+++ /dev/null
-# The MIT License (MIT)
-#
-# Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com>
-#
-# Permission is hereby granted, free of charge, to any person obtaining a copy
-# of this software and associated documentation files (the "Software"), to deal
-# in the Software without restriction, including without limitation the rights
-# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-# copies of the Software, and to permit persons to whom the Software is
-# furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included in
-# all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-# THE SOFTWARE.
-
-from bt2 import native_bt, object, utils
-import bt2.notification_iterator
-import collections.abc
-import bt2.port
-import copy
-import bt2
-
-
-def _handle_status(status, gen_error_msg):
- if status == native_bt.CONNECTION_STATUS_GRAPH_IS_CANCELED:
- raise bt2.GraphCanceled
- elif status == native_bt.CONNECTION_STATUS_IS_ENDED:
- raise bt2.ConnectionEnded
- elif status < 0:
- raise bt2.Error(gen_error_msg)
-
-
-def _create_private_from_ptr(ptr):
- obj = _PrivateConnection._create_from_ptr(ptr)
- obj._pub_ptr = native_bt.connection_from_private_connection(ptr)
- assert(obj._pub_ptr)
- return obj
-
-
-class _Connection(object._Object):
- @staticmethod
- def _downstream_port(ptr):
- port_ptr = native_bt.connection_get_downstream_port(ptr)
- utils._handle_ptr(port_ptr, "cannot get connection object's downstream port object")
- return bt2.port._create_from_ptr(port_ptr)
-
- @staticmethod
- def _upstream_port(ptr):
- port_ptr = native_bt.connection_get_upstream_port(ptr)
- utils._handle_ptr(port_ptr, "cannot get connection object's upstream port object")
- return bt2.port._create_from_ptr(port_ptr)
-
- @property
- def downstream_port(self):
- return self._downstream_port(self._ptr)
-
- @property
- def upstream_port(self):
- return self._upstream_port(self._ptr)
-
- @staticmethod
- def _is_ended(ptr):
- return native_bt.connection_is_ended(ptr) == 1
-
- @property
- def is_ended(self):
- return self._is_ended(self._ptr)
-
- def __eq__(self, other):
- if type(other) not in (_Connection, _PrivateConnection):
- return False
-
- return self.addr == other.addr
-
-
-class _PrivateConnection(object._PrivateObject, _Connection):
- def create_notification_iterator(self, notification_types=None):
- if notification_types is None:
- notif_types = None
- else:
- for notif_cls in notification_types:
- if notif_cls not in bt2.notification._NOTIF_TYPE_TO_CLS.values():
- raise ValueError("'{}' is not a notification class".format(notif_cls))
-
- notif_types = [notif_cls._TYPE for notif_cls in notification_types]
-
- status, notif_iter_ptr = native_bt.py3_create_notif_iter(int(self._ptr),
- notif_types)
- _handle_status(status, 'cannot create notification iterator object')
- assert(notif_iter_ptr)
- return bt2.notification_iterator._GenericNotificationIterator._create_from_ptr(notif_iter_ptr)
-
- @property
- def is_ended(self):
- return self._is_ended(self._pub_ptr)
-
- @property
- def downstream_port(self):
- return self._downstream_port(self._pub_ptr)
-
- @property
- def upstream_port(self):
- return self._upstream_port(self._pub_ptr)