-document new requirements on struct Session

diff --git a/src/include/gnunet_transport_plugin.h b/src/include/gnunet_transport_plugin.h
index d1e03d7c9ce6229bdc4cc7cd27b9793b1084207c..fb0271a8ff055553a3aae7342254f7e2d50d4b21 100644 (file)
--- a/src/include/gnunet_transport_plugin.h
+++ b/src/include/gnunet_transport_plugin.h
@@ -44,6 +44,10 @@
  * useful since sometimes (i.e. for inbound TCP connections) a
  * connection may not have an address that can be used for meaningful
  * distinction between sessions to the same peer.
+ *
+ * Each 'struct Session' MUST start with the 'struct GNUNET_PeerIdentity'
+ * of the peer the session is for (which will be used for some error
+ * checking by the ATS code).
  */
 struct Session;