A2osX/BIN/USERDEL.S.txt

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NEW
AUTO 3,1
.LIST OFF
.OP 65C02
.OR $2000
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.TF bin/userdel
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*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
*--------------------------------------
* Zero Page Segment, up to 32 bytes
*--------------------------------------
.DUMMY
.OR ZPBIN
ZS.START
ZPhPW .BS 1
ZPPWPtr .BS 2
ZPhStr .BS 1
ZPStrPtr .BS 2
ArgIndex .BS 1
ArgUsername .BS 1
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bDelete .BS 1
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ZS.END .ED
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
.DA #0 S.PS.F.EVENT
.DA #0
.DA CS.END-CS.START Code Size (without Constants)
.DA DS.END-DS.START Data Segment Size
.DA #64 Stack Size
.DA #ZS.END-ZS.START Zero Page Size
.DA 0
*--------------------------------------
* Relocation Table
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*--------------------------------------
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.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.MSG.USAGE .DA MSG.USAGE
L.MSG.INV .DA MSG.INV
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L.CMD.RM .DA CMD.RM
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.DA 0
*--------------------------------------
* Called once at process creation
* Put code for loading LIB here
*--------------------------------------
CS.INIT clc
rts
*--------------------------------------
* Called until exit with CS
* if RUN exits with CC, RN entered again
*--------------------------------------
CS.RUN >LDYAI S.PW
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>SYSCALL GetMem
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bcs .99
>STYA ZPPWPtr
stx ZPhPW
>LDYAI 256
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>SYSCALL GetMem
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bcs .99
>STYA ZPStrPtr
stx ZPhStr
jsr CS.RUN.CheckArg
bcs .99
>PUSHW ZPPWPtr
lda ArgUsername
>SYSCALL ArgV
>SYSCALL GetPWName
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bcs .99
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ldy #S.PW.PASSWD
lda #0
sta (ZPPWPtr),y
>LDYA ZPPWPtr
>SYSCALL putpw
bcs .99
jsr CS.RUN.RmDir
bcs .99
lda #0
sec
rts
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.9 >PUSHBI 0
>LDYA L.MSG.INV
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>SYSCALL PrintF
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lda #E.IUSR
sec
rts
.90 lda #E.IPWDDB
sec
.99 rts
*--------------------------------------
CS.RUN.CheckArg inc ArgIndex
lda ArgIndex
>SYSCALL ArgV
bcs .8
>STYA ZPStrPtr
lda (ZPStrPtr)
cmp #'-'
bne .4
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ldy #1
lda (ZPStrPtr),y
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ldx #OptionVars-OptionList-1
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.2 cmp OptionList,x
beq .3
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dex
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bpl .2
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.9 >PUSHBI 0
>LDYA L.MSG.USAGE
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>SYSCALL PrintF
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lda #E.SYN
sec
rts
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.3 ldy OptionVars,x
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lda #$80
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sta 0,y
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bra CS.RUN.CheckArg
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.4 lda ArgUsername
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bne .9
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lda ArgIndex
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sta ArgUsername
bra CS.RUN.CheckArg
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.8 lda ArgUsername
beq .9
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clc
rts
*--------------------------------------
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CS.RUN.RmDir lda bDelete
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bmi .1
lda ZPPWPtr
clc
adc #S.PW.DIR
tay
lda ZPPWPtr+1
adc /S.PW.DIR
>SYSCALL remove
rts
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.1 >PUSHW L.CMD.RM
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>LDYA ZPStrPtr
>SYSCALL strcpy
lda ZPPWPtr
clc
adc #S.PW.DIR
tay
lda ZPPWPtr+1
adc /S.PW.DIR
>LDYA ZPStrPtr
>SYSCALL strcat
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>PUSHW ZPStrPtr
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>PUSHBI S.PS.F.HOLD
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>SYSCALL execl
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rts
*--------------------------------------
* Called if option S.PS.F.EVENT enabled in Header
* Timer Event : every 10th seconds
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
* Called once, when RUN exited with CS
* Put code for unloading LIB here
*--------------------------------------
CS.QUIT lda ZPhStr
beq .8
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>SYSCALL FreeMem
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.1 lda ZPhPW
beq .8
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>SYSCALL FreeMem
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.8 clc
rts
*--------------------------------------
CS.END
*--------------------------------------
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OptionList .AS "Rr"
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OptionVars .DA #bDelete,#bDelete
*--------------------------------------
* Initialized DATA
*--------------------------------------
MSG.USAGE .AS "Usage : USERDEL username\r\n"
.AZ " -r : Force remove files in home directory\r\n"
MSG.INV .AZ "Invalid username.\r\n"
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CMD.RM .AZ "${ROOT}BIN/RM -R -Q "
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*--------------------------------------
* Per Process DATA segment
*--------------------------------------
.DUMMY
.OR 0
DS.START
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DS.END .ED
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*--------------------------------------
MAN
SAVE USR/SRC/BIN/USERDEL.S
ASM