crypto: skcipher - Add new helper function crypto_skcipher_tested

Add a new helper function crypto_skcipher_tested() which evaluates
the CRYPTO_ALG_TESTED flag from the tfm base cra_flags field.

Signed-off-by: Harald Freudenberger <freude@linux.ibm.com>
Reviewed-by: Holger Dengler <dengler@linux.ibm.com>
Reviewed-by: Ingo Franzki <ifranzki@linux.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 7 insertions, 0 deletions

diff --git a/include/crypto/internal/skcipher.h b/include/crypto/internal/skcipher.h
index 0cad8e7364c8..a965b6aabf61 100644
--- a/include/crypto/internal/skcipher.h
+++ b/include/crypto/internal/skcipher.h
@@ -242,6 +242,13 @@ static inline void *crypto_skcipher_ctx_dma(struct crypto_skcipher *tfm)
 	return crypto_tfm_ctx_dma(&tfm->base);
 }
 
+static inline bool crypto_skcipher_tested(struct crypto_skcipher *tfm)
+{
+	struct crypto_tfm *tfm_base = crypto_skcipher_tfm(tfm);
+
+	return tfm_base->__crt_alg->cra_flags & CRYPTO_ALG_TESTED;
+}
+
 static inline void *skcipher_request_ctx(struct skcipher_request *req)
 {
 	return req->__ctx;