/usr/include/android/ext4_utils/ext4_sb.h is in android-libext4-utils-dev 6.0.1+r16-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | /*
* Copyright (C) 2014 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 _EXT4_UTILS_EXT4_SB_H_
#define _EXT4_UTILS_EXT4_SB_H_
#include "ext4_kernel_headers.h"
#define EXT4_SUPER_MAGIC 0xEF53
#ifdef __cplusplus
extern "C" {
#endif
struct fs_info {
int64_t len; /* If set to 0, ask the block device for the size,
* if less than 0, reserve that much space at the
* end of the partition, else use the size given. */
uint32_t block_size;
uint32_t blocks_per_group;
uint32_t inodes_per_group;
uint32_t inode_size;
uint32_t inodes;
uint32_t journal_blocks;
uint16_t feat_ro_compat;
uint16_t feat_compat;
uint16_t feat_incompat;
uint32_t bg_desc_reserve_blocks;
const char *label;
uint8_t no_journal;
};
int ext4_parse_sb(struct ext4_super_block *sb, struct fs_info *info);
#ifdef __cplusplus
}
#endif
#endif
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