mirror of https://github.com/A2osX/A2osX.git
265 lines
5.0 KiB
Plaintext
265 lines
5.0 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 sbin/telnetd
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*--------------------------------------
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.INB inc/macros.i
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.INB inc/a2osx.i
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.INB inc/kernel.i
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.INB inc/eth.i
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.INB inc/libtcpip.i
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.INB inc/net.telnet.i
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*--------------------------------------
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TIMEOUT.MAX .EQ 200 20 sec.
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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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ZPIPCfgPtr .BS 2
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ZPSktPtr .BS 2
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TimeOut .BS 1
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hSrvSocket .BS 1
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hClientSocket .BS 1
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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 #S.PS.F.EVENT S.PS.F
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.DA #0
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.DA CS.END-CS.START CS
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.DA DS.END-DS.START DS
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.DA #32 SS
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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.LIBTCPIP .DA LIBTCPIP
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L.SA.LOCAL .DA SA.LOCAL
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L.MSG.TCPWAIT .DA MSG.TCPWAIT
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L.MSG.INITOK .DA MSG.INITOK
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L.MSG.TCPIPERR .DA MSG.TCPIPERR
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L.MSG.SKTERR .DA MSG.SKTERR
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L.MSG.INCOMING .DA MSG.INCOMING
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L.NOD.Template .DA NOD.Template
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L.CMD.Template .DA CMD.Template
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.DA 0
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*--------------------------------------
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CS.INIT >LDYA L.LIBTCPIP
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>SYSCALL LoadLib
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bcs .9
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sta hLIBTCPIP
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.9 rts
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*--------------------------------------
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CS.RUN lda #TIMEOUT.MAX
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sta TimeOut
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>LDYA L.MSG.TCPWAIT
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>SYSCALL PutS
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.1 >SLEEP
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>LIBCALL hLIBTCPIP,LIBTCPIP.GETCFG is TCPIP loaded ?
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bcs .99
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>STYA ZPIPCfgPtr
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lda (ZPIPCfgPtr) Configured ?
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bmi CS.RUN.INIT
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lda TimeOut
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beq .99
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ldy #S.PS.hStdIn
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lda (pPS),y
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>SYSCALL FEOF
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bcs .9 I/O err
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tay
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bne .1
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>SYSCALL GetChar
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bcs .9
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cmp #$03
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bne .1
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* sec
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rts
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.99 pha
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>LDYA L.MSG.TCPIPERR
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>SYSCALL PutS
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pla
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sec
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.9 rts
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CS.RUN.INIT ldx #3
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ldy #S.IPCFG.IP+3
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.1 lda (ZPIPCfgPtr),y
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sta SA.LOCAL+S.SOCKADDR.ADDR,x
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dey
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dex
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bpl .1
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lda #1
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>SYSCALL ArgV
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bcs CS.RUN.PORTOK
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>SYSCALL AToI
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>STYA SA.LOCAL+S.SOCKADDR.PORT
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CS.RUN.PORTOK >PUSHBI S.SOCKET.T.STREAM
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>PUSHBI 0 no protocol
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>LIBCALL hLIBTCPIP,LIBTCPIP.Socket
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bcs .9
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sta hSrvSocket
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>PUSHA
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>PUSHW L.SA.LOCAL
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>LIBCALL hLIBTCPIP,LIBTCPIP.Bind
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bcs .9
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lda hSrvSocket
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>LIBCALL hLIBTCPIP,LIBTCPIP.Listen
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bcs .9
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>LDYA L.MSG.INITOK
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>SYSCALL PutS
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.2 >SLEEP
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lda hSrvSocket
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>LIBCALL hLIBTCPIP,LIBTCPIP.Accept
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bcs .2
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pha
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jsr CS.RUN.CLIENT
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pla
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bcc .2
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>LIBCALL hLIBTCPIP,LIBTCPIP.Shutdown
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bra .2
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.9 pha
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>LDYA L.MSG.SKTERR
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>SYSCALL PutS
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pla
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sec
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rts
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*--------------------------------------
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CS.RUN.CLIENT >SLEEP give some time for TCPIP SYN/ACK
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sta hClientSocket
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tax
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lda FDs.pHI-1,x
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ldy FDs.pLO-1,x
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>STYA ZPSktPtr
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>PUSHW L.MSG.INCOMING
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>PUSHB hClientSocket
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ldx #3
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ldy #S.SOCKET.REM.ADDR
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.1 >PUSHB (ZPSktPtr),y
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iny
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dex
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bpl .1
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>PUSHBI 5
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>SYSCALL PrintF
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>PUSHEA.G NodBuf
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>PUSHW L.NOD.Template
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>PUSHB hClientSocket
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>PUSHBI 1
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>SYSCALL SPrintF
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CS.RUN.CLIENT1 >PUSHEA.G NodBuf
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>PUSHWZ
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>PUSHB hClientSocket
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>SYSCALL MKNod
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bcs .9
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>PUSHEA.G CmdBuf
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>PUSHW L.CMD.Template
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>PUSHEA.G NodBuf
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>PUSHBI 2
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>SYSCALL SPrintF
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>PUSHEA.G CmdBuf
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>PUSHBI 0
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>SYSCALL ExecL
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.9 rts
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*--------------------------------------
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CS.DOEVENT lda (pEvent)
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bpl .9 is it a TIMER event?
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lda TimeOut
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beq .9
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dec TimeOut
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.9 sec do not discard TIMER event
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rts
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*--------------------------------------
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CS.QUIT lda hSrvSocket
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beq .3
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>LIBCALL hLIBTCPIP,LIBTCPIP.Shutdown
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.3 lda hLIBTCPIP
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beq .8
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>SYSCALL UnloadLib
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.8 clc
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rts
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*--------------------------------------
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CS.END
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*--------------------------------------
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hLIBTCPIP .BS 1
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LIBTCPIP .AZ "libtcpip"
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MSG.TCPWAIT .AZ "TELNETD:Waiting for TCP/IP initializing..."
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MSG.INITOK .AZ "TELNETD:Init Ok, Listening."
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MSG.TCPIPERR .AZ "TELNETD:TCP/IP Not initialized properly."
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MSG.SKTERR .AZ "TELNETD:Listen Error."
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MSG.INCOMING .CZ "TELNETD:Incoming Connection [SKT=%h] From : %d.%d.%d.%d\r\n"
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*--------------------------------------
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NOD.Template .AZ "/dev/tty%h"
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CMD.Template .AZ "${ROOT}sbin/getty -E %s ${ROOT}sbin/login"
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*--------------------------------------
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SA.LOCAL .DA #AF.INET S.SOCKADDR.AF
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.BS 1
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.BS 4 S.SOCKADDR.ADDR
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.DA TCP.PORT.TELNET
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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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NodBuf .BS 11
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CmdBuf .BS 65
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DS.END .ED
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*--------------------------------------
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MAN
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SAVE usr/src/sbin/telnetd.s
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ASM
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