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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 "content/child/npapi/np_channel_base.h" | 5 #include "content/child/npapi/np_channel_base.h" |
6 | 6 |
7 #include "base/auto_reset.h" | 7 #include "base/auto_reset.h" |
8 #include "base/containers/hash_tables.h" | 8 #include "base/containers/hash_tables.h" |
9 #include "base/files/scoped_file.h" | 9 #include "base/files/scoped_file.h" |
10 #include "base/lazy_instance.h" | 10 #include "base/lazy_instance.h" |
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61 } | 61 } |
62 | 62 |
63 } // namespace | 63 } // namespace |
64 | 64 |
65 NPChannelBase* NPChannelBase::GetChannel( | 65 NPChannelBase* NPChannelBase::GetChannel( |
66 const IPC::ChannelHandle& channel_handle, | 66 const IPC::ChannelHandle& channel_handle, |
67 IPC::Channel::Mode mode, | 67 IPC::Channel::Mode mode, |
68 ChannelFactory factory, | 68 ChannelFactory factory, |
69 base::SingleThreadTaskRunner* ipc_task_runner, | 69 base::SingleThreadTaskRunner* ipc_task_runner, |
70 bool create_pipe_now, | 70 bool create_pipe_now, |
71 base::WaitableEvent* shutdown_event) { | 71 base::WaitableEvent* shutdown_event, |
| 72 IPC::AttachmentBroker* broker) { |
72 #if defined(OS_POSIX) | 73 #if defined(OS_POSIX) |
73 // On POSIX the channel_handle conveys an FD (socket) which is duped by the | 74 // On POSIX the channel_handle conveys an FD (socket) which is duped by the |
74 // kernel during the IPC message exchange (via the SCM_RIGHTS mechanism). | 75 // kernel during the IPC message exchange (via the SCM_RIGHTS mechanism). |
75 // Ensure we do not leak this FD. | 76 // Ensure we do not leak this FD. |
76 base::ScopedFD fd(channel_handle.socket.auto_close ? | 77 base::ScopedFD fd(channel_handle.socket.auto_close ? |
77 channel_handle.socket.fd : -1); | 78 channel_handle.socket.fd : -1); |
78 #endif | 79 #endif |
79 | 80 |
80 scoped_refptr<NPChannelBase> channel; | 81 scoped_refptr<NPChannelBase> channel; |
81 std::string channel_key = channel_handle.name; | 82 std::string channel_key = channel_handle.name; |
82 ChannelMap::const_iterator iter = GetChannelMap()->find(channel_key); | 83 ChannelMap::const_iterator iter = GetChannelMap()->find(channel_key); |
83 if (iter == GetChannelMap()->end()) { | 84 if (iter == GetChannelMap()->end()) { |
84 channel = factory(); | 85 channel = factory(); |
85 } else { | 86 } else { |
86 channel = iter->second; | 87 channel = iter->second; |
87 } | 88 } |
88 | 89 |
89 DCHECK(channel.get() != NULL); | 90 DCHECK(channel.get() != NULL); |
90 | 91 |
91 if (!channel->channel_valid()) { | 92 if (!channel->channel_valid()) { |
92 channel->channel_handle_ = channel_handle; | 93 channel->channel_handle_ = channel_handle; |
93 #if defined(OS_POSIX) | 94 #if defined(OS_POSIX) |
94 ignore_result(fd.release()); | 95 ignore_result(fd.release()); |
95 #endif | 96 #endif |
96 if (mode & IPC::Channel::MODE_SERVER_FLAG) { | 97 if (mode & IPC::Channel::MODE_SERVER_FLAG) { |
97 channel->channel_handle_.name = | 98 channel->channel_handle_.name = |
98 IPC::Channel::GenerateVerifiedChannelID(channel_key); | 99 IPC::Channel::GenerateVerifiedChannelID(channel_key); |
99 } | 100 } |
100 channel->mode_ = mode; | 101 channel->mode_ = mode; |
101 if (channel->Init(ipc_task_runner, create_pipe_now, shutdown_event)) { | 102 if (channel->Init(ipc_task_runner, create_pipe_now, shutdown_event, |
| 103 broker)) { |
102 (*GetChannelMap())[channel_key] = channel; | 104 (*GetChannelMap())[channel_key] = channel; |
103 } else { | 105 } else { |
104 channel = NULL; | 106 channel = NULL; |
105 } | 107 } |
106 } | 108 } |
107 | 109 |
108 return channel.get(); | 110 return channel.get(); |
109 } | 111 } |
110 | 112 |
111 void NPChannelBase::Broadcast(IPC::Message* message) { | 113 void NPChannelBase::Broadcast(IPC::Message* message) { |
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167 } | 169 } |
168 return iter->second; | 170 return iter->second; |
169 } | 171 } |
170 | 172 |
171 base::WaitableEvent* NPChannelBase::GetModalDialogEvent(int render_view_id) { | 173 base::WaitableEvent* NPChannelBase::GetModalDialogEvent(int render_view_id) { |
172 return NULL; | 174 return NULL; |
173 } | 175 } |
174 | 176 |
175 bool NPChannelBase::Init(base::SingleThreadTaskRunner* ipc_task_runner, | 177 bool NPChannelBase::Init(base::SingleThreadTaskRunner* ipc_task_runner, |
176 bool create_pipe_now, | 178 bool create_pipe_now, |
177 base::WaitableEvent* shutdown_event) { | 179 base::WaitableEvent* shutdown_event, |
| 180 IPC::AttachmentBroker* broker) { |
178 #if defined(OS_POSIX) | 181 #if defined(OS_POSIX) |
179 // Attempting to initialize with an invalid channel handle. | 182 // Attempting to initialize with an invalid channel handle. |
180 // See http://crbug.com/97285 for details. | 183 // See http://crbug.com/97285 for details. |
181 if (mode_ == IPC::Channel::MODE_CLIENT && -1 == channel_handle_.socket.fd) | 184 if (mode_ == IPC::Channel::MODE_CLIENT && -1 == channel_handle_.socket.fd) |
182 return false; | 185 return false; |
183 #endif | 186 #endif |
184 | 187 |
185 channel_ = | 188 channel_ = |
186 IPC::SyncChannel::Create(channel_handle_, mode_, this, ipc_task_runner, | 189 IPC::SyncChannel::Create(channel_handle_, mode_, this, ipc_task_runner, |
187 create_pipe_now, shutdown_event); | 190 create_pipe_now, shutdown_event, broker); |
188 | 191 |
189 #if defined(OS_POSIX) | 192 #if defined(OS_POSIX) |
190 // Check the validity of fd for bug investigation. Remove after fixed. | 193 // Check the validity of fd for bug investigation. Remove after fixed. |
191 // See crbug.com/97285 for details. | 194 // See crbug.com/97285 for details. |
192 if (mode_ == IPC::Channel::MODE_SERVER) | 195 if (mode_ == IPC::Channel::MODE_SERVER) |
193 CHECK_NE(-1, channel_->GetClientFileDescriptor()); | 196 CHECK_NE(-1, channel_->GetClientFileDescriptor()); |
194 #endif | 197 #endif |
195 | 198 |
196 channel_valid_ = true; | 199 channel_valid_ = true; |
197 return true; | 200 return true; |
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381 RouteToOwnerMap::iterator iter = route_to_owner_.find(route_id); | 384 RouteToOwnerMap::iterator iter = route_to_owner_.find(route_id); |
382 return iter != route_to_owner_.end() ? iter->second : default_owner_; | 385 return iter != route_to_owner_.end() ? iter->second : default_owner_; |
383 } | 386 } |
384 | 387 |
385 int NPChannelBase::GetExistingRouteForNPObjectOwner(NPP owner) { | 388 int NPChannelBase::GetExistingRouteForNPObjectOwner(NPP owner) { |
386 OwnerToRouteMap::iterator iter = owner_to_route_.find(owner); | 389 OwnerToRouteMap::iterator iter = owner_to_route_.find(owner); |
387 return iter != owner_to_route_.end() ? iter->second : MSG_ROUTING_NONE; | 390 return iter != owner_to_route_.end() ? iter->second : MSG_ROUTING_NONE; |
388 } | 391 } |
389 | 392 |
390 } // namespace content | 393 } // namespace content |
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