From 524e56c31a6fe21e6f6f543360359e7a97dfabfb Mon Sep 17 00:00:00 2001 From: Herbert Xu Date: Mon, 19 Oct 2015 09:37:41 +0800 Subject: crypto: ahash - Add crypto_ahash_blocksize This patch adds the missing helper crypto_ahash_blocksize which returns the block size of an ahash algorithm. Signed-off-by: Herbert Xu --- include/crypto/hash.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'include/crypto') diff --git a/include/crypto/hash.h b/include/crypto/hash.h index 8e920b44c0ac..3d69c93d50e8 100644 --- a/include/crypto/hash.h +++ b/include/crypto/hash.h @@ -264,6 +264,20 @@ static inline unsigned int crypto_ahash_alignmask( return crypto_tfm_alg_alignmask(crypto_ahash_tfm(tfm)); } +/** + * crypto_ahash_blocksize() - obtain block size for cipher + * @tfm: cipher handle + * + * The block size for the message digest cipher referenced with the cipher + * handle is returned. + * + * Return: block size of cipher + */ +static inline unsigned int crypto_ahash_blocksize(struct crypto_ahash *tfm) +{ + return crypto_tfm_alg_blocksize(crypto_ahash_tfm(tfm)); +} + static inline struct hash_alg_common *__crypto_hash_alg_common( struct crypto_alg *alg) { -- cgit v1.2.3