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Side by Side Diff: ipc/ipc_channel_posix.h

Issue 695353005: Non-SFI mode: Use dummy PID for NaCl's IPC channel on Linux platform. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years ago
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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
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78 // for more connections. 78 // for more connections.
79 void ResetToAcceptingConnectionState(); 79 void ResetToAcceptingConnectionState();
80 80
81 // Returns true if the peer process' effective user id can be determined, in 81 // Returns true if the peer process' effective user id can be determined, in
82 // which case the supplied peer_euid is updated with it. 82 // which case the supplied peer_euid is updated with it.
83 bool GetPeerEuid(uid_t* peer_euid) const; 83 bool GetPeerEuid(uid_t* peer_euid) const;
84 84
85 void CloseClientFileDescriptor(); 85 void CloseClientFileDescriptor();
86 86
87 static bool IsNamedServerInitialized(const std::string& channel_id); 87 static bool IsNamedServerInitialized(const std::string& channel_id);
88 #if defined(OS_LINUX)
89 static void SetGlobalPid(int pid);
90 #endif // OS_LINUX
91 88
92 private: 89 private:
93 bool CreatePipe(const IPC::ChannelHandle& channel_handle); 90 bool CreatePipe(const IPC::ChannelHandle& channel_handle);
94 91
95 bool ProcessOutgoingMessages(); 92 bool ProcessOutgoingMessages();
96 93
97 bool AcceptConnection(); 94 bool AcceptConnection();
98 void ClosePipeOnError(); 95 void ClosePipeOnError();
99 int GetHelloMessageProcId() const; 96 int GetHelloMessageProcId() const;
100 void QueueHelloMessage(); 97 void QueueHelloMessage();
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205 #if defined(OS_MACOSX) 202 #if defined(OS_MACOSX)
206 // On OSX, sent FDs must not be closed until we get an ack. 203 // On OSX, sent FDs must not be closed until we get an ack.
207 // Keep track of sent FDs here to make sure the remote is not 204 // Keep track of sent FDs here to make sure the remote is not
208 // trying to bamboozle us. 205 // trying to bamboozle us.
209 std::set<int> fds_to_close_; 206 std::set<int> fds_to_close_;
210 #endif 207 #endif
211 208
212 // True if we are responsible for unlinking the unix domain socket file. 209 // True if we are responsible for unlinking the unix domain socket file.
213 bool must_unlink_; 210 bool must_unlink_;
214 211
215 #if defined(OS_LINUX)
216 // If non-zero, overrides the process ID sent in the hello message.
217 static int global_pid_;
218 #endif // OS_LINUX
219
220 DISALLOW_IMPLICIT_CONSTRUCTORS(ChannelPosix); 212 DISALLOW_IMPLICIT_CONSTRUCTORS(ChannelPosix);
221 }; 213 };
222 214
223 } // namespace IPC 215 } // namespace IPC
224 216
225 #endif // IPC_IPC_CHANNEL_POSIX_H_ 217 #endif // IPC_IPC_CHANNEL_POSIX_H_
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