/*
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* Copyright (C) 2007 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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/* This file is used to define the properties of the filesystem
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** images generated by build tools (mkbootfs and mkyaffs2image) and
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** by the device side of adb.
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*/
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#ifndef _LIBS_CUTILS_PRIVATE_FS_CONFIG_H
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#define _LIBS_CUTILS_PRIVATE_FS_CONFIG_H
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#include <stdint.h>
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#include <sys/cdefs.h>
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#include <sys/types.h>
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#if defined(__BIONIC__)
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#include <linux/capability.h>
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#else // defined(__BIONIC__)
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#include "android_filesystem_capability.h"
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#endif // defined(__BIONIC__)
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#define CAP_MASK_LONG(cap_name) (1ULL << (cap_name))
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/*
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* binary format for the runtime <partition>/etc/fs_config_(dirs|files)
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* filesystem override files.
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*/
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/* The following structure is stored little endian */
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struct fs_path_config_from_file {
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uint16_t len;
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uint16_t mode;
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uint16_t uid;
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uint16_t gid;
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uint64_t capabilities;
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char prefix[];
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} __attribute__((__aligned__(sizeof(uint64_t))));
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struct fs_path_config {
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unsigned mode;
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unsigned uid;
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unsigned gid;
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uint64_t capabilities;
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const char* prefix;
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};
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/* Rules for directories and files has moved to system/code/libcutils/fs_config.c */
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__BEGIN_DECLS
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/*
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* Used in:
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* build/tools/fs_config/fs_config.c
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* build/tools/fs_get_stats/fs_get_stats.c
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* system/extras/ext4_utils/make_ext4fs_main.c
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* external/squashfs-tools/squashfs-tools/android.c
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* system/core/cpio/mkbootfs.c
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* system/core/adb/file_sync_service.cpp
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* system/extras/ext4_utils/canned_fs_config.c
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*/
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void fs_config(const char* path, int dir, const char* target_out_path, unsigned* uid, unsigned* gid,
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unsigned* mode, uint64_t* capabilities);
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ssize_t fs_config_generate(char* buffer, size_t length, const struct fs_path_config* pc);
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__END_DECLS
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#endif /* _LIBS_CUTILS_PRIVATE_FS_CONFIG_H */
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