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_INIT_DATA_PARSER_H_
18 #define CLEARKEY_INIT_DATA_PARSER_H_
19 
20 #include <media/stagefright/foundation/ABase.h>
21 #include <utils/Errors.h>
22 #include <utils/String8.h>
23 #include <utils/Vector.h>
24 
25 namespace clearkeydrm {
26 
27 class InitDataParser {
28 public:
InitDataParser()29     InitDataParser() {}
30 
31     android::status_t parse(const android::Vector<uint8_t>& initData,
32             const android::String8& initDataType,
33             android::Vector<uint8_t>* licenseRequest);
34 
35 private:
36     DISALLOW_EVIL_CONSTRUCTORS(InitDataParser);
37 
38     android::status_t parsePssh(const android::Vector<uint8_t>& initData,
39             android::Vector<const uint8_t*>* keyIds);
40 
41     android::String8 generateRequest(
42             const android::Vector<const uint8_t*>& keyIds);
43 };
44 
45 } // namespace clearkeydrm
46 
47 #endif // CLEARKEY_INIT_DATA_PARSER_H_
48