blob: 051dcd17f80332d4de726694caa0f121a84801c6 [file] [log] [blame]
Iliyan Malchev202a77d2012-06-11 14:41:12 -07001/*
2 * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
3
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above
10 * copyright notice, this list of conditions and the following
11 * disclaimer in the documentation and/or other materials provided
12 * with the distribution.
13 * * Neither the name of Code Aurora Forum, Inc. nor the names of its
14 * contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#ifndef GRALLOC_ASHMEMALLOC_H
31#define GRALLOC_ASHMEMALLOC_H
32
33#include "memalloc.h"
34#include <linux/ion.h>
35
36namespace gralloc {
37 class AshmemAlloc : public IMemAlloc {
38
39 public:
40 virtual int alloc_buffer(alloc_data& data);
41
42 virtual int free_buffer(void *base, size_t size,
43 int offset, int fd);
44
45 virtual int map_buffer(void **pBase, size_t size,
46 int offset, int fd);
47
48 virtual int unmap_buffer(void *base, size_t size,
49 int offset);
50
51 virtual int clean_buffer(void*base, size_t size,
52 int offset, int fd);
53
54 };
55}
56#endif /* GRALLOC_ASHMEMALLOC_H */