[OpenBIOS] r598 - ofw/inetv6
svn at openbios.org
svn at openbios.org
Fri Aug 31 23:11:38 CEST 2007
Author: lwalter
Date: 2007-08-31 23:11:38 +0200 (Fri, 31 Aug 2007)
New Revision: 598
Modified:
ofw/inetv6/ethernet.fth
ofw/inetv6/icmpecho.fth
ofw/inetv6/ipfrv6.fth
ofw/inetv6/ipv6.fth
ofw/inetv6/neighdis.fth
Log:
Add IPv6 fragmentation/reassembly
Modified: ofw/inetv6/ethernet.fth
===================================================================
--- ofw/inetv6/ethernet.fth 2007-08-31 08:05:44 UTC (rev 597)
+++ ofw/inetv6/ethernet.fth 2007-08-31 21:11:38 UTC (rev 598)
@@ -9,6 +9,7 @@
0 instance value (link-mtu) \ max packet size
0 instance value packet-buffer
+0 instance value /packet-buffer
\ Determine the Ethernet address for his-ip-addr
instance defer resolve-en-addr ( 'dest-adr type -- 'en-adr type )
@@ -29,8 +30,8 @@
then
;
-: open-link ( -- ) link-mtu alloc-mem to packet-buffer ;
-: close-link ( -- ) packet-buffer link-mtu free-mem ;
+: open-link ( -- ) link-mtu dup to /packet-buffer alloc-mem to packet-buffer ;
+: close-link ( -- ) packet-buffer /packet-buffer free-mem ;
6 constant /e
Modified: ofw/inetv6/icmpecho.fth
===================================================================
--- ofw/inetv6/icmpecho.fth 2007-08-31 08:05:44 UTC (rev 597)
+++ ofw/inetv6/icmpecho.fth 2007-08-31 21:11:38 UTC (rev 598)
@@ -35,8 +35,7 @@
2dup exchange-ipsv6 ( en-adr,len icmp-adr,len ip-adr,len )
2over change-typev6 ( en-adr,len icmp-adr,len ip-adr,len )
recompute-icmpv6-checksum ( en-adr,len )
- tuck " write" $call-parent ( len actual )
- <> if ." Network transmit error" cr then
+ send-raw-packet ( )
;
: handle-echo-reply ( adr len -- ) 2drop ;
Modified: ofw/inetv6/ipfrv6.fth
===================================================================
--- ofw/inetv6/ipfrv6.fth 2007-08-31 08:05:44 UTC (rev 597)
+++ ofw/inetv6/ipfrv6.fth 2007-08-31 21:11:38 UTC (rev 598)
@@ -7,18 +7,10 @@
1 sfield ipv6-fh-next-hdr
1 sfield ipv6-fh-len
2 sfield ipv6-fh-frag-offset \ OOOO.OOOO.OOOO.OxxM
- \ Os contain the fragment offset; M=1=more fragments
+ \ Os contain the fragment offset in 8-byte unit
+ \ M=1=more fragments
4 sfield ipv6-fh-frag-id
- \ Maybe followed by zero or more of headers in following order:
- \ - Hop-by-Hop Options header
- \ - Destination Options header (for first destination, plus destinations in the
- \ Routing header)
- \ - Routing header
- \ - Fragment header
- \ - Authentication header
- \ - Encapsulating Security Payload header
- \ - Destionation Options header (for final destination)
- \ - Upper-Layer header
+ 0 sfield ipv6-fh-data
constant /ipv6-frag-hdr
instance variable frag-id
@@ -34,14 +26,11 @@
: send-ip-packet ( adr len protocol -- ) 3drop ;
[then]
-: max-ipv6-payload ( -- n )
- max-link-payload /ipv6-header -
- h# ffff.fff8 and
-;
: max-ipv6-fragment ( -- n )
max-link-payload /ipv6-header - /ipv6-frag-hdr -
h# ffff.fff8 and
;
+: max-ipv6-payload ( -- n ) max-ipv6-fragment /ipv6-frag-hdr + ;
headerless
: (send-ipv6-packet) ( adr len protocol -- )
@@ -64,15 +53,15 @@
0 value fadr \ fragment address
: send-ipv6-fragment ( offset -- )
- >r fadr ( fadr ) ( R: offset )
- olen r@ - max-ipv6-fragment min ( fadr flen ) ( R: offset )
- 2dup oaddr r@ + -rot move ( fadr flen ) ( R: offset )
- fadr set-struct ( fadr flen ) ( R: offset )
+ >r fadr dup set-struct ( fadr ) ( R: offset )
+ olen max-ipv6-fragment min ( fadr flen ) ( R: offset )
+ oaddr r@ + ipv6-fh-data 2 pick move ( fadr flen ) ( R: offset )
oprotocol ipv6-fh-next-hdr xc! \ Next header in fragment header
0 ipv6-fh-len xc! \ Length of header in units of 8 bytes - 1
- frag-id ipv6-fh-frag-id xl! \ Fragment id
- dup r@ + olen < 1 and ( fadr flen more? ) ( R: offset )
- r> 3 << or ipv6-fh-frag-offset xw! ( fadr flen )
+ frag-id @ ipv6-fh-frag-id xl! \ Fragment id
+ dup olen u< 1 and ( fadr flen more? ) ( R: offset )
+ r> or ipv6-fh-frag-offset xw! ( fadr flen )
+ olen over - to olen ( fadr flen )
/ipv6-frag-hdr + ( fadr flen' )
IP_HDR_FRAGMENT (send-ipv6-packet) ( )
;
@@ -83,9 +72,9 @@
else
1 frag-id +!
over max-ipv6-fragment /mod swap 0> if 1+ then ( adr len protocol #frags )
- >r to oprotocol to olen to oaddr r> ( #frags )
+ >r to oprotocol to olen to oaddr r> ( #frags )
max-ipv6-payload allocate-ipv6 to fadr ( #frags )
- ( #frags ) 0 do ( )
+ ( #frags ) 0 ?do ( )
i max-ipv6-fragment * send-ipv6-fragment
loop
fadr max-ipv6-payload free-ipv6
@@ -97,12 +86,328 @@
;
\ *********************************************************************************
+\ Send fully prepared ethernet packet
+\ ( For ECHO reply use where ethernet and IP headers are complete. )
+\ *********************************************************************************
+
+\ For going between the two headers; used as a pair
+: ipv6-struct ( -- ) /ipv6-header negate +struct ;
+: frag-struct ( -- ) /ipv6-header +struct ;
+
+: alloc-fadr ( adr -- )
+ dup link-mtu alloc-mem dup to fadr ( adr adr fadr )
+ /ether-header /ipv6-header + move ( adr )
+ /ether-header + set-struct ( )
+ ipv6-length xw@ to olen
+ ipv6-next-hdr c@ to oprotocol
+
+ \ Initialize static part of IPv6 header
+ fadr /ether-header + set-struct
+ IP_HDR_FRAGMENT ipv6-next-hdr xc!
+
+ \ Initialize static part of fragment header
+ frag-struct
+ oprotocol ipv6-fh-next-hdr xc!
+ 0 ipv6-fh-len xc!
+ frag-id @ ipv6-fh-frag-id xl!
+ ipv6-struct
+;
+
+: (send-raw-packet) ( adr len -- )
+ tuck " write" $call-parent
+ <> if ." Network transmit error" cr then
+;
+: send-raw-fragment ( offset -- )
+ >r ( ) ( R: offset )
+ olen max-ipv6-fragment min ( flen ) ( R: offset )
+ dup /ipv6-frag-hdr + ipv6-length xw! ( flen ) ( R: offset )
+ frag-struct ( flen ) ( R: offset )
+ dup olen u< 1 and ( flen more? ) ( R: offset )
+ r@ or ipv6-fh-frag-offset xw! ( flen ) ( R: offset )
+ oaddr r> + ipv6-fh-data 2 pick move ( flen )
+ ipv6-struct ( flen )
+ olen over - to olen ( flen )
+ /ipv6-frag-hdr + /ipv6-header + /ether-header + ( len )
+ fadr swap (send-raw-packet) ( )
+;
+: send-raw-packet ( adr len -- )
+ dup link-mtu <= if
+ (send-raw-packet)
+ else
+ 1 frag-id +! ( adr len )
+ over alloc-fadr ( adr len )
+ /ether-header /ipv6-header + /string ( content-adr,len )
+ swap to oaddr ( content-len )
+ max-ipv6-fragment /mod swap 0> if 1+ then ( #frags )
+ ( #frags ) 0 ?do
+ i max-ipv6-fragment * send-raw-fragment
+ loop
+ fadr link-mtu free-mem
+ then
+;
+
+\ *********************************************************************************
\ Receive IP packet
\ *********************************************************************************
+list: ipv6list
+listnode
+ /ether-header field >ipv6-ether \ Beginning of ethernet header
+ 0 field >ipv6-header \ Beginning of IPv6 header
+ 4 field >ipv6-version
+ 2 field >ipv6-len \ Total length of reassembled data
+ 1 field >ipv6-protocol
+ 1 field >ipv6-hop-limit
+ /ipv6 field >ipv6-source-addr
+ /ipv6 field >ipv6-dest-addr \ End of IPv6 header
+ /n field >ipv6-dghead \ Head of list of IPv6 datagrams
+ /n field >ipv6-dgtail \ Tail of list of IPv6 datagrams
+ /n field >ipv6-timer \ Timeout value in ms
+ /n field >ipv6-rangelist \ Pointer to range info
+ /n field >ipv6-id \ Fragment id
+nodetype: ipv6node \ List of IPv6 reassembly in process
+
+0 ipv6list !
+0 ipv6node !
+
+struct
+ /n field >dgv6-adr \ Pointer to content of fragmented data
+ /n field >dgv6-len \ Length of fragmented data
+ /n field >dgv6-offset \ Offset of fragmented data
+ /n field >dgv6-next
+constant /dgv6list
+
+[ifndef] include-ipv4
+struct
+ /n field >rl-begin
+ /n field >rl-end
+ /n field >rl-next
+ /n field >rl-prev
+constant /rangelist
+[then]
+
+0 instance value reassembledv6-adr
+0 instance value reassembledv6-len \ ihl + data len
+d# 60 d# 1000 * constant tlbv6 \ 60 seconds for initial timer setting
+
+: ipv6-id=? ( node -- id=? )
+ >r ( ) ( R: node )
+ frag-struct ( ) ( R: node )
+ ipv6-fh-next-hdr c@ ipv6-fh-frag-id xl@ ( next-hdr frag-id ) ( R: node )
+ ipv6-struct ( next-hdr frag-id ) ( R: node )
+ r@ >ipv6-id @ <> if r> 2drop false exit then ( next-hdr ) ( R: node )
+ r@ >ipv6-protocol c@ <> if r> drop false exit then ( ) ( R: node )
+ r@ >ipv6-source-addr ipv6-source-addr ipv6= not if r> drop false exit then
+ r> >ipv6-dest-addr ipv6-dest-addr ipv6=
+;
+
+: find-ipv6? ( -- prev-node this-node | 0 )
+ ipv6list ['] ipv6-id=? find-node
+;
+
+: alloc-ipv6 ( last-node -- node )
+ ipv6node allocate-node tuck swap insert-after
+ >r
+ the-struct /ether-header - r@ >ipv6-ether /ipv6-header /ether-header + move
+ 0 r@ >ipv6-dghead !
+ 0 r@ >ipv6-dgtail !
+ get-msecs tlbv6 + r@ >ipv6-timer !
+ 0 r@ >ipv6-len xw!
+ 0 r@ >ipv6-rangelist !
+ frag-struct
+ ipv6-fh-frag-id xl@ r@ >ipv6-id !
+ ipv6-fh-next-hdr c@ r@ >ipv6-protocol xc!
+ ipv6-struct
+ r>
+;
+
+: save-ipv6 ( node -- )
+ >r
+ ipv6-length xw@ /ipv6-frag-hdr - dup alloc-mem ( len this-dg ) ( R: node )
+
+ frag-struct
+ 2dup swap the-struct /ipv6-frag-hdr + -rot move ( len this-dg ) ( R: node )
+ ipv6-fh-frag-offset xw@ ( len this-dg offset ) ( R: node )
+ ipv6-struct ( len this-dg offset ) ( R: node )
+ dup h# fff8 and swap 1 and 0= if \ Last fragment
+ ipv6-length xw@ /ipv6-frag-hdr - over + ( len this-dg offset ) ( R: node )
+ r@ >ipv6-len xw!
+ then
+
+ /dgv6list alloc-mem ( len this-dg offset this-dglist ) ( R: node )
+ tuck >dgv6-offset ! ( len this-dg this-dglist ) ( R: node )
+ tuck >dgv6-adr ! ( len this-dglist ) ( R: node )
+ tuck >dgv6-len ! ( this-dglist ) ( R: node )
+ 0 over >dgv6-next ! ( this-dglist ) ( R: node )
+
+ r@ >ipv6-dghead @ 0= if dup r@ >ipv6-dghead ! then ( this-dglist ) ( R: node )
+ r@ >ipv6-dgtail @ ?dup 0<> if >dgv6-next over swap ! then ( this-dglist ) ( R: node )
+ r> >ipv6-dgtail ! ( )
+;
+
+: free-dgv6 ( dg -- )
+ begin ?dup while ( 'dg )
+ dup >dgv6-adr @ over >dgv6-len @ free-mem ( 'dg )
+ dup >dgv6-next @ ( 'dg 'dg-next )
+ swap /dgv6list free-mem ( 'dg-nest )
+ repeat ( )
+;
+
+[ifndef] include-ipv4
+: free-rangelist ( rl -- )
+ begin ?dup while ( rl )
+ dup >rl-next @ swap /rangelist free-mem ( rl-next )
+ repeat ( )
+;
+[then]
+
+: free-ipv6node ( prev -- )
+ delete-after
+ dup ipv6node free-node
+ dup >ipv6-dghead @ free-dgv6
+ >ipv6-rangelist @ free-rangelist
+;
+
+: free-ipv6list ( -- )
+ find-ipv6? if free-ipv6node else drop then
+;
+
+: ipv6-timeout? ( node -- flag ) >ipv6-timer @ get-msecs <= ;
+
+: process-timeoutv6? ( -- flag )
+ ipv6list ['] ipv6-timeout? find-node if free-ipv6node true else drop false then
+;
+
+[ifndef] include-ipv4
+0 value rlb
+0 value rle
+0 value last-rl
+
+: create-rangelist ( -- rl )
+ /rangelist alloc-mem ( rl )
+ rle over >rl-end ! ( rl )
+ rlb over >rl-begin ! ( rl )
+;
+[then]
+
+: insert-before-rangelistv6 ( node rl -- )
+ create-rangelist >r ( node rl )
+ dup r@ >rl-next ! ( node rl )
+ dup >rl-prev @ dup r@ >rl-prev ! ( node rl rl-prev )
+ ?dup 0<> if >rl-next r@ swap ! then ( node rl )
+ r@ over >rl-prev ! ( node rl )
+ r> -rot ( new node rl )
+ over >ipv6-rangelist @ = if >ipv6-rangelist ! else 2drop then
+;
+
+: insert-endof-rangelistv6 ( node rl -- )
+ create-rangelist ( node rl new )
+ 0 over >rl-next ! ( node rl new )
+ 2dup >rl-prev ! ( node rl new )
+ -rot tuck ( new rl node rl )
+ 0= if nip >ipv6-rangelist ! else drop >rl-next ! then
+;
+
+\ New range = b:e
+\ Current node = x:y
+\ if e<x-1, add node to front and exit
+\ if b>y+1, goto examine next node
+\ if b<x, x=b
+\ if e>y, y=e and exit
+\ if all the nodes have been examined, add node to end and exit
+\
+: (update-rangelistv6) ( ofs len node -- )
+ -rot over + 1- to rle to rlb ( node )
+ 0 to last-rl ( node )
+ dup >ipv6-rangelist @ ( node rl )
+ begin ?dup while
+ >r ( node )
+ rle r@ >rl-begin @ 1- < if r> insert-before-rangelistv6 exit then
+ rlb r@ >rl-end @ 1+ <= if ( node )
+ rlb r@ >rl-begin @ < if rlb r@ >rl-begin ! then
+ rle r@ >rl-end @ > if rle r@ >rl-end ! then
+ r> 2drop
+ exit
+ then
+ r@ to last-rl ( node )
+ r> >rl-next @ ( node rl )
+ repeat ( node )
+ last-rl insert-endof-rangelistv6
+;
+
+: update-rangelistv6 ( node -- )
+ frag-struct
+ ipv6-fh-frag-offset xw@ h# fff8 and ( node ofs )
+ ipv6-struct
+ ipv6-length xw@ /ipv6-frag-hdr - ( node ofs len )
+ rot (update-rangelistv6)
+;
+
+: rl-complete? ( rl -- complete? )
+ 0 swap ( 0 rl )
+ begin ( e rl )
+ 2dup >rl-begin @ 1- < ( e rl gap? )
+ if 2drop false exit then ( e rl )
+ dup >rl-end @ rot max swap ( e' rl )
+ >rl-next @ ?dup 0= ( e' rl-next )
+ until ( e' )
+ drop true
+;
+
+: ipv6-done? ( node -- done? )
+ dup >ipv6-len xw@ 0= if drop false exit then
+ >ipv6-rangelist @ rl-complete?
+;
+
+: (reassemble-ipv6) ( adr dg -- )
+ begin ?dup while ( adr dg )
+ 2dup >dgv6-offset @ + ( adr dg dst )
+ over >dgv6-adr @ swap ( adr dg src dst )
+ 2 pick >dgv6-len @ move ( adr dg )
+ >dgv6-next @ ( adr dg-next )
+ repeat drop ( )
+;
+
+: reassemble-ipv6 ( node -- ip-adr,len )
+ >r
+ r@ >ipv6-len xw@ ( dlen ) ( R: node )
+ /ipv6-header + /ether-header + ( rlen ) ( R: node )
+ dup to reassembledv6-len ( rlen ) ( R: node )
+ alloc-mem dup to reassembledv6-adr ( radr ) ( R: node )
+ r@ >ipv6-ether swap /ipv6-header /ether-header + move \ Copy IPv6 header content
+ reassembledv6-adr /ipv6-header + /ether-header + ( content-adr ) ( R: node )
+ r> >ipv6-dghead @ (reassemble-ipv6) ( )
+ reassembledv6-adr reassembledv6-len /ether-header /string ( ip-adr,len )
+ free-ipv6list ( ip-adr,len )
+;
+
+: process-datagramv6 ( node -- false | ip-adr,len true)
+ dup save-ipv6 ( node )
+ dup update-rangelistv6 ( node )
+ dup ipv6-done? if ( node )
+ reassemble-ipv6 ( ip-adr,len )
+ true ( ip-adr,len true )
+ else ( node )
+ drop false ( false )
+ then
+;
+
+: process-done-ipv6 ( -- )
+ reassembledv6-len 0> if
+ reassembledv6-adr reassembledv6-len free-mem
+ 0 to reassembledv6-adr 0 to reassembledv6-len
+ then
+;
+
+: get-done-ipv6? ( -- false | ip-adr,len true )
+ find-ipv6? ?dup if nip else alloc-ipv6 then
+ process-datagramv6
+;
+
defer handle-icmpv6 ( contents-adr,len protocol -- ) ' 3drop to handle-icmpv6
[ifndef] include-ipv4
+: process-done-ip ( -- ) ;
: process-timeout? ( -- flag ) false ;
: process-ipv4-packet ( adr len type -- flag )
3drop ." Discarding IPv4 packet" cr false
@@ -110,29 +415,48 @@
: ip-payload ( len -- adr len' ) .ipv4-not-supported ;
[then]
+: process-timeout? ( -- flag )
+ use-ipv6? if process-timeoutv6? else process-timeout? then
+;
+
: process-ipv6-packet ( adr len type -- false | contents-adr,len true )
- \ XXX Not complete. Need to process additional headers and fragmentation.
- \ XXX Assume no additional headers for now.
+ \ XXX Assume no additional headers other than fragmentation header for now.
+ nip swap ( type adr )
+ dup set-struct to last-ipv6-packet ( type )
- nip swap ( type adr )
- dup set-struct to last-ip-packet ( type )
- ipv6-addr-match? if ( type )
- ipv6-next-hdr c@ dup >r = dup if ( type=? ) ( R: next-hdr )
- ipv6-payload rot ( contents-adr,len true ) ( R: next-hdr )
- then ( false | contents-adr,len true ) ( R: next-hdr )
- r> IP_HDR_ICMPV6 = if ( false | contents-adr,len true )
- ipv6-payload IP_HDR_ICMPV6 handle-icmpv6 \ Handle ICMPv6 packets
+ \ If IPv6 packet is not for me, exit
+ ipv6-addr-match? not if ( type )
+ drop ipv6-payload handle-other-ipv6 ( )
+ false exit \ Got an packet not for me
+ then ( type )
+
+ \ If IPv6 packet is a fragment, reassemble packet if possible
+ ipv6-next-hdr c@ IP_HDR_FRAGMENT = if ( type )
+ get-done-ipv6? if ( type false | ip-adr,len true )
+ drop dup set-struct to last-ipv6-packet \ Fragment reassembly complete
else
- dup not if ipv6-payload ipv6-next-hdr c@ handle-ipv6 then
+ drop false exit \ Fragment reassembly incomplete
+ then
+ then
+
+ \ By now, we have a complete IPv6 packet. Is it what we're waiting for?
+ ipv6-next-hdr c@ >r ( type ) ( R: next-hdr )
+ r@ = dup if ( type=next-hdr? ) ( R: next-hdr )
+ ipv6-payload rot ( contents-adr,len true ) ( R: next-hdr )
+ then ( false | contents-adr,len true ) ( R: next-hdr )
+ \ Is it an ICMPv6 packet?
+ r> IP_HDR_ICMPV6 = if ( false | contents-adr,len true )
+ ipv6-payload IP_HDR_ICMPV6 handle-icmpv6 \ Handle ICMPv6 packets
+ else
+ dup not if ipv6-payload ipv6-next-hdr c@ handle-ipv6 then
\ Handle other unexpected packets
- then ( false | contents-adr,len true )
- else
- drop ipv6-payload handle-other-ipv6 \ Handle packets for other address
- false ( false )
then ( false | contents-adr,len true )
;
: receive-ip-packet ( type -- true | contents-adr,len false )
+ process-done-ip
+ process-done-ipv6
+
begin
use-ipv6? if IPV6_TYPE else IP_TYPE then
receive-ethernet-packet ( type [ip-adr,len] flag )
Modified: ofw/inetv6/ipv6.fth
===================================================================
--- ofw/inetv6/ipv6.fth 2007-08-31 08:05:44 UTC (rev 597)
+++ ofw/inetv6/ipv6.fth 2007-08-31 21:11:38 UTC (rev 598)
@@ -31,7 +31,16 @@
1 sfield ipv6-hop-limit
/ipv6 sfield ipv6-source-addr
/ipv6 sfield ipv6-dest-addr
- \ There maybe extension headers here.
+ \ Maybe followed by zero or more of headers in following order:
+ \ - Hop-by-Hop Options header
+ \ - Destination Options header (for first destination, plus destinations in the
+ \ Routing header)
+ \ - Routing header
+ \ - Fragment header
+ \ - Authentication header
+ \ - Encapsulating Security Payload header
+ \ - Destionation Options header (for final destination)
+ \ - Upper-Layer header
constant /ipv6-header
\ Values of ipv6-next-hdr
@@ -186,9 +195,7 @@
;
: .name-server-ipv6 ( -- ) ." DNS IPv6: " name-server-ipv6 .ipv6 ;
-[ifndef] include-ipv4
-0 instance value last-ip-packet
-[then]
+0 instance value last-ipv6-packet
headers
: (set-dest-ipv6) ( buf -- )
@@ -208,7 +215,7 @@
;
: lock-ipv6-address ( -- )
- the-struct >r last-ip-packet set-struct
+ the-struct >r last-ipv6-packet set-struct
\ Don't change his-ipv6-addr for booting over gateway
use-routerv6? if \ booting over a gateway.
bootnet-debug if indent ." Using router" cr then
@@ -253,7 +260,12 @@
: ipv6-payload ( -- adr len ) the-struct /ipv6-header + ipv6-length xw@ ;
\ Skip checking his-ipv6-addr if it is an ICMPv6 packet which may come from anywhere.
-: check-his-ipv6-addr? ( -- flag ) ipv6-next-hdr c@ IP_HDR_ICMPV6 <> ;
+\ XXX Assume <IPv6 header> [ <fragment header> ] <data>
+: check-his-ipv6-addr? ( -- flag )
+ ipv6-next-hdr c@ IP_HDR_ICMPV6 = if false exit then
+ ipv6-next-hdr c@ IP_HDR_FRAGMENT <> if true exit then
+ the-struct /ipv6-header + c@ IP_HDR_ICMPV6 <>
+;
: ipv6-addr-match? ( -- flag )
check-his-ipv6-addr? if
his-ipv6-addr his-ipv6-addr-mc? 0= if
Modified: ofw/inetv6/neighdis.fth
===================================================================
--- ofw/inetv6/neighdis.fth 2007-08-31 08:05:44 UTC (rev 597)
+++ ofw/inetv6/neighdis.fth 2007-08-31 21:11:38 UTC (rev 598)
@@ -3,9 +3,9 @@
headerless
-d# 200 constant ND_TIMEOUT \ Neighbor discovery timeout (ms)
-d# 200 constant DAD_TIMEOUT \ Duplicate Address Detection timeout (ms)
-d# 500 constant RD_TIMEOUT \ Router Discovery timeout (ms)
+d# 200 constant ND_TIMEOUT \ Neighbor discovery timeout (ms)
+d# 200 constant DAD_TIMEOUT \ Duplicate Address Detection timeout (ms)
+d# 2000 constant RD_TIMEOUT \ Router Discovery timeout (ms)
" stateless" d# 40 config-string ipv6-address \ leave room
\ " dhcp" ' ipv6-address set-config-string-default
@@ -141,7 +141,7 @@
over 8 + be-l@ to prefix-lifetime \ XXX lifetime
over d# 16 + my-prefix copy-ipv6-addr \ Prefix
endof
- 5 of over 4 + be-l@ to (link-mtu) endof \ MTU option
+ 5 of over 4 + be-l@ link-mtu min to (link-mtu) endof \ MTU option
d# 25 of over 8 + name-server-ipv6 copy-ipv6-addr endof \ RDNSS option
endcase
over 1+ c@ 8 * /string
@@ -190,7 +190,6 @@
['] 4drop to icmpv6-err-callback-xt
['] 2drop to icmpv6-info-callback-xt
- unknown-ipv6-addr name-server-ipv6 copy-ipv6-addr
discover-me
discover-router
@@ -212,6 +211,7 @@
;
: close ( -- )
+ process-done-ipv6
[ifdef] include-ipv4
close
[else]
@@ -241,6 +241,7 @@
true to use-ipv6?
set-mc-hash if close false exit then
['] (resolve-en-addrv6) to resolve-en-addr
+ unknown-ipv6-addr name-server-ipv6 copy-ipv6-addr
configure-ipv6
s-all-ipv6
setup-ip-attr
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