diff options
Diffstat (limited to 'testhal/AVR/XMEGA/AES/main.c')
| -rw-r--r-- | testhal/AVR/XMEGA/AES/main.c | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/testhal/AVR/XMEGA/AES/main.c b/testhal/AVR/XMEGA/AES/main.c new file mode 100644 index 000000000..5a51acab2 --- /dev/null +++ b/testhal/AVR/XMEGA/AES/main.c @@ -0,0 +1,138 @@ +/*
+ ChibiOS - Copyright (C) 2016..2018 Theodore Ateba
+
+ 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"
+
+BaseSequentialStream *chp = (BaseSequentialStream *) &SD1;
+
+ // Key to use during the Encryption.
+ uint8_t key[AES_BLOCK_SIZE] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15};
+ // Data to encrypt.
+ uint8_t data[AES_BLOCK_SIZE] = { 0x08, 0x04, 0x02, 0x01, 0x08, 0x04, 0x02, 0x01,
+ 0x08, 0x04, 0x12, 0x11, 0x18, 0x14, 0x12, 0x11};
+ uint8_t data_encrypted[AES_BLOCK_SIZE] = {0};
+ uint8_t data_decrypted[AES_BLOCK_SIZE] = {0};
+ cryerror_t res;
+ uint8_t tkey = 0; // Transient key
+
+static const CRYConfig cryConfig = {
+ FALSE, /* No Auto start feature. */
+ FALSE /* No XOR feature. */
+};
+
+/**
+ * @brief Blink thread.
+ */
+static THD_WORKING_AREA(waThread1, 32);
+static THD_FUNCTION(Thread1, arg) {
+
+ (void)arg;
+ chRegSetThreadName("Blinker");
+
+ while (true) {
+ palClearPad(IOPORT5, PORTE_LED);
+ chThdSleepMilliseconds(1000);
+ palSetPad(IOPORT5, PORTE_LED);
+ chThdSleepMilliseconds(100);
+ }
+}
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+
+ uint8_t i;
+
+ /*
+ * 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();
+
+ palClearPad(IOPORT5, PORTE_LED);
+
+ /*
+ * Configure TX (PINC3) and RX (PIN2) for the USART1.
+ */
+ palSetPadMode(IOPORT3, PIN3, PAL_MODE_OUTPUT_PUSHPULL);
+ palSetPadMode(IOPORT3, PIN2, PAL_MODE_INPUT_PULLUP);
+
+ /*
+ * Start the Serial driver 1 by using the default configuration.
+ */
+ sdStart(&SD1, NULL);
+
+ chprintf(chp, "\r\nChibiOS on XMEGA 128U4A.\r\n");
+ chprintf(chp, "This program is using trunk branch of the svn repo.\r\n");
+ chprintf(chp, "AES Encryption/Decryption testhal demo.\r\n");
+ chprintf(chp, "Example started...\r\n");
+
+ cryStart(&CRYD1, &cryConfig);
+
+ res = cryLoadTransientKey(&CRYD1, (cryalgorithm_t) cry_algo_aes,16, key);
+
+ res = cryEncryptAES(&CRYD1, tkey, data, data_encrypted);
+ if (res != CRY_NOERROR) {
+ chprintf(chp, "Encryption of data failed.\r\n");
+ while (true) {
+ chThdSleepMilliseconds(100);
+ }
+ }
+ else {
+ chprintf(chp, "Encryption done.\r\n");
+ }
+
+ res = cryDecryptAES(&CRYD1, tkey, data_encrypted, data_decrypted);
+ if (res != CRY_NOERROR) {
+ chprintf(chp, "Decryption of data failed.\r\n");
+ while (true) {
+ chThdSleepMilliseconds(100);
+ }
+ }
+ else {
+ chprintf(chp, "Decryption done.\r\n");
+ }
+
+ // Check if decrypted answer is equal to plaintext.
+ for (i = 0; i < AES_BLOCK_SIZE ; i++ ) {
+ if (data[i] != data_decrypted[i]) {
+ chprintf(chp, "Decrypted data is not equal to data.\r\n");
+ while (true) {
+ chThdSleepMilliseconds(100);
+ }
+ }
+ }
+ chprintf(chp, "Example ends up every thing is ok.\r\n");
+
+ /*
+ * Starts the LED blinker thread.
+ */
+ chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
+
+ while (true) {
+ chThdSleepMilliseconds(100);
+ }
+
+ return 0;
+}
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