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| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_PLUGIN_PLUGIN_CHANNEL_H_ | 5 #ifndef CHROME_PLUGIN_PLUGIN_CHANNEL_H_ |
| 6 #define CHROME_PLUGIN_PLUGIN_CHANNEL_H_ | 6 #define CHROME_PLUGIN_PLUGIN_CHANNEL_H_ |
| 7 | 7 |
| 8 #include <vector> | 8 #include <vector> |
| 9 #include "base/scoped_handle.h" | 9 #include "base/scoped_handle.h" |
| 10 #include "build/build_config.h" | 10 #include "build/build_config.h" |
| 11 #include "chrome/plugin/plugin_channel_base.h" | 11 #include "chrome/plugin/plugin_channel_base.h" |
| 12 #include "chrome/plugin/webplugin_delegate_stub.h" | 12 #include "chrome/plugin/webplugin_delegate_stub.h" |
| 13 | 13 |
| 14 // Encapsulates an IPC channel between the plugin process and one renderer | 14 // Encapsulates an IPC channel between the plugin process and one renderer |
| 15 // process. On the renderer side there's a corresponding PluginChannelHost. | 15 // process. On the renderer side there's a corresponding PluginChannelHost. |
| 16 class PluginChannel : public PluginChannelBase { | 16 class PluginChannel : public PluginChannelBase { |
| 17 public: | 17 public: |
| 18 // Get a new PluginChannel object for the current process to talk to the | 18 // Get a new PluginChannel object for the current process to talk to the |
| 19 // given rendeer process. The renderer ID is an opaque unique ID generated by | 19 // given renderer process. The renderer ID is an opaque unique ID generated |
| 20 // the browser. | 20 // by the browser. |
| 21 // | 21 // |
| 22 // POSIX only: If |channel_fd| > 0, use that file descriptor for the | 22 // POSIX only: If |channel_fd| > 0, use that file descriptor for the |
| 23 // channel socket. | 23 // channel socket. |
| 24 static PluginChannel* GetPluginChannel(int renderer_id, | 24 static PluginChannel* GetPluginChannel(int renderer_id, |
| 25 MessageLoop* ipc_message_loop); | 25 MessageLoop* ipc_message_loop); |
| 26 | 26 |
| 27 ~PluginChannel(); | 27 ~PluginChannel(); |
| 28 | 28 |
| 29 virtual bool Send(IPC::Message* msg); | 29 virtual bool Send(IPC::Message* msg); |
| 30 virtual void OnMessageReceived(const IPC::Message& message); | 30 virtual void OnMessageReceived(const IPC::Message& message); |
| 31 | 31 |
| 32 base::ProcessHandle renderer_handle() const { return renderer_handle_; } | 32 base::ProcessHandle renderer_handle() const { return renderer_handle_; } |
| 33 int renderer_id() { return renderer_id_; } |
| 34 |
| 33 int GenerateRouteID(); | 35 int GenerateRouteID(); |
| 34 | 36 |
| 35 #if defined(OS_POSIX) | 37 #if defined(OS_POSIX) |
| 36 // When first created, the PluginChannel gets assigned the file descriptor | 38 // When first created, the PluginChannel gets assigned the file descriptor |
| 37 // for the renderer. | 39 // for the renderer. |
| 38 // After the first time we pass it through the IPC, we don't need it anymore, | 40 // After the first time we pass it through the IPC, we don't need it anymore, |
| 39 // and we close it. At that time, we reset renderer_fd_ to -1. | 41 // and we close it. At that time, we reset renderer_fd_ to -1. |
| 40 int DisownRendererFd() { | 42 int DisownRendererFd() { |
| 41 int value = renderer_fd_; | 43 int value = renderer_fd_; |
| 42 renderer_fd_ = -1; | 44 renderer_fd_ = -1; |
| (...skipping 26 matching lines...) Expand all Loading... |
| 69 | 71 |
| 70 void OnCreateInstance(const std::string& mime_type, int* instance_id); | 72 void OnCreateInstance(const std::string& mime_type, int* instance_id); |
| 71 void OnDestroyInstance(int instance_id, IPC::Message* reply_msg); | 73 void OnDestroyInstance(int instance_id, IPC::Message* reply_msg); |
| 72 void OnGenerateRouteID(int* route_id); | 74 void OnGenerateRouteID(int* route_id); |
| 73 | 75 |
| 74 std::vector<scoped_refptr<WebPluginDelegateStub> > plugin_stubs_; | 76 std::vector<scoped_refptr<WebPluginDelegateStub> > plugin_stubs_; |
| 75 | 77 |
| 76 // Handle to the renderer process who is on the other side of the channel. | 78 // Handle to the renderer process who is on the other side of the channel. |
| 77 base::ProcessHandle renderer_handle_; | 79 base::ProcessHandle renderer_handle_; |
| 78 | 80 |
| 81 // The id of the renderer who is on the other side of the channel. |
| 82 int renderer_id_; |
| 83 |
| 79 #if defined(OS_POSIX) | 84 #if defined(OS_POSIX) |
| 80 // FD for the renderer end of the pipe. It is stored until we send it over | 85 // FD for the renderer end of the pipe. It is stored until we send it over |
| 81 // IPC after which it is cleared. It will be closed by the IPC mechanism. | 86 // IPC after which it is cleared. It will be closed by the IPC mechanism. |
| 82 int renderer_fd_; | 87 int renderer_fd_; |
| 83 #endif | 88 #endif |
| 84 | 89 |
| 85 int in_send_; // Tracks if we're in a Send call. | 90 int in_send_; // Tracks if we're in a Send call. |
| 86 bool log_messages_; // True if we should log sent and received messages. | 91 bool log_messages_; // True if we should log sent and received messages. |
| 87 bool off_the_record_; // True if the renderer is in off the record mode. | 92 bool off_the_record_; // True if the renderer is in off the record mode. |
| 88 | 93 |
| 89 DISALLOW_EVIL_CONSTRUCTORS(PluginChannel); | 94 DISALLOW_EVIL_CONSTRUCTORS(PluginChannel); |
| 90 }; | 95 }; |
| 91 | 96 |
| 92 #endif // CHROME_PLUGIN_PLUGIN_CHANNEL_H_ | 97 #endif // CHROME_PLUGIN_PLUGIN_CHANNEL_H_ |
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