From 47fd6eb8c6eda430b66de3cc2ac25499edb09c85 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niels=20M=C3=B6ller?= <nisse@lysator.liu.se>
Date: Tue, 25 Jun 2013 22:35:05 +0200
Subject: New interface for AES-256. Also deleted old aes-meta.c.

---
 aes256-meta.c | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 aes256-meta.c

(limited to 'aes256-meta.c')

diff --git a/aes256-meta.c b/aes256-meta.c
new file mode 100644
index 00000000..197441e0
--- /dev/null
+++ b/aes256-meta.c
@@ -0,0 +1,57 @@
+/* aes256-meta.c */
+
+/* nettle, low-level cryptographics library
+ *
+ * Copyright (C) 2013 Niels Möller
+ *  
+ * The nettle library is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or (at your
+ * option) any later version.
+ * 
+ * The nettle library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
+ * License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with the nettle library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02111-1301, USA.
+ */
+
+#if HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <assert.h>
+
+#include "nettle-meta.h"
+
+#include "aes.h"
+
+static nettle_set_key_func aes256_set_encrypt_key_wrapper;
+static nettle_set_key_func aes256_set_decrypt_key_wrapper;
+
+static void
+aes256_set_encrypt_key_wrapper (void *ctx, size_t length, const uint8_t *key)
+{
+  assert (length == AES256_KEY_SIZE);
+  aes256_set_encrypt_key (ctx, key);
+}
+
+static void
+aes256_set_decrypt_key_wrapper (void *ctx, size_t length, const uint8_t *key)
+{
+  assert (length == AES256_KEY_SIZE);
+  aes256_set_decrypt_key (ctx, key);
+}
+
+const struct nettle_cipher nettle_aes256 =
+  { "aes256", sizeof(struct aes256_ctx),
+    AES_BLOCK_SIZE, AES256_KEY_SIZE,
+    aes256_set_encrypt_key_wrapper,
+    aes256_set_decrypt_key_wrapper,
+    (nettle_crypt_func *) aes256_encrypt,
+    (nettle_crypt_func *) aes256_decrypt
+  };
-- 
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