1 /*
2  * Copyright (c) 2015 Travis Geiselbrecht
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining
5  * a copy of this software and associated documentation files
6  * (the "Software"), to deal in the Software without restriction,
7  * including without limitation the rights to use, copy, modify, merge,
8  * publish, distribute, sublicense, and/or sell copies of the Software,
9  * and to permit persons to whom the Software is furnished to do so,
10  * subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be
13  * included in all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
18  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
19  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
20  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
21  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22  */
23 #pragma once
24 
25 #include <compiler.h>
26 
27 __BEGIN_CDECLS;
28 
29 struct miniheap_stats {
30     void *heap_start;
31     size_t heap_len;
32     size_t heap_free;
33     size_t heap_max_chunk;
34     size_t heap_low_watermark;
35 };
36 
37 void miniheap_get_stats(struct miniheap_stats *ptr);
38 
39 void *miniheap_malloc(size_t);
40 void *miniheap_memalign(unsigned int, size_t);
41 void *miniheap_realloc(void *, size_t);
42 void miniheap_free(void *);
43 
44 void miniheap_init(void *ptr, size_t len);
45 void miniheap_dump(void);
46 void miniheap_trim(void);
47 
48 __END_CDECLS;
49