busybox/e2fsprogs/ext2fs/e2image.h

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/*
* e2image.h --- header file describing the ext2 image format
*
* Copyright (C) 2000 Theodore Ts'o.
*
* Note: this uses the POSIX IO interfaces, unlike most of the other
* functions in this library. So sue me.
*
* %Begin-Header%
* This file may be redistributed under the terms of the GNU Public
* License.
* %End-Header%
*/
struct ext2_image_hdr {
__u32 magic_number; /* This must be EXT2_ET_MAGIC_E2IMAGE */
char magic_descriptor[16]; /* "Ext2 Image 1.0", w/ null padding */
char fs_hostname[64];/* Hostname of machine of image */
char fs_netaddr[32]; /* Network address */
__u32 fs_netaddr_type;/* 0 = IPV4, 1 = IPV6, etc. */
__u32 fs_device; /* Device number of image */
char fs_device_name[64]; /* Device name */
char fs_uuid[16]; /* UUID of filesystem */
__u32 fs_blocksize; /* Block size of the filesystem */
__u32 fs_reserved[8];
__u32 image_device; /* Device number of image file */
__u32 image_inode; /* Inode number of image file */
__u32 image_time; /* Time of image creation */
__u32 image_reserved[8];
__u32 offset_super; /* Byte offset of the sb and descriptors */
__u32 offset_inode; /* Byte offset of the inode table */
__u32 offset_inodemap; /* Byte offset of the inode bitmaps */
__u32 offset_blockmap; /* Byte offset of the inode bitmaps */
__u32 offset_reserved[8];
};