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