PR#3 PREFIX /A2OSX.SRC NEW INC 1 AUTO 6 .LIST OFF .OP 65C02 .OR $2000 .TF /A2OSX.BOOT/BIN/PING *-------------------------------------- .INB INC/MACROS.I .INB INC/A2OSX.I .INB INC/LIBSTR.I .INB INC/LIBTCPIP.I *-------------------------------------- TIMEOUT.MAX .EQ 20 2 sec. *-------------------------------------- ZPFrameBase1 .EQ ZPBIN ZPFrameLen1 .EQ ZPBIN+2 ZPFramePtr1 .EQ ZPBIN+4 ZPIPCfgPtr .EQ ZPBIN+6 *-------------------------------------- * 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 Code Length To Relocate .DA DS.END-DS.START Data Segment to Allocate .DA 0 .DA 0 *-------------------------------------- .1 .DA CS.INIT .DA CS.RUN .DA CS.DOEVENT .DA CS.QUIT L.LIBSTR .DA LIBSTR L.LIBTCPIP .DA LIBTCPIP L.MSG0 .DA MSG0 L.MSG1 .DA MSG1 L.MSG2 .DA MSG2 L.MSG3 .DA MSG3 .DA 0 *-------------------------------------- CS.INIT ldy #S.PS.hARGS lda (pPs),y bne .1 lda #SYSMGR.ERRSYN sec rts .1 >LDYA L.LIBSTR >SYSCALL SYS.LoadLibYA sta hLIBSTR >LDYA L.LIBTCPIP >SYSCALL SYS.LoadLibYA sta hLIBTCPIP >LIBCALL hLIBTCPIP,LIBTCPIP.GET.IPCFG is TCPIP loaded ? bcs .9 >STYA ZPIPCfgPtr lda (ZPIPCfgPtr) Configured ? bpl .9 ldy #S.IPCFG.HDEV lda (ZPIPCfgPtr),y sta hDev lda A2OSX.RANDOM16 ldy #Identifier sta (pData),y lda A2OSX.RANDOM16+1 iny sta (pData),y lda #0 ldy #Sequence sta (pData),y iny sta (pData),y lda (pPs) ora #S.PS.F.EVENT Now accept events sta (pPs) clc .9 rts *-------------------------------------- CS.RUN jsr Init.Timeout .1 >PUSHW pData DST.IP ldy #S.PS.hARGS lda (pPs),y >SYSCALL SYS.GetMemPtrA >PUSHYA >LIBCALL hLIBTCPIP,LIBTCPIP.HST.GETBYNAME bcc .2 >SYSCALL SYS.Sleep jsr Wait.Timeout bcc .1 ldy #S.PS.hARGS lda (pPs),y >SYSCALL SYS.GetMemPtrA >PUSHYA >PUSHW L.MSG0 >LIBCALL hLIBSTR,LIBSTR.PRINTF lda #1 sec rts .2 ldy #S.PS.hARGS lda (pPs),y >SYSCALL SYS.GetMemPtrA >PUSHYA ldy #3 >PUSHB (pData),y DST.IP+3 dey >PUSHB (pData),y DST.IP+2 dey >PUSHB (pData),y DST.IP+1 >PUSHB (pData) DST.IP >PUSHW L.MSG1 >LIBCALL hLIBSTR,LIBSTR.PRINTF CS.RUN.ECHO >LIBCALL hLIBTCPIP,LIBTCPIP.NEW.ICMP.FRAME >STYA ZPFrameBase1 txa ldy #hFrame sta (pData),y lda #S.ICMP+32-2 sta (ZPFrameBase1) lda /S.ICMP+32-2 ldy #1 sta (ZPFrameBase1),y ldx #3 ldy #0 .10 lda (pData),y pha iny dex bpl .10 ldx #3 ldy #S.IP.DST+3 .1 pla sta (ZPFrameBase1),y dey dex bpl .1 ldy #S.ICMP.TYPE lda #S.ICMP.TYPE.ECHOREQ sta (ZPFrameBase1),y ldy #Identifier lda (pData),y tax iny lda (pData),y ldy #S.ICMP.IDENTIFIER+1 sta (ZPFrameBase1),y dey txa sta (ZPFrameBase1),y ldy #Sequence+1 lda (pData),y tax dey lda (pData),y inc sta (pData),y bne .2 pha inx txa sta (pData),y pla .2 ldy #S.ICMP.SEQUENCE sta (ZPFrameBase1),y iny txa sta (ZPFrameBase1),y ldx #31 ldy #S.ICMP+31 .21 txa and #$0f ora #$60 sta (ZPFrameBase1),y dey dex bpl .21 jsr Init.Timeout .3 ldy #hFrame lda (pData),y >SYSCALL SYS.GetMemPtrA >PUSHYA >LIBCALL hLIBTCPIP,LIBTCPIP.SEND.ICMP.FRAME bcc .4 >SYSCALL SYS.Sleep jsr Wait.Timeout bcc .3 .4 ldy #hFrame lda (pData),y >SYSCALL SYS.FreeMemA ldy #bReply lda #0 sta (pData),y jsr Init.Timeout CS.RUN.WAIT >SYSCALL SYS.Sleep ldy #bReply lda (pData),y bne .1 ldy #bCTRLC lda (pData),y bne CS.RUN.ERROR jsr Wait.Timeout bcc CS.RUN.WAIT ldy #3 >PUSHB (pData),y DST.IP+3 dey >PUSHB (pData),y DST.IP+2 dey >PUSHB (pData),y DST.IP+1 >PUSHB (pData) DST.IP >PUSHW L.MSG2 >LIBCALL hLIBSTR,LIBSTR.PRINTF .1 ldy #bCTRLC lda (pData),y bne CS.RUN.ERROR ldy #TimeOut lda (pData),y beq .2 >SYSCALL SYS.Sleep bra .1 .2 jmp CS.RUN.ECHO CS.RUN.ERROR sec rts *-------------------------------------- CS.DOEVENT lda (pEvent) bpl .1 is it a TIMER event? ldy #TimeOut lda (pData),y beq .9 dec sta (pData),y sec do not discard TIMER event rts .1 lda (pEvent) and #S.EVT.F.KEY is it a KEY event? beq .2 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 #$03 Ctrl-C bne .8 lda #$FF ldy #bCTRLC sta (pData),y bra .8 .2 lda (pEvent) and #S.EVT.F.NET beq .9 ldy #S.EVT.hDEV lda (pEvent),y cmp hDev bne .9 ldy #S.EVT.DATALO Get Frame hMem lda (pEvent),y >SYSCALL SYS.GetMemPtrA >STYA ZPFrameBase1 ldy #S.IP.PROTOCOL lda (ZPFrameBase1),y cmp #S.IP.PROTOCOL.ICMP bne .9 ldy #S.ICMP.TYPE lda (ZPFrameBase1),y cmp #S.ICMP.TYPE.ECHOREP bne .9 ldy #S.ICMP.IDENTIFIER lda (ZPFrameBase1),y tax iny lda (ZPFrameBase1),y ldy #Identifier+1 cmp (pData),y bne .9 dey txa cmp (pData),y bne .9 jsr CS.EVENT.REPLY .8 clc rts .9 sec rts *-------------------------------------- CS.EVENT.REPLY lda #TIMEOUT.MAX sec ldy #TimeOut sbc (pData),y stz TimeOut.ms stz TimeOut.ms+1 tay beq .3 .1 lda TimeOut.ms clc adc #100 sta TimeOut.ms bcc .2 inc TimeOut .2 dey bne .1 .3 >PUSHW TimeOut.ms ldy #S.IP.TTL >PUSHB (ZPFrameBase1),y ldy #S.ICMP.SEQUENCE+1 >PUSHB (ZPFrameBase1),y dey >PUSHB (ZPFrameBase1),y ldy #S.IP.SRC+3 >PUSHB (ZPFrameBase1),y dey >PUSHB (ZPFrameBase1),y dey >PUSHB (ZPFrameBase1),y dey >PUSHB (ZPFrameBase1),y >PUSHW L.MSG3 >LIBCALL hLIBSTR,LIBSTR.PRINTF ldy #bReply lda (pData),y inc sta (pData),y 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" MSG0 >CSTRING "%S: Unknown host\n" MSG1 >CSTRING "PING %d.%d.%d.%d (%S)\n" MSG2 >CSTRING "%d.%d.%d.%d: TimeOut/Host unreachable\n" MSG3 >CSTRING "32 bytes from %d.%d.%d.%d, icmp_seq=%D, ttl=%d, time=%D ms\n" hLIBSTR .BS 1 hLIBTCPIP .BS 1 hDev .BS 1 TimeOut.ms .BS 2 *-------------------------------------- .DUMMY .OR 0 DS.START DST.IP .BS 4 hFrame .BS 1 TimeOut .BS 1 Identifier .BS 2 Sequence .BS 2 bCTRLC .BS 1 bReply .BS 1 DS.END .ED *-------------------------------------- MAN SAVE BIN/PING.S ASM