1 // Copyright (c) 2006-2009 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef BASE_FILE_DESCRIPTOR_POSIX_H_ 6 #define BASE_FILE_DESCRIPTOR_POSIX_H_ 7 8 namespace base { 9 10 // ----------------------------------------------------------------------------- 11 // We introduct a special structure for file descriptors in order that we are 12 // able to use template specialisation to special-case their handling. 13 // 14 // WARNING: (Chromium only) There are subtleties to consider if serialising 15 // these objects over IPC. See comments in ipc/ipc_message_utils.h 16 // above the template specialisation for this structure. 17 // ----------------------------------------------------------------------------- 18 struct FileDescriptor { FileDescriptorFileDescriptor19 FileDescriptor() 20 : fd(-1), 21 auto_close(false) { } 22 FileDescriptorFileDescriptor23 FileDescriptor(int ifd, bool iauto_close) 24 : fd(ifd), 25 auto_close(iauto_close) { } 26 27 int fd; 28 // If true, this file descriptor should be closed after it has been used. For 29 // example an IPC system might interpret this flag as indicating that the 30 // file descriptor it has been given should be closed after use. 31 bool auto_close; 32 }; 33 34 } // namespace base 35 36 #endif // BASE_FILE_DESCRIPTOR_POSIX_H_ 37