- never resize to 0

1 files changed, 27 insertions, 2 deletions

diff --git a/src/rps/gnunet-service-rps_sampler.c b/src/rps/gnunet-service-rps_sampler.c
index 01d8aa748..419110440 100644
--- a/src/rps/gnunet-service-rps_sampler.c
+++ b/src/rps/gnunet-service-rps_sampler.c
@@ -417,8 +417,8 @@ RPS_sampler_get_size ()
  *
  * @param new_size the new size of the sampler
  */
-  void
-RPS_sampler_resize (unsigned int new_size)
+static void
+sampler_resize (unsigned int new_size)
 {
   unsigned int old_size;
   uint32_t i;
@@ -481,6 +481,31 @@ RPS_sampler_resize (unsigned int new_size)
 
 
 /**
+ * Grow or shrink the size of the sampler.
+ *
+ * @param new_size the new size of the sampler
+ */
+void
+RPS_sampler_resize (unsigned int new_size)
+{
+  GNUNET_assert (0 < new_size);
+  sampler_resize (new_size);
+}
+
+
+/**
+ * Empty the sampler.
+ *
+ * @param new_size the new size of the sampler
+ */
+void
+RPS_sampler_empty ()
+{
+  sampler_resize (0);
+}
+
+
+/**
  * Initialise a tuple of sampler elements.
  *
  * @param init_size the size the sampler is initialised with