A2osX/LIB/LIBTCPIP.S.txt
2019-02-05 13:45:15 +00:00

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NEW
PREFIX
AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
.TF LIB/LIBTCPIP
*--------------------------------------
IPDEBUG .EQ 0
*--------------------------------------
.MA ADC16
clc
lda ]1
adc ]2
sta ]1
lda ]1+1
adc ]2+1
sta ]1+1
.EM
*--------------------------------------
.MA SBC16
sec
lda ]1
sbc ]2
sta ]1
lda ]1+1
sbc ]2+1
sta ]1+1
.EM
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/MLI.I
.INB INC/MLI.E.I
.INB INC/NIC.I
.INB INC/ETH.I
.INB INC/LIB.NET.I
.INB 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 CFG.SET
.DA CFG.GET
.DA INCOMING
.DA PULSE
.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.Socket
.DA SKT.Bind
.DA SKT.Connect
.DA SKT.Listen
.DA SKT.Accept
.DA SKT.Shutdown
.DA SKT.Read
.DA SKT.Write
.DA SKT.Recv
.DA SKT.Send
.DA SKT.RecvFrom
.DA SKT.SendTo
.DA SKT.getsockopt
.DA SKT.setsockopt
.DA SKT.GetTable
*--------------------------------------
L.IPCFG .DA IPCFG
L.ARP.REQ .DA ARP.REQ
L.ARP.REP .DA ARP.REP
L.SA.LOCAL .DA SA.LOCAL
L.SA.REMOTE .DA SA.REMOTE
L.DNS.MSG .DA DNS.MSG
L.ARP.CACHE .DA ARP.CACHE
L.DNS.CACHE .DA DNS.CACHE
L.SKT.Table .DA SKT.Table
L.HST.SScanF .DA HST.SScanF
L.IOCTL .DA IOCTL
L.DCB.NIC .DA DCB.NIC
J.TCP.IN .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
J.SKT.Socket .DA SKT.Socket.RAW
.DA SKT.Socket.DGRAM
.DA SKT.Socket.SEQPACKET
.DA SKT.Socket.STREAM
J.SKT.connect .DA SKT.connect.RAW
.DA SKT.connect.DGRAM
.DA SKT.connect.SEQPACKET
.DA SKT.connect.STREAM
J.SKT.shutdown .DA SKT.shutdown.RAW
.DA SKT.shutdown.DGRAM
.DA SKT.shutdown.SEQPACKET
.DA SKT.shutdown.STREAM
J.SKT.send .DA SKT.send.RAW
.DA SKT.send.DGRAM
.DA SKT.send.SEQPACKET
.DA SKT.send.STREAM
.DO IPDEBUG=1
L.MSG.FRM.Dump .DA MSG.FRM.Dump
L.MSG.SKT.Dump .DA MSG.SKT.Dump
.FIN
.DA 0
*--------------------------------------
LIB.LOAD ldx RefCount
bne .8
sta FD.DSOCK+S.FD.DSOCK.IOHANDLER
sta FD.SSOCK+S.FD.SSOCK.IOHANDLER
jsr ARP.CLEAR
jsr DNS.CLEAR
.8 inc RefCount
clc
rts
*--------------------------------------
LIB.UNLOAD dec RefCount
clc
rts
*--------------------------------------
INCOMING sta hFrameIn
>PULLW ZPTmpPtr1
ldy #S.IOCTL.BUFPTR+3
.1 lda (ZPTmpPtr1),y Get Frame Ptr & Len
sta ZPFrameInPtr-S.IOCTL.BUFPTR,y
dey
bpl .1
ldy #S.ETH.EII.TYPE
lda (ZPFrameInPtr),y
tax
iny
lda (ZPFrameInPtr),y
cmp #S.ETH.EII.TYPE.ARP
bne .2
cpx /S.ETH.EII.TYPE.ARP
bne .2
jmp ARP.IN
.2 cmp #S.ETH.EII.TYPE.IP
bne .9
cpx /S.ETH.EII.TYPE.IP
bne .9
jmp IP.IN
.9 sec
rts
*--------------------------------------
* A = S.EVT.F
* Expire = every sec
* Retry = every 100 msec
*--------------------------------------
PULSE and #S.EVT.F.T1SEC
beq .1
jsr ARP.EXPIRE
jsr DNS.EXPIRE
jsr TCP.CLOSE
.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
*--------------------------------------
.DO IPDEBUG=1
FRM.Dump ldy #S.TCPUDP.DSTPORT
lda (ZPFrameInPtr),y
>PUSHA
iny
lda (ZPFrameInPtr),y
>PUSHA
ldy #S.IP.DST+3
lda (ZPFrameInPtr),y
>PUSHA
dey
lda (ZPFrameInPtr),y
>PUSHA
dey
lda (ZPFrameInPtr),y
>PUSHA
dey
lda (ZPFrameInPtr),y
>PUSHA
ldy #S.TCPUDP.SRCPORT
lda (ZPFrameInPtr),y
>PUSHA
iny
lda (ZPFrameInPtr),y
>PUSHA
ldy #S.IP.SRC+3
lda (ZPFrameInPtr),y
>PUSHA
dey
lda (ZPFrameInPtr),y
>PUSHA
dey
lda (ZPFrameInPtr),y
>PUSHA
dey
lda (ZPFrameInPtr),y
>PUSHA
>PUSHBI 12
>LDYA L.MSG.FRM.Dump
>SYSCALL Printf
rts
*--------------------------------------
SKT.Dump ldy #S.SOCKET.REM.PORT+1
lda (ZPPtrSKT),y
>PUSHA
dey
lda (ZPPtrSKT),y
>PUSHA
ldy #S.SOCKET.REM.ADDR+3
lda (ZPPtrSKT),y
>PUSHA
dey
lda (ZPPtrSKT),y
>PUSHA
dey
lda (ZPPtrSKT),y
>PUSHA
dey
lda (ZPPtrSKT),y
>PUSHA
ldy #S.SOCKET.LOC.PORT+1
lda (ZPPtrSKT),y
>PUSHA
dey
lda (ZPPtrSKT),y
>PUSHA
ldy #S.SOCKET.LOC.ADDR+3
lda (ZPPtrSKT),y
>PUSHA
dey
lda (ZPPtrSKT),y
>PUSHA
dey
lda (ZPPtrSKT),y
>PUSHA
dey
lda (ZPPtrSKT),y
>PUSHA
>PUSHBI 12
>LDYA L.MSG.SKT.Dump
>SYSCALL Printf
rts
.FIN
*--------------------------------------
.INB USR/SRC/LIB/LIBTCPIP.S.ARP
.INB USR/SRC/LIB/LIBTCPIP.S.CFG
.INB USR/SRC/LIB/LIBTCPIP.S.DNS
.INB USR/SRC/LIB/LIBTCPIP.S.FRM
.INB USR/SRC/LIB/LIBTCPIP.S.HST
.INB USR/SRC/LIB/LIBTCPIP.S.ICMP
.INB USR/SRC/LIB/LIBTCPIP.S.IP
.INB USR/SRC/LIB/LIBTCPIP.S.SKT
.INB USR/SRC/LIB/LIBTCPIP.S.TCP
.INB USR/SRC/LIB/LIBTCPIP.S.UDP
*--------------------------------------
CS.END
*--------------------------------------
SA.LOCAL .DA #AF.INET S.SOCKADDR.AF
.BS 1
.BS 4 S.SOCKADDR.ADDR
.BS 2 S.SOCKADDR.PORT
*--------------------------------------
SA.REMOTE .DA #AF.INET S.SOCKADDR.AF
.BS 1
.BS 4 S.SOCKADDR.ADDR
.BS 2 S.SOCKADDR.PORT
*--------------------------------------
FD.DSOCK .DA #S.FD.T.DSOCK
.DA #0 S.FD.HANDLER
.BS 1 S.FD.DSOCK.IOHANDLER
.DA #0 S.FD.DSOCK.OPEN
.DA #0 S.FD.DSOCK.CLOSE
.DA #LIBTCPIP.Recv
.DA #LIBTCPIP.Send
.DA #0 S.FD.DSOCK.STATUS
*--------------------------------------
.DA #AF.INET S.SOCKET.AF
.BS 1 S.SOCKET.T
.BS 1 S.SOCKET.PROTO
FD.DSOCK.SIZE .EQ *-FD.DSOCK
*--------------------------------------
FD.SSOCK .DA #S.FD.T.SSOCK
.DA #0 S.FD.HANDLER
.BS 1 S.FD.SSOCK.IOHANDLER
.DA #0 S.FD.SSOCK.OPEN
.DA #0 S.FD.SSOCK.CLOSE
.DA #LIBTCPIP.Read
.DA #LIBTCPIP.Write
.DA #0 S.FD.DSOCK.STATUS
*--------------------------------------
.DA #AF.INET S.SOCKET.AF
.DA #S.SOCKET.T.STREAM
.DA #S.IP.PROTOCOL.TCP
FD.SSOCK.SIZE .EQ *-FD.SSOCK
*--------------------------------------
IOCTL .BS S.IOCTL
DCB.NIC .BS S.DCB.NIC
IPCFG .BS S.IPCFG
ARP.CACHE .BS K.ARPCACHE.SIZE*S.ARPCACHE
DNS.CACHE .BS K.DNSCACHE.SIZE*S.DNSCACHE
*--------------------------------------
ARP.REQ .HS FFFFFFFFFFFF S.ETH.DSTMAC
ARP.REQ.SRCMAC .BS 6
ARP.REQ.ETYPE .DA /S.ETH.EII.TYPE.ARP
.DA #S.ETH.EII.TYPE.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 .EQ *
ARP.REP.DSTMAC .BS 6
ARP.REP.SRCMAC .BS 6
ARP.REP.ETYPE .DA /S.ETH.EII.TYPE.ARP
.DA #S.ETH.EII.TYPE.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.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
*--------------------------------------
DNS.MSG.LEN .BS 2
*--------------------------------------
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
FRM.QUEUE.LenL .BS K.FRMQUEUE.SIZE
FRM.QUEUE.LenH .BS K.FRMQUEUE.SIZE
*--------------------------------------
RefCount .DA #0
DYNPORT.LAST .DA K.DYNPORT.START
hDNSSocket .BS 1
DNS.TmpCache .BS S.DNSCACHE
ARP.TmpCache .BS S.ARP
*--------------------------------------
SKT.Index .BS 1
SKT.TABLE .BS K.SKTTABLE.SIZE
SKT.LOC.ADDR .BS S.SOCKADDR
SKT.REM.ADDR .BS S.SOCKADDR
SKT.Cache .BS S.SOCKET.TCP
TmpDWord .BS 4
TmpOffset .BS 2
hFrameIn .BS 1
hFrameOut .BS 1
HST.SScanF .AZ "%d.%d.%d.%d"
IP.ID .BS 2
IP.CHECKSUM .BS 2
.DO IPDEBUG=1
MSG.FRM.Dump .AZ "FRM:SRC=%d.%d.%d.%d:%D DST=%d.%d.%d.%d:%D\r\n"
MSG.SKT.Dump .AZ "SKT:LOC=%d.%d.%d.%d:%D REM=%d.%d.%d.%d:%D\r\n"
.FIN
*--------------------------------------
MAN
SAVE USR/SRC/LIB/LIBTCPIP.S
ASM