crypto: aead - Add type-safe geniv init/exit helpers

This patch adds the helpers aead_init_geniv and aead_exit_geniv
which are type-safe and intended the replace the existing geniv
init/exit helpers.

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

2 files changed, 11 insertions, 6 deletions

diff --git a/include/crypto/internal/aead.h b/include/crypto/internal/aead.h
index a292e960fb33..49f3179b8a17 100644
--- a/include/crypto/internal/aead.h
+++ b/include/crypto/internal/aead.h
@@ -123,12 +123,6 @@ static inline struct crypto_aead *crypto_spawn_aead(
 	return crypto_spawn_tfm2(&spawn->base);
 }
 
-struct aead_instance *aead_geniv_alloc(struct crypto_template *tmpl,
-				       struct rtattr **tb, u32 type, u32 mask);
-void aead_geniv_free(struct aead_instance *inst);
-int aead_geniv_init(struct crypto_tfm *tfm);
-void aead_geniv_exit(struct crypto_tfm *tfm);
-
 static inline struct crypto_aead *aead_geniv_base(struct crypto_aead *geniv)
 {
 	return geniv->child;
diff --git a/include/crypto/internal/geniv.h b/include/crypto/internal/geniv.h
index 9ca9b871aba5..b9c55bef7b6d 100644
--- a/include/crypto/internal/geniv.h
+++ b/include/crypto/internal/geniv.h
@@ -15,10 +15,21 @@
 
 #include <crypto/internal/aead.h>
 #include <linux/spinlock.h>
+#include <linux/types.h>
 
 struct aead_geniv_ctx {
 	spinlock_t lock;
 	struct crypto_aead *child;
+	struct crypto_blkcipher *null;
+	u8 salt[] __attribute__ ((aligned(__alignof__(u32))));
 };
 
+struct aead_instance *aead_geniv_alloc(struct crypto_template *tmpl,
+				       struct rtattr **tb, u32 type, u32 mask);
+void aead_geniv_free(struct aead_instance *inst);
+int aead_geniv_init(struct crypto_tfm *tfm);
+void aead_geniv_exit(struct crypto_tfm *tfm);
+int aead_init_geniv(struct crypto_aead *tfm);
+void aead_exit_geniv(struct crypto_aead *tfm);
+
 #endif	/* _CRYPTO_INTERNAL_GENIV_H */