e2fsck: allow checking on mounted root fs

[tools/e2fsprogs.git] / e2fsck / e2fsck.h

diff --git a/e2fsck/e2fsck.h b/e2fsck/e2fsck.h
index a159f2a..971390e 100644 (file)
--- a/e2fsck/e2fsck.h
+++ b/e2fsck/e2fsck.h
@@ -61,6 +61,14 @@
 #define P_(singular, plural, n) ((n) == 1 ? (singular) : (plural))
 #endif
 
+#ifdef __GNUC__
+#define E2FSCK_ATTR(x) __attribute__(x)
+#else
+#define E2FSCK_ATTR(x)
+#endif
+
+#include "quota/mkquota.h"
+
 /*
  * Exit codes used by fsck-type programs
  */
@@ -125,6 +133,8 @@ struct dx_dirblock_info {
 #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
@@ -155,6 +165,8 @@ struct resource_track {
 #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
@@ -163,6 +175,7 @@ struct resource_track {
 #define E2F_FLAG_CANCEL                0x0002 /* Cancel signaled */
 #define E2F_FLAG_SIGNAL_MASK   0x0003
 #define E2F_FLAG_RESTART       0x0004 /* Restart signaled */
+#define E2F_FLAG_RESTART_LATER 0x0008 /* Restart after all iterations done */
 
 #define E2F_FLAG_SETJMP_OK     0x0010 /* Setjmp valid for abort */
 
@@ -175,6 +188,9 @@ struct resource_track {
 #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_RESET_FLAGS (E2F_FLAG_TIME_INSANE)
 
 /*
  * Defines for indicating the e2fsck pass number
@@ -204,12 +220,16 @@ struct e2fsck_struct {
        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 */
        int     blocksize;      /* blocksize */
-       blk_t   num_blocks;     /* Total number of blocks */
+       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;
        blkid_cache blkid;      /* blkid cache */
 
@@ -297,6 +317,10 @@ struct e2fsck_struct {
        io_channel      journal_io;
        char    *journal_name;
 
+       /*
+        * Ext4 quota support
+        */
+       quota_ctx_t qctx;
 #ifdef RESOURCE_TRACK
        /*
         * For timing purposes
@@ -433,6 +457,12 @@ extern int 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_setup_tdb_icount(e2fsck_t ctx, int flags,
                                    ext2_icount_t *ret);
@@ -467,16 +497,24 @@ extern int region_allocate(region_t region, region_addr_t start, int n);
 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);
 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);
@@ -486,11 +524,15 @@ extern errcode_t e2fsck_zero_blocks(ext2_filsys fs, blk_t blk, int num,
 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,
+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,
@@ -509,6 +551,29 @@ extern void mtrace_print(char *mesg);
 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);
+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);