mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-26 13:49:18 +00:00
333 lines
7.4 KiB
Plaintext
333 lines
7.4 KiB
Plaintext
PR#3
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PREFIX /A2OSX.SRC
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LOMEM $A00
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INC 1
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AUTO 6
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.LIST OFF
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.OP 65C02
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.OR $2000
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.TF /A2OSX.BOOT/LIB/LIBTCPIP.O
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*--------------------------------------
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.INB /A2OSX.DEV/INC/MACROS.I
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.INB /A2OSX.DEV/INC/A2OSX.I
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.INB /A2OSX.DEV/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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ZPPtrIP .EQ ZPLIB+16
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ZPPtrMAC .EQ ZPLIB+18
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ZPPtrDNS .EQ ZPLIB+20
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ZPPtrSKT .EQ ZPLIB+22
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ZPCachePtr .EQ ZPLIB+24
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ZPTmpPtr1 .EQ ZPLIB+26
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ZPTmpPtr2 .EQ ZPLIB+28
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ZPTmpPtr3 .EQ ZPLIB+30
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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 SET.IPCFG
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.DA GET.IPCFG
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.DA $ffff NEW.ICMP.FRAME
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.DA $ffff NEW.TCP.FRAME
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.DA $ffff NEW.UDP.FRAME
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.DA $ffff NEW.IP.FRAME
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.DA $ffff NEW.ARP.FRAME
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.DA $ffff NEW.ETH.FRAME
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.DA $ffff SEND.ICMP.FRAME
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.DA $ffff SEND.TCP.FRAME
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.DA $ffff SEND.UDP.FRAME
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.DA $ffff SEND.IP.FRAME
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.DA $ffff SEND.ARP.FRAME
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.DA $ffff SEND.ETH.FRAME
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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 POLL
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.DA PULSEA
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.DA SKT.NEW
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.DA $FFFF
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.DA SKT.ACCEPTA
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.DA $FFFF
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.DA SKT.SEND
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.DA SKT.RCVDA
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.DA $FFFF
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.DA SKT.CLOSEA
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.DA SKT.GETTABLE
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.DA SKT.GETA
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.DA HST.GETBYNAME
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.DA HST.GETBYADDR
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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.DNS.SOCKET .DA DNS.SOCKET
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L.DNS.MSG .DA DNS.MSG
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L.ARP.CACHE .DA ARP.CACHE
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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.TmpSocket .DA TmpSocket
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L.TCP.MSG .DA TCP.MSG
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L.TCP.IN.JMP .DA TCP.IN.JMP.CLOSED
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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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.DA 0
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*--------------------------------------
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LIB.LOAD lda bFirstLoad
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bne .8
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jsr ARP.CLEAR
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jsr DNS.CLEAR
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>LDYAI K.DYNPORT.START
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>STYA DYNPORT.LAST
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inc bFirstLoad
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.8 clc
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rts
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*--------------------------------------
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LIB.UNLOAD clc
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rts
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*--------------------------------------
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POLL ldx #DEVMGR.READBLOCK
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jsr NetDevJmp
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bcs .99 No Frame
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stx hFrameIn
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>STYA ZPFrameInPtr
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lda (ZPFrameInPtr) Get Frame Len
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sta ZPFrameInLen
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ldy #1
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lda (ZPFrameInPtr),y
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sta ZPFrameInLen+1
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ldy #S.ETH.ETHERTYPE
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lda (ZPFrameInPtr),y
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tax
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iny
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lda (ZPFrameInPtr),y
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cmp #S.ETH.ETHERTYPE.ARP
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bne .1
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cpx /S.ETH.ETHERTYPE.ARP
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bne .1
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jmp ARP.IN
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.1 cmp #S.ETH.ETHERTYPE.IP
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bne .9
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cpx /S.ETH.ETHERTYPE.IP
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bne .9
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jmp IP.IN
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.9 lda hFrameIn
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>SYSCALL FreeMemA
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.99 rts
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*--------------------------------------
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* Expire = every sec
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* Retry = every 100 msec
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*--------------------------------------
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PULSEA and #S.EVT.F.T1SEC
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beq .1
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jsr ARP.EXPIRE
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jsr DNS.EXPIRE
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.1 jsr DNS.POLL
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jmp FRM.RETRY
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*--------------------------------------
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ToLowerCaseA cmp #'A'
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bcc .1
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cmp #'Z'+1
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bcs .1
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adc #$20
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.1 rts
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*--------------------------------------
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GetDynPort inc DYNPORT.LAST
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bne .1
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inc DYNPORT.LAST+1
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lda DYNPORT.LAST
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cmp #K.DYNPORT.END
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lda DYNPORT.LAST+1
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sbc /K.DYNPORT.END
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bcs .1
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>LDAXI K.DYNPORT.START
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>STAX DYNPORT.LAST
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rts CC
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.1 >LDAX DYNPORT.LAST
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clc
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rts
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*--------------------------------------
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DecDataInLen lda ZPDataInLen
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bne .1
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lda ZPDataInLen+1
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beq .9
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dec ZPDataInLen+1
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.1 dec ZPDataInLen
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lda #$FF Make NZ
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.9 rts
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*--------------------------------------
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NetDevJmp jmp *
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*--------------------------------------
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.INB LIB/LIBTCPIP.S.ARP
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.INB LIB/LIBTCPIP.S.CFG
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.INB LIB/LIBTCPIP.S.DNS
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.INB LIB/LIBTCPIP.S.FRM
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.INB LIB/LIBTCPIP.S.HST
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.INB LIB/LIBTCPIP.S.ICMP
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.INB LIB/LIBTCPIP.S.IP
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.INB LIB/LIBTCPIP.S.SKT
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.INB LIB/LIBTCPIP.S.TCP
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.INB LIB/LIBTCPIP.S.UDP
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*--------------------------------------
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CS.END
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*--------------------------------------
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ARP.REQ .DA S.ARP-2 Frame size
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ARP.REQ.DSTMAC .HS FFFFFFFFFFFF
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ARP.REQ.SRCMAC .BS 6
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ARP.REQ.ETYPE .DA /S.ETH.ETHERTYPE.ARP
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.DA #S.ETH.ETHERTYPE.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 .DA S.ARP-2 Frame size
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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.ETHERTYPE.ARP
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.DA #S.ETH.ETHERTYPE.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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TCP.MSG .DA S.TCP-2+4 +4 bytes for MSS option
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.BS 12 ETH:MAC+MAC
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.DA /S.ETH.ETHERTYPE.IP
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.DA #S.ETH.ETHERTYPE.IP
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.DA $0045 IP:
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.BS 6 LEN+ID+Frag
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.DA #K.IP.TTL
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.DA #S.IP.PROTOCOL.TCP
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.BS 2 Checksum
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.BS 8 IP:DST,SRC
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.BS 4 TCP:Ports
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.BS 8 SEQ,ACK
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.DA #$60 6 DWORD
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.BS 1 Options
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.DA /K.TCP.WSIZE
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.DA #K.TCP.WSIZE
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.BS 4 CHK,URG
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.HS 0204 MSS option
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.DA /K.TCP.MSS
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.DA #K.TCP.MSS
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*--------------------------------------
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DNS.SOCKET .DA #S.SOCKET.SOCK.DGRAM
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.BS 3
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DNS.SOCKET.SA .BS 4
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DNS.SOCKET.SP .DA 0 Dynamic
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DNS.SOCKET.DA .BS 4
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DNS.SOCKET.DP .DA UDP.PORT.DNS
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.BS 16
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*--------------------------------------
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DNS.MSG.LEN .BS 2
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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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IPCFG .BS S.IPCFG
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ARP.CACHE .BS K.ARPCACHE.SIZE*S.ARPCACHE
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DNS.CACHE .BS K.DNSCACHE.SIZE*S.DNSCACHE
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SKT.TABLE .BS K.SKTTABLE.SIZE*S.SOCKET
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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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*--------------------------------------
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bFirstLoad .DA #0
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DevFlags .BS 1
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DYNPORT.LAST .BS 2
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hDNSSocket1 .BS 1
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hDNSSocket2 .BS 1
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DNS.HostNameLen .BS 1
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DNS.HostName .BS K.DNS.MAXLEN+1
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DNS.TmpCache .BS S.DNSCACHE
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ARP.TmpCache .BS S.ARP
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TmpDWord .BS 4
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TmpSocket .BS S.SOCKET
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hFrameIn .BS 1
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hFrameOut .BS 1
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hSocket .BS 1
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TmpOffset .BS 2
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HST.DecStr .BS 4
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HST.IP .BS 5
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IP.CHECKSUM .BS 4
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*--------------------------------------
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MAN
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SAVE LIB/LIBTCPIP.S
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ASM
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