Commit | Line | Data |
---|---|---|
503c59b2 | 1 | /* Copyright (C) 2010-2020 The RetroArch team |
2 | * | |
3 | * --------------------------------------------------------------------------------------- | |
4 | * The following license statement only applies to this file (memmap.h). | |
5 | * --------------------------------------------------------------------------------------- | |
6 | * | |
7 | * Permission is hereby granted, free of charge, | |
8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation the rights to | |
10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | |
16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
21 | */ | |
22 | ||
ce0e7ac9 | 23 | #ifndef _MEMMAP_H |
24 | #define _MEMMAP_H | |
25 | ||
26 | #ifdef _WIN32 | |
27 | ||
503c59b2 | 28 | #ifndef _WIN32_WINNT /* Allow use of features specific to Windows XP or later. */ |
29 | #define _WIN32_WINNT 0x0501 /* Change this to the appropriate value to target other versions of Windows. */ | |
ce0e7ac9 | 30 | #endif |
31 | ||
32 | /* All the headers include this file. */ | |
33 | #ifndef _MSC_VER | |
34 | #include <_mingw.h> | |
35 | #endif | |
36 | ||
5e282df8 PC |
37 | #endif //_WIN32 |
38 | ||
9165d434 | 39 | #if defined(_WIN32) || !P_HAVE_MMAP |
ce0e7ac9 | 40 | #include <sys/types.h> |
41 | ||
42 | #ifdef __cplusplus | |
43 | extern "C" { | |
44 | #endif | |
45 | ||
46 | #define PROT_NONE 0 | |
47 | #define PROT_READ 1 | |
48 | #define PROT_WRITE 2 | |
49 | #define PROT_EXEC 4 | |
50 | ||
51 | #define MAP_FILE 0 | |
52 | #define MAP_SHARED 1 | |
53 | #define MAP_PRIVATE 2 | |
54 | #define MAP_TYPE 0xf | |
55 | #define MAP_FIXED 0x10 | |
56 | #define MAP_ANONYMOUS 0x20 | |
57 | #define MAP_ANON MAP_ANONYMOUS | |
58 | ||
59 | #define MAP_FAILED ((void *)-1) | |
60 | ||
61 | /* Flags for msync. */ | |
62 | #define MS_ASYNC 1 | |
63 | #define MS_SYNC 2 | |
64 | #define MS_INVALIDATE 4 | |
65 | ||
5e282df8 | 66 | #ifdef _WIN32 |
ce0e7ac9 | 67 | void* mmap(void *addr, size_t len, int prot, int flags, int fildes, off_t off); |
68 | int munmap(void *addr, size_t len); | |
69 | int mprotect(void *addr, size_t len, int prot); | |
70 | int msync(void *addr, size_t len, int flags); | |
71 | int mlock(const void *addr, size_t len); | |
72 | int munlock(const void *addr, size_t len); | |
5e282df8 | 73 | #endif |
ce0e7ac9 | 74 | |
75 | #ifdef __cplusplus | |
76 | }; | |
77 | #endif | |
78 | ||
79 | #else | |
80 | #include <sys/mman.h> | |
81 | #endif | |
82 | ||
83 | #endif |