Commit cd5a4d53 authored by Herbert Xu's avatar Herbert Xu
Browse files

crypto: hash - Move core export and import into internel/hash.h 



The core export and import functions are targeted at implementors
so move them into internal/hash.h.

Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 7d39f32c

include/crypto/hash.h

+0 −48
Original line number Diff line number Diff line
@@ -506,18 +506,6 @@ int crypto_ahash_digest(struct ahash_request *req); 
 */

int crypto_ahash_export(struct ahash_request *req, void *out);



/**

 * crypto_ahash_export_core() - extract core state for message digest

 * @req: reference to the ahash_request handle whose state is exported

 * @out: output buffer of sufficient size that can hold the hash state

 *

 * Export the hash state without the partial block buffer.

 *

 * Context: Softirq or process context.

 * Return: 0 if the export creation was successful; < 0 if an error occurred

 */

int crypto_ahash_export_core(struct ahash_request *req, void *out);



/**

 * crypto_ahash_import() - import message digest state

 * @req: reference to ahash_request handle the state is imported into
@@ -531,18 +519,6 @@ int crypto_ahash_export_core(struct ahash_request *req, void *out); 
 */

int crypto_ahash_import(struct ahash_request *req, const void *in);



/**

 * crypto_ahash_import_core() - import core state

 * @req: reference to ahash_request handle the state is imported into

 * @in: buffer holding the state

 *

 * Import the hash state without the partial block buffer.

 *

 * Context: Softirq or process context.

 * Return: 0 if the import was successful; < 0 if an error occurred

 */

int crypto_ahash_import_core(struct ahash_request *req, const void *in);



/**

 * crypto_ahash_init() - (re)initialize message digest handle

 * @req: ahash_request handle that already is initialized with all necessary
@@ -933,18 +909,6 @@ int crypto_hash_digest(struct crypto_ahash *tfm, const u8 *data, 
 */

int crypto_shash_export(struct shash_desc *desc, void *out);



/**

 * crypto_shash_export_core() - extract core state for message digest

 * @desc: reference to the operational state handle whose state is exported

 * @out: output buffer of sufficient size that can hold the hash state

 *

 * Export the hash state without the partial block buffer.

 *

 * Context: Softirq or process context.

 * Return: 0 if the export creation was successful; < 0 if an error occurred

 */

int crypto_shash_export_core(struct shash_desc *desc, void *out);



/**

 * crypto_shash_import() - import operational state

 * @desc: reference to the operational state handle the state imported into
@@ -959,18 +923,6 @@ int crypto_shash_export_core(struct shash_desc *desc, void *out); 
 */

int crypto_shash_import(struct shash_desc *desc, const void *in);



/**

 * crypto_shash_import_core() - import core state

 * @desc: reference to the operational state handle the state imported into

 * @in: buffer holding the state

 *

 * Import the hash state without the partial block buffer.

 *

 * Context: Softirq or process context.

 * Return: 0 if the import was successful; < 0 if an error occurred

 */

int crypto_shash_import_core(struct shash_desc *desc, const void *in);



/**

 * crypto_shash_init() - (re)initialize message digest

 * @desc: operational state handle that is already filled

include/crypto/internal/hash.h

+48 −0
Original line number Diff line number Diff line
@@ -305,5 +305,53 @@ static inline unsigned int crypto_shash_coresize(struct crypto_shash *tfm) 
#define HASH_REQUEST_ZERO(name) \

	memzero_explicit(__##name##_req, sizeof(__##name##_req))



/**

 * crypto_ahash_export_core() - extract core state for message digest

 * @req: reference to the ahash_request handle whose state is exported

 * @out: output buffer of sufficient size that can hold the hash state

 *

 * Export the hash state without the partial block buffer.

 *

 * Context: Softirq or process context.

 * Return: 0 if the export creation was successful; < 0 if an error occurred

 */

int crypto_ahash_export_core(struct ahash_request *req, void *out);



/**

 * crypto_ahash_import_core() - import core state

 * @req: reference to ahash_request handle the state is imported into

 * @in: buffer holding the state

 *

 * Import the hash state without the partial block buffer.

 *

 * Context: Softirq or process context.

 * Return: 0 if the import was successful; < 0 if an error occurred

 */

int crypto_ahash_import_core(struct ahash_request *req, const void *in);



/**

 * crypto_shash_export_core() - extract core state for message digest

 * @desc: reference to the operational state handle whose state is exported

 * @out: output buffer of sufficient size that can hold the hash state

 *

 * Export the hash state without the partial block buffer.

 *

 * Context: Softirq or process context.

 * Return: 0 if the export creation was successful; < 0 if an error occurred

 */

int crypto_shash_export_core(struct shash_desc *desc, void *out);



/**

 * crypto_shash_import_core() - import core state

 * @desc: reference to the operational state handle the state imported into

 * @in: buffer holding the state

 *

 * Import the hash state without the partial block buffer.

 *

 * Context: Softirq or process context.

 * Return: 0 if the import was successful; < 0 if an error occurred

 */

int crypto_shash_import_core(struct shash_desc *desc, const void *in);



#endif	/* _CRYPTO_INTERNAL_HASH_H */