A2osX/SBIN/GETTY.S.txt
2018-05-04 16:55:29 +02:00

277 lines
5.0 KiB
Plaintext
Raw Permalink Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

NEW
PREFIX /A2OSX.BUILD
AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
.TF /A2OSX.BUILD/SBIN/GETTY
*--------------------------------------
.INB /A2OSX.BUILD/INC/MACROS.I
.INB /A2OSX.BUILD/INC/A2OSX.I
.INB /A2OSX.BUILD/INC/NET.TELNET.I
*--------------------------------------
TIMEOUT.MAX .EQ 100 1 sec.
*--------------------------------------
* 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 #64 SS
.DA #0 ZP
.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.TELNETOPT .DA MSG.TELNETOPT
L.MSG.GREETINGS .DA MSG.GREETINGS
L.ENV.TERM .DA ENV.TERM
.DA 0 End Of Reloc Table
*--------------------------------------
CS.INIT ldy #S.PS.ARGC
lda (pPs),y
cmp #2
bne .90
lda #1
>SYSCALL GetArg.A
>SYSCALL MkNod.YA
bcs .9
ldy #S.PS.hStdIn
sta (pPs),y
iny #S.PS.hStdOut
sta (pPs),y
iny #S.PS.hStdErr
sta (pPs),y
>STA.G hNode
lda #2
>SYSCALL GetArg.A
bcs .9
>SYSCALL ExpandStr.YA
bcs .9
txa
>STA.G hBinName
lda (pPs)
ora #S.PS.F.EVENT Now accept events
sta (pPs)
clc
rts
.90 >LDYA L.MSG.USAGE
>SYSCALL PrintF.YA
lda #0
sec
.9 rts
*--------------------------------------
CS.RUN >SLEEP
>SYSCALL GetChar
bcs CS.RUN
.11 >SLEEP
>SYSCALL GetChar
bcc .11
jsr Init.Timeout
ldy #0
.1 lda MSG.TELNETOPT,y
phy
>SYSCALL PutChar.A
ply
iny
cpy #MSG.TELNETOPT.LEN
bne .1
CS.RUN.LOOP
.1 >SLEEP
>SYSCALL GetChar
bcs .4
cmp #IAC
beq CS.RUN.IACMODE
.4 jsr Wait.Timeout
bcc .1
>LDYA L.MSG.GREETINGS
>SYSCALL PrintF.YA
bcs .8 unable to send greetings...reset..
>LDA.G hBinName
>SYSCALL GetMemPtr.A
>SYSCALL ExecPS.YA
.9 rts
.8 clc
rts
*--------------------------------------
CS.RUN.IACMODE >SLEEP Wait for IAC VERB (or SB)
>SYSCALL GetChar
bcs CS.RUN.IACMODE
>STA.G IAC.VERB
.1 >SLEEP Wait for IAC OPT
>SYSCALL GetChar
bcs .1
>STA.G IAC.OPT
>LDA.G IAC.VERB
cmp #SB
beq CS.RUN.IACSB
*--------------------------------------
CS.RUN.IACVERB
jmp CS.RUN.LOOP
*--------------------------------------
CS.RUN.IACSB
.1 >SLEEP
>SYSCALL GetChar
bcs .1
>STA.G IAC.SB
lda #0
sta (pData) reset IAC.SB.DATA
.2 >SLEEP
>SYSCALL GetChar
bcs .2
cmp #IAC
beq .4 end of DATA, go wait SE
pha
ldy #IAC.SB.DATA-1
.3 iny
lda (pData),y
bne .3
pla
sta (pData),y
iny
lda #0
sta (pData),y
bra .2
.4 >SLEEP
>SYSCALL GetChar
bcs .4
cmp #SE
bne .8
>LDA.G IAC.OPT
cmp #TELOPT.TTYPE
bne .8
>LDA.G IAC.SB
cmp #SB.IS
bne .8
>PUSHEA.G IAC.SB.DATA
>PUSHW L.ENV.TERM
>SYSCALL SetEnv
.8 jmp CS.RUN.LOOP
*--------------------------------------
CS.DOEVENT lda (pEvent)
bpl .9 is it a TIMER event?
ldy #TimeOut
lda (pData),y
beq .9
dec
sta (pData),y
.9 sec do not discard TIMER event
rts
*--------------------------------------
CS.QUIT >LDA.G hBinName
beq .1
>SYSCALL FreeMem.A
.1 >LDA.G hNode
beq .8
>PUSHA
>PUSHBI DEVMGR.CLOSE
>PUSHBI 0
>SYSCALL IOCTL
.8 clc
rts
*--------------------------------------
Init.Timeout ldy #TimeOut
lda #TIMEOUT.MAX
sta (pData),y
rts
*--------------------------------------
Wait.TimeOut sec
ldy #TimeOut
lda (pData),y
beq .9
clc
.9 rts
*--------------------------------------
CS.END
MSG.USAGE .AZ "Usage : GETTY <DEV> <PROGRAM>\r\n"
MSG.TELNETOPT .DA #IAC,#WILL,#TELOPT.BINARY
.DA #IAC,#DO,#TELOPT.LINEMODE
.DA #IAC,#SB,#TELOPT.LINEMODE,#SB.SEND,#0,#IAC,#SE
.DA #IAC,#DONT,#TELOPT.ECHO
.DA #IAC,#WILL,#TELOPT.ECHO
.DA #IAC,#WILL,#TELOPT.SGA
.DA #IAC,#DO,#TELOPT.SGA
* .DA #IAC,#DO,#TELOPT.NAWS
.DA #IAC,#DO,#TELOPT.TTYPE
.DA #IAC,#SB,#TELOPT.TTYPE,#SB.SEND,#IAC,#SE
MSG.TELNETOPT.LEN .EQ *-MSG.TELNETOPT
MSG.GREETINGS .AZ "\r\nA2osX-GeTTY 0.9.1\r\n"
ENV.TERM .AZ "TERM"
*--------------------------------------
.DUMMY
.OR 0
DS.START
IAC.SB.DATA .BS 64
IAC.VERB .BS 1
IAC.OPT .BS 1
IAC.SB .BS 1
hNode .BS 1
hBinName .BS 1
TimeOut .BS 1
DS.END .ED
MAN
SAVE /A2OSX.SRC/SBIN/GETTY.S
ASM