#include "exfat_ondisk.h"
#include "libexfat.h"
+#include "exfat_fs.h"
static void usage(void)
{
bool version_only = false;
int flags = 0;
char label_input[VOLUME_LABEL_BUFFER_SIZE];
- off_t root_clu_off;
+ struct exfat *exfat = NULL;
+ struct pbr *bs;
init_user_input(&ui);
/* Mode to change or display volume serial */
if (flags == EXFAT_GET_VOLUME_SERIAL) {
- ret = exfat_show_volume_serial(&bd, &ui);
+ ret = exfat_show_volume_serial(bd.dev_fd);
goto close_fd_out;
} else if (flags == EXFAT_SET_VOLUME_SERIAL) {
ret = exfat_set_volume_serial(&bd, &ui);
goto close_fd_out;
}
- root_clu_off = exfat_get_root_entry_offset(&bd);
- if (root_clu_off < 0)
+ ret = read_boot_sect(&bd, &bs);
+ if (ret)
goto close_fd_out;
+ exfat = exfat_alloc_exfat(&bd, bs);
+ if (!exfat) {
+ free(bs);
+ ret = -ENOMEM;
+ goto close_fd_out;
+ }
+
+ exfat->root = exfat_alloc_inode(ATTR_SUBDIR);
+ if (!exfat->root) {
+ ret = -ENOMEM;
+ goto close_fd_out;
+ }
+
+ exfat->root->first_clus = le32_to_cpu(exfat->bs->bsx.root_cluster);
+ if (exfat_root_clus_count(exfat)) {
+ exfat_err("failed to follow the cluster chain of root\n");
+ exfat_free_inode(exfat->root);
+ ret = -EINVAL;
+ goto close_fd_out;
+ }
+
if (flags == EXFAT_GET_VOLUME_LABEL)
- ret = exfat_show_volume_label(&bd, root_clu_off);
+ ret = exfat_read_volume_label(exfat);
else if (flags == EXFAT_SET_VOLUME_LABEL)
- ret = exfat_set_volume_label(&bd, label_input, root_clu_off);
+ ret = exfat_set_volume_label(exfat, label_input);
close_fd_out:
close(bd.dev_fd);
+ if (exfat)
+ exfat_free_exfat(exfat);
out:
return ret;
}