+void testrun_performance_xtea(void){
+ uint64_t t;
+ uint8_t key[16], data[8];
+
+ calibrateTimer();
+ print_overhead();
+
+ memset(key, 0, 16);
+ memset(data, 0, 8);
+
+ startTimer(1);
+ xtea_enc(data, data, key);
+ t = stopTimer();
+ print_time_P(PSTR("\tencrypt time: "), t);
+
+ startTimer(1);
+ xtea_dec(data, data, key);
+ t = stopTimer();
+ print_time_P(PSTR("\tdecrypt time: "), t);
+
+ uart_putstr_P(PSTR("\r\n"));
+}