feat(examples/vhdl/external_buffer): add check to exit_handler (C)

Author: umarcor

examples/vhdl/external_buffer/src/main.c

@@ -28,9 +28,20 @@ uint8_t read_char(uint8_t id, uint32_t i) {
 }
 
 static void exit_handler(void) {
-  int i;
-  for(i=0; i<3*length; i++) {
-    printf("%d: %d\n", i, D[0][i]);
+  int i, j, z, k;
+  uint8_t e, d;
+  for (j=0; j<3; j++) {
+    k += j;
+    for(i=0; i<length; i++) {
+      e = (i+1)*11 + k;
+      z = (length*j)+i;
+      d = D[0][z];
+      if (e != d) {
+        printf("check error %d: %d %d\n", z, e, d);
+        exit(1);
+      }
+      printf("%d: %d\n", z, d);
+    }
   }
   free(D[0]);
 }