2 * Copyright (c) 2000 - 2013 Samsung Electronics Co., Ltd All Rights Reserved
4 * Contact: Bumjin Im <bj.im@samsung.com>
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License
18 * @file fstream-accessors.h
19 * @author Marek Smolinski (m.smolinski@samsung.com)
21 * @brief This file is the implementation file of fstream-accessors
25 #ifndef CENT_KEY_FSTREAM_ACCESSORS_H
26 #define CENT_KEY_FSTREAM_ACCESSORS_H
31 * Bypass lack of public member function to get file
32 * descriptor from fstream objects in std
33 * This feature is needed for flushing data from kernel space buffer to
34 * physical device [fsync(int fd) - syscall] on opened fstream object
38 class FstreamAccessors : T::__filebuf_type {
39 typedef FstreamAccessors<T> MyType;
41 static int GetFd(T &strm)
43 return static_cast<MyType *>(strm.rdbuf())->_M_file.fd();
49 #endif // CENT_KEY_FSTREAM_ACCESSORS_H