processor: add a getter for the threads passed to set_threads()

src/libstrongswan/processing/processor.c

@@ -437,6 +437,12 @@ METHOD(processor_t, set_threads, void,
 	this->mutex->unlock(this->mutex);
 }
 
+METHOD(processor_t, get_threads, u_int,
+	private_processor_t *this)
+{
+	return this->desired_threads;
+}
+
 METHOD(processor_t, cancel, void,
 	private_processor_t *this)
 {
@@ -507,6 +513,7 @@ processor_t *processor_create()
 			.get_job_load = _get_job_load,
 			.queue_job = _queue_job,
 			.set_threads = _set_threads,
+			.get_threads = _get_threads,
 			.cancel = _cancel,
 			.destroy = _destroy,
 		},
@@ -525,4 +532,3 @@ processor_t *processor_create()
 
 	return &this->public;
 }
-

src/libstrongswan/processing/processor.h

@@ -87,6 +87,16 @@ struct processor_t {
 	 */
 	void (*set_threads)(processor_t *this, u_int count);
 
+	/**
+	 * Get the number of threads set with set_threads().
+	 *
+	 * This does not actually reflect the number of threads currently active,
+	 * but the number of threads targeted.
+	 *
+	 * @return				number of desired threads
+	 */
+	u_int (*get_threads)(processor_t *this);
+
 	/**
 	 * Sets the number of threads to 0 and cancels all blocking jobs, then waits
 	 * for all threads to be terminated.