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[SCTP]: API updates to suport SCTP-AUTH extensions.

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Add SCTP-AUTH API.  The API implemented here was
agreed to between implementors at the 9th SCTP Interop.
It will be documented in the next revision of the
SCTP socket API spec.

Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vlad Yasevich
2007-09-16 19:34:00 -07:00
committed by David S. Miller
parent bbd0d59809
commit 65b07e5d0d
7 changed files with 657 additions and 0 deletions
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37
net/sctp/ulpevent.c
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@@ -813,6 +813,43 @@ fail:
return NULL;
}
struct sctp_ulpevent *sctp_ulpevent_make_authkey(
const struct sctp_association *asoc, __u16 key_id,
__u32 indication, gfp_t gfp)
{
struct sctp_ulpevent *event;
struct sctp_authkey_event *ak;
struct sk_buff *skb;
event = sctp_ulpevent_new(sizeof(struct sctp_authkey_event),
MSG_NOTIFICATION, gfp);
if (!event)
goto fail;
skb = sctp_event2skb(event);
ak = (struct sctp_authkey_event *)
skb_put(skb, sizeof(struct sctp_authkey_event));
ak->auth_type = SCTP_AUTHENTICATION_EVENT;
ak->auth_flags = 0;
ak->auth_length = sizeof(struct sctp_authkey_event);
ak->auth_keynumber = key_id;
ak->auth_altkeynumber = 0;
ak->auth_indication = indication;
/*
* The association id field, holds the identifier for the association.
*/
sctp_ulpevent_set_owner(event, asoc);
ak->auth_assoc_id = sctp_assoc2id(asoc);
return event;
fail:
return NULL;
}
/* Return the notification type, assuming this is a notification
* event.
*/