[#NAME_CONSTRAINTS_st]
= NAME_CONSTRAINTS_st
:mrdocs:

Opaque Name Constraints extension value (permitted/excluded subtrees).

== Synopsis

Declared in `<openssl/x509v3.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
struct NAME_CONSTRAINTS_st;
----

== Data Members

[cols="1,4"]
|===
| Name| Description
| xref:NAME_CONSTRAINTS_st/excludedSubtrees.adoc[`excludedSubtrees`] 
| Subtrees the certificate subject names must not fall within, or NULL if none.
| xref:NAME_CONSTRAINTS_st/permittedSubtrees.adoc[`permittedSubtrees`] 
| Subtrees the certificate subject names must fall within, or NULL if unrestricted.
|===



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