1 | #include <sys/types.h>
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2 | #include <stdio.h>
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3 | #include <string.h>
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4 | #include <unistd.h>
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5 | #include <stdlib.h>
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6 | #include <time.h>
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7 | #include <fcntl.h>
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8 | #include <ctype.h>
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9 | #include <setjmp.h>
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10 | #include <errno.h>
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11 | #include <getopt.h>
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12 | #include <limits.h>
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13 | #include <stddef.h>
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14 | #include <assert.h>
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15 | #include <signal.h>
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16 | #include <sys/stat.h>
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17 | #include <sys/resource.h>
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18 | #include <sys/param.h>
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19 | #include <sys/mount.h>
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20 | #include <sys/ioctl.h>
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21 | #include <termios.h>
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22 | #include <mntent.h>
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23 | #include <dirent.h>
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24 | #include "ext2fs/kernel-list.h"
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25 | #include <sys/types.h>
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26 | #include <linux/types.h>
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27 |
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28 | /*
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29 | * Now pull in the real linux/jfs.h definitions.
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30 | */
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31 | #include "ext2fs/kernel-jbd.h"
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32 |
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33 |
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34 |
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35 | #include "fsck.h"
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36 |
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37 | #include "ext2fs/ext2_fs.h"
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38 | #include "blkid/blkid.h"
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39 | #include "ext2fs/ext2_ext_attr.h"
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40 | #include "uuid/uuid.h"
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41 | #include "busybox.h"
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42 |
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43 | #ifdef HAVE_CONIO_H
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44 | #undef HAVE_TERMIOS_H
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45 | #include <conio.h>
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46 | #define read_a_char() getch()
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47 | #else
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48 | #ifdef HAVE_TERMIOS_H
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49 | #include <termios.h>
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50 | #endif
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51 | #endif
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52 |
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53 |
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54 | /*
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55 | * The last ext2fs revision level that this version of e2fsck is able to
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56 | * support
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57 | */
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58 | #define E2FSCK_CURRENT_REV 1
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59 |
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60 | /* Used by the region allocation code */
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61 | typedef __u32 region_addr_t;
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62 | typedef struct region_struct *region_t;
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63 |
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64 | struct dx_dirblock_info {
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65 | int type;
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66 | blk_t phys;
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67 | int flags;
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68 | blk_t parent;
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69 | ext2_dirhash_t min_hash;
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70 | ext2_dirhash_t max_hash;
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71 | ext2_dirhash_t node_min_hash;
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72 | ext2_dirhash_t node_max_hash;
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73 | };
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74 |
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75 | /*
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76 | These defines are used in the type field of dx_dirblock_info
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77 | */
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78 |
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79 | #define DX_DIRBLOCK_ROOT 1
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80 | #define DX_DIRBLOCK_LEAF 2
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81 | #define DX_DIRBLOCK_NODE 3
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82 |
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83 |
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84 | /*
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85 | The following defines are used in the 'flags' field of a dx_dirblock_info
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86 | */
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87 | #define DX_FLAG_REFERENCED 1
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88 | #define DX_FLAG_DUP_REF 2
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89 | #define DX_FLAG_FIRST 4
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90 | #define DX_FLAG_LAST 8
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91 |
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92 | /*
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93 | * E2fsck options
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94 | */
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95 | #define E2F_OPT_READONLY 0x0001
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96 | #define E2F_OPT_PREEN 0x0002
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97 | #define E2F_OPT_YES 0x0004
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98 | #define E2F_OPT_NO 0x0008
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99 | #define E2F_OPT_TIME 0x0010
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100 | #define E2F_OPT_CHECKBLOCKS 0x0040
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101 | #define E2F_OPT_DEBUG 0x0080
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102 | #define E2F_OPT_FORCE 0x0100
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103 | #define E2F_OPT_WRITECHECK 0x0200
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104 | #define E2F_OPT_COMPRESS_DIRS 0x0400
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105 |
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106 | /*
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107 | * E2fsck flags
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108 | */
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109 | #define E2F_FLAG_ABORT 0x0001 /* Abort signaled */
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110 | #define E2F_FLAG_CANCEL 0x0002 /* Cancel signaled */
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111 | #define E2F_FLAG_SIGNAL_MASK 0x0003
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112 | #define E2F_FLAG_RESTART 0x0004 /* Restart signaled */
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113 |
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114 | #define E2F_FLAG_SETJMP_OK 0x0010 /* Setjmp valid for abort */
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115 |
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116 | #define E2F_FLAG_PROG_BAR 0x0020 /* Progress bar on screen */
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117 | #define E2F_FLAG_PROG_SUPPRESS 0x0040 /* Progress suspended */
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118 | #define E2F_FLAG_JOURNAL_INODE 0x0080 /* Create a new ext3 journal inode */
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119 | #define E2F_FLAG_SB_SPECIFIED 0x0100 /* The superblock was explicitly
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120 | * specified by the user */
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121 | #define E2F_FLAG_RESTARTED 0x0200 /* E2fsck has been restarted */
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122 | #define E2F_FLAG_RESIZE_INODE 0x0400 /* Request to recreate resize inode */
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123 |
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124 |
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125 | /*Don't know where these come from*/
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126 | #define READ 0
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127 | #define WRITE 1
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128 | #define cpu_to_be32(n) htonl(n)
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129 | #define be32_to_cpu(n) ntohl(n)
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130 |
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131 | /*
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132 | * We define a set of "latch groups"; these are problems which are
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133 | * handled as a set. The user answers once for a particular latch
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134 | * group.
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135 | */
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136 | #define PR_LATCH_MASK 0x0ff0 /* Latch mask */
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137 | #define PR_LATCH_BLOCK 0x0010 /* Latch for illegal blocks (pass 1) */
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138 | #define PR_LATCH_BBLOCK 0x0020 /* Latch for bad block inode blocks (pass 1) */
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139 | #define PR_LATCH_IBITMAP 0x0030 /* Latch for pass 5 inode bitmap proc. */
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140 | #define PR_LATCH_BBITMAP 0x0040 /* Latch for pass 5 inode bitmap proc. */
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141 | #define PR_LATCH_RELOC 0x0050 /* Latch for superblock relocate hint */
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142 | #define PR_LATCH_DBLOCK 0x0060 /* Latch for pass 1b dup block headers */
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143 | #define PR_LATCH_LOW_DTIME 0x0070 /* Latch for pass1 orphaned list refugees */
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144 | #define PR_LATCH_TOOBIG 0x0080 /* Latch for file to big errors */
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145 | #define PR_LATCH_OPTIMIZE_DIR 0x0090 /* Latch for optimize directories */
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146 |
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147 | #define PR_LATCH(x) ((((x) & PR_LATCH_MASK) >> 4) - 1)
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148 |
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149 | /*
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150 | * Latch group descriptor flags
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151 | */
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152 | #define PRL_YES 0x0001 /* Answer yes */
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153 | #define PRL_NO 0x0002 /* Answer no */
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154 | #define PRL_LATCHED 0x0004 /* The latch group is latched */
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155 | #define PRL_SUPPRESS 0x0008 /* Suppress all latch group questions */
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156 |
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157 | #define PRL_VARIABLE 0x000f /* All the flags that need to be reset */
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158 |
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159 | /*
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160 | * Pre-Pass 1 errors
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161 | */
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162 |
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163 | #define PR_0_BB_NOT_GROUP 0x000001 /* Block bitmap not in group */
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164 | #define PR_0_IB_NOT_GROUP 0x000002 /* Inode bitmap not in group */
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165 | #define PR_0_ITABLE_NOT_GROUP 0x000003 /* Inode table not in group */
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166 | #define PR_0_SB_CORRUPT 0x000004 /* Superblock corrupt */
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167 | #define PR_0_FS_SIZE_WRONG 0x000005 /* Filesystem size is wrong */
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168 | #define PR_0_NO_FRAGMENTS 0x000006 /* Fragments not supported */
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169 | #define PR_0_BLOCKS_PER_GROUP 0x000007 /* Bad blocks_per_group */
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170 | #define PR_0_FIRST_DATA_BLOCK 0x000008 /* Bad first_data_block */
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171 | #define PR_0_ADD_UUID 0x000009 /* Adding UUID to filesystem */
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172 | #define PR_0_RELOCATE_HINT 0x00000A /* Relocate hint */
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173 | #define PR_0_MISC_CORRUPT_SUPER 0x00000B /* Miscellaneous superblock corruption */
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174 | #define PR_0_GETSIZE_ERROR 0x00000C /* Error determing physical device size of filesystem */
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175 | #define PR_0_INODE_COUNT_WRONG 0x00000D /* Inode count in the superblock incorrect */
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176 | #define PR_0_HURD_CLEAR_FILETYPE 0x00000E /* The Hurd does not support the filetype feature */
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177 | #define PR_0_JOURNAL_BAD_INODE 0x00000F /* The Hurd does not support the filetype feature */
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178 | #define PR_0_JOURNAL_UNSUPP_MULTIFS 0x000010 /* The external journal has multiple filesystems (which we can't handle yet) */
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179 | #define PR_0_CANT_FIND_JOURNAL 0x000011 /* Can't find external journal */
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180 | #define PR_0_EXT_JOURNAL_BAD_SUPER 0x000012/* External journal has bad superblock */
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181 | #define PR_0_JOURNAL_BAD_UUID 0x000013 /* Superblock has a bad journal UUID */
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182 | #define PR_0_JOURNAL_UNSUPP_SUPER 0x000014 /* Journal has an unknown superblock type */
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183 | #define PR_0_JOURNAL_BAD_SUPER 0x000015 /* Journal superblock is corrupt */
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184 | #define PR_0_JOURNAL_HAS_JOURNAL 0x000016 /* Journal superblock is corrupt */
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185 | #define PR_0_JOURNAL_RECOVER_SET 0x000017 /* Superblock has recovery flag set but no journal */
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186 | #define PR_0_JOURNAL_RECOVERY_CLEAR 0x000018 /* Journal has data, but recovery flag is clear */
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187 | #define PR_0_JOURNAL_RESET_JOURNAL 0x000019 /* Ask if we should clear the journal */
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188 | #define PR_0_FS_REV_LEVEL 0x00001A /* Filesystem revision is 0, but feature flags are set */
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189 | #define PR_0_ORPHAN_CLEAR_INODE 0x000020 /* Clearing orphan inode */
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190 | #define PR_0_ORPHAN_ILLEGAL_BLOCK_NUM 0x000021 /* Illegal block found in orphaned inode */
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191 | #define PR_0_ORPHAN_ALREADY_CLEARED_BLOCK 0x000022 /* Already cleared block found in orphaned inode */
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192 | #define PR_0_ORPHAN_ILLEGAL_HEAD_INODE 0x000023 /* Illegal orphan inode in superblock */
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193 | #define PR_0_ORPHAN_ILLEGAL_INODE 0x000024 /* Illegal inode in orphaned inode list */
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194 | #define PR_0_JOURNAL_UNSUPP_ROCOMPAT 0x000025 /* Journal has unsupported read-only feature - abort */
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195 | #define PR_0_JOURNAL_UNSUPP_INCOMPAT 0x000026 /* Journal has unsupported incompatible feature - abort */
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196 | #define PR_0_JOURNAL_UNSUPP_VERSION 0x000027 /* Journal has unsupported version number */
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197 | #define PR_0_MOVE_JOURNAL 0x000028 /* Moving journal to hidden file */
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198 | #define PR_0_ERR_MOVE_JOURNAL 0x000029 /* Error moving journal */
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199 | #define PR_0_CLEAR_V2_JOURNAL 0x00002A /* Clearing V2 journal superblock */
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200 | #define PR_0_JOURNAL_RUN 0x00002B /* Run journal anyway */
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201 | #define PR_0_JOURNAL_RUN_DEFAULT 0x00002C /* Run journal anyway by default */
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202 | #define PR_0_BACKUP_JNL 0x00002D /* Backup journal inode blocks */
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203 | #define PR_0_NONZERO_RESERVED_GDT_BLOCKS 0x00002E /* Reserved blocks w/o resize_inode */
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204 | #define PR_0_CLEAR_RESIZE_INODE 0x00002F /* Resize_inode not enabled, but resize inode is non-zero */
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205 | #define PR_0_RESIZE_INODE_INVALID 0x000030 /* Resize inode invalid */
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206 |
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207 | /*
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208 | * Pass 1 errors
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209 | */
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210 |
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211 | #define PR_1_PASS_HEADER 0x010000 /* Pass 1: Checking inodes, blocks, and sizes */
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212 | #define PR_1_ROOT_NO_DIR 0x010001 /* Root directory is not an inode */
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213 | #define PR_1_ROOT_DTIME 0x010002 /* Root directory has dtime set */
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214 | #define PR_1_RESERVED_BAD_MODE 0x010003 /* Reserved inode has bad mode */
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215 | #define PR_1_ZERO_DTIME 0x010004 /* Deleted inode has zero dtime */
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216 | #define PR_1_SET_DTIME 0x010005 /* Inode in use, but dtime set */
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217 | #define PR_1_ZERO_LENGTH_DIR 0x010006 /* Zero-length directory */
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218 | #define PR_1_BB_CONFLICT 0x010007 /* Block bitmap conflicts with some other fs block */
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219 | #define PR_1_IB_CONFLICT 0x010008 /* Inode bitmap conflicts with some other fs block */
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220 | #define PR_1_ITABLE_CONFLICT 0x010009 /* Inode table conflicts with some other fs block */
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221 | #define PR_1_BB_BAD_BLOCK 0x01000A /* Block bitmap is on a bad block */
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222 | #define PR_1_IB_BAD_BLOCK 0x01000B /* Inode bitmap is on a bad block */
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223 | #define PR_1_BAD_I_SIZE 0x01000C /* Inode has incorrect i_size */
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224 | #define PR_1_BAD_I_BLOCKS 0x01000D /* Inode has incorrect i_blocks */
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225 | #define PR_1_ILLEGAL_BLOCK_NUM 0x01000E /* Illegal block number in inode */
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226 | #define PR_1_BLOCK_OVERLAPS_METADATA 0x01000F /* Block number overlaps fs metadata */
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227 | #define PR_1_INODE_BLOCK_LATCH 0x010010 /* Inode has illegal blocks (latch question) */
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228 | #define PR_1_TOO_MANY_BAD_BLOCKS 0x010011 /* Too many bad blocks in inode */
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229 | #define PR_1_BB_ILLEGAL_BLOCK_NUM 0x010012 /* Illegal block number in bad block inode */
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230 | #define PR_1_INODE_BBLOCK_LATCH 0x010013 /* Bad block inode has illegal blocks (latch question) */
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231 | #define PR_1_DUP_BLOCKS_PREENSTOP 0x010014 /* Duplicate or bad blocks in use! */
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232 | #define PR_1_BBINODE_BAD_METABLOCK 0x010015 /* Bad block used as bad block indirect block */
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233 | #define PR_1_BBINODE_BAD_METABLOCK_PROMPT 0x010016 /* Inconsistency can't be fixed prompt */
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234 | #define PR_1_BAD_PRIMARY_BLOCK 0x010017 /* Bad primary block */
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235 | #define PR_1_BAD_PRIMARY_BLOCK_PROMPT 0x010018 /* Bad primary block prompt */
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236 | #define PR_1_BAD_PRIMARY_SUPERBLOCK 0x010019 /* Bad primary superblock */
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237 | #define PR_1_BAD_PRIMARY_GROUP_DESCRIPTOR 0x01001A /* Bad primary block group descriptors */
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238 | #define PR_1_BAD_SUPERBLOCK 0x01001B /* Bad superblock in group */
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239 | #define PR_1_BAD_GROUP_DESCRIPTORS 0x01001C /* Bad block group descriptors in group */
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240 | #define PR_1_PROGERR_CLAIMED_BLOCK 0x01001D /* Block claimed for no reason */
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241 | #define PR_1_RELOC_BLOCK_ALLOCATE 0x01001E /* Error allocating blocks for relocating metadata */
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242 | #define PR_1_RELOC_MEMORY_ALLOCATE 0x01001F /* Error allocating block buffer during relocation process */
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243 | #define PR_1_RELOC_FROM_TO 0x010020 /* Relocating metadata group information from X to Y */
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244 | #define PR_1_RELOC_TO 0x010021 /* Relocating metatdata group information to X */
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245 | #define PR_1_RELOC_READ_ERR 0x010022 /* Block read error during relocation process */
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246 | #define PR_1_RELOC_WRITE_ERR 0x010023 /* Block write error during relocation process */
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247 | #define PR_1_ALLOCATE_IBITMAP_ERROR 0x010024 /* Error allocating inode bitmap */
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248 | #define PR_1_ALLOCATE_BBITMAP_ERROR 0x010025 /* Error allocating block bitmap */
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249 | #define PR_1_ALLOCATE_ICOUNT 0x010026 /* Error allocating icount structure */
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250 | #define PR_1_ALLOCATE_DBCOUNT 0x010027 /* Error allocating dbcount */
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251 | #define PR_1_ISCAN_ERROR 0x010028 /* Error while scanning inodes */
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252 | #define PR_1_BLOCK_ITERATE 0x010029 /* Error while iterating over blocks */
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253 | #define PR_1_ICOUNT_STORE 0x01002A /* Error while storing inode count information */
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254 | #define PR_1_ADD_DBLOCK 0x01002B /* Error while storing directory block information */
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255 | #define PR_1_READ_INODE 0x01002C /* Error while reading inode (for clearing) */
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256 | #define PR_1_SUPPRESS_MESSAGES 0x01002D /* Suppress messages prompt */
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257 | #define PR_1_SET_IMAGIC 0x01002F /* Imagic flag set on an inode when filesystem doesn't support it */
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258 | #define PR_1_SET_IMMUTABLE 0x010030 /* Immutable flag set on a device or socket inode */
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259 | #define PR_1_COMPR_SET 0x010031 /* Compression flag set on a non-compressed filesystem */
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260 | #define PR_1_SET_NONZSIZE 0x010032 /* Non-zero size on on device, fifo or socket inode */
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261 | #define PR_1_FS_REV_LEVEL 0x010033 /* Filesystem revision is 0, but feature flags are set */
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262 | #define PR_1_JOURNAL_INODE_NOT_CLEAR 0x010034 /* Journal inode not in use, needs clearing */
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263 | #define PR_1_JOURNAL_BAD_MODE 0x010035 /* Journal inode has wrong mode */
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264 | #define PR_1_LOW_DTIME 0x010036 /* Inode that was part of orphan linked list */
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265 | #define PR_1_ORPHAN_LIST_REFUGEES 0x010037 /* Latch question which asks how to deal with low dtime inodes */
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266 | #define PR_1_ALLOCATE_REFCOUNT 0x010038 /* Error allocating refcount structure */
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267 | #define PR_1_READ_EA_BLOCK 0x010039 /* Error reading Extended Attribute block */
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268 | #define PR_1_BAD_EA_BLOCK 0x01003A /* Invalid Extended Attribute block */
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269 | #define PR_1_EXTATTR_READ_ABORT 0x01003B /* Error reading Extended Attribute block while fixing refcount -- abort */
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270 | #define PR_1_EXTATTR_REFCOUNT 0x01003C /* Extended attribute reference count incorrect */
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271 | #define PR_1_EXTATTR_WRITE 0x01003D /* Error writing Extended Attribute block while fixing refcount */
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272 | #define PR_1_EA_MULTI_BLOCK 0x01003E /* Multiple EA blocks not supported */
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273 | #define PR_1_EA_ALLOC_REGION 0x01003F /* Error allocating EA region allocation structure */
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274 | #define PR_1_EA_ALLOC_COLLISION 0x010040 /* Error EA allocation collision */
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275 | #define PR_1_EA_BAD_NAME 0x010041 /* Bad extended attribute name */
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276 | #define PR_1_EA_BAD_VALUE 0x010042 /* Bad extended attribute value */
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277 | #define PR_1_INODE_TOOBIG 0x010043 /* Inode too big (latch question) */
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278 | #define PR_1_TOOBIG_DIR 0x010044 /* Directory too big */
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279 | #define PR_1_TOOBIG_REG 0x010045 /* Regular file too big */
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280 | #define PR_1_TOOBIG_SYMLINK 0x010046 /* Symlink too big */
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281 | #define PR_1_HTREE_SET 0x010047 /* INDEX_FL flag set on a non-HTREE filesystem */
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282 | #define PR_1_HTREE_NODIR 0x010048 /* INDEX_FL flag set on a non-directory */
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283 | #define PR_1_HTREE_BADROOT 0x010049 /* Invalid root node in HTREE directory */
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284 | #define PR_1_HTREE_HASHV 0x01004A /* Unsupported hash version in HTREE directory */
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285 | #define PR_1_HTREE_INCOMPAT 0x01004B /* Incompatible flag in HTREE root node */
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286 | #define PR_1_HTREE_DEPTH 0x01004C /* HTREE too deep */
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287 | #define PR_1_BB_FS_BLOCK 0x01004D /* Bad block has indirect block that conflicts with filesystem block */
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288 | #define PR_1_RESIZE_INODE_CREATE 0x01004E /* Resize inode failed */
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289 | #define PR_1_EXTRA_ISIZE 0x01004F /* inode->i_size is too long */
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290 | #define PR_1_ATTR_NAME_LEN 0x010050 /* attribute name is too long */
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291 | #define PR_1_ATTR_VALUE_OFFSET 0x010051 /* wrong EA value offset */
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292 | #define PR_1_ATTR_VALUE_BLOCK 0x010052 /* wrong EA blocknumber */
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293 | #define PR_1_ATTR_VALUE_SIZE 0x010053 /* wrong EA value size */
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294 | #define PR_1_ATTR_HASH 0x010054 /* wrong EA hash value */
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295 |
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296 | /*
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297 | * Pass 1b errors
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298 | */
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299 |
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300 | #define PR_1B_PASS_HEADER 0x011000 /* Pass 1B: Rescan for duplicate/bad blocks */
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301 | #define PR_1B_DUP_BLOCK_HEADER 0x011001 /* Duplicate/bad block(s) header */
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302 | #define PR_1B_DUP_BLOCK 0x011002 /* Duplicate/bad block(s) in inode */
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303 | #define PR_1B_DUP_BLOCK_END 0x011003 /* Duplicate/bad block(s) end */
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304 | #define PR_1B_ISCAN_ERROR 0x011004 /* Error while scanning inodes */
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305 | #define PR_1B_ALLOCATE_IBITMAP_ERROR 0x011005 /* Error allocating inode bitmap */
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306 | #define PR_1B_BLOCK_ITERATE 0x0110006 /* Error while iterating over blocks */
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307 | #define PR_1B_ADJ_EA_REFCOUNT 0x0110007 /* Error adjusting EA refcount */
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308 | #define PR_1C_PASS_HEADER 0x012000 /* Pass 1C: Scan directories for inodes with dup blocks. */
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309 | #define PR_1D_PASS_HEADER 0x013000 /* Pass 1D: Reconciling duplicate blocks */
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310 | #define PR_1D_DUP_FILE 0x013001 /* File has duplicate blocks */
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311 | #define PR_1D_DUP_FILE_LIST 0x013002 /* List of files sharing duplicate blocks */
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312 | #define PR_1D_SHARE_METADATA 0x013003 /* File sharing blocks with filesystem metadata */
|
---|
313 | #define PR_1D_NUM_DUP_INODES 0x013004 /* Report of how many duplicate/bad inodes */
|
---|
314 | #define PR_1D_DUP_BLOCKS_DEALT 0x013005 /* Duplicated blocks already reassigned or cloned. */
|
---|
315 | #define PR_1D_CLONE_QUESTION 0x013006 /* Clone duplicate/bad blocks? */
|
---|
316 | #define PR_1D_DELETE_QUESTION 0x013007 /* Delete file? */
|
---|
317 | #define PR_1D_CLONE_ERROR 0x013008 /* Couldn't clone file (error) */
|
---|
318 |
|
---|
319 | /*
|
---|
320 | * Pass 2 errors
|
---|
321 | */
|
---|
322 |
|
---|
323 | #define PR_2_PASS_HEADER 0x020000 /* Pass 2: Checking directory structure */
|
---|
324 | #define PR_2_BAD_INODE_DOT 0x020001 /* Bad inode number for '.' */
|
---|
325 | #define PR_2_BAD_INO 0x020002 /* Directory entry has bad inode number */
|
---|
326 | #define PR_2_UNUSED_INODE 0x020003 /* Directory entry has deleted or unused inode */
|
---|
327 | #define PR_2_LINK_DOT 0x020004 /* Directry entry is link to '.' */
|
---|
328 | #define PR_2_BB_INODE 0x020005 /* Directory entry points to inode now located in a bad block */
|
---|
329 | #define PR_2_LINK_DIR 0x020006 /* Directory entry contains a link to a directory */
|
---|
330 | #define PR_2_LINK_ROOT 0x020007 /* Directory entry contains a link to the root directry */
|
---|
331 | #define PR_2_BAD_NAME 0x020008 /* Directory entry has illegal characters in its name */
|
---|
332 | #define PR_2_MISSING_DOT 0x020009 /* Missing '.' in directory inode */
|
---|
333 | #define PR_2_MISSING_DOT_DOT 0x02000A /* Missing '..' in directory inode */
|
---|
334 | #define PR_2_1ST_NOT_DOT 0x02000B /* First entry in directory inode doesn't contain '.' */
|
---|
335 | #define PR_2_2ND_NOT_DOT_DOT 0x02000C /* Second entry in directory inode doesn't contain '..' */
|
---|
336 | #define PR_2_FADDR_ZERO 0x02000D /* i_faddr should be zero */
|
---|
337 | #define PR_2_FILE_ACL_ZERO 0x02000E /* i_file_acl should be zero */
|
---|
338 | #define PR_2_DIR_ACL_ZERO 0x02000F /* i_dir_acl should be zero */
|
---|
339 | #define PR_2_FRAG_ZERO 0x020010 /* i_frag should be zero */
|
---|
340 | #define PR_2_FSIZE_ZERO 0x020011 /* i_fsize should be zero */
|
---|
341 | #define PR_2_BAD_MODE 0x020012 /* inode has bad mode */
|
---|
342 | #define PR_2_DIR_CORRUPTED 0x020013 /* directory corrupted */
|
---|
343 | #define PR_2_FILENAME_LONG 0x020014 /* filename too long */
|
---|
344 | #define PR_2_DIRECTORY_HOLE 0x020015 /* Directory inode has a missing block (hole) */
|
---|
345 | #define PR_2_DOT_NULL_TERM 0x020016 /* '.' is not NULL terminated */
|
---|
346 | #define PR_2_DOT_DOT_NULL_TERM 0x020017 /* '..' is not NULL terminated */
|
---|
347 | #define PR_2_BAD_CHAR_DEV 0x020018 /* Illegal character device in inode */
|
---|
348 | #define PR_2_BAD_BLOCK_DEV 0x020019 /* Illegal block device in inode */
|
---|
349 | #define PR_2_DUP_DOT 0x02001A /* Duplicate '.' entry */
|
---|
350 | #define PR_2_DUP_DOT_DOT 0x02001B /* Duplicate '..' entry */
|
---|
351 | #define PR_2_NO_DIRINFO 0x02001C /* Internal error: couldn't find dir_info */
|
---|
352 | #define PR_2_FINAL_RECLEN 0x02001D /* Final rec_len is wrong */
|
---|
353 | #define PR_2_ALLOCATE_ICOUNT 0x02001E /* Error allocating icount structure */
|
---|
354 | #define PR_2_DBLIST_ITERATE 0x02001F /* Error iterating over directory blocks */
|
---|
355 | #define PR_2_READ_DIRBLOCK 0x020020 /* Error reading directory block */
|
---|
356 | #define PR_2_WRITE_DIRBLOCK 0x020021 /* Error writing directory block */
|
---|
357 | #define PR_2_ALLOC_DIRBOCK 0x020022 /* Error allocating new directory block */
|
---|
358 | #define PR_2_DEALLOC_INODE 0x020023 /* Error deallocating inode */
|
---|
359 | #define PR_2_SPLIT_DOT 0x020024 /* Directory entry for '.' is big. Split? */
|
---|
360 | #define PR_2_BAD_FIFO 0x020025 /* Illegal FIFO */
|
---|
361 | #define PR_2_BAD_SOCKET 0x020026 /* Illegal socket */
|
---|
362 | #define PR_2_SET_FILETYPE 0x020027 /* Directory filetype not set */
|
---|
363 | #define PR_2_BAD_FILETYPE 0x020028 /* Directory filetype incorrect */
|
---|
364 | #define PR_2_CLEAR_FILETYPE 0x020029 /* Directory filetype set when it shouldn't be */
|
---|
365 | #define PR_2_NULL_NAME 0x020030 /* Directory filename can't be zero-length */
|
---|
366 | #define PR_2_INVALID_SYMLINK 0x020031 /* Invalid symlink */
|
---|
367 | #define PR_2_FILE_ACL_BAD 0x020032 /* i_file_acl (extended attribute) is bad */
|
---|
368 | #define PR_2_FEATURE_LARGE_FILES 0x020033 /* Filesystem contains large files, but has no such flag in sb */
|
---|
369 | #define PR_2_HTREE_NOTREF 0x020034 /* Node in HTREE directory not referenced */
|
---|
370 | #define PR_2_HTREE_DUPREF 0x020035 /* Node in HTREE directory referenced twice */
|
---|
371 | #define PR_2_HTREE_MIN_HASH 0x020036 /* Node in HTREE directory has bad min hash */
|
---|
372 | #define PR_2_HTREE_MAX_HASH 0x020037 /* Node in HTREE directory has bad max hash */
|
---|
373 | #define PR_2_HTREE_CLEAR 0x020038 /* Clear invalid HTREE directory */
|
---|
374 | #define PR_2_HTREE_BADBLK 0x02003A /* Bad block in htree interior node */
|
---|
375 | #define PR_2_ADJ_EA_REFCOUNT 0x02003B /* Error adjusting EA refcount */
|
---|
376 | #define PR_2_HTREE_BAD_ROOT 0x02003C /* Invalid HTREE root node */
|
---|
377 | #define PR_2_HTREE_BAD_LIMIT 0x02003D /* Invalid HTREE limit */
|
---|
378 | #define PR_2_HTREE_BAD_COUNT 0x02003E /* Invalid HTREE count */
|
---|
379 | #define PR_2_HTREE_HASH_ORDER 0x02003F /* HTREE interior node has out-of-order hashes in table */
|
---|
380 | #define PR_2_HTREE_BAD_DEPTH 0x020040 /* Node in HTREE directory has bad depth */
|
---|
381 | #define PR_2_DUPLICATE_DIRENT 0x020041 /* Duplicate directory entry found */
|
---|
382 | #define PR_2_NON_UNIQUE_FILE 0x020042 /* Non-unique filename found */
|
---|
383 | #define PR_2_REPORT_DUP_DIRENT 0x020043 /* Duplicate directory entry found */
|
---|
384 |
|
---|
385 | /*
|
---|
386 | * Pass 3 errors
|
---|
387 | */
|
---|
388 |
|
---|
389 | #define PR_3_PASS_HEADER 0x030000 /* Pass 3: Checking directory connectivity */
|
---|
390 | #define PR_3_NO_ROOT_INODE 0x030001 /* Root inode not allocated */
|
---|
391 | #define PR_3_EXPAND_LF_DIR 0x030002 /* No room in lost+found */
|
---|
392 | #define PR_3_UNCONNECTED_DIR 0x030003 /* Unconnected directory inode */
|
---|
393 | #define PR_3_NO_LF_DIR 0x030004 /* /lost+found not found */
|
---|
394 | #define PR_3_BAD_DOT_DOT 0x030005 /* .. entry is incorrect */
|
---|
395 | #define PR_3_NO_LPF 0x030006 /* Bad or non-existent /lost+found. Cannot reconnect */
|
---|
396 | #define PR_3_CANT_EXPAND_LPF 0x030007 /* Could not expand /lost+found */
|
---|
397 | #define PR_3_CANT_RECONNECT 0x030008 /* Could not reconnect inode */
|
---|
398 | #define PR_3_ERR_FIND_LPF 0x030009 /* Error while trying to find /lost+found */
|
---|
399 | #define PR_3_ERR_LPF_NEW_BLOCK 0x03000A /* Error in ext2fs_new_block while creating /lost+found */
|
---|
400 | #define PR_3_ERR_LPF_NEW_INODE 0x03000B /* Error in ext2fs_new_inode while creating /lost+found */
|
---|
401 | #define PR_3_ERR_LPF_NEW_DIR_BLOCK 0x03000C /* Error in ext2fs_new_dir_block while creating /lost+found */
|
---|
402 | #define PR_3_ERR_LPF_WRITE_BLOCK 0x03000D /* Error while writing directory block for /lost+found */
|
---|
403 | #define PR_3_ADJUST_INODE 0x03000E /* Error while adjusting inode count */
|
---|
404 | #define PR_3_FIX_PARENT_ERR 0x03000F /* Couldn't fix parent directory -- error */
|
---|
405 | #define PR_3_FIX_PARENT_NOFIND 0x030010 /* Couldn't fix parent directory -- couldn't find it */
|
---|
406 | #define PR_3_ALLOCATE_IBITMAP_ERROR 0x030011 /* Error allocating inode bitmap */
|
---|
407 | #define PR_3_CREATE_ROOT_ERROR 0x030012 /* Error creating root directory */
|
---|
408 | #define PR_3_CREATE_LPF_ERROR 0x030013 /* Error creating lost and found directory */
|
---|
409 | #define PR_3_ROOT_NOT_DIR_ABORT 0x030014 /* Root inode is not directory; aborting */
|
---|
410 | #define PR_3_NO_ROOT_INODE_ABORT 0x030015 /* Cannot proceed without a root inode. */
|
---|
411 | #define PR_3_NO_DIRINFO 0x030016 /* Internal error: couldn't find dir_info */
|
---|
412 | #define PR_3_LPF_NOTDIR 0x030017 /* Lost+found is not a directory */
|
---|
413 |
|
---|
414 | /*
|
---|
415 | * Pass 3a --- rehashing diretories
|
---|
416 | */
|
---|
417 | #define PR_3A_PASS_HEADER 0x031000 /* Pass 3a: Reindexing directories */
|
---|
418 | #define PR_3A_OPTIMIZE_ITER 0x031001 /* Error iterating over directories */
|
---|
419 | #define PR_3A_OPTIMIZE_DIR_ERR 0x031002 /* Error rehash directory */
|
---|
420 | #define PR_3A_OPTIMIZE_DIR_HEADER 0x031003 /* Rehashing dir header */
|
---|
421 | #define PR_3A_OPTIMIZE_DIR 0x031004 /* Rehashing directory %d */
|
---|
422 | #define PR_3A_OPTIMIZE_DIR_END 0x031005 /* Rehashing dir end */
|
---|
423 |
|
---|
424 | /*
|
---|
425 | * Pass 4 errors
|
---|
426 | */
|
---|
427 |
|
---|
428 | #define PR_4_PASS_HEADER 0x040000 /* Pass 4: Checking reference counts */
|
---|
429 | #define PR_4_ZERO_LEN_INODE 0x040001 /* Unattached zero-length inode */
|
---|
430 | #define PR_4_UNATTACHED_INODE 0x040002 /* Unattached inode */
|
---|
431 | #define PR_4_BAD_REF_COUNT 0x040003 /* Inode ref count wrong */
|
---|
432 | #define PR_4_INCONSISTENT_COUNT 0x040004 /* Inconsistent inode count information cached */
|
---|
433 |
|
---|
434 | /*
|
---|
435 | * Pass 5 errors
|
---|
436 | */
|
---|
437 |
|
---|
438 | #define PR_5_PASS_HEADER 0x050000 /* Pass 5: Checking group summary information */
|
---|
439 | #define PR_5_INODE_BMAP_PADDING 0x050001 /* Padding at end of inode bitmap is not set. */
|
---|
440 | #define PR_5_BLOCK_BMAP_PADDING 0x050002 /* Padding at end of block bitmap is not set. */
|
---|
441 | #define PR_5_BLOCK_BITMAP_HEADER 0x050003 /* Block bitmap differences header */
|
---|
442 | #define PR_5_BLOCK_UNUSED 0x050004 /* Block not used, but marked in bitmap */
|
---|
443 | #define PR_5_BLOCK_USED 0x050005 /* Block used, but not marked used in bitmap */
|
---|
444 | #define PR_5_BLOCK_BITMAP_END 0x050006 /* Block bitmap differences end */
|
---|
445 | #define PR_5_INODE_BITMAP_HEADER 0x050007 /* Inode bitmap differences header */
|
---|
446 | #define PR_5_INODE_UNUSED 0x050008 /* Inode not used, but marked in bitmap */
|
---|
447 | #define PR_5_INODE_USED 0x050009 /* Inode used, but not marked used in bitmap */
|
---|
448 | #define PR_5_INODE_BITMAP_END 0x05000A /* Inode bitmap differences end */
|
---|
449 | #define PR_5_FREE_INODE_COUNT_GROUP 0x05000B /* Free inodes count for group wrong */
|
---|
450 | #define PR_5_FREE_DIR_COUNT_GROUP 0x05000C /* Directories count for group wrong */
|
---|
451 | #define PR_5_FREE_INODE_COUNT 0x05000D /* Free inodes count wrong */
|
---|
452 | #define PR_5_FREE_BLOCK_COUNT_GROUP 0x05000E /* Free blocks count for group wrong */
|
---|
453 | #define PR_5_FREE_BLOCK_COUNT 0x05000F /* Free blocks count wrong */
|
---|
454 | #define PR_5_BMAP_ENDPOINTS 0x050010 /* Programming error: bitmap endpoints don't match */
|
---|
455 | #define PR_5_FUDGE_BITMAP_ERROR 0x050011 /* Internal error: fudging end of bitmap */
|
---|
456 | #define PR_5_COPY_IBITMAP_ERROR 0x050012 /* Error copying in replacement inode bitmap */
|
---|
457 | #define PR_5_COPY_BBITMAP_ERROR 0x050013 /* Error copying in replacement block bitmap */
|
---|
458 | #define PR_5_BLOCK_RANGE_UNUSED 0x050014 /* Block range not used, but marked in bitmap */
|
---|
459 | #define PR_5_BLOCK_RANGE_USED 0x050015 /* Block range used, but not marked used in bitmap */
|
---|
460 | #define PR_5_INODE_RANGE_UNUSED 0x050016 /* Inode range not used, but marked in bitmap */
|
---|
461 | #define PR_5_INODE_RANGE_USED 0x050017 /* Inode rangeused, but not marked used in bitmap */
|
---|
462 |
|
---|
463 |
|
---|
464 | /*
|
---|
465 | * The directory information structure; stores directory information
|
---|
466 | * collected in earlier passes, to avoid disk i/o in fetching the
|
---|
467 | * directory information.
|
---|
468 | */
|
---|
469 | struct dir_info {
|
---|
470 | ext2_ino_t ino; /* Inode number */
|
---|
471 | ext2_ino_t dotdot; /* Parent according to '..' */
|
---|
472 | ext2_ino_t parent; /* Parent according to treewalk */
|
---|
473 | };
|
---|
474 |
|
---|
475 |
|
---|
476 |
|
---|
477 | /*
|
---|
478 | * The indexed directory information structure; stores information for
|
---|
479 | * directories which contain a hash tree index.
|
---|
480 | */
|
---|
481 | struct dx_dir_info {
|
---|
482 | ext2_ino_t ino; /* Inode number */
|
---|
483 | int numblocks; /* number of blocks */
|
---|
484 | int hashversion;
|
---|
485 | short depth; /* depth of tree */
|
---|
486 | struct dx_dirblock_info *dx_block; /* Array of size numblocks */
|
---|
487 | };
|
---|
488 |
|
---|
489 | /*
|
---|
490 | * Define the extended attribute refcount structure
|
---|
491 | */
|
---|
492 | typedef struct ea_refcount *ext2_refcount_t;
|
---|
493 |
|
---|
494 | struct e2fsck_struct {
|
---|
495 | ext2_filsys fs;
|
---|
496 | const char *program_name;
|
---|
497 | char *filesystem_name;
|
---|
498 | char *device_name;
|
---|
499 | char *io_options;
|
---|
500 | int flags; /* E2fsck internal flags */
|
---|
501 | int options;
|
---|
502 | blk_t use_superblock; /* sb requested by user */
|
---|
503 | blk_t superblock; /* sb used to open fs */
|
---|
504 | int blocksize; /* blocksize */
|
---|
505 | blk_t num_blocks; /* Total number of blocks */
|
---|
506 | int mount_flags;
|
---|
507 | blkid_cache blkid; /* blkid cache */
|
---|
508 |
|
---|
509 | jmp_buf abort_loc;
|
---|
510 |
|
---|
511 | unsigned long abort_code;
|
---|
512 |
|
---|
513 | int (*progress)(e2fsck_t ctx, int pass, unsigned long cur,
|
---|
514 | unsigned long max);
|
---|
515 |
|
---|
516 | ext2fs_inode_bitmap inode_used_map; /* Inodes which are in use */
|
---|
517 | ext2fs_inode_bitmap inode_bad_map; /* Inodes which are bad somehow */
|
---|
518 | ext2fs_inode_bitmap inode_dir_map; /* Inodes which are directories */
|
---|
519 | ext2fs_inode_bitmap inode_imagic_map; /* AFS inodes */
|
---|
520 | ext2fs_inode_bitmap inode_reg_map; /* Inodes which are regular files*/
|
---|
521 |
|
---|
522 | ext2fs_block_bitmap block_found_map; /* Blocks which are in use */
|
---|
523 | ext2fs_block_bitmap block_dup_map; /* Blks referenced more than once */
|
---|
524 | ext2fs_block_bitmap block_ea_map; /* Blocks which are used by EA's */
|
---|
525 |
|
---|
526 | /*
|
---|
527 | * Inode count arrays
|
---|
528 | */
|
---|
529 | ext2_icount_t inode_count;
|
---|
530 | ext2_icount_t inode_link_info;
|
---|
531 |
|
---|
532 | ext2_refcount_t refcount;
|
---|
533 | ext2_refcount_t refcount_extra;
|
---|
534 |
|
---|
535 | /*
|
---|
536 | * Array of flags indicating whether an inode bitmap, block
|
---|
537 | * bitmap, or inode table is invalid
|
---|
538 | */
|
---|
539 | int *invalid_inode_bitmap_flag;
|
---|
540 | int *invalid_block_bitmap_flag;
|
---|
541 | int *invalid_inode_table_flag;
|
---|
542 | int invalid_bitmaps; /* There are invalid bitmaps/itable */
|
---|
543 |
|
---|
544 | /*
|
---|
545 | * Block buffer
|
---|
546 | */
|
---|
547 | char *block_buf;
|
---|
548 |
|
---|
549 | /*
|
---|
550 | * For pass1_check_directory and pass1_get_blocks
|
---|
551 | */
|
---|
552 | ext2_ino_t stashed_ino;
|
---|
553 | struct ext2_inode *stashed_inode;
|
---|
554 |
|
---|
555 | /*
|
---|
556 | * Location of the lost and found directory
|
---|
557 | */
|
---|
558 | ext2_ino_t lost_and_found;
|
---|
559 | int bad_lost_and_found;
|
---|
560 |
|
---|
561 | /*
|
---|
562 | * Directory information
|
---|
563 | */
|
---|
564 | int dir_info_count;
|
---|
565 | int dir_info_size;
|
---|
566 | struct dir_info *dir_info;
|
---|
567 |
|
---|
568 | /*
|
---|
569 | * Indexed directory information
|
---|
570 | */
|
---|
571 | int dx_dir_info_count;
|
---|
572 | int dx_dir_info_size;
|
---|
573 | struct dx_dir_info *dx_dir_info;
|
---|
574 |
|
---|
575 | /*
|
---|
576 | * Directories to hash
|
---|
577 | */
|
---|
578 | ext2_u32_list dirs_to_hash;
|
---|
579 |
|
---|
580 | /*
|
---|
581 | * Tuning parameters
|
---|
582 | */
|
---|
583 | int process_inode_size;
|
---|
584 | int inode_buffer_blocks;
|
---|
585 |
|
---|
586 | /*
|
---|
587 | * ext3 journal support
|
---|
588 | */
|
---|
589 | io_channel journal_io;
|
---|
590 | char *journal_name;
|
---|
591 |
|
---|
592 | /*
|
---|
593 | * How we display the progress update (for unix)
|
---|
594 | */
|
---|
595 | int progress_fd;
|
---|
596 | int progress_pos;
|
---|
597 | int progress_last_percent;
|
---|
598 | unsigned int progress_last_time;
|
---|
599 | int interactive; /* Are we connected directly to a tty? */
|
---|
600 | char start_meta[2], stop_meta[2];
|
---|
601 |
|
---|
602 | /* File counts */
|
---|
603 | int fs_directory_count;
|
---|
604 | int fs_regular_count;
|
---|
605 | int fs_blockdev_count;
|
---|
606 | int fs_chardev_count;
|
---|
607 | int fs_links_count;
|
---|
608 | int fs_symlinks_count;
|
---|
609 | int fs_fast_symlinks_count;
|
---|
610 | int fs_fifo_count;
|
---|
611 | int fs_total_count;
|
---|
612 | int fs_sockets_count;
|
---|
613 | int fs_ind_count;
|
---|
614 | int fs_dind_count;
|
---|
615 | int fs_tind_count;
|
---|
616 | int fs_fragmented;
|
---|
617 | int large_files;
|
---|
618 | int fs_ext_attr_inodes;
|
---|
619 | int fs_ext_attr_blocks;
|
---|
620 |
|
---|
621 | int ext_attr_ver;
|
---|
622 |
|
---|
623 | /*
|
---|
624 | * For the use of callers of the e2fsck functions; not used by
|
---|
625 | * e2fsck functions themselves.
|
---|
626 | */
|
---|
627 | void *priv_data;
|
---|
628 | };
|
---|
629 |
|
---|
630 |
|
---|
631 |
|
---|
632 | static inline int tid_gt(tid_t x, tid_t y)
|
---|
633 | {
|
---|
634 | int difference = (x - y);
|
---|
635 | return (difference > 0);
|
---|
636 | }
|
---|
637 |
|
---|
638 | static inline int tid_geq(tid_t x, tid_t y)
|
---|
639 | {
|
---|
640 | int difference = (x - y);
|
---|
641 | return (difference >= 0);
|
---|
642 | }
|
---|
643 |
|
---|
644 |
|
---|