[#SSL_CTX_set0_security_ex_data]
= SSL_CTX_set0_security_ex_data
:mrdocs:

Set the application pointer passed as `ex` to the context security callback.

== Synopsis

Declared in `<openssl/ssl.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
SSL_CTX_set0_security_ex_data(
    xref:SSL_CTX.adoc[SSL_CTX]* ctx,
    void* ex);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| SSL context whose security callback receives `ex.`
| *ex*
| Application‐specific value forwarded verbatim to the callback.
|===


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