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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 #ifndef IPC_IPC_CHANNEL_POSIX_H_ | 5 #ifndef IPC_IPC_CHANNEL_POSIX_H_ |
6 #define IPC_IPC_CHANNEL_POSIX_H_ | 6 #define IPC_IPC_CHANNEL_POSIX_H_ |
7 | 7 |
8 #include "ipc/ipc_channel.h" | 8 #include "ipc/ipc_channel.h" |
9 | 9 |
10 #include <sys/socket.h> // for CMSG macros | 10 #include <sys/socket.h> // for CMSG macros |
11 | 11 |
12 #include <queue> | 12 #include <queue> |
13 #include <string> | 13 #include <string> |
14 #include <vector> | 14 #include <vector> |
15 | 15 |
16 #include "base/message_loop/message_loop.h" | 16 #include "base/message_loop/message_loop.h" |
17 #include "base/process.h" | 17 #include "base/process/process.h" |
18 #include "ipc/file_descriptor_set_posix.h" | 18 #include "ipc/file_descriptor_set_posix.h" |
19 #include "ipc/ipc_channel_reader.h" | 19 #include "ipc/ipc_channel_reader.h" |
20 | 20 |
21 #if !defined(OS_MACOSX) | 21 #if !defined(OS_MACOSX) |
22 // On Linux, the seccomp sandbox makes it very expensive to call | 22 // On Linux, the seccomp sandbox makes it very expensive to call |
23 // recvmsg() and sendmsg(). The restriction on calling read() and write(), which | 23 // recvmsg() and sendmsg(). The restriction on calling read() and write(), which |
24 // are cheap, is that we can't pass file descriptors over them. | 24 // are cheap, is that we can't pass file descriptors over them. |
25 // | 25 // |
26 // As we cannot anticipate when the sender will provide us with file | 26 // As we cannot anticipate when the sender will provide us with file |
27 // descriptors, we have to make the decision about whether we call read() or | 27 // descriptors, we have to make the decision about whether we call read() or |
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191 // If non-zero, overrides the process ID sent in the hello message. | 191 // If non-zero, overrides the process ID sent in the hello message. |
192 static int global_pid_; | 192 static int global_pid_; |
193 #endif // OS_LINUX | 193 #endif // OS_LINUX |
194 | 194 |
195 DISALLOW_IMPLICIT_CONSTRUCTORS(ChannelImpl); | 195 DISALLOW_IMPLICIT_CONSTRUCTORS(ChannelImpl); |
196 }; | 196 }; |
197 | 197 |
198 } // namespace IPC | 198 } // namespace IPC |
199 | 199 |
200 #endif // IPC_IPC_CHANNEL_POSIX_H_ | 200 #endif // IPC_IPC_CHANNEL_POSIX_H_ |
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