crypto: hash - Add helpers to return alg and driver names

This patch adds helpers to retrieve the alg name and driver name
of crypto_shash and crypto_ahash objects.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/include/crypto/hash.h b/include/crypto/hash.h
index f855efa..1969f14 100644 (file)
--- a/include/crypto/hash.h
+++ b/include/crypto/hash.h
@@ -272,6 +272,16 @@ static inline void crypto_free_ahash(struct crypto_ahash *tfm)
  */
 int crypto_has_ahash(const char *alg_name, u32 type, u32 mask);
 
+static inline const char *crypto_ahash_alg_name(struct crypto_ahash *tfm)
+{
+       return crypto_tfm_alg_name(crypto_ahash_tfm(tfm));
+}
+
+static inline const char *crypto_ahash_driver_name(struct crypto_ahash *tfm)
+{
+       return crypto_tfm_alg_driver_name(crypto_ahash_tfm(tfm));
+}
+
 static inline unsigned int crypto_ahash_alignmask(
        struct crypto_ahash *tfm)
 {
@@ -676,6 +686,16 @@ static inline void crypto_free_shash(struct crypto_shash *tfm)
        crypto_destroy_tfm(tfm, crypto_shash_tfm(tfm));
 }
 
+static inline const char *crypto_shash_alg_name(struct crypto_shash *tfm)
+{
+       return crypto_tfm_alg_name(crypto_shash_tfm(tfm));
+}
+
+static inline const char *crypto_shash_driver_name(struct crypto_shash *tfm)
+{
+       return crypto_tfm_alg_driver_name(crypto_shash_tfm(tfm));
+}
+
 static inline unsigned int crypto_shash_alignmask(
        struct crypto_shash *tfm)
 {