xref: /rk3399_rockchip-uboot/lib/lzma/README.txt (revision 83653121d7382fccfe329cb732f77f116341ef1d)
1*78acc472SPeter TyserThe lib_lzma functionality was written by Igor Pavlov.
2*78acc472SPeter TyserThe original source cames from the LZMA SDK web page:
3*78acc472SPeter Tyser
4*78acc472SPeter TyserURL: 		http://www.7-zip.org/sdk.html
5*78acc472SPeter TyserAuthor:         Igor Pavlov
6*78acc472SPeter Tyser
7*78acc472SPeter TyserThe import is made using the import_lzmasdk.sh script that:
8*78acc472SPeter Tyser
9*78acc472SPeter Tyser* untars the lzmaXYY.tar.bz2 file (from the download web page)
10*78acc472SPeter Tyser* copies the files LzmaDec.h, Types.h, LzmaDec.c, history.txt,
11*78acc472SPeter Tyser  and lzma.txt from source archive into the lib_lzma directory (pwd).
12*78acc472SPeter Tyser
13*78acc472SPeter TyserExample:
14*78acc472SPeter Tyser
15*78acc472SPeter Tyser . import_lzmasdk.sh ~/lzma465.tar.bz2
16*78acc472SPeter Tyser
17*78acc472SPeter TyserNotice: The files from lzma sdk are _not modified_ by this script!
18*78acc472SPeter Tyser
19*78acc472SPeter TyserThe files LzmaTools.{c,h} are provided to export the lzmaBuffToBuffDecompress()
20*78acc472SPeter Tyserfunction that wraps the complex LzmaDecode() function from the LZMA SDK. The
21*78acc472SPeter Tyserdo_bootm() function uses the lzmaBuffToBuffDecopress() function to expand the
22*78acc472SPeter Tysercompressed image.
23*78acc472SPeter Tyser
24*78acc472SPeter TyserThe directory U-BOOT/include/lzma contains stubs files that permit to use the
25*78acc472SPeter Tyserlibrary directly from U-BOOT code without touching the original LZMA SDK's
26*78acc472SPeter Tyserfiles.
27*78acc472SPeter Tyser
28*78acc472SPeter TyserLuigi 'Comio' Mantellini <luigi.mantellini@idf-hit.com>
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