HANDLE iocp;
HANDLE iothread;
HANDLE iocomplete_event;
- CANCELIOEX pCancelIoEx;
BOOL iothread_running;
};
struct windowsaio_data *wd;
};
-static int fio_windowsaio_cancel(struct thread_data *td,
- struct io_u *io_u);
static BOOL timeout_expired(DWORD start_count, DWORD end_count);
static int fio_windowsaio_getevents(struct thread_data *td, unsigned int min,
unsigned int max, struct timespec *t);
static int fio_windowsaio_init(struct thread_data *td);
static int fio_windowsaio_open_file(struct thread_data *td, struct fio_file *f);
static int fio_windowsaio_close_file(struct thread_data fio_unused *td, struct fio_file *f);
-static int win_to_posix_error(DWORD winerr);
-
-static int win_to_posix_error(DWORD winerr)
-{
- switch (winerr)
- {
- case ERROR_FILE_NOT_FOUND: return ENOENT;
- case ERROR_PATH_NOT_FOUND: return ENOENT;
- case ERROR_ACCESS_DENIED: return EACCES;
- case ERROR_INVALID_HANDLE: return EBADF;
- case ERROR_NOT_ENOUGH_MEMORY: return ENOMEM;
- case ERROR_INVALID_DATA: return EINVAL;
- case ERROR_OUTOFMEMORY: return ENOMEM;
- case ERROR_INVALID_DRIVE: return ENODEV;
- case ERROR_NOT_SAME_DEVICE: return EXDEV;
- case ERROR_WRITE_PROTECT: return EROFS;
- case ERROR_BAD_UNIT: return ENODEV;
- case ERROR_SHARING_VIOLATION: return EACCES;
- case ERROR_LOCK_VIOLATION: return EACCES;
- case ERROR_SHARING_BUFFER_EXCEEDED: return ENOLCK;
- case ERROR_HANDLE_DISK_FULL: return ENOSPC;
- case ERROR_NOT_SUPPORTED: return ENOSYS;
- case ERROR_FILE_EXISTS: return EEXIST;
- case ERROR_CANNOT_MAKE: return EPERM;
- case ERROR_INVALID_PARAMETER: return EINVAL;
- case ERROR_NO_PROC_SLOTS: return EAGAIN;
- case ERROR_BROKEN_PIPE: return EPIPE;
- case ERROR_OPEN_FAILED: return EIO;
- case ERROR_NO_MORE_SEARCH_HANDLES: return ENFILE;
- case ERROR_CALL_NOT_IMPLEMENTED: return ENOSYS;
- case ERROR_INVALID_NAME: return ENOENT;
- case ERROR_WAIT_NO_CHILDREN: return ECHILD;
- case ERROR_CHILD_NOT_COMPLETE: return EBUSY;
- case ERROR_DIR_NOT_EMPTY: return ENOTEMPTY;
- case ERROR_SIGNAL_REFUSED: return EIO;
- case ERROR_BAD_PATHNAME: return ENOENT;
- case ERROR_SIGNAL_PENDING: return EBUSY;
- case ERROR_MAX_THRDS_REACHED: return EAGAIN;
- case ERROR_BUSY: return EBUSY;
- case ERROR_ALREADY_EXISTS: return EEXIST;
- case ERROR_NO_SIGNAL_SENT: return EIO;
- case ERROR_FILENAME_EXCED_RANGE: return EINVAL;
- case ERROR_META_EXPANSION_TOO_LONG: return EINVAL;
- case ERROR_INVALID_SIGNAL_NUMBER: return EINVAL;
- case ERROR_THREAD_1_INACTIVE: return EINVAL;
- case ERROR_BAD_PIPE: return EINVAL;
- case ERROR_PIPE_BUSY: return EBUSY;
- case ERROR_NO_DATA: return EPIPE;
- case ERROR_MORE_DATA: return EAGAIN;
- case ERROR_DIRECTORY: return ENOTDIR;
- case ERROR_PIPE_CONNECTED: return EBUSY;
- case ERROR_NO_TOKEN: return EINVAL;
- case ERROR_PROCESS_ABORTED: return EFAULT;
- case ERROR_BAD_DEVICE: return ENODEV;
- case ERROR_BAD_USERNAME: return EINVAL;
- case ERROR_OPEN_FILES: return EAGAIN;
- case ERROR_ACTIVE_CONNECTIONS: return EAGAIN;
- case ERROR_DEVICE_IN_USE: return EAGAIN;
- case ERROR_INVALID_AT_INTERRUPT_TIME: return EINTR;
- case ERROR_IO_DEVICE: return EIO;
- case ERROR_NOT_OWNER: return EPERM;
- case ERROR_END_OF_MEDIA: return ENOSPC;
- case ERROR_EOM_OVERFLOW: return ENOSPC;
- case ERROR_BEGINNING_OF_MEDIA: return ESPIPE;
- case ERROR_SETMARK_DETECTED: return ESPIPE;
- case ERROR_NO_DATA_DETECTED: return ENOSPC;
- case ERROR_POSSIBLE_DEADLOCK: return EDEADLOCK;
- case ERROR_CRC: return EIO;
- case ERROR_NEGATIVE_SEEK: return EINVAL;
- case ERROR_DISK_FULL: return ENOSPC;
- case ERROR_NOACCESS: return EFAULT;
- case ERROR_FILE_INVALID: return ENXIO;
- }
-
- return winerr;
-}
static int fio_windowsaio_init(struct thread_data *td)
{
struct windowsaio_data *wd;
- HANDLE hKernel32Dll;
int rc = 0;
wd = calloc(1, sizeof(struct windowsaio_data));
}
}
- hKernel32Dll = GetModuleHandle("kernel32.dll");
- wd->pCancelIoEx = (CANCELIOEX)GetProcAddress(hKernel32Dll, "CancelIoEx");
td->io_ops->data = wd;
if (!rc) {
return 0;
}
-static int fio_windowsaio_cancel(struct thread_data *td,
- struct io_u *io_u)
-{
- int rc = 0;
-
- struct windowsaio_data *wd = td->io_ops->data;
-
- /* If we're running on Vista or newer, we can cancel individual IO requests */
- if (wd->pCancelIoEx != NULL) {
- struct fio_overlapped *ovl = io_u->engine_data;
-
- if (!wd->pCancelIoEx(io_u->file->hFile, &ovl->o)) {
- log_err("windowsaio: failed to cancel io\n");
- rc = 1;
- }
- } else
- rc = 1;
-
- return rc;
-}
-
static void fio_windowsaio_io_u_free(struct thread_data *td, struct io_u *io_u)
{
struct fio_overlapped *o = io_u->engine_data;
.version = FIO_IOOPS_VERSION,
.init = fio_windowsaio_init,
.queue = fio_windowsaio_queue,
- .cancel = fio_windowsaio_cancel,
.getevents = fio_windowsaio_getevents,
.event = fio_windowsaio_event,
.cleanup = fio_windowsaio_cleanup,