[#SSL_SESSION_set_ex_data]
= SSL_SESSION_set_ex_data
:mrdocs:

Store application data on an SSL_SESSION at a CRYPTO_EX index.

== Synopsis

Declared in `<openssl/ssl.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
SSL_SESSION_set_ex_data(
    xref:SSL_SESSION.adoc[SSL_SESSION]* ss,
    int idx,
    void* data);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ss*
| Session object to update.
| *idx*
| Index from SSL_SESSION_get_ex_new_index().
| *data*
| Application pointer to store (may be NULL).
|===


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