mirror of https://github.com/A2osX/A2osX.git
329 lines
6.3 KiB
Plaintext
329 lines
6.3 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/telnet
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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/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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BUFSIZE .EQ 256
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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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ZPBufPtr .BS 2
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ZPBufLen .BS 2
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hBuf .BS 1
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hSocket .BS 1
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TimeOut .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 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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.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.SA.REMOTE .DA SA.REMOTE
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L.SA.REMOTE.AD .DA SA.REMOTE+S.SOCKADDR.ADDR
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L.MSG.IPKO .DA MSG.IPKO
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L.MSG.USAGE .DA MSG.USAGE
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L.MSG.UNKNOWN .DA MSG.UNKNOWN
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L.MSG.HOSTOK .DA MSG.HOSTOK
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L.MSG.SKTOK .DA MSG.SKTOK
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L.MSG.SKTERR .DA MSG.SKTERR
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L.MSG.IOERR .DA MSG.IOERR
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L.MSG.USER .DA MSG.USER
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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 >LIBCALL hLIBTCPIP,LIBTCPIP.GETCFG is TCPIP loaded ?
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>STYA ZPIPCfgPtr
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lda (ZPIPCfgPtr) Configured ?
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bmi CS.RUN.IPOK
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>LDYA L.MSG.IPKO
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>SYSCALL PutS
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lda #E.SYN
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sec
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rts
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CS.RUN.IPOK ldy #S.PS.ARGC
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lda (pPS),y
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cmp #1
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bcc .9
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ldy #S.IPCFG.IP+3
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ldx #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 #TIMEOUT.MAX
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sta TimeOut
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.2 >SLEEP
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>PUSHW L.SA.REMOTE.AD
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lda #1
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>SYSCALL ArgV
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>PUSHYA
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>LIBCALL hLIBTCPIP,LIBTCPIP.HST.GetByName
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bcc CS.RUN.HOSTOK
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lda TimeOut
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bne .2
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>PUSHW L.MSG.UNKNOWN
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lda #1
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>SYSCALL ArgV
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>PUSHYA
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>PUSHBI 2
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>SYSCALL PrintF
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bra .99
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.9 >LDYA L.MSG.USAGE
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>SYSCALL PutS
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.99 lda #E.SYN
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sec
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rts
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CS.RUN.HOSTOK lda #2
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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.REMOTE+S.SOCKADDR.PORT
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CS.RUN.PORTOK >PUSHW L.MSG.HOSTOK
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ldx #0
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.1 >PUSHB SA.REMOTE+S.SOCKADDR.ADDR,x
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inx
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cpx #4
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bne .1
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>PUSHW SA.REMOTE+S.SOCKADDR.PORT
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lda #1
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>SYSCALL ArgV
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>PUSHYA
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>PUSHBI 8
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>SYSCALL PrintF
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CS.RUN.OPENSKT >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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.1 sta hSocket
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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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bcc .2
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.9 jmp CS.RUN.SKTERR
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.2 lda #TIMEOUT.MAX
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sta TimeOut
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.3 >SLEEP
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>PUSHB hSocket
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>PUSHW L.SA.REMOTE
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>LIBCALL hLIBTCPIP,LIBTCPIP.Connect
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bcc .4
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cmp #ERR.SKT.NOCONN
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bne .9
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lda TimeOut
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bne .3
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lda #ERR.SKT.NOCONN
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bra .9
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.4 >LDYA L.MSG.SKTOK
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>SYSCALL PutS
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>LDYAI BUFSIZE
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>SYSCALL GetMem
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bcc .5
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.5 >STYA ZPBufPtr
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stx hBuf
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*--------------------------------------
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CS.RUN.LOOP >SLEEP
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lda hSocket
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>LIBCALL hLIBTCPIP,LIBTCPIP.EOF
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bcs CS.RUN.SKTERR
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tay
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bne .2 EOF, no char
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lda hSocket
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jsr CS.RUN.PushRead
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>LIBCALL hLIBTCPIP,LIBTCPIP.Read
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bcs CS.RUN.SKTERR
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>STYA ZPBufLen
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ldy #S.PS.hStdOut
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lda (pPS),y
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jsr CS.RUN.PushWrite
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>SYSCALL FWrite
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bcs CS.RUN.IOERR
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.2 ldy #S.PS.hStdIn
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lda (pPS),y
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>SYSCALL FEOF
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bcs CS.RUN.IOERR
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tay
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bne CS.RUN.LOOP EOF = true, no char from STDIN
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ldy #S.PS.hStdIn
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lda (pPS),y
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jsr CS.RUN.PushRead
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>SYSCALL FRead
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bcs CS.RUN.IOERR
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>STYA ZPBufLen
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lda (ZPBufPtr)
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cmp #$14 Ctrl-T
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beq CS.RUN.USERINT
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lda hSocket
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jsr CS.RUN.PushWrite
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>LIBCALL hLIBTCPIP,LIBTCPIP.Write
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bcc CS.RUN.LOOP
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*--------------------------------------
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CS.RUN.SKTERR ldx #0
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bra CS.RUN.ERR
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*--------------------------------------
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CS.RUN.IOERR ldx #2
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CS.RUN.ERR pha
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>PUSHW L.MSG.SKTERR,x
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pla
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pha
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>PUSHA
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>PUSHBI 1
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>SYSCALL PrintF
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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.USERINT >LDYA L.MSG.USER
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>SYSCALL PutS
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lda #0
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sec
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rts
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*--------------------------------------
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CS.RUN.PushRead >PUSHA
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>PUSHW ZPBufPtr
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>PUSHWI BUFSIZE
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rts
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*--------------------------------------
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CS.RUN.PushWrite
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>PUSHA
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>PUSHW ZPBufPtr
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>PUSHW ZPBufLen
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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 hSocket
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beq .1
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>LIBCALL hLIBTCPIP,LIBTCPIP.Shutdown
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.1 lda hBuf
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beq .2
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>SYSCALL FreeMem
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.2 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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LIBTCPIP .AZ "libtcpip"
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hLIBTCPIP .BS 1
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MSG.IPKO .CZ "TCP/IP Not Loaded/Configured."
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MSG.USAGE .CZ "Usage : TELNET <ip|host> [port]"
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MSG.UNKNOWN .CZ "%s: Unknown host\r\n"
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MSG.HOSTOK .CZ "Connecting to %d.%d.%d.%d:%D (%s)..."
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MSG.SKTOK .CS "Connected\r\n"
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.CZ "(Exit key is Ctrl-T)"
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MSG.SKTERR .CZ "Socket Error : $%h\r\n"
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MSG.IOERR .CZ "I/O Error : $%h\r\n"
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MSG.USER .CZ "User interrupt."
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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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.BS 2 S.SOCKADDR.PORT
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*--------------------------------------
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SA.REMOTE .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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DS.END .ED
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*--------------------------------------
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MAN
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SAVE usr/src/bin/telnet.s
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ASM
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