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neauoire 2023-11-14 19:54:51 -08:00
parent 94a8c7c8c8
commit e9f1ceb820
2 changed files with 0 additions and 102 deletions
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cli/lz/lz2.tal → cli/lz/decoder.tal
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102
cli/lz/lz.tal
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@ -1,102 +0,0 @@
( decompressor )
|10 @Console &vector $2 &read $1 &pad $5 &write $1 &err $1
|a0 @File1 &vector $2 &success $2 &stat $2 &delete $1 &append $1 &name $2 &length $2 &read $2 &write $2
|b0 @File2 &vector $2 &success $2 &stat $2 &delete $1 &append $1 &name $2 &length $2 &read $2 &write $2
|0000
@input-size $2
@src $30
@ptr $1
|0100
(
@|vectors )
@ready-src ( -> ) ;&await .Console/vector DEO2 BRK
&await ( -> ) .Console/read DEI .src skey ?on-ready BRK
@on-ready ( -> )
;src decompress
;mem pstr #0a18 DEO
( halt ) #010f DEO
BRK
@decompress ( str* -- )
;mem .ptr STZ2
.File1/name DEO2
#0001 .input-size STZ2
&stream
.input-size LDZ2 .File1/length DEO2
;&b
DUP2 .File1/read DEO2
LDA decompress/run
.File1/success DEI2 ORA ?&stream
JMP2r
&b $1
&run ( byte -- )
DUP #80 AND ?&dict
( literal )
#00 SWP INC2
DUP2 .File1/length DEO2
.ptr LDZ2
DUP2 .File1/read DEO2
ADD2 .ptr STZ2
JMP2r
&dict ( byte -- )
#7f AND
DUP #40 AND ?&dict3
( byte )
#00 SWP !&opc
&dict3 ( byte -- )
( hb )
#3f AND
( lb )
#0001 .File1/length DEO2
;&b
DUP2 .File1/read DEO2
LDA
&opc #0004 ADD2
;&b
DUP2 .File1/read DEO2
LDA INC
&copy ( length* offset -- )
#00 SWP #0000 SWP2 SUB2 .ptr LDZ2 ADD2 STH2
#0000
&l
DUP2 STH2kr ADD2 LDA .ptr LDZ2 STH2k STA
STH2r INC2 .ptr STZ2
INC2 GTH2k ?&l
POP2 POP2
POP2r
JMP2r
(
@|stdlib )
@pstr ( str* -- ) LDAk ?&w POP2 JMP2r &w LDAk #18 DEO INC2 LDAk ?&w POP2 JMP2r
@skey ( key buf -- proc ) OVR #21 LTH ?&eval #00 SWP sput #00 JMP2r &eval POP2 #01 JMP2r
@scap ( str* -- end* ) LDAk ?&w JMP2r &w INC2 LDAk ?&w JMP2r
@sput ( chr str* -- ) scap INC2k #00 ROT ROT STA STA JMP2r
@mem