crypto: skcipher - Add helper to retrieve driver name
This patch adds the helper crypto_skcipher_driver_name which returns
the driver name of the alg object for a given tfm. This is needed by
ecryptfs.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/include/crypto/skcipher.h b/include/crypto/skcipher.h
index f7a03a1..5bb7056 100644
--- a/include/crypto/skcipher.h
+++ b/include/crypto/skcipher.h
@@ -231,6 +231,12 @@
crypto_skcipher_mask(mask));
}
+static inline const char *crypto_skcipher_driver_name(
+ struct crypto_skcipher *tfm)
+{
+ return crypto_tfm_alg_name(crypto_skcipher_tfm(tfm));
+}
+
/**
* crypto_skcipher_ivsize() - obtain IV size
* @tfm: cipher handle