value bug in gzputc() introduced by const patches

- Fix memory allocation error in examples/zran.c [Nor]

- Fix bug where gzopen(), gzclose() would write an empty file

- Fix bug in gzclose() when gzwrite() runs out of memory

- Add a transparent write mode to gzopen() when 'T' is in the mode

- Update python link in zlib man page

- Get inffixed.h and MAKEFIXED result to match

- Add a ./config --solo option to make zlib subset with no libary use

- Add a ./config --solo option to make zlib subset with no library use

- Add undocumented inflateResetKeep() function for CAB file decoding

- Add --cover option to ./configure for gcc coverage testing

- Add #define ZLIB_CONST option to use const in the z_stream interface

- Update make_vms.com [Zinser]

- Use -fPIC for shared build in configure [Teredesai, Nicholson]

- Use only major version number for libz.so on IRIX and OSF1 [Reinholdtsen]

- Use fdopen() (not _fdopen()) for Interix in zutil.h [B�ck]

- Use fdopen() (not _fdopen()) for Interix in zutil.h [Bäck]

- Add some FAQ entries about the contrib directory

- Update the MVS question in the FAQ

- Avoid extraneous reads after EOF in gzio.c [Brown]

386 asm code replacing longest_match().

contrib/iostream/ by Kevin Ruland <kevin@rodin.wustl.edu>

A C++ I/O streams interface to the zlib gz* functions

contrib/iostream2/ by Tyge L�vset <Tyge.Lovset@cmr.no>

contrib/iostream2/ by Tyge Løvset <Tyge.Lovset@cmr.no>

Another C++ I/O streams interface

contrib/untgz/ by "Pedro A. Aranda Guti\irrez" <paag@tid.es>

A very simple tar.gz file extractor using zlib

- fix array overlay in deflate.c which sometimes caused bad compressed data

- fix inflate bug with empty stored block

- fix MSDOS medium model which was broken in 0.99

- fix deflateParams() which could generated bad compressed data.

- fix deflateParams() which could generate bad compressed data.

- Bytef is define'd instead of typedef'ed (work around Borland bug)

- added an INDEX file

- new makefiles for DJGPP (Makefile.dj2), 32-bit Borland (Makefile.b32),