зеркало из https://github.com/mozilla/gecko-dev.git
119 строки
3.2 KiB
C++
119 строки
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GMPStorageChild_h_
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#define GMPStorageChild_h_
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#include "mozilla/gmp/PGMPStorageChild.h"
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#include "gmp-storage.h"
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#include "nsTHashtable.h"
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#include "nsRefPtrHashtable.h"
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#include "gmp-platform.h"
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#include <queue>
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namespace mozilla {
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namespace gmp {
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class GMPChild;
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class GMPStorageChild;
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class GMPRecordImpl : public GMPRecord
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{
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GMPRecordImpl)
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GMPRecordImpl(GMPStorageChild* aOwner,
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const nsCString& aName,
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GMPRecordClient* aClient);
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// GMPRecord.
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GMPErr Open() override;
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GMPErr Read() override;
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GMPErr Write(const uint8_t* aData,
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uint32_t aDataSize) override;
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GMPErr Close() override;
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const nsCString& Name() const { return mName; }
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void OpenComplete(GMPErr aStatus);
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void ReadComplete(GMPErr aStatus, const uint8_t* aBytes, uint32_t aLength);
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void WriteComplete(GMPErr aStatus);
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private:
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~GMPRecordImpl() {}
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const nsCString mName;
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GMPRecordClient* const mClient;
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GMPStorageChild* const mOwner;
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};
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class GMPStorageChild : public PGMPStorageChild
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{
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GMPStorageChild)
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explicit GMPStorageChild(GMPChild* aPlugin);
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GMPErr CreateRecord(const nsCString& aRecordName,
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GMPRecord** aOutRecord,
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GMPRecordClient* aClient);
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GMPErr Open(GMPRecordImpl* aRecord);
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GMPErr Read(GMPRecordImpl* aRecord);
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GMPErr Write(GMPRecordImpl* aRecord,
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const uint8_t* aData,
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uint32_t aDataSize);
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GMPErr Close(const nsCString& aRecordName);
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GMPErr EnumerateRecords(RecvGMPRecordIteratorPtr aRecvIteratorFunc,
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void* aUserArg);
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private:
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bool HasRecord(const nsCString& aRecordName);
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already_AddRefed<GMPRecordImpl> GetRecord(const nsCString& aRecordName);
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protected:
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~GMPStorageChild() {}
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// PGMPStorageChild
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bool RecvOpenComplete(const nsCString& aRecordName,
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const GMPErr& aStatus) override;
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bool RecvReadComplete(const nsCString& aRecordName,
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const GMPErr& aStatus,
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InfallibleTArray<uint8_t>&& aBytes) override;
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bool RecvWriteComplete(const nsCString& aRecordName,
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const GMPErr& aStatus) override;
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bool RecvRecordNames(InfallibleTArray<nsCString>&& aRecordNames,
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const GMPErr& aStatus) override;
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bool RecvShutdown() override;
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private:
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Monitor mMonitor;
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nsRefPtrHashtable<nsCStringHashKey, GMPRecordImpl> mRecords;
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GMPChild* mPlugin;
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struct RecordIteratorContext {
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explicit RecordIteratorContext(RecvGMPRecordIteratorPtr aFunc,
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void* aUserArg)
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: mFunc(aFunc)
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, mUserArg(aUserArg)
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{}
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RecordIteratorContext() {}
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RecvGMPRecordIteratorPtr mFunc;
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void* mUserArg;
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};
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std::queue<RecordIteratorContext> mPendingRecordIterators;
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bool mShutdown;
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};
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} // namespace gmp
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} // namespace mozilla
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#endif // GMPStorageChild_h_
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