125 lines
3.6 KiB
C++
125 lines
3.6 KiB
C++
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef CLEARKEY_CRYPTO_PLUGIN_H_
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#define CLEARKEY_CRYPTO_PLUGIN_H_
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#include <android/hardware/drm/1.4/ICryptoPlugin.h>
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#include <android/hidl/memory/1.0/IMemory.h>
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#include <mutex>
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#include "ClearKeyTypes.h"
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#include "Session.h"
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#include "Utils.h"
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namespace {
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static const size_t KEY_ID_SIZE = 16;
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static const size_t KEY_IV_SIZE = 16;
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}
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namespace android {
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namespace hardware {
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namespace drm {
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namespace V1_4 {
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namespace clearkey {
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namespace drm = ::android::hardware::drm;
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using drm::V1_0::DestinationBuffer;
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using drm::V1_0::Mode;
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using drm::V1_0::Pattern;
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using drm::V1_0::SharedBuffer;
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using drm::V1_0::Status;
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using drm::V1_0::SubSample;
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using ::android::hardware::hidl_array;
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using ::android::hardware::hidl_memory;
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using ::android::hardware::hidl_string;
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using ::android::hardware::hidl_vec;
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using ::android::hardware::Return;
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using ::android::hardware::Void;
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using ::android::hidl::memory::V1_0::IMemory;
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using ::android::sp;
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typedef drm::V1_2::Status Status_V1_2;
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struct CryptoPlugin : public drm::V1_4::ICryptoPlugin {
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explicit CryptoPlugin(const hidl_vec<uint8_t>& sessionId) {
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mInitStatus = setMediaDrmSession(sessionId);
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}
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virtual ~CryptoPlugin() {}
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Return<bool> requiresSecureDecoderComponent(const hidl_string& mime) {
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UNUSED(mime);
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return false;
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}
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Return<void> notifyResolution(uint32_t width, uint32_t height) {
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UNUSED(width);
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UNUSED(height);
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return Void();
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}
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Return<void> decrypt(
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bool secure,
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const hidl_array<uint8_t, KEY_ID_SIZE>& keyId,
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const hidl_array<uint8_t, KEY_IV_SIZE>& iv,
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Mode mode,
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const Pattern& pattern,
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const hidl_vec<SubSample>& subSamples,
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const SharedBuffer& source,
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uint64_t offset,
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const DestinationBuffer& destination,
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decrypt_cb _hidl_cb);
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Return<void> decrypt_1_2(
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bool secure,
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const hidl_array<uint8_t, KEY_ID_SIZE>& keyId,
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const hidl_array<uint8_t, KEY_IV_SIZE>& iv,
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Mode mode,
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const Pattern& pattern,
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const hidl_vec<SubSample>& subSamples,
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const SharedBuffer& source,
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uint64_t offset,
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const DestinationBuffer& destination,
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decrypt_1_2_cb _hidl_cb) NO_THREAD_SAFETY_ANALYSIS; // use unique_lock
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Return<void> setSharedBufferBase(const hidl_memory& base,
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uint32_t bufferId);
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Return<Status> setMediaDrmSession(const hidl_vec<uint8_t>& sessionId);
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Return<Status> getInitStatus() const { return mInitStatus; }
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Return<void> getLogMessages(
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getLogMessages_cb _hidl_cb);
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private:
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CLEARKEY_DISALLOW_COPY_AND_ASSIGN(CryptoPlugin);
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std::mutex mSharedBufferLock;
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std::map<uint32_t, sp<IMemory>> mSharedBufferMap GUARDED_BY(mSharedBufferLock);
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sp<Session> mSession;
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Status mInitStatus;
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};
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} // namespace clearkey
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} // namespace V1_4
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} // namespace drm
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} // namespace hardware
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} // namespace android
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#endif // CLEARKEY_CRYPTO_PLUGIN_H_
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