A2osX/BIN/LSOF.S.txt
2020-02-14 17:32:52 +01:00

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NEW
PREFIX
AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
.TF BIN/LSOF
*--------------------------------------
.INB INC/MACROS.I
.INB INC/MLI.I
.INB INC/A2OSX.I
.INB INC/KERNEL.I
*--------------------------------------
ZPFDPtr .EQ ZPBIN
FILE.ID .EQ ZPBIN+2
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
.DA 0
.DA CS.END-CS.START CS
.DA DS.END-DS.START DS
.DA #16 SS
.DA #4 ZP
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.EVENT
.DA CS.QUIT
L.MSG0 .DA MSG0
L.MSG1 .DA MSG1
L.FD.T .DA FD.T.REG
.DA FD.T.DIR
.DA FD.T.CDEV
.DA FD.T.BDEV
.DA FD.T.LNK
.DA FD.T.DSOCK
.DA FD.T.SSOCK
.DA FD.T.PIPE
.DA 0
*--------------------------------------
CS.INIT clc
rts
*--------------------------------------
CS.RUN >LDYA L.MSG0
>SYSCALL puts
ldx #1
stx FILE.ID
.1 lda OF.Table.hFD-1,x
beq .7
>SYSCALL GetMemPtr
>STYA ZPFDPtr
>PUSHW L.MSG1
lda FILE.ID
tax
>PUSHA
lda OF.Table.hFD-1,x
>PUSHA
ldx FILE.ID
lda OF.Table.hPath-1,x
bne .2
lda OF.Table.hFD-1,x
tax
lda Dev.Table-1,x
sta ZPFDPtr
clc
adc #S.FD.DEV
tay
lda Dev.Table,x
sta ZPFDPtr+1
adc /S.FD.DEV
bra .3
.2 >SYSCALL GetMemPtr
.3 pha
lda (ZPFDPtr)
tax
>PUSHW L.FD.T,x
pla
>PUSHYA
>PUSHBI 6
>SYSCALL printf
.7 inc FILE.ID
ldx FILE.ID
cpx #K.OF.MAX+1
bne .1
.8 lda #0
sec
.9 rts
*--------------------------------------
CS.EVENT sec
rts
*--------------------------------------
CS.QUIT clc
rts
*--------------------------------------
CS.END
MSG0 .AZ "hFILE hFD Type Filepath"
MSG1 .AZ "%3d %3d %5s %s\r\n"
FD.T.REG .AZ "REG"
FD.T.DIR .AZ "DIR"
FD.T.CDEV .AZ "CDEV"
FD.T.BDEV .AZ "BDEV"
FD.T.LNK .AZ "LNK"
FD.T.DSOCK .AZ "DSOCK"
FD.T.SSOCK .AZ "SSOCK"
FD.T.PIPE .AZ "PIPE"
*--------------------------------------
.DUMMY
.OR 0
DS.START
DS.END
.ED
*--------------------------------------
MAN
SAVE USR/SRC/BIN/LSOF.S
ASM