A2osX/LIB/LIBTCPIP.S.txt
2018-07-18 17:30:42 +02:00

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NEW
PREFIX /A2OSX.BUILD
AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
.TF /A2OSX.BUILD/LIB/LIBTCPIP.O
*--------------------------------------
.INB /A2OSX.BUILD/INC/MACROS.I
.INB /A2OSX.BUILD/INC/A2OSX.I
.INB /A2OSX.BUILD/INC/MLI.ERR.I
.INB /A2OSX.BUILD/INC/NIC.I
.INB /A2OSX.BUILD/INC/LIBTCPIP.I
*--------------------------------------
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
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.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
*--------------------------------------
.1 .DA LIB.LOAD
.DA LIB.UNLOAD
.DA SET.IPCFG
.DA GET.IPCFG
.DA POLL
.DA PULSEA
.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 SKT.MkNodA
.DA SKT.Write
.DA SKT.Read
.DA SKT.ReadA
.DA SKT.PutC
.DA SKT.PutS
.DA SKT.GetC.A
.DA SKT.GetS
*--------------------------------------
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
L.ARP.CACHE .DA ARP.CACHE
L.DNS.CACHE .DA DNS.CACHE
L.SKT.Template .DA SKT.Template
L.HST.SScanF .DA HST.SScanF
L.TmpByte .DA TmpByte
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
.DA 0
*--------------------------------------
LIB.LOAD ldx RefCount
bne .8
sta FD.SSOCK+S.FD.HANDLER
jsr ARP.CLEAR
jsr DNS.CLEAR
>LDYAI K.SKTTABLE.SIZE*S.SOCKET
>SYSCALL GetMem0.YA
bcs .9
stx hSocketTable
.8 inc RefCount
clc
.9 rts
*--------------------------------------
LIB.UNLOAD dec RefCount
bne .8
lda hSocketTable
beq .8
>SYSCALL FreeMem
.8 clc
rts
*--------------------------------------
POLL >PUSHB IPCFG+S.IPCFG.HDEV
>PUSHBI DEVMGR.READBLOCK
>PUSHW 0
>SYSCALL IOCTL
bcs .99 No Frame
stx hFrameIn
>STYA ZPFrameInPtr
lda (ZPFrameInPtr) Get Frame Len
sta ZPFrameInLen
ldy #1
lda (ZPFrameInPtr),y
sta ZPFrameInLen+1
ldy #S.ETH.ETHERTYPE
lda (ZPFrameInPtr),y
tax
iny
lda (ZPFrameInPtr),y
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 FreeMem
.99 rts
*--------------------------------------
* Expire = every sec
* Retry = every 100 msec
*--------------------------------------
PULSEA and #S.EVT.F.T1SEC
beq .1
jsr ARP.EXPIRE
jsr DNS.EXPIRE
.1 jsr DNS.POLL
jmp FRM.RETRY
*--------------------------------------
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
lda #K.DYNPORT.START
ldx /K.DYNPORT.START
sta DYNPORT.LAST
stx DYNPORT.LAST+1
rts CC
.1 lda DYNPORT.LAST
ldx DYNPORT.LAST+1
clc
rts
*--------------------------------------
.INB /A2OSX.SRC/LIB/LIBTCPIP.S.ARP
.INB /A2OSX.SRC/LIB/LIBTCPIP.S.CFG
.INB /A2OSX.SRC/LIB/LIBTCPIP.S.DNS
.INB /A2OSX.SRC/LIB/LIBTCPIP.S.FRM
.INB /A2OSX.SRC/LIB/LIBTCPIP.S.HST
.INB /A2OSX.SRC/LIB/LIBTCPIP.S.ICMP
.INB /A2OSX.SRC/LIB/LIBTCPIP.S.IP
.INB /A2OSX.SRC/LIB/LIBTCPIP.S.SKT
.INB /A2OSX.SRC/LIB/LIBTCPIP.S.TCP
.INB /A2OSX.SRC/LIB/LIBTCPIP.S.UDP
*--------------------------------------
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
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
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
*--------------------------------------
RefCount .DA #0
hSocketTable .BS 1
DevFlags .BS 1
DYNPORT.LAST .DA K.DYNPORT.START
hDNSSocket1 .BS 1
hDNSSocket2 .BS 1
DNS.HostName .BS K.DNS.MAXLEN+1
DNS.TmpCache .BS S.DNSCACHE
ARP.TmpCache .BS S.ARP
SKT.Template .BS S.SOCKET
SKT.TCBCache .BS S.TCB
TmpByte .BS 1
TmpDWord .BS 4
TmpOffset .BS 2
hFrameIn .BS 1
hFrameOut .BS 1
bTextMode .BS 1
HST.SScanF .AZ "%d.%d.%d.%d"
IP.ID .BS 2
IP.CHECKSUM .BS 4
FD.SSOCK .BS 1 S.FD.HANDLER
.DA #S.FD.T.SSOCK
.BS 1 S.FD.SSOCK.HSKT
.DA #0 S.FD.SSOCK.OPEN
.DA #0 S.FD.SSOCK.CLOSE
.DA #0
.DA #0
.DA #0 S.FD.SSOCK.STATUS
*--------------------------------------
MAN
SAVE /A2OSX.SRC/LIB/LIBTCPIP.S
ASM