[#OBJ_nid2sn]
= OBJ_nid2sn
:mrdocs:

Return the short name string for a numeric object identifier (NID).

== Synopsis

Declared in `<openssl/objects.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
char const*
OBJ_nid2sn(int n);
----

== Return Value

Internal short‐name string (do not free), or NULL if unknown.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *n*
| NID to look up.
|===


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