source: mainline/uspace/lib/ext4/libext4_bitmap.h@ e7ed26be

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since e7ed26be was 662bd71, checked in by Frantisek Princ <frantisek.princ@…>, 13 years ago

added support for releasing more blocks in one operation

  • Property mode set to 100644
File size: 2.0 KB
RevLine 
[052e82d]1/*
2 * Copyright (c) 2011 Frantisek Princ
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @addtogroup libext4
30 * @{
31 */
32
33#ifndef LIBEXT4_LIBEXT4_BITMAP_H_
34#define LIBEXT4_LIBEXT4_BITMAP_H_
35
36#include <sys/types.h>
37
[2674db6]38extern void ext4_bitmap_free_bit(uint8_t *, uint32_t);
[662bd71]39extern void ext4_bitmap_free_bits(uint8_t *, uint32_t, uint32_t);
[2674db6]40extern void ext4_bitmap_set_bit(uint8_t *, uint32_t);
41extern bool ext4_bitmap_is_free_bit(uint8_t *, uint32_t);
42extern int ext4_bitmap_find_free_byte_and_set_bit(uint8_t *, uint32_t,
43 uint32_t *, uint32_t);
44extern int ext4_bitmap_find_free_bit_and_set(uint8_t *, uint32_t,
45 uint32_t *, uint32_t);
46
[052e82d]47#endif
48
49/**
50 * @}
51 */
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