Now that type-safe init/exit functions exist, they often need
to access the underlying aead_instance. So this patch adds the
helper aead_alg_instance to access aead_instance from a crypto_aead
object.
Signed-off-by: Herbert Xu <herb...@gondor.apana.org.au>
---
include/crypto/internal/aead.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/crypto/internal/aead.h b/include/crypto/internal/aead.h
index 4137330..f068d74 100644
--- a/include/crypto/internal/aead.h
+++ b/include/crypto/internal/aead.h
@@ -52,6 +52,11 @@ static inline struct aead_instance *aead_instance(struct
crypto_instance *inst)
return container_of(&inst->alg, struct aead_instance, alg.base);
}
+static inline struct aead_instance *aead_alg_instance(struct crypto_aead *aead)
+{
+ return aead_instance(crypto_aead_alg_instance(aead));
+}
+
static inline void *aead_instance_ctx(struct aead_instance *inst)
{
return crypto_instance_ctx(aead_crypto_instance(inst));
--
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