mirror of
https://github.com/A2osX/A2osX.git
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202 lines
4.0 KiB
Plaintext
202 lines
4.0 KiB
Plaintext
PR#3
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PREFIX /A2OSX.BUILD
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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.BUILD/BIN/ARP
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*--------------------------------------
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.INB /A2OSX.BUILD/INC/MACROS.I
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.INB /A2OSX.BUILD/INC/A2OSX.I
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.INB /A2OSX.BUILD/INC/LIBTCPIP.I
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*--------------------------------------
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TIMEOUT.MAX .EQ 40 40*100ms = 4 sec.
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*--------------------------------------
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ZPPTR1 .EQ ZPBIN
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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 DS.END-DS.START Data Segment to Allocate
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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 CS.INIT
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.DA CS.RUN
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.DA CS.DOEVENT
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.DA CS.QUIT
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L.LIBTCPIP .DA LIBTCPIP
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L.SSCANF.IP .DA SSCANF.IP
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L.DST.IP .DA DST.IP
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L.DST.MAC .DA DST.MAC
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L.MSG0 .DA MSG0
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L.MSG1 .DA MSG1
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L.MSG2 .DA MSG2
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.DA 0
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*--------------------------------------
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CS.INIT >LDYA L.LIBTCPIP
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>SYSCALL LoadLibYA
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sta hLIBTCPIP
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lda (pPs)
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ora #S.PS.F.EVENT Now accept events
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sta (pPs)
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clc
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rts
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*--------------------------------------
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CS.RUN >SYSCALL GetArgC
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cmp #1
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bne .1
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jmp CS.RUN.DUMP
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.1 >PUSHW L.DST.IP
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>PUSHW L.SSCANF.IP
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lda #1
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>SYSCALL GetArg.A
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>PUSHYA
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>SYSCALL SSCANF
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bcc CS.RUN.QUERY
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lda #K.E.SYN
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sec
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rts
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*--------------------------------------
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CS.RUN.QUERY jsr Init.Timeout
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.1 >PUSHW L.DST.MAC
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>PUSHW L.DST.IP
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>LIBCALL hLIBTCPIP,LIBTCPIP.ARP.QUERY
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bcc .2 success, print & exit
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jsr Wait.TimeOut
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bcs .9
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>SYSCALL Sleep
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>SYSCALL GetC
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bcs .1
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cmp #3
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beq .8
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bra .1
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.2 ldx #5
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.3 >PUSHB DST.MAC,x
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dex
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bpl .3
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ldx #3
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.4 >PUSHB DST.IP,x
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dex
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bpl .4
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>LDYA L.MSG2
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>SYSCALL PrintF.YA
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.8 lda #0
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.9 sec
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rts
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*--------------------------------------
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CS.RUN.DUMP >LIBCALL hLIBTCPIP,LIBTCPIP.ARP.GetC.ACHE
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>STYA ZPPTR1
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>LDYA L.MSG0
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>SYSCALL PrintF.YA
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ldx #K.ARPCACHE.SIZE
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.1 lda (ZPPTR1)
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beq .4
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ldy #S.ARPCACHE.IP+4
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.2 dey
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>PUSHB (ZPPTR1),y
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cpy #S.ARPCACHE.IP
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bne .2
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ldy #S.ARPCACHE.MAC+6
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.3 dey
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>PUSHB (ZPPTR1),y
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cpy #S.ARPCACHE.MAC
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bne .3
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ldy #S.ARPCACHE.TTL+1
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>PUSHB (ZPPTR1),y
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dey
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>PUSHB (ZPPTR1),y
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>PUSHB (ZPPTR1)
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>LDYA L.MSG1
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phx
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>SYSCALL PrintF.YA
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plx
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.4 lda ZPPTR1
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clc
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adc #S.ARPCACHE
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sta ZPPTR1
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bcc .5
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inc ZPPTR1+1
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.5 dex
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bne .1
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.8 lda #0 tell TSKMGR that all done ok, but
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sec we do not want to stay in memory
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rts
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*--------------------------------------
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CS.DOEVENT lda (pEvent)
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bpl .9 is it a TIMER event?
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ldy #TimeOut
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lda (pData),y
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beq .9
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dec
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sta (pData),y
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.9 sec do not discard TIMER event
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rts
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*--------------------------------------
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CS.QUIT lda hLIBTCPIP
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>SYSCALL UnloadLibA
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clc
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rts
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*--------------------------------------
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Init.Timeout ldy #TimeOut
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lda #TIMEOUT.MAX
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sta (pData),y
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rts
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*--------------------------------------
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Wait.TimeOut sec
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ldy #TimeOut
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lda (pData),y
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beq .9
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clc
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.9 rts
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*--------------------------------------
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CS.END
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LIBTCPIP >PSTR "libtcpip.o"
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SSCANF.IP >PSTR "%d.%d.%d.%d"
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MSG0 >CSTR "STS TTL MAC Address IP Address\r\n"
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MSG1 >CSTR "$%h %5D %h:%h:%h:%h:%h:%h %d.%d.%d.%d\r\n"
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MSG2 >CSTR "%d.%d.%d.%d is at %h:%h:%h:%h:%h:%h\r\n"
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*--------------------------------------
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DS.START
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hLIBTCPIP .BS 1
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DST.IP .BS 4
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DST.MAC .BS 6
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TimeOut .BS 1
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DS.END
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*--------------------------------------
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MAN
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SAVE /A2OSX.SRC/BIN/ARP.S
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ASM
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