[#DSA_meth_set0_app_data]
= DSA&lowbar;meth&lowbar;set0&lowbar;app&lowbar;data
:mrdocs:

Store an opaque application pointer on a DSA&lowbar;METHOD (deprecated)&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;deprecated&rsqb;&rsqb;
int
DSA&lowbar;meth&lowbar;set0&lowbar;app&lowbar;data(
    xref:DSA_METHOD-07a.adoc[DSA&lowbar;METHOD]* dsam,
    void* app&lowbar;data);
----

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

1 on success&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *dsam*
| Method object to update&period;
| *app&lowbar;data*
| Caller&hyphen;owned pointer retrieved later with DSA&lowbar;meth&lowbar;get0&lowbar;app&lowbar;data()&period;
|===


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