Signed-off-by: Steffen Klassert <steffen.klassert@xxxxxxxxxxx>
---
crypto/ablkcipher.c | 29 +++++++++++++++++++++++++++++
include/linux/cryptouser.h | 1 +
2 files changed, 30 insertions(+), 0 deletions(-)
diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c
index d9b6717..c19d14b 100644
--- a/crypto/ablkcipher.c
+++ b/crypto/ablkcipher.c
@@ -463,6 +463,32 @@ static int crypto_init_givcipher_ops(struct crypto_tfm *tfm, u32 type,
return 0;
}
+static int crypto_givcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
+ __attribute__ ((unused));
+static int crypto_givcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
+{
+ struct crypto_report_ablkcipher rablkcipher;
+
+ snprintf(rablkcipher.type, CRYPTO_MAX_ALG_NAME, "%s", "givcipher");
+ snprintf(rablkcipher.geniv, CRYPTO_MAX_ALG_NAME, "%s",
+ alg->cra_ablkcipher.geniv ?: "<built-in>");
+ snprintf(rablkcipher.async, CRYPTO_MAX_ALG_NAME, "%s",
+ alg->cra_flags & CRYPTO_ALG_ASYNC ? "yes" : "no");
+
+ rablkcipher.blocksize = alg->cra_blocksize;
+ rablkcipher.min_keysize = alg->cra_ablkcipher.min_keysize;
+ rablkcipher.max_keysize = alg->cra_ablkcipher.max_keysize;
+ rablkcipher.ivsize = alg->cra_ablkcipher.ivsize;
+
+ NLA_PUT(skb, CRYPTOCFGA_REPORT_GIVCIPHER,
+ sizeof(struct crypto_report_ablkcipher), &rablkcipher);
+
+ return 0;
+
+nla_put_failure:
+ return -EMSGSIZE;
+}
+
static void crypto_givcipher_show(struct seq_file *m, struct crypto_alg *alg)
__attribute__ ((unused));
static void crypto_givcipher_show(struct seq_file *m, struct crypto_alg *alg)
@@ -485,6 +511,9 @@ const struct crypto_type crypto_givcipher_type = {
#ifdef CONFIG_PROC_FS
.show = crypto_givcipher_show,
#endif
+#ifdef CONFIG_CRYPTO_USER
+ .report = crypto_givcipher_report,
+#endif
};
EXPORT_SYMBOL_GPL(crypto_givcipher_type);
diff --git a/include/linux/cryptouser.h b/include/linux/cryptouser.h
index 8440966..e2c76f7 100644
--- a/include/linux/cryptouser.h
+++ b/include/linux/cryptouser.h
@@ -39,6 +39,7 @@ enum crypto_attr_type_t {
CRYPTOCFGA_REPORT_AHASH, /* struct crypto_report_ahash */
CRYPTOCFGA_REPORT_BLKCIPHER, /* struct crypto_report_blkcipher */
CRYPTOCFGA_REPORT_ABLKCIPHER, /* struct crypto_report_ablkcipher */
+ CRYPTOCFGA_REPORT_GIVCIPHER, /* struct crypto_report_ablkcipher */
__CRYPTOCFGA_MAX
#define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1)
--
1.7.0.4
--
To unsubscribe from this list: send the line "unsubscribe linux-crypto" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
