3 exFAT file system checker.
5 Copyright (C) 2009, 2010 Andrew Nayenko
7 This program is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
27 #define exfat_debug(format, ...)
29 uint64_t files_count, directories_count;
31 static void nodeck(struct exfat* ef, struct exfat_node* node)
33 const cluster_t cluster_size = CLUSTER_SIZE(*ef->sb);
34 cluster_t clusters = (node->size + cluster_size - 1) / cluster_size;
35 cluster_t c = node->start_cluster;
39 if (CLUSTER_INVALID(c))
41 char name[EXFAT_NAME_MAX + 1];
43 exfat_get_name(node, name, EXFAT_NAME_MAX);
44 exfat_error("file `%s' has invalid cluster", name);
47 if (BMAP_GET(ef->cmap.chunk, c - EXFAT_FIRST_DATA_CLUSTER) == 0)
49 char name[EXFAT_NAME_MAX + 1];
51 exfat_get_name(node, name, EXFAT_NAME_MAX);
52 exfat_error("cluster 0x%x of file `%s' is not allocated", c, name);
54 c = exfat_next_cluster(ef, node, c);
58 static void dirck(struct exfat* ef, const char* path)
60 struct exfat_node* parent;
61 struct exfat_node* node;
62 struct exfat_iterator it;
67 if (exfat_lookup(ef, &parent, path) != 0)
68 exfat_bug("directory `%s' is not found", path);
69 if (!(parent->flags & EXFAT_ATTRIB_DIR))
70 exfat_bug("`%s' is not a directory (0x%x)", path, parent->flags);
72 path_length = strlen(path);
73 entry_path = malloc(path_length + 1 + EXFAT_NAME_MAX);
74 if (entry_path == NULL)
76 exfat_error("out of memory");
79 strcpy(entry_path, path);
80 strcat(entry_path, "/");
82 rc = exfat_opendir(ef, parent, &it);
85 exfat_put_node(ef, parent);
86 exfat_error("failed to open directory `%s'", path);
89 while ((node = exfat_readdir(ef, &it)))
91 exfat_get_name(node, entry_path + path_length + 1, EXFAT_NAME_MAX);
92 exfat_debug("%s: %s, %"PRIu64" bytes, cluster %u", entry_path,
93 IS_CONTIGUOUS(*node) ? "contiguous" : "fragmented",
94 node->size, node->start_cluster);
95 if (node->flags & EXFAT_ATTRIB_DIR)
98 dirck(ef, entry_path);
103 exfat_put_node(ef, node);
105 exfat_closedir(ef, &it);
106 exfat_put_node(ef, parent);
110 static void fsck(struct exfat* ef)
112 exfat_print_info(ef->sb, exfat_count_free_clusters(ef));
116 int main(int argc, char* argv[])
122 fprintf(stderr, "Usage: %s <device>\n", argv[0]);
125 printf("exfatfsck %u.%u.%u\n",
126 EXFAT_VERSION_MAJOR, EXFAT_VERSION_MINOR, EXFAT_VERSION_PATCH);
128 if (exfat_mount(&ef, argv[1], "ro") != 0)
131 printf("Checking file system on %s.\n", argv[1]);
134 printf("Totally %"PRIu64" directories and %"PRIu64" files.\n",
135 directories_count, files_count);
137 fputs("File system checking finished. ", stdout);
138 if (exfat_errors != 0)
140 printf("ERRORS FOUND: %d.\n", exfat_errors);
143 puts("No errors found.");