#include <stdio.h>
#include <string.h>
+#ifdef HAVE_UNISTD_H
#include <unistd.h>
+#endif
#include <stdlib.h>
+#include <time.h>
+#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
-
-#ifdef HAVE_LINUX_FS_H
-#include <linux/fs.h>
#endif
-#include <linux/ext2_fs.h>
+#ifdef HAVE_SETJMP_H
+#include <setjmp.h>
+#endif
+#if EXT2_FLAT_INCLUDES
+#include "ext2_fs.h"
+#include "ext2fs.h"
+#else
+#include "ext2fs/ext2_fs.h"
#include "ext2fs/ext2fs.h"
+#endif
-#ifdef __STDC__
-#define NOARGS void
+#ifdef ENABLE_NLS
+#include <libintl.h>
+#include <locale.h>
+#define _(a) (gettext (a))
+#ifdef gettext_noop
+#define N_(a) gettext_noop (a)
#else
-#define NOARGS
-#define const
+#define N_(a) (a)
+#endif
+/* FIXME */
+#define NLS_CAT_NAME "e2fsprogs"
+#define LOCALEDIR "/usr/share/locale"
+/* FIXME */
+#else
+#define _(a) (a)
+#define N_(a) a
#endif
/*
#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 */
/*
#define E2FSCK_CURRENT_REV 1
/*
- * Inode count arrays
- */
-extern unsigned short * inode_count;
-extern unsigned short * inode_link_info;
-
-/*
* The directory information structure; stores directory information
* collected in earlier passes, to avoid disk i/o in fetching the
- * directoryt information.
+ * 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;
+ struct dx_dirblock_info *dx_block; /* Array of size numblocks */
};
-struct dir_block_struct {
- ino_t ino;
- blk_t blk;
- int blockcnt;
+#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;
+ blk_t phys;
+ int flags;
+ blk_t parent;
+ ext2_dirhash_t min_hash;
+ ext2_dirhash_t max_hash;
+ ext2_dirhash_t node_min_hash;
+ ext2_dirhash_t node_max_hash;
};
-struct dir_block_struct *dir_blocks;
-int dir_block_count;
-int dir_block_size;
+#define DX_FLAG_REFERENCED 1
+#define DX_FLAG_DUP_REF 2
+#define DX_FLAG_FIRST 4
+#define DX_FLAG_LAST 8
+#ifdef RESOURCE_TRACK
/*
* This structure is used for keeping track of how much resources have
* been used for a particular pass of e2fsck.
struct timeval system_start;
void *brk_start;
};
+#endif
+
+/*
+ * E2fsck options
+ */
+#define E2F_OPT_READONLY 0x0001
+#define E2F_OPT_PREEN 0x0002
+#define E2F_OPT_YES 0x0004
+#define E2F_OPT_NO 0x0008
+#define E2F_OPT_TIME 0x0010
+#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
+
+/*
+ * 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_RESTART 0x0004 /* Restart signaled */
+
+#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 */
+
+/*
+ * Defines for indicating the e2fsck pass number
+ */
+#define E2F_PASS_1 1
+#define E2F_PASS_2 2
+#define E2F_PASS_3 3
+#define E2F_PASS_4 4
+#define E2F_PASS_5 5
+#define E2F_PASS_1B 6
/*
- * Variables
+ * Define the extended attribute refcount structure
*/
-extern const char * program_name;
-extern const char * device_name;
-
-extern ext2fs_inode_bitmap inode_used_map; /* Inodes which are in use */
-extern ext2fs_inode_bitmap inode_bad_map; /* Inodes which are bad somehow */
-extern ext2fs_inode_bitmap inode_dir_map; /* Inodes which are directories */
-
-extern ext2fs_block_bitmap block_found_map; /* Blocks which are in use */
-extern ext2fs_block_bitmap block_dup_map; /* Blocks which are used by more than once */
-
-extern const char *fix_msg[2]; /* Fixed or ignored! */
-extern const char *clear_msg[2]; /* Cleared or ignored! */
-
-extern int *invalid_inode_bitmap;
-extern int *invalid_block_bitmap;
-extern int *invalid_inode_table;
-extern int restart_e2fsck;
-
-/* Command line options */
-extern int nflag;
-extern int yflag;
-extern int tflag;
-extern int preen;
-extern int verbose;
-extern int list;
-extern int debug;
-extern int force;
-
-extern int rwflag;
-
-extern int inode_buffer_blocks;
-extern int process_inode_size;
-extern int directory_blocks;
-
-extern int no_bad_inode;
-extern int no_lpf;
-extern int lpf_corrupted;
-
-/* Files counts */
-extern int fs_directory_count;
-extern int fs_regular_count;
-extern int fs_blockdev_count;
-extern int fs_chardev_count;
-extern int fs_links_count;
-extern int fs_symlinks_count;
-extern int fs_fast_symlinks_count;
-extern int fs_fifo_count;
-extern int fs_total_count;
-extern int fs_badblocks_count;
-extern int fs_sockets_count;
-extern int fs_ind_count;
-extern int fs_dind_count;
-extern int fs_tind_count;
-extern int fs_fragmented;
-
-extern struct resource_track global_rtrack;
-
-extern int invalid_bitmaps;
+typedef struct ea_refcount *ext2_refcount_t;
/*
- * For pass1_check_directory and pass1_get_blocks
+ * This is the global e2fsck structure.
*/
-extern ino_t stashed_ino;
-extern struct ext2_inode *stashed_inode;
+typedef struct e2fsck_struct *e2fsck_t;
+
+struct e2fsck_struct {
+ ext2_filsys fs;
+ const char *program_name;
+ const char *filesystem_name;
+ const char *device_name;
+ int flags; /* E2fsck internal flags */
+ int options;
+ blk_t use_superblock; /* sb requested by user */
+ blk_t superblock; /* sb used to open fs */
+ int blocksize; /* blocksize */
+ blk_t num_blocks; /* Total number of blocks */
+
+#ifdef HAVE_SETJMP_H
+ jmp_buf abort_loc;
+#endif
+ unsigned long abort_code;
+
+ int (*progress)(e2fsck_t ctx, int pass, unsigned long cur,
+ unsigned long max);
+
+ ext2fs_inode_bitmap inode_used_map; /* Inodes which are in use */
+ ext2fs_inode_bitmap inode_bad_map; /* Inodes which are bad somehow */
+ ext2fs_inode_bitmap inode_dir_map; /* Inodes which are directories */
+ ext2fs_inode_bitmap inode_bb_map; /* Inodes which are in bad blocks */
+ ext2fs_inode_bitmap inode_imagic_map; /* AFS inodes */
+ ext2fs_inode_bitmap inode_reg_map; /* Inodes which are regular files*/
+
+ 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_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
+ */
+ int *invalid_inode_bitmap_flag;
+ int *invalid_block_bitmap_flag;
+ int *invalid_inode_table_flag;
+ int invalid_bitmaps; /* There are invalid bitmaps/itable */
+
+ /*
+ * Block buffer
+ */
+ char *block_buf;
+
+ /*
+ * For pass1_check_directory and pass1_get_blocks
+ */
+ ext2_ino_t stashed_ino;
+ struct ext2_inode *stashed_inode;
+
+ /*
+ * Directory information
+ */
+ int dir_info_count;
+ int dir_info_size;
+ struct dir_info *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;
+
+ /*
+ * ext3 journal support
+ */
+ io_channel journal_io;
+ const char *journal_name;
+
+#ifdef RESOURCE_TRACK
+ /*
+ * For timing purposes
+ */
+ struct resource_track global_rtrack;
+#endif
+
+ /*
+ * How we display the progress update (for unix)
+ */
+ int progress_fd;
+ int progress_pos;
+ int progress_last_percent;
+ unsigned int progress_last_time;
+
+ /* 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;
+ int fs_ext_attr_inodes;
+ int fs_ext_attr_blocks;
+
+ /*
+ * For the use of callers of the e2fsck functions; not used by
+ * e2fsck functions themselves.
+ */
+ void *priv_data;
+};
+
+/* Used by the region allocation code */
+typedef __u32 region_addr_t;
+typedef struct region_struct *region_t;
/*
* Procedure declarations
*/
-extern void pass1(ext2_filsys fs);
-extern void pass1_dupblocks(ext2_filsys fs, char *block_buf);
-extern void pass2(ext2_filsys fs);
-extern void pass3(ext2_filsys fs);
-extern void pass4(ext2_filsys fs);
-extern void pass5(ext2_filsys fs);
+extern void e2fsck_pass1(e2fsck_t ctx);
+extern void e2fsck_pass1_dupblocks(e2fsck_t ctx, char *block_buf);
+extern void e2fsck_pass2(e2fsck_t ctx);
+extern void e2fsck_pass3(e2fsck_t ctx);
+extern void e2fsck_pass4(e2fsck_t ctx);
+extern void e2fsck_pass5(e2fsck_t ctx);
+
+/* e2fsck.c */
+extern errcode_t e2fsck_allocate_context(e2fsck_t *ret);
+extern errcode_t e2fsck_reset_context(e2fsck_t ctx);
+extern void e2fsck_free_context(e2fsck_t ctx);
+extern int e2fsck_run(e2fsck_t ctx);
-/* pass1.c */
-extern errcode_t pass1_check_directory(ext2_filsys fs, ino_t ino);
-extern errcode_t pass1_get_blocks(ext2_filsys fs, ino_t ino, blk_t *blocks);
-extern errcode_t pass1_read_inode(ext2_filsys fs, ino_t ino,
- struct ext2_inode *inode);
-extern errcode_t pass1_write_inode(ext2_filsys fs, ino_t ino,
- struct ext2_inode *inode);
/* badblock.c */
-extern void read_bad_blocks_file(ext2_filsys fs, const char *bad_blocks_file,
+extern void read_bad_blocks_file(e2fsck_t ctx, const char *bad_blocks_file,
int replace_bad_blocks);
-extern void test_disk(ext2_filsys fs);
+extern void test_disk(e2fsck_t ctx);
/* dirinfo.c */
-extern void add_dir_info(ext2_filsys fs, ino_t ino, ino_t parent,
- struct ext2_inode *inode);
-extern struct dir_info *get_dir_info(ino_t ino);
-extern void free_dir_info(ext2_filsys fs);
-extern int get_num_dirs(ext2_filsys fs);
+extern void e2fsck_add_dir_info(e2fsck_t ctx, ext2_ino_t ino, ext2_ino_t parent);
+extern struct dir_info *e2fsck_get_dir_info(e2fsck_t ctx, ext2_ino_t ino);
+extern void e2fsck_free_dir_info(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);
+
+/* 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, blk_t blk,
+ int *ret);
+extern errcode_t ea_refcount_increment(ext2_refcount_t refcount,
+ blk_t blk, int *ret);
+extern errcode_t ea_refcount_decrement(ext2_refcount_t refcount,
+ blk_t blk, int *ret);
+extern errcode_t ea_refcount_store(ext2_refcount_t refcount,
+ blk_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 blk_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 int e2fsck_check_ext3_journal(e2fsck_t ctx);
+extern int e2fsck_run_ext3_journal(e2fsck_t ctx);
+extern void e2fsck_move_ext3_journal(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 int e2fsck_pass1_check_symlink(ext2_filsys fs,
+ struct ext2_inode *inode, char *buf);
+
+/* pass2.c */
+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, ext2_ino_t inode);
+extern errcode_t e2fsck_expand_directory(e2fsck_t ctx, ext2_ino_t dir,
+ int num, int gauranteed_size);
+
+
+/* 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);
+
+/* super.c */
+void check_super_block(e2fsck_t ctx);
+errcode_t e2fsck_get_device_size(e2fsck_t ctx);
+
/* swapfs.c */
-void swap_filesys(ext2_filsys fs);
+void swap_filesys(e2fsck_t ctx);
/* util.c */
-extern void *allocate_memory(int size, const char *description);
-extern int ask(const char * string, int def);
+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 void fatal_error (const char * fmt_string);
-extern void read_bitmaps(ext2_filsys fs);
-extern void write_bitmaps(ext2_filsys fs);
-extern void preenhalt(ext2_filsys fs);
-extern void print_resource_track(struct resource_track *track);
+extern void fatal_error(e2fsck_t ctx, const char * fmt_string);
+extern void e2fsck_read_bitmaps(e2fsck_t ctx);
+extern void e2fsck_write_bitmaps(e2fsck_t ctx);
+extern void preenhalt(e2fsck_t ctx);
+#ifdef RESOURCE_TRACK
+extern void print_resource_track(const char *desc,
+ struct resource_track *track);
extern void init_resource_track(struct resource_track *track);
+#endif
extern int inode_has_valid_blocks(struct ext2_inode *inode);
-extern void e2fsck_read_inode(ext2_filsys fs, unsigned long ino,
+extern void e2fsck_read_inode(e2fsck_t ctx, unsigned long ino,
struct ext2_inode * inode, const char * proc);
-extern void e2fsck_write_inode(ext2_filsys fs, unsigned long ino,
+extern void e2fsck_write_inode(e2fsck_t ctx, unsigned long ino,
struct ext2_inode * inode, const char * proc);
#ifdef MTRACE
extern void mtrace_print(char *mesg);
#endif
+extern blk_t get_backup_sb(e2fsck_t ctx, ext2_filsys fs,
+ const char *name, io_manager manager);
+extern int ext2_file_type(unsigned int mode);
-#define die(str) fatal_error(str)
-
-/*
- * pass3.c
- */
-extern int reconnect_file(ext2_filsys fs, ino_t inode);
+/* unix.c */
+extern void e2fsck_clear_progbar(e2fsck_t ctx);