1/*
2 * Copyright 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef SYSTEM_KEYMASTER_AUTH_ENCRYPTED_KEY_BLOB_H_
18#define SYSTEM_KEYMASTER_AUTH_ENCRYPTED_KEY_BLOB_H_
19
20#include <hardware/keymaster_defs.h>
21
22namespace keymaster {
23
24class AuthorizationSet;
25class Buffer;
26struct KeymasterKeyBlob;
27
28keymaster_error_t SerializeAuthEncryptedBlob(const KeymasterKeyBlob& encrypted_key_material,
29                                             const AuthorizationSet& hw_enforced,
30                                             const AuthorizationSet& sw_enforced,
31                                             const Buffer& nonce, const Buffer& tag,
32                                             KeymasterKeyBlob* key_blob);
33
34keymaster_error_t DeserializeAuthEncryptedBlob(const KeymasterKeyBlob& key_blob,
35                                               KeymasterKeyBlob* encrypted_key_material,
36                                               AuthorizationSet* hw_enforced,
37                                               AuthorizationSet* sw_enforced, Buffer* nonce,
38                                               Buffer* tag);
39
40}  // namespace keymaster
41
42#endif  // SYSTEM_KEYMASTER_AUTH_ENCRYPTED_KEY_BLOB_H_
43