2 * resize2fs.h --- ext2 resizer header file
4 * Copyright (C) 1997 Theodore Ts'o
15 #ifdef HAVE_SYS_TYPES_H
16 #include <sys/types.h>
18 #ifdef HAVE_SYS_TIME_H
25 #ifdef HAVE_LINUX_FS_H
29 #if EXT2_FLAT_INCLUDES
33 #include <linux/ext2_fs.h>
34 #include "ext2fs/ext2fs.h"
41 typedef struct _ext2_extent *ext2_extent;
44 * For the simple progress meter
46 typedef struct ext2_sim_progress *ext2_sim_progmeter;
49 * Flags for the resizer; most are debugging flags only
51 #define RESIZE_DEBUG_IO 0x0001
52 #define RESIZE_DEBUG_BMOVE 0x0002
53 #define RESIZE_DEBUG_INODEMAP 0x0004
54 #define RESIZE_DEBUG_ITABLEMOVE 0x0008
56 #define RESIZE_PERCENT_COMPLETE 0x0100
57 #define RESIZE_VERBOSE 0x0200
60 * The core state structure for the ext2 resizer
62 typedef struct ext2_resize_struct *ext2_resize_t;
64 struct ext2_resize_struct {
67 ext2fs_block_bitmap reserve_blocks;
68 ext2fs_block_bitmap move_blocks;
72 void (*progress)(ext2_resize_t rfs, int pass,
79 * Progress pass numbers...
81 #define E2_RSZ_ADJUST_SUPERBLOCK_PASS 1
82 #define E2_RSZ_BLOCK_RELOC_PASS 2
83 #define E2_RSZ_BLOCK_REF_UPD_PASS 3
84 #define E2_RSZ_INODE_FIND_DIR_PASS 4
85 #define E2_RSZ_INODE_RELOC_PASS 5
86 #define E2_RSZ_INODE_REF_UPD_PASS 6
87 #define E2_RSZ_MOVE_ITABLE_PASS 7
91 extern errcode_t resize_fs(ext2_filsys fs, blk_t new_size, int flags,
92 void (*progress)(ext2_resize_t rfs, int pass,
96 extern errcode_t ext2fs_inode_move(ext2_resize_t rfs);
97 extern errcode_t ext2fs_block_move(ext2_resize_t rfs);
100 extern errcode_t ext2fs_create_extent_table(ext2_extent *ret_extent,
102 extern void ext2fs_free_extent_table(ext2_extent extent);
103 extern errcode_t ext2fs_add_extent_entry(ext2_extent extent,
104 __u32 old_loc, __u32 new_loc);
105 extern __u32 ext2fs_extent_translate(ext2_extent extent, __u32 old_loc);
106 extern void ext2fs_extent_dump(ext2_extent extent, FILE *out);
107 extern errcode_t ext2fs_iterate_extent(ext2_extent extent, __u32 *old_loc,
108 __u32 *new_loc, int *size);
111 extern errcode_t ext2fs_progress_init(ext2_sim_progmeter *ret_prog,
113 int labelwidth, int barwidth,
114 __u32 maxdone, int flags);
115 extern void ext2fs_progress_update(ext2_sim_progmeter prog,
117 extern void ext2fs_progress_close(ext2_sim_progmeter prog);