* Server code
* **********************************************************************/
-static int server_cb_request_handler(gras_socket_t expeditor, void *payload_data) {
+static int server_cb_request_handler(gras_msg_cb_ctx_t ctx, void *payload_data) {
+ gras_socket_t expeditor=gras_msg_cb_ctx_from(ctx);
/* 1. Get the payload into the data variable */
matrix_t *data=(matrix_t*)payload_data;