1 files changed, 9 insertions, 0 deletions

diff --git a/src/include/gnunet_protocols.h b/src/include/gnunet_protocols.h
index 5451f53d9..85553bff0 100644
--- a/src/include/gnunet_protocols.h
+++ b/src/include/gnunet_protocols.h
@@ -197,6 +197,15 @@ extern "C"
  */
 #define GNUNET_MESSAGE_TYPE_TRANSPORT_BLACKLIST_NOTIFY 32
 
+/**
+ * Transport PING message
+ */
+#define GNUNET_MESSAGE_TYPE_TRANSPORT_PING 33
+
+/**
+ * Transport PONG message
+ */
+#define GNUNET_MESSAGE_TYPE_TRANSPORT_PONG 34
 
 /**
  * Request addition of a HELLO