[#SSL_get0_group_name]
= SSL&lowbar;get0&lowbar;group&lowbar;name
:mrdocs:

Return the name of the key&hyphen;exchange group negotiated on `s&period;`

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
char const*
SSL&lowbar;get0&lowbar;group&lowbar;name(xref:SSL.adoc[SSL]* s);
----

== Return Value

* Internal NUL&hyphen;terminated group name string, or NULL if none is available&semi; do not free&period;
* Internal NUL&hyphen;terminated group name string, or NULL if none is available&semi; do not free&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *s*
| SSL connection after a successful handshake (or once the group is known)&period;
|===


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