File:  [ELWIX - Embedded LightWeight unIX -] / elwix / tools / oldlzma / history.txt
Revision 1.1.1.1 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Tue May 14 09:04:51 2013 UTC (11 years, 1 month ago) by misho
Branches: misho, elwix1_9_mips, MAIN
CVS tags: start, elwix2_8, elwix2_7, elwix2_6, elwix2_3, elwix2_2, HEAD, ELWIX2_7, ELWIX2_6, ELWIX2_5, ELWIX2_2p0
oldlzma needs for uboot

    1: HISTORY of the LZMA SDK
    2: -----------------------
    3: 
    4:   Version 4.17                2005-04-18
    5:   --------------------------------------
    6:     - New example for RAM->RAM compressing/decompressing: 
    7:       LZMA + BCJ (filter for x86 code):
    8:         - LzmaRam.h
    9:         - LzmaRam.cpp
   10:         - LzmaRamDecode.h
   11:         - LzmaRamDecode.c
   12:         - -f86 switch for lzma.exe
   13: 
   14:   
   15:   Version 4.16                2005-03-29
   16:   --------------------------------------
   17:     - Bug was fixed in LzmaDecode.c (ANSI-C LZMA Decoder): 
   18:        If _LZMA_OUT_READ was defined, and if encoded stream was corrupted,
   19:        decoder could access memory outside of allocated range.
   20:     - Speed optimization of ANSI-C LZMA Decoder (now it's about 20% faster).
   21:       Old version of LZMA Decoder now is in file LzmaDecodeSize.c. 
   22:       LzmaDecodeSize.c can provide slightly smaller code than LzmaDecode.c
   23:     - Small speed optimization in LZMA C++ code
   24:     - filter for SPARC's code was added
   25:     - Simplified version of .7z ANSI-C Decoder was included
   26: 
   27: 
   28:   Version 4.06                2004-09-05
   29:   --------------------------------------
   30:     - Bug in v4.05 was fixed:
   31:         LZMA-Encoder didn't release output stream in some cases.
   32: 
   33: 
   34:   Version 4.05                2004-08-25
   35:   --------------------------------------
   36:     - Source code of filters for x86, IA-64, ARM, ARM-Thumb 
   37:       and PowerPC code was included to SDK
   38:     - Some internal minor changes
   39: 
   40: 
   41:   Version 4.04                2004-07-28
   42:   --------------------------------------
   43:     - More compatibility with some C++ compilers
   44: 
   45: 
   46:   Version 4.03                2004-06-18
   47:   --------------------------------------
   48:     - "Benchmark" command was added. It measures compressing 
   49:       and decompressing speed and shows rating values. 
   50:       Also it checks hardware errors.
   51: 
   52: 
   53:   Version 4.02                2004-06-10
   54:   --------------------------------------
   55:     - C++ LZMA Encoder/Decoder code now is more portable
   56:       and it can be compiled by GCC on Linux.
   57: 
   58: 
   59:   Version 4.01                2004-02-15
   60:   --------------------------------------
   61:     - Some detection of data corruption was enabled.
   62:         LzmaDecode.c / RangeDecoderReadByte
   63:         .....
   64:         {
   65:           rd->ExtraBytes = 1;
   66:           return 0xFF;
   67:         }
   68: 
   69: 
   70:   Version 4.00                2004-02-13
   71:   --------------------------------------
   72:     - Original version of LZMA SDK
   73: 
   74: 
   75: 
   76: HISTORY of the LZMA
   77: -------------------
   78:   2001-2004:  Improvements to LZMA compressing/decompressing code, 
   79:               keeping compatibility with original LZMA format
   80:   1996-2001:  Development of LZMA compression format
   81: 
   82:   Some milestones:
   83: 
   84:   2001-08-30: LZMA compression was added to 7-Zip
   85:   1999-01-02: First version of 7-Zip was released
   86:   
   87: 
   88: End of document

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