[#EVP_KDF_get_params]
= EVP&lowbar;KDF&lowbar;get&lowbar;params
:mrdocs:

Retrieve algorithm&hyphen;level OSSL&lowbar;PARAM values from a fetched EVP&lowbar;KDF&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EVP&lowbar;KDF&lowbar;get&lowbar;params(
    xref:EVP_KDF.adoc[EVP&lowbar;KDF]* kdf,
    xref:OSSL_PARAM.adoc[OSSL&lowbar;PARAM] params[]);
----

== Return Value

1 on success, or 0 on error&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *kdf*
| Fetched KDF algorithm&period;
| *params*
| NULL&hyphen;terminated parameter array to fill&period;
|===


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