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 //#define LOG_NDEBUG 0
18 #define LOG_TAG "ClearKeyDrmFactory"
19 #include <utils/Log.h>
20 
21 #include <utils/Errors.h>
22 
23 #include "DrmFactory.h"
24 
25 #include "DrmPlugin.h"
26 #include "ClearKeyUUID.h"
27 #include "MimeType.h"
28 #include "SessionLibrary.h"
29 
30 namespace clearkeydrm {
31 
isCryptoSchemeSupported(const uint8_t uuid[16])32 bool DrmFactory::isCryptoSchemeSupported(const uint8_t uuid[16]) {
33     return isClearKeyUUID(uuid);
34 }
35 
isContentTypeSupported(const android::String8 & type)36 bool DrmFactory::isContentTypeSupported(const android::String8 &type) {
37     // This should match the types handed by InitDataParser.
38     return type == kIsoBmffVideoMimeType ||
39         type == kIsoBmffAudioMimeType ||
40         type == kCencInitDataFormat ||
41         type == kWebmVideoMimeType ||
42         type == kWebmAudioMimeType ||
43         type == kWebmInitDataFormat;
44 }
45 
createDrmPlugin(const uint8_t uuid[16],android::DrmPlugin ** plugin)46 android::status_t DrmFactory::createDrmPlugin(
47         const uint8_t uuid[16],
48         android::DrmPlugin** plugin) {
49     if (!isCryptoSchemeSupported(uuid)) {
50         *plugin = NULL;
51         return android::BAD_VALUE;
52     }
53 
54     *plugin = new DrmPlugin(SessionLibrary::get());
55     return android::OK;
56 }
57 
58 } // namespace clearkeydrm
59