mirror of https://github.com/A2osX/A2osX.git
87 lines
2.2 KiB
Plaintext
87 lines
2.2 KiB
Plaintext
NEW
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AUTO 3,1
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.LIST OFF
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*--------------------------------------
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STR.MIN .EQ 3
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STR.MID .EQ STR.MIN+7+1
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STR.MAX .EQ STR.MID+63
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*--------------------------------------
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BLL.MIN .EQ 3
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BLL.MID .EQ BLL.MIN+3+1
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BLL.MAX .EQ BLL.MID+63
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*--------------------------------------
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BLO.WINDOW.W .EQ 12
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BLO.WINDOW .EQ 4095
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*--------------------------------------
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ARC.B.PREFIX.W .EQ 1
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ARC.B.SINGLE .EQ %0 +bbbb.bbbb
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ARC.B.STRBL .EQ %1
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*--------------------------------------
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ARC.B.RAWTOP.W .EQ 1
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ARC.B.RAW .EQ %0 +bbbb.bbbb
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ARC.B.TOP .EQ %1
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*--------------------------------------
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ARC.B.STRBL.W .EQ 1
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ARC.B.STR .EQ %0 +llll...
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ARC.B.BL .EQ %1 +llll... +oooooooooo...
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*--------------------------------------
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ARC.B.LEN.W .EQ 1
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ARC.B.SHORT.B .EQ %0
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ARC.B.LONG.B .EQ %1
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*--------------------------------------
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ARC.B.SHORTSTR.W .EQ 3
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ARC.B.SHORTBLL.W .EQ 2
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*--------------------------------------
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TOP.MIN.CNT .EQ 3
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TOP.MAX .EQ 32
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*--------------------------------------
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ARC.B.TOP0.W .EQ 4
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ARC.B.TOP0.B .EQ %0.000
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ARC.B.TOP0.M .EQ %0.111
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ARC.B.TOP8.W .EQ 5
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ARC.B.TOP8.B .EQ %10.000
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ARC.B.TOP8.M .EQ %00.111
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ARC.B.TOP16.W .EQ 6
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ARC.B.TOP16.B .EQ %11.0000
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ARC.B.TOP16.M .EQ %00.1111
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*--------------------------------------
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* Shunk Header
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* ULEN (16) : Target Uncompressed Length
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* !!! USED TO STOP UNPACK,NO EOF TOKEN !!!
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* TBLBITS (16) : sss.ccccc c.lll.oooo
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* sss : bitcnt for long STR len, max = 7 bits:127+STR.MID
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* cccccc : top count, 0-> 63
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* lll : bitcnt for long BL len, max = 7 bits:127+BL.MID
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* oooo : bitcnt for long BL ofs, max = 15 bits:32767
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*--------------------------------------
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S.ARCSHNK.ULEN .EQ 0 Uncompressed length
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S.ARCSHNK.TBLBITS .EQ 2
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S.ARCSHNK.TOPBYTES .EQ 4 if cccccc > 0
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*
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S.ARCSHNK.H .EQ 4
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* TOP Bytes ...
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S.ARCSHNK .EQ S.ARCSHNK.H+TOP.MAX
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* DATA ...
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*--------------------------------------
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CHNK.SIZE .EQ 4096
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*--------------------------------------
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CHNK.T .EQ 0
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CHNK.T.DIR .EQ 1
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CHNK.T.FILE .EQ 2
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CHNK.T.DATA .EQ 128
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*
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CHNK.FILE.TYPE .EQ 1
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CHNK.FILE.AUXT .EQ 2
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CHNK.FILE.FNLEN .EQ 4
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*
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CHNK.DIR.FNLEN .EQ 1
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*
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CHNK.DATA.LEN .EQ 1
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*--------------------------------------
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MAN
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SAVE inc/arc.i
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LOAD usr/src/bin/arcme.s
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ASM
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