mirror of
https://github.com/A2osX/A2osX.git
synced 2025-02-09 02:30:35 +00:00
LBTCPIP:ARP/DNS debugging session #1
This commit is contained in:
Rémy GIBERT
parent
bb490f0347
commit
cf685a7b5b
BIN
A2OSX.BOOT.DSK
BIN
A2OSX.BOOT.DSK
Binary file not shown.
BIN
A2OSX.SRC.po
BIN
A2OSX.SRC.po
Binary file not shown.
@ -218,7 +218,7 @@ LIBSTR >PSTRING "libstr.o"
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LIBTCPIP >PSTRING "libtcpip.o"
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SSCANF.IP >PSTRING "%d.%d.%d.%d"
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MSG0 >CSTRING "STS TTL MAC Address IP Address\n"
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MSG1 >CSTRING "$%h %5d %h:%h:%h:%h:%h:%h %d.%d.%d.%d\n"
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MSG1 >CSTRING "$%h %5D %h:%h:%h:%h:%h:%h %d.%d.%d.%d\n"
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MSG2 >CSTRING "%d.%d.%d.%d is at %h:%h:%h:%h:%h:%h\n"
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*--------------------------------------
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DS.START
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@ -40,7 +40,6 @@ L.SSCANF.IP .DA SSCANF.IP
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L.IP .DA IP
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L.MSG0 .DA MSG0
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L.MSG1 .DA MSG1
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L.DNSNAME .DA DNSNAME
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.DA 0
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*--------------------------------------
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CS.INIT stz hHostName
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@ -103,19 +102,12 @@ CS.INIT.DUMP >LIBCALL hLIBTCPIP,LIBTCPIP.DNS.GETCACHE
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>PUSHW L.MSG0
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>LIBCALL hLIBSTR,LIBSTR.PRINTF
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ldx #K.DNSCACHE.SIZE
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lda #K.DNSCACHE.SIZE
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sta EntryCount
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.1 phx
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lda (ZPPTR1)
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.1 lda (ZPPTR1)
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beq .2
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ldy #S.DNSCACHE.RDATA+4
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.5 dey
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lda (ZPPTR1),y
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>PUSHA
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cpy #S.DNSCACHE.RDATA
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bne .5
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ldy #S.DNSCACHE.TTL+4
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.6 dey
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lda (ZPPTR1),y
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@ -123,31 +115,18 @@ CS.INIT.DUMP >LIBCALL hLIBTCPIP,LIBTCPIP.DNS.GETCACHE
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cpy #S.DNSCACHE.TTL
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bne .6
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ldy #S.DNSCACHE.IP+4
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.5 dey
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lda (ZPPTR1),y
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>PUSHA
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cpy #S.DNSCACHE.IP
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bne .5
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ldy #S.DNSCACHE.hNAME
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lda (ZPPTR1),y
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>SYSCALL SYS.GetMemPtrA
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>STYA ZPPTR2
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>PUSHYA
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ldy #0 convert DNS-style string to PSTR
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.10 lda (ZPPTR2),y
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tax
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beq .12
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lda #'.'
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sta DNSNAME,y
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.11 iny
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lda (ZPPTR2),y
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sta DNSNAME,y
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dex
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bne .11
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iny
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bne .10
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.12 dey
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sty DNSNAME
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>PUSHW L.DNSNAME
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>PUSHB (ZPPTR1) Entry Status
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>PUSHW L.MSG1
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@ -160,10 +139,8 @@ CS.INIT.DUMP >LIBCALL hLIBTCPIP,LIBTCPIP.DNS.GETCACHE
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bcc .3
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inc ZPPTR1+1
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.3 plx
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dex
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beq .8
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jmp .1
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.3 dec EntryCount
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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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@ -190,14 +167,14 @@ CS.END
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LIBSTR >PSTRING "libstr.o"
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LIBTCPIP >PSTRING "libtcpip.o"
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SSCANF.IP >PSTRING "%d.%d.%d.%d"
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MSG0 >CSTRING "STS Hostname TTL IP Address\n"
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MSG1 >CSTRING "$%h %32S %h%h%h%h %d.%d.%d.%d\n"
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MSG0 >CSTRING "STS Hostname IP Address TTL\n"
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MSG1 >CSTRING "$%h %32S %03d.%03d.%03d.%03d %L\n"
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hLIBSTR .BS 1
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hLIBTCPIP .BS 1
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hHostName .BS 1
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hIP .BS 1
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IP .BS 4
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DNSNAME .BS K.DNS.MAXLEN+1
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EntryCount .BS 1
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MAN
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SAVE BIN/DNSINFO.S
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ASM
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211
LIB/LIBSTR.S.txt
211
LIB/LIBSTR.S.txt
@ -31,27 +31,27 @@ CS.START cld
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*--------------------------------------
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.1 .DA LIB.LOAD
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.DA LIB.UNLOAD
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.DA PRINTF
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.DA PRINTC
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.DA PRINTP
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.DA PrintF
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.DA PrintC
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.DA PrintP
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.DA STRMATCHP
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.DA STRCPYP
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.DA STRCATP
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.DA UCASEP
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.DA LCASEP
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.DA PRINTDATE
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.DA PRINTTIME
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.DA PrintDATE
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.DA PrintTIME
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.DA SSCANF
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*--------------------------------------
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PRINTFJMP1 .DA PRINTFA
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.DA PRINTFB,PRINTFBB
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.DA PRINTFD,PRINTFDD,PRINTFL
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.DA PRINTFE,PRINTFEE
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.DA PRINTFH,PRINTFHH
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.DA PRINTFI,PRINTFII
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.DA PRINTFSC,PRINTFSP
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.DA PRINTFT,PRINTFTT
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PRINTFJMP2 .DA PRINTFESC,PRINTFCR,PRINTFBKSLH,PRINTFPERCENT
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PrintFJMP1 .DA PrintFA
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.DA PrintFB,PrintFBB
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.DA PrintFD,PrintFDD,PrintFL
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.DA PrintFE,PrintFEE
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.DA PrintFH,PrintFHH
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.DA PrintFI,PrintFII
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.DA PrintFSC,PrintFSP
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.DA PrintFT,PrintFTT
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PrintFJMP2 .DA PrintFESC,PrintFCR,PrintFBKSLH,PrintFPERCENT
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*--------------------------------------
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.DA 0
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*--------------------------------------
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@ -59,28 +59,27 @@ LIB.LOAD
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LIB.UNLOAD clc
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rts
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*--------------------------------------
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* PRINTF :
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* PrintF :
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* Prints C-Style String
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* PULLW Pointer to Sting,Last Byte negative
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* %a pull 1 byte to print ATTRIB String
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* %b pull 1 byte to print BIN
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* %B pull 2 byte to print BIN
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* %d pull 1 byte to print unsigned DEC
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* %D pull 2 bytes to print unsigned DEC
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* %L pull 4 bytes to print unsigned DEC
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* %n pull 1 byte to print low Nibble HEX
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* %N pull 1 byte to print high Nibble HEX
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* %h pull 1 byte to print HEX
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* %H pull 2 bytes to print HEX
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* %i pull 1 byte to print signed DEC
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* %I pull 2 bytes to print signed DEC
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* %a pull 1 byte to Print ATTRIB String
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* %b pull 1 byte to Print BIN
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* %B pull 2 byte to Print BIN
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* %d pull 1 byte to Print unsigned DEC
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* %D pull 2 bytes to Print unsigned DEC
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* %L pull 4 bytes to Print unsigned DEC
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* %n pull 1 byte to Print low Nibble HEX
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* %N pull 1 byte to Print high Nibble HEX
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* %h pull 1 byte to Print HEX
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* %H pull 2 bytes to Print HEX
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* %i pull 1 byte to Print signed DEC
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* %I pull 2 bytes to Print signed DEC
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* %s pull 2 bytes ptr to C-Style String
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* %S pull 2 bytes ptr to P-Style String
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* \e print 'ESC' ($1B,27)
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* \n print CR=13
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* \\ print \
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* \% print %
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* \e Print 'ESC' ($1B,27)
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* \n Print CR=13
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* \\ Print \
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* \% Print %
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* padding :
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* %d '9' '12'
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* %2d ' 9' '12'
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@ -88,31 +87,31 @@ LIB.UNLOAD clc
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* %16s 'ABCDEFGHIjkl '
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* %011s 'ABCDEFGH000'
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*--------------------------------------
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PRINTF >PULLW ZPTmpPtr1
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PrintF >PULLW ZPTmpPtr1
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ldy #0
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PRINTFCOUT lda (ZPTmpPtr1),y
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PrintFCOUT lda (ZPTmpPtr1),y
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beq .1
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cmp #'%'
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beq PRINTFESC1
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beq PrintFESC1
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cmp #'\'
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beq PRINTFESC2
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beq PrintFESC2
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jsr COUT
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iny
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bne PRINTFCOUT
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bne PrintFCOUT
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.1 rts
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PRINTFEXIT ply
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PrintFEXIT ply
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iny
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bne PRINTFCOUT
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bne PrintFCOUT
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rts
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*--------------------------------------
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PRINTFESC1 stz PADLEN
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PrintFESC1 stz PADLEN
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lda #' '
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sta PADCHAR
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.1 ldx #PRINTFTBL1.END-PRINTFTBL1-1
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.1 ldx #PrintFTBL1.END-PrintFTBL1-1
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iny
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lda (ZPTmpPtr1),y
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beq .9
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.2 cmp PRINTFTBL1,x do we have a %x command?
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.2 cmp PrintFTBL1,x do we have a %x command?
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beq .8 yes, jmp to it!
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dex
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bpl .2 no valid letter...
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@ -146,14 +145,14 @@ PRINTFESC1 stz PADLEN
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txa
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asl
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tax
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jmp (PRINTFJMP1,x)
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jmp (PrintFJMP1,x)
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.9 rts
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*--------------------------------------
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PRINTFESC2 ldx #PRINTFTBL2.END-PRINTFTBL2-1
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PrintFESC2 ldx #PrintFTBL2.END-PrintFTBL2-1
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iny
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lda (ZPTmpPtr1),y
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beq .9
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.2 cmp PRINTFTBL2,x
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.2 cmp PrintFTBL2,x
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beq .3
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dex
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bpl .2
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@ -162,23 +161,23 @@ PRINTFESC2 ldx #PRINTFTBL2.END-PRINTFTBL2-1
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txa
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asl
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tax
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jmp (PRINTFJMP2,x)
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jmp (PrintFJMP2,x)
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.9 rts
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*--------------------------------------
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PRINTFA >PULLA
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PrintFA >PULLA
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ldx #0
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.1 asl
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pha
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lda #'-'
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bcc .2
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lda PRINTF.ATTRIB,x
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lda PrintF.ATTRIB,x
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.2 jsr COUT
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pla
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inx
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cpx #8
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bne .1
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jmp PRINTFEXIT
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PRINTFB ldx #8
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jmp PrintFEXIT
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PrintFB ldx #8
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>PULLA
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.1 asl
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pha
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@ -189,26 +188,26 @@ PRINTFB ldx #8
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pla
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dex
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bne .1
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jmp PRINTFEXIT
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PRINTFBB >PULLA
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jmp PrintFEXIT
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PrintFBB >PULLA
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>PULLA
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jmp PRINTFEXIT
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PRINTFD >PULLA
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jmp PrintFEXIT
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PrintFD >PULLA
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sta HEXBUF
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stz HEXBUF+1
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stz HEXBUF+2
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stz HEXBUF+3
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jsr HEX2DEC
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jmp PRINTFEXIT
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PRINTFDD >PULLA
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jmp PrintFEXIT
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PrintFDD >PULLA
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sta HEXBUF
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>PULLA
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sta HEXBUF+1
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stz HEXBUF+2
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stz HEXBUF+3
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jsr HEX2DEC
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jmp PRINTFEXIT
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PRINTFL >PULLA
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jmp PrintFEXIT
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PrintFL >PULLA
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sta HEXBUF
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>PULLA
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sta HEXBUF+1
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@ -217,56 +216,56 @@ PRINTFL >PULLA
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>PULLA
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sta HEXBUF+3
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jsr HEX2DEC
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jmp PRINTFEXIT
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PRINTFE >PULLA
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jmp PrintFEXIT
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PrintFE >PULLA
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jsr PRHEX
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jmp PRINTFEXIT
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PRINTFEE >PULLA
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jmp PrintFEXIT
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PrintFEE >PULLA
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lsr
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lsr
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lsr
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lsr
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jsr PRHEX
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jmp PRINTFEXIT
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PRINTFH >PULLA
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jmp PrintFEXIT
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PrintFH >PULLA
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jsr PRBYTE
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jmp PRINTFEXIT
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PRINTFHH >PULLA
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jmp PrintFEXIT
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PrintFHH >PULLA
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pha
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>PULLA
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jsr PRBYTE
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pla
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jsr PRBYTE
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jmp PRINTFEXIT
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PRINTFI >PULLA
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jmp PRINTFEXIT
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PRINTFII >PULLA
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jmp PrintFEXIT
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PrintFI >PULLA
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jmp PrintFEXIT
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PrintFII >PULLA
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>PULLA
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jmp PRINTFEXIT
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PRINTFSC >PULLYA
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jsr PRINTYA
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jmp PRINTFEXIT
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PRINTFSP >PULLYA
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jsr PRINTYAP
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jmp PRINTFEXIT
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PRINTFT jsr PRINTTIME
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jmp PRINTFEXIT
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PRINTFTT jsr PRINTDATE
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jmp PRINTFEXIT
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jmp PrintFEXIT
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PrintFSC >PULLYA
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jsr PrintYA
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jmp PrintFEXIT
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PrintFSP >PULLYA
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jsr PrintYAP
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jmp PrintFEXIT
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PrintFT jsr PrintTIME
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jmp PrintFEXIT
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PrintFTT jsr PrintDATE
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jmp PrintFEXIT
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*--------------------------------------
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PRINTFESC lda #$1B ESC
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PrintFESC lda #$1B ESC
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jsr COUT
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jmp PRINTFEXIT
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PRINTFCR jsr CROUT
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jmp PRINTFEXIT
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PRINTFBKSLH lda #'\'
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jmp PrintFEXIT
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PrintFCR jsr CROUT
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jmp PrintFEXIT
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PrintFBKSLH lda #'\'
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jsr COUT
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jmp PRINTFEXIT
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PRINTFPERCENT lda #'%'
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jmp PrintFEXIT
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PrintFPERCENT lda #'%'
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jsr COUT
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jmp PRINTFEXIT
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jmp PrintFEXIT
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*--------------------------------------
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PRINTC >PULLW ZPTmpPtr2
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PrintC >PULLW ZPTmpPtr2
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ldy #0
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.1 lda (ZPTmpPtr2),y
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beq .8
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@ -275,7 +274,7 @@ PRINTC >PULLW ZPTmpPtr2
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bne .1
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.8 rts
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*--------------------------------------
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PRINTP >PULLW ZPTmpPtr2
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PrintP >PULLW ZPTmpPtr2
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ldy #0
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lda (ZPTmpPtr2),y
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tax
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@ -386,7 +385,7 @@ LCASEP phx
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* PULLW = DATE in ProDOS Format
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* A = year, Y = month/day
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*--------------------------------------
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PRINTDATE stz HEXBUF+1
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PrintDATE stz HEXBUF+1
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stz HEXBUF+2
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stz HEXBUF+3
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ldx #'0'
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@ -437,7 +436,7 @@ PRINTDATE stz HEXBUF+1
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* PULLW = TIME in ProDOS Format
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* A = hours, Y = minutes
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*--------------------------------------
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PRINTTIME stz HEXBUF+1
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PrintTIME stz HEXBUF+1
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stz HEXBUF+2
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stz HEXBUF+3
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ldx #'0'
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@ -553,11 +552,11 @@ SSCANF.IsDigit cmp #'0'
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*--------------------------------------
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********** PRIVATE FUNCTIONS **********
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*--------------------------------------
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* PRINTYAC :
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* PrintYAC :
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* Prints C-Style String
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* Y,A=Pointer to Sting, Last Byte 0
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*--------------------------------------
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PRINTYA >STYA ZPTmpPtr2
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PrintYA >STYA ZPTmpPtr2
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ldy #0
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.1 lda (ZPTmpPtr2),y
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beq .2
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@ -566,11 +565,11 @@ PRINTYA >STYA ZPTmpPtr2
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bne .1
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.2 rts
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*--------------------------------------
|
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* PRINTYAP :
|
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* PrintYAP :
|
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* Prints Pascal-Style String
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* Y,A=Pointer to Sting, LEN=1st Byte
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*--------------------------------------
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PRINTYAP phx
|
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PrintYAP phx
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>STYA ZPTmpPtr2
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ldy #0
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lda (ZPTmpPtr2),y
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@ -644,19 +643,19 @@ HEX2DEC phx
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lda PADLEN any Len format ?
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beq .5 no
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lda #10
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sec yes, print only digits starting at pos 10-padlen
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sec yes, Print only digits starting at pos 10-padlen
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sbc PADLEN
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.5 tax x=0 if no padlen, or x=10-padlen
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.6 lda ASCBUF,x
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cmp #'0' a zero?
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beq .7
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inc PADLEN found a non zero, print all digits, even if 0, next time
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inc PADLEN found a non zero, Print all digits, even if 0, next time
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ldy #'0'
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sty PADCHAR
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bra .8
|
||||
.7 cpx #9 last digit ?
|
||||
beq .8 print always
|
||||
ldy PADLEN no pad to fill, do not print 0
|
||||
beq .8 Print always
|
||||
ldy PADLEN no pad to fill, do not Print 0
|
||||
beq .9
|
||||
lda PADCHAR fill with PADCHAR
|
||||
.8 jsr COUT
|
||||
@ -768,11 +767,11 @@ COUT phx
|
||||
.9 rts
|
||||
*--------------------------------------
|
||||
CS.END
|
||||
PRINTFTBL1 .AS "abBdDLnNhHiIsStT"
|
||||
PRINTFTBL1.END
|
||||
PRINTFTBL2 .AS "en\%"
|
||||
PRINTFTBL2.END
|
||||
PRINTF.ATTRIB .AS "dnb+++wr"
|
||||
PrintFTBL1 .AS "abBdDLnNhHiIsStT"
|
||||
PrintFTBL1.END
|
||||
PrintFTBL2 .AS "en\%"
|
||||
PrintFTBL2.END
|
||||
PrintF.ATTRIB .AS "dnb+++wr"
|
||||
*--------------------------------------
|
||||
PADCHAR .BS 1
|
||||
PADLEN .BS 1
|
||||
|
||||
@ -105,7 +105,7 @@ ARP.QUERY.I jsr ARP.FIND.BY.IP
|
||||
|
||||
lda ZPCachePtr
|
||||
clc
|
||||
adc S.ARPCACHE.MAC
|
||||
adc #S.ARPCACHE.MAC
|
||||
sta ZPCachePtr
|
||||
bcc .1
|
||||
inc ZPCachePtr+1
|
||||
@ -246,49 +246,49 @@ ARP.RESOLVE ldy #S.IP.DST
|
||||
lda ZPFrameBase1+1
|
||||
adc /S.ETH.DSTMAC
|
||||
sta ZPPtrMAC+1
|
||||
jmp ARP.QUERY.I
|
||||
*--------------------------------------
|
||||
ARP.FIND.BY.IP >LDYA L.ARP.CACHE
|
||||
>STYA ZPCachePtr
|
||||
|
||||
lda #K.ARPCACHE.SIZE
|
||||
sta TmpOffset
|
||||
ldx #K.ARPCACHE.SIZE
|
||||
|
||||
.1 lda (ZPCachePtr)
|
||||
beq .7
|
||||
beq .2
|
||||
|
||||
ldy #S.ARPCACHE.IP+3
|
||||
ldx #3
|
||||
ldy #S.ARPCACHE.IP
|
||||
lda (ZPCachePtr),y
|
||||
cmp (ZPPtrIP)
|
||||
bne .7
|
||||
bne .2
|
||||
|
||||
ldy #S.ARPCACHE.IP+1
|
||||
lda (ZPCachePtr),y
|
||||
ldy #1
|
||||
cmp (ZPPtrIP),y
|
||||
bne .7
|
||||
bne .2
|
||||
|
||||
ldy #S.ARPCACHE.IP+2
|
||||
lda (ZPCachePtr),y
|
||||
ldy #2
|
||||
cmp (ZPPtrIP),y
|
||||
bne .7
|
||||
bne .2
|
||||
|
||||
ldy #S.ARPCACHE.IP+3
|
||||
lda (ZPCachePtr),y
|
||||
ldy #3
|
||||
cmp (ZPPtrIP),y
|
||||
bne .7
|
||||
bne .2
|
||||
clc
|
||||
rts
|
||||
|
||||
.7 lda ZPCachePtr
|
||||
.2 lda ZPCachePtr
|
||||
clc
|
||||
adc #S.ARPCACHE
|
||||
sta ZPCachePtr
|
||||
bcc .8
|
||||
inc ZPCachePtr+1
|
||||
|
||||
.8 dec TmpOffset
|
||||
.8 dex
|
||||
bne .1
|
||||
sec
|
||||
rts
|
||||
|
||||
@ -227,6 +227,48 @@ DNS.FIND.BY.NAME
|
||||
sec
|
||||
rts
|
||||
*--------------------------------------
|
||||
DNS.UPDATE.BY.ID
|
||||
>LDYA L.DNS.CACHE
|
||||
>STYA ZPCachePtr
|
||||
|
||||
ldx #K.DNSCACHE.SIZE
|
||||
|
||||
.1 lda (ZPCachePtr)
|
||||
beq .6 empty DNS cache entry?
|
||||
|
||||
ldy #S.DNSCACHE.ID
|
||||
lda (ZPCachePtr),y
|
||||
cmp DNS.TmpCache+S.DNSCACHE.ID
|
||||
bne .6
|
||||
iny
|
||||
lda (ZPCachePtr),y
|
||||
cmp DNS.TmpCache+S.DNSCACHE.ID+1
|
||||
bne .6
|
||||
|
||||
ldy #S.DNSCACHE-1
|
||||
.2 lda DNS.TmpCache,y
|
||||
sta (ZPCachePtr),y
|
||||
dey
|
||||
cpy #S.DNSCACHE.hNAME
|
||||
bne .2
|
||||
lda #S.DNSCACHE.STATUS.RESOLVED
|
||||
sta (ZPCachePtr)
|
||||
|
||||
clc
|
||||
rts
|
||||
|
||||
.6 lda ZPCachePtr
|
||||
clc
|
||||
adc #S.DNSCACHE
|
||||
sta ZPCachePtr
|
||||
bcc .7
|
||||
inc ZPCachePtr+1
|
||||
|
||||
.7 dex
|
||||
bne .1
|
||||
sec
|
||||
rts
|
||||
*--------------------------------------
|
||||
DNS.FIND.FREE >LDYA L.DNS.CACHE
|
||||
>STYA ZPCachePtr
|
||||
|
||||
@ -339,11 +381,20 @@ DNS.DecodeMsg sta hFrame1
|
||||
>SYSCALL SYS.GetMemPtrA
|
||||
>STYA ZPFrameBase1
|
||||
|
||||
>DEBUG
|
||||
|
||||
ldy #S.DNS.F+1
|
||||
lda (ZPFrameBase1),y
|
||||
and /S.DNS.F.QR
|
||||
beq .9
|
||||
|
||||
ldy #S.DNS.ID
|
||||
lda (ZPFrameBase1),y
|
||||
sta DNS.TmpCache+S.DNSCACHE.ID+1
|
||||
iny
|
||||
lda (ZPFrameBase1),y
|
||||
sta DNS.TmpCache+S.DNSCACHE.ID
|
||||
|
||||
ldy #S.DNS.ANCOUNT+1
|
||||
lda (ZPFrameBase1),y
|
||||
beq .9
|
||||
@ -366,8 +417,37 @@ DNS.DecodeMsg sta hFrame1
|
||||
dex skip another QUERY ?
|
||||
bne .1
|
||||
|
||||
.3 iny skip high byte of offset
|
||||
iny skip lo byte of offset
|
||||
.3 iny Skip Pointer or labels....
|
||||
lda (ZPFrameBase1),y
|
||||
bne .3
|
||||
|
||||
iny skip S.DNS.QTYPE HIGH
|
||||
iny
|
||||
lda (ZPFrameBase1),y
|
||||
cmp #S.DNS.QTYPE.A
|
||||
bne .9
|
||||
iny skip QCLASS
|
||||
iny
|
||||
|
||||
ldx #3
|
||||
.4 iny
|
||||
lda (ZPFrameBase1),y
|
||||
sta DNS.TmpCache+S.DNSCACHE.TTL,x
|
||||
dex
|
||||
bpl .4
|
||||
|
||||
iny skip DATALEN
|
||||
iny
|
||||
ldx #0
|
||||
|
||||
.5 iny
|
||||
lda (ZPFrameBase1),y
|
||||
sta DNS.TmpCache+S.DNSCACHE.IP,x
|
||||
inx
|
||||
cpx #4
|
||||
bne .5
|
||||
|
||||
jsr DNS.UPDATE.BY.ID
|
||||
|
||||
.9 lda hFrame1
|
||||
>SYSCALL SYS.FreeMemA
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user