[#SSL_CTX_get_ex_data]
= SSL&lowbar;CTX&lowbar;get&lowbar;ex&lowbar;data
:mrdocs:

Retrieve application&hyphen;specific data previously stored on an SSL&lowbar;CTX&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void*
SSL&lowbar;CTX&lowbar;get&lowbar;ex&lowbar;data(
    xref:SSL_CTX.adoc[SSL&lowbar;CTX] const* ssl,
    int idx);
----

== Return Value

Stored pointer, or NULL if unset&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ssl*
| SSL&lowbar;CTX that owns the ex&lowbar;data table&period;
| *idx*
| Index from SSL&lowbar;CTX&lowbar;get&lowbar;ex&lowbar;new&lowbar;index()&period;
|===


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