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uxn/projects/utils/hexdump.tal
2022-08-17 00:12:39 -07:00

65 lines
1.1 KiB
Tal

( usage: uxncli hexdump.rom file.bin )
|10 @Console &vector $2 &read $1 &pad $5 &write $1 &error $1
|a0 @File &vector $2 &success $2 &stat $2 &delete $1 &append $1 &name $2 &length $2 &read $2 &write $2
|0000
@src $40
|0100 ( -> )
;on-console .Console/vector DEO2
BRK
@on-console ( -> )
;src STH2
( read input )
.Console/read DEI
DUP #20 LTH OVR #7f GTH ORA ,&end JCN
STH2kr ,slen JSR #003f GTH2 ,&end JCN
STH2kr ,scap JSR STA POP2r BRK
&end
POP
STH2r .File/name DEO2
#0002 .File/length DEO2
LIT2r 0000
&stream
#0000 ,&buf STR2
;&buf .File/read DEO2
.File/success DEI2 #0000 EQU2 ,&eof JCN
;&buf LDA2 ,print JSR #2018 DEO
INC2r
( linebreak )
STH2kr #000f AND2 ORA ,&no-lb JCN
#0a18 DEO &no-lb
,&stream JMP &eof
POP2r
#010f DEO
BRK
&buf $2
@slen ( str* -- len* )
DUP2 ,scap JSR SWP2 SUB2
JMP2r
@scap ( str* -- end* )
LDAk #00 NEQ JMP JMP2r
&while
INC2 LDAk ,&while JCN
JMP2r
@print ( short* -- )
SWP ,&byte JSR
&byte ( byte -- ) DUP #04 SFT ,&char JSR
&char ( char -- ) #0f AND DUP #09 GTH #27 MUL ADD #30 ADD #18 DEO
JMP2r