include/crypto/hash.h

18  * DOC: Message Digest Algorithm Definitions
20  * These data structures define modular message digest algorithm
45  * struct hash_alg_common - define properties of message digest
86  * struct ahash_alg - asynchronous message digest definition
96  *	   final message digest as this only adds more data into the
127  *	    is only needed for keyed message digests. SHAx/MDx/CRCx do NOT
194  * struct shash_alg - synchronous message digest definition
215  * @descsize: Size of the operational state for the message digest. This state
261  * DOC: Asynchronous Message Digest API
263  * The asynchronous message digest API is used with the ciphers of type
336  * The block size for the message digest cipher referenced with the cipher
359  * crypto_ahash_digestsize() - obtain message digest size
362  * The size for the message digest created by the message digest cipher
366  * Return: message digest size of cipher
450  * crypto_ahash_finup() - update and finalize message digest
463  * crypto_ahash_final() - calculate message digest
467  * Finalize the message digest operation and create the message digest
468  * based on all data added to the cipher handle. The message digest is placed
472  * 0		if the message digest was successfully calculated;
480  * crypto_ahash_digest() - calculate message digest for a buffer
493  * crypto_ahash_export() - extract current message digest state
506  * crypto_ahash_import() - import message digest state
519  * crypto_ahash_init() - (re)initialize message digest handle
523  * The call (re-)initializes the message digest referenced by the ahash_request
532  * crypto_ahash_update() - add data to message digest for processing
536  * Updates the message digest state of the &ahash_request handle. The input data
550  * to plaintext and the message digest output buffer, asynchronous callback
575  * message digest API calls. During
655  * @result: buffer that is filled with the message digest -- the caller must
661  * The source scatter/gather list points to the data the message digest is to
674  * DOC: Synchronous Message Digest API
676  * The synchronous message digest API is used with the ciphers of type
679  * The message digest API is able to maintain state information for the
682  * The synchronous message digest API can store user-related context in its
687  * crypto_alloc_shash() - allocate message digest handle
689  *	      message digest cipher
693  * Allocate a cipher handle for a message digest. The returned &struct
695  * API invocation for that message digest.
713  * crypto_free_shash() - zeroize and free the message digest handle
737  * The block size for the message digest cipher referenced with the cipher
758  * crypto_shash_digestsize() - obtain message digest size
761  * The size for the message digest created by the message digest cipher
817  * crypto_shash_setkey() - set key for message digest
822  * The caller provided key is set for the keyed message digest cipher. The
823  * cipher handle must point to a keyed message digest cipher in order for this
833  * crypto_shash_digest() - calculate message digest for buffer
844  * Return: 0 if the message digest creation was successful; < 0 if an error
851  * crypto_shash_tfm_digest() - calculate message digest for buffer
870  * crypto_shash_export() - extract operational state for message digest
898  * crypto_shash_init() - (re)initialize message digest
901  * The call (re-)initializes the message digest referenced by the
906  * Return: 0 if the message digest initialization was successful; < 0 if an
920  * crypto_shash_update() - add data to message digest for processing
922  * @data: input data to be added to the message digest
925  * Updates the message digest state of the operational state handle.
928  * Return: 0 if the message digest update was successful; < 0 if an error
935  * crypto_shash_final() - calculate message digest
937  * @out: output buffer filled with the message digest
939  * Finalize the message digest operation and create the message digest
940  * based on all data added to the cipher handle. The message digest is placed
945  * Return: 0 if the message digest creation was successful; < 0 if an error
951  * crypto_shash_finup() - calculate message digest of buffer
962  * Return: 0 if the message digest creation was successful; < 0 if an error