include/crypto/hash.h

22  * DOC: Message Digest Algorithm Definitions
24  * These data structures define modular message digest algorithm
31  * struct hash_alg_common - define properties of message digest
69  * struct ahash_alg - asynchronous message digest definition
79  *	   final message digest as this only adds more data into the
110  *	    is only needed for keyed message digests. SHAx/MDx/CRCx do NOT
180  * struct shash_alg - synchronous message digest definition
201  * @descsize: Size of the operational state for the message digest. This state
246  * DOC: Asynchronous Message Digest API
248  * The asynchronous message digest API is used with the ciphers of type
321  * The block size for the message digest cipher referenced with the cipher
344  * crypto_ahash_digestsize() - obtain message digest size
347  * The size for the message digest created by the message digest cipher
351  * Return: message digest size of cipher
435  * crypto_ahash_finup() - update and finalize message digest
448  * crypto_ahash_final() - calculate message digest
452  * Finalize the message digest operation and create the message digest
453  * based on all data added to the cipher handle. The message digest is placed
457  * 0		if the message digest was successfully calculated;
465  * crypto_ahash_digest() - calculate message digest for a buffer
478  * crypto_ahash_export() - extract current message digest state
491  * crypto_ahash_import() - import message digest state
504  * crypto_ahash_init() - (re)initialize message digest handle
508  * The call (re-)initializes the message digest referenced by the ahash_request
517  * crypto_ahash_update() - add data to message digest for processing
521  * Updates the message digest state of the &ahash_request handle. The input data
535  * to plaintext and the message digest output buffer, asynchronous callback
560  * message digest API calls. During
640  * @result: buffer that is filled with the message digest -- the caller must
646  * The source scatter/gather list points to the data the message digest is to
663  * @result: buffer that is filled with the message digest -- the caller must
669  * The source virtual address points to the data the message digest is to
689  * DOC: Synchronous Message Digest API
691  * The synchronous message digest API is used with the ciphers of type
694  * The message digest API is able to maintain state information for the
697  * The synchronous message digest API can store user-related context in its
702  * crypto_alloc_shash() - allocate message digest handle
704  *	      message digest cipher
708  * Allocate a cipher handle for a message digest. The returned &struct
710  * API invocation for that message digest.
728  * crypto_free_shash() - zeroize and free the message digest handle
752  * The block size for the message digest cipher referenced with the cipher
773  * crypto_shash_digestsize() - obtain message digest size
776  * The size for the message digest created by the message digest cipher
832  * crypto_shash_setkey() - set key for message digest
837  * The caller provided key is set for the keyed message digest cipher. The
838  * cipher handle must point to a keyed message digest cipher in order for this
848  * crypto_shash_digest() - calculate message digest for buffer
859  * Return: 0 if the message digest creation was successful; < 0 if an error
866  * crypto_shash_tfm_digest() - calculate message digest for buffer
885  * crypto_shash_export() - extract operational state for message digest
913  * crypto_shash_init() - (re)initialize message digest
916  * The call (re-)initializes the message digest referenced by the
921  * Return: 0 if the message digest initialization was successful; < 0 if an
935  * crypto_shash_update() - add data to message digest for processing
937  * @data: input data to be added to the message digest
940  * Updates the message digest state of the operational state handle.
943  * Return: 0 if the message digest update was successful; < 0 if an error
950  * crypto_shash_final() - calculate message digest
952  * @out: output buffer filled with the message digest
954  * Finalize the message digest operation and create the message digest
955  * based on all data added to the cipher handle. The message digest is placed
960  * Return: 0 if the message digest creation was successful; < 0 if an error
966  * crypto_shash_finup() - calculate message digest of buffer
977  * Return: 0 if the message digest creation was successful; < 0 if an error