HASH processing using polling mode functions. STMicroelectronics STM32F4

UM1725

6. In case of using DMA, call the DMA start processing e.g.

HAL_HASHEx_SHA224_Start_DMA(). After that, call the finish function in order to get the digest value e.g. HAL_HASHEx_SHA224_Finish()

7. Call HAL_HASH_DeInit() to deinitialize the HASH peripheral.

29.2.2 HASH processing using polling mode functions

This section provides functions allowing to calculate in polling mode the hash value using one of the following algorithms:



SHA224



SHA256

This section contains the following APIs:



HAL_HASHEx_SHA224_Start()



HAL_HASHEx_SHA256_Start()



HAL_HASHEx_SHA224_Accumulate()



HAL_HASHEx_SHA256_Accumulate()

29.2.3 HMAC processing using polling mode functions

This section provides functions allowing to calculate in polling mode the HMAC value using one of the following algorithms:



SHA224



SHA256

This section contains the following APIs:



HAL_HMACEx_SHA224_Start()



HAL_HMACEx_SHA256_Start()

29.2.4 HASH processing using interrupt functions

This section provides functions allowing to calculate in interrupt mode the hash value using one of the following algorithms:



SHA224



SHA256

This section contains the following APIs:



HAL_HASHEx_SHA224_Start_IT()



HAL_HASHEx_SHA256_Start_IT()



HAL_HASHEx_IRQHandler()

29.2.5 HASH processing using DMA functions

This section provides functions allowing to calculate in DMA mode the hash value using one of the following algorithms:



SHA224



SHA256

This section contains the following APIs:



HAL_HASHEx_SHA224_Start_DMA()



HAL_HASHEx_SHA224_Finish()



HAL_HASHEx_SHA256_Start_DMA()



HAL_HASHEx_SHA256_Finish()

DOCID025834 Rev 3 413/963