| 1 | /* vi: set sw=4 ts=4: */
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| 2 | #include <sys/types.h>
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| 3 | #include <stdio.h>
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| 4 | #include <string.h>
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| 5 | #include <unistd.h>
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| 6 | #include <stdlib.h>
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| 7 | #include <time.h>
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| 8 | #include <fcntl.h>
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| 9 | #include <ctype.h>
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| 10 | #include <setjmp.h>
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| 11 | #include <errno.h>
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| 12 | #include <getopt.h>
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| 13 | #include <limits.h>
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| 14 | #include <stddef.h>
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| 15 | #include <assert.h>
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| 16 | #include <signal.h>
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| 17 | #include <sys/stat.h>
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| 18 | #include <sys/resource.h>
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| 19 | #include <sys/param.h>
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| 20 | #include <sys/mount.h>
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| 21 | #include <sys/ioctl.h>
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| 22 | #include <termios.h>
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| 23 | #include <mntent.h>
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| 24 | #include <dirent.h>
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| 25 | #include "ext2fs/kernel-list.h"
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| 26 | #include <sys/types.h>
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| 27 | #include <linux/types.h>
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| 28 |
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| 29 | /*
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| 30 | * Now pull in the real linux/jfs.h definitions.
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| 31 | */
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| 32 | #include "ext2fs/kernel-jbd.h"
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| 33 |
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| 34 |
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| 35 |
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| 36 | #include "fsck.h"
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| 37 |
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| 38 | #include "ext2fs/ext2_fs.h"
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| 39 | #include "blkid/blkid.h"
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| 40 | #include "ext2fs/ext2_ext_attr.h"
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| 41 | #include "uuid/uuid.h"
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| 42 | #include "libbb.h"
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| 43 |
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| 44 | #ifdef HAVE_CONIO_H
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| 45 | #undef HAVE_TERMIOS_H
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| 46 | #include <conio.h>
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| 47 | #define read_a_char() getch()
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| 48 | #else
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| 49 | #ifdef HAVE_TERMIOS_H
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| 50 | #include <termios.h>
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| 51 | #endif
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| 52 | #endif
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| 53 |
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| 54 |
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| 55 | /*
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| 56 | * The last ext2fs revision level that this version of e2fsck is able to
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| 57 | * support
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| 58 | */
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| 59 | #define E2FSCK_CURRENT_REV 1
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| 60 |
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| 61 | /* Used by the region allocation code */
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| 62 | typedef __u32 region_addr_t;
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| 63 | typedef struct region_struct *region_t;
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| 64 |
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| 65 | struct dx_dirblock_info {
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| 66 | int type;
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| 67 | blk_t phys;
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| 68 | int flags;
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| 69 | blk_t parent;
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| 70 | ext2_dirhash_t min_hash;
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| 71 | ext2_dirhash_t max_hash;
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| 72 | ext2_dirhash_t node_min_hash;
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| 73 | ext2_dirhash_t node_max_hash;
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| 74 | };
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| 75 |
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| 76 | /*
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| 77 | These defines are used in the type field of dx_dirblock_info
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| 78 | */
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| 79 |
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| 80 | #define DX_DIRBLOCK_ROOT 1
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| 81 | #define DX_DIRBLOCK_LEAF 2
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| 82 | #define DX_DIRBLOCK_NODE 3
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| 83 |
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| 84 |
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| 85 | /*
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| 86 | The following defines are used in the 'flags' field of a dx_dirblock_info
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| 87 | */
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| 88 | #define DX_FLAG_REFERENCED 1
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| 89 | #define DX_FLAG_DUP_REF 2
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| 90 | #define DX_FLAG_FIRST 4
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| 91 | #define DX_FLAG_LAST 8
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| 92 |
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| 93 | /*
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| 94 | * E2fsck options
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| 95 | */
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| 96 | #define E2F_OPT_READONLY 0x0001
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| 97 | #define E2F_OPT_PREEN 0x0002
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| 98 | #define E2F_OPT_YES 0x0004
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| 99 | #define E2F_OPT_NO 0x0008
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| 100 | #define E2F_OPT_TIME 0x0010
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| 101 | #define E2F_OPT_CHECKBLOCKS 0x0040
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| 102 | #define E2F_OPT_DEBUG 0x0080
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| 103 | #define E2F_OPT_FORCE 0x0100
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| 104 | #define E2F_OPT_WRITECHECK 0x0200
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| 105 | #define E2F_OPT_COMPRESS_DIRS 0x0400
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| 106 |
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| 107 | /*
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| 108 | * E2fsck flags
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| 109 | */
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| 110 | #define E2F_FLAG_ABORT 0x0001 /* Abort signaled */
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| 111 | #define E2F_FLAG_CANCEL 0x0002 /* Cancel signaled */
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| 112 | #define E2F_FLAG_SIGNAL_MASK 0x0003
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| 113 | #define E2F_FLAG_RESTART 0x0004 /* Restart signaled */
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| 114 |
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| 115 | #define E2F_FLAG_SETJMP_OK 0x0010 /* Setjmp valid for abort */
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| 116 |
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| 117 | #define E2F_FLAG_PROG_BAR 0x0020 /* Progress bar on screen */
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| 118 | #define E2F_FLAG_PROG_SUPPRESS 0x0040 /* Progress suspended */
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| 119 | #define E2F_FLAG_JOURNAL_INODE 0x0080 /* Create a new ext3 journal inode */
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| 120 | #define E2F_FLAG_SB_SPECIFIED 0x0100 /* The superblock was explicitly
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| 121 | * specified by the user */
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| 122 | #define E2F_FLAG_RESTARTED 0x0200 /* E2fsck has been restarted */
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| 123 | #define E2F_FLAG_RESIZE_INODE 0x0400 /* Request to recreate resize inode */
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| 124 |
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| 125 |
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| 126 | /*Don't know where these come from*/
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| 127 | #define READ 0
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| 128 | #define WRITE 1
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| 129 | #define cpu_to_be32(n) htonl(n)
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| 130 | #define be32_to_cpu(n) ntohl(n)
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| 131 |
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| 132 | /*
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| 133 | * We define a set of "latch groups"; these are problems which are
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| 134 | * handled as a set. The user answers once for a particular latch
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| 135 | * group.
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| 136 | */
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| 137 | #define PR_LATCH_MASK 0x0ff0 /* Latch mask */
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| 138 | #define PR_LATCH_BLOCK 0x0010 /* Latch for illegal blocks (pass 1) */
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| 139 | #define PR_LATCH_BBLOCK 0x0020 /* Latch for bad block inode blocks (pass 1) */
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| 140 | #define PR_LATCH_IBITMAP 0x0030 /* Latch for pass 5 inode bitmap proc. */
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| 141 | #define PR_LATCH_BBITMAP 0x0040 /* Latch for pass 5 inode bitmap proc. */
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| 142 | #define PR_LATCH_RELOC 0x0050 /* Latch for superblock relocate hint */
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| 143 | #define PR_LATCH_DBLOCK 0x0060 /* Latch for pass 1b dup block headers */
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| 144 | #define PR_LATCH_LOW_DTIME 0x0070 /* Latch for pass1 orphaned list refugees */
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| 145 | #define PR_LATCH_TOOBIG 0x0080 /* Latch for file to big errors */
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| 146 | #define PR_LATCH_OPTIMIZE_DIR 0x0090 /* Latch for optimize directories */
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| 147 |
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| 148 | #define PR_LATCH(x) ((((x) & PR_LATCH_MASK) >> 4) - 1)
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| 149 |
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| 150 | /*
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| 151 | * Latch group descriptor flags
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| 152 | */
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| 153 | #define PRL_YES 0x0001 /* Answer yes */
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| 154 | #define PRL_NO 0x0002 /* Answer no */
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| 155 | #define PRL_LATCHED 0x0004 /* The latch group is latched */
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| 156 | #define PRL_SUPPRESS 0x0008 /* Suppress all latch group questions */
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| 157 |
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| 158 | #define PRL_VARIABLE 0x000f /* All the flags that need to be reset */
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| 159 |
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| 160 | /*
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| 161 | * Pre-Pass 1 errors
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| 162 | */
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| 163 |
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| 164 | #define PR_0_BB_NOT_GROUP 0x000001 /* Block bitmap not in group */
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| 165 | #define PR_0_IB_NOT_GROUP 0x000002 /* Inode bitmap not in group */
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| 166 | #define PR_0_ITABLE_NOT_GROUP 0x000003 /* Inode table not in group */
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| 167 | #define PR_0_SB_CORRUPT 0x000004 /* Superblock corrupt */
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| 168 | #define PR_0_FS_SIZE_WRONG 0x000005 /* Filesystem size is wrong */
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| 169 | #define PR_0_NO_FRAGMENTS 0x000006 /* Fragments not supported */
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| 170 | #define PR_0_BLOCKS_PER_GROUP 0x000007 /* Bad blocks_per_group */
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| 171 | #define PR_0_FIRST_DATA_BLOCK 0x000008 /* Bad first_data_block */
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| 172 | #define PR_0_ADD_UUID 0x000009 /* Adding UUID to filesystem */
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| 173 | #define PR_0_RELOCATE_HINT 0x00000A /* Relocate hint */
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| 174 | #define PR_0_MISC_CORRUPT_SUPER 0x00000B /* Miscellaneous superblock corruption */
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| 175 | #define PR_0_GETSIZE_ERROR 0x00000C /* Error determing physical device size of filesystem */
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| 176 | #define PR_0_INODE_COUNT_WRONG 0x00000D /* Inode count in the superblock incorrect */
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| 177 | #define PR_0_HURD_CLEAR_FILETYPE 0x00000E /* The Hurd does not support the filetype feature */
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| 178 | #define PR_0_JOURNAL_BAD_INODE 0x00000F /* The Hurd does not support the filetype feature */
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| 179 | #define PR_0_JOURNAL_UNSUPP_MULTIFS 0x000010 /* The external journal has multiple filesystems (which we can't handle yet) */
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| 180 | #define PR_0_CANT_FIND_JOURNAL 0x000011 /* Can't find external journal */
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| 181 | #define PR_0_EXT_JOURNAL_BAD_SUPER 0x000012/* External journal has bad superblock */
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| 182 | #define PR_0_JOURNAL_BAD_UUID 0x000013 /* Superblock has a bad journal UUID */
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| 183 | #define PR_0_JOURNAL_UNSUPP_SUPER 0x000014 /* Journal has an unknown superblock type */
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| 184 | #define PR_0_JOURNAL_BAD_SUPER 0x000015 /* Journal superblock is corrupt */
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| 185 | #define PR_0_JOURNAL_HAS_JOURNAL 0x000016 /* Journal superblock is corrupt */
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| 186 | #define PR_0_JOURNAL_RECOVER_SET 0x000017 /* Superblock has recovery flag set but no journal */
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| 187 | #define PR_0_JOURNAL_RECOVERY_CLEAR 0x000018 /* Journal has data, but recovery flag is clear */
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| 188 | #define PR_0_JOURNAL_RESET_JOURNAL 0x000019 /* Ask if we should clear the journal */
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| 189 | #define PR_0_FS_REV_LEVEL 0x00001A /* Filesystem revision is 0, but feature flags are set */
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| 190 | #define PR_0_ORPHAN_CLEAR_INODE 0x000020 /* Clearing orphan inode */
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| 191 | #define PR_0_ORPHAN_ILLEGAL_BLOCK_NUM 0x000021 /* Illegal block found in orphaned inode */
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| 192 | #define PR_0_ORPHAN_ALREADY_CLEARED_BLOCK 0x000022 /* Already cleared block found in orphaned inode */
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| 193 | #define PR_0_ORPHAN_ILLEGAL_HEAD_INODE 0x000023 /* Illegal orphan inode in superblock */
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| 194 | #define PR_0_ORPHAN_ILLEGAL_INODE 0x000024 /* Illegal inode in orphaned inode list */
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| 195 | #define PR_0_JOURNAL_UNSUPP_ROCOMPAT 0x000025 /* Journal has unsupported read-only feature - abort */
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| 196 | #define PR_0_JOURNAL_UNSUPP_INCOMPAT 0x000026 /* Journal has unsupported incompatible feature - abort */
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| 197 | #define PR_0_JOURNAL_UNSUPP_VERSION 0x000027 /* Journal has unsupported version number */
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| 198 | #define PR_0_MOVE_JOURNAL 0x000028 /* Moving journal to hidden file */
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| 199 | #define PR_0_ERR_MOVE_JOURNAL 0x000029 /* Error moving journal */
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| 200 | #define PR_0_CLEAR_V2_JOURNAL 0x00002A /* Clearing V2 journal superblock */
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| 201 | #define PR_0_JOURNAL_RUN 0x00002B /* Run journal anyway */
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| 202 | #define PR_0_JOURNAL_RUN_DEFAULT 0x00002C /* Run journal anyway by default */
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| 203 | #define PR_0_BACKUP_JNL 0x00002D /* Backup journal inode blocks */
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| 204 | #define PR_0_NONZERO_RESERVED_GDT_BLOCKS 0x00002E /* Reserved blocks w/o resize_inode */
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| 205 | #define PR_0_CLEAR_RESIZE_INODE 0x00002F /* Resize_inode not enabled, but resize inode is non-zero */
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| 206 | #define PR_0_RESIZE_INODE_INVALID 0x000030 /* Resize inode invalid */
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| 207 |
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| 208 | /*
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| 209 | * Pass 1 errors
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| 210 | */
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| 211 |
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| 212 | #define PR_1_PASS_HEADER 0x010000 /* Pass 1: Checking inodes, blocks, and sizes */
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| 213 | #define PR_1_ROOT_NO_DIR 0x010001 /* Root directory is not an inode */
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| 214 | #define PR_1_ROOT_DTIME 0x010002 /* Root directory has dtime set */
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| 215 | #define PR_1_RESERVED_BAD_MODE 0x010003 /* Reserved inode has bad mode */
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| 216 | #define PR_1_ZERO_DTIME 0x010004 /* Deleted inode has zero dtime */
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| 217 | #define PR_1_SET_DTIME 0x010005 /* Inode in use, but dtime set */
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| 218 | #define PR_1_ZERO_LENGTH_DIR 0x010006 /* Zero-length directory */
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| 219 | #define PR_1_BB_CONFLICT 0x010007 /* Block bitmap conflicts with some other fs block */
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| 220 | #define PR_1_IB_CONFLICT 0x010008 /* Inode bitmap conflicts with some other fs block */
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| 221 | #define PR_1_ITABLE_CONFLICT 0x010009 /* Inode table conflicts with some other fs block */
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| 222 | #define PR_1_BB_BAD_BLOCK 0x01000A /* Block bitmap is on a bad block */
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| 223 | #define PR_1_IB_BAD_BLOCK 0x01000B /* Inode bitmap is on a bad block */
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| 224 | #define PR_1_BAD_I_SIZE 0x01000C /* Inode has incorrect i_size */
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| 225 | #define PR_1_BAD_I_BLOCKS 0x01000D /* Inode has incorrect i_blocks */
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| 226 | #define PR_1_ILLEGAL_BLOCK_NUM 0x01000E /* Illegal block number in inode */
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| 227 | #define PR_1_BLOCK_OVERLAPS_METADATA 0x01000F /* Block number overlaps fs metadata */
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| 228 | #define PR_1_INODE_BLOCK_LATCH 0x010010 /* Inode has illegal blocks (latch question) */
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| 229 | #define PR_1_TOO_MANY_BAD_BLOCKS 0x010011 /* Too many bad blocks in inode */
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| 230 | #define PR_1_BB_ILLEGAL_BLOCK_NUM 0x010012 /* Illegal block number in bad block inode */
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| 231 | #define PR_1_INODE_BBLOCK_LATCH 0x010013 /* Bad block inode has illegal blocks (latch question) */
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| 232 | #define PR_1_DUP_BLOCKS_PREENSTOP 0x010014 /* Duplicate or bad blocks in use! */
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| 233 | #define PR_1_BBINODE_BAD_METABLOCK 0x010015 /* Bad block used as bad block indirect block */
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| 234 | #define PR_1_BBINODE_BAD_METABLOCK_PROMPT 0x010016 /* Inconsistency can't be fixed prompt */
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| 235 | #define PR_1_BAD_PRIMARY_BLOCK 0x010017 /* Bad primary block */
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| 236 | #define PR_1_BAD_PRIMARY_BLOCK_PROMPT 0x010018 /* Bad primary block prompt */
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| 237 | #define PR_1_BAD_PRIMARY_SUPERBLOCK 0x010019 /* Bad primary superblock */
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| 238 | #define PR_1_BAD_PRIMARY_GROUP_DESCRIPTOR 0x01001A /* Bad primary block group descriptors */
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| 239 | #define PR_1_BAD_SUPERBLOCK 0x01001B /* Bad superblock in group */
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| 240 | #define PR_1_BAD_GROUP_DESCRIPTORS 0x01001C /* Bad block group descriptors in group */
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| 241 | #define PR_1_PROGERR_CLAIMED_BLOCK 0x01001D /* Block claimed for no reason */
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| 242 | #define PR_1_RELOC_BLOCK_ALLOCATE 0x01001E /* Error allocating blocks for relocating metadata */
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| 243 | #define PR_1_RELOC_MEMORY_ALLOCATE 0x01001F /* Error allocating block buffer during relocation process */
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| 244 | #define PR_1_RELOC_FROM_TO 0x010020 /* Relocating metadata group information from X to Y */
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| 245 | #define PR_1_RELOC_TO 0x010021 /* Relocating metatdata group information to X */
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| 246 | #define PR_1_RELOC_READ_ERR 0x010022 /* Block read error during relocation process */
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| 247 | #define PR_1_RELOC_WRITE_ERR 0x010023 /* Block write error during relocation process */
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| 248 | #define PR_1_ALLOCATE_IBITMAP_ERROR 0x010024 /* Error allocating inode bitmap */
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| 249 | #define PR_1_ALLOCATE_BBITMAP_ERROR 0x010025 /* Error allocating block bitmap */
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| 250 | #define PR_1_ALLOCATE_ICOUNT 0x010026 /* Error allocating icount structure */
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| 251 | #define PR_1_ALLOCATE_DBCOUNT 0x010027 /* Error allocating dbcount */
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| 252 | #define PR_1_ISCAN_ERROR 0x010028 /* Error while scanning inodes */
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| 253 | #define PR_1_BLOCK_ITERATE 0x010029 /* Error while iterating over blocks */
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| 254 | #define PR_1_ICOUNT_STORE 0x01002A /* Error while storing inode count information */
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| 255 | #define PR_1_ADD_DBLOCK 0x01002B /* Error while storing directory block information */
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| 256 | #define PR_1_READ_INODE 0x01002C /* Error while reading inode (for clearing) */
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| 257 | #define PR_1_SUPPRESS_MESSAGES 0x01002D /* Suppress messages prompt */
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| 258 | #define PR_1_SET_IMAGIC 0x01002F /* Imagic flag set on an inode when filesystem doesn't support it */
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| 259 | #define PR_1_SET_IMMUTABLE 0x010030 /* Immutable flag set on a device or socket inode */
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| 260 | #define PR_1_COMPR_SET 0x010031 /* Compression flag set on a non-compressed filesystem */
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| 261 | #define PR_1_SET_NONZSIZE 0x010032 /* Non-zero size on on device, fifo or socket inode */
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| 262 | #define PR_1_FS_REV_LEVEL 0x010033 /* Filesystem revision is 0, but feature flags are set */
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| 263 | #define PR_1_JOURNAL_INODE_NOT_CLEAR 0x010034 /* Journal inode not in use, needs clearing */
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| 264 | #define PR_1_JOURNAL_BAD_MODE 0x010035 /* Journal inode has wrong mode */
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| 265 | #define PR_1_LOW_DTIME 0x010036 /* Inode that was part of orphan linked list */
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| 266 | #define PR_1_ORPHAN_LIST_REFUGEES 0x010037 /* Latch question which asks how to deal with low dtime inodes */
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| 267 | #define PR_1_ALLOCATE_REFCOUNT 0x010038 /* Error allocating refcount structure */
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| 268 | #define PR_1_READ_EA_BLOCK 0x010039 /* Error reading Extended Attribute block */
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| 269 | #define PR_1_BAD_EA_BLOCK 0x01003A /* Invalid Extended Attribute block */
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| 270 | #define PR_1_EXTATTR_READ_ABORT 0x01003B /* Error reading Extended Attribute block while fixing refcount -- abort */
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| 271 | #define PR_1_EXTATTR_REFCOUNT 0x01003C /* Extended attribute reference count incorrect */
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| 272 | #define PR_1_EXTATTR_WRITE 0x01003D /* Error writing Extended Attribute block while fixing refcount */
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| 273 | #define PR_1_EA_MULTI_BLOCK 0x01003E /* Multiple EA blocks not supported */
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| 274 | #define PR_1_EA_ALLOC_REGION 0x01003F /* Error allocating EA region allocation structure */
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| 275 | #define PR_1_EA_ALLOC_COLLISION 0x010040 /* Error EA allocation collision */
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| 276 | #define PR_1_EA_BAD_NAME 0x010041 /* Bad extended attribute name */
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| 277 | #define PR_1_EA_BAD_VALUE 0x010042 /* Bad extended attribute value */
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| 278 | #define PR_1_INODE_TOOBIG 0x010043 /* Inode too big (latch question) */
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| 279 | #define PR_1_TOOBIG_DIR 0x010044 /* Directory too big */
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| 280 | #define PR_1_TOOBIG_REG 0x010045 /* Regular file too big */
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| 281 | #define PR_1_TOOBIG_SYMLINK 0x010046 /* Symlink too big */
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| 282 | #define PR_1_HTREE_SET 0x010047 /* INDEX_FL flag set on a non-HTREE filesystem */
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| 283 | #define PR_1_HTREE_NODIR 0x010048 /* INDEX_FL flag set on a non-directory */
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| 284 | #define PR_1_HTREE_BADROOT 0x010049 /* Invalid root node in HTREE directory */
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| 285 | #define PR_1_HTREE_HASHV 0x01004A /* Unsupported hash version in HTREE directory */
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| 286 | #define PR_1_HTREE_INCOMPAT 0x01004B /* Incompatible flag in HTREE root node */
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| 287 | #define PR_1_HTREE_DEPTH 0x01004C /* HTREE too deep */
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| 288 | #define PR_1_BB_FS_BLOCK 0x01004D /* Bad block has indirect block that conflicts with filesystem block */
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| 289 | #define PR_1_RESIZE_INODE_CREATE 0x01004E /* Resize inode failed */
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| 290 | #define PR_1_EXTRA_ISIZE 0x01004F /* inode->i_size is too long */
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| 291 | #define PR_1_ATTR_NAME_LEN 0x010050 /* attribute name is too long */
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| 292 | #define PR_1_ATTR_VALUE_OFFSET 0x010051 /* wrong EA value offset */
|
|---|
| 293 | #define PR_1_ATTR_VALUE_BLOCK 0x010052 /* wrong EA blocknumber */
|
|---|
| 294 | #define PR_1_ATTR_VALUE_SIZE 0x010053 /* wrong EA value size */
|
|---|
| 295 | #define PR_1_ATTR_HASH 0x010054 /* wrong EA hash value */
|
|---|
| 296 |
|
|---|
| 297 | /*
|
|---|
| 298 | * Pass 1b errors
|
|---|
| 299 | */
|
|---|
| 300 |
|
|---|
| 301 | #define PR_1B_PASS_HEADER 0x011000 /* Pass 1B: Rescan for duplicate/bad blocks */
|
|---|
| 302 | #define PR_1B_DUP_BLOCK_HEADER 0x011001 /* Duplicate/bad block(s) header */
|
|---|
| 303 | #define PR_1B_DUP_BLOCK 0x011002 /* Duplicate/bad block(s) in inode */
|
|---|
| 304 | #define PR_1B_DUP_BLOCK_END 0x011003 /* Duplicate/bad block(s) end */
|
|---|
| 305 | #define PR_1B_ISCAN_ERROR 0x011004 /* Error while scanning inodes */
|
|---|
| 306 | #define PR_1B_ALLOCATE_IBITMAP_ERROR 0x011005 /* Error allocating inode bitmap */
|
|---|
| 307 | #define PR_1B_BLOCK_ITERATE 0x0110006 /* Error while iterating over blocks */
|
|---|
| 308 | #define PR_1B_ADJ_EA_REFCOUNT 0x0110007 /* Error adjusting EA refcount */
|
|---|
| 309 | #define PR_1C_PASS_HEADER 0x012000 /* Pass 1C: Scan directories for inodes with dup blocks. */
|
|---|
| 310 | #define PR_1D_PASS_HEADER 0x013000 /* Pass 1D: Reconciling duplicate blocks */
|
|---|
| 311 | #define PR_1D_DUP_FILE 0x013001 /* File has duplicate blocks */
|
|---|
| 312 | #define PR_1D_DUP_FILE_LIST 0x013002 /* List of files sharing duplicate blocks */
|
|---|
| 313 | #define PR_1D_SHARE_METADATA 0x013003 /* File sharing blocks with filesystem metadata */
|
|---|
| 314 | #define PR_1D_NUM_DUP_INODES 0x013004 /* Report of how many duplicate/bad inodes */
|
|---|
| 315 | #define PR_1D_DUP_BLOCKS_DEALT 0x013005 /* Duplicated blocks already reassigned or cloned. */
|
|---|
| 316 | #define PR_1D_CLONE_QUESTION 0x013006 /* Clone duplicate/bad blocks? */
|
|---|
| 317 | #define PR_1D_DELETE_QUESTION 0x013007 /* Delete file? */
|
|---|
| 318 | #define PR_1D_CLONE_ERROR 0x013008 /* Couldn't clone file (error) */
|
|---|
| 319 |
|
|---|
| 320 | /*
|
|---|
| 321 | * Pass 2 errors
|
|---|
| 322 | */
|
|---|
| 323 |
|
|---|
| 324 | #define PR_2_PASS_HEADER 0x020000 /* Pass 2: Checking directory structure */
|
|---|
| 325 | #define PR_2_BAD_INODE_DOT 0x020001 /* Bad inode number for '.' */
|
|---|
| 326 | #define PR_2_BAD_INO 0x020002 /* Directory entry has bad inode number */
|
|---|
| 327 | #define PR_2_UNUSED_INODE 0x020003 /* Directory entry has deleted or unused inode */
|
|---|
| 328 | #define PR_2_LINK_DOT 0x020004 /* Directry entry is link to '.' */
|
|---|
| 329 | #define PR_2_BB_INODE 0x020005 /* Directory entry points to inode now located in a bad block */
|
|---|
| 330 | #define PR_2_LINK_DIR 0x020006 /* Directory entry contains a link to a directory */
|
|---|
| 331 | #define PR_2_LINK_ROOT 0x020007 /* Directory entry contains a link to the root directry */
|
|---|
| 332 | #define PR_2_BAD_NAME 0x020008 /* Directory entry has illegal characters in its name */
|
|---|
| 333 | #define PR_2_MISSING_DOT 0x020009 /* Missing '.' in directory inode */
|
|---|
| 334 | #define PR_2_MISSING_DOT_DOT 0x02000A /* Missing '..' in directory inode */
|
|---|
| 335 | #define PR_2_1ST_NOT_DOT 0x02000B /* First entry in directory inode doesn't contain '.' */
|
|---|
| 336 | #define PR_2_2ND_NOT_DOT_DOT 0x02000C /* Second entry in directory inode doesn't contain '..' */
|
|---|
| 337 | #define PR_2_FADDR_ZERO 0x02000D /* i_faddr should be zero */
|
|---|
| 338 | #define PR_2_FILE_ACL_ZERO 0x02000E /* i_file_acl should be zero */
|
|---|
| 339 | #define PR_2_DIR_ACL_ZERO 0x02000F /* i_dir_acl should be zero */
|
|---|
| 340 | #define PR_2_FRAG_ZERO 0x020010 /* i_frag should be zero */
|
|---|
| 341 | #define PR_2_FSIZE_ZERO 0x020011 /* i_fsize should be zero */
|
|---|
| 342 | #define PR_2_BAD_MODE 0x020012 /* inode has bad mode */
|
|---|
| 343 | #define PR_2_DIR_CORRUPTED 0x020013 /* directory corrupted */
|
|---|
| 344 | #define PR_2_FILENAME_LONG 0x020014 /* filename too long */
|
|---|
| 345 | #define PR_2_DIRECTORY_HOLE 0x020015 /* Directory inode has a missing block (hole) */
|
|---|
| 346 | #define PR_2_DOT_NULL_TERM 0x020016 /* '.' is not NULL terminated */
|
|---|
| 347 | #define PR_2_DOT_DOT_NULL_TERM 0x020017 /* '..' is not NULL terminated */
|
|---|
| 348 | #define PR_2_BAD_CHAR_DEV 0x020018 /* Illegal character device in inode */
|
|---|
| 349 | #define PR_2_BAD_BLOCK_DEV 0x020019 /* Illegal block device in inode */
|
|---|
| 350 | #define PR_2_DUP_DOT 0x02001A /* Duplicate '.' entry */
|
|---|
| 351 | #define PR_2_DUP_DOT_DOT 0x02001B /* Duplicate '..' entry */
|
|---|
| 352 | #define PR_2_NO_DIRINFO 0x02001C /* Internal error: couldn't find dir_info */
|
|---|
| 353 | #define PR_2_FINAL_RECLEN 0x02001D /* Final rec_len is wrong */
|
|---|
| 354 | #define PR_2_ALLOCATE_ICOUNT 0x02001E /* Error allocating icount structure */
|
|---|
| 355 | #define PR_2_DBLIST_ITERATE 0x02001F /* Error iterating over directory blocks */
|
|---|
| 356 | #define PR_2_READ_DIRBLOCK 0x020020 /* Error reading directory block */
|
|---|
| 357 | #define PR_2_WRITE_DIRBLOCK 0x020021 /* Error writing directory block */
|
|---|
| 358 | #define PR_2_ALLOC_DIRBOCK 0x020022 /* Error allocating new directory block */
|
|---|
| 359 | #define PR_2_DEALLOC_INODE 0x020023 /* Error deallocating inode */
|
|---|
| 360 | #define PR_2_SPLIT_DOT 0x020024 /* Directory entry for '.' is big. Split? */
|
|---|
| 361 | #define PR_2_BAD_FIFO 0x020025 /* Illegal FIFO */
|
|---|
| 362 | #define PR_2_BAD_SOCKET 0x020026 /* Illegal socket */
|
|---|
| 363 | #define PR_2_SET_FILETYPE 0x020027 /* Directory filetype not set */
|
|---|
| 364 | #define PR_2_BAD_FILETYPE 0x020028 /* Directory filetype incorrect */
|
|---|
| 365 | #define PR_2_CLEAR_FILETYPE 0x020029 /* Directory filetype set when it shouldn't be */
|
|---|
| 366 | #define PR_2_NULL_NAME 0x020030 /* Directory filename can't be zero-length */
|
|---|
| 367 | #define PR_2_INVALID_SYMLINK 0x020031 /* Invalid symlink */
|
|---|
| 368 | #define PR_2_FILE_ACL_BAD 0x020032 /* i_file_acl (extended attribute) is bad */
|
|---|
| 369 | #define PR_2_FEATURE_LARGE_FILES 0x020033 /* Filesystem contains large files, but has no such flag in sb */
|
|---|
| 370 | #define PR_2_HTREE_NOTREF 0x020034 /* Node in HTREE directory not referenced */
|
|---|
| 371 | #define PR_2_HTREE_DUPREF 0x020035 /* Node in HTREE directory referenced twice */
|
|---|
| 372 | #define PR_2_HTREE_MIN_HASH 0x020036 /* Node in HTREE directory has bad min hash */
|
|---|
| 373 | #define PR_2_HTREE_MAX_HASH 0x020037 /* Node in HTREE directory has bad max hash */
|
|---|
| 374 | #define PR_2_HTREE_CLEAR 0x020038 /* Clear invalid HTREE directory */
|
|---|
| 375 | #define PR_2_HTREE_BADBLK 0x02003A /* Bad block in htree interior node */
|
|---|
| 376 | #define PR_2_ADJ_EA_REFCOUNT 0x02003B /* Error adjusting EA refcount */
|
|---|
| 377 | #define PR_2_HTREE_BAD_ROOT 0x02003C /* Invalid HTREE root node */
|
|---|
| 378 | #define PR_2_HTREE_BAD_LIMIT 0x02003D /* Invalid HTREE limit */
|
|---|
| 379 | #define PR_2_HTREE_BAD_COUNT 0x02003E /* Invalid HTREE count */
|
|---|
| 380 | #define PR_2_HTREE_HASH_ORDER 0x02003F /* HTREE interior node has out-of-order hashes in table */
|
|---|
| 381 | #define PR_2_HTREE_BAD_DEPTH 0x020040 /* Node in HTREE directory has bad depth */
|
|---|
| 382 | #define PR_2_DUPLICATE_DIRENT 0x020041 /* Duplicate directory entry found */
|
|---|
| 383 | #define PR_2_NON_UNIQUE_FILE 0x020042 /* Non-unique filename found */
|
|---|
| 384 | #define PR_2_REPORT_DUP_DIRENT 0x020043 /* Duplicate directory entry found */
|
|---|
| 385 |
|
|---|
| 386 | /*
|
|---|
| 387 | * Pass 3 errors
|
|---|
| 388 | */
|
|---|
| 389 |
|
|---|
| 390 | #define PR_3_PASS_HEADER 0x030000 /* Pass 3: Checking directory connectivity */
|
|---|
| 391 | #define PR_3_NO_ROOT_INODE 0x030001 /* Root inode not allocated */
|
|---|
| 392 | #define PR_3_EXPAND_LF_DIR 0x030002 /* No room in lost+found */
|
|---|
| 393 | #define PR_3_UNCONNECTED_DIR 0x030003 /* Unconnected directory inode */
|
|---|
| 394 | #define PR_3_NO_LF_DIR 0x030004 /* /lost+found not found */
|
|---|
| 395 | #define PR_3_BAD_DOT_DOT 0x030005 /* .. entry is incorrect */
|
|---|
| 396 | #define PR_3_NO_LPF 0x030006 /* Bad or non-existent /lost+found. Cannot reconnect */
|
|---|
| 397 | #define PR_3_CANT_EXPAND_LPF 0x030007 /* Could not expand /lost+found */
|
|---|
| 398 | #define PR_3_CANT_RECONNECT 0x030008 /* Could not reconnect inode */
|
|---|
| 399 | #define PR_3_ERR_FIND_LPF 0x030009 /* Error while trying to find /lost+found */
|
|---|
| 400 | #define PR_3_ERR_LPF_NEW_BLOCK 0x03000A /* Error in ext2fs_new_block while creating /lost+found */
|
|---|
| 401 | #define PR_3_ERR_LPF_NEW_INODE 0x03000B /* Error in ext2fs_new_inode while creating /lost+found */
|
|---|
| 402 | #define PR_3_ERR_LPF_NEW_DIR_BLOCK 0x03000C /* Error in ext2fs_new_dir_block while creating /lost+found */
|
|---|
| 403 | #define PR_3_ERR_LPF_WRITE_BLOCK 0x03000D /* Error while writing directory block for /lost+found */
|
|---|
| 404 | #define PR_3_ADJUST_INODE 0x03000E /* Error while adjusting inode count */
|
|---|
| 405 | #define PR_3_FIX_PARENT_ERR 0x03000F /* Couldn't fix parent directory -- error */
|
|---|
| 406 | #define PR_3_FIX_PARENT_NOFIND 0x030010 /* Couldn't fix parent directory -- couldn't find it */
|
|---|
| 407 | #define PR_3_ALLOCATE_IBITMAP_ERROR 0x030011 /* Error allocating inode bitmap */
|
|---|
| 408 | #define PR_3_CREATE_ROOT_ERROR 0x030012 /* Error creating root directory */
|
|---|
| 409 | #define PR_3_CREATE_LPF_ERROR 0x030013 /* Error creating lost and found directory */
|
|---|
| 410 | #define PR_3_ROOT_NOT_DIR_ABORT 0x030014 /* Root inode is not directory; aborting */
|
|---|
| 411 | #define PR_3_NO_ROOT_INODE_ABORT 0x030015 /* Cannot proceed without a root inode. */
|
|---|
| 412 | #define PR_3_NO_DIRINFO 0x030016 /* Internal error: couldn't find dir_info */
|
|---|
| 413 | #define PR_3_LPF_NOTDIR 0x030017 /* Lost+found is not a directory */
|
|---|
| 414 |
|
|---|
| 415 | /*
|
|---|
| 416 | * Pass 3a --- rehashing diretories
|
|---|
| 417 | */
|
|---|
| 418 | #define PR_3A_PASS_HEADER 0x031000 /* Pass 3a: Reindexing directories */
|
|---|
| 419 | #define PR_3A_OPTIMIZE_ITER 0x031001 /* Error iterating over directories */
|
|---|
| 420 | #define PR_3A_OPTIMIZE_DIR_ERR 0x031002 /* Error rehash directory */
|
|---|
| 421 | #define PR_3A_OPTIMIZE_DIR_HEADER 0x031003 /* Rehashing dir header */
|
|---|
| 422 | #define PR_3A_OPTIMIZE_DIR 0x031004 /* Rehashing directory %d */
|
|---|
| 423 | #define PR_3A_OPTIMIZE_DIR_END 0x031005 /* Rehashing dir end */
|
|---|
| 424 |
|
|---|
| 425 | /*
|
|---|
| 426 | * Pass 4 errors
|
|---|
| 427 | */
|
|---|
| 428 |
|
|---|
| 429 | #define PR_4_PASS_HEADER 0x040000 /* Pass 4: Checking reference counts */
|
|---|
| 430 | #define PR_4_ZERO_LEN_INODE 0x040001 /* Unattached zero-length inode */
|
|---|
| 431 | #define PR_4_UNATTACHED_INODE 0x040002 /* Unattached inode */
|
|---|
| 432 | #define PR_4_BAD_REF_COUNT 0x040003 /* Inode ref count wrong */
|
|---|
| 433 | #define PR_4_INCONSISTENT_COUNT 0x040004 /* Inconsistent inode count information cached */
|
|---|
| 434 |
|
|---|
| 435 | /*
|
|---|
| 436 | * Pass 5 errors
|
|---|
| 437 | */
|
|---|
| 438 |
|
|---|
| 439 | #define PR_5_PASS_HEADER 0x050000 /* Pass 5: Checking group summary information */
|
|---|
| 440 | #define PR_5_INODE_BMAP_PADDING 0x050001 /* Padding at end of inode bitmap is not set. */
|
|---|
| 441 | #define PR_5_BLOCK_BMAP_PADDING 0x050002 /* Padding at end of block bitmap is not set. */
|
|---|
| 442 | #define PR_5_BLOCK_BITMAP_HEADER 0x050003 /* Block bitmap differences header */
|
|---|
| 443 | #define PR_5_BLOCK_UNUSED 0x050004 /* Block not used, but marked in bitmap */
|
|---|
| 444 | #define PR_5_BLOCK_USED 0x050005 /* Block used, but not marked used in bitmap */
|
|---|
| 445 | #define PR_5_BLOCK_BITMAP_END 0x050006 /* Block bitmap differences end */
|
|---|
| 446 | #define PR_5_INODE_BITMAP_HEADER 0x050007 /* Inode bitmap differences header */
|
|---|
| 447 | #define PR_5_INODE_UNUSED 0x050008 /* Inode not used, but marked in bitmap */
|
|---|
| 448 | #define PR_5_INODE_USED 0x050009 /* Inode used, but not marked used in bitmap */
|
|---|
| 449 | #define PR_5_INODE_BITMAP_END 0x05000A /* Inode bitmap differences end */
|
|---|
| 450 | #define PR_5_FREE_INODE_COUNT_GROUP 0x05000B /* Free inodes count for group wrong */
|
|---|
| 451 | #define PR_5_FREE_DIR_COUNT_GROUP 0x05000C /* Directories count for group wrong */
|
|---|
| 452 | #define PR_5_FREE_INODE_COUNT 0x05000D /* Free inodes count wrong */
|
|---|
| 453 | #define PR_5_FREE_BLOCK_COUNT_GROUP 0x05000E /* Free blocks count for group wrong */
|
|---|
| 454 | #define PR_5_FREE_BLOCK_COUNT 0x05000F /* Free blocks count wrong */
|
|---|
| 455 | #define PR_5_BMAP_ENDPOINTS 0x050010 /* Programming error: bitmap endpoints don't match */
|
|---|
| 456 | #define PR_5_FUDGE_BITMAP_ERROR 0x050011 /* Internal error: fudging end of bitmap */
|
|---|
| 457 | #define PR_5_COPY_IBITMAP_ERROR 0x050012 /* Error copying in replacement inode bitmap */
|
|---|
| 458 | #define PR_5_COPY_BBITMAP_ERROR 0x050013 /* Error copying in replacement block bitmap */
|
|---|
| 459 | #define PR_5_BLOCK_RANGE_UNUSED 0x050014 /* Block range not used, but marked in bitmap */
|
|---|
| 460 | #define PR_5_BLOCK_RANGE_USED 0x050015 /* Block range used, but not marked used in bitmap */
|
|---|
| 461 | #define PR_5_INODE_RANGE_UNUSED 0x050016 /* Inode range not used, but marked in bitmap */
|
|---|
| 462 | #define PR_5_INODE_RANGE_USED 0x050017 /* Inode rangeused, but not marked used in bitmap */
|
|---|
| 463 |
|
|---|
| 464 |
|
|---|
| 465 | /*
|
|---|
| 466 | * The directory information structure; stores directory information
|
|---|
| 467 | * collected in earlier passes, to avoid disk i/o in fetching the
|
|---|
| 468 | * directory information.
|
|---|
| 469 | */
|
|---|
| 470 | struct dir_info {
|
|---|
| 471 | ext2_ino_t ino; /* Inode number */
|
|---|
| 472 | ext2_ino_t dotdot; /* Parent according to '..' */
|
|---|
| 473 | ext2_ino_t parent; /* Parent according to treewalk */
|
|---|
| 474 | };
|
|---|
| 475 |
|
|---|
| 476 |
|
|---|
| 477 |
|
|---|
| 478 | /*
|
|---|
| 479 | * The indexed directory information structure; stores information for
|
|---|
| 480 | * directories which contain a hash tree index.
|
|---|
| 481 | */
|
|---|
| 482 | struct dx_dir_info {
|
|---|
| 483 | ext2_ino_t ino; /* Inode number */
|
|---|
| 484 | int numblocks; /* number of blocks */
|
|---|
| 485 | int hashversion;
|
|---|
| 486 | short depth; /* depth of tree */
|
|---|
| 487 | struct dx_dirblock_info *dx_block; /* Array of size numblocks */
|
|---|
| 488 | };
|
|---|
| 489 |
|
|---|
| 490 | /*
|
|---|
| 491 | * Define the extended attribute refcount structure
|
|---|
| 492 | */
|
|---|
| 493 | typedef struct ea_refcount *ext2_refcount_t;
|
|---|
| 494 |
|
|---|
| 495 | struct e2fsck_struct {
|
|---|
| 496 | ext2_filsys fs;
|
|---|
| 497 | const char *program_name;
|
|---|
| 498 | char *filesystem_name;
|
|---|
| 499 | char *device_name;
|
|---|
| 500 | char *io_options;
|
|---|
| 501 | int flags; /* E2fsck internal flags */
|
|---|
| 502 | int options;
|
|---|
| 503 | blk_t use_superblock; /* sb requested by user */
|
|---|
| 504 | blk_t superblock; /* sb used to open fs */
|
|---|
| 505 | int blocksize; /* blocksize */
|
|---|
| 506 | blk_t num_blocks; /* Total number of blocks */
|
|---|
| 507 | int mount_flags;
|
|---|
| 508 | blkid_cache blkid; /* blkid cache */
|
|---|
| 509 |
|
|---|
| 510 | jmp_buf abort_loc;
|
|---|
| 511 |
|
|---|
| 512 | unsigned long abort_code;
|
|---|
| 513 |
|
|---|
| 514 | int (*progress)(e2fsck_t ctx, int pass, unsigned long cur,
|
|---|
| 515 | unsigned long max);
|
|---|
| 516 |
|
|---|
| 517 | ext2fs_inode_bitmap inode_used_map; /* Inodes which are in use */
|
|---|
| 518 | ext2fs_inode_bitmap inode_bad_map; /* Inodes which are bad somehow */
|
|---|
| 519 | ext2fs_inode_bitmap inode_dir_map; /* Inodes which are directories */
|
|---|
| 520 | ext2fs_inode_bitmap inode_imagic_map; /* AFS inodes */
|
|---|
| 521 | ext2fs_inode_bitmap inode_reg_map; /* Inodes which are regular files*/
|
|---|
| 522 |
|
|---|
| 523 | ext2fs_block_bitmap block_found_map; /* Blocks which are in use */
|
|---|
| 524 | ext2fs_block_bitmap block_dup_map; /* Blks referenced more than once */
|
|---|
| 525 | ext2fs_block_bitmap block_ea_map; /* Blocks which are used by EA's */
|
|---|
| 526 |
|
|---|
| 527 | /*
|
|---|
| 528 | * Inode count arrays
|
|---|
| 529 | */
|
|---|
| 530 | ext2_icount_t inode_count;
|
|---|
| 531 | ext2_icount_t inode_link_info;
|
|---|
| 532 |
|
|---|
| 533 | ext2_refcount_t refcount;
|
|---|
| 534 | ext2_refcount_t refcount_extra;
|
|---|
| 535 |
|
|---|
| 536 | /*
|
|---|
| 537 | * Array of flags indicating whether an inode bitmap, block
|
|---|
| 538 | * bitmap, or inode table is invalid
|
|---|
| 539 | */
|
|---|
| 540 | int *invalid_inode_bitmap_flag;
|
|---|
| 541 | int *invalid_block_bitmap_flag;
|
|---|
| 542 | int *invalid_inode_table_flag;
|
|---|
| 543 | int invalid_bitmaps; /* There are invalid bitmaps/itable */
|
|---|
| 544 |
|
|---|
| 545 | /*
|
|---|
| 546 | * Block buffer
|
|---|
| 547 | */
|
|---|
| 548 | char *block_buf;
|
|---|
| 549 |
|
|---|
| 550 | /*
|
|---|
| 551 | * For pass1_check_directory and pass1_get_blocks
|
|---|
| 552 | */
|
|---|
| 553 | ext2_ino_t stashed_ino;
|
|---|
| 554 | struct ext2_inode *stashed_inode;
|
|---|
| 555 |
|
|---|
| 556 | /*
|
|---|
| 557 | * Location of the lost and found directory
|
|---|
| 558 | */
|
|---|
| 559 | ext2_ino_t lost_and_found;
|
|---|
| 560 | int bad_lost_and_found;
|
|---|
| 561 |
|
|---|
| 562 | /*
|
|---|
| 563 | * Directory information
|
|---|
| 564 | */
|
|---|
| 565 | int dir_info_count;
|
|---|
| 566 | int dir_info_size;
|
|---|
| 567 | struct dir_info *dir_info;
|
|---|
| 568 |
|
|---|
| 569 | /*
|
|---|
| 570 | * Indexed directory information
|
|---|
| 571 | */
|
|---|
| 572 | int dx_dir_info_count;
|
|---|
| 573 | int dx_dir_info_size;
|
|---|
| 574 | struct dx_dir_info *dx_dir_info;
|
|---|
| 575 |
|
|---|
| 576 | /*
|
|---|
| 577 | * Directories to hash
|
|---|
| 578 | */
|
|---|
| 579 | ext2_u32_list dirs_to_hash;
|
|---|
| 580 |
|
|---|
| 581 | /*
|
|---|
| 582 | * Tuning parameters
|
|---|
| 583 | */
|
|---|
| 584 | int process_inode_size;
|
|---|
| 585 | int inode_buffer_blocks;
|
|---|
| 586 |
|
|---|
| 587 | /*
|
|---|
| 588 | * ext3 journal support
|
|---|
| 589 | */
|
|---|
| 590 | io_channel journal_io;
|
|---|
| 591 | char *journal_name;
|
|---|
| 592 |
|
|---|
| 593 | /*
|
|---|
| 594 | * How we display the progress update (for unix)
|
|---|
| 595 | */
|
|---|
| 596 | int progress_fd;
|
|---|
| 597 | int progress_pos;
|
|---|
| 598 | int progress_last_percent;
|
|---|
| 599 | unsigned int progress_last_time;
|
|---|
| 600 | int interactive; /* Are we connected directly to a tty? */
|
|---|
| 601 | char start_meta[2], stop_meta[2];
|
|---|
| 602 |
|
|---|
| 603 | /* File counts */
|
|---|
| 604 | int fs_directory_count;
|
|---|
| 605 | int fs_regular_count;
|
|---|
| 606 | int fs_blockdev_count;
|
|---|
| 607 | int fs_chardev_count;
|
|---|
| 608 | int fs_links_count;
|
|---|
| 609 | int fs_symlinks_count;
|
|---|
| 610 | int fs_fast_symlinks_count;
|
|---|
| 611 | int fs_fifo_count;
|
|---|
| 612 | int fs_total_count;
|
|---|
| 613 | int fs_sockets_count;
|
|---|
| 614 | int fs_ind_count;
|
|---|
| 615 | int fs_dind_count;
|
|---|
| 616 | int fs_tind_count;
|
|---|
| 617 | int fs_fragmented;
|
|---|
| 618 | int large_files;
|
|---|
| 619 | int fs_ext_attr_inodes;
|
|---|
| 620 | int fs_ext_attr_blocks;
|
|---|
| 621 |
|
|---|
| 622 | int ext_attr_ver;
|
|---|
| 623 |
|
|---|
| 624 | /*
|
|---|
| 625 | * For the use of callers of the e2fsck functions; not used by
|
|---|
| 626 | * e2fsck functions themselves.
|
|---|
| 627 | */
|
|---|
| 628 | void *priv_data;
|
|---|
| 629 | };
|
|---|
| 630 |
|
|---|
| 631 |
|
|---|
| 632 | #define tid_gt(x, y) ((x - y) > 0)
|
|---|
| 633 |
|
|---|
| 634 | static inline int tid_geq(tid_t x, tid_t y)
|
|---|
| 635 | {
|
|---|
| 636 | int difference = (x - y);
|
|---|
| 637 | return (difference >= 0);
|
|---|
| 638 | }
|
|---|
| 639 |
|
|---|
| 640 |
|
|---|
