[#ENGINE_register_complete]
= ENGINE&lowbar;register&lowbar;complete
:mrdocs:

Register every algorithm category that `e` implements&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;deprecated&rsqb;&rsqb;
int
ENGINE&lowbar;register&lowbar;complete(xref:ENGINE.adoc[ENGINE]* e);
----

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

Prefer selective ENGINE&lowbar;register&lowbar;&ast;() calls if you only need a subset, to avoid pulling in unused static ENGINE code&period;

== Return Value

Always 1&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *e*
| ENGINE whose RSA&sol;DSA&sol;EC&sol;DH&sol;RAND&sol;cipher&sol;digest&sol;pkey support should all be registered&period;
|===


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