+#include <stdio.h>
+
+#include "square.h"
+
+void square_init(DOLProcess *p) {
+ p->local->index = 0;
+ p->local->len = LENGTH;
+}
+
+int square_fire(DOLProcess *p) {
+ float *i, *j;
+
+ if (p->local->index < p->local->len) {
+ DOL_capture((void*)PORT_IN, &i, sizeof(float), p);
+ DOL_reserve((void*)PORT_OUT, &j, sizeof(float), p);
+ *j = *i * *i;
+ DOL_consume((void*)PORT_IN, p);
+ DOL_release((void*)PORT_OUT, p);
+ p->local->index++;
+ }
+
+ if (p->local->index >= p->local->len) {
+ DOL_detach(p);
+ return -1;
+ }
+
+ return 0;
+}
+