Python connect_named_pipeの例

コード例 #1

ファイル: stream.py プロジェクト: nickcooper-zhangtonghao/ovs

    def __accept_windows(self):
        if self.connect_pending:
            try:
                winutils.get_overlapped_result(self.pipe, self.connect, False)
            except pywintypes.error as e:
                if e.winerror == winutils.winerror.ERROR_IO_INCOMPLETE:
                    # The operation is still pending, try again
                    self.connect_pending = True
                    return errno.EAGAIN, None
                else:
                    if self.pipe:
                        win32pipe.DisconnectNamedPipe(self.pipe)
                    return errno.EINVAL, None
            self.connect_pending = False

        error = winutils.connect_named_pipe(self.pipe, self.connect)
        if error:
            if error == winutils.winerror.ERROR_IO_PENDING:
                self.connect_pending = True
                return errno.EAGAIN, None
            elif error != winutils.winerror.ERROR_PIPE_CONNECTED:
                if self.pipe:
                    win32pipe.DisconnectNamedPipe(self.pipe)
                self.connect_pending = False
                return errno.EINVAL, None
            else:
                win32event.SetEvent(self.connect.hEvent)

        npipe = winutils.create_named_pipe(self._pipename)
        if not npipe:
            return errno.ENOENT, None

        old_pipe = self.pipe
        self.pipe = npipe
        winutils.win32event.ResetEvent(self.connect.hEvent)
        return 0, Stream(None, self.name, 0, pipe=old_pipe)

コード例 #2

ファイル: stream.py プロジェクト: sugchand/ovs-hwaccel-intel-2.7.3

    def __accept_windows(self):
        if self.connect_pending:
            try:
                winutils.get_overlapped_result(self.pipe, self.connect, False)
            except pywintypes.error as e:
                if e.winerror == winutils.winerror.ERROR_IO_INCOMPLETE:
                    # The operation is still pending, try again
                    self.connect_pending = True
                    return errno.EAGAIN, None
                else:
                    if self.pipe:
                        win32pipe.DisconnectNamedPipe(self.pipe)
                    return errno.EINVAL, None
            self.connect_pending = False

        error = winutils.connect_named_pipe(self.pipe, self.connect)
        if error:
            if error == winutils.winerror.ERROR_IO_PENDING:
                self.connect_pending = True
                return errno.EAGAIN, None
            elif error != winutils.winerror.ERROR_PIPE_CONNECTED:
                if self.pipe:
                    win32pipe.DisconnectNamedPipe(self.pipe)
                self.connect_pending = False
                return errno.EINVAL, None
            else:
                win32event.SetEvent(self.connect.hEvent)

        npipe = winutils.create_named_pipe(self._pipename)
        if not npipe:
            return errno.ENOENT, None

        old_pipe = self.pipe
        self.pipe = npipe
        winutils.win32event.ResetEvent(self.connect.hEvent)
        return 0, Stream(None, self.name, 0, pipe=old_pipe)