1 /*
2  * Copyright (C) 2008 The Android Open Source Project
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  *  * Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  *  * Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in
12  *    the documentation and/or other materials provided with the
13  *    distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 #ifndef _SYS_MMAN_H_
29 #define _SYS_MMAN_H_
30 
31 #include <sys/cdefs.h>
32 #include <sys/types.h>
33 #include <asm/mman.h>
34 
35 __BEGIN_DECLS
36 
37 #ifndef MAP_ANON
38 #define MAP_ANON  MAP_ANONYMOUS
39 #endif
40 
41 #define MAP_FAILED __BIONIC_CAST(reinterpret_cast, void*, -1)
42 
43 #define MREMAP_MAYMOVE  1
44 #define MREMAP_FIXED    2
45 
46 #define POSIX_MADV_NORMAL     MADV_NORMAL
47 #define POSIX_MADV_RANDOM     MADV_RANDOM
48 #define POSIX_MADV_SEQUENTIAL MADV_SEQUENTIAL
49 #define POSIX_MADV_WILLNEED   MADV_WILLNEED
50 #define POSIX_MADV_DONTNEED   MADV_DONTNEED
51 
52 #if defined(__USE_FILE_OFFSET64) && __ANDROID_API__ >= __ANDROID_API_L__
53 void* mmap(void*, size_t, int, int, int, off_t) __RENAME(mmap64) __INTRODUCED_IN(21);
54 #else
55 void* mmap(void*, size_t, int, int, int, off_t);
56 #endif
57 void* mmap64(void*, size_t, int, int, int, off64_t) __INTRODUCED_IN(21);
58 
59 int munmap(void*, size_t);
60 int msync(void*, size_t, int);
61 int mprotect(void*, size_t, int);
62 void* mremap(void*, size_t, size_t, int, ...);
63 
64 int mlockall(int) __INTRODUCED_IN(17);
65 int munlockall(void) __INTRODUCED_IN(17);
66 int mlock(const void*, size_t);
67 int munlock(const void*, size_t);
68 
69 int mincore(void*, size_t, unsigned char*);
70 
71 int madvise(void*, size_t, int);
72 int posix_madvise(void*, size_t, int) __INTRODUCED_IN(23);
73 
74 __END_DECLS
75 
76 #endif /* _SYS_MMAN_H_ */
77