1 | /* |
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2 | * COPYRIGHT (c) 2010 Chris Johns <chrisj@rtems.org> |
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3 | * |
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4 | * The license and distribution terms for this file may be |
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5 | * found in the file LICENSE in this distribution or at |
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6 | * http://www.rtems.com/license/LICENSE. |
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7 | * |
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8 | * $Id$ |
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9 | */ |
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10 | /** |
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11 | * @file |
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12 | * |
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13 | * @ingroup rtems-rfs |
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14 | * |
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15 | * RTEMS File Systems Shell Commands Support |
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16 | */ |
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17 | |
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18 | #if HAVE_CONFIG_H |
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19 | #include "config.h" |
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20 | #endif |
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21 | |
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22 | #include <inttypes.h> |
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23 | #include <string.h> |
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24 | |
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25 | #include <rtems/rfs/rtems-rfs-block.h> |
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26 | #include <rtems/rfs/rtems-rfs-buffer.h> |
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27 | #include <rtems/rfs/rtems-rfs-group.h> |
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28 | #include <rtems/rfs/rtems-rfs-inode.h> |
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29 | #include <rtems/rfs/rtems-rfs-dir.h> |
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30 | #include <rtems/rtems-rfs-format.h> |
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31 | |
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32 | #include <sys/statvfs.h> |
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33 | |
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34 | #if __rtems__ |
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35 | #include "rtems-rfs-rtems.h" |
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36 | #endif |
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37 | |
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38 | /** |
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39 | * The type of the shell handlers we have. |
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40 | */ |
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41 | typedef int (*rtems_rfs_shell_handler) (rtems_rfs_file_system* fs, int argc, char *argv[]); |
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42 | |
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43 | /** |
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44 | * Table of handlers we parse to invoke the command. |
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45 | */ |
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46 | typedef struct |
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47 | { |
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48 | const char* name; |
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49 | rtems_rfs_shell_handler handler; |
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50 | const char* help; |
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51 | } rtems_rfs_shell_cmd; |
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52 | |
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53 | /** |
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54 | * Lock the file system. |
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55 | */ |
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56 | static void |
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57 | rtems_rfs_shell_lock_rfs (rtems_rfs_file_system* fs) |
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58 | { |
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59 | #if __rtems__ |
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60 | rtems_rfs_rtems_lock (fs); |
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61 | #endif |
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62 | } |
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63 | |
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64 | /** |
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65 | * Unlock the file system. |
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66 | */ |
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67 | static void |
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68 | rtems_rfs_shell_unlock_rfs (rtems_rfs_file_system* fs) |
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69 | { |
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70 | #if __rtems__ |
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71 | rtems_rfs_rtems_unlock (fs); |
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72 | #endif |
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73 | } |
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74 | |
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75 | /** |
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76 | * Get the file system data from the specific path. Checks to make sure the path is |
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77 | * pointing to a valid RFS file system. |
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78 | */ |
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79 | static int |
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80 | rtems_rfs_get_fs (const char* path, rtems_rfs_file_system** fs) |
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81 | { |
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82 | struct statvfs sb; |
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83 | int rc; |
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84 | |
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85 | rc = statvfs (path, &sb); |
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86 | if (rc < 0) |
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87 | { |
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88 | printf ("error: cannot statvfs path: %s: (%d) %s\n", |
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89 | path, errno, strerror (errno)); |
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90 | return -1; |
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91 | } |
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92 | |
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93 | if (sb.f_fsid != RTEMS_RFS_SB_MAGIC) |
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94 | { |
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95 | printf ("error: path '%s' is not on an RFS file system\n", path); |
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96 | return -1; |
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97 | } |
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98 | |
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99 | #if __rtems__ |
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100 | /* |
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101 | * Now find the path location on the file system. This will give the file |
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102 | * system data. |
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103 | */ |
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104 | { |
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105 | rtems_filesystem_location_info_t pathloc; |
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106 | rc = rtems_filesystem_evaluate_path (path, strlen (path), 0, &pathloc, true); |
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107 | *fs = rtems_rfs_rtems_pathloc_dev (&pathloc); |
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108 | rtems_filesystem_freenode (&pathloc); |
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109 | } |
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110 | #endif |
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111 | |
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112 | return rc; |
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113 | } |
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114 | |
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115 | static int |
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116 | rtems_rfs_shell_data (rtems_rfs_file_system* fs, int argc, char *argv[]) |
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117 | { |
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118 | size_t blocks; |
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119 | size_t inodes; |
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120 | int bpcent; |
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121 | int ipcent; |
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122 | |
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123 | printf ("RFS Filesystem Data\n"); |
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124 | printf (" flags: %08" PRIx32 "\n", fs->flags); |
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125 | #if 0 |
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126 | printf (" device: %08lx\n", rtems_rfs_fs_device (fs)); |
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127 | #endif |
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128 | printf (" blocks: %zu\n", rtems_rfs_fs_blocks (fs)); |
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129 | printf (" block size: %zu\n", rtems_rfs_fs_block_size (fs)); |
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130 | printf (" size: %" PRIu64 "\n", rtems_rfs_fs_size (fs)); |
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131 | printf (" media block size: %" PRIu32 "\n", rtems_rfs_fs_media_block_size (fs)); |
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132 | printf (" media size: %" PRIu64 "\n", rtems_rfs_fs_media_size (fs)); |
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133 | printf (" inodes: %" PRIu32 "\n", rtems_rfs_fs_inodes (fs)); |
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134 | printf (" bad blocks: %" PRIu32 "\n", fs->bad_blocks); |
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135 | printf (" max. name length: %" PRIu32 "\n", rtems_rfs_fs_max_name (fs)); |
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136 | printf (" groups: %d\n", fs->group_count); |
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137 | printf (" group blocks: %zd\n", fs->group_blocks); |
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138 | printf (" group inodes: %zd\n", fs->group_inodes); |
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139 | printf (" inodes per block: %zd\n", fs->inodes_per_block); |
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140 | printf (" blocks per block: %zd\n", fs->blocks_per_block); |
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141 | printf (" singly blocks: %zd\n", fs->block_map_singly_blocks); |
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142 | printf (" doublly blocks: %zd\n", fs->block_map_doubly_blocks); |
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143 | printf (" max. held buffers: %" PRId32 "\n", fs->max_held_buffers); |
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144 | |
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145 | rtems_rfs_shell_lock_rfs (fs); |
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146 | |
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147 | rtems_rfs_group_usage (fs, &blocks, &inodes); |
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148 | |
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149 | rtems_rfs_shell_unlock_rfs (fs); |
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150 | |
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151 | bpcent = (blocks * 1000) / rtems_rfs_fs_blocks (fs); |
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152 | ipcent = (inodes * 1000) / rtems_rfs_fs_inodes (fs); |
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153 | |
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154 | printf (" blocks used: %zd (%d.%d%%)\n", |
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155 | blocks, bpcent / 10, bpcent % 10); |
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156 | printf (" inodes used: %zd (%d.%d%%)\n", |
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157 | inodes, ipcent / 10, ipcent % 10); |
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158 | |
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159 | return 0; |
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160 | } |
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161 | |
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162 | static int |
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163 | rtems_rfs_shell_block (rtems_rfs_file_system* fs, int argc, char *argv[]) |
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164 | { |
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165 | rtems_rfs_buffer_handle buffer; |
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166 | rtems_rfs_block_no block; |
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167 | uint8_t* data; |
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168 | bool state; |
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169 | int b; |
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170 | int rc; |
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171 | |
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172 | if (argc <= 1) |
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173 | { |
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174 | printf ("error: no block number provided\n"); |
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175 | return 1; |
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176 | } |
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177 | |
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178 | block = strtoul (argv[1], 0, 0); |
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179 | |
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180 | rtems_rfs_shell_lock_rfs (fs); |
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181 | |
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182 | rc = rtems_rfs_group_bitmap_test (fs, false, block, &state); |
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183 | if (rc > 0) |
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184 | { |
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185 | rtems_rfs_shell_unlock_rfs (fs); |
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186 | printf ("error: testing block state: block=%" PRIu32 ": (%d) %s\n", |
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187 | block, rc, strerror (rc)); |
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188 | return 1; |
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189 | } |
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190 | |
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191 | printf (" %5" PRIu32 ": block %s\n", block, state ? "allocated" : "free"); |
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192 | |
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193 | rc = rtems_rfs_buffer_handle_open (fs, &buffer); |
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194 | if (rc > 0) |
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195 | { |
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196 | rtems_rfs_shell_unlock_rfs (fs); |
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197 | printf ("error: opening buffer handle: block=%" PRIu32 ": (%d) %s\n", |
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198 | block, rc, strerror (rc)); |
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199 | return 1; |
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200 | } |
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201 | |
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202 | rc = rtems_rfs_buffer_handle_request (fs, &buffer, block, true); |
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203 | if (rc > 0) |
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204 | { |
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205 | rtems_rfs_buffer_handle_close (fs, &buffer); |
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206 | rtems_rfs_shell_unlock_rfs (fs); |
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207 | printf ("error: requesting buffer handle: block=%" PRIu32 ": (%d) %s\n", |
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208 | block, rc, strerror (rc)); |
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209 | return 1; |
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210 | } |
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211 | |
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212 | for (b = 0, data = rtems_rfs_buffer_data (&buffer); |
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213 | b < rtems_rfs_fs_block_size (fs); |
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214 | b++, data++) |
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215 | { |
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216 | int mod = b % 16; |
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217 | if (mod == 0) |
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218 | { |
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219 | if (b) |
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220 | printf ("\n"); |
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221 | printf ("%04x ", b); |
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222 | } |
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223 | if (mod == 8) |
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224 | printf (" "); |
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225 | printf ("%02x ", *data); |
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226 | } |
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227 | |
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228 | printf ("\n"); |
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229 | |
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230 | rc = rtems_rfs_buffer_handle_close (fs, &buffer); |
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231 | if (rc > 0) |
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232 | { |
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233 | rtems_rfs_shell_unlock_rfs (fs); |
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234 | printf ("error: closing buffer handle: block=%" PRIu32 ": (%d) %s\n", |
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235 | block, rc, strerror (rc)); |
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236 | return 1; |
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237 | } |
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238 | |
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239 | rtems_rfs_shell_unlock_rfs (fs); |
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240 | |
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241 | return 0; |
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242 | } |
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243 | |
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244 | static int |
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245 | rtems_rfs_shell_inode (rtems_rfs_file_system* fs, int argc, char *argv[]) |
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246 | { |
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247 | rtems_rfs_ino start; |
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248 | rtems_rfs_ino end; |
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249 | rtems_rfs_ino total; |
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250 | rtems_rfs_ino ino; |
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251 | bool show_all; |
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252 | bool error_check_only; |
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253 | bool forced; |
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254 | bool have_start; |
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255 | bool have_end; |
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256 | int arg; |
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257 | int b; |
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258 | int rc; |
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259 | |
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260 | total = fs->group_inodes * fs->group_count; |
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261 | start = RTEMS_RFS_ROOT_INO; |
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262 | end = total - 1; |
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263 | show_all = false; |
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264 | error_check_only = false; |
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265 | forced = false; |
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266 | have_start = have_end = false; |
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267 | |
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268 | for (arg = 1; arg < argc; arg++) |
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269 | { |
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270 | if (argv[arg][0] == '-') |
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271 | { |
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272 | switch (argv[arg][1]) |
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273 | { |
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274 | case 'a': |
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275 | show_all = true; |
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276 | break; |
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277 | case 'e': |
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278 | error_check_only = true; |
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279 | break; |
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280 | case 'f': |
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281 | forced = true; |
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282 | break; |
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283 | default: |
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284 | printf ("warning: option ignored: %s\n", argv[arg]); |
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285 | break; |
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286 | } |
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287 | } |
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288 | else |
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289 | { |
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290 | if (have_end && have_start) |
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291 | printf ("warning: option ignored: %s\n", argv[arg]); |
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292 | else if (!have_start) |
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293 | { |
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294 | start = end = strtoul (argv[arg], 0, 0); |
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295 | have_start = true; |
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296 | } |
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297 | else |
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298 | { |
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299 | end = strtoul (argv[arg], 0, 0); |
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300 | have_end = true; |
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301 | } |
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302 | } |
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303 | } |
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304 | |
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305 | if ((start < 0) || (end < 0) || |
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306 | (start >= total) || (end >= total)) |
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307 | { |
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308 | printf ("error: inode out of range (0->%" PRId32 ").\n", total - 1); |
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309 | return 1; |
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310 | } |
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311 | |
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312 | rtems_rfs_shell_lock_rfs (fs); |
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313 | |
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314 | for (ino = start; ino <= end; ino++) |
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315 | { |
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316 | rtems_rfs_inode_handle inode; |
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317 | bool allocated; |
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318 | |
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319 | rc = rtems_rfs_group_bitmap_test (fs, true, ino, &allocated); |
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320 | if (rc > 0) |
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321 | { |
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322 | rtems_rfs_shell_unlock_rfs (fs); |
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323 | printf ("error: testing inode state: ino=%" PRIu32 ": (%d) %s\n", |
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324 | ino, rc, strerror (rc)); |
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325 | return 1; |
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326 | } |
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327 | |
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328 | if (show_all || allocated) |
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329 | { |
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330 | uint16_t mode; |
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331 | bool error; |
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332 | |
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333 | rc = rtems_rfs_inode_open (fs, ino, &inode, true); |
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334 | if (rc > 0) |
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335 | { |
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336 | rtems_rfs_shell_unlock_rfs (fs); |
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337 | printf ("error: opening inode handle: ino=%" PRIu32 ": (%d) %s\n", |
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338 | ino, rc, strerror (rc)); |
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339 | return 1; |
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340 | } |
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341 | |
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342 | error = false; |
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343 | |
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344 | mode = rtems_rfs_inode_get_mode (&inode); |
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345 | |
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346 | if (error_check_only) |
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347 | { |
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348 | if (!RTEMS_RFS_S_ISDIR (mode) && |
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349 | !RTEMS_RFS_S_ISCHR (mode) && |
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350 | !RTEMS_RFS_S_ISBLK (mode) && |
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351 | !RTEMS_RFS_S_ISREG (mode) && |
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352 | !RTEMS_RFS_S_ISLNK (mode)) |
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353 | error = true; |
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354 | else |
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355 | { |
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356 | #if NEED_TO_HANDLE_DIFFERENT_TYPES |
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357 | int b; |
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358 | for (b = 0; b < RTEMS_RFS_INODE_BLOCKS; b++) |
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359 | { |
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360 | uint32_t block; |
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361 | block = rtems_rfs_inode_get_block (&inode, b); |
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362 | if ((block <= RTEMS_RFS_SUPERBLOCK_SIZE) || |
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363 | (block >= rtems_rfs_fs_blocks (fs))) |
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364 | error = true; |
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365 | } |
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366 | #endif |
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367 | } |
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368 | } |
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369 | |
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370 | if (!error_check_only || error) |
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371 | { |
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372 | printf (" %5" PRIu32 ": pos=%06" PRIu32 ":%04zx %c ", |
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373 | ino, rtems_rfs_buffer_bnum (&inode.buffer), |
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374 | inode.offset * RTEMS_RFS_INODE_SIZE, |
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375 | allocated ? 'A' : 'F'); |
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376 | |
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377 | if (!allocated && !forced) |
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378 | printf (" --\n"); |
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379 | else |
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380 | { |
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381 | const char* type; |
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382 | type = "UKN"; |
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383 | if (RTEMS_RFS_S_ISDIR (mode)) |
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384 | type = "DIR"; |
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385 | else if (RTEMS_RFS_S_ISCHR (mode)) |
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386 | type = "CHR"; |
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387 | else if (RTEMS_RFS_S_ISBLK (mode)) |
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388 | type = "BLK"; |
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389 | else if (RTEMS_RFS_S_ISREG (mode)) |
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390 | type = "REG"; |
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391 | else if (RTEMS_RFS_S_ISLNK (mode)) |
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392 | type = "LNK"; |
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393 | printf ("links=%03i mode=%04x (%s/%03o) bo=%04u bc=%04" PRIu32 " b=[", |
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394 | rtems_rfs_inode_get_links (&inode), |
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395 | mode, type, mode & ((1 << 10) - 1), |
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396 | rtems_rfs_inode_get_block_offset (&inode), |
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397 | rtems_rfs_inode_get_block_count (&inode)); |
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398 | for (b = 0; b < (RTEMS_RFS_INODE_BLOCKS - 1); b++) |
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399 | printf ("%" PRIu32 " ", rtems_rfs_inode_get_block (&inode, b)); |
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400 | printf ("%" PRIu32 "]\n", rtems_rfs_inode_get_block (&inode, b)); |
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401 | } |
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402 | } |
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403 | |
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404 | rc = rtems_rfs_inode_close (fs, &inode); |
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405 | if (rc > 0) |
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406 | { |
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407 | rtems_rfs_shell_unlock_rfs (fs); |
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408 | printf ("error: closing inode handle: ino=%" PRIu32 ": (%d) %s\n", |
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409 | ino, rc, strerror (rc)); |
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410 | return 1; |
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411 | } |
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412 | } |
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413 | } |
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414 | |
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415 | rtems_rfs_shell_unlock_rfs (fs); |
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416 | |
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417 | return 0; |
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418 | } |
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419 | |
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420 | static int |
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421 | rtems_rfs_shell_dir (rtems_rfs_file_system* fs, int argc, char *argv[]) |
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422 | { |
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423 | rtems_rfs_buffer_handle buffer; |
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424 | rtems_rfs_block_no block; |
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425 | uint8_t* data; |
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426 | bool state; |
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427 | int entry; |
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428 | int b; |
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429 | int rc; |
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430 | |
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431 | if (argc <= 1) |
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432 | { |
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433 | printf ("error: no block number provided\n"); |
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434 | return 1; |
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435 | } |
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436 | |
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437 | block = strtoul (argv[1], 0, 0); |
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438 | |
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439 | rtems_rfs_shell_lock_rfs (fs); |
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440 | |
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441 | rc = rtems_rfs_group_bitmap_test (fs, false, block, &state); |
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442 | if (rc > 0) |
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443 | { |
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444 | rtems_rfs_shell_unlock_rfs (fs); |
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445 | printf ("error: testing block state: block=%" PRIu32 ": (%d) %s\n", |
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446 | block, rc, strerror (rc)); |
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447 | return 1; |
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448 | } |
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449 | |
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450 | printf (" %5" PRIu32 ": block %s\n", block, state ? "allocated" : "free"); |
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451 | |
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452 | rc = rtems_rfs_buffer_handle_open (fs, &buffer); |
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453 | if (rc > 0) |
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454 | { |
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455 | rtems_rfs_shell_unlock_rfs (fs); |
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456 | printf ("error: opening buffer handle: block=%" PRIu32 ": (%d) %s\n", |
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457 | block, rc, strerror (rc)); |
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458 | return 1; |
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459 | } |
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460 | |
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461 | rc = rtems_rfs_buffer_handle_request (fs, &buffer, block, true); |
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462 | if (rc > 0) |
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463 | { |
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464 | rtems_rfs_buffer_handle_close (fs, &buffer); |
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465 | rtems_rfs_shell_unlock_rfs (fs); |
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466 | printf ("error: requesting buffer handle: block=%" PRIu32 ": (%d) %s\n", |
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467 | block, rc, strerror (rc)); |
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468 | return 1; |
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469 | } |
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470 | |
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471 | b = 0; |
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472 | entry = 1; |
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473 | data = rtems_rfs_buffer_data (&buffer); |
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474 | |
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475 | while (b < (rtems_rfs_fs_block_size (fs) - RTEMS_RFS_DIR_ENTRY_SIZE - 1)) |
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476 | { |
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477 | rtems_rfs_ino eino; |
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478 | int elength; |
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479 | int length; |
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480 | int c; |
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481 | |
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482 | eino = rtems_rfs_dir_entry_ino (data); |
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483 | elength = rtems_rfs_dir_entry_length (data); |
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484 | |
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485 | if (elength == RTEMS_RFS_DIR_ENTRY_EMPTY) |
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486 | break; |
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487 | |
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488 | if ((elength < RTEMS_RFS_DIR_ENTRY_SIZE) || |
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489 | (elength >= rtems_rfs_fs_max_name (fs))) |
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490 | { |
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491 | printf (" %5d: entry length appears corrupt: %d\n", entry, elength); |
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492 | break; |
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493 | } |
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494 | |
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495 | if ((eino < RTEMS_RFS_ROOT_INO) || (eino >= rtems_rfs_fs_inodes (fs))) |
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496 | { |
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497 | printf (" %5d: entry ino appears corrupt: ino=%" PRId32 "\n", entry, eino); |
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498 | break; |
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499 | } |
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500 | |
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501 | length = elength - RTEMS_RFS_DIR_ENTRY_SIZE; |
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502 | |
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503 | printf (" %5d: %04x inode=%-6" PRIu32 " hash=%08" PRIx32 " name[%03u]=", |
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504 | entry, b, |
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505 | rtems_rfs_dir_entry_ino (data), |
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506 | rtems_rfs_dir_entry_hash (data), |
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507 | length); |
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508 | |
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509 | if (length > 50) |
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510 | length = 50; |
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511 | |
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512 | for (c = 0; c < length; c++) |
---|
513 | printf ("%c", data[RTEMS_RFS_DIR_ENTRY_SIZE + c]); |
---|
514 | if (length < elength - RTEMS_RFS_DIR_ENTRY_SIZE) |
---|
515 | printf ("..."); |
---|
516 | printf ("\n"); |
---|
517 | |
---|
518 | b += elength; |
---|
519 | data += elength; |
---|
520 | entry++; |
---|
521 | } |
---|
522 | |
---|
523 | rc = rtems_rfs_buffer_handle_close (fs, &buffer); |
---|
524 | if (rc > 0) |
---|
525 | { |
---|
526 | rtems_rfs_shell_unlock_rfs (fs); |
---|
527 | printf ("error: closing buffer handle: block=%" PRIu32 ": (%d) %s\n", |
---|
528 | block, rc, strerror (rc)); |
---|
529 | return 1; |
---|
530 | } |
---|
531 | |
---|
532 | rtems_rfs_shell_unlock_rfs (fs); |
---|
533 | |
---|
534 | return 0; |
---|
535 | } |
---|
536 | |
---|
537 | static int |
---|
538 | rtems_rfs_shell_group (rtems_rfs_file_system* fs, int argc, char *argv[]) |
---|
539 | { |
---|
540 | int start; |
---|
541 | int end; |
---|
542 | int g; |
---|
543 | |
---|
544 | start = 0; |
---|
545 | end = fs->group_count - 1; |
---|
546 | |
---|
547 | switch (argc) |
---|
548 | { |
---|
549 | case 1: |
---|
550 | break; |
---|
551 | case 2: |
---|
552 | start = end = strtoul (argv[1], 0, 0); |
---|
553 | break; |
---|
554 | case 3: |
---|
555 | start = strtoul (argv[1], 0, 0); |
---|
556 | end = strtoul (argv[2], 0, 0); |
---|
557 | break; |
---|
558 | default: |
---|
559 | printf ("error: too many arguments.\n"); |
---|
560 | return 1; |
---|
561 | } |
---|
562 | |
---|
563 | if ((start < 0) || (end < 0) || |
---|
564 | (start >= fs->group_count) || (end >= fs->group_count)) |
---|
565 | { |
---|
566 | printf ("error: group out of range (0->%d).\n", fs->group_count); |
---|
567 | return 1; |
---|
568 | } |
---|
569 | |
---|
570 | rtems_rfs_shell_lock_rfs (fs); |
---|
571 | |
---|
572 | for (g = start; g <= end; g++) |
---|
573 | { |
---|
574 | rtems_rfs_group* group = &fs->groups[g]; |
---|
575 | size_t blocks; |
---|
576 | size_t inodes; |
---|
577 | blocks = group->size - rtems_rfs_bitmap_map_free (&group->block_bitmap); |
---|
578 | inodes = fs->group_inodes - rtems_rfs_bitmap_map_free (&group->inode_bitmap); |
---|
579 | printf (" %4d: base=%-7" PRIu32 " size=%-6zu blocks=%-5zu (%3zu%%) inode=%-5zu (%3zu%%)\n", |
---|
580 | g, group->base, group->size, |
---|
581 | blocks, (blocks * 100) / group->size, |
---|
582 | inodes, (inodes * 100) / fs->group_inodes); |
---|
583 | } |
---|
584 | |
---|
585 | rtems_rfs_shell_unlock_rfs (fs); |
---|
586 | |
---|
587 | return 0; |
---|
588 | } |
---|
589 | |
---|
590 | |
---|
591 | void |
---|
592 | rtems_rfs_shell_usage (const char* arg) |
---|
593 | { |
---|
594 | printf ("%s: RFS debugger\n", arg); |
---|
595 | printf (" %s [-hl] <path> <command>\n", arg); |
---|
596 | printf (" where:\n"); |
---|
597 | printf (" path: Path to the mounted RFS file system\n"); |
---|
598 | printf (" command: A debugger command. See -l for a list plus help.\n"); |
---|
599 | printf (" -h: This help\n"); |
---|
600 | printf (" -l: The debugger command list.\n"); |
---|
601 | } |
---|
602 | |
---|
603 | int |
---|
604 | rtems_shell_debugrfs (int argc, char *argv[]) |
---|
605 | { |
---|
606 | const rtems_rfs_shell_cmd table[] = |
---|
607 | { |
---|
608 | { "block", rtems_rfs_shell_block, |
---|
609 | "Display the contents of a block, block <bno>, block <bno>..<bno>" }, |
---|
610 | { "data", rtems_rfs_shell_data, |
---|
611 | "Display file system data, data" }, |
---|
612 | { "dir", rtems_rfs_shell_dir, |
---|
613 | "Display a block as a table for directory entrie, dir <bno>" }, |
---|
614 | { "group", rtems_rfs_shell_group, |
---|
615 | "Display the group data of a file system, group, group <group>, group <start> <end>" }, |
---|
616 | { "inode", rtems_rfs_shell_inode, |
---|
617 | "Display an inode, inode <ino>, inode> <ino>..<ino>" } |
---|
618 | }; |
---|
619 | |
---|
620 | int arg; |
---|
621 | int t; |
---|
622 | |
---|
623 | for (arg = 1; arg < argc; arg++) |
---|
624 | { |
---|
625 | if (argv[arg][0] != '-') |
---|
626 | break; |
---|
627 | |
---|
628 | switch (argv[arg][1]) |
---|
629 | { |
---|
630 | case 'h': |
---|
631 | rtems_rfs_shell_usage (argv[0]); |
---|
632 | return 0; |
---|
633 | case 'l': |
---|
634 | printf ("%s: commands are:\n", argv[0]); |
---|
635 | for (t = 0; t < (sizeof (table) / sizeof (const rtems_rfs_shell_cmd)); t++) |
---|
636 | printf (" %s\t\t%s\n", table[t].name, table[t].help); |
---|
637 | return 0; |
---|
638 | default: |
---|
639 | printf ("error: unknown option: %s\n", argv[arg]); |
---|
640 | return 1; |
---|
641 | } |
---|
642 | } |
---|
643 | |
---|
644 | if ((argc - arg) < 2) |
---|
645 | printf ("error: you need at least a path and command, try %s -h\n", argv[0]); |
---|
646 | else |
---|
647 | { |
---|
648 | rtems_rfs_file_system* fs; |
---|
649 | if (rtems_rfs_get_fs (argv[arg], &fs) == 0) |
---|
650 | { |
---|
651 | for (t = 0; t < (sizeof (table) / sizeof (const rtems_rfs_shell_cmd)); t++) |
---|
652 | if (strcmp (argv[arg + 1], table[t].name) == 0) |
---|
653 | return table[t].handler (fs, argc - 2, argv + 2); |
---|
654 | printf ("error: command not found: %s\n", argv[arg + 1]); |
---|
655 | } |
---|
656 | } |
---|
657 | |
---|
658 | return 1; |
---|
659 | } |
---|
660 | |
---|
661 | int |
---|
662 | rtems_shell_rfs_format (int argc, char* argv[]) |
---|
663 | { |
---|
664 | rtems_rfs_format_config config; |
---|
665 | const char* driver = NULL; |
---|
666 | int arg; |
---|
667 | |
---|
668 | memset (&config, 0, sizeof (rtems_rfs_format_config)); |
---|
669 | |
---|
670 | for (arg = 1; arg < argc; arg++) |
---|
671 | { |
---|
672 | if (argv[arg][0] == '-') |
---|
673 | { |
---|
674 | switch (argv[arg][1]) |
---|
675 | { |
---|
676 | case 'v': |
---|
677 | config.verbose = true; |
---|
678 | break; |
---|
679 | |
---|
680 | case 's': |
---|
681 | arg++; |
---|
682 | if (arg >= argc) |
---|
683 | { |
---|
684 | printf ("error: block size needs an argument\n"); |
---|
685 | return 1; |
---|
686 | } |
---|
687 | config.block_size = strtoul (argv[arg], 0, 0); |
---|
688 | break; |
---|
689 | |
---|
690 | case 'b': |
---|
691 | arg++; |
---|
692 | if (arg >= argc) |
---|
693 | { |
---|
694 | printf ("error: group block count needs an argument\n"); |
---|
695 | return 1; |
---|
696 | } |
---|
697 | config.group_blocks = strtoul (argv[arg], 0, 0); |
---|
698 | break; |
---|
699 | |
---|
700 | case 'i': |
---|
701 | arg++; |
---|
702 | if (arg >= argc) |
---|
703 | { |
---|
704 | printf ("error: group inode count needs an argument\n"); |
---|
705 | return 1; |
---|
706 | } |
---|
707 | config.group_inodes = strtoul (argv[arg], 0, 0); |
---|
708 | break; |
---|
709 | |
---|
710 | case 'I': |
---|
711 | config.initialise_inodes = true; |
---|
712 | break; |
---|
713 | |
---|
714 | case 'o': |
---|
715 | arg++; |
---|
716 | if (arg >= argc) |
---|
717 | { |
---|
718 | printf ("error: inode percentage overhead needs an argument\n"); |
---|
719 | return 1; |
---|
720 | } |
---|
721 | config.inode_overhead = strtoul (argv[arg], 0, 0); |
---|
722 | break; |
---|
723 | |
---|
724 | default: |
---|
725 | printf ("error: invalid option: %s\n", argv[arg]); |
---|
726 | return 1; |
---|
727 | } |
---|
728 | } |
---|
729 | else |
---|
730 | { |
---|
731 | if (!driver) |
---|
732 | driver = argv[arg]; |
---|
733 | else |
---|
734 | { |
---|
735 | printf ("error: only one driver name allowed: %s\n", argv[arg]); |
---|
736 | return 1; |
---|
737 | } |
---|
738 | } |
---|
739 | } |
---|
740 | |
---|
741 | if (!driver) { |
---|
742 | printf ("error: no driver name provided\n"); |
---|
743 | return 1; |
---|
744 | } |
---|
745 | |
---|
746 | if (rtems_rfs_format (driver, &config) < 0) |
---|
747 | { |
---|
748 | printf ("error: format of %s failed: %s\n", |
---|
749 | driver, strerror (errno)); |
---|
750 | return 1; |
---|
751 | } |
---|
752 | |
---|
753 | return 0; |
---|
754 | } |
---|