e2image.h revision 72ed12648368b3f3ea14e8102e20bf5d3a3be6d3 
1/*
2 * e2image.h --- header file describing the ext2 image format
3 *
4 * Copyright (C) 2000 Theodore Ts'o.
5 *
6 * Note: this uses the POSIX IO interfaces, unlike most of the other
7 * functions in this library.  So sue me.
8 *
9 * %Begin-Header%
10 * This file may be redistributed under the terms of the GNU Public
11 * License.
12 * %End-Header%
13 */
14
15
16struct ext2_image_hdr {
17	__u32	magic_number;	/* This must be EXT2_ET_MAGIC_E2IMAGE */
18	char	magic_descriptor[16]; /* "Ext2 Image 1.0", w/ null padding */
19	__u32	fs_hostname[64];/* Hostname of machine of image */
20	char	fs_netaddr[32];	/* Network address */
21	__u32	fs_netaddr_type;/* 0 = IPV4, 1 = IPV6, etc. */
22	__u32	fs_device;	/* Device number of image */
23	char	fs_uuid[16];	/* UUID of filesystem */
24	__u32	fs_reserved[8];
25
26	__u32	image_device;	/* Device number of image file */
27	__u32	image_inode;	/* Inode number of image file */
28	__u32	image_time;	/* Time of image creation */
29	__u32	image_reserved[8];
30
31	__u32	offset_super;	/* Byte offset of the sb and descriptors */
32	__u32	offset_inode;	/* Byte offset of the inode table  */
33	__u32	offset_inodemap; /* Byte offset of the inode bitmaps */
34	__u32	offset_blockmap; /* Byte offset of the inode bitmaps */
35	__u32	offset_reserved[8];
36};
37
38
39
40
41
42
43
44
45
46
47
48
49
50