def loadFromXML(xmlRoot, namespace, version, symbol):
"""loadFromXML:
Load a variable from an XML definition.
Calls its proper heir function for it to create the variable.
@type xmlRoot: lxml.etree.Element
@param xmlRoot: the root of the XML definition.
@type namespace: string
@param namespace: the namespace (precision) associated to the variable in the XML definition.
@type version: string
@param version: the load version.
@rtype: netzob.Common.MMSTD.Dictionary.Variable.AbstractVariable.AbstractVariable
@type symbol: netzob.Common.Symbol
@param symbol: the symbol in which the current variable is placed, used by relation variable.
@return: a variable constructed from this XML definition.
"""
if version == "0.1":
logging.debug("[ AbstractVariable: loadFromXML:")
# Data Variable
if xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type", "abstract") == "netzob:DataVariable":
from netzob.Common.MMSTD.Dictionary.Variables.DataVariable import DataVariable
return DataVariable.loadFromXML(xmlRoot, namespace, version, symbol)
# Aggregate Variable
elif xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type", "abstract") == "netzob:AggregateVariable":
from netzob.Common.MMSTD.Dictionary.Variables.AggregateVariable import AggregateVariable
return AggregateVariable.loadFromXML(xmlRoot, namespace, version, symbol)
# Alternate Variable
elif xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type", "abstract") == "netzob:AlternateVariable":
from netzob.Common.MMSTD.Dictionary.Variables.AlternateVariable import AlternateVariable
return AlternateVariable.loadFromXML(xmlRoot, namespace, version, symbol)
# Repeat Variable
elif xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type", "abstract") == "netzob:RepeatVariable":
from netzob.Common.MMSTD.Dictionary.Variables.RepeatVariable import RepeatVariable
return RepeatVariable.loadFromXML(xmlRoot, namespace, version, symbol)
# Direct Relation Variable
#elif xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type", "abstract") == "netzob:DirectRelationVariable":
# from netzob.Common.MMSTD.Dictionary.Variables.DirectRelationVariable import DirectRelationVariable
# return DirectRelationVariable.loadFromXML(xmlRoot, namespace, version, symbol)
# Computed Relation Variable
elif xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type", "abstract") == "netzob:ComputedRelationVariable":
from netzob.Common.MMSTD.Dictionary.Variables.ComputedRelationVariable import ComputedRelationVariable
return ComputedRelationVariable.loadFromXML(xmlRoot, namespace, version, symbol)
else:
logging.debug("xmlRoot.get(...) returns {0} which does not correspond to a true variable class.").format(xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type", "abstract"))
logging.debug("AbstractVariable: loadFromXML ]")
else:
logging.debug("Version != 0.1")
def loadFromXML(xmlRoot, namespace, version, symbol):
"""loadFromXML:
Load a variable from an XML definition.
Calls its proper heir function for it to create the variable.
@type xmlRoot: lxml.etree.Element
@param xmlRoot: the root of the XML definition.
@type namespace: string
@param namespace: the namespace (precision) associated to the variable in the XML definition.
@type version: string
@param version: the load version.
@rtype: netzob.Common.MMSTD.Dictionary.Variable.AbstractVariable.AbstractVariable
@type symbol: netzob.Common.Symbol
@param symbol: the symbol in which the current variable is placed, used by relation variable.
@return: a variable constructed from this XML definition.
"""
if version == "0.1":
logging.debug("[ AbstractVariable: loadFromXML:")
# Data Variable
if xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type",
"abstract") == "netzob:DataVariable":
from netzob.Common.MMSTD.Dictionary.Variables.DataVariable import DataVariable
return DataVariable.loadFromXML(xmlRoot, namespace, version,
symbol)
# Aggregate Variable
elif xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type",
"abstract") == "netzob:AggregateVariable":
from netzob.Common.MMSTD.Dictionary.Variables.AggregateVariable import AggregateVariable
return AggregateVariable.loadFromXML(xmlRoot, namespace,
version, symbol)
# Alternate Variable
elif xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type",
"abstract") == "netzob:AlternateVariable":
from netzob.Common.MMSTD.Dictionary.Variables.AlternateVariable import AlternateVariable
return AlternateVariable.loadFromXML(xmlRoot, namespace,
version, symbol)
# Repeat Variable
elif xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type",
"abstract") == "netzob:RepeatVariable":
from netzob.Common.MMSTD.Dictionary.Variables.RepeatVariable import RepeatVariable
return RepeatVariable.loadFromXML(xmlRoot, namespace, version,
symbol)
# Direct Relation Variable
#elif xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type", "abstract") == "netzob:DirectRelationVariable":
# from netzob.Common.MMSTD.Dictionary.Variables.DirectRelationVariable import DirectRelationVariable
# return DirectRelationVariable.loadFromXML(xmlRoot, namespace, version, symbol)
# Computed Relation Variable
elif xmlRoot.get("{http://www.w3.org/2001/XMLSchema-instance}type",
"abstract") == "netzob:ComputedRelationVariable":
from netzob.Common.MMSTD.Dictionary.Variables.ComputedRelationVariable import ComputedRelationVariable
return ComputedRelationVariable.loadFromXML(
xmlRoot, namespace, version, symbol)
else:
logging.debug(
"xmlRoot.get(...) returns {0} which does not correspond to a true variable class."
).format(
xmlRoot.get(
"{http://www.w3.org/2001/XMLSchema-instance}type",
"abstract"))
logging.debug("AbstractVariable: loadFromXML ]")
else:
logging.debug("Version != 0.1")
