[#EC_KEY_METHOD_set_verify]
= EC&lowbar;KEY&lowbar;METHOD&lowbar;set&lowbar;verify
:mrdocs:

Set ECDSA verify callbacks on an EC&lowbar;KEY&lowbar;METHOD (deprecated)&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;deprecated&rsqb;&rsqb;
void
EC&lowbar;KEY&lowbar;METHOD&lowbar;set&lowbar;verify(
    xref:EC_KEY_METHOD.adoc[EC&lowbar;KEY&lowbar;METHOD]* meth,
    int(* verify)(int, unsigned char const*, int, unsigned char const*, int, xref:EC_KEY.adoc[EC&lowbar;KEY]*),
    int(* verify&lowbar;sig)(unsigned char const*, int, xref:ECDSA_SIG.adoc[ECDSA&lowbar;SIG] const*, xref:EC_KEY.adoc[EC&lowbar;KEY]*));
----

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

[cols="1,4"]
|===
| Name| Description
| *meth*
| Method table to update&period;
| *verify*
| Callback that verifies a DER&sol;raw signature buffer, or NULL to clear&period;
| *verify&lowbar;sig*
| Callback that verifies an ECDSA&lowbar;SIG structure, or NULL to clear&period;
|===


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