From 0f82a6698af65f3786fb597636d09f25fbcc49de Mon Sep 17 00:00:00 2001
From: Paul Kehrer <paul.l.kehrer@gmail.com>
Date: Wed, 22 Jan 2014 10:04:41 -0600
Subject: support for aes keywrap (RFC 3394) in the bindings

---
 cryptography/hazmat/bindings/openssl/aes.py     | 40 +++++++++++++++++++++++++
 cryptography/hazmat/bindings/openssl/binding.py |  1 +
 2 files changed, 41 insertions(+)
 create mode 100644 cryptography/hazmat/bindings/openssl/aes.py

diff --git a/cryptography/hazmat/bindings/openssl/aes.py b/cryptography/hazmat/bindings/openssl/aes.py
new file mode 100644
index 00000000..6cbcd577
--- /dev/null
+++ b/cryptography/hazmat/bindings/openssl/aes.py
@@ -0,0 +1,40 @@
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+INCLUDES = """
+#include <openssl/aes.h>
+"""
+
+TYPES = """
+struct aes_key_st {
+    ...;
+};
+typedef struct aes_key_st AES_KEY;
+"""
+
+FUNCTIONS = """
+int AES_set_encrypt_key(const unsigned char *, const int, AES_KEY *);
+int AES_set_decrypt_key(const unsigned char *, const int, AES_KEY *);
+int AES_wrap_key(AES_KEY *, const unsigned char *, unsigned char *,
+                 const unsigned char *, unsigned int);
+int AES_unwrap_key(AES_KEY *, const unsigned char *, unsigned char *,
+                   const unsigned char *, unsigned int);
+"""
+
+MACROS = """
+"""
+
+CUSTOMIZATIONS = """
+"""
+
+CONDITIONAL_NAMES = {}
diff --git a/cryptography/hazmat/bindings/openssl/binding.py b/cryptography/hazmat/bindings/openssl/binding.py
index 88299d14..4dedd816 100644
--- a/cryptography/hazmat/bindings/openssl/binding.py
+++ b/cryptography/hazmat/bindings/openssl/binding.py
@@ -41,6 +41,7 @@ class Binding(object):
     """
     _module_prefix = "cryptography.hazmat.bindings.openssl."
     _modules = [
+        "aes",
         "asn1",
         "bignum",
         "bio",
-- 
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