diff options
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 | b8adebe5e58c2f6532fe82b382feeeeb3c01da2e (patch) | |
tree | 865826096416ccf11dab57156ef2dc3cca09cbab /crypto | |
parent | af44f48c34c04fd549fa71de3e430f298f1484f5 (diff) | |
download | linux-crypto-b8adebe5e58c2f6532fe82b382feeeeb3c01da2e.tar.gz linux-crypto-b8adebe5e58c2f6532fe82b382feeeeb3c01da2e.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 '')
-rw-r--r-- | crypto/skcipher.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/crypto/skcipher.c b/crypto/skcipher.c index 7591928b..d199c0b1 100644 --- a/crypto/skcipher.c +++ b/crypto/skcipher.c @@ -118,6 +118,7 @@ static int crypto_init_skcipher_ops_blkcipher(struct crypto_tfm *tfm) skcipher->decrypt = skcipher_decrypt_blkcipher; skcipher->ivsize = crypto_blkcipher_ivsize(blkcipher); + skcipher->has_setkey = calg->cra_blkcipher.max_keysize; return 0; } @@ -210,6 +211,7 @@ static int crypto_init_skcipher_ops_ablkcipher(struct crypto_tfm *tfm) skcipher->ivsize = crypto_ablkcipher_ivsize(ablkcipher); skcipher->reqsize = crypto_ablkcipher_reqsize(ablkcipher) + sizeof(struct ablkcipher_request); + skcipher->has_setkey = calg->cra_ablkcipher.max_keysize; return 0; } |