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sctp: add reconf_enable in asoc ep and netns

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This patch is to add reconf_enable field in all of asoc ep and netns
to indicate if they support stream reset.

When initializing, asoc reconf_enable get the default value from ep
reconf_enable which is from netns netns reconf_enable by default.

It is also to add reconf_capable in asoc peer part to know if peer
supports reconf_enable, the value is set if ext params have reconf
chunk support when processing init chunk, just as rfc6525 section
5.1.1 demands.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xin Long 2017-01-18 00:44:45 +08:00 • committed by David S. Miller
parent 7a090b0452
commit c28445c3cb
6 changed files with 28 additions and 2 deletions
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3
net/sctp/protocol.c
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@ -1258,6 +1258,9 @@ static int __net_init sctp_defaults_init(struct net *net)
/* Enable PR-SCTP by default. */
net->sctp.prsctp_enable = 1;
/* Disable RECONF by default. */
net->sctp.reconf_enable = 0;
/* Disable AUTH by default. */
net->sctp.auth_enable = 0;