mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-26 13:49:18 +00:00
312 lines
6.3 KiB
Plaintext
312 lines
6.3 KiB
Plaintext
PR#3
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PREFIX /A2OSX.SRC
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NEW
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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 INC/MACROS.I
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.INB INC/A2OSX.I
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.INB INC/LIBTCPIP.I
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*--------------------------------------
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ZPFrameBase1 .EQ ZPLIB
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ZPFrameLen1 .EQ ZPLIB+2
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ZPFramePtr1 .EQ ZPLIB+4
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ZPFrameBase2 .EQ ZPBIN+6
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ZPFrameLen2 .EQ ZPBIN+8
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ZPFramePtr2 .EQ ZPBIN+10
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ZPPtrIP .EQ ZPLIB+12
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ZPPtrMAC .EQ ZPLIB+14
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ZPPtrDNS .EQ ZPLIB+16
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ZPPtrSKT .EQ ZPLIB+18
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ZPTmpPtr1 .EQ ZPLIB+20
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ZPTmpPtr2 .EQ ZPLIB+22
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ZPDataPtr .EQ ZPLIB+24
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ZPDataLen .EQ ZPLIB+26
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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 NEW.ICMP.FRAME
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.DA NEW.TCP.FRAME
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.DA NEW.UDP.FRAME
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.DA NEW.IP.FRAME
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.DA NEW.ARP.FRAME
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.DA NEW.ETH.FRAME
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.DA SEND.ICMP.FRAME
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.DA SEND.TCP.FRAME
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.DA SEND.UDP.FRAME
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.DA SEND.IP.FRAME
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.DA SEND.ARP.FRAME
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.DA 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 ARP.IN
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.DA IP.IN
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.DA SKT.NEW
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.DA SKT.LISTEN
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.DA SKT.ACCEPT
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.DA SKT.SENDA
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.DA SKT.SEND
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.DA SKT.RCVDA
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.DA SKT.RCVD
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.DA SKT.CLOSE
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.DA SKT.GETTABLE
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*--------------------------------------
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L.IPCFG .DA IPCFG
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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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.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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>LDYA 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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* PULLW = PTR to S.IPCFG
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*--------------------------------------
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SET.IPCFG >PULLW ZPTmpPtr1
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ldy #0
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.1 lda (ZPTmpPtr1),y
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sta IPCFG,y
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iny
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cpy #S.IPCFG
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bne .1
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lda IPCFG+S.IPCFG.HDEV
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>SYSCALL SYS.GetDevByIDA
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>STYA NetDevJmp+1
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ldx #DEVMGR.GETINFO
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jsr NetDevJmp
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>STYA ZPTmpPtr2
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ldy #S.DEVINFO.FLAGS
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lda (ZPTmpPtr2),y
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sta DevFlags
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and #S.DEVINFO.FLAGS.ARPOFFLOAD
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beq .2
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>LDYA ZPTmpPtr1
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ldx #DEVMGR.SETIPCFG
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jsr NetDevJmp
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.2 >LDYA ZPTmpPtr1
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clc
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rts
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*--------------------------------------
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* grab a copy on the fly for lib function
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* OUT :
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* Y,A = PTR to S.IPCFG
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*--------------------------------------
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GET.IPCFG >LDYA L.IPCFG
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clc
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rts
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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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MakeIPReply >LDAXI S.IP.SRC
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jsr SetFramePtr1AX
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>LDAXI S.IP.DST
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jsr SetFramePtr2AX
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ldy #4
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jsr CopyFramePtr12
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>LDAXI S.IP.DST
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jsr SetFramePtr1AX
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>LDAXI S.IP.SRC
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jsr SetFramePtr2AX
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ldy #4
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jsr CopyFramePtr12
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>LDAXI S.ETH.SRCMAC
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jsr SetFramePtr1AX
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>LDAXI S.ETH.DSTMAC
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jsr SetFramePtr2AX
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ldy #6
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jsr CopyFramePtr12
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rts
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*--------------------------------------
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* A,X = Frame PTR
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*--------------------------------------
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SetFramePtr1AX clc
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adc ZPFrameBase1
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sta ZPFramePtr1
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txa
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adc ZPFrameBase1+1
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sta ZPFramePtr1+1
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rts
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*--------------------------------------
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* A,X = Frame PTR
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*--------------------------------------
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SetFramePtr2AX clc
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adc ZPFrameBase2
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sta ZPFramePtr2
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txa
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adc ZPFrameBase2+1
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sta ZPFramePtr2+1
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rts
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*--------------------------------------
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* Y = bytes to copy from ZPFramePtr1 to ZPFramePtr2
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*--------------------------------------
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CopyFramePtr12 dey
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lda (ZPFramePtr1),y
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sta (ZPFramePtr2),y
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tya
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bne CopyFramePtr12
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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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sec
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sbc #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.END
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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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PSTR2DNSHostName >STYA ZPTmpPtr1
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lda (ZPTmpPtr1)
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beq .9
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cmp #K.DNS.MAXLEN-1
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bcs .9
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tay
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inc
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sta DNSHostNameLen
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lda #0 Ending 0
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sta DNSHostName+1,y
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ldx #0
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.1 lda (ZPTmpPtr1),y
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and #$7f
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cmp #'.'
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beq .2
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cmp #'A'
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bcc .10
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cmp #'Z'+1
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bcs .10
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adc #$20
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.10 inx
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bra .3
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.2 txa
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ldx #0
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.3 sta DNSHostName,y
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dey
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bne .1
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stx DNSHostName
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clc
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rts
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.9 sec
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rts
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*--------------------------------------
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DecDataLen lda ZPDataLen
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bne .1
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lda ZPDataLen+1
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beq .9
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dec ZPDataLen+1
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.1 dec ZPDataLen
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lda #$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.FRM
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.INB LIB/LIBTCPIP.S.ARP
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.INB LIB/LIBTCPIP.S.IP
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.INB LIB/LIBTCPIP.S.ICMP
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.INB LIB/LIBTCPIP.S.UDP
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.INB LIB/LIBTCPIP.S.TCP
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.INB LIB/LIBTCPIP.S.DNS
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.INB LIB/LIBTCPIP.S.SKT
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*--------------------------------------
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CS.END
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*--------------------------------------
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bFirstLoad .DA #0
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Status .BS 1
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DevFlags .BS 1
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DNSMessageID .BS 2
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DNSDynamicPort .BS 2
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DNSHostTTL .BS 4
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DNSHostName .BS K.DNS.MAXLEN+1
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DNSHostNameLen .BS 1
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IP.CHECKSUM .BS 4
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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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hSocket .BS 1
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bFound .BS 1
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DYNPORT.LAST .BS 2
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*TmpCounter .BS 2
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TmpOffset .BS 2
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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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