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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 "content/child/child_thread_impl.h" | 5 #include "content/child/child_thread_impl.h" |
6 | 6 |
7 #include <signal.h> | 7 #include <signal.h> |
8 #include <string> | 8 #include <string> |
9 #include <utility> | 9 #include <utility> |
10 | 10 |
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60 #include "ipc/attachment_broker.h" | 60 #include "ipc/attachment_broker.h" |
61 #include "ipc/attachment_broker_unprivileged.h" | 61 #include "ipc/attachment_broker_unprivileged.h" |
62 #include "ipc/ipc_logging.h" | 62 #include "ipc/ipc_logging.h" |
63 #include "ipc/ipc_platform_file.h" | 63 #include "ipc/ipc_platform_file.h" |
64 #include "ipc/ipc_switches.h" | 64 #include "ipc/ipc_switches.h" |
65 #include "ipc/ipc_sync_channel.h" | 65 #include "ipc/ipc_sync_channel.h" |
66 #include "ipc/ipc_sync_message_filter.h" | 66 #include "ipc/ipc_sync_message_filter.h" |
67 #include "ipc/mojo/ipc_channel_mojo.h" | 67 #include "ipc/mojo/ipc_channel_mojo.h" |
68 #include "ipc/mojo/scoped_ipc_support.h" | 68 #include "ipc/mojo/scoped_ipc_support.h" |
69 #include "mojo/edk/embedder/embedder.h" | 69 #include "mojo/edk/embedder/embedder.h" |
70 #include "mojo/edk/embedder/named_platform_channel_pair.h" | |
70 #include "mojo/edk/embedder/platform_channel_pair.h" | 71 #include "mojo/edk/embedder/platform_channel_pair.h" |
71 | 72 |
72 #if defined(OS_POSIX) | 73 #if defined(OS_POSIX) |
73 #include "base/posix/global_descriptors.h" | 74 #include "base/posix/global_descriptors.h" |
74 #include "content/public/common/content_descriptors.h" | 75 #include "content/public/common/content_descriptors.h" |
75 #endif | 76 #endif |
76 | 77 |
77 using tracked_objects::ThreadData; | 78 using tracked_objects::ThreadData; |
78 | 79 |
79 namespace content { | 80 namespace content { |
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222 | 223 |
223 closure_.Run(); | 224 closure_.Run(); |
224 } | 225 } |
225 | 226 |
226 base::LazyInstance<QuitClosure> g_quit_closure = LAZY_INSTANCE_INITIALIZER; | 227 base::LazyInstance<QuitClosure> g_quit_closure = LAZY_INSTANCE_INITIALIZER; |
227 #endif | 228 #endif |
228 | 229 |
229 void InitializeMojoIPCChannel() { | 230 void InitializeMojoIPCChannel() { |
230 mojo::edk::ScopedPlatformHandle platform_channel; | 231 mojo::edk::ScopedPlatformHandle platform_channel; |
231 #if defined(OS_WIN) | 232 #if defined(OS_WIN) |
232 platform_channel = | 233 if (base::CommandLine::ForCurrentProcess()->HasSwitch( |
233 mojo::edk::PlatformChannelPair::PassClientHandleFromParentProcess( | 234 mojo::edk::PlatformChannelPair::kMojoPlatformChannelHandleSwitch)) { |
ncarter (slow)
2016/05/11 00:14:23
The layering here feels little awkward -- content
Anand Mistry (off Chromium)
2016/05/11 04:15:20
Hm. I agree that the switch should be moved to con
ncarter (slow)
2016/05/11 16:06:07
Follow-on CL is totally fine.
| |
234 *base::CommandLine::ForCurrentProcess()); | 235 platform_channel = |
236 mojo::edk::PlatformChannelPair::PassClientHandleFromParentProcess( | |
237 *base::CommandLine::ForCurrentProcess()); | |
238 } else { | |
239 // If this process is elevated, it will have a pipe path passed on the | |
240 // command line. | |
241 platform_channel = | |
242 mojo::edk::NamedPlatformChannelPair::PassClientHandleFromParentProcess( | |
243 *base::CommandLine::ForCurrentProcess()); | |
244 } | |
235 #elif defined(OS_POSIX) | 245 #elif defined(OS_POSIX) |
236 platform_channel.reset(mojo::edk::PlatformHandle( | 246 platform_channel.reset(mojo::edk::PlatformHandle( |
237 base::GlobalDescriptors::GetInstance()->Get(kMojoIPCChannel))); | 247 base::GlobalDescriptors::GetInstance()->Get(kMojoIPCChannel))); |
238 #endif | 248 #endif |
239 // Mojo isn't supported on all child process types. | 249 // Mojo isn't supported on all child process types. |
240 // TODO(crbug.com/604282): Support Mojo in the remaining processes. | 250 // TODO(crbug.com/604282): Support Mojo in the remaining processes. |
241 if (!platform_channel.is_valid()) | 251 if (!platform_channel.is_valid()) |
242 return; | 252 return; |
243 mojo::edk::SetParentPipeHandle(std::move(platform_channel)); | 253 mojo::edk::SetParentPipeHandle(std::move(platform_channel)); |
244 } | 254 } |
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721 void ChildThreadImpl::EnsureConnected() { | 731 void ChildThreadImpl::EnsureConnected() { |
722 VLOG(0) << "ChildThreadImpl::EnsureConnected()"; | 732 VLOG(0) << "ChildThreadImpl::EnsureConnected()"; |
723 base::Process::Current().Terminate(0, false); | 733 base::Process::Current().Terminate(0, false); |
724 } | 734 } |
725 | 735 |
726 bool ChildThreadImpl::IsInBrowserProcess() const { | 736 bool ChildThreadImpl::IsInBrowserProcess() const { |
727 return browser_process_io_runner_; | 737 return browser_process_io_runner_; |
728 } | 738 } |
729 | 739 |
730 } // namespace content | 740 } // namespace content |
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