A2osX/SBIN/VEDD.S.txt

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AUTO 3,1 Enable MASM3 auto line num
.LIST OFF
.OP 65C02 Target CPU, must match CPU level in header
.OR $2000 usualy $2000, but any value > $100 allowed
.TF sbin/vedd
*--------------------------------------
.INB inc/macros.i
.INB inc/a2osx.i
.INB inc/mli.e.i
.INB inc/eth.i
.INB inc/libtcpip.i
*--------------------------------------
ADT.CMD.VSD .EQ $C5 "E": Virtual Drive Command Envelope
TIMEOUT.MAX .EQ 250 25 sec.
*--------------------------------------
* Zero Page Segment, up to 32 bytes
*--------------------------------------
.DUMMY
.OR ZPBIN
ZS.START
ZPIPCfgPtr .BS 2
ZPFrameBase .BS 2
hSocket .BS 1
TimeOut .BS 1
hFrame .BS 1
ZS.END .ED
*--------------------------------------
* 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
.DA #0
.DA CS.END-CS.START Code Size (without Constants)
.DA DS.END-DS.START Data SegmentSize
.DA #64 Stack Size
.DA #ZS.END-ZS.START Zero Page Size
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.LIBTCPIP .DA LIBTCPIP
L.MSG.USAGE .DA MSG.USAGE
L.MSG.TCPIPERR .DA MSG.TCPIPERR
L.MSG.UNKNOWN .DA MSG.UNKNOWN
L.MSG.CONNECTED .DA MSG.CONNECTED
L.MSG.NOCONN .DA MSG.NOCONN
L.MSG.NOPING .DA MSG.NOPING
L.MSG.MOUNTED .DA MSG.MOUNTED
L.ADT.REQ .DA ADT.REQ
.DA 0
*--------------------------------------
* Called once at process creation
* Put code for loading LIB here
*--------------------------------------
CS.INIT >LDYA L.LIBTCPIP
>SYSCALL LoadLib
bcs .9
sta hLIBTCPIP
* clc
.9
CS.INIT.RTS rts
*--------------------------------------
* Called until exit with CS
* if RUN exits with CC, RUN entered again
*--------------------------------------
CS.RUN lda hSocket
beq .1
lda #0
clc
rts
.1 jsr CS.RUN.CheckTCPIP
bcs CS.INIT.RTS
jsr CS.RUN.CheckArgs
bcs CS.INIT.RTS
jsr CS.RUN.Connect
bcs CS.INIT.RTS
>PUSHB hSocket
>PUSHW L.ADT.REQ
>PUSHWI ADT.REQ.LEN
>LIBCALL hLIBTCPIP,LIBTCPIP.Send
bcs .9
jsr CS.RUN.RECV
bcc .8
>PUSHW L.MSG.NOPING
lda #1
>SYSCALL ArgV
>PUSHYA
>PUSHBI 2
>SYSCALL PrintF
.8
lda #0
sec
.9 rts
*--------------------------------------
CS.RUN.CheckTCPIP
>LIBCALL hLIBTCPIP,LIBTCPIP.GETCFG is TCPIP loaded ?
bcs .9
>STYA ZPIPCfgPtr
lda (ZPIPCfgPtr) Configured ?
bmi .1
>LDYA L.MSG.TCPIPERR
>SYSCALL PutS
lda #E.SYN
sec
.9 rts
.1 lda #AF.INET
>STA.G SA.LOCAL
>STA.G SA.REMOTE
ldy #S.IPCFG.IP+3
.3 lda (ZPIPCfgPtr),y
pha
dey
cpy #S.IPCFG.IP-1
bne .3
ldy #SA.LOCAL+S.SOCKADDR.ADDR
.4 pla
sta (pData),y
iny
cpy #SA.LOCAL+S.SOCKADDR.ADDR+4
bne .4
lda #6502
>STA.G SA.REMOTE+S.SOCKADDR.PORT
iny
lda /6502
sta (pData),y
clc
rts
*--------------------------------------
CS.RUN.CheckArgs
ldy #S.PS.ARGC
lda (pPS),y
bne .1
>LDYA L.MSG.USAGE
>SYSCALL PutS
lda #E.SYN
sec
rts
.1 lda #TIMEOUT.MAX
sta TimeOut
.2 >PUSHEA.G SA.REMOTE+S.SOCKADDR.ADDR
lda #1
>SYSCALL ArgV
>PUSHYA
>LIBCALL hLIBTCPIP,LIBTCPIP.HST.GetByName
bcc .3
>SLEEP
lda TimeOut
bne .2
>PUSHW L.MSG.UNKNOWN
lda #1
>SYSCALL ArgV
>PUSHYA
>PUSHBI 2
>SYSCALL PrintF
lda #ERR.SKT.NOCONN
sec
rts
.3 lda #2
>SYSCALL ArgV
bcc .4
.4
.8 clc
CS.RUN.CheckArgs.RTS
rts
*--------------------------------------
CS.RUN.Connect >PUSHBI S.SOCKET.T.DGRAM
>PUSHBI 0 no protocol
>LIBCALL hLIBTCPIP,LIBTCPIP.Socket
bcs .9
sta hSocket
>PUSHA
>PUSHEA.G SA.LOCAL
>LIBCALL hLIBTCPIP,LIBTCPIP.Bind
bcs .9
lda #TIMEOUT.MAX
sta TimeOut
.1 >SLEEP
>PUSHB hSocket
>PUSHEA.G SA.REMOTE
>LIBCALL hLIBTCPIP,LIBTCPIP.Connect
bcc .8
ldx TimeOut
bne .1
.9 pha
>PUSHW L.MSG.NOCONN
lda #1
>SYSCALL ArgV
>PUSHYA
>PUSHBI 2
pla
sec
rts
.8 >PUSHW L.MSG.CONNECTED
lda #1
>SYSCALL ArgV
>PUSHYA
>PUSHBI 2
>SYSCALL PrintF
rts
*--------------------------------------
CS.RUN.RECV lda #TIMEOUT.MAX
sta TimeOut
.1 >SLEEP
lda hSocket
>LIBCALL hLIBTCPIP,LIBTCPIP.Recv
bcc .8
cmp #E.NODATA
bne .9
lda TimeOut
bne .1
.9 sec
rts
.8 sta hFrame
>SYSCALL GetMemPtr
>STYA ZPFrameBase
rts
*--------------------------------------
CS.DOEVENT lda (pEvent)
bpl .9 is it a TIMER event?
lda TimeOut
beq .9
dec TimeOut
.9 sec do not discard TIMER event
rts
*--------------------------------------
CS.QUIT
.1 lda hSocket
beq .2
>LIBCALL hLIBTCPIP,LIBTCPIP.Shutdown
.2
lda hLIBTCPIP
.7 beq .8
>SYSCALL UnloadLib
.8 clc
rts
*--------------------------------------
CS.END
*--------------------------------------
* Initialized DATA
*--------------------------------------
LIBTCPIP .AZ "libtcpip"
hLIBTCPIP .BS 1
*--------------------------------------
MSG.USAGE .AZ "Usage : VEDD <ip|host> [port]"
MSG.TCPIPERR .AZ "VEDD:TCP/IP Not initialized properly."
MSG.UNKNOWN .AZ "VEDD:%s: Unknown host\r\n"
MSG.NOCONN .AZ "VEDD:No Connection To %s\r\n"
MSG.CONNECTED .AZ "VEDD:Connected To %s\r\n"
MSG.NOPING .AZ "VEDD:No response from %s\r\n"
MSG.MOUNTED .AZ "VEDD:%s Mounted As %s\r\n"
*--------------------------------------
ADT.REQ .DA #ADT.CMD.VSD
.HS 030000C6 READ D1, BLK 0
ADT.REQ.LEN .EQ *-ADT.REQ
*--------------------------------------
.DUMMY
.OR 0
DS.START
SA.LOCAL .BS 1 S.SOCKADDR.AF
.BS 1
.BS 4 S.SOCKADDR.ADDR
.BS 2 S.SOCKADDR.PORT
SA.REMOTE .BS 1 S.SOCKADDR.AF
.BS 1
.BS 4 S.SOCKADDR.ADDR
.BS 2 S.SOCKADDR.PORT
DS.END
.ED
*--------------------------------------
MAN
SAVE usr/src/sbin/vedd.s
ASM