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// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_PLUGIN_PLUGIN_CHANNEL_H_
#define CHROME_PLUGIN_PLUGIN_CHANNEL_H_
#include <vector>
#include "base/scoped_handle.h"
#include "chrome/plugin/plugin_channel_base.h"
#include "chrome/plugin/webplugin_delegate_stub.h"
// Encapsulates an IPC channel between the plugin process and one renderer
// process. On the renderer side there's a corresponding PluginChannelHost.
class PluginChannel : public PluginChannelBase {
public:
// renderer_handle is the the handle to the renderer process requesting the
// channel. The handle has to be valid in the context of the plugin process.
static PluginChannel* GetPluginChannel(
int process_id, HANDLE renderer_handle, MessageLoop* ipc_message_loop);
~PluginChannel();
virtual bool Send(IPC::Message* msg);
HANDLE renderer_handle() { return renderer_handle_.Get(); }
int GenerateRouteID();
bool in_send() { return in_send_ != 0; }
protected:
// IPC::Channel::Listener implementation:
virtual void OnChannelError();
virtual void CleanUp();
private:
// Called on the plugin thread
PluginChannel();
void OnControlMessageReceived(const IPC::Message& msg);
static PluginChannelBase* ClassFactory() { return new PluginChannel(); }
void OnCreateInstance(const std::string& mime_type, int* instance_id);
void OnDestroyInstance(int instance_id, IPC::Message* reply_msg);
void OnGenerateRouteID(int* route_id);
std::vector<scoped_refptr<WebPluginDelegateStub>> plugin_stubs_;
// Handle to the renderer process who is on the other side of the channel.
ScopedHandle renderer_handle_;
int in_send_; // Tracks if we're in a Send call.
DISALLOW_EVIL_CONSTRUCTORS(PluginChannel);
};
#endif // CHROME_PLUGIN_PLUGIN_CHANNEL_H_