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03e20d68 BC |
1 | #ifndef FIO_OS_WINDOWS_H\r |
2 | #define FIO_OS_WINDOWS_H\r | |
3 | \r | |
03e20d68 BC |
4 | #include <sys/types.h>\r |
5 | #include <errno.h>\r | |
ecc314ba | 6 | #include <windows.h>\r |
03e20d68 | 7 | \r |
ecc314ba BC |
8 | #include "../smalloc.h"\r |
9 | #include "../file.h"\r | |
10 | #include "../log.h"\r | |
03e20d68 BC |
11 | \r |
12 | #define FIO_HAVE_ODIRECT\r | |
13 | #define FIO_USE_GENERIC_RAND\r | |
14 | #define FIO_HAVE_CHARDEV_SIZE\r | |
15 | #define FIO_USE_GENERIC_RAND\r | |
16 | \r | |
17 | #define FIO_HAVE_FALLOCATE\r | |
18 | #define FIO_HAVE_FDATASYNC\r | |
19 | #define FIO_HAVE_WINDOWSAIO\r | |
20 | \r | |
03e20d68 BC |
21 | #define OS_MAP_ANON MAP_ANON\r |
22 | \r | |
ecc314ba | 23 | #define OS_CLOCK CLOCK_REALTIME\r |
03e20d68 | 24 | \r |
58483fa4 JA |
25 | #define FIO_PREFERRED_ENGINE "windowsaio"\r |
26 | \r | |
ecc314ba | 27 | typedef off_t off64_t;\r |
03e20d68 BC |
28 | \r |
29 | typedef struct {\r | |
30 | LARGE_INTEGER Length;\r | |
31 | } GET_LENGTH_INFORMATION;\r | |
32 | \r | |
33 | #define IOCTL_DISK_GET_LENGTH_INFO 0x7405C\r | |
34 | \r | |
ecc314ba | 35 | static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)\r |
03e20d68 BC |
36 | {\r |
37 | int rc = 0;\r | |
ecc314ba BC |
38 | HANDLE hFile;\r |
39 | \r | |
40 | if (f->hFile == NULL) {\r | |
9b836561 BC |
41 | hFile = CreateFile(f->file_name, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,\r |
42 | NULL, OPEN_EXISTING, 0, NULL);\r | |
ecc314ba BC |
43 | } else {\r |
44 | hFile = f->hFile;\r | |
03e20d68 BC |
45 | }\r |
46 | \r | |
ecc314ba BC |
47 | GET_LENGTH_INFORMATION info;\r |
48 | DWORD outBytes;\r | |
49 | LARGE_INTEGER size;\r | |
50 | size.QuadPart = 0;\r | |
51 | if (DeviceIoControl(hFile, IOCTL_DISK_GET_LENGTH_INFO, NULL, 0, &info, sizeof(info), &outBytes, NULL))\r | |
52 | *bytes = info.Length.QuadPart;\r | |
53 | else\r | |
54 | rc = EIO;\r | |
ecc314ba BC |
55 | \r |
56 | /* If we were passed a POSIX fd,\r | |
57 | * close the HANDLE we created via CreateFile */\r | |
58 | if (hFile != INVALID_HANDLE_VALUE && f->hFile == NULL)\r | |
59 | CloseHandle(hFile);\r | |
60 | \r | |
61 | return rc;\r | |
03e20d68 BC |
62 | }\r |
63 | \r | |
ecc314ba | 64 | static inline int chardev_size(struct fio_file *f, unsigned long long *bytes)\r |
03e20d68 | 65 | {\r |
ecc314ba | 66 | return blockdev_size(f, bytes);\r |
03e20d68 BC |
67 | }\r |
68 | \r | |
ecc314ba BC |
69 | static inline int blockdev_invalidate_cache(struct fio_file *f)\r |
70 | {\r | |
e4db9fec BC |
71 | /* There's no way to invalidate the cache in Windows\r |
72 | * so just pretend to succeed */\r | |
ecc314ba | 73 | return 0;\r |
03e20d68 BC |
74 | }\r |
75 | \r | |
76 | static inline unsigned long long os_phys_mem(void)\r | |
77 | {\r | |
78 | SYSTEM_INFO sysInfo;\r | |
79 | unsigned long addr;\r | |
80 | GetSystemInfo(&sysInfo);\r | |
81 | addr = (unsigned long)sysInfo.lpMaximumApplicationAddress;\r | |
82 | return addr;\r | |
83 | }\r | |
84 | \r | |
85 | static inline void os_get_tmpdir(char *path, int len)\r | |
86 | {\r | |
87 | GetTempPath(len, path);\r | |
88 | }\r | |
89 | \r | |
90 | #ifdef MADV_FREE\r | |
91 | #define FIO_MADV_FREE MADV_FREE\r | |
92 | #endif\r | |
93 | \r | |
03e20d68 | 94 | #endif /* FIO_OS_WINDOWS_H */\r |