--- /dev/null
+#ifndef PRODUCER_H
+#define PRODUCER_H
+
+#include <dol.h>
+
+#define PORT_OUT "v_out"
+
+typedef struct _local_states {
+ int index;
+ char str[20];
+ int len;
+} Vertical_generator_State;
+
+void vertical_generator_init(DOLProcess *);
+int vertical_generator_fire(DOLProcess *);
+
+#endif