/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/* STM32F4xx HAL library initialization:
- Configure the Flash prefetch, instruction and Data caches
- Configure the Systick to generate an interrupt each 1 msec
- Set NVIC Group Priority to 4
- Global MSP (MCU Support Package) initialization
*/
HAL_Init();
/* Configure the system clock to 168 MHz */
SystemClock_Config();
/* Configure the COM port */
UartHandle.Init.BaudRate = 115200;
UartHandle.Init.WordLength = UART_WORDLENGTH_8B;
UartHandle.Init.StopBits = UART_STOPBITS_1;
UartHandle.Init.Parity = UART_PARITY_NONE;
UartHandle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
UartHandle.Init.Mode = UART_MODE_TX_RX;
UartHandle.Init.OverSampling = UART_OVERSAMPLING_16;
BSP_COM_Init(COM1, &UartHandle);
/*##-1- Configure the CRYP peripheral ######################################*/
/* Set the common CRYP parameters */
CrypHandle.Instance = CRYP;
CrypHandle.Init.DataType = CRYP_DATATYPE_8B;
CrypHandle.Init.KeySize = CRYP_KEYSIZE_128B;
CrypHandle.Init.pKey = aDESKey;
if(HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Display Plain Data */
Display_PlainData(PLAINTEXT_SIZE);
/*##-2- Start Encryption ###################################################*/
/****************************************************************************/
/* DES mode ECB */
/****************************************************************************/
/*=====================================================
Encryption ECB mode
======================================================*/
/* Encrypt the plaintext message */
if(HAL_CRYP_DESECB_Encrypt(&CrypHandle, aPlaintext, 16, aEncryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display encrypted data */
Display_EncryptedData(DES, ECB, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/*=====================================================
Decryption ECB mode
======================================================*/
/* ReInitialize the DES Key */
CrypHandle.Init.pKey = aDESKey;
if(HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Decrypt the Encrypted message */
if(HAL_CRYP_DESECB_Decrypt(&CrypHandle, aEncryptedText, 16, aDecryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display decrypted data */
Display_DecryptedData(DES, ECB, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/****************************************************************************/
/* DES mode CBC */
/****************************************************************************/
/* Insert the Initialization Vector & reInitialize the DES Key */
CrypHandle.Init.pKey = aDESKey;
CrypHandle.Init.pInitVect = aInitVector;
if(HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/*=====================================================
Encryption CBC mode
======================================================*/
/* Encrypt the plaintext message */
if(HAL_CRYP_DESCBC_Encrypt(&CrypHandle, aPlaintext, 16, aEncryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display encrypted data */
Display_EncryptedData(DES,CBC,PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/*=====================================================
Decryption CBC mode
======================================================*/
/* ReInitialize the DES Key */
CrypHandle.Init.pKey = aDESKey;
if(HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Decrypt the Encrypted message */
if(HAL_CRYP_DESCBC_Decrypt(&CrypHandle, aEncryptedText, 16, aDecryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display decrypted data */
Display_DecryptedData(DES, CBC, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/****************************************************************************/
/* TDES mode ECB */
/****************************************************************************/
/* ReInitialize the DES Key */
CrypHandle.Init.pKey = aTDESKey;
if(HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/*=====================================================
Encryption ECB mode
======================================================*/
/* Encrypt the plaintext message */
if(HAL_CRYP_TDESECB_Encrypt(&CrypHandle, aPlaintext, 16, aEncryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display encrypted data */
Display_EncryptedData(TDES, ECB, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/*=====================================================
Decryption ECB mode
======================================================*/
/* ReInitialize the DES Key */
CrypHandle.Init.pKey = aTDESKey;
if(HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Decrypt the Encrypted message */
if(HAL_CRYP_TDESECB_Decrypt(&CrypHandle, aEncryptedText, 16, aDecryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display decrypted data*/
Display_DecryptedData(TDES, ECB, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/****************************************************************************/
/* TDES mode CBC */
/****************************************************************************/
/* Insert the Initialization Vector & reInitialize the DES Key */
CrypHandle.Init.pKey = aTDESKey;
CrypHandle.Init.pInitVect = aInitVector;
if(HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/*=====================================================
Encryption CBC mode
======================================================*/
/* Encrypt the plaintext message */
if(HAL_CRYP_TDESCBC_Encrypt(&CrypHandle, aPlaintext, 16, aEncryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display encrypted data */
Display_EncryptedData(TDES, CBC, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/*=====================================================
Decryption CBC mode
======================================================*/
/* Insert the Initialization Vector & reInitialize the TDES Key */
CrypHandle.Init.pKey = aTDESKey;
CrypHandle.Init.pInitVect = aInitVector;
if(HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Decrypt the Encrypted message */
if(HAL_CRYP_TDESCBC_Decrypt(&CrypHandle, aEncryptedText, 16, aDecryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display decrypted data */
Display_DecryptedData(TDES, CBC, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/* Infinite loop */
while(1)
{
}
}
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/* STM32F4xx HAL library initialization:
- Configure the Flash prefetch, instruction and Data caches
- Systick timer is configured by default as source of time base, but user
can eventually implement his proper time base source (a general purpose
timer for example or other time source), keeping in mind that Time base
duration should be kept 1ms since PPP_TIMEOUT_VALUEs are defined and
handled in milliseconds basis.
- Set NVIC Group Priority to 4
- Low Level Initialization: global MSP (MCU Support Package) initialization
*/
HAL_Init();
/* Configure the system clock to 180 MHz */
SystemClock_Config();
/* Configure the COM port */
UartHandle.Init.BaudRate = 115200;
UartHandle.Init.WordLength = UART_WORDLENGTH_8B;
UartHandle.Init.StopBits = UART_STOPBITS_1;
UartHandle.Init.Parity = UART_PARITY_NONE;
UartHandle.Init.HwFlowCtl = UART_HWCONTROL_NONE;
UartHandle.Init.Mode = UART_MODE_TX_RX;
BSP_COM_Init(COM1, &UartHandle);
/*##-1- Configure the CRYP peripheral ######################################*/
CrypHandle.Instance = CRYP;
/* Set the common CRYP parameters */
CrypHandle.Init.DataType = CRYP_DATATYPE_8B;
CrypHandle.Init.KeySize = CRYP_KEYSIZE_128B;
CrypHandle.Init.pKey = aDESKey;
if (HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Display Plain Data */
Display_PlainData(PLAINTEXT_SIZE);
/*##-2- Start Encryption ###################################################*/
/****************************************************************************/
/* DES mode ECB */
/****************************************************************************/
/*=====================================================
Encryption ECB mode
======================================================*/
/* Encrypt the plaintext message */
if (HAL_CRYP_DESECB_Encrypt(&CrypHandle, aPlaintext, 16, aEncryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display encrypted data */
Display_EncryptedData(DES, ECB, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/*=====================================================
Decryption ECB mode
======================================================*/
/* ReInitialize the DES Key */
CrypHandle.Init.pKey = aDESKey;
if (HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Decrypt the Encrypted message */
if (HAL_CRYP_DESECB_Decrypt(&CrypHandle, aEncryptedText, 16, aDecryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display decrypted data */
Display_DecryptedData(DES, ECB, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/****************************************************************************/
/* DES mode CBC */
/****************************************************************************/
/* Insert the Initialization Vector & reInitialize the DES Key */
CrypHandle.Init.pKey = aDESKey;
CrypHandle.Init.pInitVect = aInitVector;
if (HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/*=====================================================
Encryption CBC mode
======================================================*/
/* Encrypt the plaintext message */
if (HAL_CRYP_DESCBC_Encrypt(&CrypHandle, aPlaintext, 16, aEncryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display encrypted data */
Display_EncryptedData(DES, CBC, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/*=====================================================
Decryption CBC mode
======================================================*/
/* ReInitialize the DES Key */
CrypHandle.Init.pKey = aDESKey;
if (HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Decrypt the Encrypted message */
if (HAL_CRYP_DESCBC_Decrypt(&CrypHandle, aEncryptedText, 16, aDecryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display decrypted data */
Display_DecryptedData(DES, CBC, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/****************************************************************************/
/* TDES mode ECB */
/****************************************************************************/
/* ReInitialize the DES Key */
CrypHandle.Init.pKey = aTDESKey;
if (HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/*=====================================================
Encryption ECB mode
======================================================*/
/* Encrypt the plaintext message */
if (HAL_CRYP_TDESECB_Encrypt(&CrypHandle, aPlaintext, 16, aEncryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display encrypted data */
Display_EncryptedData(TDES, ECB, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/*=====================================================
Decryption ECB mode
======================================================*/
/* ReInitialize the DES Key */
CrypHandle.Init.pKey = aTDESKey;
if (HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Decrypt the Encrypted message */
if (HAL_CRYP_TDESECB_Decrypt(&CrypHandle, aEncryptedText, 16, aDecryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display decrypted data*/
Display_DecryptedData(TDES, ECB, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/****************************************************************************/
/* TDES mode CBC */
/****************************************************************************/
/* Insert the Initialization Vector & reInitialize the DES Key */
CrypHandle.Init.pKey = aTDESKey;
CrypHandle.Init.pInitVect = aInitVector;
if (HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/*=====================================================
Encryption CBC mode
======================================================*/
/* Encrypt the plaintext message */
if (HAL_CRYP_TDESCBC_Encrypt(&CrypHandle, aPlaintext, 16, aEncryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display encrypted data */
Display_EncryptedData(TDES, CBC, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
/*=====================================================
Decryption CBC mode
======================================================*/
/* Insert the Initialization Vector & reInitialize the TDES Key */
CrypHandle.Init.pKey = aTDESKey;
CrypHandle.Init.pInitVect = aInitVector;
if (HAL_CRYP_Init(&CrypHandle) != HAL_OK)
{
/* Initialization Error */
Error_Handler();
}
/* Decrypt the Encrypted message */
if (HAL_CRYP_TDESCBC_Decrypt(&CrypHandle, aEncryptedText, 16, aDecryptedText, TIMEOUT_VALUE) == HAL_OK)
{
/* Display decrypted data */
Display_DecryptedData(TDES, CBC, PLAINTEXT_SIZE);
}
else
{
/* Processing Error */
Error_Handler();
}
printf("\n\r *** TEST ENDED *** \n\r");
/* Infinite loop */
while (1)
{
}
}