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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_H_ | 5 #ifndef IPC_IPC_CHANNEL_H_ |
6 #define IPC_IPC_CHANNEL_H_ | 6 #define IPC_IPC_CHANNEL_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #if defined(OS_POSIX) | 10 #if defined(OS_POSIX) |
11 #include <sys/types.h> | 11 #include <sys/types.h> |
12 #endif | 12 #endif |
13 | 13 |
14 #include "base/compiler_specific.h" | 14 #include "base/compiler_specific.h" |
| 15 #include "base/files/scoped_file.h" |
15 #include "base/process/process.h" | 16 #include "base/process/process.h" |
16 #include "ipc/ipc_channel_handle.h" | 17 #include "ipc/ipc_channel_handle.h" |
17 #include "ipc/ipc_message.h" | 18 #include "ipc/ipc_message.h" |
18 #include "ipc/ipc_sender.h" | 19 #include "ipc/ipc_sender.h" |
19 | 20 |
20 namespace IPC { | 21 namespace IPC { |
21 | 22 |
22 class Listener; | 23 class Listener; |
23 | 24 |
24 //------------------------------------------------------------------------------ | 25 //------------------------------------------------------------------------------ |
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182 #if defined(OS_POSIX) && !defined(OS_NACL) | 183 #if defined(OS_POSIX) && !defined(OS_NACL) |
183 // On POSIX an IPC::Channel wraps a socketpair(), this method returns the | 184 // On POSIX an IPC::Channel wraps a socketpair(), this method returns the |
184 // FD # for the client end of the socket. | 185 // FD # for the client end of the socket. |
185 // This method may only be called on the server side of a channel. | 186 // This method may only be called on the server side of a channel. |
186 // This method can be called on any thread. | 187 // This method can be called on any thread. |
187 virtual int GetClientFileDescriptor() const = 0; | 188 virtual int GetClientFileDescriptor() const = 0; |
188 | 189 |
189 // Same as GetClientFileDescriptor, but transfers the ownership of the | 190 // Same as GetClientFileDescriptor, but transfers the ownership of the |
190 // file descriptor to the caller. | 191 // file descriptor to the caller. |
191 // This method can be called on any thread. | 192 // This method can be called on any thread. |
192 virtual int TakeClientFileDescriptor() = 0; | 193 virtual base::ScopedFD TakeClientFileDescriptor() = 0; |
193 #endif // defined(OS_POSIX) && !defined(OS_NACL) | 194 #endif // defined(OS_POSIX) && !defined(OS_NACL) |
194 | 195 |
195 // Returns true if a named server channel is initialized on the given channel | 196 // Returns true if a named server channel is initialized on the given channel |
196 // ID. Even if true, the server may have already accepted a connection. | 197 // ID. Even if true, the server may have already accepted a connection. |
197 static bool IsNamedServerInitialized(const std::string& channel_id); | 198 static bool IsNamedServerInitialized(const std::string& channel_id); |
198 | 199 |
199 #if !defined(OS_NACL) | 200 #if !defined(OS_NACL) |
200 // Generates a channel ID that's non-predictable and unique. | 201 // Generates a channel ID that's non-predictable and unique. |
201 static std::string GenerateUniqueRandomChannelID(); | 202 static std::string GenerateUniqueRandomChannelID(); |
202 | 203 |
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226 | 227 |
227 #if defined(OS_POSIX) | 228 #if defined(OS_POSIX) |
228 // SocketPair() creates a pair of socket FDs suitable for using with | 229 // SocketPair() creates a pair of socket FDs suitable for using with |
229 // IPC::Channel. | 230 // IPC::Channel. |
230 IPC_EXPORT bool SocketPair(int* fd1, int* fd2); | 231 IPC_EXPORT bool SocketPair(int* fd1, int* fd2); |
231 #endif | 232 #endif |
232 | 233 |
233 } // namespace IPC | 234 } // namespace IPC |
234 | 235 |
235 #endif // IPC_IPC_CHANNEL_H_ | 236 #endif // IPC_IPC_CHANNEL_H_ |
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