[#DSAparams_dup]
= DSAparams&lowbar;dup
:mrdocs:

Deep&hyphen;copy DSA domain parameters into a new DSA object (deprecated)&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;deprecated&rsqb;&rsqb;
xref:DSA.adoc[DSA]*
DSAparams&lowbar;dup(xref:DSA.adoc[DSA] const* a);
----

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

New DSA with copied parameters, or NULL on error&semi; free with DSA&lowbar;free()&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *a*
| Source DSA whose p, q, and g are duplicated&period;
|===


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