ST STM32F2

HAL CRYP Generic Driver
UM1940
148/1371
DocID028236 Rev 2
Parameters
hcryp: pointer to a CRYP_HandleTypeDef structure that
contains the configuration information for CRYP module
pCypherData: Pointer to the cyphertext buffer
Size: Length of the plaintext buffer, must be a multiple of 8
pPlainData: Pointer to the plaintext buffer
Timeout: Specify Timeout value
Return values
HAL: status
HAL_CRYP_DESECB_Encrypt_IT
Function name
HAL_StatusTypeDef HAL_CRYP_DESECB_Encrypt_IT
(CRYP_HandleTypeDef * hcryp, uint8_t * pPlainData, uint16_t
Size, uint8_t * pCypherData)
Function description
Initializes the CRYP peripheral in DES ECB encryption mode
using IT.
Parameters
hcryp: pointer to a CRYP_HandleTypeDef structure that
contains the configuration information for CRYP module
pPlainData: Pointer to the plaintext buffer
Size: Length of the plaintext buffer, must be a multiple of 8
pCypherData: Pointer to the cyphertext buffer
Return values
HAL: status
HAL_CRYP_DESECB_Decrypt_IT
Function name
HAL_StatusTypeDef HAL_CRYP_DESECB_Decrypt_IT
(CRYP_HandleTypeDef * hcryp, uint8_t * pCypherData,
uint16_t Size, uint8_t * pPlainData)
Function description
Initializes the CRYP peripheral in DES ECB decryption mode
using IT.
Parameters
hcryp: pointer to a CRYP_HandleTypeDef structure that
contains the configuration information for CRYP module
pPlainData: Pointer to the plaintext buffer
Size: Length of the plaintext buffer, must be a multiple of 8
pCypherData: Pointer to the cyphertext buffer
Return values
HAL: status
HAL_CRYP_DESCBC_Encrypt_IT
Function name
HAL_StatusTypeDef HAL_CRYP_DESCBC_Encrypt_IT
(CRYP_HandleTypeDef * hcryp, uint8_t * pPlainData, uint16_t
Size, uint8_t * pCypherData)
Function description
Initializes the CRYP peripheral in DES CBC encryption mode
using interrupt.
Parameters
hcryp: pointer to a CRYP_HandleTypeDef structure that
contains the configuration information for CRYP module
pPlainData: Pointer to the plaintext buffer
Size: Length of the plaintext buffer, must be a multiple of 8
pCypherData: Pointer to the cyphertext buffer