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crypto: Add userspace report for givcipher type algorithms

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Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Steffen Klassert 2011-09-27 07:43:24 +02:00 committed by Herbert Xu
parent 29ffc87640
commit 3e29c1095a
1 changed files with 23 additions and 0 deletions
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23
crypto/ablkcipher.c
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@ -457,6 +457,28 @@ static int crypto_init_givcipher_ops(struct crypto_tfm *tfm, u32 type,
return 0; return 0;
} }
static int crypto_givcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
{
struct crypto_report_blkcipher rblkcipher;
snprintf(rblkcipher.type, CRYPTO_MAX_ALG_NAME, "%s", "givcipher");
snprintf(rblkcipher.geniv, CRYPTO_MAX_ALG_NAME, "%s",
alg->cra_ablkcipher.geniv ?: "<built-in>");
rblkcipher.blocksize = alg->cra_blocksize;
rblkcipher.min_keysize = alg->cra_ablkcipher.min_keysize;
rblkcipher.max_keysize = alg->cra_ablkcipher.max_keysize;
rblkcipher.ivsize = alg->cra_ablkcipher.ivsize;
NLA_PUT(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
sizeof(struct crypto_report_blkcipher), &rblkcipher);
return 0;
nla_put_failure:
return -EMSGSIZE;
}
static void crypto_givcipher_show(struct seq_file *m, struct crypto_alg *alg) static void crypto_givcipher_show(struct seq_file *m, struct crypto_alg *alg)
__attribute__ ((unused)); __attribute__ ((unused));
static void crypto_givcipher_show(struct seq_file *m, struct crypto_alg *alg) static void crypto_givcipher_show(struct seq_file *m, struct crypto_alg *alg)
@ -479,6 +501,7 @@ const struct crypto_type crypto_givcipher_type = {
#ifdef CONFIG_PROC_FS #ifdef CONFIG_PROC_FS
.show = crypto_givcipher_show, .show = crypto_givcipher_show,
#endif #endif
.report = crypto_givcipher_report,
}; };
EXPORT_SYMBOL_GPL(crypto_givcipher_type); EXPORT_SYMBOL_GPL(crypto_givcipher_type);