2 * resize2fs.h --- ext2 resizer header file
4 * Copyright (C) 1997, 1998 by Theodore Ts'o and
7 * Copyright (C) 1999, 2000 by Theosore Ts'o
10 * This file may be redistributed under the terms of the GNU Public
21 #ifdef HAVE_SYS_TYPES_H
22 #include <sys/types.h>
24 #ifdef HAVE_SYS_TIME_H
31 #if EXT2_FLAT_INCLUDES
36 #include "ext2fs/ext2_fs.h"
37 #include "ext2fs/ext2fs.h"
44 #define _(a) (gettext (a))
46 #define N_(a) gettext_noop (a)
51 #define NLS_CAT_NAME "e2fsprogs"
54 #define LOCALEDIR "/usr/share/locale"
65 typedef struct _ext2_extent *ext2_extent;
68 * For the simple progress meter
70 typedef struct ext2_sim_progress *ext2_sim_progmeter;
73 * Flags for the resizer; most are debugging flags only
75 #define RESIZE_DEBUG_IO 0x0001
76 #define RESIZE_DEBUG_BMOVE 0x0002
77 #define RESIZE_DEBUG_INODEMAP 0x0004
78 #define RESIZE_DEBUG_ITABLEMOVE 0x0008
80 #define RESIZE_PERCENT_COMPLETE 0x0100
81 #define RESIZE_VERBOSE 0x0200
84 * The core state structure for the ext2 resizer
86 typedef struct ext2_resize_struct *ext2_resize_t;
88 struct ext2_resize_struct {
91 ext2fs_block_bitmap reserve_blocks;
92 ext2fs_block_bitmap move_blocks;
95 blk64_t needed_blocks;
100 * For the block allocator
106 * For the progress meter
108 errcode_t (*progress)(ext2_resize_t rfs, int pass,
115 * Progress pass numbers...
117 #define E2_RSZ_EXTEND_ITABLE_PASS 1
118 #define E2_RSZ_BLOCK_RELOC_PASS 2
119 #define E2_RSZ_INODE_SCAN_PASS 3
120 #define E2_RSZ_INODE_REF_UPD_PASS 4
121 #define E2_RSZ_MOVE_ITABLE_PASS 5
125 extern errcode_t resize_fs(ext2_filsys fs, blk64_t *new_size, int flags,
126 errcode_t (*progress)(ext2_resize_t rfs,
127 int pass, unsigned long cur,
130 extern errcode_t adjust_fs_info(ext2_filsys fs, ext2_filsys old_fs,
131 ext2fs_block_bitmap reserve_blocks,
133 extern blk64_t calculate_minimum_resize_size(ext2_filsys fs);
137 extern errcode_t ext2fs_create_extent_table(ext2_extent *ret_extent,
139 extern void ext2fs_free_extent_table(ext2_extent extent);
140 extern errcode_t ext2fs_add_extent_entry(ext2_extent extent,
141 __u64 old_loc, __u64 new_loc);
142 extern __u64 ext2fs_extent_translate(ext2_extent extent, __u64 old_loc);
143 extern void ext2fs_extent_dump(ext2_extent extent, FILE *out);
144 extern errcode_t ext2fs_iterate_extent(ext2_extent extent, __u64 *old_loc,
145 __u64 *new_loc, __u64 *size);
148 extern errcode_t online_resize_fs(ext2_filsys fs, const char *mtpt,
149 blk64_t *new_size, int flags);
152 extern errcode_t ext2fs_progress_init(ext2_sim_progmeter *ret_prog,
154 int labelwidth, int barwidth,
155 __u32 maxdone, int flags);
156 extern void ext2fs_progress_update(ext2_sim_progmeter prog,
158 extern void ext2fs_progress_close(ext2_sim_progmeter prog);