[#RSA_meth_get0_app_data]
= RSA&lowbar;meth&lowbar;get0&lowbar;app&lowbar;data
:mrdocs:

Return the application pointer previously attached to an RSA&lowbar;METHOD&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;deprecated&rsqb;&rsqb;
void*
RSA&lowbar;meth&lowbar;get0&lowbar;app&lowbar;data(xref:RSA_METHOD.adoc[RSA&lowbar;METHOD] const* meth);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Return Value

App&hyphen;data pointer, or NULL if unset&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *meth*
| Method to query&period;
|===


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