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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "ipc/ipc_channel_proxy.h" | 5 #include "ipc/ipc_channel_proxy.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/compiler_specific.h" | 8 #include "base/compiler_specific.h" |
9 #include "base/location.h" | 9 #include "base/location.h" |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
11 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
12 #include "base/single_thread_task_runner.h" | 12 #include "base/single_thread_task_runner.h" |
13 #include "base/thread_task_runner_handle.h" | 13 #include "base/thread_task_runner_handle.h" |
14 #include "ipc/ipc_channel_factory.h" | 14 #include "ipc/ipc_channel_factory.h" |
15 #include "ipc/ipc_listener.h" | 15 #include "ipc/ipc_listener.h" |
16 #include "ipc/ipc_logging.h" | 16 #include "ipc/ipc_logging.h" |
17 #include "ipc/ipc_message_macros.h" | 17 #include "ipc/ipc_message_macros.h" |
18 #include "ipc/message_filter.h" | 18 #include "ipc/message_filter.h" |
19 #include "ipc/message_filter_router.h" | 19 #include "ipc/message_filter_router.h" |
20 | 20 |
21 namespace IPC { | 21 namespace IPC { |
22 | 22 |
23 //------------------------------------------------------------------------------ | 23 //------------------------------------------------------------------------------ |
24 | 24 |
25 ChannelProxy::Context::Context(Listener* listener, | 25 ChannelProxy::Context::Context( |
26 base::SingleThreadTaskRunner* ipc_task_runner) | 26 Listener* listener, |
| 27 const scoped_refptr<base::SingleThreadTaskRunner>& ipc_task_runner) |
27 : listener_task_runner_(base::ThreadTaskRunnerHandle::Get()), | 28 : listener_task_runner_(base::ThreadTaskRunnerHandle::Get()), |
28 listener_(listener), | 29 listener_(listener), |
29 ipc_task_runner_(ipc_task_runner), | 30 ipc_task_runner_(ipc_task_runner), |
30 channel_connected_called_(false), | 31 channel_connected_called_(false), |
31 message_filter_router_(new MessageFilterRouter()), | 32 message_filter_router_(new MessageFilterRouter()), |
32 peer_pid_(base::kNullProcessId) { | 33 peer_pid_(base::kNullProcessId) { |
33 DCHECK(ipc_task_runner_.get()); | 34 DCHECK(ipc_task_runner_.get()); |
34 // The Listener thread where Messages are handled must be a separate thread | 35 // The Listener thread where Messages are handled must be a separate thread |
35 // to avoid oversubscribing the IO thread. If you trigger this error, you | 36 // to avoid oversubscribing the IO thread. If you trigger this error, you |
36 // need to either: | 37 // need to either: |
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302 listener_->OnBadMessageReceived(message); | 303 listener_->OnBadMessageReceived(message); |
303 } | 304 } |
304 | 305 |
305 //----------------------------------------------------------------------------- | 306 //----------------------------------------------------------------------------- |
306 | 307 |
307 // static | 308 // static |
308 scoped_ptr<ChannelProxy> ChannelProxy::Create( | 309 scoped_ptr<ChannelProxy> ChannelProxy::Create( |
309 const IPC::ChannelHandle& channel_handle, | 310 const IPC::ChannelHandle& channel_handle, |
310 Channel::Mode mode, | 311 Channel::Mode mode, |
311 Listener* listener, | 312 Listener* listener, |
312 base::SingleThreadTaskRunner* ipc_task_runner) { | 313 const scoped_refptr<base::SingleThreadTaskRunner>& ipc_task_runner) { |
313 scoped_ptr<ChannelProxy> channel(new ChannelProxy(listener, ipc_task_runner)); | 314 scoped_ptr<ChannelProxy> channel(new ChannelProxy(listener, ipc_task_runner)); |
314 channel->Init(channel_handle, mode, true); | 315 channel->Init(channel_handle, mode, true); |
315 return channel.Pass(); | 316 return channel.Pass(); |
316 } | 317 } |
317 | 318 |
318 // static | 319 // static |
319 scoped_ptr<ChannelProxy> ChannelProxy::Create( | 320 scoped_ptr<ChannelProxy> ChannelProxy::Create( |
320 scoped_ptr<ChannelFactory> factory, | 321 scoped_ptr<ChannelFactory> factory, |
321 Listener* listener, | 322 Listener* listener, |
322 base::SingleThreadTaskRunner* ipc_task_runner) { | 323 const scoped_refptr<base::SingleThreadTaskRunner>& ipc_task_runner) { |
323 scoped_ptr<ChannelProxy> channel(new ChannelProxy(listener, ipc_task_runner)); | 324 scoped_ptr<ChannelProxy> channel(new ChannelProxy(listener, ipc_task_runner)); |
324 channel->Init(factory.Pass(), true); | 325 channel->Init(factory.Pass(), true); |
325 return channel.Pass(); | 326 return channel.Pass(); |
326 } | 327 } |
327 | 328 |
328 ChannelProxy::ChannelProxy(Context* context) | 329 ChannelProxy::ChannelProxy(Context* context) |
329 : context_(context), | 330 : context_(context), |
330 did_init_(false) { | 331 did_init_(false) { |
331 } | 332 } |
332 | 333 |
333 ChannelProxy::ChannelProxy(Listener* listener, | 334 ChannelProxy::ChannelProxy( |
334 base::SingleThreadTaskRunner* ipc_task_runner) | 335 Listener* listener, |
| 336 const scoped_refptr<base::SingleThreadTaskRunner>& ipc_task_runner) |
335 : context_(new Context(listener, ipc_task_runner)), did_init_(false) { | 337 : context_(new Context(listener, ipc_task_runner)), did_init_(false) { |
336 } | 338 } |
337 | 339 |
338 ChannelProxy::~ChannelProxy() { | 340 ChannelProxy::~ChannelProxy() { |
339 DCHECK(CalledOnValidThread()); | 341 DCHECK(CalledOnValidThread()); |
340 | 342 |
341 Close(); | 343 Close(); |
342 } | 344 } |
343 | 345 |
344 void ChannelProxy::Init(const IPC::ChannelHandle& channel_handle, | 346 void ChannelProxy::Init(const IPC::ChannelHandle& channel_handle, |
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450 Channel* channel = context_.get()->channel_.get(); | 452 Channel* channel = context_.get()->channel_.get(); |
451 // Channel must have been created first. | 453 // Channel must have been created first. |
452 DCHECK(channel) << context_.get()->channel_id_; | 454 DCHECK(channel) << context_.get()->channel_id_; |
453 return channel->TakeClientFileDescriptor(); | 455 return channel->TakeClientFileDescriptor(); |
454 } | 456 } |
455 #endif | 457 #endif |
456 | 458 |
457 //----------------------------------------------------------------------------- | 459 //----------------------------------------------------------------------------- |
458 | 460 |
459 } // namespace IPC | 461 } // namespace IPC |
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