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Commit Graph

815 Commits

Author SHA1 Message Date
Yoshinobu Inoue
3a2a9f7976 Fixed the problem that IPsec connection hangs when bigger data is sent.
-opt_ipsec.h was missing on some tcp files (sorry for basic mistake)
  -made buildable as above fix
  -also added some missing IPv4 mapped IPv6 addr consideration into
   ipsec4_getpolicybysock
2000-01-15 14:56:38 +00:00
Yoshinobu Inoue
0567ae029a Added missing 'else' for 'if (isipv6)' at IPv6 length setting in tcp_respond().
By this bug, IPv6 reset was not sent.
(I checked around same kind of bug, but no other found.)
2000-01-15 14:34:56 +00:00
Yoshinobu Inoue
595ad28111 Removed wrong(unnecessary) & operators for pointer, in ipsec_hdrsiz_tcp().
This must be one of the reason why connections over IPsec hangs for
bigger packets.(which was reported on freebsd-current@freebsd.org)

But there still seems to be another bug and the problem is not yet fixed.
2000-01-15 05:39:28 +00:00
Yoshinobu Inoue
bb913f0f78 add forward declarations, and small cosmetic changes.
Submitted by: bde
2000-01-15 05:20:40 +00:00
Guido van Rooij
b33271069e Apply patches in rev 1.2 and 1.9 that I forgot
Pointe out by:	bde
2000-01-14 19:48:42 +00:00
Rodney W. Grimes
d05257b0f2 Replace beforeinstall target with new variables used by .mk system.
Reviewed by:	marcel, and make world
2000-01-14 07:57:47 +00:00
Guido van Rooij
0f9f7e9f23 Bring over ipfilter kernel sources, including merging the local modifications. 2000-01-13 19:01:33 +00:00
Yoshinobu Inoue
5d60ed0e69 Change struct sockaddr_storage member name, because following change
is very likely to become consensus as recent ietf/ipng mailing list
discussion. Also recent KAME repository and other KAME patched BSDs
also applied it.

  s/__ss_family/ss_family/
  s/__ss_len/ss_len/

Makeworld is confirmed, and no application should be affected by this change
yet.
2000-01-13 14:52:53 +00:00
Yoshinobu Inoue
21ab895ff5 Clear rt after RTFREE. This might have sometime caused kernel panic at rtfree()
on INET6 enabled environment.
2000-01-13 14:21:30 +00:00
Yoshinobu Inoue
8972cdb14e add a comment for some possible? IPv4 option processing. 2000-01-13 05:21:05 +00:00
Yoshinobu Inoue
72e174286c removed incorrect ip6 length setting for IPv6 tcp reset packet. 2000-01-13 05:18:30 +00:00
Ruslan Ermilov
5db1e34ea4 MGETHDR() does not initialize m_pkthdr.rcvif, do it here.
This fixes page fault panic observed when diverting packets
with IP options (e.g. ping -R remoteIP over natd).

PR:	kern/8596, kern/11199
2000-01-10 18:46:05 +00:00
Yoshinobu Inoue
fb59c426ff tcp updates to support IPv6.
also a small patch to sys/nfs/nfs_socket.c, as max_hdr size change.

Reviewed by: freebsd-arch, cvs-committers
Obtained from: KAME project
2000-01-09 19:17:30 +00:00
Yoshinobu Inoue
d0a98d79d2 enable IPsec over DUMMYNET again
Submitted by: luigi
Reviewed by: luigi
2000-01-09 03:06:28 +00:00
Yoshinobu Inoue
0ba9128b0c prevent kernel panic which happens when either of IPSEC and IPDIVERT
is enabled.

Confirmed by: Eugene M. Kim <ab@astralblue.com>
2000-01-08 12:53:48 +00:00
Luigi Rizzo
ec8fac2acf Add ipfw hooks for the new dummynet features.
Support masks on TCP/UDP ports.

Minor cleanup of ip_fw_chk() to avoid repeated calls to PULLUP_TO
at each rule.
2000-01-08 11:31:43 +00:00
Luigi Rizzo
d1f04b29f0 Cleanup dummynet call interface so it should now work on the Alpha
as well. Also (probably) fix a bug introduced during the IPv6 import.
2000-01-08 11:28:23 +00:00
Luigi Rizzo
988790bfd9 Implement per-flow queueing. Using a single pipe config rule,
now you can dynamically create rate-limited queues for different
flows using masks on dst/src IP, port and protocols.
Read the ipfw(8) manpage for details and examples.

Restructure the internals of the traffic shaper to use heaps,
so that it manages efficiently large number of queues.

Fix a bug which was present in the previous versions which could
cause, under certain unfrequent conditions, to send out very large
bursts of traffic.

All in all, this new code is much cleaner than the previous one and
should also perform better.

Work supported by Akamba Corp.
2000-01-08 11:24:46 +00:00
Eivind Eklund
3418fe8734 KERNEL -> _KERNEL 2000-01-05 16:25:20 +00:00
Peter Wemm
664a31e496 Change #ifdef KERNEL to #ifdef _KERNEL in the public headers. "KERNEL"
is an application space macro and the applications are supposed to be free
to use it as they please (but cannot).  This is consistant with the other
BSD's who made this change quite some time ago.  More commits to come.
1999-12-29 04:46:21 +00:00
Mike Smith
052a6aad2c Make tcp_drain() actually do something. When invoked (usually as a
desperation measure in low-memory situations), walk the tcpbs and
flush the reassembly queues.

This behaviour is currently controlled by the debug.do_tcpdrain sysctl
(defaults to on).

Submitted by:	Bosko Milekic <bmilekic@dsuper.net>
Reviewed by:	wollman
1999-12-28 23:18:33 +00:00
Yoshinobu Inoue
6a800098cc IPSEC support in the kernel.
pr_input() routines prototype is also changed to support IPSEC and IPV6
chained protocol headers.

Reviewed by: freebsd-arch, cvs-committers
Obtained from: KAME project
1999-12-22 19:13:38 +00:00
Eivind Eklund
369dc8ceb8 Change incorrect NULLs to 0s 1999-12-21 11:14:12 +00:00
Peter Wemm
bbc6383b4a The ipfilter module name wasn't exactly conventional.. 1999-12-20 15:49:38 +00:00
Brian Feldman
d25f3712b7 M_PREPEND-related cleanups (unregisterifying struct mbuf *s). 1999-12-19 01:55:37 +00:00
Jonathan Lemon
c0f7fd5575 Use SEQ_* macros for comparing sequence space numbers.
Reviewed by:	truckman
1999-12-14 15:43:56 +00:00
Yoshinobu Inoue
79ea3cf110 Always set INP_IPV4 flag for IPv4 pcb entries, because netstat needs it
to print out protocol specific pcb info.

A patch submitted by guido@gvr.org, and asmodai@wxs.nl also reported
the problem.
Thanks and sorry for your troubles.

Submitted by: guido@gvr.org
Reviewed by: shin
1999-12-13 00:39:20 +00:00
Jonathan Lemon
1a244a616d According to RFC 793, a reset should be honored if the sequence number
is within the receive window.  Follow this behavior, instead of only
allowing resets at last_ack_sent.

Pointed out by:	jayanth@yahoo-inc.com
1999-12-11 04:05:52 +00:00
Archie Cobbs
a9405f0edb Fix a '&&' that should have been a '&'.
Submitted by:	Erik Salander <erik@whistle.com>
1999-12-10 20:04:53 +00:00
Archie Cobbs
61989d76a5 Fix several typos.
Submitted by:	Erik Salander <erik@whistle.com>
1999-12-09 21:36:34 +00:00
Yoshinobu Inoue
f51ff7fadd Make this buildable with MROUTING defined.
Specified by: eivind, phk
1999-12-08 11:57:36 +00:00
Yoshinobu Inoue
cfa1ca9dfa udp IPv6 support, IPv6/IPv4 tunneling support in kernel,
packet divert at kernel for IPv6/IPv4 translater daemon

This includes queue related patch submitted by jburkhol@home.com.

Submitted by: queue related patch from jburkhol@home.com
Reviewed by: freebsd-arch, cvs-committers
Obtained from: KAME project
1999-12-07 17:39:16 +00:00
Guido van Rooij
ba5d8fc721 Last minute patch that I forgot to apply: check return code of iplattach() 1999-12-06 21:21:47 +00:00
Guido van Rooij
05ec607970 Revive mlfk_ipl here. This version is slightly changed from
the old one: an unnecessary define (KLD_MODULE) has been deleted and
the initialisation of the module is  done after domaininit was called
to be sure inet is running.

Some slight changed were made to ip_auth.c and ip_state.c in order
to assure including of sys/systm.h in case we make a kld

Make sure ip_fil does nmot include osreldate in kernel mode

Remove mlfk_ipl.c from here: no sources allowed in these directories!
1999-12-06 20:36:50 +00:00
Archie Cobbs
8948e4ba8e Miscellaneous fixes/cleanups relating to ipfw and divert(4):
- Implement 'ipfw tee' (finally)
- Divert packets by calling new function divert_packet() directly instead
  of going through protosw[].
- Replace kludgey global variable 'ip_divert_port' with a function parameter
  to divert_packet()
- Replace kludgey global variable 'frag_divert_port' with a function parameter
  to ip_reass()
- style(9) fixes

Reviewed by:	julian, green
1999-12-06 00:43:07 +00:00
Jonathan Lemon
c0a929b430 Change the delayed ack time from 200ms to 100ms.
This results in closer behavior to earlier versions, where the fixed
200ms timer actually resulted in a delay anywhere from 1..200ms, with
the average delay being 100ms.

Pointed out by:	 dg
1999-12-02 03:25:19 +00:00
Luigi Rizzo
b73ccac130 RTFREE the correct route entry in dummynet_io(). The previous
code failed in handling things like "forward" actions.

Reported-and-tested-by: Jean-Hugues ROYER jhroyer@joher.com
1999-11-26 13:37:09 +00:00
Guido van Rooij
47e3b8ce13 Get rid of useless osreldate include for KLD/LKM modules (sys/param.h
already carries what is needed).
This is needed for the KLD support.
1999-11-23 22:16:41 +00:00
Guido van Rooij
9cc86ee930 Add kernel parts of revived ipfilter (3.3.3.) 1999-11-23 21:44:59 +00:00
Yoshinobu Inoue
82cd038d51 KAME netinet6 basic part(no IPsec,no V6 Multicast Forwarding, no UDP/TCP
for IPv6 yet)

With this patch, you can assigne IPv6 addr automatically, and can reply to
IPv6 ping.

Reviewed by: freebsd-arch, cvs-committers
Obtained from: KAME project
1999-11-22 02:45:11 +00:00
Peter Wemm
45d3a132c4 Fix a warning and a potential panic if TCPDEBUG is active. (tp is
a wild pointer and used by TCPDEBUG2())
1999-11-18 08:28:24 +00:00
Poul-Henning Kamp
12b4fd063c The logic for blackhole processing does not free mbufs if the
blackhole flag is set.

PR:		14958
Submitted by:	Larry Baird <lab@gta.com>
Reviewed by:	phk
1999-11-17 20:57:49 +00:00
Jonathan M. Bresler
4095364274 add two more codes to ICMP error 12 (Parameter Problem).
these two are detailed in RFC1700.

Reviewed by:	Garrett Wollman <wollman@khavrinen.lcs.mit.edu>
1999-11-15 18:27:30 +00:00
Alexey Zelkin
1855100f8f Restore sub-chapters order.
PR:		docs/14766
Submitted by:	Kazutoshi Kubota <kazu@iworks.co.jp>
1999-11-09 00:24:09 +00:00
Jonathan Lemon
5dc0f70d74 Undo rev 1.10, which took out TH_FIN from the CLOSING state. This
breaks simultaneous closes.
1999-11-07 04:18:30 +00:00
Yoshinobu Inoue
76429de41a KAME related header files additions and merges.
(only those which don't affect c source files so much)

Reviewed by: cvs-committers
Obtained from: KAME project
1999-11-05 14:41:39 +00:00
Sheldon Hearn
0b757633b3 Append missing newline to log() message for permanent ARP modification
attempt warning, which was added in rev 1.48 .

PR:	14371
Submitted by:	sec@pi.musin.de (Stefan `Sec` Zehl)
1999-10-18 11:56:50 +00:00
Peter Wemm
088f7c5d38 Nuke the old antique copy of ipfilter from the tree. This is old enough
to be dangerous.  It will better serve us as a port building a KLD,
ala SKIP.

The hooks are staying although it would be better to port and use
the NetBSD pfil interface rather than have custom hooks.
1999-10-10 15:09:59 +00:00
Brian Feldman
ecf723083f Implement RLIMIT_SBSIZE in the kernel. This is a per-uid sockbuf total
usage limit.
1999-10-09 20:42:17 +00:00
Ruslan Ermilov
838d9af2c8 Properly handle the case when either the aliasing or source address of
the link are equal to the default aliasing address.  Do not zero them!

This will fix the problem with non-working links added with the source
and/or aliasing address equal to the default aliasing address, but the
default aliasing address is set later, after the link has been set up,
like both natd(8) and ppp(8) do (for objective reasons).

Reviewed by:	Brian Somers <brian@FreeBSD.org>,
		Eivind Eklund <eivind@FreeBSD.org>,
		Charles Mott <cmott@srv.net>
1999-09-27 08:40:36 +00:00