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