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