Subversion Repositories HelenOS-historic

Rev

Rev 534 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
1 jermar 1
/*
2
 * Copyright (C) 2001-2004 Jakub Jermar
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
#ifndef __HEAP_H__
30
#define __HEAP_H__
31
 
32
#include <arch/types.h>
33
#include <typedefs.h>
771 palkovsky 34
#include <mm/slab.h>
1 jermar 35
 
771 palkovsky 36
//#define malloc(size)      early_malloc(size)
37
//#define free(ptr)     early_free(ptr)
38
#define malloc(size)        kalloc(size,0)
39
#define free(ptr)       kfree(ptr)
374 jermar 40
 
1 jermar 41
struct chunk {
42
    int used;
381 jermar 43
    chunk_t *next;
44
    chunk_t *prev;
1 jermar 45
    __u32 size;
265 palkovsky 46
    __native data[0];
1 jermar 47
};
48
 
374 jermar 49
extern void early_heap_init(__address heap, size_t size);
1 jermar 50
 
378 jermar 51
extern void *early_malloc(size_t size) __attribute__ ((malloc));
374 jermar 52
extern void early_free(void *ptr);
1 jermar 53
 
54
#endif