1/*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ANDROID_BASE_FILE_H
18#define ANDROID_BASE_FILE_H
19
20#include <sys/stat.h>
21#include <string>
22
23#if !defined(_WIN32) && !defined(O_BINARY)
24#define O_BINARY 0
25#endif
26
27namespace android {
28namespace base {
29
30bool ReadFdToString(int fd, std::string* content);
31bool ReadFileToString(const std::string& path, std::string* content);
32
33bool WriteStringToFile(const std::string& content, const std::string& path);
34bool WriteStringToFd(const std::string& content, int fd);
35
36#if !defined(_WIN32)
37bool WriteStringToFile(const std::string& content, const std::string& path,
38                       mode_t mode, uid_t owner, gid_t group);
39#endif
40
41bool ReadFully(int fd, void* data, size_t byte_count);
42bool WriteFully(int fd, const void* data, size_t byte_count);
43
44bool RemoveFileIfExists(const std::string& path, std::string* err = nullptr);
45
46}  // namespace base
47}  // namespace android
48
49#endif // ANDROID_BASE_FILE_H
50