+#
+# NEPI, a framework to manage network experiments
+# Copyright (C) 2014 INRIA
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation;
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+from nepi.execution.attribute import Attribute, Flags, Types
+from nepi.execution.trace import Trace, TraceAttr
+from nepi.execution.resource import ResourceManager, clsinit_copy, \
+ ResourceState
+from nepi.resources.ns3.ns3wifiremotestationmanager import NS3BaseWifiRemoteStationManager
+
+@clsinit_copy
+[docs]class NS3ArfWifiManager(NS3BaseWifiRemoteStationManager):
+
_rtype = "ns3::ArfWifiManager"
+
+
@classmethod
+
def _register_attributes(cls):
+
+
attr_timerthreshold = Attribute("TimerThreshold",
+
"The \'timer\' threshold in the ARF algorithm.",
+
type = Types.Integer,
+
default = "15",
+
allowed = None,
+
range = None,
+
flags = Flags.Reserved | Flags.Construct)
+
+
cls._register_attribute(attr_timerthreshold)
+
+
attr_successthreshold = Attribute("SuccessThreshold",
+
"The minimum number of sucessfull transmissions to try a new rate.",
+
type = Types.Integer,
+
default = "10",
+
allowed = None,
+
range = None,
+
flags = Flags.Reserved | Flags.Construct)
+
+
cls._register_attribute(attr_successthreshold)
+
+
attr_islowlatency = Attribute("IsLowLatency",
+
"If true, we attempt to modelize a so-called low-latency device: a device where decisions about tx parameters can be made on a per-packet basis and feedback about the transmission of each packet is obtained before sending the next. Otherwise, we modelize a high-latency device, that is a device where we cannot update our decision about tx parameters after every packet transmission.",
+
type = Types.Bool,
+
default = "True",
+
allowed = None,
+
range = None,
+
flags = Flags.Reserved | Flags.Construct)
+
+
cls._register_attribute(attr_islowlatency)
+
+
attr_maxssrc = Attribute("MaxSsrc",
+
"The maximum number of retransmission attempts for an RTS. This value will not have any effect on some rate control algorithms.",
+
type = Types.Integer,
+
default = "7",
+
allowed = None,
+
range = None,
+
flags = Flags.Reserved | Flags.Construct)
+
+
cls._register_attribute(attr_maxssrc)
+
+
attr_maxslrc = Attribute("MaxSlrc",
+
"The maximum number of retransmission attempts for a DATA packet. This value will not have any effect on some rate control algorithms.",
+
type = Types.Integer,
+
default = "7",
+
allowed = None,
+
range = None,
+
flags = Flags.Reserved | Flags.Construct)
+
+
cls._register_attribute(attr_maxslrc)
+
+
attr_rtsctsthreshold = Attribute("RtsCtsThreshold",
+
"If the size of the data packet + LLC header + MAC header + FCS trailer is bigger than this value, we use an RTS/CTS handshake before sending the data, as per IEEE Std. 802.11-2012, Section 9.3.5. This value will not have any effect on some rate control algorithms.",
+
type = Types.Integer,
+
default = "2346",
+
allowed = None,
+
range = None,
+
flags = Flags.Reserved | Flags.Construct)
+
+
cls._register_attribute(attr_rtsctsthreshold)
+
+
attr_fragmentationthreshold = Attribute("FragmentationThreshold",
+
"If the size of the data packet + LLC header + MAC header + FCS trailer is biggerthan this value, we fragment it such that the size of the fragments are equal or smaller than this value, as per IEEE Std. 802.11-2012, Section 9.5. This value will not have any effect on some rate control algorithms.",
+
type = Types.Integer,
+
default = "2346",
+
allowed = None,
+
range = None,
+
flags = Flags.Reserved | Flags.Construct)
+
+
cls._register_attribute(attr_fragmentationthreshold)
+
+
attr_nonunicastmode = Attribute("NonUnicastMode",
+
"Wifi mode used for non-unicast transmissions.",
+
type = Types.String,
+
default = "Invalid-WifiMode",
+
allowed = None,
+
range = None,
+
flags = Flags.Reserved | Flags.Construct)
+
+
cls._register_attribute(attr_nonunicastmode)
+
+
attr_defaulttxpowerlevel = Attribute("DefaultTxPowerLevel",
+
"Default power level to be used for transmissions. This is the power level that is used by all those WifiManagers that do notimplement TX power control.",
+
type = Types.Integer,
+
default = "0",
+
allowed = None,
+
range = None,
+
flags = Flags.Reserved | Flags.Construct)
+
+
cls._register_attribute(attr_defaulttxpowerlevel)
+
+
+
+
@classmethod
+
def _register_traces(cls):
+
+
mactxrtsfailed = Trace("MacTxRtsFailed", "The transmission of a RTS by the MAC layer has failed")
+
+
cls._register_trace(mactxrtsfailed)
+
+
mactxdatafailed = Trace("MacTxDataFailed", "The transmission of a data packet by the MAC layer has failed")
+
+
cls._register_trace(mactxdatafailed)
+
+
mactxfinalrtsfailed = Trace("MacTxFinalRtsFailed", "The transmission of a RTS has exceeded the maximum number of attempts")
+
+
cls._register_trace(mactxfinalrtsfailed)
+
+
mactxfinaldatafailed = Trace("MacTxFinalDataFailed", "The transmission of a data packet has exceeded the maximum number of attempts")
+
+
cls._register_trace(mactxfinaldatafailed)
+
+
+
+
def __init__(self, ec, guid):
+
super(NS3ArfWifiManager, self).__init__(ec, guid)
+
self._home = "ns3-arf-wifi-manager-%s" % self.guid
+