(self, buf)
| 282 | _CloseHandle(self._handle) |
| 283 | |
| 284 | def _send_bytes(self, buf): |
| 285 | if self._send_ov is not None: |
| 286 | # A connection should only be used by a single thread |
| 287 | raise ValueError("concurrent send_bytes() calls " |
| 288 | "are not supported") |
| 289 | ov, err = _winapi.WriteFile(self._handle, buf, overlapped=True) |
| 290 | self._send_ov = ov |
| 291 | try: |
| 292 | if err == _winapi.ERROR_IO_PENDING: |
| 293 | waitres = _winapi.WaitForMultipleObjects( |
| 294 | [ov.event], False, INFINITE) |
| 295 | assert waitres == WAIT_OBJECT_0 |
| 296 | except: |
| 297 | ov.cancel() |
| 298 | raise |
| 299 | finally: |
| 300 | self._send_ov = None |
| 301 | nwritten, err = ov.GetOverlappedResult(True) |
| 302 | if err == _winapi.ERROR_OPERATION_ABORTED: |
| 303 | # close() was called by another thread while |
| 304 | # WaitForMultipleObjects() was waiting for the overlapped |
| 305 | # operation. |
| 306 | raise OSError(errno.EPIPE, "handle is closed") |
| 307 | assert err == 0 |
| 308 | assert nwritten == len(buf) |
| 309 | |
| 310 | def _recv_bytes(self, maxsize=None): |
| 311 | if self._got_empty_message: |
nothing calls this directly
no test coverage detected