A2osX/BIN/USERDEL.S.txt
2023-07-14 12:24:49 +02:00

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NEW
AUTO 3,1
.LIST OFF
.OP 65C02
.OR $2000
.TF bin/userdel
*--------------------------------------
.INB inc/macros.i
.INB inc/a2osx.i
*--------------------------------------
* Zero Page Segment, up to 32 bytes
*--------------------------------------
.DUMMY
.OR ZPBIN
ZS.START
ArgIndex .BS 1
ArgUsername .BS 1
bDelete .BS 1
ZPhStr .BS 1
ZPStrPtr .BS 2
ZPTmpPtr .BS 2
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
*--------------------------------------
.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
L.CMD.RM .DA CMD.RM
.DA 0
*--------------------------------------
* Called once at process creation
* Put code for loading LIB here
*--------------------------------------
CS.INIT clc
CS.INIT.RTS rts
*--------------------------------------
* Called until exit with CS
* if RUN exits with CC, RN entered again
*--------------------------------------
CS.RUN >LDYAI 256
>SYSCALL GetMem
bcs CS.INIT.RTS
>STYA ZPStrPtr
stx ZPhStr
jsr CS.RUN.CheckArg
bcs .99
lda ArgUsername
>SYSCALL ArgV
>PUSHYA
>PUSHW pData
>SYSCALL GetPWName
bcs .99
ldy #S.PW.PASSWD
lda #0
sta (pData),y
>PUSHW pData
>SYSCALL PutPW
bcs .99
jsr CS.RUN.RmDir
bcs .99
lda #0
sec
rts
.9 >LDYA L.MSG.INV
>SYSCALL PutS
lda #E.IUSR
sec
rts
.90 lda #E.IPWDDB
sec
.99 rts
*--------------------------------------
CS.RUN.CheckArg inc ArgIndex
lda ArgIndex
>SYSCALL ArgV
bcs .8
>STYA ZPTmpPtr
lda (ZPTmpPtr)
cmp #'-'
bne .4
ldy #1
lda (ZPTmpPtr),y
ldx #OptionVars-OptionList-1
.2 cmp OptionList,x
beq .3
dex
bpl .2
.9 >LDYA L.MSG.USAGE
>SYSCALL PutS
lda #E.SYN
sec
rts
.3 ldy OptionVars,x
lda #$80
sta 0,y
bra CS.RUN.CheckArg
.4 lda ArgUsername
bne .9
lda ArgIndex
sta ArgUsername
bra CS.RUN.CheckArg
.8 lda ArgUsername
beq .9
clc
rts
*--------------------------------------
CS.RUN.RmDir lda bDelete
bmi .1
lda pData
clc
adc #S.PW.DIR
tay
lda pData+1
adc /S.PW.DIR
>SYSCALL Remove
rts
.1 >PUSHW ZPStrPtr
>PUSHW L.CMD.RM
>SYSCALL StrCpy
>PUSHW ZPStrPtr
lda pData
clc
adc #S.PW.DIR
tay
lda pData+1
adc /S.PW.DIR
>PUSHYA
>SYSCALL StrCat
>PUSHW ZPStrPtr
>PUSHBI S.PS.F.HOLD
>SYSCALL ExecL
rts
*--------------------------------------
* Called if option S.PS.F.EVENT enabled in Header
* Timer Event : every 10th seconds
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
* Called once, when RUN exited with CS
* Put code for unloading LIB here
*--------------------------------------
CS.QUIT lda ZPhStr
beq .8
>SYSCALL FreeMem
.8 clc
rts
*--------------------------------------
CS.END
*--------------------------------------
OptionList .AS "Rr"
OptionVars .DA #bDelete,#bDelete
*--------------------------------------
* Initialized DATA
*--------------------------------------
MSG.USAGE .CS "Usage : USERDEL username\r\n"
.CZ " -r : Force remove files in home directory\r\n"
MSG.INV .CZ "Invalid username."
CMD.RM .CZ "${ROOT}BIN/RM -R -Q "
*--------------------------------------
* Per Process DATA segment
*--------------------------------------
.DUMMY
.OR 0
DS.START .BS S.PW
DS.END .ED
*--------------------------------------
MAN
SAVE usr/src/bin/userdel.s
ASM