/*
* e2fsck.h
- *
+ *
* Copyright (C) 1993, 1994 Theodore Ts'o. This file may be
* redistributed under the terms of the GNU Public License.
- *
+ *
*/
+#ifndef _E2FSCK_H
+#define _E2FSCK_H
+
#include <stdio.h>
#include <string.h>
#ifdef HAVE_UNISTD_H
#if EXT2_FLAT_INCLUDES
#include "ext2_fs.h"
#include "ext2fs.h"
+#include "blkid.h"
#else
-#include <linux/ext2_fs.h>
+#include "ext2fs/ext2_fs.h"
#include "ext2fs/ext2fs.h"
+#include "blkid/blkid.h"
#endif
+#include "profile.h"
+#include "prof_err.h"
+
#ifdef ENABLE_NLS
#include <libintl.h>
#include <locale.h>
#else
#define N_(a) (a)
#endif
-/* FIXME */
+#define P_(singular, plural, n) (ngettext (singular, plural, n))
+#ifndef NLS_CAT_NAME
#define NLS_CAT_NAME "e2fsprogs"
+#endif
+#ifndef LOCALEDIR
#define LOCALEDIR "/usr/share/locale"
-/* FIXME */
+#endif
#else
#define _(a) (a)
#define N_(a) a
+#define P_(singular, plural, n) ((n) == 1 ? (singular) : (plural))
#endif
+#ifdef __GNUC__
+#define E2FSCK_ATTR(x) __attribute__(x)
+#else
+#define E2FSCK_ATTR(x)
+#endif
-/* Everything is STDC, these days */
-#define NOARGS void
+#include "quota/quotaio.h"
/*
* Exit codes used by fsck-type programs
#define FSCK_UNCORRECTED 4 /* File system errors left uncorrected */
#define FSCK_ERROR 8 /* Operational error */
#define FSCK_USAGE 16 /* Usage or syntax error */
+#define FSCK_CANCELED 32 /* Aborted with a signal or ^C */
#define FSCK_LIBRARY 128 /* Shared library error */
/*
* directory information.
*/
struct dir_info {
- ino_t ino; /* Inode number */
- ino_t dotdot; /* Parent according to '..' */
- ino_t parent; /* Parent according to treewalk */
+ ext2_ino_t ino; /* Inode number */
+ ext2_ino_t dotdot; /* Parent according to '..' */
+ ext2_ino_t parent; /* Parent according to treewalk */
+};
+
+
+/*
+ * The indexed directory information structure; stores information for
+ * directories which contain a hash tree index.
+ */
+struct dx_dir_info {
+ ext2_ino_t ino; /* Inode number */
+ int numblocks; /* number of blocks */
+ int hashversion;
+ short depth; /* depth of tree */
+ struct dx_dirblock_info *dx_block; /* Array of size numblocks */
+};
+
+#define DX_DIRBLOCK_ROOT 1
+#define DX_DIRBLOCK_LEAF 2
+#define DX_DIRBLOCK_NODE 3
+#define DX_DIRBLOCK_CORRUPT 4
+#define DX_DIRBLOCK_CLEARED 8
+
+struct dx_dirblock_info {
+ int type;
+ blk64_t phys;
+ int flags;
+ blk64_t parent;
+ ext2_dirhash_t min_hash;
+ ext2_dirhash_t max_hash;
+ ext2_dirhash_t node_min_hash;
+ ext2_dirhash_t node_max_hash;
};
+#define DX_FLAG_REFERENCED 1
+#define DX_FLAG_DUP_REF 2
+#define DX_FLAG_FIRST 4
+#define DX_FLAG_LAST 8
+
+#define RESOURCE_TRACK
+
#ifdef RESOURCE_TRACK
/*
* This structure is used for keeping track of how much resources have
struct timeval user_start;
struct timeval system_start;
void *brk_start;
+ unsigned long long bytes_read;
+ unsigned long long bytes_written;
};
#endif
#define E2F_OPT_TIME2 0x0020
#define E2F_OPT_CHECKBLOCKS 0x0040
#define E2F_OPT_DEBUG 0x0080
+#define E2F_OPT_FORCE 0x0100
+#define E2F_OPT_WRITECHECK 0x0200
+#define E2F_OPT_COMPRESS_DIRS 0x0400
+#define E2F_OPT_FRAGCHECK 0x0800
+#define E2F_OPT_JOURNAL_ONLY 0x1000 /* only replay the journal */
+#define E2F_OPT_DISCARD 0x2000
/*
* E2fsck flags
*/
#define E2F_FLAG_ABORT 0x0001 /* Abort signaled */
#define E2F_FLAG_CANCEL 0x0002 /* Cancel signaled */
-#define E2F_FLAG_SIGNAL_MASK 0x0003
+#define E2F_FLAG_SIGNAL_MASK (E2F_FLAG_ABORT | E2F_FLAG_CANCEL)
#define E2F_FLAG_RESTART 0x0004 /* Restart signaled */
-
+#define E2F_FLAG_RUN_RETURN (E2F_FLAG_SIGNAL_MASK | E2F_FLAG_RESTART)
+#define E2F_FLAG_RESTART_LATER 0x0008 /* Restart after all iterations done */
#define E2F_FLAG_SETJMP_OK 0x0010 /* Setjmp valid for abort */
#define E2F_FLAG_PROG_BAR 0x0020 /* Progress bar on screen */
#define E2F_FLAG_PROG_SUPPRESS 0x0040 /* Progress suspended */
+#define E2F_FLAG_JOURNAL_INODE 0x0080 /* Create a new ext3 journal inode */
+#define E2F_FLAG_SB_SPECIFIED 0x0100 /* The superblock was explicitly
+ * specified by the user */
+#define E2F_FLAG_RESTARTED 0x0200 /* E2fsck has been restarted */
+#define E2F_FLAG_RESIZE_INODE 0x0400 /* Request to recreate resize inode */
+#define E2F_FLAG_GOT_DEVSIZE 0x0800 /* Device size has been fetched */
+#define E2F_FLAG_EXITING 0x1000 /* E2fsck exiting due to errors */
+#define E2F_FLAG_TIME_INSANE 0x2000 /* Time is insane */
+#define E2F_FLAG_PROBLEMS_FIXED 0x4000 /* At least one problem was fixed */
+
+#define E2F_RESET_FLAGS (E2F_FLAG_TIME_INSANE | E2F_FLAG_PROBLEMS_FIXED)
/*
* Defines for indicating the e2fsck pass number
#define E2F_PASS_1B 6
/*
+ * Define the extended attribute refcount structure
+ */
+typedef struct ea_refcount *ext2_refcount_t;
+
+/*
* This is the global e2fsck structure.
*/
typedef struct e2fsck_struct *e2fsck_t;
+#define MAX_EXTENT_DEPTH_COUNT 5
+
struct e2fsck_struct {
ext2_filsys fs;
const char *program_name;
- const char *filesystem_name;
- const char *device_name;
+ char *filesystem_name;
+ char *device_name;
+ char *io_options;
+ FILE *logf;
+ char *log_fn;
int flags; /* E2fsck internal flags */
int options;
- blk_t use_superblock; /* sb requested by user */
- blk_t superblock; /* sb used to open fs */
- blk_t num_blocks; /* Total number of blocks */
+ int blocksize; /* blocksize */
+ blk64_t use_superblock; /* sb requested by user */
+ blk64_t superblock; /* sb used to open fs */
+ blk64_t num_blocks; /* Total number of blocks */
+ blk64_t free_blocks;
+ ino_t free_inodes;
+ int mount_flags;
+ int openfs_flags;
+ blkid_cache blkid; /* blkid cache */
#ifdef HAVE_SETJMP_H
jmp_buf abort_loc;
ext2fs_block_bitmap block_found_map; /* Blocks which are in use */
ext2fs_block_bitmap block_dup_map; /* Blks referenced more than once */
- ext2fs_block_bitmap block_illegal_map; /* Meta-data blocks */
+ ext2fs_block_bitmap block_ea_map; /* Blocks which are used by EA's */
/*
* Inode count arrays
ext2_icount_t inode_count;
ext2_icount_t inode_link_info;
+ ext2_refcount_t refcount;
+ ext2_refcount_t refcount_extra;
+
/*
* Array of flags indicating whether an inode bitmap, block
* bitmap, or inode table is invalid
/*
* For pass1_check_directory and pass1_get_blocks
*/
- ino_t stashed_ino;
+ ext2_ino_t stashed_ino;
struct ext2_inode *stashed_inode;
/*
+ * Location of the lost and found directory
+ */
+ ext2_ino_t lost_and_found;
+ int bad_lost_and_found;
+
+ /*
* Directory information
*/
- int dir_info_count;
- int dir_info_size;
- struct dir_info *dir_info;
+ struct dir_info_db *dir_info;
+
+ /*
+ * Indexed directory information
+ */
+ int dx_dir_info_count;
+ int dx_dir_info_size;
+ struct dx_dir_info *dx_dir_info;
+
+ /*
+ * Directories to hash
+ */
+ ext2_u32_list dirs_to_hash;
/*
* Tuning parameters
*/
int process_inode_size;
int inode_buffer_blocks;
+ unsigned int htree_slack_percentage;
+ /*
+ * ext3 journal support
+ */
+ io_channel journal_io;
+ char *journal_name;
+
+ /*
+ * Ext4 quota support
+ */
+ quota_ctx_t qctx;
#ifdef RESOURCE_TRACK
/*
* For timing purposes
int progress_fd;
int progress_pos;
int progress_last_percent;
+ unsigned int progress_last_time;
+ int interactive; /* Are we connected directly to a tty? */
+ char start_meta[2], stop_meta[2];
/* File counts */
- int fs_directory_count;
- int fs_regular_count;
- int fs_blockdev_count;
- int fs_chardev_count;
- int fs_links_count;
- int fs_symlinks_count;
- int fs_fast_symlinks_count;
- int fs_fifo_count;
- int fs_total_count;
- int fs_badblocks_count;
- int fs_sockets_count;
- int fs_ind_count;
- int fs_dind_count;
- int fs_tind_count;
- int fs_fragmented;
- int large_files;
+ __u32 fs_directory_count;
+ __u32 fs_regular_count;
+ __u32 fs_blockdev_count;
+ __u32 fs_chardev_count;
+ __u32 fs_links_count;
+ __u32 fs_symlinks_count;
+ __u32 fs_fast_symlinks_count;
+ __u32 fs_fifo_count;
+ __u32 fs_total_count;
+ __u32 fs_badblocks_count;
+ __u32 fs_sockets_count;
+ __u32 fs_ind_count;
+ __u32 fs_dind_count;
+ __u32 fs_tind_count;
+ __u32 fs_fragmented;
+ __u32 fs_fragmented_dir;
+ __u32 large_files;
+ __u32 fs_ext_attr_inodes;
+ __u32 fs_ext_attr_blocks;
+ __u32 extent_depth_count[MAX_EXTENT_DEPTH_COUNT];
+
+ /* misc fields */
+ time_t now;
+ time_t time_fudge; /* For working around buggy init scripts */
+ int ext_attr_ver;
+ profile_t profile;
+ int blocks_per_page;
+
+ /* Reserve blocks for root and l+f re-creation */
+ blk64_t root_repair_block, lnf_repair_block;
/*
* For the use of callers of the e2fsck functions; not used by
void *priv_data;
};
+/* Used by the region allocation code */
+typedef __u32 region_addr_t;
+typedef struct region_struct *region_t;
+
+#ifndef HAVE_STRNLEN
+#define strnlen(str, x) e2fsck_strnlen((str),(x))
+extern int e2fsck_strnlen(const char * s, int count);
+#endif
/*
* Procedure declarations
/* badblock.c */
extern void read_bad_blocks_file(e2fsck_t ctx, const char *bad_blocks_file,
int replace_bad_blocks);
-extern void test_disk(e2fsck_t ctx);
+
+/* crc32.c */
+extern __u32 crc32_be(__u32 crc, unsigned char const *p, size_t len);
/* dirinfo.c */
-extern void e2fsck_add_dir_info(e2fsck_t ctx, ino_t ino, ino_t parent);
-extern struct dir_info *e2fsck_get_dir_info(e2fsck_t ctx, ino_t ino);
+extern void e2fsck_add_dir_info(e2fsck_t ctx, ext2_ino_t ino, ext2_ino_t parent);
extern void e2fsck_free_dir_info(e2fsck_t ctx);
-extern int e2fsck_get_num_dirs(e2fsck_t ctx);
extern int e2fsck_get_num_dirinfo(e2fsck_t ctx);
-extern struct dir_info *e2fsck_dir_info_iter(e2fsck_t ctx, int *control);
+extern struct dir_info_iter *e2fsck_dir_info_iter_begin(e2fsck_t ctx);
+extern struct dir_info *e2fsck_dir_info_iter(e2fsck_t ctx,
+ struct dir_info_iter *);
+extern void e2fsck_dir_info_iter_end(e2fsck_t ctx, struct dir_info_iter *);
+extern int e2fsck_dir_info_set_parent(e2fsck_t ctx, ext2_ino_t ino,
+ ext2_ino_t parent);
+extern int e2fsck_dir_info_set_dotdot(e2fsck_t ctx, ext2_ino_t ino,
+ ext2_ino_t dotdot);
+extern int e2fsck_dir_info_get_parent(e2fsck_t ctx, ext2_ino_t ino,
+ ext2_ino_t *parent);
+extern int e2fsck_dir_info_get_dotdot(e2fsck_t ctx, ext2_ino_t ino,
+ ext2_ino_t *dotdot);
+
+/* dx_dirinfo.c */
+extern void e2fsck_add_dx_dir(e2fsck_t ctx, ext2_ino_t ino, int num_blocks);
+extern struct dx_dir_info *e2fsck_get_dx_dir_info(e2fsck_t ctx, ext2_ino_t ino);
+extern void e2fsck_free_dx_dir_info(e2fsck_t ctx);
+extern int e2fsck_get_num_dx_dirinfo(e2fsck_t ctx);
+extern struct dx_dir_info *e2fsck_dx_dir_info_iter(e2fsck_t ctx, int *control);
+
+/* ea_refcount.c */
+extern errcode_t ea_refcount_create(int size, ext2_refcount_t *ret);
+extern void ea_refcount_free(ext2_refcount_t refcount);
+extern errcode_t ea_refcount_fetch(ext2_refcount_t refcount, blk64_t blk, int *ret);
+extern errcode_t ea_refcount_increment(ext2_refcount_t refcount,
+ blk64_t blk, int *ret);
+extern errcode_t ea_refcount_decrement(ext2_refcount_t refcount,
+ blk64_t blk, int *ret);
+extern errcode_t ea_refcount_store(ext2_refcount_t refcount,
+ blk64_t blk, int count);
+extern blk_t ext2fs_get_refcount_size(ext2_refcount_t refcount);
+extern void ea_refcount_intr_begin(ext2_refcount_t refcount);
+extern blk64_t ea_refcount_intr_next(ext2_refcount_t refcount, int *ret);
/* ehandler.c */
extern const char *ehandler_operation(const char *op);
extern void ehandler_init(io_channel channel);
+/* journal.c */
+extern errcode_t e2fsck_check_ext3_journal(e2fsck_t ctx);
+extern errcode_t e2fsck_run_ext3_journal(e2fsck_t ctx);
+extern void e2fsck_move_ext3_journal(e2fsck_t ctx);
+extern int e2fsck_fix_ext3_journal_hint(e2fsck_t ctx);
+
+/* logfile.c */
+extern void set_up_logging(e2fsck_t ctx);
+
+/* quota.c */
+extern void e2fsck_hide_quota(e2fsck_t ctx);
+
/* pass1.c */
-extern void e2fsck_use_inode_shortcuts(e2fsck_t ctx, int bool);
-extern int e2fsck_pass1_check_device_inode(struct ext2_inode *inode);
+extern void e2fsck_setup_tdb_icount(e2fsck_t ctx, int flags,
+ ext2_icount_t *ret);
+extern void e2fsck_use_inode_shortcuts(e2fsck_t ctx, int use_shortcuts);
+extern int e2fsck_pass1_check_device_inode(ext2_filsys fs,
+ struct ext2_inode *inode);
+extern int e2fsck_pass1_check_symlink(ext2_filsys fs, ext2_ino_t ino,
+ struct ext2_inode *inode, char *buf);
+extern void e2fsck_clear_inode(e2fsck_t ctx, ext2_ino_t ino,
+ struct ext2_inode *inode, int restart_flag,
+ const char *source);
+extern void e2fsck_intercept_block_allocations(e2fsck_t ctx);
/* pass2.c */
-extern int e2fsck_process_bad_inode(e2fsck_t ctx, ino_t dir, ino_t ino);
+extern int e2fsck_process_bad_inode(e2fsck_t ctx, ext2_ino_t dir,
+ ext2_ino_t ino, char *buf);
/* pass3.c */
-extern int e2fsck_reconnect_file(e2fsck_t ctx, ino_t inode);
+extern int e2fsck_reconnect_file(e2fsck_t ctx, ext2_ino_t inode);
+extern errcode_t e2fsck_expand_directory(e2fsck_t ctx, ext2_ino_t dir,
+ int num, int gauranteed_size);
+extern ext2_ino_t e2fsck_get_lost_and_found(e2fsck_t ctx, int fix);
+extern errcode_t e2fsck_adjust_inode_count(e2fsck_t ctx, ext2_ino_t ino,
+ int adj);
+
+
+/* region.c */
+extern region_t region_create(region_addr_t min, region_addr_t max);
+extern void region_free(region_t region);
+extern int region_allocate(region_t region, region_addr_t start, int n);
+
+/* rehash.c */
+errcode_t e2fsck_rehash_dir(e2fsck_t ctx, ext2_ino_t ino);
+void e2fsck_rehash_directories(e2fsck_t ctx);
+
+/* sigcatcher.c */
+void sigcatcher_setup(void);
/* super.c */
void check_super_block(e2fsck_t ctx);
-errcode_t e2fsck_get_device_size(e2fsck_t ctx);
-
-/* swapfs.c */
-void swap_filesys(e2fsck_t ctx);
+int check_backup_super_block(e2fsck_t ctx);
+void check_resize_inode(e2fsck_t ctx);
/* util.c */
extern void *e2fsck_allocate_memory(e2fsck_t ctx, unsigned int size,
const char *description);
extern int ask(e2fsck_t ctx, const char * string, int def);
-extern int ask_yn(const char * string, int def);
+extern int ask_yn(e2fsck_t ctx, const char * string, int def);
extern void fatal_error(e2fsck_t ctx, const char * fmt_string);
+extern void log_out(e2fsck_t ctx, const char *fmt, ...)
+ E2FSCK_ATTR((format(printf, 2, 3)));
+extern void log_err(e2fsck_t ctx, const char *fmt, ...)
+ E2FSCK_ATTR((format(printf, 2, 3)));
extern void e2fsck_read_bitmaps(e2fsck_t ctx);
extern void e2fsck_write_bitmaps(e2fsck_t ctx);
extern void preenhalt(e2fsck_t ctx);
+extern char *string_copy(e2fsck_t ctx, const char *str, int len);
+extern errcode_t e2fsck_zero_blocks(ext2_filsys fs, blk_t blk, int num,
+ blk_t *ret_blk, int *ret_count);
+extern int fs_proc_check(const char *fs_name);
+extern int check_for_modules(const char *fs_name);
#ifdef RESOURCE_TRACK
-extern void print_resource_track(const char *desc,
- struct resource_track *track);
-extern void init_resource_track(struct resource_track *track);
+extern void print_resource_track(e2fsck_t ctx,
+ const char *desc,
+ struct resource_track *track,
+ io_channel channel);
+extern void init_resource_track(struct resource_track *track,
+ io_channel channel);
+#else
+#define print_resource_track(ctx, desc, track, channel) do { } while (0)
+#define init_resource_track(track, channel) do { } while (0)
#endif
extern int inode_has_valid_blocks(struct ext2_inode *inode);
extern void e2fsck_read_inode(e2fsck_t ctx, unsigned long ino,
struct ext2_inode * inode, const char * proc);
+extern void e2fsck_read_inode_full(e2fsck_t ctx, unsigned long ino,
+ struct ext2_inode *inode,
+ const int bufsize, const char *proc);
extern void e2fsck_write_inode(e2fsck_t ctx, unsigned long ino,
struct ext2_inode * inode, const char * proc);
+extern void e2fsck_write_inode_full(e2fsck_t ctx, unsigned long ino,
+ struct ext2_inode * inode, int bufsize,
+ const char *proc);
#ifdef MTRACE
extern void mtrace_print(char *mesg);
#endif
-extern blk_t get_backup_sb(ext2_filsys fs);
+extern blk64_t get_backup_sb(e2fsck_t ctx, ext2_filsys fs,
+ const char *name, io_manager manager);
extern int ext2_file_type(unsigned int mode);
+extern int write_all(int fd, char *buf, size_t count);
+void dump_mmp_msg(struct mmp_struct *mmp, const char *msg);
+errcode_t e2fsck_mmp_update(ext2_filsys fs);
+
+extern void e2fsck_set_bitmap_type(ext2_filsys fs,
+ unsigned int default_type,
+ const char *profile_name,
+ unsigned int *old_type);
+extern errcode_t e2fsck_allocate_inode_bitmap(ext2_filsys fs,
+ const char *descr,
+ int default_type,
+ const char *profile_name,
+ ext2fs_inode_bitmap *ret);
+extern errcode_t e2fsck_allocate_block_bitmap(ext2_filsys fs,
+ const char *descr,
+ int default_type,
+ const char *profile_name,
+ ext2fs_block_bitmap *ret);
+extern errcode_t e2fsck_allocate_subcluster_bitmap(ext2_filsys fs,
+ const char *descr,
+ int default_type,
+ const char *profile_name,
+ ext2fs_block_bitmap *ret);
/* unix.c */
extern void e2fsck_clear_progbar(e2fsck_t ctx);
+extern int e2fsck_simple_progress(e2fsck_t ctx, const char *label,
+ float percent, unsigned int dpynum);
+#endif /* _E2FSCK_H */
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