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author | 2017-01-26 16:33:00 +0100 | |
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committer | 2017-02-03 18:16:11 +0800 | |
commit | 379d972b81151b811ab769db5ab8da9c71bbfb00 (patch) | |
tree | a7d06c3ee62729cd191f76e22179b07707e1aadb /include/crypto | |
parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 (diff) | |
download | linux-379d972b81151b811ab769db5ab8da9c71bbfb00.tar.gz linux-379d972b81151b811ab769db5ab8da9c71bbfb00.tar.bz2 linux-379d972b81151b811ab769db5ab8da9c71bbfb00.zip |
crypto: doc - Fix hash export state information
The documentation states that crypto_ahash_reqsize() provides the size
of the state structure used by crypto_ahash_export(). But it's actually
crypto_ahash_statesize() which provides this size.
Signed-off-by: Rabin Vincent <rabinv@axis.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/crypto')
-rw-r--r-- | include/crypto/hash.h | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/include/crypto/hash.h b/include/crypto/hash.h index 216a2b876147..b5727bcd2336 100644 --- a/include/crypto/hash.h +++ b/include/crypto/hash.h @@ -329,6 +329,16 @@ static inline unsigned int crypto_ahash_digestsize(struct crypto_ahash *tfm) return crypto_hash_alg_common(tfm)->digestsize; } +/** + * crypto_ahash_statesize() - obtain size of the ahash state + * @tfm: cipher handle + * + * Return the size of the ahash state. With the crypto_ahash_export() + * function, the caller can export the state into a buffer whose size is + * defined with this function. + * + * Return: size of the ahash state + */ static inline unsigned int crypto_ahash_statesize(struct crypto_ahash *tfm) { return crypto_hash_alg_common(tfm)->statesize; @@ -369,11 +379,7 @@ static inline struct crypto_ahash *crypto_ahash_reqtfm( * crypto_ahash_reqsize() - obtain size of the request data structure * @tfm: cipher handle * - * Return the size of the ahash state size. With the crypto_ahash_export - * function, the caller can export the state into a buffer whose size is - * defined with this function. - * - * Return: size of the ahash state + * Return: size of the request data */ static inline unsigned int crypto_ahash_reqsize(struct crypto_ahash *tfm) { @@ -453,7 +459,7 @@ int crypto_ahash_digest(struct ahash_request *req); * * This function exports the hash state of the ahash_request handle into the * caller-allocated output buffer out which must have sufficient size (e.g. by - * calling crypto_ahash_reqsize). + * calling crypto_ahash_statesize()). * * Return: 0 if the export was successful; < 0 if an error occurred */ |