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authorXin Long <lucien.xin@gmail.com>2017-03-10 12:11:06 +0800
committerDavid S. Miller <davem@davemloft.net>2017-03-12 23:22:23 -0700
commitc95129d127c6d3d9fca189c6f94c539a7f086b1a (patch)
treeea08bdcdb7573fbdddc2908339837751a9ed7dea /net/sctp/ulpevent.c
parentb3ca9af0fb65098dd2afecca6831c361a585f37f (diff)
sctp: add support for generating assoc reset event notification
This patch is to add Association Reset Event described in rfc6525 section 6.1.2. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/ulpevent.c')
-rw-r--r--net/sctp/ulpevent.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/net/sctp/ulpevent.c b/net/sctp/ulpevent.c
index c8881bc542a0..420d7f35256a 100644
--- a/net/sctp/ulpevent.c
+++ b/net/sctp/ulpevent.c
@@ -883,6 +883,34 @@ struct sctp_ulpevent *sctp_ulpevent_make_stream_reset_event(
return event;
}
+struct sctp_ulpevent *sctp_ulpevent_make_assoc_reset_event(
+ const struct sctp_association *asoc, __u16 flags, __u32 local_tsn,
+ __u32 remote_tsn, gfp_t gfp)
+{
+ struct sctp_assoc_reset_event *areset;
+ struct sctp_ulpevent *event;
+ struct sk_buff *skb;
+
+ event = sctp_ulpevent_new(sizeof(struct sctp_assoc_reset_event),
+ MSG_NOTIFICATION, gfp);
+ if (!event)
+ return NULL;
+
+ skb = sctp_event2skb(event);
+ areset = (struct sctp_assoc_reset_event *)
+ skb_put(skb, sizeof(struct sctp_assoc_reset_event));
+
+ areset->assocreset_type = SCTP_ASSOC_RESET_EVENT;
+ areset->assocreset_flags = flags;
+ areset->assocreset_length = sizeof(struct sctp_assoc_reset_event);
+ sctp_ulpevent_set_owner(event, asoc);
+ areset->assocreset_assoc_id = sctp_assoc2id(asoc);
+ areset->assocreset_local_tsn = local_tsn;
+ areset->assocreset_remote_tsn = remote_tsn;
+
+ return event;
+}
+
/* Return the notification type, assuming this is a notification
* event.
*/