counters: add osmo_counters_count() returns the amount of counters

Change-Id: I9068231d71876e06d27ee67a688d7fb611ac3a1b

2 files changed, 9 insertions, 0 deletions

diff --git a/include/osmocom/core/counter.h b/include/osmocom/core/counter.h
index e692f7e6..259f1edf 100644
--- a/include/osmocom/core/counter.h
+++ b/include/osmocom/core/counter.h
@@ -44,6 +44,8 @@ void osmo_counter_free(struct osmo_counter *ctr);
 
 int osmo_counters_for_each(int (*handle_counter)(struct osmo_counter *, void *), void *data);
 
+int osmo_counters_count();
+
 struct osmo_counter *osmo_counter_get_by_name(const char *name);
 
 int osmo_counter_difference(struct osmo_counter *ctr);
diff --git a/src/counter.c b/src/counter.c
index 0fa84c8f..0fa31661 100644
--- a/src/counter.c
+++ b/src/counter.c
@@ -77,6 +77,13 @@ int osmo_counters_for_each(int (*handle_counter)(struct osmo_counter *, void *),
 	return rc;
 }
 
+/*! Counts the registered counter
+ *  \returns amount of counters */
+int osmo_counters_count()
+{
+	return llist_count(&counters);
+}
+
 /*! Find a counter by its name.
  *  \param[in] name Name used to look-up/search counter
  *  \returns Counter on success; NULL if not found */