A2osX/LIB/LIBTCPIP.S.CFG.txt

NEW
PREFIX /A2OSX.BUILD
AUTO 4,1
				.LIST OFF	
*--------------------------------------
*  PULLW = PTR to S.IPCFG
*--------------------------------------
CFG.Init		>PUSHBI 0
				>LDYA L.DEVNAME
				>SYSCALL open
				bcc .1
				inc DEVNAME+8
				lda DEVNAME+8
				cmp #'8'
				bne CFG.Init

				>LDYA L.MSG.DEV.KO
				>SYSCALL puts
				
				lda #MLI.E.NODEV
.9				sec
				rts
				
.1				sta IPCFG+S.IPCFG.hFD

				>PUSHW L.DEVNAME
				>PUSHBI 2
				>LDYA L.MSG.DEV.OK
				>SYSCALL printf
				
CFG.EtcFiles	>LDYAI 256
				>SYSCALL GetMem
				bcs .9

				>STYA ZPTmpPtr1
				stx CFG.hBuf1
				
				>LDYA L.HOSTNAME
				jsr CFG.Read.PrintF
				jsr CFG.Read.HOSTNAME

				lda IPCFG+S.IPCFG.HOSTNAME
				bne .4

				ldy #$ff
				
.2				iny
				lda CFG.DefaultHost,y
				sta IPCFG+S.IPCFG.HOSTNAME,y
				bne .2
			
.3				lda A2osX.TIMER16
				jsr CFG.A2CharAX
				sta IPCFG+S.IPCFG.HOSTNAME+6
				stx IPCFG+S.IPCFG.HOSTNAME+7
				
				lda A2osX.TIMER16+1
				jsr CFG.A2CharAX
				sta IPCFG+S.IPCFG.HOSTNAME+8
				stx IPCFG+S.IPCFG.HOSTNAME+9
			
.4				>LDYA L.TCPIP.CONF
				jsr CFG.Read.PrintF
				jsr CFG.Read.TCPIP.CONF

				lda IPCFG+S.IPCFG.IP
				beq .5
				
				lda #S.IPCFG.STATUS.OK
				sta IPCFG+S.IPCFG.STATUS
				
.5				>LDYA L.HOSTS
				jsr CFG.Read.PrintF
				jsr CFG.Read.HOSTS

				jsr SET.IPCFG.I
				
				lda CFG.hBuf1
				>SYSCALL freemem
				
.9				rts				
*--------------------------------------
CFG.Read.PrintF >PUSHYA
				>PUSHBI 2
				>LDYA L.MSG.CFG
				>SYSCALL printf
				rts
*--------------------------------------
CFG.Read.HOSTNAME
				>LDYA L.HOSTNAME
				jsr CFG.Read.Open
				jsr CFG.Read.Result
				bcs .9
				
.1				jsr CFG.Read.GetS
				bcs .8
				
				lda (ZPTmpPtr1)
				beq .1					empty line...
				cmp #'#
				beq .1					comment...
				
				ldy #0

.2				lda (ZPTmpPtr1),y
				sta IPCFG+S.IPCFG.HOSTNAME,y
				beq .8					end of name
				
				iny
				cpy #15
				bne .2
				
.8				clc
				.HS B0					BCS
.9				sec
				jmp CFG.Read.Close
*--------------------------------------
CFG.Read.TCPIP.CONF
				>LDYA L.TCPIP.CONF
				jsr CFG.Read.Open
				jsr CFG.Read.Result
				bcs .9
				
.1				jsr CFG.Read.GetS
				bcs .8
				
				lda (ZPTmpPtr1)
				beq .1					empty line...
				cmp #'#
				beq .1					comment...
				
				ldy #$ff

.2				iny
				lda (ZPTmpPtr1),y
				beq .3
				cmp #' '
				bne .2
				
.3				lda L.CFG.Keywords
				sta ZPTmpPtr2
				lda L.CFG.Keywords+1
				sta ZPTmpPtr2+1
				
				ldx #0

.4				phy						save keyword len

				tya
				cmp (ZPTmpPtr2)
				bne .6
				
.5				lda (ZPTmpPtr2),y
				dey
				cmp (ZPTmpPtr1),y
				bne .6
				tya
				bne .5
				
				ply						discard keyword len
				jsr .80
				bra .1
				
.6				lda (ZPTmpPtr2)
				sec
				adc ZPTmpPtr2
				sta ZPTmpPtr2
				bcc .7
				inc ZPTmpPtr2+1
				
.7				inx
				inx
				ply						reset keyword len
				
				lda (ZPTmpPtr2)
				bne .4
				
				bra .1
				
.8				clc
				.HS B0					BCS
.9				sec
				jmp CFG.Read.Close
				
.80				jmp (J.CFG.Keywords,x)
*--------------------------------------
CFG.Read.address
				ldx #S.IPCFG.IP+3
				bra CFG.Read.IP
CFG.Read.netmask
				ldx #S.IPCFG.MASK+3
				bra CFG.Read.IP
CFG.Read.gateway
				ldx #S.IPCFG.GW+3
				bra CFG.Read.IP
CFG.Read.nameserver
				ldx #S.IPCFG.DNS1+3
				lda IPCFG,x
				beq CFG.Read.IP
				ldx #S.IPCFG.DNS2+3
				
CFG.Read.IP		ldy #3

.1				txa
				clc
				adc L.IPCFG
				pha
				lda L.IPCFG+1
				adc #0
				>PUSHA					@IP[3][2][1][0]
				pla
				>PUSHA
				dex
				dey
				bpl .1
								
				>PUSHBI 8				4 PTRs on stack
				>PUSHW L.HST.SScanF
				
				lda (ZPTmpPtr2)
				sec
				adc ZPTmpPtr1
				tay
				
				lda ZPTmpPtr1+1
				adc #0

				>SYSCALL SScanF
				rts

CFG.Read.dnsdomain
				lda (ZPTmpPtr2)
				sec
				adc ZPTmpPtr1
				sta ZPTmpPtr1
				bcc .1
				inc ZPTmpPtr1+1

.1				ldy #$ff
				
.2				iny
				lda (ZPTmpPtr1),y
				sta IPCFG+S.IPCFG.DOMAIN,y
				beq .8
				cpy #K.DNS.MAXLEN
				bne .2
				lda #0
				sta IPCFG+S.IPCFG.DOMAIN,y
.8				rts
*--------------------------------------
CFG.Read.HOSTS	stz  CFG.hBuf2
				stz  CFG.hBuf3
				
				>LDYA L.HOSTS
				jsr CFG.Read.Open
				jsr CFG.Read.Result
				bcs .9

				>LDYAI 256
				>SYSCALL GetMem
				bcs .9

				>STYA ZPTmpPtr2
				stx CFG.hBuf2
				
				>LDYAI 256
				>SYSCALL GetMem
				bcs .9

				>STYA ZPTmpPtr3
				stx CFG.hBuf3
								
.1				jsr CFG.Read.GetS
				bcs .8
				
				lda (ZPTmpPtr1)
				beq .1					empty line...
				cmp #'#
				beq .1					comment...
				
				jsr CFG.Read.HOSTS.Scan
				bcs .1
				
				cmp #5
				bcc	.1					less than 5 parameters, ignore
				beq .2					no alias
				
				>LDYA ZPTmpPtr3
				jsr CFG.DNS.Add

.2				>LDYA ZPTmpPtr2
				jsr CFG.DNS.Add				
				
				bra .1

.8				clc
				.HS B0					BCS
.9				sec

				php
				pha
				lda CFG.hBuf3
				beq .90
				>SYSCALL freemem
.90				lda CFG.hBuf2
				beq .91
				>SYSCALL freemem

.91				jmp CFG.Read.Close2
*--------------------------------------
CFG.Read.HOSTS.Scan
				>PUSHW ZPTmpPtr3
				>PUSHW ZPTmpPtr2
				
				ldx #3
				
.2				txa
				clc
				adc L.CFG.IP
				tay
				lda L.CFG.IP+1
				adc #0
				>PUSHYA					@IP[3][2][1][0]

				dex
				bpl .2
								
				>PUSHBI 12				6 PTRs on stack
				>PUSHW L.CFG.HOSTS.SScanF
				>LDYA ZPTmpPtr1

				>SYSCALL SScanF
				rts
*--------------------------------------
CFG.DNS.ADD		>STYA ZPTmpPtr1

				>PUSHW ZPTmpPtr1
				
				ldy #3
				
.1				lda CFG.IP,y
				>PUSHA
				dey
				bpl .1
				
				>PUSHBI 6
				>LDYA L.MSG.DNS.ADD
				>SYSCALL printf
			
				>LDYA L.CFG.IP
				
				>PUSHYA
				>PUSHW ZPTmpPtr1
				jsr DNS.Add			
*--------------------------------------
CFG.Read.Result	bcc .1
				>PUSHA
				>PUSHBI 1
				>LDYA L.MSG.CFG.KO
				>SYSCALL printf
				sec
				rts
				
.1				>LDYA L.MSG.CFG.OK
				>SYSCALL puts
				rts
*--------------------------------------
CFG.Read.Open	stz CFG.hCfgFile
				stz CFG.hCfgPath
				
				>SYSCALL ExpandStr
				bcs .9
				
				stx CFG.hCfgPath
				pha
				
				>PUSHWI 0
				>PUSHBI S.FI.T.TXT
				>PUSHBI	O.RDONLY
				
				pla
				>SYSCALL fopen
				bcs .9
				
				sta CFG.hCfgFile
*				clc				
.9				rts				
*--------------------------------------
CFG.Read.Close	php
				pha
				
CFG.Read.Close2				
				lda CFG.hCfgPath
				beq .1
				>SYSCALL FreeMem
				
.1				lda CFG.hCfgFile
				beq .8
				>SYSCALL fclose
				
.8				pla
				plp
				rts
*--------------------------------------
CFG.Read.GetS	>PUSHWI 255
				>PUSHW ZPTmpPtr1
				lda CFG.hCfgFile
				>SYSCALL fgets
*				bcs .9
*				>LDYA ZPTmpPtr1
*				>SYSCALL puts
				
.9				rts
*--------------------------------------
CFG.A2CharAX	pha
				lsr
				lsr
				lsr
				lsr
				ora #$30
				cmp #'9'+1
				bcc .1
				adc #6
.1				tax
				pla
				and #$0F
				ora #$30
				cmp #'9'+1
				bcc .8
				adc #6
.8				rts
*--------------------------------------
SET.IPCFG		>PULLW ZPTmpPtr1		IPCFG
				
				ldy #0
				
.1				lda (ZPTmpPtr1),y
				sta IPCFG,y
				iny
				cpy #S.IPCFG
				bne .1
				
SET.IPCFG.I		>LDYA L.DCB.NIC
				>STYA IOCTL+S.IOCTL.BUFPTR
				lda #S.IOCTL.STATCODE.GETDCB
				sta IOCTL+S.IOCTL.STATCODE
				
				>PUSHW L.IOCTL
				>PUSHBI IOCTL.STATUS
				lda IPCFG+S.IPCFG.hFD
				>SYSCALL IOCTL
				bcs *
								
				ldx #5

.10				lda DCB.NIC+S.DCB.NIC.MAC,x
				sta IPCFG+S.IPCFG.MAC,x
				sta ARP.REQ.SRCMAC,x
				sta ARP.REQ.SHA,x
				sta ARP.REP.SRCMAC,x
				sta ARP.REP.SHA,x
				dex
				bpl .10
				
				ldx #3
				
.11				lda IPCFG+S.IPCFG.IP,x
				sta SA.LOCAL+S.SOCKADDR.ADDR,x
				sta ARP.REQ.SPA,x
				sta ARP.REP.SPA,x
				dex
				bpl .11
				
				lda DCB.NIC+S.DCB.NIC.FLAGS
				and #S.DCB.NIC.FLAGS.ARPOFFLOAD
				beq .2
				
				ldx #11
				
.1				lda IPCFG+S.IPCFG.IP,x
				sta DCB.NIC+S.DCB.NIC.IP,x
				dex
				bpl .1
				
				lda S.IOCTL.CTRLCODE.SETDCB
				sta S.IOCTL.CTRLCODE

				>PUSHW L.IOCTL
				>PUSHBI IOCTL.CONTROL
				lda IPCFG+S.IPCFG.hFD
				>SYSCALL IOCTL
				bcs .9
				
.2				lda hDNSSocket
				beq .3
				jsr SKT.Shutdown
				stz hDNSSocket
				
.3				lda IPCFG+S.IPCFG.DNS1
				beq .8

				>PUSHBI 0				no protocol
				lda #S.SOCKET.T.DGRAM
				jsr SKT.Socket
				bcs .9

				sta hDNSSocket
				
				stz SA.LOCAL+S.SOCKADDR.PORT
				stz SA.LOCAL+S.SOCKADDR.PORT+1
				
				>PUSHW L.SA.LOCAL
				lda hDNSSocket
				jsr SKT.Bind
				
.8				clc
.9				rts
*--------------------------------------
* grab a copy on the fly for lib function
* OUT :
*  Y,A = PTR to S.IPCFG
*--------------------------------------
GET.IPCFG		>LDYA L.IPCFG
				clc
				rts
*--------------------------------------
MAN
SAVE /A2OSX.SRC/LIB/LIBTCPIP.S.CFG
LOAD /A2OSX.SRC/LIB/LIBTCPIP.S
ASM