mirror of
https://github.com/A2osX/A2osX.git
synced 2024-09-10 07:54:37 +00:00
493 lines
10 KiB
Plaintext
493 lines
10 KiB
Plaintext
PR#3
|
||
PREFIX /A2OSX.SRC
|
||
NEW
|
||
INC 1
|
||
AUTO 6
|
||
.LIST OFF
|
||
.OP 65C02
|
||
.OR $2000
|
||
.TF /A2OSX.BOOT/LIB/LIBTCPIP.O
|
||
*--------------------------------------
|
||
.INB INC/MACROS.I
|
||
.INB INC/A2OSX.I
|
||
.INB INC/LIBTCPIP.I
|
||
*--------------------------------------
|
||
ZPFrameBase1 .EQ ZPLIB
|
||
ZPFrameLen1 .EQ ZPLIB+2
|
||
ZPFramePtr1 .EQ ZPLIB+4
|
||
ZPARPIP .EQ ZPLIB+6
|
||
ZPARPMAC .EQ ZPLIB+8
|
||
ZPDNSIP .EQ ZPLIB+12
|
||
*--------------------------------------
|
||
* 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
|
||
.DA 0
|
||
.DA 0
|
||
.DA 0
|
||
*--------------------------------------
|
||
* Relocation Table
|
||
*--------------------------------------
|
||
.1 .DA LIB.LOAD
|
||
.DA LIB.UNLOAD
|
||
|
||
.DA SET.IPCFG
|
||
.DA GET.IPCFG
|
||
|
||
.DA NEW.ICMP.FRAME
|
||
.DA NEW.TCP.FRAME
|
||
.DA NEW.UDP.FRAME
|
||
.DA NEW.IP.FRAME
|
||
.DA NEW.ARP.FRAME
|
||
.DA NEW.ETH.FRAME
|
||
|
||
.DA SEND.ICMP.FRAME
|
||
.DA SEND.TCP.FRAME
|
||
.DA SEND.UDP.FRAME
|
||
.DA SEND.IP.FRAME
|
||
.DA SEND.ARP.FRAME
|
||
.DA SEND.ETH.FRAME
|
||
|
||
.DA ARP.CLEAR
|
||
.DA ARP.QUERY
|
||
.DA ARP.ADD
|
||
.DA ARP.GETCACHE
|
||
|
||
.DA DNS.CLEAR
|
||
.DA DNS.QUERY
|
||
.DA DNS.ADD
|
||
.DA DNS.GETCACHE
|
||
|
||
.DA UDP.LISTENER
|
||
.DA TCP.LISTENER
|
||
.DA ADD.LISTENER
|
||
.DA REM.LISTENER
|
||
*--------------------------------------
|
||
L.IPCFG .DA IPCFG
|
||
L.ARP.CACHE .DA ARP.CACHE
|
||
L.DNS.CACHE .DA DNS.CACHE
|
||
.DA 0
|
||
*--------------------------------------
|
||
LIB.LOAD lda bFirstLoad
|
||
bne .8
|
||
jsr ARP.CLEAR
|
||
jsr DNS.CLEAR
|
||
jsr DYN.CLEAR
|
||
inc bFirstLoad
|
||
.8 clc
|
||
rts
|
||
*--------------------------------------
|
||
LIB.UNLOAD clc
|
||
rts
|
||
*--------------------------------------
|
||
* PULLW = PTR to S.IPCFG
|
||
*--------------------------------------
|
||
SET.IPCFG >PUSHBI K.PROTOID.IP
|
||
>SYSCALL SYS.SetNetCfg
|
||
bcs GET.IPCFG.RTS
|
||
*--------------------------------------
|
||
* grab a copy on the fly for lib function
|
||
* OUT :
|
||
* Y,A = PTR to S.IPCFG
|
||
*--------------------------------------
|
||
GET.IPCFG lda #K.PROTOID.IP
|
||
>SYSCALL SYS.GetNetCfgA
|
||
bcs GET.IPCFG.RTS
|
||
>STYA ZPQuickPtr1
|
||
ldy #S.IPCFG
|
||
.1 dey
|
||
lda (ZPQuickPtr1),y
|
||
sta IPCFG,y
|
||
tya
|
||
bne .1
|
||
>LDYA ZPQuickPtr1
|
||
clc
|
||
GET.IPCFG.RTS rts
|
||
*--------------------------------------
|
||
* Out:
|
||
* Y,A = Frame PTR
|
||
* X = hMem
|
||
*--------------------------------------
|
||
NEW.ICMP.FRAME jsr NEW.IP.FRAME
|
||
bcs .9
|
||
ldy #S.IP.PROTOCOL
|
||
lda #S.IP.PROTOCOL.ICMP
|
||
sta (ZPFrameBase1),y
|
||
>LDYA ZPFrameBase1
|
||
clc
|
||
.9 rts
|
||
*--------------------------------------
|
||
* Out:
|
||
* Y,A = Frame PTR
|
||
* X = hMem
|
||
*--------------------------------------
|
||
NEW.TCP.FRAME jsr NEW.IP.FRAME
|
||
bcs .9
|
||
ldy #S.IP.PROTOCOL
|
||
lda #S.IP.PROTOCOL.TCP
|
||
sta (ZPFrameBase1),y
|
||
>LDYA ZPFrameBase1
|
||
clc
|
||
.9 rts
|
||
*--------------------------------------
|
||
* Out:
|
||
* Y,A = Frame PTR
|
||
* X = hMem
|
||
*--------------------------------------
|
||
NEW.UDP.FRAME jsr NEW.IP.FRAME
|
||
bcs .9
|
||
ldy #S.IP.PROTOCOL
|
||
lda #S.IP.PROTOCOL.UDP
|
||
sta (ZPFrameBase1),y
|
||
>LDYA ZPFrameBase1
|
||
clc
|
||
.9 rts
|
||
*--------------------------------------
|
||
* Out:
|
||
* Y,A = Frame PTR
|
||
* X = hMem
|
||
*--------------------------------------
|
||
NEW.IP.FRAME jsr NEW.ETH.FRAME
|
||
bcs .9
|
||
|
||
ldy #S.ETH.ETHERTYPE
|
||
lda /S.ETH.ETHERTYPE.IP
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
lda #S.ETH.ETHERTYPE.IP
|
||
sta (ZPFrameBase1),y
|
||
|
||
ldy #S.IP.V.IHL.DSCP.ECN
|
||
lda #$45
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
lda #$0
|
||
sta (ZPFrameBase1),y
|
||
|
||
ldy #S.IP.IDENTIFICATION
|
||
sta (ZPFrameBase1),y
|
||
inc
|
||
iny
|
||
sta (ZPFrameBase1),y
|
||
dec
|
||
ldy #S.IP.FRAGMENT.FLAGS
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
sta (ZPFrameBase1),y
|
||
|
||
ldy #S.IP.TTL
|
||
lda #K.IP.TTL
|
||
sta (ZPFrameBase1),y
|
||
>LDYA ZPFrameBase1
|
||
clc
|
||
.9 rts
|
||
*--------------------------------------
|
||
* Out:
|
||
* Y,A = Frame PTR
|
||
* X = hMem
|
||
*--------------------------------------
|
||
NEW.ARP.FRAME jsr NEW.ETH.FRAME
|
||
bcs .9
|
||
|
||
ldy #S.ETH.ETHERTYPE
|
||
lda /S.ETH.ETHERTYPE.ARP
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
lda #S.ETH.ETHERTYPE.ARP
|
||
sta (ZPFrameBase1),y
|
||
|
||
ldy #S.ARP.HTYPE
|
||
lda #0
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
lda #1
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
lda #8
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
lda #0
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
lda #6
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
lda #4
|
||
sta (ZPFrameBase1),y
|
||
>LDYA ZPFrameBase1
|
||
clc
|
||
.9 rts
|
||
*--------------------------------------
|
||
* Out:
|
||
* Y,A = Frame PTR
|
||
* X = hMem
|
||
*--------------------------------------
|
||
NEW.ETH.FRAME >PUSHWI K.ETH.FRAME.LEN
|
||
>PUSHBI S.MEM.F.INIT0
|
||
>SYSCALL SYS.GetMem
|
||
bcs .9
|
||
>STYA ZPFrameBase1
|
||
clc
|
||
.9 rts
|
||
*--------------------------------------
|
||
* In:
|
||
* Out:
|
||
*--------------------------------------
|
||
SEND.ICMP.FRAME >PULLW ZPFrameBase1
|
||
>PULLW ZPFrameLen1
|
||
|
||
>PUSHW ZPFrameLen1
|
||
>PUSHWI S.ICMP.TYPE
|
||
jsr ComputeChecksum
|
||
|
||
phy
|
||
ldy #S.ICMP.CHECKSUM
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
pla
|
||
sta (ZPFrameBase1),y
|
||
|
||
bra SEND.IP.FRAME.I
|
||
*--------------------------------------
|
||
* In:
|
||
* Out:
|
||
*--------------------------------------
|
||
SEND.TCP.FRAME >PULLW ZPFrameBase1
|
||
>PULLW ZPFrameLen1
|
||
bra SEND.IP.FRAME.I
|
||
*--------------------------------------
|
||
* In:
|
||
* Out:
|
||
*--------------------------------------
|
||
SEND.UDP.FRAME >PULLW ZPFrameBase1
|
||
>PULLW ZPFrameLen1
|
||
SEND.UDP.FRAME.I
|
||
ldy #S.UDP.LENGTH+1
|
||
lda ZPFrameLen1
|
||
sec
|
||
sbc #S.IP
|
||
sta (ZPFrameBase1),y
|
||
dey
|
||
lda ZPFrameLen1+1
|
||
sbc /S.IP
|
||
sta (ZPFrameBase1),y
|
||
lda #0 SET.UDP.CHECKSUM
|
||
ldy #S.UDP.CHECKSUM (0 = Disable UDP Checksum)
|
||
sta (ZPFrameBase1),y
|
||
iny
|
||
sta (ZPFrameBase1),y
|
||
bra SEND.IP.FRAME.I
|
||
*--------------------------------------
|
||
* In:
|
||
* Out:
|
||
*--------------------------------------
|
||
SEND.IP.FRAME >PULLW ZPFrameBase1
|
||
>PULLW ZPFrameLen1
|
||
|
||
SEND.IP.FRAME.I ldx #S.IPCFG.IP
|
||
ldy #S.IP.SRC
|
||
|
||
.10 lda IPCFG,x
|
||
sta (ZPFrameBase1),y
|
||
inx
|
||
iny
|
||
cpy #S.IP.SRC+4
|
||
bne .10
|
||
|
||
jsr ARP.RESOLVE
|
||
bcs .9
|
||
ldy #S.IP.TOTAL.LENGTH+1
|
||
lda ZPFrameLen1
|
||
sec
|
||
sbc #S.ETH
|
||
sta (ZPFrameBase1),y
|
||
dey
|
||
lda ZPFrameLen1+1
|
||
sbc /S.ETH
|
||
sta (ZPFrameBase1),y
|
||
|
||
stz IP.CHECKSUM RESET.IP.CHECKSUM
|
||
stz IP.CHECKSUM+1
|
||
stz IP.CHECKSUM+2
|
||
* stz IP.CHECKSUM+3 Optimized for IP Header
|
||
|
||
ldy #S.IP.V.IHL.DSCP.ECN
|
||
.1 lda (ZPFrameBase1),y
|
||
tax
|
||
iny
|
||
lda (ZPFrameBase1),y
|
||
iny
|
||
clc
|
||
adc IP.CHECKSUM
|
||
sta IP.CHECKSUM
|
||
txa
|
||
adc IP.CHECKSUM+1
|
||
sta IP.CHECKSUM+1
|
||
bcc .2
|
||
inc IP.CHECKSUM+2
|
||
*.2 bne .3 Optimized for IP Header
|
||
* inc IP.CHECKSUM+3 Optimized for IP Header
|
||
.2 cpy #S.IP
|
||
bne .1
|
||
|
||
lda IP.CHECKSUM
|
||
clc
|
||
adc IP.CHECKSUM+2
|
||
eor #$FF
|
||
ldy #S.IP.HDR.CHECKSUM+1
|
||
sta (ZPFrameBase1),y
|
||
dey
|
||
lda IP.CHECKSUM+1
|
||
* adc IP.CHECKSUM+3 Optimized for IP Header
|
||
adc #0 Optimized for IP Header
|
||
eor #$FF
|
||
sta (ZPFrameBase1),y
|
||
bra SEND.ETH.FRAME
|
||
.9 rts
|
||
*--------------------------------------
|
||
* In:
|
||
* Out:
|
||
*--------------------------------------
|
||
SEND.ARP.FRAME >PULLW ZPFrameBase1
|
||
SEND.ARP.FRAME.I
|
||
>LDYAI S.ARP default ARP Frame length
|
||
>STYA ZPFrameLen1
|
||
*--------------------------------------
|
||
* In:
|
||
* Out:
|
||
*--------------------------------------
|
||
SEND.ETH.FRAME >PUSHW ZPFrameLen1
|
||
>PUSHW ZPFrameBase1
|
||
ldx #S.IPCFG.HDEV
|
||
lda IPCFG,x
|
||
|
||
>SYSCALL SYS.GetDevByIDA
|
||
>STYA pDev
|
||
ldx #DEVMGR.NET.SEND
|
||
jsr pDevJmp
|
||
rts
|
||
*--------------------------------------
|
||
UDP.LISTENER >PULLW ZPFrameBase1
|
||
>PULLW ZPFrameLen1
|
||
sec
|
||
rts
|
||
*--------------------------------------
|
||
TCP.LISTENER >PULLW ZPFrameBase1
|
||
>PULLW ZPFrameLen1
|
||
sec
|
||
rts
|
||
*--------------------------------------
|
||
ADD.LISTENER sec
|
||
rts
|
||
*--------------------------------------
|
||
REM.LISTENER sec
|
||
rts
|
||
*--------------------------------------
|
||
DYN.CLEAR
|
||
*--------------------------------------
|
||
DYN.GET
|
||
*--------------------------------------
|
||
DYN.RELEASE
|
||
*--------------------------------------
|
||
.INB LIB/LIBTCPIP.S.ARP
|
||
.INB LIB/LIBTCPIP.S.DNS
|
||
*--------------------------------------
|
||
* PRIVATE
|
||
*--------------------------------------
|
||
|
||
*--------------------------------------
|
||
ToLowerCaseA cmp #'A'
|
||
bcc .1
|
||
cmp #'Z'+1
|
||
bcs .1
|
||
adc #$20
|
||
.1 rts
|
||
*--------------------------------------
|
||
* In:
|
||
* PULLW = Start Offset
|
||
* PULLW = End Offset
|
||
* Out:
|
||
* Y,A = CheckSum
|
||
*--------------------------------------
|
||
ComputeChecksum >PULLA
|
||
clc
|
||
adc ZPFrameBase1
|
||
sta ZPQuickPtr1
|
||
>PULLA
|
||
adc ZPFrameBase1+1
|
||
sta ZPQuickPtr1+1
|
||
|
||
>PULLA
|
||
clc
|
||
adc ZPFrameBase1
|
||
sta ZPQuickPtr2
|
||
>PULLA
|
||
adc ZPFrameBase1+1
|
||
sta ZPQuickPtr2+1
|
||
|
||
stz IP.CHECKSUM RESET.IP.CHECKSUM
|
||
stz IP.CHECKSUM+1
|
||
stz IP.CHECKSUM+2
|
||
stz IP.CHECKSUM+3
|
||
ldy #1
|
||
.1 lda (ZPQuickPtr1),y
|
||
clc
|
||
adc IP.CHECKSUM
|
||
sta IP.CHECKSUM
|
||
lda (ZPQuickPtr1)
|
||
adc IP.CHECKSUM+1
|
||
sta IP.CHECKSUM+1
|
||
bcc .3
|
||
inc IP.CHECKSUM+2
|
||
bne .3
|
||
inc IP.CHECKSUM+3
|
||
.3 lda ZPQuickPtr1
|
||
clc
|
||
adc #2
|
||
sta ZPQuickPtr1
|
||
bcc .4
|
||
inc ZPQuickPtr1+1
|
||
.4 cmp ZPQuickPtr2
|
||
bne .1
|
||
lda ZPQuickPtr1+1
|
||
cmp ZPQuickPtr2+1
|
||
bne .1
|
||
lda IP.CHECKSUM
|
||
clc
|
||
adc IP.CHECKSUM+2
|
||
eor #$FF
|
||
tay
|
||
lda IP.CHECKSUM+1
|
||
adc IP.CHECKSUM+3
|
||
eor #$FF
|
||
rts
|
||
*--------------------------------------
|
||
CS.END
|
||
*--------------------------------------
|
||
bFirstLoad .DA #0
|
||
Status .BS 1
|
||
DNSMessageID .BS 2
|
||
DNSDynamicPort .BS 2
|
||
DNSHostTTL .BS 4
|
||
DNSHostName .BS K.DNS.MAXLEN+1
|
||
DNSHostNameLen .BS 1
|
||
IP.CHECKSUM .BS 4
|
||
IPCFG .BS S.IPCFG
|
||
ARP.CACHE .BS K.ARPCACHE.SIZE*S.ARPCACHE
|
||
DNS.CACHE .BS K.DNSCACHE.SIZE*S.DNSCACHE
|
||
UDP.TABLE .BS K.UDPTABLE.SIZE*S.LISTENER
|
||
TCP.TABLE .BS K.TCPTABLE.SIZE*S.LISTENER
|
||
DYNPORT.UDP.LAST .BS 2
|
||
DYNPORT.TCP.LAST .BS 2
|
||
DYNPORT.UDP .BS K.DYNPORT.MAX*4
|
||
DYNPORT.TCP .BS K.DYNPORT.MAX*4
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE LIB/LIBTCPIP.S
|
||
ASM
|