[#EVP_PKEY_get_params]
= EVP_PKEY_get_params
:mrdocs:

Retrieve key parameters from `pkey` into the caller‐supplied OSSL_PARAM array.

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EVP_PKEY_get_params(
    xref:EVP_PKEY.adoc[EVP_PKEY] const* pkey,
    xref:OSSL_PARAM.adoc[OSSL_PARAM] params[]);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pkey*
| Key whose parameters are read.
| *params*
| Array of OSSL_PARAM entries requesting named values (terminated by OSSL_PARAM_END).
|===


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