--- /dev/null
+#ifndef PRODUCER_H
+#define PRODUCER_H
+
+#include <dol.h>
+#include "global.h"
+#include "stdlib.h"
+
+#define PORT_INPUT_COEFFICIENTS "input_coefficients"
+
+typedef struct _local_states
+{
+ int index;
+ ComplexNumber coeffs[NUMBER_OF_FFT_POINTS];
+} Generator_State;
+
+void generator_init(DOLProcess *);
+int generator_fire(DOLProcess *);
+
+#endif