A2osX/LIB/LIBTCPIP.S.txt

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PR#3
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PREFIX /A2OSX.SRC
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NEW
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/LIBTCPIP.I
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*--------------------------------------
ZPFrameBase1 .EQ ZPLIB
ZPFrameLen1 .EQ ZPLIB+2
*ZPFramePtr1 .EQ ZPLIB+4
ZPPtrIP .EQ ZPLIB+12
ZPPtrMAC .EQ ZPLIB+14
ZPPtrDNS .EQ ZPLIB+16
ZPPtrSKT .EQ ZPLIB+18
ZPTmpPtr1 .EQ ZPLIB+20
ZPTmpPtr2 .EQ ZPLIB+22
ZPTmpPtr3 .EQ ZPLIB+24
ZPDataPtr .EQ ZPLIB+26
ZPDataLen .EQ ZPLIB+28
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ZPCachePtr .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 NEW.ICMP.FRAME
.DA NEW.TCP.FRAME
.DA NEW.UDP.FRAME
.DA NEW.IP.FRAME
.DA $ffff NEW.ARP.FRAME
.DA $ffff NEW.ETH.FRAME
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.DA SEND.ICMP.FRAME
.DA SEND.TCP.FRAME
.DA SEND.UDP.FRAME
.DA SEND.IP.FRAME
.DA $ffff SEND.ARP.FRAME
.DA $ffff SEND.ETH.FRAME
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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 RCVD.FRAMEA
.DA PULSEA
.DA SKT.NEW
.DA $FFFF
.DA SKT.ACCEPTA
.DA SKT.SENDA
.DA SKT.SEND
.DA SKT.RCVDA
.DA $FFFF
.DA SKT.CLOSEA
.DA SKT.GETTABLE
.DA SKT.GETA
.DA HST.GETBYNAME
.DA HST.GETBYADDR
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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.TABLE .DA SKT.TABLE
L.TmpSocket .DA TmpSocket
L.TCP.MSG .DA TCP.MSG
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.DA 0
*--------------------------------------
LIB.LOAD lda bFirstLoad
bne .8
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jsr ARP.CLEAR
jsr DNS.CLEAR
>LDYAI K.DYNPORT.START
>STYA DYNPORT.LAST
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inc bFirstLoad
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.8 clc
rts
*--------------------------------------
LIB.UNLOAD clc
rts
*--------------------------------------
* Expire = every sec
* Retry = every 100 msec
*--------------------------------------
PULSEA asl
bpl .1
jsr ARP.EXPIRE
jsr DNS.EXPIRE
.1 jmp FRM.RETRY
*--------------------------------------
ToLowerCaseA cmp #'A'
bcc .1
cmp #'Z'+1
bcs .1
adc #$20
.1 rts
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*--------------------------------------
GetDynPort inc DYNPORT.LAST
bne .1
inc DYNPORT.LAST+1
lda DYNPORT.LAST
sec
sbc #K.DYNPORT.END
lda DYNPORT.LAST+1
sbc /K.DYNPORT.END
bcs .1
>LDAXI K.DYNPORT.START
>STAX DYNPORT.LAST
rts CC
.1 >LDAX DYNPORT.LAST
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clc
rts
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*--------------------------------------
DecDataLen lda ZPDataLen
bne .1
lda ZPDataLen+1
beq .9
dec ZPDataLen+1
.1 dec ZPDataLen
lda #$FF Make NZ
.9 rts
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*--------------------------------------
NetDevJmp jmp $ffff
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*--------------------------------------
.INB LIB/LIBTCPIP.S.CFG
.INB LIB/LIBTCPIP.S.FRM
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.INB LIB/LIBTCPIP.S.ARP
.INB LIB/LIBTCPIP.S.IP
.INB LIB/LIBTCPIP.S.ICMP
.INB LIB/LIBTCPIP.S.UDP
.INB LIB/LIBTCPIP.S.TCP
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.INB LIB/LIBTCPIP.S.DNS
.INB LIB/LIBTCPIP.S.SKT
.INB LIB/LIBTCPIP.S.HST
*--------------------------------------
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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
*--------------------------------------
TCP.MSG .DA S.TCP-2+4 +4 bytes for MSS option
.BS 12 ETH:MAC+MAC
.DA /S.ETH.ETHERTYPE.IP
.DA #S.ETH.ETHERTYPE.IP
.DA $0045 IP:
.BS 6 LEN+ID+Frag
.DA #K.IP.TTL
.DA #S.IP.PROTOCOL.TCP
.BS 2 Checksum
.BS 8 IP:DST,SRC
.BS 4 TCP:Ports
.BS 8 SEQ,ACK
.DA #$60 6 DWORD
.BS 1 Options
.DA /K.TCP.WSIZE
.DA #K.TCP.WSIZE
.BS 4 CHK,URG
.HS 0204 MSS option
.DA /K.TCP.MSS
.DA #K.TCP.MSS
*--------------------------------------
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
.BS 16
*--------------------------------------
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
SKT.TABLE .BS K.SKTTABLE.SIZE*S.SOCKET
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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DevFlags .BS 1
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DYNPORT.LAST .BS 2
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
TmpDWord .BS 4
TmpSocket .BS S.SOCKET
hFrame1 .BS 1
hSocket .BS 1
TmpOffset .BS 2
HST.DecStr .BS 4
HST.IP .BS 5
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IP.CHECKSUM .BS 4
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*--------------------------------------
MAN
SAVE LIB/LIBTCPIP.S
ASM