1 /*
2  * Copyright (C) 2017 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 
29 #include <sys/mman.h>
30 
31 #include "header_checks.h"
32 
sys_mman_h()33 static void sys_mman_h() {
34   MACRO(PROT_EXEC);
35   MACRO(PROT_NONE);
36   MACRO(PROT_READ);
37   MACRO(PROT_WRITE);
38 
39   MACRO(MAP_FIXED);
40   MACRO(MAP_PRIVATE);
41   MACRO(MAP_SHARED);
42 
43   MACRO(MS_ASYNC);
44   MACRO(MS_INVALIDATE);
45   MACRO(MS_SYNC);
46 
47   MACRO(MCL_CURRENT);
48   MACRO(MCL_FUTURE);
49 
50   void* p;
51   p = MAP_FAILED;
52 
53   MACRO(POSIX_MADV_DONTNEED);
54   MACRO(POSIX_MADV_NORMAL);
55   MACRO(POSIX_MADV_RANDOM);
56   MACRO(POSIX_MADV_SEQUENTIAL);
57   MACRO(POSIX_MADV_WILLNEED);
58 
59 #if !defined(__linux__)
60   MACRO(POSIX_TYPED_MEM_ALLOCATE);
61   MACRO(POSIX_TYPED_MEM_ALLOCATE_CONTIG);
62   MACRO(POSIX_TYPED_MEM_ALLOCATABLE);
63 #endif
64 
65   TYPE(mode_t);
66   TYPE(off_t);
67   TYPE(size_t);
68 
69 #if !defined(__linux__)
70   TYPE(struct posix_typed_mem_info);
71   STRUCT_MEMBER(struct posix_typed_mem_info, size_t, posix_tmi_length);
72 #endif
73 
74   FUNCTION(mlock, int (*f)(const void*, size_t));
75   FUNCTION(mlockall, int (*f)(int));
76   FUNCTION(mmap, void* (*f)(void*, size_t, int, int, int, off_t));
77   FUNCTION(mprotect, int (*f)(void*, size_t, int));
78   FUNCTION(msync, int (*f)(void*, size_t, int));
79   FUNCTION(munlock, int (*f)(const void*, size_t));
80   FUNCTION(munlockall, int (*f)(void));
81   FUNCTION(munmap, int (*f)(void*, size_t));
82   FUNCTION(posix_madvise, int (*f)(void*, size_t, int));
83 #if !defined(__linux__)
84   FUNCTION(posix_mem_offset, int (*f)(const void*, size_t, off_t*, size_t*, int*));
85   FUNCTION(posix_typed_mem_get_info, int (*f)(int, struct posix_typed_mem_info*));
86   FUNCTION(posix_typed_mem_open, int (*f)(const char*, int, int));
87 #endif
88 #if !defined(__BIONIC__) // Disallowed by SELinux, so not implemented.
89   FUNCTION(shm_open, int (*f)(const char*, int, mode_t));
90   FUNCTION(shm_unlink, int (*f)(const char*));
91 #endif
92 }
93