summaryrefslogtreecommitdiff
path: root/e2fsprogs/ext2fs/rs_bitmap.c
diff options
context:
space:
mode:
Diffstat (limited to 'e2fsprogs/ext2fs/rs_bitmap.c')
-rw-r--r--e2fsprogs/ext2fs/rs_bitmap.c107
1 files changed, 0 insertions, 107 deletions
diff --git a/e2fsprogs/ext2fs/rs_bitmap.c b/e2fsprogs/ext2fs/rs_bitmap.c
deleted file mode 100644
index e932b3c..0000000
--- a/e2fsprogs/ext2fs/rs_bitmap.c
+++ /dev/null
@@ -1,107 +0,0 @@
-/* vi: set sw=4 ts=4: */
-/*
- * rs_bitmap.c --- routine for changing the size of a bitmap
- *
- * Copyright (C) 1996, 1997 Theodore Ts'o.
- *
- * %Begin-Header%
- * This file may be redistributed under the terms of the GNU Public
- * License.
- * %End-Header%
- */
-
-#include <stdio.h>
-#include <string.h>
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#include <fcntl.h>
-#include <time.h>
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
-#ifdef HAVE_SYS_TYPES_H
-#include <sys/types.h>
-#endif
-
-#include "ext2_fs.h"
-#include "ext2fs.h"
-
-errcode_t ext2fs_resize_generic_bitmap(__u32 new_end, __u32 new_real_end,
- ext2fs_generic_bitmap bmap)
-{
- errcode_t retval;
- size_t size, new_size;
- __u32 bitno;
-
- if (!bmap)
- return EXT2_ET_INVALID_ARGUMENT;
-
- EXT2_CHECK_MAGIC(bmap, EXT2_ET_MAGIC_GENERIC_BITMAP);
-
- /*
- * If we're expanding the bitmap, make sure all of the new
- * parts of the bitmap are zero.
- */
- if (new_end > bmap->end) {
- bitno = bmap->real_end;
- if (bitno > new_end)
- bitno = new_end;
- for (; bitno > bmap->end; bitno--)
- ext2fs_clear_bit(bitno - bmap->start, bmap->bitmap);
- }
- if (new_real_end == bmap->real_end) {
- bmap->end = new_end;
- return 0;
- }
-
- size = ((bmap->real_end - bmap->start) / 8) + 1;
- new_size = ((new_real_end - bmap->start) / 8) + 1;
-
- if (size != new_size) {
- retval = ext2fs_resize_mem(size, new_size, &bmap->bitmap);
- if (retval)
- return retval;
- }
- if (new_size > size)
- memset(bmap->bitmap + size, 0, new_size - size);
-
- bmap->end = new_end;
- bmap->real_end = new_real_end;
- return 0;
-}
-
-errcode_t ext2fs_resize_inode_bitmap(__u32 new_end, __u32 new_real_end,
- ext2fs_inode_bitmap bmap)
-{
- errcode_t retval;
-
- if (!bmap)
- return EXT2_ET_INVALID_ARGUMENT;
-
- EXT2_CHECK_MAGIC(bmap, EXT2_ET_MAGIC_INODE_BITMAP);
-
- bmap->magic = EXT2_ET_MAGIC_GENERIC_BITMAP;
- retval = ext2fs_resize_generic_bitmap(new_end, new_real_end,
- bmap);
- bmap->magic = EXT2_ET_MAGIC_INODE_BITMAP;
- return retval;
-}
-
-errcode_t ext2fs_resize_block_bitmap(__u32 new_end, __u32 new_real_end,
- ext2fs_block_bitmap bmap)
-{
- errcode_t retval;
-
- if (!bmap)
- return EXT2_ET_INVALID_ARGUMENT;
-
- EXT2_CHECK_MAGIC(bmap, EXT2_ET_MAGIC_BLOCK_BITMAP);
-
- bmap->magic = EXT2_ET_MAGIC_GENERIC_BITMAP;
- retval = ext2fs_resize_generic_bitmap(new_end, new_real_end,
- bmap);
- bmap->magic = EXT2_ET_MAGIC_BLOCK_BITMAP;
- return retval;
-}
-