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https://git.openwrt.org/project/make_ext4fs.git
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54 lines
1.4 KiB
C
54 lines
1.4 KiB
C
/*
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* Copyright (C) 2014 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 _EXT4_UTILS_EXT4_SB_H_
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#define _EXT4_UTILS_EXT4_SB_H_
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#include "ext4_kernel_headers.h"
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#define EXT4_SUPER_MAGIC 0xEF53
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct fs_info {
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int64_t len; /* If set to 0, ask the block device for the size,
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* if less than 0, reserve that much space at the
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* end of the partition, else use the size given. */
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uint32_t block_size;
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uint32_t blocks_per_group;
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uint32_t inodes_per_group;
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uint32_t inode_size;
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uint32_t inodes;
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uint32_t journal_blocks;
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uint16_t feat_ro_compat;
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uint16_t feat_compat;
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uint16_t feat_incompat;
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uint32_t bg_desc_reserve_blocks;
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uint32_t reserve_pcnt;
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const char *label;
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uint8_t no_journal;
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};
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int ext4_parse_sb(struct ext4_super_block *sb, struct fs_info *info);
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#ifdef __cplusplus
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}
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#endif
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#endif
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