mirror of https://github.com/A2osX/A2osX.git
377 lines
8.5 KiB
Plaintext
377 lines
8.5 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 lib/libtcpip
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*--------------------------------------
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AUXPIPE .EQ 1
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*--------------------------------------
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.MA ADC16
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clc
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lda ]1
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adc ]2
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sta ]1
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lda ]1+1
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adc ]2+1
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sta ]1+1
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.EM
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*--------------------------------------
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.MA SBC16
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sec
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lda ]1
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sbc ]2
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sta ]1
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lda ]1+1
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sbc ]2+1
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sta ]1+1
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.EM
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*--------------------------------------
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.INB inc/macros.i
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.DO AUXPIPE=1
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.INB inc/io.i
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.FIN
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.INB inc/a2osx.i
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.INB inc/mli.e.i
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.INB inc/nic.i
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.INB inc/eth.i
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.INB inc/lib.net.i
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.INB inc/libtcpip.i
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*--------------------------------------
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ZPFrameInPtr .EQ ZPLIB
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ZPFrameInLen .EQ ZPLIB+2
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ZPDataInPtr .EQ ZPLIB+4
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ZPDataInLen .EQ ZPLIB+6
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ZPFrameOutPtr .EQ ZPLIB+8
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ZPFrameOutLen .EQ ZPLIB+10
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ZPDataOutPtr .EQ ZPLIB+12
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ZPDataOutLen .EQ ZPLIB+14
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ZPTmpPtr1 .EQ ZPLIB+16
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ZPPtrSKT .EQ ZPLIB+18
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ZPCode .EQ ZPLIB+20 12 bytes
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ZPPtrIP .EQ ZPLIB+20
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ZPPtrMAC .EQ ZPLIB+22
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ZPPtrDNS .EQ ZPLIB+24
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ZPCachePtr .EQ ZPLIB+26
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IP.CHECKSUM .EQ ZPLIB+28
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IP.CHECKSUM.TMP .EQ ZPLIB+30
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TmpDWord .EQ ZPLIB+28
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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 0
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.DA CS.END-CS.START
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.DA 0
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.DA 0
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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 LIB.LOAD
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.DA LIB.UNLOAD
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.DA CFG.SET
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.DA CFG.GET
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.DA INCOMING
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.DA PULSE
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.DA ARP.CLEAR
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.DA ARP.QUERY
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.DA ARP.ADD
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.DA ARP.GetCACHE
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.DA DNS.CLEAR
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.DA DNS.QUERY
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.DA DNS.ADD
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.DA DNS.GetCACHE
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.DA HST.GETBYNAME
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.DA HST.GETBYADDR
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.DA SKT.Socket
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.DA SKT.Bind
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.DA SKT.Connect
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.DA SKT.Listen
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.DA SKT.Accept
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.DA SKT.Shutdown
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.DA SKT.Read
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.DA SKT.Write
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.DA SKT.Recv
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.DA SKT.Send
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.DA SKT.RecvFrom
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.DA SKT.SendTo
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.DA SKT.getsockopt
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.DA SKT.setsockopt
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.DA SKT.EOF
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.DA SKT.GetTable
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*--------------------------------------
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L.IPCFG .DA IPCFG
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L.ARP.REQ .DA ARP.REQ
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L.ARP.REP .DA ARP.REP
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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.DNS.MSG .DA DNS.MSG
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L.DNS.CACHE .DA DNS.CACHE
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L.SKT.Table .DA SKT.Table
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L.HST.SScanF .DA HST.SScanF
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L.IOCTL .DA IOCTL
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L.DCB.NIC .DA DCB.NIC
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J.TCP.IN .DA TCP.IN.JMP.CLOSED
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.DA TCP.IN.JMP.OPENED
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.DA TCP.IN.JMP.LISTEN
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.DA TCP.IN.JMP.SYNSENT
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.DA TCP.IN.JMP.SYNRCVD
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.DA TCP.IN.JMP.ESTBLSH
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.DA TCP.IN.JMP.CLWAIT
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.DA TCP.IN.JMP.LASTACK
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.DA TCP.IN.JMP.FINWT1
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.DA TCP.IN.JMP.FINWT2
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.DA TCP.IN.JMP.CLOSING
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.DA TCP.IN.JMP.TIMEWT
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J.SKT.Socket .DA SKT.Socket.RAW
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.DA SKT.Socket.DGRAM
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.DA SKT.Socket.SEQPKT
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.DA SKT.Socket.STREAM
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J.SKT.connect .DA SKT.connect.RAW
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.DA SKT.connect.DGRAM
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.DA SKT.connect.SEQPKT
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.DA SKT.connect.STREAM
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J.SKT.send .DA SKT.send.RAW
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.DA SKT.send.DGRAM
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.DA SKT.send.SEQPKT
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.DA SKT.send.STREAM
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.DA 0
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*--------------------------------------
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LIB.LOAD ldx RefCount
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bne .8
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sta FD.DSOCK+S.FD.DSOCK.IOHANDLER
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sta FD.SSOCK+S.FD.SSOCK.IOHANDLER
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>LDYAI K.ARPCACHE.SIZE*S.ARPCACHE
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>SYSCALL2 GetMem
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bcs .9
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>STYA ZPCachePtr
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stx hARPCache
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jsr ARP.Clear.I
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jsr DNS.CLEAR
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.8 inc RefCount
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clc
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.9 rts
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*--------------------------------------
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LIB.UNLOAD dec RefCount
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bne .8
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lda hARPCache
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beq .8
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>SYSCALL2 freemem
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.8 clc
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rts
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*--------------------------------------
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INCOMING sta hFrameIn
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>PULLW ZPTmpPtr1
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ldy #S.IOCTL.BUFPTR+3
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ldx #3
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.1 lda (ZPTmpPtr1),y Get Frame Ptr & Len
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sta ZPFrameInPtr,x
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dey
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dex
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bpl .1
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ldy #S.ETH.EII.TYPE
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lda (ZPFrameInPtr),y
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cmp /S.ETH.EII.TYPE.IP
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bne .9
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iny
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lda (ZPFrameInPtr),y
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cmp #S.ETH.EII.TYPE.ARP
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beq .2
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cmp #S.ETH.EII.TYPE.IP
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beq .3
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.9 sec
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rts
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.2 jmp ARP.IN
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.3 jmp IP.IN
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*--------------------------------------
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* A = S.EVT.F
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* Expire = every sec
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* Retry = every 100 msec
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*--------------------------------------
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PULSE and #S.EVT.F.T1SEC
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beq .1
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jsr ARP.EXPIRE every sec
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jsr DNS.EXPIRE
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.1 jsr FRM.RETRY every 100ms
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jsr DNS.POLL
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jmp TCP.SENDCLOSE
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*--------------------------------------
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GetDynPort inc DYNPORT.LAST
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bne .1
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inc DYNPORT.LAST+1
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lda DYNPORT.LAST
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cmp #K.DYNPORT.END
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lda DYNPORT.LAST+1
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sbc /K.DYNPORT.END
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bcs .1
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lda #K.DYNPORT.START
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ldx /K.DYNPORT.START
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sta DYNPORT.LAST
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stx DYNPORT.LAST+1
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rts CC
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.1 lda DYNPORT.LAST
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ldx DYNPORT.LAST+1
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clc
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rts
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*--------------------------------------
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.INB usr/src/lib/libtcpip.s.arp
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.INB usr/src/lib/libtcpip.s.cfg
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.INB usr/src/lib/libtcpip.s.dns
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.INB usr/src/lib/libtcpip.s.frm
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.INB usr/src/lib/libtcpip.s.hst
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.INB usr/src/lib/libtcpip.s.icmp
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.INB usr/src/lib/libtcpip.s.ip
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.INB usr/src/lib/libtcpip.s.skt
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.INB usr/src/lib/libtcpip.s.tcp
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*--------------------------------------
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CS.END
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*--------------------------------------
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.DO AUXPIPE=1
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ZP.CODE sta SETREADAUX
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lda (ZPTmpPtr1),y
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sta CLRREADAUX
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rts
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ZP.CODE.Len .EQ *-ZP.CODE
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.FIN
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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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.BS 2 S.SOCKADDR.PORT
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*--------------------------------------
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FD.DSOCK .DA #S.FD.T.DSOCK
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.DA #0 S.FD.HANDLER
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.BS 1 S.FD.DSOCK.IOHANDLER
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.DA #0 S.FD.DSOCK.OPEN
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.DA #LIBTCPIP.shutdown
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.DA #LIBTCPIP.Recv
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.DA #LIBTCPIP.Send
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.DA #0 S.FD.DSOCK.STATUS
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*--------------------------------------
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.DA #AF.INET S.SOCKET.AF
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.BS 1 S.SOCKET.T
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.BS 1 S.SOCKET.PROTO
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FD.DSOCK.SIZE .EQ *-FD.DSOCK
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*--------------------------------------
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FD.SSOCK .DA #S.FD.T.SSOCK
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.DA #0 S.FD.HANDLER
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.BS 1 S.FD.SSOCK.IOHANDLER
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.DA #0 S.FD.SSOCK.OPEN
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.DA #LIBTCPIP.shutdown
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.DA #LIBTCPIP.Read
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.DA #LIBTCPIP.Write
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.DA #LIBTCPIP.EOF
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*--------------------------------------
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.DA #AF.INET S.SOCKET.AF
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.DA #S.SOCKET.T.STREAM
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.DA #S.IP.PROTOCOL.TCP
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FD.SSOCK.SIZE .EQ *-FD.SSOCK
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*--------------------------------------
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IOCTL .BS S.IOCTL
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DCB.NIC .BS S.DCB.NIC
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IPCFG .BS S.IPCFG
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DNS.CACHE .BS K.DNSCACHE.SIZE*S.DNSCACHE
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*--------------------------------------
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ARP.REQ .HS FFFFFFFFFFFF S.ETH.DSTMAC
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ARP.REQ.SRCMAC .BS 6
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ARP.REQ.ETYPE .DA /S.ETH.EII.TYPE.ARP
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.DA #S.ETH.EII.TYPE.ARP
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.HS 0001.0800.06.04
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ARP.REQ.OP .DA /S.ARP.OPERATION.REQ
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.DA #S.ARP.OPERATION.REQ
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ARP.REQ.SHA .BS 6
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ARP.REQ.SPA .BS 4
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ARP.REQ.THA .BS 6
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ARP.REQ.TPA .BS 4
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*--------------------------------------
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ARP.REP .EQ *
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ARP.REP.DSTMAC .BS 6
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ARP.REP.SRCMAC .BS 6
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ARP.REP.ETYPE .DA /S.ETH.EII.TYPE.ARP
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.DA #S.ETH.EII.TYPE.ARP
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.HS 0001.0800.06.04
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ARP.REP.OP .DA /S.ARP.OPERATION.REP
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.DA #S.ARP.OPERATION.REP
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ARP.REP.SHA .BS 6
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ARP.REP.SPA .BS 4
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ARP.REP.THA .BS 6
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ARP.REP.TPA .BS 4
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*--------------------------------------
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DNS.MSG
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DNS.MSG.ID .BS 2
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.DA /S.DNS.F.RD Flags=query
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.DA #S.DNS.F.RD
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.DA $100 QDCOUNT
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.BS 6 ANCOUNT,NSCOUNT,ARCOUNT
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DNS.MSG.NAME .BS K.DNS.MAXLEN+6
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*--------------------------------------
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DNS.MSG.LEN .BS 2
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*--------------------------------------
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FRM.QUEUE.Tail .BS 1
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FRM.QUEUE.Head .BS 1
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FRM.QUEUE.hMem .BS K.FRMQUEUE.SIZE
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FRM.QUEUE.State .BS K.FRMQUEUE.SIZE
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FRM.QUEUE.Retry .BS K.FRMQUEUE.SIZE
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FRM.QUEUE.LenL .BS K.FRMQUEUE.SIZE
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FRM.QUEUE.LenH .BS K.FRMQUEUE.SIZE
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*--------------------------------------
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RefCount .DA #0
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hARPCache .DA #0
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DYNPORT.LAST .DA K.DYNPORT.START
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hDNSSocket .BS 1
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DNS.TmpCache .BS S.DNSCACHE
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ARP.TmpCache .BS S.ARPCACHE
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*--------------------------------------
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SKT.Index .BS 1
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SKT.TABLE .BS K.SKTTABLE.SIZE
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SKT.LOC.ADDR .BS S.SOCKADDR
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SKT.REM.ADDR .BS S.SOCKADDR
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SKT.Cache .EQ *-S.SOCKET.TCP.INTAIL
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.BS S.SOCKET.TCP-S.SOCKET.TCP.INTAIL
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hFrameIn .BS 1
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hFrameOut .BS 1
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HST.SScanF .AZ "%d.%d.%d.%d"
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IP.ID .BS 2
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*--------------------------------------
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MAN
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SAVE usr/src/lib/libtcpip.s
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ASM
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