[#EVP_PKEY_meth_get_ctrl]
= EVP_PKEY_meth_get_ctrl
:mrdocs:

Retrieve the ctrl / ctrl_str callbacks from an EVP_PKEY_METHOD (deprecated).

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
void
EVP_PKEY_meth_get_ctrl(
    xref:EVP_PKEY_METHOD.adoc[EVP_PKEY_METHOD] const* pmeth,
    int(** pctrl)(xref:EVP_PKEY_CTX.adoc[EVP_PKEY_CTX]*, int, int, void*),
    int(** pctrl_str)(xref:EVP_PKEY_CTX.adoc[EVP_PKEY_CTX]*, char const*, char const*));
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Parameters

[cols="1,4"]
|===
| Name| Description
| *pmeth*
| Method table to query.
| *pctrl*
| Optional destination for the integer ctrl callback, or NULL.
| *pctrl_str*
| Optional destination for the string ctrl callback, or NULL.
|===


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