[#OSSL_trace_enabled]
= OSSL_trace_enabled
:mrdocs:

Test whether a trace channel is currently attached for `category.`

== Synopsis

Declared in `<openssl/trace.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OSSL_trace_enabled(int category);
----

== Return Value

1 if tracing is enabled for `category,` or 0 otherwise.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *category*
| OSSL_TRACE_CATEGORY_* value to query.
|===


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