172ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o/* 272ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o * e2image.h --- header file describing the ext2 image format 3efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o * 472ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o * Copyright (C) 2000 Theodore Ts'o. 572ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o * 672ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o * Note: this uses the POSIX IO interfaces, unlike most of the other 7efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o * functions in this library. So sue me. 872ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o * 972ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o * %Begin-Header% 10543547a52a20cb7e69d74921b2f691078fd55d83Theodore Ts'o * This file may be redistributed under the terms of the GNU Library 11543547a52a20cb7e69d74921b2f691078fd55d83Theodore Ts'o * General Public License, version 2. 1272ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o * %End-Header% 1372ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o */ 1472ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o 1572ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'ostruct ext2_image_hdr { 1672ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 magic_number; /* This must be EXT2_ET_MAGIC_E2IMAGE */ 1772ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o char magic_descriptor[16]; /* "Ext2 Image 1.0", w/ null padding */ 18c5423c5b3ea549d96d1b3315a96b5b58beca75cdTheodore Ts'o char fs_hostname[64];/* Hostname of machine of image */ 1972ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o char fs_netaddr[32]; /* Network address */ 2072ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 fs_netaddr_type;/* 0 = IPV4, 1 = IPV6, etc. */ 2172ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 fs_device; /* Device number of image */ 22a78926effb15bbabb1c0ed3e438b03be25c4d48cTheodore Ts'o char fs_device_name[64]; /* Device name */ 2372ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o char fs_uuid[16]; /* UUID of filesystem */ 24a78926effb15bbabb1c0ed3e438b03be25c4d48cTheodore Ts'o __u32 fs_blocksize; /* Block size of the filesystem */ 2572ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 fs_reserved[8]; 26efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o 2772ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 image_device; /* Device number of image file */ 2872ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 image_inode; /* Inode number of image file */ 2972ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 image_time; /* Time of image creation */ 3072ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 image_reserved[8]; 3172ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o 3272ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 offset_super; /* Byte offset of the sb and descriptors */ 3372ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 offset_inode; /* Byte offset of the inode table */ 3472ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 offset_inodemap; /* Byte offset of the inode bitmaps */ 3572ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 offset_blockmap; /* Byte offset of the inode bitmaps */ 3672ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o __u32 offset_reserved[8]; 3772ed12648368b3f3ea14e8102e20bf5d3a3be6d3Theodore Ts'o}; 38