A2osX/BIN/ARP.S.txt
2022-11-02 07:54:30 +01:00

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NEW
AUTO 3,1
.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.
*--------------------------------------
.DUMMY
.OR ZPBIN
ZS.START
ZPPTR1 .BS 2
EntryCount .BS 1
ZS.END .ED
*--------------------------------------
* 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 Code Size (without Constants)
.DA DS.END-DS.START Data Segment Size
.DA #32 Stack Size
.DA #ZS.END-ZS.START Zero Page Size
.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.GETCFG
>STYA ZPPTR1
lda (ZPPTR1)
bmi .1
jmp CS.RUN.ERR
.1 ldy #S.PS.ARGC
lda (pPS),y
cmp #1
bcs .2
jmp CS.RUN.DUMP
.2 lda #1
>SYSCALL ArgV
>PUSHYA
>PUSHW L.SSCANF.IP
>PUSHEA.G DST.IP
>PUSHEA.G DST.IP+1
>PUSHEA.G DST.IP+2
>PUSHEA.G DST.IP+3
>PUSHBI 8 4 Ptrs
>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 >LDYA L.MSG.Usage
>SYSCALL PutS
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 >PUSHW L.MSG2
ldx #4
ldy #DST.IP
.4 >PUSHB (pData),y
iny
dex
bne .4
ldx #6
ldy #DST.MAC
.3 >PUSHB (pData),y
iny
dex
bne .3
>PUSHBI 10
>SYSCALL PrintF
.8 lda #0
.9 sec
rts
*--------------------------------------
CS.RUN.ADD lda #2
>SYSCALL ArgV
>PUSHYA
>PUSHW L.SSCANF.MAC
>PUSHEA.G DST.MAC
>PUSHEA.G DST.MAC+1
>PUSHEA.G DST.MAC+2
>PUSHEA.G DST.MAC+3
>PUSHEA.G DST.MAC+4
>PUSHEA.G DST.MAC+5
>PUSHBI 12 6 Ptrs
>SYSCALL SScanF
bcs .9
>PUSHEA.G DST.MAC
>PUSHEA.G DST.IP
>LIBCALL hLIBTCPIP,LIBTCPIP.ARP.Add
clc
rts
.9 jmp CS.RUN.ERR
*--------------------------------------
CS.RUN.DUMP >LIBCALL hLIBTCPIP,LIBTCPIP.ARP.GetCache
>STYA ZPPTR1
>LDYA L.MSG0
>SYSCALL PutS
lda #K.ARPCACHE.SIZE
sta EntryCount
.1 lda (ZPPTR1)
beq .4
>PUSHW L.MSG1
>PUSHB (ZPPTR1)
ldy #S.ARPCACHE.TTL+1
>PUSHB (ZPPTR1),y
dey
>PUSHB (ZPPTR1),y
ldy #S.ARPCACHE.MAC
.3 >PUSHB (ZPPTR1),y
iny
cpy #S.ARPCACHE.MAC+6
bne .3
ldy #S.ARPCACHE.IP
.2 >PUSHB (ZPPTR1),y
iny
cpy #S.ARPCACHE.IP+4
bne .2
>PUSHBI 13
>SYSCALL PrintF
.4 lda ZPPTR1
clc
adc #S.ARPCACHE
sta ZPPTR1
bcc .5
inc ZPPTR1+1
.5 dec EntryCount
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"
hLIBTCPIP .BS 1
SSCANF.IP .AZ "%d.%d.%d.%d"
SSCANF.MAC .AZ "%h:%h:%h:%h:%h:%h"
MSG.Usage .CS "Usage : ARP display ARP cache\r\n"
.CS " ARP ip.ip.ip.ip query cache or network\r\n"
.CZ " ARP ip.ip.ip.ip HH:HH:HH:HH:HH:HH add a static ARP record in cache\r\n"
MSG0 .CZ "STS TTL MAC Address IP Address"
MSG1 .CZ "$%h %5D %h:%h:%h:%h:%h:%h %d.%d.%d.%d\r\n"
MSG2 .CZ "%d.%d.%d.%d is at %h:%h:%h:%h:%h:%h\r\n"
*--------------------------------------
.DUMMY
.OR 0
DS.START
DST.IP .BS 4
DST.MAC .BS 6
TimeOut .BS 1
DS.END .ED
*--------------------------------------
MAN
SAVE usr/src/bin/arp.s
ASM