1fdbd3cd2c
Merged from http://go/wvgerrit/163639 Bug: 253271674 Test: Google TV Test: atest MediaDrmParameterizedTests Test: atest DrmSessionManagerTest Change-Id: I9f0e83774d405466a389d2fd90d693830682dde4
94 lines
2.7 KiB
C++
94 lines
2.7 KiB
C++
//
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// Copyright 2021 Google LLC. All Rights Reserved. This file and proprietary
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// source code may only be used and distributed under the Widevine License
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// Agreement.
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//
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#ifndef WV_CRYPTO_PLUGIN_H_
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#define WV_CRYPTO_PLUGIN_H_
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#include <aidl/android/hardware/common/Ashmem.h>
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#include <aidl/android/hardware/drm/BnCryptoPlugin.h>
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#include <aidl/android/hardware/drm/Status.h>
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#include <android-base/thread_annotations.h>
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#include <mutex>
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#include "WVTypes.h"
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#include "log.h"
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#include "wv_content_decryption_module.h"
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namespace wvdrm {
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namespace hardware {
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namespace drm {
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namespace widevine {
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class SharedBufferBase {
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public:
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SharedBufferBase(const ::aidl::android::hardware::drm::SharedBuffer& mem);
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~SharedBufferBase();
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uint8_t* base() const { return mBase; }
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int64_t size() const { return mSize; }
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void set_base(uint8_t* base) { mBase = base; }
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void set_size(uint64_t size) { mSize = size; }
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private:
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uint8_t* mBase;
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int64_t mSize;
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};
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class WVCryptoPlugin : public ::aidl::android::hardware::drm::BnCryptoPlugin {
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public:
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WVCryptoPlugin(const void* data, size_t size,
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const ::android::sp<wvcdm::WvContentDecryptionModule>& cdm);
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virtual ~WVCryptoPlugin();
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::ndk::ScopedAStatus requiresSecureDecoderComponent(
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const std::string& in_mime, bool* _aidl_return) override;
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::ndk::ScopedAStatus notifyResolution(int32_t in_width,
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int32_t in_height) override;
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::ndk::ScopedAStatus setMediaDrmSession(
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const std::vector<uint8_t>& in_sessionId) override;
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::ndk::ScopedAStatus setSharedBufferBase(
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const ::aidl::android::hardware::drm::SharedBuffer& in_base) override;
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::ndk::ScopedAStatus decrypt(
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const ::aidl::android::hardware::drm::DecryptArgs& in_args,
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int32_t* _aidl_return) override;
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::ndk::ScopedAStatus getLogMessages(
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std::vector<::aidl::android::hardware::drm::LogMessage>* _aidl_return)
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override;
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private:
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WVDRM_DISALLOW_COPY_AND_ASSIGN_AND_NEW(WVCryptoPlugin);
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// List this field first so it is destructed last; ensure logging uid
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// is cleared right before plugin is destructed.
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wvutil::LoggingUidSetter mLoggingUidSetter;
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wvcdm::CdmSessionId mSessionId;
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std::map<uint32_t, std::shared_ptr<SharedBufferBase>> mSharedBufferMap
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GUARDED_BY(mSharedBufferLock);
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::android::sp<wvcdm::WvContentDecryptionModule> const mCDM;
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uint32_t mUserId;
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::ndk::SpAIBinder createBinder() override;
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::wvdrm::WvStatus attemptDecrypt(
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const wvcdm::CdmDecryptionParametersV16& params,
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bool haveEncryptedSubsamples, std::string* errorDetailMsg);
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std::mutex mSharedBufferLock;
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};
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} // namespace widevine
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} // namespace drm
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} // namespace hardware
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} // namespace wvdrm
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#endif // WV_CRYPTO_PLUGIN_H_
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