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

276 lines
5.2 KiB
Plaintext
Raw Permalink Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

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