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