- <b>Virtualization</b>: Running both on top of the simulator and on
top of real platforms, and portability support.
*/
-/** \defgroup GRAS_dd Data description
+/** \addtogroup GRAS_implem
\ingroup GRAS_API
- \brief Describing data to be exchanged (Communication facility) */
+
+ Internals of GRAS */
+/** \addtogroup GRAS_dd
+ \ingroup GRAS_API */
+/** \addtogroup GRAS_dd_implem
+ \ingroup GRAS_implem */
/** \defgroup GRAS_sock Sockets
\ingroup GRAS_API
\brief Open/close sockets, and get info on peer (Communication facility). */
