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82 lines
1.8 KiB
C++
82 lines
1.8 KiB
C++
/* 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_system_netd_h__
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#define mozilla_system_netd_h__
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#include "nsISupportsImpl.h"
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#include "nsAutoPtr.h"
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#include "base/message_loop.h"
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#include "mozilla/FileUtils.h"
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#define MAX_COMMAND_SIZE 4096
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namespace mozilla {
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namespace ipc {
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/*
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* Represents raw data going to or coming from the Netd socket.
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*/
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struct NetdCommand
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{
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uint8_t mData[MAX_COMMAND_SIZE];
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// Number of octets in mData.
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size_t mSize;
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};
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class NetdConsumer
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{
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protected:
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virtual ~NetdConsumer() { }
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public:
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NS_INLINE_DECL_REFCOUNTING(NetdConsumer)
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virtual void MessageReceived(NetdCommand* aMessage) = 0;
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};
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class NetdWriteTask : public Task
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{
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virtual void Run();
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};
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class NetdClient : public MessageLoopForIO::LineWatcher
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{
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virtual ~NetdClient();
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public:
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NS_INLINE_DECL_REFCOUNTING(NetdClient)
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typedef std::queue<NetdCommand*> NetdCommandQueue;
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NetdClient();
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static void Start();
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static void SendNetdCommandIOThread(NetdCommand* aMessage);
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private:
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void WriteNetdCommand();
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virtual void OnError();
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virtual void OnLineRead(int aFd, nsDependentCSubstring& aMessage);
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virtual void OnFileCanWriteWithoutBlocking(int aFd);
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bool OpenSocket();
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MessageLoopForIO *mIOLoop;
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MessageLoopForIO::FileDescriptorWatcher mReadWatcher;
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MessageLoopForIO::FileDescriptorWatcher mWriteWatcher;
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ScopedClose mSocket;
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NetdCommandQueue mOutgoingQ;
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nsAutoPtr<NetdCommand> mCurrentNetdCommand;
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size_t mCurrentWriteOffset;
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size_t mReConnectTimes;
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};
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void StartNetd(NetdConsumer *);
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void StopNetd();
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void SendNetdCommand(NetdCommand *);
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} // namespace ipc
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} // namespace mozilla
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#endif // mozilla_system_netd_h__
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