mirror of https://github.com/A2osX/A2osX.git
241 lines
4.9 KiB
Plaintext
241 lines
4.9 KiB
Plaintext
NEW
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AUTO 3,1
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.LIST OFF
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.OP 65C02
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.OR $2000
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.TF bin/usermod
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*--------------------------------------
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USER.MAX .EQ 16
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PASS.MAX .EQ 64
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*--------------------------------------
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.INB inc/macros.i
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.INB inc/a2osx.i
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*--------------------------------------
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* Zero Page Segment, up to 32 bytes
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*--------------------------------------
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.DUMMY
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.OR ZPBIN
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ZS.START
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ArgIndex .BS 1
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ArgUsername .BS 1
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ZPStrPtr .BS 2
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ZPTmpPtr .BS 2
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ZS.END .ED
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*--------------------------------------
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* File Header (16 Bytes)
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*--------------------------------------
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CS.START cld
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jmp (.1,x)
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.DA #$61 6502,Level 1 (65c02)
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.DA #1 BIN Layout Version 1
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.DA #0 S.PS.F.EVENT
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.DA #0
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.DA CS.END-CS.START Code Size (without Constants)
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.DA DS.END-DS.START Data Segment Size
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.DA #64 Stack Size
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.DA #ZS.END-ZS.START Zero Page Size
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.DA 0
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*--------------------------------------
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* Relocation Table
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*--------------------------------------
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.1 .DA CS.INIT
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.DA CS.RUN
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.DA CS.DOEVENT
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.DA CS.QUIT
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L.MSG.USAGE .DA MSG.USAGE
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J.CS.RUN.CheckArg
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.DA CS.RUN.CheckArg.C
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.DA CS.RUN.CheckArg.D
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.DA CS.RUN.CheckArg.P
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.DA CS.RUN.CheckArg.S
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.DA 0
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*--------------------------------------
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* Called once at process creation
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* Put code for loading LIB here
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*--------------------------------------
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CS.INIT clc
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rts
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*--------------------------------------
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* Called until exit with CS
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* if RUN exits with CC, RN entered again
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*--------------------------------------
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CS.RUN ldy #S.PS.ARGC
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lda (pPS),y
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beq .9
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jsr CS.RUN.CheckArg
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bcs .99
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>PUSHW pData
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>SYSCALL PutPW
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bcs .99
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lda #0
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sec
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rts
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.9 >LDYA L.MSG.USAGE
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>SYSCALL PutS
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lda #E.SYN
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sec
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.99 rts
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*--------------------------------------
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CS.RUN.CheckArg inc ArgIndex
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lda ArgIndex
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>SYSCALL ArgV
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bcs .8
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>STYA ZPStrPtr
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lda (ZPStrPtr)
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cmp #'-'
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bne .4
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lda ArgUsername
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beq CS.RUN.CheckArg.9
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ldy #1
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lda (ZPStrPtr),y
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ldx #OptionCnt-1
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.2 cmp OptionList,x
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beq .3
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dex
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bpl .2
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lda #E.SYN
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sec
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rts
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.3 txa
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and #$fe
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tax
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jmp (J.CS.RUN.CheckArg,x)
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*--------------------------------------
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.4 lda ArgUsername
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bne CS.RUN.CheckArg.9
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lda ArgIndex
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sta ArgUsername
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>SYSCALL ArgV
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>PUSHYA
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>PUSHW pData
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>SYSCALL GetPWName
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bcs .9
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bra CS.RUN.CheckArg
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.8 lda ArgUsername
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beq CS.RUN.CheckArg.9
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clc
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rts
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.9 lda #E.IUSR
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sec
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rts
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CS.RUN.CheckArg.9
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lda #E.SYN
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sec
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rts
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*--------------------------------------
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CS.RUN.CheckArg.P
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inc ArgIndex
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lda ArgIndex
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>SYSCALL ArgV
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bcs CS.RUN.CheckArg.9
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>PUSHYA
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>PUSHEA.G S.PW.PASSWD
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>SYSCALL MD5
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jmp CS.RUN.CheckArg
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*--------------------------------------
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CS.RUN.CheckArg.C
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inc ArgIndex
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lda ArgIndex
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>SYSCALL ArgV
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bcs CS.RUN.CheckArg.9
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ldx #S.PW.GECOS
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bra CS.RUN.CheckArg.Next
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*--------------------------------------
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CS.RUN.CheckArg.D
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inc ArgIndex
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lda ArgIndex
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>SYSCALL ArgV
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bcs CS.RUN.CheckArg.9
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ldx #S.PW.DIR
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bra CS.RUN.CheckArg.Next
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*--------------------------------------
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CS.RUN.CheckArg.S
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inc ArgIndex
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lda ArgIndex
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>SYSCALL ArgV
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bcs CS.RUN.CheckArg.9
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ldx #S.PW.SHELL
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CS.RUN.CheckArg.Next
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>STYA ZPStrPtr
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* clc
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txa
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adc pData
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sta ZPTmpPtr
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lda pData+1
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adc #0
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sta ZPTmpPtr+1
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ldy #$ff
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.1 iny
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lda (ZPStrPtr),y
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sta (ZPTmpPtr),y
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beq .8
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cpy #64
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bne .1
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lda #0
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sta (ZPTmpPtr),y
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.8 jmp CS.RUN.CheckArg
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*--------------------------------------
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CS.RUN.MkDir >PUSHEA.G S.PW.DIR
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>PUSHWI S.STAT.MODE.RO+S.STAT.MODE.RG+S.STAT.MODE.FU
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>SYSCALL MKDir
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rts
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*--------------------------------------
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* Called if option S.PS.F.EVENT enabled in Header
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* Timer Event : every 10th seconds
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*--------------------------------------
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CS.DOEVENT sec
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rts
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*--------------------------------------
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* Called once, when RUN exited with CS
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* Put code for unloading LIB here
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*--------------------------------------
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CS.QUIT clc
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rts
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*--------------------------------------
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CS.END
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*--------------------------------------
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OptionList .AS "CcDdPpSs"
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OptionCnt .EQ *-OptionList
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*--------------------------------------
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* Initialized DATA
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*--------------------------------------
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MSG.USAGE .CS "Usage : USERMOD username\r\n"
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.CS " -c : Comment (GECOS)\r\n"
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.CS " -d : Home Directory\r\n"
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.CS " -p : Password\r\n"
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.CZ " -s : Shell\r\n"
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*--------------------------------------
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.DUMMY
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.OR 0
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DS.START
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PW .BS S.PW
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DS.END .ED
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*--------------------------------------
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MAN
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SAVE usr/src/bin/usermod.s
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ASM
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