1/*
2 * Copyright (C) 2016 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 ANDROID_HARDWARE_DRM_V1_0__CRYPTOPLUGIN_H
18#define ANDROID_HARDWARE_DRM_V1_0__CRYPTOPLUGIN_H
19
20#include <android/hidl/memory/1.0/IMemory.h>
21#include <android/hardware/drm/1.0/ICryptoPlugin.h>
22#include <hidl/Status.h>
23#include <media/hardware/CryptoAPI.h>
24
25namespace android {
26namespace hardware {
27namespace drm {
28namespace V1_0 {
29namespace implementation {
30
31using ::android::hardware::drm::V1_0::DestinationBuffer;
32using ::android::hardware::drm::V1_0::ICryptoPlugin;
33using ::android::hardware::drm::V1_0::Mode;
34using ::android::hardware::drm::V1_0::Pattern;
35using ::android::hardware::drm::V1_0::SubSample;
36using ::android::hardware::hidl_array;
37using ::android::hardware::hidl_string;
38using ::android::hardware::hidl_vec;
39using ::android::hardware::Return;
40using ::android::hardware::Void;
41using ::android::hidl::memory::V1_0::IMemory;
42using ::android::sp;
43
44struct CryptoPlugin : public ICryptoPlugin {
45    CryptoPlugin(android::CryptoPlugin *plugin) : mLegacyPlugin(plugin) {}
46
47    ~CryptoPlugin() {delete mLegacyPlugin;}
48
49    // Methods from ::android::hardware::drm::V1_0::ICryptoPlugin
50    // follow.
51
52    Return<bool> requiresSecureDecoderComponent(const hidl_string& mime)
53            override;
54
55    Return<void> notifyResolution(uint32_t width, uint32_t height) override;
56
57    Return<Status> setMediaDrmSession(const hidl_vec<uint8_t>& sessionId)
58            override;
59
60    Return<void> setSharedBufferBase(const ::android::hardware::hidl_memory& base,
61        uint32_t bufferId) override;
62
63    Return<void> decrypt(bool secure, const hidl_array<uint8_t, 16>& keyId,
64            const hidl_array<uint8_t, 16>& iv, Mode mode, const Pattern& pattern,
65            const hidl_vec<SubSample>& subSamples, const SharedBuffer& source,
66            uint64_t offset, const DestinationBuffer& destination,
67            decrypt_cb _hidl_cb) override;
68
69private:
70    android::CryptoPlugin *mLegacyPlugin;
71    std::map<uint32_t, sp<IMemory> > mSharedBufferMap;
72
73    CryptoPlugin() = delete;
74    CryptoPlugin(const CryptoPlugin &) = delete;
75    void operator=(const CryptoPlugin &) = delete;
76};
77
78}  // namespace implementation
79}  // namespace V1_0
80}  // namespace drm
81}  // namespace hardware
82}  // namespace android
83
84#endif  // ANDROID_HARDWARE_DRM_V1_0__CRYPTOPLUGIN_H
85