A2osX/LIB/LIBTCPIP.S.txt

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PR#3
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PREFIX /A2OSX.SRC
LOMEM $900
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INC 1
AUTO 6
.LIST OFF
.OP 65C02
.OR $2000
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.TF /A2OSX.BOOT/LIB/LIBTCPIP.O
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*--------------------------------------
.INB /A2OSX.DEV/INC/MACROS.I
.INB /A2OSX.DEV/INC/A2OSX.I
.INB /A2OSX.DEV/INC/MLI.ERR.I
.INB /A2OSX.DEV/INC/LIBTCPIP.I
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*--------------------------------------
ZPFrameInPtr .EQ ZPLIB
ZPFrameInLen .EQ ZPLIB+2
ZPDataInPtr .EQ ZPLIB+4
ZPDataInLen .EQ ZPLIB+6
ZPFrameOutPtr .EQ ZPLIB+8
ZPFrameOutLen .EQ ZPLIB+10
ZPDataOutPtr .EQ ZPLIB+12
ZPDataOutLen .EQ ZPLIB+14
ZPPtrIP .EQ ZPLIB+16
ZPPtrMAC .EQ ZPLIB+18
ZPPtrDNS .EQ ZPLIB+20
ZPPtrSKT .EQ ZPLIB+22
ZPCachePtr .EQ ZPLIB+24
ZPTmpPtr1 .EQ ZPLIB+26
ZPTmpPtr2 .EQ ZPLIB+28
ZPTmpPtr3 .EQ ZPLIB+30
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*--------------------------------------
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* File Header (16 Bytes)
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*--------------------------------------
CS.START cld
jmp (.1,x)
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.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
.DA 0
.DA CS.END-CS.START
.DA 0
.DA 0
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
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.1 .DA LIB.LOAD
.DA LIB.UNLOAD
.DA SET.IPCFG
.DA GET.IPCFG
.DA POLL
.DA PULSEA
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.DA ARP.CLEAR
.DA ARP.QUERY
.DA ARP.ADD
.DA ARP.GETCACHE
.DA DNS.CLEAR
.DA DNS.QUERY
.DA DNS.ADD
.DA DNS.GETCACHE
.DA HST.GETBYNAME
.DA HST.GETBYADDR
.DA SKT.New
.DA SKT.CLOSEA
.DA SKT.GETTABLE
.DA SKT.GETA
.DA SKT.ACCEPTA
.DA $FFFF
.DA SKT.Write
.DA SKT.Read
.DA SKT.ReadA
.DA SKT.PutC
.DA SKT.PutS
.DA SKT.GetCA
.DA SKT.GetS
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*--------------------------------------
L.IPCFG .DA IPCFG
L.ARP.REQ .DA ARP.REQ
L.ARP.REP .DA ARP.REP
L.DNS.SOCKET .DA DNS.SOCKET
L.DNS.MSG .DA DNS.MSG
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L.ARP.CACHE .DA ARP.CACHE
L.DNS.CACHE .DA DNS.CACHE
L.SKT.Template .DA SKT.Template
L.TCP.IN.JMP .DA TCP.IN.JMP.CLOSED
.DA TCP.IN.JMP.LISTEN
.DA TCP.IN.JMP.SYNSENT
.DA TCP.IN.JMP.SYNRCVD
.DA TCP.IN.JMP.ESTBLSH
.DA TCP.IN.JMP.CLWAIT
.DA TCP.IN.JMP.LASTACK
.DA TCP.IN.JMP.FINWT1
.DA TCP.IN.JMP.FINWT2
.DA TCP.IN.JMP.CLOSING
.DA TCP.IN.JMP.TIMEWT
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.DA 0
*--------------------------------------
LIB.LOAD lda bFirstLoad
bne .8
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jsr ARP.CLEAR
jsr DNS.CLEAR
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>PUSHWI K.SKTTABLE.SIZE*S.SOCKET
>PUSHBI S.MEM.F.INIT0
>SYSCALL GetMem
bcs .9
stx hSocketTable
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inc bFirstLoad
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.8 clc
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.9 rts
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*--------------------------------------
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LIB.UNLOAD lda hSocketTable
beq .8
>SYSCALL FreeMemA
.8 clc
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rts
*--------------------------------------
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POLL ldx #DEVMGR.READBLOCK
jsr NetDevJmp
bcs .99 No Frame
stx hFrameIn
>STYA ZPFrameInPtr
lda (ZPFrameInPtr) Get Frame Len
sta ZPFrameInLen
ldy #1
lda (ZPFrameInPtr),y
sta ZPFrameInLen+1
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ldy #S.ETH.ETHERTYPE
lda (ZPFrameInPtr),y
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tax
iny
lda (ZPFrameInPtr),y
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cmp #S.ETH.ETHERTYPE.ARP
bne .1
cpx /S.ETH.ETHERTYPE.ARP
bne .1
jmp ARP.IN
.1 cmp #S.ETH.ETHERTYPE.IP
bne .9
cpx /S.ETH.ETHERTYPE.IP
bne .9
jmp IP.IN
.9 lda hFrameIn
>SYSCALL FreeMemA
.99 rts
*--------------------------------------
* Expire = every sec
* Retry = every 100 msec
*--------------------------------------
PULSEA and #S.EVT.F.T1SEC
beq .1
jsr ARP.EXPIRE
jsr DNS.EXPIRE
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.1 jsr DNS.POLL
jmp FRM.RETRY
*--------------------------------------
ToLowerCaseA cmp #'A'
bcc .1
cmp #'Z'+1
bcs .1
adc #$20
.1 rts
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*--------------------------------------
GetDynPort inc DYNPORT.LAST
bne .1
inc DYNPORT.LAST+1
lda DYNPORT.LAST
cmp #K.DYNPORT.END
lda DYNPORT.LAST+1
sbc /K.DYNPORT.END
bcs .1
>LDAXI K.DYNPORT.START
>STAX DYNPORT.LAST
rts CC
.1 >LDAX DYNPORT.LAST
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clc
rts
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*--------------------------------------
DecDataInLen lda ZPDataInLen
bne .1
lda ZPDataInLen+1
beq .9
dec ZPDataInLen+1
.1 dec ZPDataInLen
lda #$FF Make NZ
.9 rts
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*--------------------------------------
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NetDevJmp jmp *
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*--------------------------------------
.INB LIB/LIBTCPIP.S.ARP
.INB LIB/LIBTCPIP.S.CFG
.INB LIB/LIBTCPIP.S.DNS
.INB LIB/LIBTCPIP.S.FRM
.INB LIB/LIBTCPIP.S.HST
.INB LIB/LIBTCPIP.S.ICMP
.INB LIB/LIBTCPIP.S.IP
.INB LIB/LIBTCPIP.S.SKT
.INB LIB/LIBTCPIP.S.TCP
.INB LIB/LIBTCPIP.S.UDP
*--------------------------------------
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CS.END
*--------------------------------------
ARP.REQ .DA S.ARP-2 Frame size
ARP.REQ.DSTMAC .HS FFFFFFFFFFFF
ARP.REQ.SRCMAC .BS 6
ARP.REQ.ETYPE .DA /S.ETH.ETHERTYPE.ARP
.DA #S.ETH.ETHERTYPE.ARP
.HS 0001.0800.06.04
ARP.REQ.OP .DA /S.ARP.OPERATION.REQ
.DA #S.ARP.OPERATION.REQ
ARP.REQ.SHA .BS 6
ARP.REQ.SPA .BS 4
ARP.REQ.THA .BS 6
ARP.REQ.TPA .BS 4
*--------------------------------------
ARP.REP .DA S.ARP-2 Frame size
ARP.REP.DSTMAC .BS 6
ARP.REP.SRCMAC .BS 6
ARP.REP.ETYPE .DA /S.ETH.ETHERTYPE.ARP
.DA #S.ETH.ETHERTYPE.ARP
.HS 0001.0800.06.04
ARP.REP.OP .DA /S.ARP.OPERATION.REP
.DA #S.ARP.OPERATION.REP
ARP.REP.SHA .BS 6
ARP.REP.SPA .BS 4
ARP.REP.THA .BS 6
ARP.REP.TPA .BS 4
*--------------------------------------
DNS.SOCKET .DA #S.SOCKET.SOCK.DGRAM
.BS 3
DNS.SOCKET.SA .BS 4
DNS.SOCKET.SP .DA 0 Dynamic
DNS.SOCKET.DA .BS 4
DNS.SOCKET.DP .DA UDP.PORT.DNS
*--------------------------------------
DNS.MSG.LEN .BS 2
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DNS.MSG
DNS.MSG.ID .BS 2
.DA /S.DNS.F.RD Flags=query
.DA #S.DNS.F.RD
.DA $100 QDCOUNT
.BS 6 ANCOUNT,NSCOUNT,ARCOUNT
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DNS.MSG.NAME .BS K.DNS.MAXLEN+6
*--------------------------------------
IPCFG .BS S.IPCFG
ARP.CACHE .BS K.ARPCACHE.SIZE*S.ARPCACHE
DNS.CACHE .BS K.DNSCACHE.SIZE*S.DNSCACHE
FRM.QUEUE.Tail .BS 1
FRM.QUEUE.Head .BS 1
FRM.QUEUE.hMem .BS K.FRMQUEUE.SIZE
FRM.QUEUE.State .BS K.FRMQUEUE.SIZE
FRM.QUEUE.Retry .BS K.FRMQUEUE.SIZE
*--------------------------------------
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bFirstLoad .DA #0
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hSocketTable .BS 1
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DevFlags .BS 1
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DYNPORT.LAST .DA K.DYNPORT.START
hDNSSocket1 .BS 1
hDNSSocket2 .BS 1
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DNS.HostNameLen .BS 1
DNS.HostName .BS K.DNS.MAXLEN+1
DNS.TmpCache .BS S.DNSCACHE
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ARP.TmpCache .BS S.ARP
SKT.Template .BS S.SOCKET.TEMPLATE
SKT.TCBCache .BS S.SOCKET
TmpDWord .BS 4
TmpOffset .BS 2
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hFrameIn .BS 1
hFrameOut .BS 1
hSocket .BS 1
bTextMode .BS 1
HST.DecStr .BS 4
HST.IP .BS 5
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IP.ID .BS 2
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IP.CHECKSUM .BS 4
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*--------------------------------------
MAN
SAVE LIB/LIBTCPIP.S
ASM