diff options
Diffstat (limited to 'lib_generic/lzma/history.txt')
| -rw-r--r-- | lib_generic/lzma/history.txt | 304 |
1 files changed, 171 insertions, 133 deletions
diff --git a/lib_generic/lzma/history.txt b/lib_generic/lzma/history.txt index dad1858..624fb1d 100644 --- a/lib_generic/lzma/history.txt +++ b/lib_generic/lzma/history.txt @@ -1,192 +1,230 @@ HISTORY of the LZMA SDK ----------------------- - 4.57 2007-12-12 - ------------------------- - - Speed optimizations in Ñ++ LZMA Decoder. - - Small changes for more compatibility with some C/C++ compilers. +4.65 2009-02-03 +------------------------- +- Some minor fixes - 4.49 beta 2007-07-05 - ------------------------- - - .7z ANSI-C Decoder: - - now it supports BCJ and BCJ2 filters - - now it supports files larger than 4 GB. - - now it supports "Last Write Time" field for files. - - C++ code for .7z archives compressing/decompressing from 7-zip - was included to LZMA SDK. +4.63 2008-12-31 +------------------------- +- Some minor fixes - 4.43 2006-06-04 - ------------------------- - - Small changes for more compatibility with some C/C++ compilers. +4.61 beta 2008-11-23 +------------------------- +- The bug in ANSI-C LZMA Decoder was fixed: + If encoded stream was corrupted, decoder could access memory + outside of allocated range. +- Some changes in ANSI-C 7z Decoder interfaces. +- LZMA SDK is placed in the public domain. - 4.42 2006-05-15 - ------------------------- - - Small changes in .h files in ANSI-C version. +4.60 beta 2008-08-19 +------------------------- +- Some minor fixes. - 4.39 beta 2006-04-14 - ------------------------- - - Bug in versions 4.33b:4.38b was fixed: - C++ version of LZMA encoder could not correctly compress - files larger than 2 GB with HC4 match finder (-mfhc4). +4.59 beta 2008-08-13 +------------------------- +- The bug was fixed: + LZMA Encoder in fast compression mode could access memory outside of + allocated range in some rare cases. - 4.37 beta 2005-04-06 - ------------------------- - - Fixes in C++ code: code could no be compiled if _NO_EXCEPTIONS was defined. +4.58 beta 2008-05-05 +------------------------- +- ANSI-C LZMA Decoder was rewritten for speed optimizations. +- ANSI-C LZMA Encoder was included to LZMA SDK. +- C++ LZMA code now is just wrapper over ANSI-C code. - 4.35 beta 2005-03-02 - ------------------------- - - Bug was fixed in C++ version of LZMA Decoder: - If encoded stream was corrupted, decoder could access memory - outside of allocated range. +4.57 2007-12-12 +------------------------- +- Speed optimizations in Ñ++ LZMA Decoder. +- Small changes for more compatibility with some C/C++ compilers. - 4.34 beta 2006-02-27 - ------------------------- - - Compressing speed and memory requirements for compressing were increased - - LZMA now can use only these match finders: HC4, BT2, BT3, BT4 +4.49 beta 2007-07-05 +------------------------- +- .7z ANSI-C Decoder: + - now it supports BCJ and BCJ2 filters + - now it supports files larger than 4 GB. + - now it supports "Last Write Time" field for files. +- C++ code for .7z archives compressing/decompressing from 7-zip + was included to LZMA SDK. - 4.32 2005-12-09 - ------------------------- - - Java version of LZMA SDK was included +4.43 2006-06-04 +------------------------- +- Small changes for more compatibility with some C/C++ compilers. - 4.30 2005-11-20 - ------------------------- - - Compression ratio was improved in -a2 mode - - Speed optimizations for compressing in -a2 mode - - -fb switch now supports values up to 273 - - Bug in 7z_C (7zIn.c) was fixed: - It used Alloc/Free functions from different memory pools. - So if program used two memory pools, it worked incorrectly. - - 7z_C: .7z format supporting was improved - - LZMA# SDK (C#.NET version) was included +4.42 2006-05-15 +------------------------- +- Small changes in .h files in ANSI-C version. - 4.27 (Updated) 2005-09-21 - ------------------------- - - Some GUIDs/interfaces in C++ were changed. - IStream.h: - ISequentialInStream::Read now works as old ReadPart - ISequentialOutStream::Write now works as old WritePart +4.39 beta 2006-04-14 +------------------------- +- The bug in versions 4.33b:4.38b was fixed: + C++ version of LZMA encoder could not correctly compress + files larger than 2 GB with HC4 match finder (-mfhc4). - 4.27 2005-08-07 - ------------------------- - - Bug in LzmaDecodeSize.c was fixed: - if _LZMA_IN_CB and _LZMA_OUT_READ were defined, - decompressing worked incorrectly. +4.37 beta 2005-04-06 +------------------------- +- Fixes in C++ code: code could no be compiled if _NO_EXCEPTIONS was defined. - 4.26 2005-08-05 - ------------------------- - - Fixes in 7z_C code and LzmaTest.c: - previous versions could work incorrectly, - if malloc(0) returns 0 +4.35 beta 2005-03-02 +------------------------- +- The bug was fixed in C++ version of LZMA Decoder: + If encoded stream was corrupted, decoder could access memory + outside of allocated range. - 4.23 2005-06-29 - ------------------------- - - Small fixes in C++ code +4.34 beta 2006-02-27 +------------------------- +- Compressing speed and memory requirements for compressing were increased +- LZMA now can use only these match finders: HC4, BT2, BT3, BT4 - 4.22 2005-06-10 - ------------------------- - - Small fixes +4.32 2005-12-09 +------------------------- +- Java version of LZMA SDK was included - 4.21 2005-06-08 - ------------------------- - - Interfaces for ANSI-C LZMA Decoder (LzmaDecode.c) were changed - - New additional version of ANSI-C LZMA Decoder with zlib-like interface: - - LzmaStateDecode.h - - LzmaStateDecode.c - - LzmaStateTest.c - - ANSI-C LZMA Decoder now can decompress files larger than 4 GB +4.30 2005-11-20 +------------------------- +- Compression ratio was improved in -a2 mode +- Speed optimizations for compressing in -a2 mode +- -fb switch now supports values up to 273 +- The bug in 7z_C (7zIn.c) was fixed: + It used Alloc/Free functions from different memory pools. + So if program used two memory pools, it worked incorrectly. +- 7z_C: .7z format supporting was improved +- LZMA# SDK (C#.NET version) was included - 4.17 2005-04-18 - ------------------------- - - New example for RAM->RAM compressing/decompressing: - LZMA + BCJ (filter for x86 code): - - LzmaRam.h - - LzmaRam.cpp - - LzmaRamDecode.h - - LzmaRamDecode.c - - -f86 switch for lzma.exe +4.27 (Updated) 2005-09-21 +------------------------- +- Some GUIDs/interfaces in C++ were changed. + IStream.h: + ISequentialInStream::Read now works as old ReadPart + ISequentialOutStream::Write now works as old WritePart - 4.16 2005-03-29 - ------------------------- - - Bug was fixed in LzmaDecode.c (ANSI-C LZMA Decoder): - If _LZMA_OUT_READ was defined, and if encoded stream was corrupted, - decoder could access memory outside of allocated range. - - Speed optimization of ANSI-C LZMA Decoder (now it's about 20% faster). - Old version of LZMA Decoder now is in file LzmaDecodeSize.c. - LzmaDecodeSize.c can provide slightly smaller code than LzmaDecode.c - - Small speed optimization in LZMA C++ code - - filter for SPARC's code was added - - Simplified version of .7z ANSI-C Decoder was included +4.27 2005-08-07 +------------------------- +- The bug in LzmaDecodeSize.c was fixed: + if _LZMA_IN_CB and _LZMA_OUT_READ were defined, + decompressing worked incorrectly. - 4.06 2004-09-05 - ------------------------- - - Bug in v4.05 was fixed: - LZMA-Encoder didn't release output stream in some cases. +4.26 2005-08-05 +------------------------- +- Fixes in 7z_C code and LzmaTest.c: + previous versions could work incorrectly, + if malloc(0) returns 0 - 4.05 2004-08-25 - ------------------------- - - Source code of filters for x86, IA-64, ARM, ARM-Thumb - and PowerPC code was included to SDK - - Some internal minor changes +4.23 2005-06-29 +------------------------- +- Small fixes in C++ code - 4.04 2004-07-28 - ------------------------- - - More compatibility with some C++ compilers +4.22 2005-06-10 +------------------------- +- Small fixes - 4.03 2004-06-18 - ------------------------- - - "Benchmark" command was added. It measures compressing - and decompressing speed and shows rating values. - Also it checks hardware errors. +4.21 2005-06-08 +------------------------- +- Interfaces for ANSI-C LZMA Decoder (LzmaDecode.c) were changed +- New additional version of ANSI-C LZMA Decoder with zlib-like interface: + - LzmaStateDecode.h + - LzmaStateDecode.c + - LzmaStateTest.c +- ANSI-C LZMA Decoder now can decompress files larger than 4 GB - 4.02 2004-06-10 - ------------------------- - - C++ LZMA Encoder/Decoder code now is more portable - and it can be compiled by GCC on Linux. +4.17 2005-04-18 +------------------------- +- New example for RAM->RAM compressing/decompressing: + LZMA + BCJ (filter for x86 code): + - LzmaRam.h + - LzmaRam.cpp + - LzmaRamDecode.h + - LzmaRamDecode.c + - -f86 switch for lzma.exe - 4.01 2004-02-15 - ------------------------- - - Some detection of data corruption was enabled. - LzmaDecode.c / RangeDecoderReadByte - ..... - { - rd->ExtraBytes = 1; - return 0xFF; - } +4.16 2005-03-29 +------------------------- +- The bug was fixed in LzmaDecode.c (ANSI-C LZMA Decoder): + If _LZMA_OUT_READ was defined, and if encoded stream was corrupted, + decoder could access memory outside of allocated range. +- Speed optimization of ANSI-C LZMA Decoder (now it's about 20% faster). + Old version of LZMA Decoder now is in file LzmaDecodeSize.c. + LzmaDecodeSize.c can provide slightly smaller code than LzmaDecode.c +- Small speed optimization in LZMA C++ code +- filter for SPARC's code was added +- Simplified version of .7z ANSI-C Decoder was included - 4.00 2004-02-13 - ------------------------- - - Original version of LZMA SDK +4.06 2004-09-05 +------------------------- +- The bug in v4.05 was fixed: + LZMA-Encoder didn't release output stream in some cases. + + +4.05 2004-08-25 +------------------------- +- Source code of filters for x86, IA-64, ARM, ARM-Thumb + and PowerPC code was included to SDK +- Some internal minor changes + + +4.04 2004-07-28 +------------------------- +- More compatibility with some C++ compilers + + +4.03 2004-06-18 +------------------------- +- "Benchmark" command was added. It measures compressing + and decompressing speed and shows rating values. + Also it checks hardware errors. + + +4.02 2004-06-10 +------------------------- +- C++ LZMA Encoder/Decoder code now is more portable + and it can be compiled by GCC on Linux. + + +4.01 2004-02-15 +------------------------- +- Some detection of data corruption was enabled. + LzmaDecode.c / RangeDecoderReadByte + ..... + { + rd->ExtraBytes = 1; + return 0xFF; + } + + +4.00 2004-02-13 +------------------------- +- Original version of LZMA SDK HISTORY of the LZMA ------------------- - 2001-2007: Improvements to LZMA compressing/decompressing code, - keeping compatibility with original LZMA format + 2001-2008: Improvements to LZMA compressing/decompressing code, + keeping compatibility with original LZMA format 1996-2001: Development of LZMA compression format Some milestones: |