}*/
-static int node_cb_get_suc_handler(gras_socket_t expeditor,void *payload_data){
+static int node_cb_get_suc_handler(gras_msg_cb_ctx_t ctx,void *payload_data){
+ gras_socket_t expeditor=gras_msg_cb_ctx_from(ctx);
xbt_ex_t e;
get_suc_t incoming=*(get_suc_t*)payload_data;
rep_suc_t outgoing;