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