A2osX/SBIN/TELNETD.S.txt
2019-05-02 11:52:32 +02:00

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NEW
AUTO 3,1
.LIST OFF
.OP 65C02
.OR $2000
.TF SBIN/TELNETD
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/ETH.I
.INB INC/LIBTCPIP.I
.INB INC/NET.TELNET.I
*--------------------------------------
CONN.MAX .EQ 16
TIMEOUT.MAX .EQ 30 30 sec.
*--------------------------------------
ZPIPCfgPtr .EQ ZPBIN
ZPSktPtr .EQ ZPBIN+2
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
.DA #S.PS.F.EVENT S.PS.F
.DA #0
.DA CS.END-CS.START CS
.DA DS.END-DS.START DS
.DA #64 SS
.DA #4 ZP SS
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.LIBTCPIP .DA LIBTCPIP
L.SA.LOCAL .DA SA.LOCAL
L.MSG.TCPWAIT .DA MSG.TCPWAIT
L.MSG.INITOK .DA MSG.INITOK
L.MSG.TCPIPERR .DA MSG.TCPIPERR
L.MSG.SKTERR .DA MSG.SKTERR
L.MSG.ABORT .DA MSG.ABORT
L.MSG.INCOMING .DA MSG.INCOMING
L.MSG.EXECERR .DA MSG.EXECERR
L.NOD.Template .DA NOD.Template
L.CMD.Template .DA CMD.Template
.DA 0
*--------------------------------------
CS.INIT >LDYA L.LIBTCPIP
>SYSCALL LoadLib
bcs .9
sta hLIBTCPIP
.9 rts
*--------------------------------------
CS.RUN jsr Init.Timeout
>LDYA L.MSG.TCPWAIT
>SYSCALL puts
.1 >SLEEP
>LIBCALL hLIBTCPIP,LIBTCPIP.GETCFG is TCPIP loaded ?
bcs .99
>STYA ZPIPCfgPtr
lda (ZPIPCfgPtr) Configured ?
bmi CS.RUN.INIT
jsr Wait.Timeout
bcs .99
ldy #S.PS.hStdIn
lda (pPs),y
>SYSCALL feof
bcs .9 I/O err
tay
bne .1
>SYSCALL GetChar
bcs .9
cmp #$03
bne .1
jmp CS.RUN.ABORT
.99 pha
>LDYA L.MSG.TCPIPERR
>SYSCALL puts
pla
sec
.9 rts
CS.RUN.INIT ldx #3
ldy #S.IPCFG.IP+3
.1 lda (ZPIPCfgPtr),y
sta SA.LOCAL+S.SOCKADDR.ADDR,x
dey
dex
bpl .1
lda #1
>SYSCALL ArgV
bcs CS.RUN.PORTOK
>SYSCALL atoi
>STYA SA.LOCAL+S.SOCKADDR.PORT
CS.RUN.PORTOK >PUSHBI 0 no protocol
lda #S.SOCKET.T.STREAM
>LIBCALL hLIBTCPIP,LIBTCPIP.Socket
bcs .9
>STA.G hSrvSocket
pha
>PUSHW L.SA.LOCAL
pla
>LIBCALL hLIBTCPIP,LIBTCPIP.Bind
bcs .9
>LDA.G hSrvSocket
>LIBCALL hLIBTCPIP,LIBTCPIP.Listen
bcs .9
>LDYA L.MSG.INITOK
>SYSCALL puts
.2 >SLEEP
>LDA.G hSrvSocket
>LIBCALL hLIBTCPIP,LIBTCPIP.Accept
bcs .2
jsr CS.RUN.SERVER
bcc .2
rts
.9 pha
>LDYA L.MSG.SKTERR
>SYSCALL puts
pla
sec
rts
CS.RUN.ABORT >LDYA L.MSG.ABORT
>SYSCALL puts
lda #3
sec
rts
*--------------------------------------
CS.RUN.SERVER pha
ldy #hSockets
ldx #CONN.MAX
.1 lda (pData),y
bne .2
pla
sta (pData),y
bra CS.RUN.CLIENT
.2 iny
dex
bne .1
pla
>LIBCALL hLIBTCPIP,LIBTCPIP.Shutdown
.8 clc
rts
*--------------------------------------
CS.RUN.CLIENT >SLEEP give some time for TCPIP SYN/ACK
>STA.G hClientSocket
>SYSCALL GetMemPtr
>STYA ZPSktPtr
ldx #3
ldy #S.SOCKET.REM.ADDR+3
.3 >PUSHB (ZPSktPtr),y
dey
dex
bpl .3
>PUSHB.G hClientSocket
>PUSHBI 5
>LDYA L.MSG.INCOMING
>SYSCALL printf
>PUSHB.G hClientSocket
>PUSHBI 1
>PUSHW L.NOD.Template
>LEA.G NodBuf
>SYSCALL sprintf
>PUSHB.G hClientSocket
>PUSHW 0
>LEA.G NodBuf
>SYSCALL mknod
bcs .9
>STA.G hClientFile
>PUSHEA.G NodBuf
>PUSHBI 2
>PUSHW L.CMD.Template
>LEA.G CmdBuf
>SYSCALL sprintf
>PUSHBI 0
>LEA.G CmdBuf
>SYSCALL execl
bcc .8
>PUSHA
>PUSHBI 1
>LDYA L.MSG.EXECERR
>SYSCALL printf
.8 clc
.9 rts
*--------------------------------------
CS.DOEVENT lda (pEvent)
bpl .9 is it a TIMER event?
>LDA.G TimeOut
beq .9
dec
sta (pData),y
.9 sec do not discard TIMER event
rts
*--------------------------------------
CS.QUIT ldx #CONN.MAX
ldy #hSockets
.1 lda (pData),y
beq .2
phx
phy
>LIBCALL hLIBTCPIP,LIBTCPIP.Shutdown
ply
plx
.2 iny
dex
bne .1
>LDA.G hSrvSocket
beq .3
>LIBCALL hLIBTCPIP,LIBTCPIP.Shutdown
.3 lda hLIBTCPIP
beq .8
>SYSCALL UnloadLib
.8 clc
rts
*--------------------------------------
Init.Timeout lda #TIMEOUT.MAX
>STA.G TimeOut
rts
*--------------------------------------
Wait.TimeOut sec
>LDA.G TimeOut
beq .9
clc
.9 rts
*--------------------------------------
CS.END
*--------------------------------------
hLIBTCPIP .BS 1
LIBTCPIP .AZ "libtcpip"
MSG.TCPWAIT .AZ "TELNETD:Waiting for TCP/IP initializing..."
MSG.INITOK .AZ "TELNETD:Init Ok, Listening."
MSG.TCPIPERR .AZ "TELNETD:TCP/IP Not initialized properly."
MSG.SKTERR .AZ "TELNETD:Listen Error."
MSG.ABORT .AZ "TELNETD:User Aborted."
MSG.INCOMING .AZ "TELNETD:Incoming Connection [SKT=%h] From : %d.%d.%d.%d\r\n"
MSG.EXECERR .AZ "TELNETD:ExecL failed $%h."
*--------------------------------------
NOD.Template .AZ "/DEV/TTY%h"
CMD.Template .AZ "${ROOT}SBIN/GETTY -E %s ${ROOT}SBIN/LOGIN"
*--------------------------------------
SA.LOCAL .DA #AF.INET S.SOCKADDR.AF
.BS 1
.BS 4 S.SOCKADDR.ADDR
.DA TCP.PORT.TELNET
*--------------------------------------
.DUMMY
.OR 0
DS.START
hSockets .BS CONN.MAX pData
SktIndex .BS 1
hSrvSocket .BS 1
hClientSocket .BS 1
hClientFile .BS 1
TimeOut .BS 1
NodBuf .BS 11
CmdBuf .BS 65
DS.END
.ED
*--------------------------------------
MAN
SAVE USR/SRC/SBIN/TELNETD.S
ASM