ST STM32F2

HAL CRYP Generic Driver
UM1940
146/1371
DocID028236 Rev 2
pCypherData: Pointer to the cyphertext buffer
Return values
HAL: status
HAL_CRYP_AESCBC_Decrypt_DMA
Function name
HAL_StatusTypeDef HAL_CRYP_AESCBC_Decrypt_DMA
(CRYP_HandleTypeDef * hcryp, uint8_t * pCypherData,
uint16_t Size, uint8_t * pPlainData)
Function description
Initializes the CRYP peripheral in AES CBC encryption mode
using DMA.
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 16
bytes
pPlainData: Pointer to the plaintext buffer
Return values
HAL: status
HAL_CRYP_AESCTR_Encrypt_DMA
Function name
HAL_StatusTypeDef HAL_CRYP_AESCTR_Encrypt_DMA
(CRYP_HandleTypeDef * hcryp, uint8_t * pPlainData, uint16_t
Size, uint8_t * pCypherData)
Function description
Initializes the CRYP peripheral in AES CTR encryption mode using
DMA.
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 16.
pCypherData: Pointer to the cyphertext buffer
Return values
HAL: status
HAL_CRYP_AESCTR_Decrypt_DMA
Function name
HAL_StatusTypeDef HAL_CRYP_AESCTR_Decrypt_DMA
(CRYP_HandleTypeDef * hcryp, uint8_t * pCypherData,
uint16_t Size, uint8_t * pPlainData)
Function description
Initializes the CRYP peripheral in AES CTR decryption mode using
DMA.
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 16
pPlainData: Pointer to the plaintext buffer
Return values
HAL: status