+++ /dev/null
-/*
- main.c (02.09.09)
- exFAT file system checker.
-
- Free exFAT implementation.
- Copyright (C) 2011-2018 Andrew Nayenko
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along
- with this program; if not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-*/
-
-#include <exfat.h>
-#include <stdio.h>
-#include <string.h>
-#include <inttypes.h>
-#include <unistd.h>
-
-#define exfat_debug(format, ...) do {} while (0)
-
-uint64_t files_count, directories_count;
-
-static int nodeck(struct exfat* ef, struct exfat_node* node)
-{
- const cluster_t cluster_size = CLUSTER_SIZE(*ef->sb);
- cluster_t clusters = DIV_ROUND_UP(node->size, cluster_size);
- cluster_t c = node->start_cluster;
- int rc = 0;
-
- while (clusters--)
- {
- if (CLUSTER_INVALID(*ef->sb, c))
- {
- char name[EXFAT_UTF8_NAME_BUFFER_MAX];
-
- exfat_get_name(node, name);
- exfat_error("file '%s' has invalid cluster 0x%x", name, c);
- rc = 1;
- break;
- }
- if (BMAP_GET(ef->cmap.chunk, c - EXFAT_FIRST_DATA_CLUSTER) == 0)
- {
- char name[EXFAT_UTF8_NAME_BUFFER_MAX];
-
- exfat_get_name(node, name);
- exfat_error("cluster 0x%x of file '%s' is not allocated", c, name);
- rc = 1;
- }
- c = exfat_next_cluster(ef, node, c);
- }
- return rc;
-}
-
-static void dirck(struct exfat* ef, const char* path)
-{
- struct exfat_node* parent;
- struct exfat_node* node;
- struct exfat_iterator it;
- int rc;
- size_t path_length;
- char* entry_path;
-
- if (exfat_lookup(ef, &parent, path) != 0)
- exfat_bug("directory '%s' is not found", path);
- if (!(parent->attrib & EXFAT_ATTRIB_DIR))
- exfat_bug("'%s' is not a directory (%#hx)", path, parent->attrib);
- if (nodeck(ef, parent) != 0)
- {
- exfat_put_node(ef, parent);
- return;
- }
-
- path_length = strlen(path);
- entry_path = malloc(path_length + 1 + EXFAT_UTF8_NAME_BUFFER_MAX);
- if (entry_path == NULL)
- {
- exfat_put_node(ef, parent);
- exfat_error("out of memory");
- return;
- }
- strcpy(entry_path, path);
- strcat(entry_path, "/");
-
- rc = exfat_opendir(ef, parent, &it);
- if (rc != 0)
- {
- free(entry_path);
- exfat_put_node(ef, parent);
- return;
- }
- while ((node = exfat_readdir(&it)))
- {
- exfat_get_name(node, entry_path + path_length + 1);
- exfat_debug("%s: %s, %"PRIu64" bytes, cluster %u", entry_path,
- node->is_contiguous ? "contiguous" : "fragmented",
- node->size, node->start_cluster);
- if (node->attrib & EXFAT_ATTRIB_DIR)
- {
- directories_count++;
- dirck(ef, entry_path);
- }
- else
- {
- files_count++;
- nodeck(ef, node);
- }
- exfat_flush_node(ef, node);
- exfat_put_node(ef, node);
- }
- exfat_closedir(ef, &it);
- exfat_flush_node(ef, parent);
- exfat_put_node(ef, parent);
- free(entry_path);
-}
-
-static void fsck(struct exfat* ef, const char* spec, const char* options)
-{
- if (exfat_mount(ef, spec, options) != 0)
- {
- fputs("File system checking stopped. ", stdout);
- return;
- }
-
- exfat_print_info(ef->sb, exfat_count_free_clusters(ef));
- exfat_soil_super_block(ef);
- dirck(ef, "");
- exfat_unmount(ef);
-
- printf("Totally %"PRIu64" directories and %"PRIu64" files.\n",
- directories_count, files_count);
- fputs("File system checking finished. ", stdout);
-}
-
-static void usage(const char* prog)
-{
- fprintf(stderr, "Usage: %s [-a | -n | -p | -y] <device>\n", prog);
- fprintf(stderr, " %s -V\n", prog);
- exit(1);
-}
-
-int main(int argc, char* argv[])
-{
- int opt;
- const char* options;
- const char* spec = NULL;
- struct exfat ef;
-
- printf("exfatfsck %s\n", VERSION);
-
- if (isatty(STDIN_FILENO))
- options = "repair=1";
- else
- options = "repair=0";
-
- while ((opt = getopt(argc, argv, "anpVy")) != -1)
- {
- switch (opt)
- {
- case 'a':
- case 'p':
- case 'y':
- options = "repair=2";
- break;
- case 'n':
- options = "repair=0,ro";
- break;
- case 'V':
- puts("Copyright (C) 2011-2018 Andrew Nayenko");
- return 0;
- default:
- usage(argv[0]);
- break;
- }
- }
- if (argc - optind != 1)
- usage(argv[0]);
- spec = argv[optind];
-
- printf("Checking file system on %s.\n", spec);
- fsck(&ef, spec, options);
- if (exfat_errors != 0)
- {
- printf("ERRORS FOUND: %d, FIXED: %d.\n",
- exfat_errors, exfat_errors_fixed);
- return 1;
- }
- puts("No errors found.");
- return 0;
-}
projects / sven / fuse-exfat.git / blobdiff