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author | Herbert Xu <herbert@gondor.apana.org.au> | 2016-01-11 21:26:50 +0800 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-01-18 18:16:12 +0800 |
commit | a1383cd86a062fc798899ab20f0ec2116cce39cb (patch) | |
tree | 711b5f639bccdbc457c5463ac209f0337dba82b8 /include | |
parent | 6de62f15b581f920ade22d758f4c338311c2f0d4 (diff) | |
download | linux-a1383cd86a062fc798899ab20f0ec2116cce39cb.tar.gz linux-a1383cd86a062fc798899ab20f0ec2116cce39cb.tar.bz2 linux-a1383cd86a062fc798899ab20f0ec2116cce39cb.zip |
crypto: skcipher - Add crypto_skcipher_has_setkey
This patch adds a way for skcipher users to determine whether a key
is required by a transform.
Cc: stable@vger.kernel.org
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include')
-rw-r--r-- | include/crypto/skcipher.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/crypto/skcipher.h b/include/crypto/skcipher.h index d8dd41fb034f..fd8742a40ff3 100644 --- a/include/crypto/skcipher.h +++ b/include/crypto/skcipher.h @@ -61,6 +61,8 @@ struct crypto_skcipher { unsigned int ivsize; unsigned int reqsize; + bool has_setkey; + struct crypto_tfm base; }; @@ -305,6 +307,11 @@ static inline int crypto_skcipher_setkey(struct crypto_skcipher *tfm, return tfm->setkey(tfm, key, keylen); } +static inline bool crypto_skcipher_has_setkey(struct crypto_skcipher *tfm) +{ + return tfm->has_setkey; +} + /** * crypto_skcipher_reqtfm() - obtain cipher handle from request * @req: skcipher_request out of which the cipher handle is to be obtained |