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diff --git a/testhal/STM32/multi/CRYPTO/main.c b/testhal/STM32/multi/CRYPTO/main.c
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+/*
+ ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+#include "ch.h"
+#include "hal.h"
+#include "chprintf.h"
+
+#include "portab.h"
+
+/*
+ * LED blinker thread, times are in milliseconds.
+ */
+static THD_WORKING_AREA(waThread1, 128);
+static THD_FUNCTION(Thread1, arg) {
+
+ (void)arg;
+ chRegSetThreadName("blinker");
+ while (true) {
+ palToggleLine(PORTAB_LINE_LED1);
+ chThdSleepMilliseconds(500);
+ palToggleLine(PORTAB_LINE_LED1);
+ chThdSleepMilliseconds(500);
+ }
+}
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+
+ /*
+ * System initializations.
+ * - HAL initialization, this also initializes the configured device drivers
+ * and performs the board-specific initializations.
+ * - Kernel initialization, the main() function becomes a thread and the
+ * RTOS is active.
+ */
+ halInit();
+ chSysInit();
+
+ /* Board-dependent GPIO setup code.*/
+ portab_setup();
+
+ /* Starting a serial port for test report output.*/
+ sdStart(&PORTAB_SD1, NULL);
+
+ /* Starting Crypto driver.*/
+ cryStart(&CRYD1, NULL);
+
+ /* Creates the blinker thread.*/
+ chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
+
+ /* Normal main() thread activity, in this demo it does nothing.*/
+ while (true) {
+ uint8_t digest[32];
+
+ if (palReadLine(PORTAB_LINE_BUTTON) == PORTAB_BUTTON_PRESSED) {
+ SHA256Context ctx256;
+#if 0
+ crySHA256Init(&CRYD1, &ctx256);
+ crySHA256Update(&CRYD1, &ctx256, 0U, (const uint8_t *)"");
+ crySHA256Final(&CRYD1, &ctx256, digest);
+
+ crySHA256Init(&CRYD1, &ctx256);
+ crySHA256Update(&CRYD1, &ctx256, 3U, (const uint8_t *)"abc");
+ crySHA256Final(&CRYD1, &ctx256, digest);
+#endif
+ crySHA256Init(&CRYD1, &ctx256);
+ crySHA256Update(&CRYD1, &ctx256, 56U, (const uint8_t *)"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
+ crySHA256Final(&CRYD1, &ctx256, digest);
+ }
+ chThdSleepMilliseconds(500);
+ }
+ return 0;
+}