A2osX/BIN/ARP.S.txt
2016-10-07 22:48:49 +02:00

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PR#3
PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
.LIST OFF
.OP 65C02
.OR $2000
.TF /A2OSX.BOOT/BIN/ARP
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/LIBSTR.I
.INB INC/LIBTCPIP.I
*--------------------------------------
TIMEOUT.MAX .EQ 40 40*100ms = 4 sec.
*--------------------------------------
ZPPTR1 .EQ ZPBIN
*--------------------------------------
* 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 DS.END-DS.START Data Segment to Allocate
.DA 0
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.LIBSTR .DA LIBSTR
L.LIBTCPIP .DA LIBTCPIP
L.SSCANF.IP .DA SSCANF.IP
L.DST.IP .DA DST.IP
L.DST.MAC .DA DST.MAC
L.MSG0 .DA MSG0
L.MSG1 .DA MSG1
L.MSG2 .DA MSG2
.DA 0
*--------------------------------------
CS.INIT >LDYA L.LIBSTR
>SYSCALL SYS.LoadLibYA
sta hLIBSTR
>LDYA L.LIBTCPIP
>SYSCALL SYS.LoadLibYA
sta hLIBTCPIP
>SYSCALL SYS.GetArgC
cmp #1
beq CS.INIT.DUMP
lda #1
>SYSCALL SYS.GetArgA
pha
>PUSHW L.DST.IP
>PUSHW L.SSCANF.IP
pla
>SYSCALL SYS.GetMemPtrA
>PUSHYA
>LIBCALL hLIBSTR,LIBSTR.SSCANF
bcs .9
stz bCTRLC
lda (pPs)
ora #S.PS.F.EVENT Now accept events
sta (pPs)
rts CC,Give back control to CS.RUN
.9 lda #SYSMGR.ERRSYN
sec
rts
*--------------------------------------
CS.INIT.DUMP >LIBCALL hLIBTCPIP,LIBTCPIP.ARP.GETCACHE
>STYA ZPPTR1
>PUSHW L.MSG0
>LIBCALL hLIBSTR,LIBSTR.PRINTF
ldx #K.ARPCACHE.SIZE
.1 lda (ZPPTR1)
beq .4
ldy #S.ARPCACHE.IP+4
.2 dey
>PUSHB (ZPPTR1),y
cpy #S.ARPCACHE.IP
bne .2
ldy #S.ARPCACHE.MAC+6
.3 dey
>PUSHB (ZPPTR1),y
cpy #S.ARPCACHE.MAC
bne .3
ldy #S.ARPCACHE.TTL+1
>PUSHB (ZPPTR1),y
dey
>PUSHB (ZPPTR1),y
>PUSHB (ZPPTR1)
>PUSHW L.MSG1
phx
>LIBCALL hLIBSTR,LIBSTR.PRINTF
plx
.4 lda ZPPTR1
clc
adc #S.ARPCACHE
sta ZPPTR1
bcc .5
inc ZPPTR1+1
.5 dex
bne .1
.8 lda #0 tell TSKMGR that all done ok, but
sec we do not want to stay in memory
rts
*--------------------------------------
CS.RUN jsr Init.Timeout
.1 lda bCTRLC
bne .9
>PUSHW L.DST.MAC
>PUSHW L.DST.IP
>LIBCALL hLIBTCPIP,LIBTCPIP.ARP.QUERY
bcc .2 success, print & exit
jsr Wait.TimeOut
bcs .9
>SYSCALL SYS.Sleep
bra .1
.2 ldx #5
.3 >PUSHB DST.MAC,x
dex
bpl .3
ldx #3
.4 >PUSHB DST.IP,x
dex
bpl .4
>PUSHW L.MSG2
>LIBCALL hLIBSTR,LIBSTR.PRINTF
.9 sec
rts
*--------------------------------------
CS.DOEVENT lda (pEvent)
bpl .1 is it a TIMER event?
ldy #TimeOut
lda (pData),y
beq .9
dec
sta (pData),y
.9 sec do not discard TIMER event
rts
.1 lda (pEvent)
and #S.EVT.F.KEY is it a KEY event?
beq .9
ldy #S.EVT.hDEV is Event from active IN device?
lda (pEvent),y
ldy #S.PS.hINDEV
cmp (pPs),y
bne .9
ldy #S.EVT.DATAHI is it an O or SAPPLE key ?
lda (pEvent),y
bne .9
ldy #S.EVT.DATALO
lda (pEvent),y
cmp #$03 Ctrl-C
bne .9
lda #$FF
sta bCTRLC
clc
rts
*--------------------------------------
CS.QUIT lda hLIBTCPIP
>SYSCALL SYS.UnloadLibA
lda hLIBSTR
>SYSCALL SYS.UnloadLibA
clc
rts
*--------------------------------------
Init.Timeout ldy #TimeOut
lda #TIMEOUT.MAX
sta (pData),y
rts
*--------------------------------------
Wait.TimeOut sec
ldy #TimeOut
lda (pData),y
beq .9
ldy #bCTRLC
lda (pData),y
bmi .9
clc
.9 rts
*--------------------------------------
CS.END
LIBSTR >PSTRING "libstr.o"
LIBTCPIP >PSTRING "libtcpip.o"
SSCANF.IP >PSTRING "%d.%d.%d.%d"
MSG0 >CSTRING "STS TTL MAC Address IP Address\n"
MSG1 >CSTRING "$%h %5D %h:%h:%h:%h:%h:%h %d.%d.%d.%d\n"
MSG2 >CSTRING "%d.%d.%d.%d is at %h:%h:%h:%h:%h:%h\n"
*--------------------------------------
DS.START
hLIBSTR .BS 1
hLIBTCPIP .BS 1
DST.IP .BS 4
DST.MAC .BS 6
TimeOut .BS 1
bCTRLC .BS 1
DS.END
*--------------------------------------
MAN
SAVE BIN/ARP.S
ASM