remoting/host/native_messaging/native_messaging_pipe.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef REMOTING_HOST_NATIVE_MESSAGING_NATIVE_MESSAGING_PIPE_H_
   6 #define REMOTING_HOST_NATIVE_MESSAGING_NATIVE_MESSAGING_PIPE_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/memory/weak_ptr.h"
  10 #include "extensions/browser/api/messaging/native_message_host.h"
  11 #include "extensions/browser/api/messaging/native_messaging_channel.h"
  12
  13 namespace base {
  14 class Value;
  15 }
  16
  17 namespace remoting {
  18
  19 // Connects a extensions::NativeMessageHost to a PipeMessagingChannel.
  20 class NativeMessagingPipe
  21     : public extensions::NativeMessagingChannel::EventHandler,
  22       public extensions::NativeMessageHost::Client {
  23  public:
  24   NativeMessagingPipe();
  25   ~NativeMessagingPipe() override;
  26
  27   // Starts processing messages from the pipe.
  28   void Start(scoped_ptr<extensions::NativeMessageHost> host,
  29              scoped_ptr<extensions::NativeMessagingChannel> channel);
  30
  31   // extensions::NativeMessageHost::Client implementation.
  32   void PostMessageFromNativeHost(const std::string& message) override;
  33   void CloseChannel(const std::string& error_message) override;
  34
  35   // extensions::NativeMessagingChannel::EventHandler implementation.
  36   void OnMessage(scoped_ptr<base::Value> message) override;
  37   void OnDisconnect() override;
  38
  39  private:
  40   scoped_ptr<extensions::NativeMessagingChannel> channel_;
  41   scoped_ptr<extensions::NativeMessageHost> host_;
  42
  43   DISALLOW_COPY_AND_ASSIGN(NativeMessagingPipe);
  44 };
  45
  46 }  // namespace remoting
  47
  48 #endif  // REMOTING_HOST_NATIVE_MESSAGING_NATIVE_MESSAGING_PIPE_H_