119 lines
5 KiB
Python
119 lines
5 KiB
Python
#
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# CORE
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# Copyright (c)2010-2013 the Boeing Company.
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# See the LICENSE file included in this distribution.
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#
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# author: Jeff Ahrenholz <jeffrey.m.ahrenholz@boeing.com>
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#
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'''
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ieee80211abg.py: EMANE IEEE 802.11abg model for CORE
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'''
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import sys
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import string
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from core.api import coreapi
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from core.constants import *
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from emane import EmaneModel
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from universal import EmaneUniversalModel
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class EmaneIeee80211abgModel(EmaneModel):
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def __init__(self, session, objid = None, verbose = False):
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EmaneModel.__init__(self, session, objid, verbose)
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# model name
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_name = "emane_ieee80211abg"
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_80211rates = '1 1 Mbps,2 2 Mbps,3 5.5 Mbps,4 11 Mbps,5 6 Mbps,' + \
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'6 9 Mbps,7 12 Mbps,8 18 Mbps,9 24 Mbps,10 36 Mbps,11 48 Mbps,' + \
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'12 54 Mbps'
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# MAC parameters
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_confmatrix_mac = [
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("mode", coreapi.CONF_DATA_TYPE_UINT8, '0',
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'0 802.11b (DSSS only),1 802.11b (DSSS only),' + \
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'2 802.11a or g (OFDM),3 802.11b/g (DSSS and OFDM)', 'mode'),
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("enablepromiscuousmode", coreapi.CONF_DATA_TYPE_BOOL, '0',
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'On,Off', 'enable promiscuous mode'),
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("distance", coreapi.CONF_DATA_TYPE_UINT32, '1000',
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'', 'max distance (m)'),
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("unicastrate", coreapi.CONF_DATA_TYPE_UINT8, '4', _80211rates,
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'unicast rate (Mbps)'),
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("multicastrate", coreapi.CONF_DATA_TYPE_UINT8, '1', _80211rates,
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'multicast rate (Mbps)'),
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("rtsthreshold", coreapi.CONF_DATA_TYPE_UINT16, '0',
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'', 'RTS threshold (bytes)'),
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("wmmenable", coreapi.CONF_DATA_TYPE_BOOL, '0',
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'On,Off', 'WiFi Multimedia (WMM)'),
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("pcrcurveuri", coreapi.CONF_DATA_TYPE_STRING,
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'/usr/share/emane/models/ieee80211abg/xml/ieee80211pcr.xml',
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'', 'SINR/PCR curve file'),
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("flowcontrolenable", coreapi.CONF_DATA_TYPE_BOOL, '0',
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'On,Off', 'enable traffic flow control'),
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("flowcontroltokens", coreapi.CONF_DATA_TYPE_UINT16, '10',
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'', 'number of flow control tokens'),
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("queuesize", coreapi.CONF_DATA_TYPE_STRING, '0:255 1:255 2:255 3:255',
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'', 'queue size (0-4:size)'),
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("cwmin", coreapi.CONF_DATA_TYPE_STRING, '0:32 1:32 2:16 3:8',
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'', 'min contention window (0-4:minw)'),
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("cwmax", coreapi.CONF_DATA_TYPE_STRING, '0:1024 1:1024 2:64 3:16',
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'', 'max contention window (0-4:maxw)'),
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("aifs", coreapi.CONF_DATA_TYPE_STRING, '0:2 1:2 2:2 3:1',
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'', 'arbitration inter frame space (0-4:aifs)'),
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("txop", coreapi.CONF_DATA_TYPE_STRING, '0:0 1:0 2:0 3:0',
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'', 'txop (0-4:usec)'),
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("retrylimit", coreapi.CONF_DATA_TYPE_STRING, '0:3 1:3 2:3 3:3',
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'', 'retry limit (0-4:numretries)'),
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]
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# PHY parameters from Universal PHY
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_confmatrix_phy = EmaneUniversalModel._confmatrix
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_confmatrix = _confmatrix_mac + _confmatrix_phy
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# value groupings
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_confgroups = "802.11 MAC Parameters:1-%d|Universal PHY Parameters:%d-%d" \
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% (len(_confmatrix_mac), len(_confmatrix_mac) + 1, len(_confmatrix))
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def buildnemxmlfiles(self, e, ifc):
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''' Build the necessary nem, mac, and phy XMLs in the given path.
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If an individual NEM has a nonstandard config, we need to build
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that file also. Otherwise the WLAN-wide
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nXXemane_ieee80211abgnem.xml, nXXemane_ieee80211abgemac.xml,
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nXXemane_ieee80211abgphy.xml are used.
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'''
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# use the network-wide config values or interface(NEM)-specific values?
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if ifc is None:
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values = e.getconfig(self.objid, self._name,
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self.getdefaultvalues())[1]
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else:
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nodenum = ifc.node.objid
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values = e.getconfig(nodenum, self._name, None)[1]
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if values is None:
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# do not build specific files for this NEM when config is same
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# as the network
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return
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nemdoc = e.xmldoc("nem")
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nem = nemdoc.getElementsByTagName("nem").pop()
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nem.setAttribute("name", "ieee80211abg NEM")
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mactag = nemdoc.createElement("mac")
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mactag.setAttribute("definition", self.macxmlname(ifc))
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nem.appendChild(mactag)
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phytag = nemdoc.createElement("phy")
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phytag.setAttribute("definition", self.phyxmlname(ifc))
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nem.appendChild(phytag)
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e.xmlwrite(nemdoc, self.nemxmlname(ifc))
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macdoc = e.xmldoc("mac")
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mac = macdoc.getElementsByTagName("mac").pop()
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mac.setAttribute("name", "ieee80211abg MAC")
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mac.setAttribute("library", "ieee80211abgmaclayer")
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names = self.getnames()
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macnames = names[:len(self._confmatrix_mac)]
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phynames = names[len(self._confmatrix_mac):]
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# append all MAC options to macdoc
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map( lambda n: mac.appendChild(e.xmlparam(macdoc, n, \
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self.valueof(n, values))), macnames)
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e.xmlwrite(macdoc, self.macxmlname(ifc))
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phydoc = EmaneUniversalModel.getphydoc(e, self, values, phynames)
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e.xmlwrite(phydoc, self.phyxmlname(ifc))
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