A2osX/BIN/ARP.S.txt
2018-11-23 17:20:19 +01:00

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NEW
PREFIX
AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
.TF BIN/ARP
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/ETH.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 #S.PS.F.EVENT
.DA #0
.DA CS.END-CS.START CS
.DA DS.END-DS.START DS
.DA #16 SS
.DA #2 ZP
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.LIBTCPIP .DA LIBTCPIP
L.SSCANF.IP .DA SSCANF.IP
L.SSCANF.MAC .DA SSCANF.MAC
L.MSG.Usage .DA MSG.Usage
L.MSG0 .DA MSG0
L.MSG1 .DA MSG1
L.MSG2 .DA MSG2
.DA 0
*--------------------------------------
CS.INIT >LDYA L.LIBTCPIP
>SYSCALL LoadLib
bcs .9
sta hLIBTCPIP
.9 rts
*--------------------------------------
CS.RUN >LIBCALL hLIBTCPIP,LIBTCPIP.GET.IPCFG
>STYA ZPPTR1
ldy #S.IPCFG.STATUS
lda (ZPPTR1),y
bmi .1
jmp CS.RUN.ERR
.1 ldy #S.PS.ARGC
lda (pPs),y
cmp #1
bcs .2
jmp CS.RUN.DUMP
.2 >PUSHEA.G DST.IP+3
>PUSHEA.G DST.IP+2
>PUSHEA.G DST.IP+1
>PUSHEA.G DST.IP
>PUSHBI 8 4 Ptrs
>PUSHW L.SSCANF.IP
lda #1
>SYSCALL ArgV
>SYSCALL sscanf
bcs CS.RUN.ERR
ldy #S.PS.ARGC
lda (pPs),y
cmp #1
beq CS.RUN.QUERY
cmp #3
bne CS.RUN.ERR
jmp CS.RUN.ADD
CS.RUN.ERR >PUSHBI 0
>LDYA L.MSG.Usage
>SYSCALL printf
lda #E.SYN
sec
rts
*--------------------------------------
CS.RUN.QUERY jsr Init.Timeout
.1 >PUSHEA.G DST.MAC
>PUSHEA.G DST.IP
>LIBCALL hLIBTCPIP,LIBTCPIP.ARP.QUERY
bcc .2 success, print & exit
jsr Wait.TimeOut
bcs .8
>SLEEP
>SYSCALL GetChar
bcs .1
cmp #3
beq .9
bra .1
.2 ldy #5
.3 >PUSHB.G DST.MAC,y
dey
bpl .3
ldy #3
.4 >PUSHB.G DST.IP,y
dey
bpl .4
>PUSHBI 10
>LDYA L.MSG2
>SYSCALL printf
.8 lda #0
.9 sec
rts
*--------------------------------------
CS.RUN.ADD >PUSHEA.G DST.MAC+5
>PUSHEA.G DST.MAC+4
>PUSHEA.G DST.MAC+3
>PUSHEA.G DST.MAC+2
>PUSHEA.G DST.MAC+1
>PUSHEA.G DST.MAC
>PUSHBI 12 6 Ptrs
>PUSHW L.SSCANF.MAC
lda #2
>SYSCALL ArgV
>SYSCALL sscanf
bcs .9
>PUSHEA.G DST.MAC
>PUSHEA.G DST.IP
>LIBCALL hLIBTCPIP,LIBTCPIP.ARP.ADD
clc
.8 rts
.9 jmp CS.RUN.ERR
*--------------------------------------
CS.RUN.DUMP >LIBCALL hLIBTCPIP,LIBTCPIP.ARP.GETCACHE
>STYA ZPPTR1
>LDYA L.MSG0
>SYSCALL puts
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)
>PUSHBI 13
>LDYA L.MSG1
phx
>SYSCALL 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.DOEVENT lda (pEvent)
bpl .9 is it a TIMER event?
ldy #TimeOut
lda (pData),y
beq .9
dec
sta (pData),y
.9 sec do not discard TIMER event
rts
*--------------------------------------
CS.QUIT lda hLIBTCPIP
beq .8
>SYSCALL UnloadLib
.8 clc
rts
*--------------------------------------
Init.Timeout ldy #TimeOut
lda #TIMEOUT.MAX
sta (pData),y
rts
*--------------------------------------
Wait.TimeOut sec
ldy #TimeOut
lda (pData),y
beq .9
clc
.9 rts
*--------------------------------------
CS.END
LIBTCPIP .AZ "libtcpip"
SSCANF.IP .AZ "%d.%d.%d.%d"
SSCANF.MAC .AZ "%h:%h:%h:%h:%h:%h"
MSG.Usage .AS "Usage : ARP, display ARP cache\r\n"
.AS " ARP ip.ip.ip.ip query cache or network\r\n"
.AZ " ARP ip.ip.ip.ip HH:HH:HH:HH:HH:HH add a static ARP record in Cache\r\n"
MSG0 .AZ "STS TTL MAC Address IP Address"
MSG1 .AZ "$%h %5D %h:%h:%h:%h:%h:%h %d.%d.%d.%d\r\n"
MSG2 .AZ "%d.%d.%d.%d is at %h:%h:%h:%h:%h:%h\r\n"
hLIBTCPIP .BS 1
*--------------------------------------
DS.START
DST.IP .BS 4
DST.MAC .BS 6
TimeOut .BS 1
DS.END
*--------------------------------------
MAN
SAVE USR/SRC/BIN/BIN/ARP.S
ASM