[#EVP_PKEY_fromdata_settable]
= EVP&lowbar;PKEY&lowbar;fromdata&lowbar;settable
:mrdocs:

Return the OSSL&lowbar;PARAM descriptors accepted by EVP&lowbar;PKEY&lowbar;fromdata() for `selection&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;fromdata&lowbar;settable(
    xref:EVP_PKEY_CTX.adoc[EVP&lowbar;PKEY&lowbar;CTX]* ctx,
    int selection);
----

== Return Value

Array of OSSL&lowbar;PARAM descriptors terminated by OSSL&lowbar;PARAM&lowbar;END, or NULL&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Key context created for the target algorithm&period;
| *selection*
| OSSL&lowbar;KEYMGMT&lowbar;SELECT&lowbar;&ast; bitmask describing which key components are imported&period;
|===


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