[#OSSL_CMP_MSG_get0_certreq_publickey]
= OSSL_CMP_MSG_get0_certreq_publickey
:mrdocs:

Return the public key from the certificate template of a certificate‐request message.

== Synopsis

Declared in `<openssl/cmp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:X509_PUBKEY.adoc[X509_PUBKEY]*
OSSL_CMP_MSG_get0_certreq_publickey(xref:OSSL_CMP_MSG.adoc[OSSL_CMP_MSG] const* msg);
----

== Return Value

Public key from the template, or NULL if absent or on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *msg*
| CMP certificate‐request message (IR, CR, KUR, or similar).
|===


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