mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-20 03:31:42 +00:00
238 lines
4.4 KiB
Plaintext
238 lines
4.4 KiB
Plaintext
NEW
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PREFIX
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AUTO 4,1
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.LIST OFF
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.OP 65C02
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.OR $2000
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.TF SBIN/LOGIN
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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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.DUMMY
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.OR ZPBIN
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ZS.START
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ZPPTR1 .BS 2
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ZS.END
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.ED
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*--------------------------------------
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INPUT.BUF.SIZE .EQ 16
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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 #S.PS.F.EVENT S.PS.F
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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 SegmentSize
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.DA #16 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.LOGIN .DA MSG.LOGIN
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L.MSG.PASSWORD .DA MSG.PASSWORD
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L.MSG.ECHOCRLF .DA MSG.ECHOCRLF
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L.MSG.ECHODEL .DA MSG.ECHODEL
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L.ENV.SHELL .DA ENV.SHELL
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L.SHELL .DA SHELL
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L.ENV.HOME .DA ENV.HOME
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L.HOME .DA HOME
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.DA 0
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*--------------------------------------
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CS.INIT clc
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rts
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*--------------------------------------
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CS.RUN >STZ.G hUSERNAME
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>STA.G hPASSWORD
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>STA.G INPUT.PrevCR
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>PUSHBI 0
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>LDYA L.MSG.LOGIN
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>SYSCALL printf
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bcs .9
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lda #0 Echo all caracters
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jsr INPUT.RESET
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.1 >SYSCALL GetChar
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bcs .9
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jsr INPUT.CHARIN
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jsr INPUT.LINEIN
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bcc .1
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>PUSHBI 0
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>LDYA L.MSG.PASSWORD
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>SYSCALL printf
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bcs .9
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lda #'*'
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jsr INPUT.RESET
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.2 >SYSCALL GetChar
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bcs .9
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jsr INPUT.CHARIN
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jsr INPUT.LINEIN
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bcc .2
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>PUSHBI 0
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>LDYA L.MSG.ECHOCRLF
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>SYSCALL printf
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bcs .9
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jsr CS.RUN.SETENV
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bcs .9
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>PUSHBI S.PS.F.HOLD+S.PS.F.DUPENV
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>LDYA L.SHELL
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>SYSCALL ExecL
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.9 rts
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*--------------------------------------
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CS.RUN.SETENV >PUSHW L.HOME
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>LDYA L.ENV.HOME
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>SYSCALL setenv
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bcs .9
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>PUSHW L.SHELL
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>LDYA L.ENV.SHELL
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>SYSCALL setenv
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bcs .9
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.9 rts
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*--------------------------------------
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CS.DOEVENT
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sec
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rts
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*--------------------------------------
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CS.QUIT clc
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rts
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*--------------------------------------
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* PRIVATE
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*--------------------------------------
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INPUT.RESET >STA.G INPUT.PassChar
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>STZ.G INPUT.BUF
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>STA.G INPUT.Status
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rts
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*--------------------------------------
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INPUT.CHARIN tax save char...
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>LDA.G INPUT.Status
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bmi .9
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lda #INPUT.BUF
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clc
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adc pData
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sta ZPPTR1
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lda pData+1
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adc /INPUT.BUF
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sta ZPPTR1+1
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cpx #$20 Control Char?
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bcc .2
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cpx #C.DEL
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beq INPUT.CHARIN.DEL
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lda (ZPPTR1)
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cmp #INPUT.BUF.SIZE Buffer full?
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beq .9
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inc
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sta (ZPPTR1)
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tay
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txa
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sta (ZPPTR1),y
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>LDA.G INPUT.PassChar
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bne .1
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txa
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.1 >SYSCALL PutChar
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bcs .9
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>STZ.G INPUT.PrevCR
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rts
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.2 cpx #C.CR
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bne .3
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txa
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>STA.G INPUT.PrevCR
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lda #$80
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>STA.G INPUT.Status
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rts
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.3 cpx #C.LF
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bne .4
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>LDA.G INPUT.PrevCR
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beq .1
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.4 >STZ.G INPUT.PrevCR
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.9 rts
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*--------------------------------------
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INPUT.CHARIN.DEL
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lda (ZPPTR1)
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beq .8
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dec
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sta (ZPPTR1)
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>PUSHBI 0
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>LDYA L.MSG.ECHODEL
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>SYSCALL printf
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.8 clc
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rts
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*--------------------------------------
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INPUT.LINEIN ldy #INPUT.Status
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lda (pData),y
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asl CS if a line is in the buffer
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rts
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*--------------------------------------
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CS.END
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MSG.LOGIN .AZ "\r\nlogin:"
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MSG.PASSWORD .AZ "\r\npassword:"
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MSG.ECHOCRLF .AZ "\r\n"
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MSG.ECHODEL .DA #C.BS,#C.SPACE,#C.BS,#0
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ENV.SHELL .AZ "SHELL"
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ENV.HOME .AZ "HOME"
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SHELL .AZ "${ROOT}BIN/SH"
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HOME .AZ "${ROOT}ROOT/"
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.HS 00
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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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INPUT.BUF .BS INPUT.BUF.SIZE+1
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INPUT.Status .BS 1
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INPUT.PassChar .BS 1
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INPUT.PrevCR .BS 1
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hUSERNAME .BS 1
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hPASSWORD .BS 1
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DS.END
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.ED
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*--------------------------------------
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MAN
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SAVE USR/SRC/SBIN/LOGIN.S
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ASM
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