[#EC_KEY_can_sign]
= EC&lowbar;KEY&lowbar;can&lowbar;sign
:mrdocs:

Indicates if an EC&lowbar;KEY can be used for signing&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;deprecated&rsqb;&rsqb;
int
EC&lowbar;KEY&lowbar;can&lowbar;sign(xref:EC_KEY.adoc[EC&lowbar;KEY] const* eckey);
----

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

1 if can sign and 0 otherwise&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *eckey*
| the EC&lowbar;KEY object
|===


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