| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef __CUTILS_FS_H |
| #define __CUTILS_FS_H |
| |
| #include <sys/types.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* |
| * Ensure that directory exists with given mode and owners. |
| */ |
| extern int fs_prepare_dir(const char* path, mode_t mode, uid_t uid, gid_t gid); |
| |
| /* |
| * Read single plaintext integer from given file, correctly handling files |
| * partially written with fs_write_atomic_int(). |
| */ |
| extern int fs_read_atomic_int(const char* path, int* value); |
| |
| /* |
| * Write single plaintext integer to given file, creating backup while |
| * in progress. |
| */ |
| extern int fs_write_atomic_int(const char* path, int value); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __CUTILS_FS_H */ |