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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 "ipc/ipc_channel_factory.h" | 5 #include "ipc/ipc_channel_factory.h" |
6 | 6 |
7 #include "base/file_util.h" | 7 #include "base/file_util.h" |
| 8 #include "base/files/scoped_file.h" |
8 #include "base/logging.h" | 9 #include "base/logging.h" |
9 #include "ipc/unix_domain_socket_util.h" | 10 #include "ipc/unix_domain_socket_util.h" |
10 | 11 |
11 namespace IPC { | 12 namespace IPC { |
12 | 13 |
13 ChannelFactory::ChannelFactory(const base::FilePath& path, Delegate* delegate) | 14 ChannelFactory::ChannelFactory(const base::FilePath& path, Delegate* delegate) |
14 : path_(path), delegate_(delegate), listen_fd_(-1) { | 15 : path_(path), delegate_(delegate), listen_fd_(-1) { |
15 DCHECK(delegate_); | 16 DCHECK(delegate_); |
16 CreateSocket(); | 17 CreateSocket(); |
17 } | 18 } |
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51 delegate_->OnListenError(); | 52 delegate_->OnListenError(); |
52 return; | 53 return; |
53 } | 54 } |
54 | 55 |
55 if (new_fd < 0) { | 56 if (new_fd < 0) { |
56 // The accept() failed, but not in such a way that the factory needs to be | 57 // The accept() failed, but not in such a way that the factory needs to be |
57 // shut down. | 58 // shut down. |
58 return; | 59 return; |
59 } | 60 } |
60 | 61 |
61 file_util::ScopedFD scoped_fd(&new_fd); | 62 base::ScopedFD scoped_fd(new_fd); |
62 | 63 |
63 // Verify that the IPC channel peer is running as the same user. | 64 // Verify that the IPC channel peer is running as the same user. |
64 if (!IsPeerAuthorized(new_fd)) | 65 if (!IsPeerAuthorized(new_fd)) |
65 return; | 66 return; |
66 | 67 |
67 ChannelHandle handle(std::string(), | 68 ChannelHandle handle(std::string(), |
68 base::FileDescriptor(*scoped_fd.release(), true)); | 69 base::FileDescriptor(scoped_fd.release(), true)); |
69 delegate_->OnClientConnected(handle); | 70 delegate_->OnClientConnected(handle); |
70 } | 71 } |
71 | 72 |
72 void ChannelFactory::OnFileCanWriteWithoutBlocking(int fd) { | 73 void ChannelFactory::OnFileCanWriteWithoutBlocking(int fd) { |
73 NOTREACHED() << "Listen fd should never be writable."; | 74 NOTREACHED() << "Listen fd should never be writable."; |
74 } | 75 } |
75 | 76 |
76 void ChannelFactory::Close() { | 77 void ChannelFactory::Close() { |
77 if (listen_fd_ < 0) | 78 if (listen_fd_ < 0) |
78 return; | 79 return; |
79 if (IGNORE_EINTR(close(listen_fd_)) < 0) | 80 if (IGNORE_EINTR(close(listen_fd_)) < 0) |
80 PLOG(ERROR) << "close"; | 81 PLOG(ERROR) << "close"; |
81 listen_fd_ = -1; | 82 listen_fd_ = -1; |
82 if (unlink(path_.value().c_str()) < 0) | 83 if (unlink(path_.value().c_str()) < 0) |
83 PLOG(ERROR) << "unlink"; | 84 PLOG(ERROR) << "unlink"; |
84 | 85 |
85 // Unregister libevent for the listening socket and close it. | 86 // Unregister libevent for the listening socket and close it. |
86 server_listen_connection_watcher_.StopWatchingFileDescriptor(); | 87 server_listen_connection_watcher_.StopWatchingFileDescriptor(); |
87 } | 88 } |
88 | 89 |
89 } // namespace IPC | 90 } // namespace IPC |
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