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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/plugin/plugin_channel.h" | 5 #include "chrome/plugin/plugin_channel.h" |
| 6 | 6 |
| 7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
| 8 #include "base/lock.h" | |
| 9 #include "base/process_util.h" | 8 #include "base/process_util.h" |
| 10 #include "base/string_util.h" | 9 #include "base/string_util.h" |
| 10 #include "base/synchronization/lock.h" |
| 11 #include "base/synchronization/waitable_event.h" | 11 #include "base/synchronization/waitable_event.h" |
| 12 #include "build/build_config.h" | 12 #include "build/build_config.h" |
| 13 #include "chrome/common/child_process.h" | 13 #include "chrome/common/child_process.h" |
| 14 #include "chrome/common/plugin_messages.h" | 14 #include "chrome/common/plugin_messages.h" |
| 15 #include "chrome/common/chrome_switches.h" | 15 #include "chrome/common/chrome_switches.h" |
| 16 #include "chrome/plugin/plugin_thread.h" | 16 #include "chrome/plugin/plugin_thread.h" |
| 17 #include "chrome/plugin/webplugin_delegate_stub.h" | 17 #include "chrome/plugin/webplugin_delegate_stub.h" |
| 18 #include "chrome/plugin/webplugin_proxy.h" | 18 #include "chrome/plugin/webplugin_proxy.h" |
| 19 #include "webkit/plugins/npapi/plugin_instance.h" | 19 #include "webkit/plugins/npapi/plugin_instance.h" |
| 20 | 20 |
| (...skipping 22 matching lines...) Expand all Loading... |
| 43 ~MessageFilter() { | 43 ~MessageFilter() { |
| 44 // Clean up in case of renderer crash. | 44 // Clean up in case of renderer crash. |
| 45 for (ModalDialogEventMap::iterator i = modal_dialog_event_map_.begin(); | 45 for (ModalDialogEventMap::iterator i = modal_dialog_event_map_.begin(); |
| 46 i != modal_dialog_event_map_.end(); ++i) { | 46 i != modal_dialog_event_map_.end(); ++i) { |
| 47 delete i->second.event; | 47 delete i->second.event; |
| 48 } | 48 } |
| 49 } | 49 } |
| 50 | 50 |
| 51 base::WaitableEvent* GetModalDialogEvent( | 51 base::WaitableEvent* GetModalDialogEvent( |
| 52 gfx::NativeViewId containing_window) { | 52 gfx::NativeViewId containing_window) { |
| 53 AutoLock auto_lock(modal_dialog_event_map_lock_); | 53 base::AutoLock auto_lock(modal_dialog_event_map_lock_); |
| 54 if (!modal_dialog_event_map_.count(containing_window)) { | 54 if (!modal_dialog_event_map_.count(containing_window)) { |
| 55 NOTREACHED(); | 55 NOTREACHED(); |
| 56 return NULL; | 56 return NULL; |
| 57 } | 57 } |
| 58 | 58 |
| 59 return modal_dialog_event_map_[containing_window].event; | 59 return modal_dialog_event_map_[containing_window].event; |
| 60 } | 60 } |
| 61 | 61 |
| 62 // Decrement the ref count associated with the modal dialog event for the | 62 // Decrement the ref count associated with the modal dialog event for the |
| 63 // given tab. | 63 // given tab. |
| 64 void ReleaseModalDialogEvent(gfx::NativeViewId containing_window) { | 64 void ReleaseModalDialogEvent(gfx::NativeViewId containing_window) { |
| 65 AutoLock auto_lock(modal_dialog_event_map_lock_); | 65 base::AutoLock auto_lock(modal_dialog_event_map_lock_); |
| 66 if (!modal_dialog_event_map_.count(containing_window)) { | 66 if (!modal_dialog_event_map_.count(containing_window)) { |
| 67 NOTREACHED(); | 67 NOTREACHED(); |
| 68 return; | 68 return; |
| 69 } | 69 } |
| 70 | 70 |
| 71 if (--(modal_dialog_event_map_[containing_window].refcount)) | 71 if (--(modal_dialog_event_map_[containing_window].refcount)) |
| 72 return; | 72 return; |
| 73 | 73 |
| 74 // Delete the event when the stack unwinds as it could be in use now. | 74 // Delete the event when the stack unwinds as it could be in use now. |
| 75 MessageLoop::current()->DeleteSoon( | 75 MessageLoop::current()->DeleteSoon( |
| (...skipping 15 matching lines...) Expand all Loading... |
| 91 IPC_MESSAGE_HANDLER(PluginMsg_SignalModalDialogEvent, | 91 IPC_MESSAGE_HANDLER(PluginMsg_SignalModalDialogEvent, |
| 92 OnSignalModalDialogEvent) | 92 OnSignalModalDialogEvent) |
| 93 IPC_MESSAGE_HANDLER(PluginMsg_ResetModalDialogEvent, | 93 IPC_MESSAGE_HANDLER(PluginMsg_ResetModalDialogEvent, |
| 94 OnResetModalDialogEvent) | 94 OnResetModalDialogEvent) |
| 95 IPC_END_MESSAGE_MAP() | 95 IPC_END_MESSAGE_MAP() |
| 96 return message.type() == PluginMsg_SignalModalDialogEvent::ID || | 96 return message.type() == PluginMsg_SignalModalDialogEvent::ID || |
| 97 message.type() == PluginMsg_ResetModalDialogEvent::ID; | 97 message.type() == PluginMsg_ResetModalDialogEvent::ID; |
| 98 } | 98 } |
| 99 | 99 |
| 100 void OnInit(const PluginMsg_Init_Params& params, IPC::Message* reply_msg) { | 100 void OnInit(const PluginMsg_Init_Params& params, IPC::Message* reply_msg) { |
| 101 AutoLock auto_lock(modal_dialog_event_map_lock_); | 101 base::AutoLock auto_lock(modal_dialog_event_map_lock_); |
| 102 if (modal_dialog_event_map_.count(params.containing_window)) { | 102 if (modal_dialog_event_map_.count(params.containing_window)) { |
| 103 modal_dialog_event_map_[params.containing_window].refcount++; | 103 modal_dialog_event_map_[params.containing_window].refcount++; |
| 104 return; | 104 return; |
| 105 } | 105 } |
| 106 | 106 |
| 107 WaitableEventWrapper wrapper; | 107 WaitableEventWrapper wrapper; |
| 108 wrapper.event = new base::WaitableEvent(true, false); | 108 wrapper.event = new base::WaitableEvent(true, false); |
| 109 wrapper.refcount = 1; | 109 wrapper.refcount = 1; |
| 110 modal_dialog_event_map_[params.containing_window] = wrapper; | 110 modal_dialog_event_map_[params.containing_window] = wrapper; |
| 111 } | 111 } |
| 112 | 112 |
| 113 void OnSignalModalDialogEvent(gfx::NativeViewId containing_window) { | 113 void OnSignalModalDialogEvent(gfx::NativeViewId containing_window) { |
| 114 AutoLock auto_lock(modal_dialog_event_map_lock_); | 114 base::AutoLock auto_lock(modal_dialog_event_map_lock_); |
| 115 if (modal_dialog_event_map_.count(containing_window)) | 115 if (modal_dialog_event_map_.count(containing_window)) |
| 116 modal_dialog_event_map_[containing_window].event->Signal(); | 116 modal_dialog_event_map_[containing_window].event->Signal(); |
| 117 } | 117 } |
| 118 | 118 |
| 119 void OnResetModalDialogEvent(gfx::NativeViewId containing_window) { | 119 void OnResetModalDialogEvent(gfx::NativeViewId containing_window) { |
| 120 AutoLock auto_lock(modal_dialog_event_map_lock_); | 120 base::AutoLock auto_lock(modal_dialog_event_map_lock_); |
| 121 if (modal_dialog_event_map_.count(containing_window)) | 121 if (modal_dialog_event_map_.count(containing_window)) |
| 122 modal_dialog_event_map_[containing_window].event->Reset(); | 122 modal_dialog_event_map_[containing_window].event->Reset(); |
| 123 } | 123 } |
| 124 | 124 |
| 125 struct WaitableEventWrapper { | 125 struct WaitableEventWrapper { |
| 126 base::WaitableEvent* event; | 126 base::WaitableEvent* event; |
| 127 int refcount; // There could be multiple plugin instances per tab. | 127 int refcount; // There could be multiple plugin instances per tab. |
| 128 }; | 128 }; |
| 129 typedef std::map<gfx::NativeViewId, WaitableEventWrapper> ModalDialogEventMap; | 129 typedef std::map<gfx::NativeViewId, WaitableEventWrapper> ModalDialogEventMap; |
| 130 ModalDialogEventMap modal_dialog_event_map_; | 130 ModalDialogEventMap modal_dialog_event_map_; |
| 131 Lock modal_dialog_event_map_lock_; | 131 base::Lock modal_dialog_event_map_lock_; |
| 132 | 132 |
| 133 IPC::Channel* channel_; | 133 IPC::Channel* channel_; |
| 134 }; | 134 }; |
| 135 | 135 |
| 136 | 136 |
| 137 PluginChannel* PluginChannel::GetPluginChannel(int renderer_id, | 137 PluginChannel* PluginChannel::GetPluginChannel(int renderer_id, |
| 138 MessageLoop* ipc_message_loop) { | 138 MessageLoop* ipc_message_loop) { |
| 139 // Map renderer ID to a (single) channel to that process. | 139 // Map renderer ID to a (single) channel to that process. |
| 140 std::string channel_key = StringPrintf( | 140 std::string channel_key = StringPrintf( |
| 141 "%d.r%d", base::GetCurrentProcId(), renderer_id); | 141 "%d.r%d", base::GetCurrentProcId(), renderer_id); |
| (...skipping 175 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 317 } | 317 } |
| 318 | 318 |
| 319 bool PluginChannel::Init(MessageLoop* ipc_message_loop, bool create_pipe_now) { | 319 bool PluginChannel::Init(MessageLoop* ipc_message_loop, bool create_pipe_now) { |
| 320 if (!PluginChannelBase::Init(ipc_message_loop, create_pipe_now)) | 320 if (!PluginChannelBase::Init(ipc_message_loop, create_pipe_now)) |
| 321 return false; | 321 return false; |
| 322 | 322 |
| 323 channel_->AddFilter(filter_.get()); | 323 channel_->AddFilter(filter_.get()); |
| 324 return true; | 324 return true; |
| 325 } | 325 } |
| 326 | 326 |
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