Subversion Repositories HelenOS

Rev

Rev 3527 | Go to most recent revision | Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
3521 jermar 1
/*
2
 * Copyright (c) 2008 Jakub Jermar
3
 * Copyright (c) 2008 Martin Decky
4
 * All rights reserved.
5
 *
6
 * Redistribution and use in source and binary forms, with or without
7
 * modification, are permitted provided that the following conditions
8
 * are met:
9
 *
10
 * - Redistributions of source code must retain the above copyright
11
 *   notice, this list of conditions and the following disclaimer.
12
 * - Redistributions in binary form must reproduce the above copyright
13
 *   notice, this list of conditions and the following disclaimer in the
14
 *   documentation and/or other materials provided with the distribution.
15
 * - The name of the author may not be used to endorse or promote products
16
 *   derived from this software without specific prior written permission.
17
 *
18
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
 */
29
 
30
/** @addtogroup libblock
31
 * @{
32
 */
33
/**
34
 * @file
35
 */
36
 
37
#ifndef LIBBLOCK_LIBBLOCK_H_
38
#define LIBBLOCK_LIBBLOCK_H_ 
39
 
40
#include <stdint.h>
41
#include "../../srv/vfs/vfs.h"
42
 
43
typedef struct block {
44
    void *data;
45
    size_t size;
46
    bool dirty;
47
} block_t;
48
 
49
extern int dev_phone;       /* FIXME */
50
extern void *dev_buffer;    /* FIXME */
51
 
52
extern block_t *block_get(dev_handle_t, off_t, size_t);
53
extern void block_put(block_t *);
54
 
55
extern bool blockread(int, void *, off_t *, size_t *, off_t *, void *, size_t,
56
    size_t);
57
 
58
#endif
59
 
60
/** @}
61
 */
62