Commit afddce13 authored by Herbert Xu's avatar Herbert Xu
Browse files

crypto: api - Add reqsize to crypto_alg 



Add a reqsize field to crypto_alg with the intention of replacing
the type-specific reqsize field currently used by ahash and acomp.

Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 6eed1e35

include/linux/crypto.h

+7 −0
Original line number Diff line number Diff line
@@ -276,6 +276,7 @@ struct cipher_alg { 
 *		   to the alignmask of the algorithm being used, in order to

 *		   avoid the API having to realign them.  Note: the alignmask is

 *		   not supported for hash algorithms and is always 0 for them.

 * @cra_reqsize: Size of the request context for this algorithm.

 * @cra_priority: Priority of this transformation implementation. In case

 *		  multiple transformations with same @cra_name are available to

 *		  the Crypto API, the kernel will use the one with highest
@@ -322,6 +323,7 @@ struct crypto_alg { 
	unsigned int cra_blocksize;

	unsigned int cra_ctxsize;

	unsigned int cra_alignmask;

	unsigned int cra_reqsize;



	int cra_priority;

	refcount_t cra_refcnt;
@@ -441,6 +443,11 @@ static inline unsigned int crypto_tfm_alg_alignmask(struct crypto_tfm *tfm) 
	return tfm->__crt_alg->cra_alignmask;

}



static inline unsigned int crypto_tfm_alg_reqsize(struct crypto_tfm *tfm)

{

	return tfm->__crt_alg->cra_reqsize;

}



static inline u32 crypto_tfm_get_flags(struct crypto_tfm *tfm)

{

	return tfm->crt_flags;