X-Git-Url: https://git.sven.stormbind.net/?p=sven%2Fexfat-utils.git;a=blobdiff_plain;f=mkfs%2Fuct.c;h=b4a0311bc06877e8590dcab6c612e1f4c59aa4bf;hp=9038ed9992a1f1f6abe9c13e845e2a29a8e13580;hb=4efb596cee7f7cc961990f8dffc3b210e579e49c;hpb=4cb393cfd9b0ab69392612521ee3dbe481ec492d
diff --git a/mkfs/uct.c b/mkfs/uct.c
index 9038ed9..b4a0311 100644
--- a/mkfs/uct.c
+++ b/mkfs/uct.c
@@ -2,7 +2,7 @@
uct.c (09.11.10)
Upper Case Table creation code.
- Copyright (C) 2009, 2010 Andrew Nayenko
+ Copyright (C) 2011-2013 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
@@ -18,37 +18,33 @@
along with this program. If not, see .
*/
-#include
-#include
-#include "mkexfat.h"
+#include "uct.h"
#include "uctc.h"
-off_t uct_alignment(void)
+static off_t uct_alignment(void)
{
- return CLUSTER_SIZE(sb);
+ return get_cluster_size();
}
-off_t uct_size(void)
+static off_t uct_size(void)
{
return sizeof(upcase_table);
}
-static le32_t uct_checksum(void)
+static int uct_write(struct exfat_dev* dev)
{
- size_t i;
- uint32_t sum = 0;
-
- for (i = 0; i < sizeof(upcase_table); i++)
- sum = ((sum << 31) | (sum >> 1)) + upcase_table[i];
- return cpu_to_le32(sum);
+ if (exfat_write(dev, upcase_table, sizeof(upcase_table)) < 0)
+ {
+ exfat_error("failed to write upcase table of %zu bytes",
+ sizeof(upcase_table));
+ return 1;
+ }
+ return 0;
}
-int uct_write(off_t base, int fd)
+const struct fs_object uct =
{
- if (write(fd, upcase_table, sizeof(upcase_table)) == -1)
- return errno;
- upcase_entry.checksum = uct_checksum();
- upcase_entry.start_cluster = cpu_to_le32(OFFSET_TO_CLUSTER(base));
- upcase_entry.size = cpu_to_le64(sizeof(upcase_table));
- return 0;
-}
+ .get_alignment = uct_alignment,
+ .get_size = uct_size,
+ .write = uct_write,
+};