[#EVP_PKEY_public_check]
= EVP_PKEY_public_check
:mrdocs:

Validate the public key associated with a key context.

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EVP_PKEY_public_check(xref:EVP_PKEY_CTX.adoc[EVP_PKEY_CTX]* ctx);
----

== Return Value

1 if the public key is valid, 0 if invalid, or a negative value on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Context whose key is checked (from EVP_PKEY_CTX_new or similar).
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#