1 files changed, 80 insertions, 0 deletions

diff --git a/include/crypto/internal/aead.h b/include/crypto/internal/aead.h
new file mode 100644
index 000000000000..d838c945575a
--- /dev/null
+++ b/include/crypto/internal/aead.h
@@ -0,0 +1,80 @@
+/*
+ * AEAD: Authenticated Encryption with Associated Data
+ * 
+ * Copyright (c) 2007 Herbert Xu <herbert@gondor.apana.org.au>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option) 
+ * any later version.
+ *
+ */
+
+#ifndef _CRYPTO_INTERNAL_AEAD_H
+#define _CRYPTO_INTERNAL_AEAD_H
+
+#include <crypto/aead.h>
+#include <crypto/algapi.h>
+#include <linux/types.h>
+
+struct rtattr;
+
+struct crypto_aead_spawn {
+        struct crypto_spawn base;
+};
+
+extern const struct crypto_type crypto_nivaead_type;
+
+static inline void crypto_set_aead_spawn(
+        struct crypto_aead_spawn *spawn, struct crypto_instance *inst)
+{
+        crypto_set_spawn(&spawn->base, inst);
+}
+
+int crypto_grab_aead(struct crypto_aead_spawn *spawn, const char *name,
+                     u32 type, u32 mask);
+
+static inline void crypto_drop_aead(struct crypto_aead_spawn *spawn)
+{
+        crypto_drop_spawn(&spawn->base);
+}
+
+static inline struct crypto_alg *crypto_aead_spawn_alg(
+        struct crypto_aead_spawn *spawn)
+{
+        return spawn->base.alg;
+}
+
+static inline struct crypto_aead *crypto_spawn_aead(
+        struct crypto_aead_spawn *spawn)
+{
+        return __crypto_aead_cast(
+                crypto_spawn_tfm(&spawn->base, CRYPTO_ALG_TYPE_AEAD,
+                                 CRYPTO_ALG_TYPE_MASK));
+}
+
+struct crypto_instance *aead_geniv_alloc(struct crypto_template *tmpl,
+                                         struct rtattr **tb, u32 type,
+                                         u32 mask);
+void aead_geniv_free(struct crypto_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 crypto_aead_crt(geniv)->base;
+}
+
+static inline void *aead_givcrypt_reqctx(struct aead_givcrypt_request *req)
+{
+        return aead_request_ctx(&req->areq);
+}
+
+static inline void aead_givcrypt_complete(struct aead_givcrypt_request *req,
+                                          int err)
+{
+        aead_request_complete(&req->areq, err);
+}
+
+#endif  /* _CRYPTO_INTERNAL_AEAD_H */
+