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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" | |
10 #include "base/lazy_instance.h" | 9 #include "base/lazy_instance.h" |
11 #include "base/strings/string_number_conversions.h" | 10 #include "base/strings/string_number_conversions.h" |
12 #include "base/threading/thread_local.h" | 11 #include "base/threading/thread_local.h" |
13 #include "ipc/ipc_sync_message.h" | 12 #include "ipc/ipc_sync_message.h" |
14 | 13 |
15 #if defined(OS_POSIX) | 14 #if defined(OS_POSIX) |
16 #include "base/file_util.h" | 15 #include "base/file_util.h" |
17 #include "ipc/ipc_channel_posix.h" | 16 #include "ipc/ipc_channel_posix.h" |
18 #endif | 17 #endif |
19 | 18 |
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62 } // namespace | 61 } // namespace |
63 | 62 |
64 NPChannelBase* NPChannelBase::GetChannel( | 63 NPChannelBase* NPChannelBase::GetChannel( |
65 const IPC::ChannelHandle& channel_handle, IPC::Channel::Mode mode, | 64 const IPC::ChannelHandle& channel_handle, IPC::Channel::Mode mode, |
66 ChannelFactory factory, base::MessageLoopProxy* ipc_message_loop, | 65 ChannelFactory factory, base::MessageLoopProxy* ipc_message_loop, |
67 bool create_pipe_now, base::WaitableEvent* shutdown_event) { | 66 bool create_pipe_now, base::WaitableEvent* shutdown_event) { |
68 #if defined(OS_POSIX) | 67 #if defined(OS_POSIX) |
69 // On POSIX the channel_handle conveys an FD (socket) which is duped by the | 68 // On POSIX the channel_handle conveys an FD (socket) which is duped by the |
70 // kernel during the IPC message exchange (via the SCM_RIGHTS mechanism). | 69 // kernel during the IPC message exchange (via the SCM_RIGHTS mechanism). |
71 // Ensure we do not leak this FD. | 70 // Ensure we do not leak this FD. |
72 base::ScopedFD fd(channel_handle.socket.auto_close ? | 71 int fd = channel_handle.socket.auto_close ? channel_handle.socket.fd : -1; |
73 channel_handle.socket.fd : -1); | 72 file_util::ScopedFD auto_close_fd(&fd); |
74 #endif | 73 #endif |
75 | 74 |
76 scoped_refptr<NPChannelBase> channel; | 75 scoped_refptr<NPChannelBase> channel; |
77 std::string channel_key = channel_handle.name; | 76 std::string channel_key = channel_handle.name; |
78 ChannelMap::const_iterator iter = GetChannelMap()->find(channel_key); | 77 ChannelMap::const_iterator iter = GetChannelMap()->find(channel_key); |
79 if (iter == GetChannelMap()->end()) { | 78 if (iter == GetChannelMap()->end()) { |
80 channel = factory(); | 79 channel = factory(); |
81 } else { | 80 } else { |
82 channel = iter->second; | 81 channel = iter->second; |
83 } | 82 } |
84 | 83 |
85 DCHECK(channel.get() != NULL); | 84 DCHECK(channel.get() != NULL); |
86 | 85 |
87 if (!channel->channel_valid()) { | 86 if (!channel->channel_valid()) { |
88 channel->channel_handle_ = channel_handle; | 87 channel->channel_handle_ = channel_handle; |
89 #if defined(OS_POSIX) | 88 #if defined(OS_POSIX) |
90 ignore_result(fd.release()); | 89 ignore_result(auto_close_fd.release()); |
91 #endif | 90 #endif |
92 if (mode & IPC::Channel::MODE_SERVER_FLAG) { | 91 if (mode & IPC::Channel::MODE_SERVER_FLAG) { |
93 channel->channel_handle_.name = | 92 channel->channel_handle_.name = |
94 IPC::Channel::GenerateVerifiedChannelID(channel_key); | 93 IPC::Channel::GenerateVerifiedChannelID(channel_key); |
95 } | 94 } |
96 channel->mode_ = mode; | 95 channel->mode_ = mode; |
97 if (channel->Init(ipc_message_loop, create_pipe_now, shutdown_event)) { | 96 if (channel->Init(ipc_message_loop, create_pipe_now, shutdown_event)) { |
98 (*GetChannelMap())[channel_key] = channel; | 97 (*GetChannelMap())[channel_key] = channel; |
99 } else { | 98 } else { |
100 channel = NULL; | 99 channel = NULL; |
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377 RouteToOwnerMap::iterator iter = route_to_owner_.find(route_id); | 376 RouteToOwnerMap::iterator iter = route_to_owner_.find(route_id); |
378 return iter != route_to_owner_.end() ? iter->second : default_owner_; | 377 return iter != route_to_owner_.end() ? iter->second : default_owner_; |
379 } | 378 } |
380 | 379 |
381 int NPChannelBase::GetExistingRouteForNPObjectOwner(NPP owner) { | 380 int NPChannelBase::GetExistingRouteForNPObjectOwner(NPP owner) { |
382 OwnerToRouteMap::iterator iter = owner_to_route_.find(owner); | 381 OwnerToRouteMap::iterator iter = owner_to_route_.find(owner); |
383 return iter != owner_to_route_.end() ? iter->second : MSG_ROUTING_NONE; | 382 return iter != owner_to_route_.end() ? iter->second : MSG_ROUTING_NONE; |
384 } | 383 } |
385 | 384 |
386 } // namespace content | 385 } // namespace content |
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