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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 #include "chrome/common/child_process_host.h" | 5 #include "chrome/common/child_process_host.h" |
| 6 | 6 |
| 7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
| 8 #include "base/metrics/histogram.h" | 8 #include "base/metrics/histogram.h" |
| 9 #include "base/path_service.h" | 9 #include "base/path_service.h" |
| 10 #include "chrome/common/child_process_info.h" | 10 #include "chrome/common/child_process_info.h" |
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| 104 | 104 |
| 105 bool ChildProcessHost::CreateChannel() { | 105 bool ChildProcessHost::CreateChannel() { |
| 106 channel_id_ = ChildProcessInfo::GenerateRandomChannelID(this); | 106 channel_id_ = ChildProcessInfo::GenerateRandomChannelID(this); |
| 107 channel_.reset(new IPC::Channel( | 107 channel_.reset(new IPC::Channel( |
| 108 channel_id_, IPC::Channel::MODE_SERVER, &listener_)); | 108 channel_id_, IPC::Channel::MODE_SERVER, &listener_)); |
| 109 if (!channel_->Connect()) | 109 if (!channel_->Connect()) |
| 110 return false; | 110 return false; |
| 111 | 111 |
| 112 // Make sure these messages get sent first. | 112 // Make sure these messages get sent first. |
| 113 #if defined(IPC_MESSAGE_LOG_ENABLED) | 113 #if defined(IPC_MESSAGE_LOG_ENABLED) |
| 114 bool enabled = IPC::Logging::current()->Enabled(); | 114 bool enabled = IPC::Logging::GetInstance()->Enabled(); |
| 115 SendOnChannel(new PluginProcessMsg_SetIPCLoggingEnabled(enabled)); | 115 SendOnChannel(new PluginProcessMsg_SetIPCLoggingEnabled(enabled)); |
| 116 #endif | 116 #endif |
| 117 | 117 |
| 118 SendOnChannel(new PluginProcessMsg_AskBeforeShutdown()); | 118 SendOnChannel(new PluginProcessMsg_AskBeforeShutdown()); |
| 119 | 119 |
| 120 opening_channel_ = true; | 120 opening_channel_ = true; |
| 121 | 121 |
| 122 return true; | 122 return true; |
| 123 } | 123 } |
| 124 | 124 |
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| 142 return false; | 142 return false; |
| 143 } | 143 } |
| 144 | 144 |
| 145 ChildProcessHost::ListenerHook::ListenerHook(ChildProcessHost* host) | 145 ChildProcessHost::ListenerHook::ListenerHook(ChildProcessHost* host) |
| 146 : host_(host) { | 146 : host_(host) { |
| 147 } | 147 } |
| 148 | 148 |
| 149 void ChildProcessHost::ListenerHook::OnMessageReceived( | 149 void ChildProcessHost::ListenerHook::OnMessageReceived( |
| 150 const IPC::Message& msg) { | 150 const IPC::Message& msg) { |
| 151 #ifdef IPC_MESSAGE_LOG_ENABLED | 151 #ifdef IPC_MESSAGE_LOG_ENABLED |
| 152 IPC::Logging* logger = IPC::Logging::current(); | 152 IPC::Logging* logger = IPC::Logging::GetInstance(); |
| 153 if (msg.type() == IPC_LOGGING_ID) { | 153 if (msg.type() == IPC_LOGGING_ID) { |
| 154 logger->OnReceivedLoggingMessage(msg); | 154 logger->OnReceivedLoggingMessage(msg); |
| 155 return; | 155 return; |
| 156 } | 156 } |
| 157 | 157 |
| 158 if (logger->Enabled()) | 158 if (logger->Enabled()) |
| 159 logger->OnPreDispatchMessage(msg); | 159 logger->OnPreDispatchMessage(msg); |
| 160 #endif | 160 #endif |
| 161 | 161 |
| 162 bool handled = host_->InterceptMessageFromChild(msg); | 162 bool handled = host_->InterceptMessageFromChild(msg); |
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| 187 host_->opening_channel_ = false; | 187 host_->opening_channel_ = false; |
| 188 host_->OnChannelError(); | 188 host_->OnChannelError(); |
| 189 | 189 |
| 190 // This will delete host_, which will also destroy this! | 190 // This will delete host_, which will also destroy this! |
| 191 host_->OnChildDied(); | 191 host_->OnChildDied(); |
| 192 } | 192 } |
| 193 | 193 |
| 194 void ChildProcessHost::ForceShutdown() { | 194 void ChildProcessHost::ForceShutdown() { |
| 195 SendOnChannel(new PluginProcessMsg_Shutdown()); | 195 SendOnChannel(new PluginProcessMsg_Shutdown()); |
| 196 } | 196 } |
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