[#EVP_PKEY_set1_EC_KEY]
= EVP_PKEY_set1_EC_KEY
:mrdocs:

Assign an EC_KEY to an EVP_PKEY, incrementing the EC_KEY reference count (deprecated).

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int
EVP_PKEY_set1_EC_KEY(
    xref:EVP_PKEY.adoc[EVP_PKEY]* pkey,
    xref:ec_key_st.adoc[ec_key_st]* key);
----

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

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pkey*
| Destination key wrapper.
| *key*
| EC_KEY to associate; its reference count is incremented on success.
|===


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