1 /*
2  * Copyright (C) 2014 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 CLEARKEY_UTILS_H_
18 #define CLEARKEY_UTILS_H_
19 
20 #include <string>
21 #include <utils/Vector.h>
22 
23 namespace android {
24 // Add a comparison operator for this Vector specialization so that it can be
25 // used as a key in a KeyedVector.
26 bool operator<(const Vector<uint8_t> &lhs, const Vector<uint8_t> &rhs);
27 
28 std::string ByteArrayToHexString(const uint8_t* in_buffer, size_t length);
29 
30 } // namespace android
31 
32 #define UNUSED(x) (void)(x);
33 
34 #endif // CLEARKEY_UTILS_H_
35