[#CMS_add1_cert]
= CMS_add1_cert
:mrdocs:

Add a certificate to a CMS ContentInfo, taking a reference on `cert.`

== Synopsis

Declared in `<openssl/cms.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
CMS_add1_cert(
    xref:CMS_ContentInfo.adoc[CMS_ContentInfo]* cms,
    xref:X509.adoc[X509]* cert);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *cms*
| ContentInfo of type signed data or (authenticated) enveloped data.
| *cert*
| Certificate to add unless already present; caller retains ownership.
|===


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