[#SSL_get_changed_async_fds]
= SSL_get_changed_async_fds
:mrdocs:

Retrieve async wait fds added or removed since the previous query.

== Synopsis

Declared in `<openssl/ssl.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
SSL_get_changed_async_fds(
    xref:SSL.adoc[SSL]* s,
    int* addfd,
    size_t* numaddfds,
    int* delfd,
    size_t* numdelfds);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *s*
| SSL connection waiting for async completion.
| *addfd*
| Buffer for newly added fds, or NULL to only query counts.
| *numaddfds*
| On entry/exit, capacity and count for `addfd.`
| *delfd*
| Buffer for removed fds, or NULL to only query counts.
| *numdelfds*
| On entry/exit, capacity and count for `delfd.`
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#