[#EVP_PKEY_meth_set_digestverify]
= EVP&lowbar;PKEY&lowbar;meth&lowbar;set&lowbar;digestverify
:mrdocs:

Set the one&hyphen;shot DigestVerify callback on an EVP&lowbar;PKEY&lowbar;METHOD (deprecated)&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;deprecated&rsqb;&rsqb;
void
EVP&lowbar;PKEY&lowbar;meth&lowbar;set&lowbar;digestverify(
    xref:EVP_PKEY_METHOD.adoc[EVP&lowbar;PKEY&lowbar;METHOD]* pmeth,
    int(* digestverify)(xref:EVP_MD_CTX.adoc[EVP&lowbar;MD&lowbar;CTX]*, unsigned char const*, size&lowbar;t, unsigned char const*, size&lowbar;t));
----

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

[cols="1,4"]
|===
| Name| Description
| *pmeth*
| Method table to update&period;
| *digestverify*
| Callback implementing EVP&lowbar;DigestVerify()&hyphen;style verification, or NULL to clear&period;
|===


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