A2osX/BIN/RPCDUMP.S.txt

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PR#3
PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
.LIST OFF
.OP 65C02
.OR $2000
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.TF /A2OSX.DEV/BIN/RPCDUMP
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*--------------------------------------
.INB /A2OSX.DEV/INC/MACROS.I
.INB /A2OSX.DEV/INC/A2OSX.I
.INB /A2OSX.DEV/INC/LIBTCPIP.I
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*--------------------------------------
TIMEOUT.MAX .EQ 40 40*100ms = 4 sec.
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*--------------------------------------
ZPIPCfgPtr .EQ ZPBIN
ZPFrameBase .EQ ZPBIN+2
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*--------------------------------------
* 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.LIBTCPIP .DA LIBTCPIP
L.Socket .DA Socket
L.Socket.Dst.Addr .DA Socket.Dst.Addr
L.RPC.Request .DA RPC.Request
L.MSG.USAGE .DA MSG.USAGE
L.MSG.UNKNOWN .DA MSG.UNKNOWN
L.MSG.TIMEOUT .DA MSG.TIMEOUT
L.MSG.DUMP0 .DA MSG.DUMP0
L.MSG.DUMP1 .DA MSG.DUMP1
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.DA 0
*--------------------------------------
CS.INIT >SYSCALL GetArgC
cmp #1
beq .99
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>LDYA L.LIBTCPIP
>SYSCALL LoadLibYA
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sta hLIBTCPIP
>LIBCALL hLIBTCPIP,LIBTCPIP.GET.IPCFG is TCPIP loaded ?
bcs .99
>STYA ZPIPCfgPtr
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lda (ZPIPCfgPtr) Configured ?
bpl .99
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ldx #3
ldy #S.IPCFG.IP+3
.1 lda (ZPIPCfgPtr),y
sta Socket.Src.Addr,x
dey
dex
bpl .1
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lda (pPs)
ora #S.PS.F.EVENT Now accept events
sta (pPs)
clc
rts
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.99 >LDYA L.MSG.USAGE
>SYSCALL CPrintFYA
lda #SYSMGR.ERRSYN
sec
rts
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*--------------------------------------
CS.RUN jsr Init.Timeout
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.1 >PUSHW L.Socket.Dst.Addr
lda #1
>SYSCALL GetArgA
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>PUSHYA
>LIBCALL hLIBTCPIP,LIBTCPIP.HST.GETBYNAME
bcc .2
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>SYSCALL Sleep
jsr Wait.Timeout
bcc .1
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lda #1
>SYSCALL GetArgA
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>PUSHYA
>LDYA L.MSG.UNKNOWN
>SYSCALL CPrintFYA
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sec
rts
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.2 >PUSHW L.Socket
>LIBCALL hLIBTCPIP,LIBTCPIP.SKT.New
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bcs .99
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txa
ldy #hSocket
sta (pData),y
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.3 >PUSHWI RPC.Request.End-RPC.Request
>PUSHW L.RPC.Request
ldy #hSocket
>PUSHB (pData),y
>LIBCALL hLIBTCPIP,LIBTCPIP.SKT.Write
bcc .4
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>SYSCALL Sleep
jsr Wait.Timeout
bcc .3
bra .99
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.4 jsr Init.Timeout
.5 ldy #hSocket
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lda (pData),y
>LIBCALL hLIBTCPIP,LIBTCPIP.SKT.ReadA
bcc .6
>SYSCALL Sleep
jsr Wait.Timeout
bcc .5
bra .99
.6 ldy #hFrame
sta (pData),y
>SYSCALL GetMemPtrA
>STYA ZPFrameBase
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jsr DumpRPCFrame
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ldy #hFrame
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lda (pData),y
>SYSCALL FreeMemA
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lda #0
sec
rts
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.99 lda #1
>SYSCALL GetArgA
>PUSHYA
>LDYA L.MSG.TIMEOUT
>SYSCALL CPrintFYA
sec
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rts
*--------------------------------------
CS.DOEVENT lda (pEvent)
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bpl .9 is it a TIMER event?
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ldy #TimeOut
lda (pData),y
beq .9
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dec
sta (pData),y
.9 sec do not discard TIMER event
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rts
*--------------------------------------
CS.QUIT ldy #hSocket
lda (pData),y
>LIBCALL hLIBTCPIP,LIBTCPIP.SKT.CLOSEA
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lda hLIBTCPIP
beq .8
>SYSCALL UnloadLibA
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.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
*--------------------------------------
DumpRPCFrame lda #S.UDP+24
clc
adc ZPFrameBase
sta ZPFrameBase
lda /S.UDP+24
adc ZPFrameBase+1
sta ZPFrameBase+1
>LDYA L.MSG.DUMP0
>SYSCALL CPrintFYA
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.1 ldy #3
lda (ZPFrameBase),y Value follows?
beq .9
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ldy #18 port
>PUSHB (ZPFrameBase),y
iny
>PUSHB (ZPFrameBase),y
ldy #15 proto
>PUSHB (ZPFrameBase),y
ldy #11 version
>PUSHB (ZPFrameBase),y
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ldy #4 program
.7 >PUSHB (ZPFrameBase),y
iny
cpy #8
bne .7
>LDYA L.MSG.DUMP1
>SYSCALL CPrintFYA
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lda #20
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clc
adc ZPFrameBase
sta ZPFrameBase
bcc .1
inc ZPFrameBase+1
bra .1
.9 rts
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*--------------------------------------
CS.END
LIBTCPIP >PSTR "libtcpip.o"
MSG.USAGE >CSTR "Usage : RPCDUMP <ip|host>\r\n"
MSG.UNKNOWN >CSTR "%S: Unknown host\r\n"
MSG.TIMEOUT >CSTR "No response from %S\r\n"
MSG.DUMP0 >CSTR "Program Ver Proto:Port\r\n"
MSG.DUMP1 >CSTR "%10L %2d %2d:%D\r\n"
Socket .DA #S.SOCKET.SOCK.DGRAM
.BS 3
Socket.Src.Addr .BS 4
Socket.Src.Port .DA 0 Dynamic
Socket.Dst.Addr .BS 4
Socket.Dst.Port .DA UDP.PORT.PMAP
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.BS S.SOCKET-16
*--------------------------------------
RPC.Request .HS 12345678 XID
.HS 00000000 0=CALL
.HS 00000002 RPCVERS
.HS 000186A0 PROG=portmapper
.HS 00000002 VERS
.HS 00000004 PMAPPROC_DUMP
.HS 00000000 CRED
.HS 00000000
.HS 00000000 VERF
.HS 00000000
RPC.Request.End .EQ *
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hLIBTCPIP .BS 1
*--------------------------------------
.DUMMY
.OR 0
DS.START
hSocket .BS 1
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hFrame .BS 1
TimeOut .BS 1
DS.END
.ED
*--------------------------------------
MAN
SAVE BIN/RPCDUMP.S
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ASM