[#EVP_PKEY_gettable_params]
= EVP&lowbar;PKEY&lowbar;gettable&lowbar;params
:mrdocs:

Return the OSSL&lowbar;PARAM descriptors for parameters retrievable from `pkey&period;`

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:OSSL_PARAM.adoc[OSSL&lowbar;PARAM] const*
EVP&lowbar;PKEY&lowbar;gettable&lowbar;params(xref:EVP_PKEY.adoc[EVP&lowbar;PKEY] const* pkey);
----

== Return Value

Constant OSSL&lowbar;PARAM array, or NULL on error&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pkey*
| Key whose gettable parameter names and types are listed&period;
|===


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