Commit 8d18e34c authored by Herbert Xu's avatar Herbert Xu
Browse files

crypto: hash - Add crypto_has_ahash helper

This patch adds the helper crypto_has_ahash which should replace
Signed-off-by: default avatarHerbert Xu <>
parent f2aefdab
......@@ -542,6 +542,12 @@ struct crypto_ahash *crypto_alloc_ahash(const char *alg_name, u32 type,
int crypto_has_ahash(const char *alg_name, u32 type, u32 mask)
return crypto_type_has_alg(alg_name, &crypto_ahash_type, type, mask);
static int ahash_prepare_alg(struct ahash_alg *alg)
struct crypto_alg *base = &alg->halg.base;
......@@ -260,6 +260,18 @@ static inline void crypto_free_ahash(struct crypto_ahash *tfm)
crypto_destroy_tfm(tfm, crypto_ahash_tfm(tfm));
* crypto_has_ahash() - Search for the availability of an ahash.
* @alg_name: is the cra_name / name or cra_driver_name / driver name of the
* ahash
* @type: specifies the type of the ahash
* @mask: specifies the mask for the ahash
* Return: true when the ahash is known to the kernel crypto API; false
* otherwise
int crypto_has_ahash(const char *alg_name, u32 type, u32 mask);
static inline unsigned int crypto_ahash_alignmask(
struct crypto_ahash *tfm)
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