3 Root directory creation code.
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/>.
25 off_t rootdir_alignment(void)
27 return CLUSTER_SIZE(sb);
30 off_t rootdir_size(void)
32 return CLUSTER_SIZE(sb);
35 int rootdir_write(off_t base, int fd)
37 if (write(fd, &label_entry, sizeof(struct exfat_entry)) == -1)
39 if (write(fd, &bitmap_entry, sizeof(struct exfat_entry)) == -1)
41 if (write(fd, &upcase_entry, sizeof(struct exfat_entry)) == -1)
43 /* No need to write EOD entry because the whole rootdir cluster was
44 erased by erase_device(). */
45 sb.rootdir_cluster = cpu_to_le32(OFFSET_TO_CLUSTER(base));