[#PKCS12_mac_present]
= PKCS12_mac_present
:mrdocs:

Test whether a PKCS#12 PFX carries an integrity MAC.

== Synopsis

Declared in `<openssl/pkcs12.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
PKCS12_mac_present(xref:PKCS12.adoc[PKCS12] const* p12);
----

== Return Value

1 if a MAC is present, or 0 if absent or `p12` is NULL.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *p12*
| PKCS#12 structure to query.
|===


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