[#BIO_dgram_sctp_notification_handler_fn]
= BIO&lowbar;dgram&lowbar;sctp&lowbar;notification&lowbar;handler&lowbar;fn
:mrdocs:

Callback invoked when an SCTP datagram BIO receives a notification message&period;

== Synopsis

Declared in `&lt;openssl&sol;bio&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
typedef void(* BIO&lowbar;dgram&lowbar;sctp&lowbar;notification&lowbar;handler&lowbar;fn)(xref:BIO.adoc[BIO]*, void*, void*);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *b*
| Datagram BIO that received the notification&period;
| *context*
| User pointer supplied when the handler was registered&period;
| *buf*
| Notification payload buffer (SCTP notification structure)&period;
|===


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