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87 Commits

Author SHA1 Message Date
Michael Tuexen
f0396ad15e Add support for the SCTP_PR_STREAM_STATUS and SCTP_PR_ASSOC_STATUS 
socket options. This includes managing the correspoing stat counters.
Add the SCTP_DETAILED_STR_STATS kernel option to control per policy
counters on every stream. The default is off and only an aggregated
counter is available. This is sufficient for the RTCWeb usecase.

MFC after: 1 week
 2014-08-13 15:50:16 +00:00
Michael Tuexen
e710ed26a3 Cleanup the definition of two structures which are 
exposed to userland. Therefore no MFC.
 2014-07-22 19:54:22 +00:00
Michael Tuexen
e6b2b4b65b All changes affect only SCTP-AUTH: 
* Remove non working code related to SHA224.
* Remove support for non-standardised HMAC-IDs using SHA384 and SHA512.
* Prefer SHA256 over SHA1.
* Minor cleanup.

MFC after: 2 weeks
 2013-09-02 22:48:41 +00:00
Michael Tuexen
6be15a24c4 Export the inpcb features as a 64-bit entity. 
Bump __FreeBSD_version to 1000048 since the
modified structure is user visible and used
by netstat, for example.
 2013-08-22 20:29:57 +00:00
Michael Tuexen
21f67da7c4 Whitespace changes due to upstream integration of SCTP changes in the 
FreeBSD code base.
 2012-10-29 20:47:32 +00:00
Xin LI
6f56329a25 Remove __P. 
Submitted by:	kevlo
Reviewed by:	md5(1)
MFC after:	2 months
 2012-10-22 21:49:56 +00:00
Michael Tuexen
77db9ed99e Fix the sctp_sockstore union such that userland programs don't depend 
on INET and/or INET6 to be defined and in-tune with how the kernel
was compiled.

MFC after:	3 days
Discussed with:	rrs
 2012-07-26 08:10:29 +00:00
Michael Tuexen
5e20b91dbe Changes which improve compilation if neither INET nor INET6 is defined. 
MFC after: 3 days
 2012-07-15 20:16:17 +00:00
Michael Tuexen
14ce0c0c80 Add sn_send_failed_event to sctp_notification. 
MFC after: 3 days
 2012-05-24 11:52:57 +00:00
Michael Tuexen
807aad636f Use consistent text at the begining of the files. 
MFC after: 3 days
 2012-05-23 11:26:28 +00:00
Michael Tuexen
e06b67c756 Add support for the sac_info field in struct sctp_assoc_change 
as required by RFC 6458.

MFC after: 3 days
 2012-05-06 13:09:13 +00:00
Michael Tuexen
9935403ae1 Add support for SCTP_SEND_FAILED_EVENT as required by RFC 6458. 
MFC after: 3 days
 2012-05-06 11:02:53 +00:00
Michael Tuexen
d426064666 Provide the flags in the SCTP stream reconfig related notification 
as specified in RFC 6525.

MFC after: 3 days
 2012-05-05 21:41:16 +00:00
Michael Tuexen
254945d75a Fix another RFC 6458 issue. Spotted by Irene Ruengeler. 
MFC after: 3 days
 2012-05-03 10:26:33 +00:00
Michael Tuexen
5fc8d746ee Add support for missing gauth_number_of_chunks field. This Bug was 
found by Irene Ruengeler.

MFC after: 1 week
 2012-04-30 08:44:21 +00:00
Michael Tuexen
9a2e24aa4b Remove unused structure. 
Reported by Irene Ruengeler.

MFC after: 3 days
 2012-04-27 13:58:09 +00:00
Michael Tuexen
78f2804527 Fix a type in an SCTP AUTH related notification. Keep the old name 
for backwards compatibility.
Spotted by Irene Ruengeler.

MFC after: 3 days
 2012-04-26 11:07:15 +00:00
Michael Tuexen
d77145777a Use the flags defined in RFC 6525 in the stream reset event. 2012-04-23 20:45:31 +00:00
Randall Stewart
c4e848b770 Make stream our stream reset implementation 
compliant to RFC6525.

MFC after:	1 month
 2012-03-29 13:36:53 +00:00
Michael Tuexen
7215cc1b74 Fix unused parameter warnings. 
While there, fix some whitespace issues.

MFC after: 3 months.
 2011-12-17 19:21:40 +00:00
Michael Tuexen
052230f978 Move up the address to the top of the sctp_udencaps structure 
like in all other structures. This avoids alignment problems.

MFC after: 3 months.
 2011-11-24 10:58:48 +00:00
Michael Tuexen
ec9925ed78 Move up the address to the top of the sctp_paddrthlds structure 
like in all other structures. This avoids alignment problems.

MFC after: 3 days.
 2011-11-24 10:54:30 +00:00
Michael Tuexen
c9c5805975 Add support for the SCTP_REMOTE_UDP_ENCAPS_PORT socket option. 
Retire the the now unused sctp_udp_tunneling_for_client_enable
sysctl variable.

MFC after: 3 months.
 2011-11-20 15:00:45 +00:00
Michael Tuexen
b10f2dc889 Add support for the spp_dscp field in the SCTP_PEER_ADDR_PARAMS 
socket option. Backwards compatibility is provided by still
supporting the spp_ipv4_tos field.

Approved by: re@
MFC after: 2 months.
 2011-08-14 20:55:32 +00:00
Michael Tuexen
ca85e9482a The result of a joint work between rrs@ and myself at the IETF: 
* Decouple the path supervision using a separate HB timer per path.
* Add support for potentially failed state.
* Bring back RTO.min to 1 second.
* Accept packets on IP-addresses already announced via an ASCONF
* While there: do some cleanups.

Approved by: re@
MFC after: 2 months.
 2011-08-03 20:21:00 +00:00
Michael Tuexen
b845acda75 Add the missing sca_keylength field to the sctp_authkey structure, 
which is used the the SCTP_AUTH_KEY socket option.

MFC after: 1 month.
 2011-06-30 16:56:55 +00:00
Michael Tuexen
3c4401ecab Add support for SCTP_PR_SCTP_NONE which I misded to add. 
This constant is defined in the socket API ID.

MFC after: 2 months.
 2011-06-27 22:03:33 +00:00
Michael Tuexen
6037f89c81 Add SCTP_DEFAULT_PRINFO socket option. 
Fix the SCTP_DEFAULT_SNDINFO socket option: Don't clear the
PR SCTP policy when setting sinfo_flags.

MFC after: 1 month.
 2011-06-16 21:12:36 +00:00
Michael Tuexen
0b064106dd * Fix the handling of addresses in sctp_sendv(). 
* Add support for SCTP_SENDV_NOINFO.
* Improve the error handling of sctp_sendv() and sctp_recv().

MFC after: 1 month
 2011-06-16 15:36:09 +00:00
Michael Tuexen
e2e7c62edc Add support for the newly added SCTP API. 
In particular add support for:
* SCTP_SNDINFO, SCTP_PRINFO, SCTP_AUTHINFO, SCTP_DSTADDRV4, and
  SCTP_DSTADDRV6 cmsgs.
* SCTP_NXTINFO and SCTP_RCVINFO cmgs.
* SCTP_EVENT, SCTP_RECVRCVINFO, SCTP_RECVNXTINFO and SCTP_DEFAULT_SNDINFO
  socket option.
* Special association ids (SCTP_FUTURE_ASSOC, ...)
* sctp_recvv() and sctp_sendv() functions.

MFC after: 1 month.
 2011-06-15 23:50:27 +00:00
Randall Stewart
299108c5a2 Improvements to CC modules: 
1) Add four new points that allow you to get more information
   to cc algo's
2) Fix the case where user changes module on a existing TCB, in
   such a case, the initialization module needs to be called on all nets.
3) Move htcp_cc structure to a union that other modules can use.
4) Add 5th point for get/set socket options for cc_module specific options

MFC after:	2 months
 2011-02-26 15:23:46 +00:00
Randall Stewart
5d40cf5d23 1) Typo correction in comments and one spacing change. 
2) Mass update to all copyrights.
MFC after:	3 Months
 2011-02-05 12:12:51 +00:00
Randall Stewart
d77e2e42b3 Fix a bug in the way ECN-Echo chunk 
sends were being accounted for. The
counting was such that we counted only
when we queued a chunk, not when we sent it.
Now keep an additional counter for queuing and
one for sending.

MFC after:	1 week
 2011-01-28 20:49:15 +00:00
Michael Tuexen
f7a77f6fd3 Add stream scheduling support. 
This work is based on a patch received from Robin Seggelmann.

MFC after: 3 months.
 2011-01-23 19:36:28 +00:00
Randall Stewart
a97009a5cd Fix it so we align with new socket API draft for 
state's in destination (i.e. ACTIVE/INACTIVE/UNCONFIRMED)

MFC after:	1 week
 2011-01-20 12:40:09 +00:00
Michael Tuexen
0a80a2de2b Fix a typo. 
MFC after: 3 months.
 2011-01-01 22:22:57 +00:00
Randall Stewart
6324ca614d Adds new dtrace for cwnd functions and lay's 
groundwork for future dtrace points (rwnd flightsize etc).

MFC after:	2 months
 2010-11-25 13:39:55 +00:00
Michael Tuexen
6a67588bbb Add an SCTP socket option to retrieve the number of timeouts 
of an association.

MFC after: 3 days.
 2010-11-16 22:16:38 +00:00
Rebecca Cran
b1ce21c6ef Fix typos. 
PR:	bin/148894
Submitted by:	olgeni
 2010-11-09 10:59:09 +00:00
Michael Tuexen
049640c1f0 Implement correct handling of address parameter and 
sendinfo for SCTP send calls.

MFC after: 4 weeks.
 2010-09-05 20:13:07 +00:00
Randall Stewart
ff014514ee Adds the option of keeping per-cpu statistics in SCTP. This 
may be useful since it gets rid of atomics but I want it to
remain an option until I can do further testing on if it really
speeds things up.
 2010-03-24 20:02:40 +00:00
Michael Tuexen
663fdad84b Use [] instead of [0] for flexible arrays. 
Obtained from: Bruce Cran
MFC after: 1 week
 2010-01-22 07:53:41 +00:00
Randall Stewart
a10c3242c7 This change syncs up the socketAPI stream-reset 
values to match those in linux and the I-D
just released to the IETF.
 2010-01-17 19:35:38 +00:00
Michael Tuexen
5661a9ed70 Get rid of support of an old version of the SCTP-AUTH draft. 
Get rid of unused MD5 code.

MFC after: 1 week
 2010-01-16 20:04:17 +00:00
Michael Tuexen
4420d9a062 Get rid of unused field. This will also be deleted 
in the official speciication of the SCTP socket API.

Approved by:re, rrs (mentor)
 2009-07-27 12:09:32 +00:00
Randall Stewart
667d2d3cbb Make sctp_uio user to kernel structure match the 
socket-api draft. Two fields were uint32_t when they
should have been uint16_t.

Reported by Jonathan Leighton at U-del.
 2009-05-30 10:50:40 +00:00
Randall Stewart
892f1c7141 ABI expansions to hopefully future-proof our MIB/netstat code for 8.0 2009-05-07 16:42:45 +00:00
Randall Stewart
e29d4aa6bd Add more padding and a new variable. This will 
help us be able to keep ABI compatibility between
8 and 9.
MFC after:	Never
 2009-04-08 12:49:36 +00:00
Randall Stewart
8933fa13b6 Many bug fixes (from the IETF hack-fest): 
- PR-SCTP had major issues when skipping through a multi-part message.
  o Did not look at socket buffer.
  o Did not properly handle the reassmebly queue.
  o The MARKED segments could interfere and un-skip a chunk causing
    a problem with the proper FWD-TSN.
  o No FR of FWD-TSN's was being done.
- NR-Sack code was basically disabled. It needed fixes that
  never got into the real code.
- CMT code had issues when the two paths were NOT the same b/w. We
  found a few small bugs, but also the critcal one here was not
  dividing the rwnd amongst the paths.

Obtained from:	Michael Tuexen and myself at the IETF hack-fest ;-)
 2009-04-04 11:43:32 +00:00
Randall Stewart
ea44232b3a Add the add-stream capability. Still needs more 
testing..

MFC after:	1 month
 2009-02-20 15:03:54 +00:00