def __init__(self, psClass=None):
self.ps = psClass
self.dataUpdated = util.Signal()
chlist = {}
for t in self.ps.CHANNELS:
if self.ps.CHANNELS[t] < self.ps.CHANNELS['MaxChannels']:
chlist[t] = self.ps.CHANNELS[t]
# Rebuild channel range as string + api value
chRange = util.DictType()
for key in sorted(self.ps.CHANNEL_RANGE):
chRange[ key['rangeStr'] ] = key['rangeV']
self.getParams().addChildren([
{'name':'Trace Measurement', 'key':'trace', 'type':'group', 'children':[
{'name':'Source', 'key':'tracesource', 'type':'list', 'values':chlist, 'value':0, 'action':self.updateCurrentSettings},
{'name':'Probe Att.', 'key':'traceprobe', 'type':'list', 'values':{'1:1':1, '1:10':10}, 'value':1, 'action':self.updateCurrentSettings},
{'name':'Coupling', 'key':'tracecouple', 'type':'list', 'values':self.ps.CHANNEL_COUPLINGS, 'value':0, 'action':self.updateCurrentSettings},
{'name':'Y-Range', 'key':'traceyrange', 'type':'list', 'values':chRange, 'value':1.0, 'action':self.updateCurrentSettings},
]},
{'name':'Trigger', 'key':'trig', 'type':'group', 'children':[
{'name':'Source', 'key':'trigsource', 'type':'list', 'values':chlist, 'value':1, 'action':self.updateCurrentSettings},
{'name':'Probe Att.', 'key':'trigprobe', 'type':'list', 'values':{'1:1':1, '1:10':10}, 'value':10, 'action':self.updateCurrentSettings},
{'name':'Coupling', 'key':'trigcouple', 'type':'list', 'values':self.ps.CHANNEL_COUPLINGS, 'value':1, 'action':self.updateCurrentSettings},
{'name':'Y-Range', 'key':'trigrange', 'type':'list', 'values':chRange, 'value':5.0, 'action':self.updateCurrentSettings},
{'name':'Trigger Direction', 'key':'trigtype', 'type':'list', 'values':self.ps.THRESHOLD_TYPE, 'value':self.ps.THRESHOLD_TYPE["Rising"], 'action':self.updateCurrentSettings},
{'name':'Trigger Level', 'key':'triglevel', 'type':'float', 'step':1E-2, 'siPrefix':True, 'suffix':'V', 'limits':(-5, 5), 'value':0.5, 'action':self.updateCurrentSettings},
]},
{'name':'Sample Rate', 'key':'samplerate', 'type':'int', 'step':1E6, 'limits':(10000, 5E9), 'value':100E6, 'action':self.updateSampleRateFreq, 'siPrefix':True, 'suffix': 'S/s'},
{'name':'Sample Length', 'key':'samplelength', 'type':'int', 'step':250, 'limits':(1, 500E6), 'value':500, 'action':self.updateSampleRateFreq},
{'name':'Sample Offset', 'key':'sampleoffset', 'type':'int', 'step':1000, 'limits':(0, 100E6), 'value':0, 'action':self.updateSampleRateFreq},
])
def calculatePGE(self):
"""Calculate the Partial Guessing Entropy (PGE)"""
if not self._analysisSource:
raise Warning("Attack not set/executed yet")
stats = self._analysisSource.getStatistics()
pge = stats.pge_total
allpge = util.DictType()
for i in pge:
tnum = i['trace']
if not tnum in allpge:
allpge[tnum] = [{'pgesum':0, 'trials':0} for z in range(0,stats.numSubkeys)]
allpge[tnum][i['subkey']]['pgesum'] += i['pge']
allpge[tnum][i['subkey']]['trials'] += 1
for (tnum, plist) in allpge.iteritems():
for j in plist:
if j['trials'] > 0:
j['pge'] = float(j['pgesum']) / float(j['trials'])
# print "%d "%j['trials'],
else:
j['pge'] = None
return allpge
class ResultsBase(Parameterized):
"""
Base class for the output widgets:
To be uses in conjunct with chipwhisperer.common.utils.analysissource/tracesource
"""
registeredObjects = util.DictType()
sigRegisteredObjectsChanged = util.Signal()
__classParameter = None
__classes = None
def getWidget(self):
return None
# @classmethod #TODO: Finish this method
# def deregister(self, name):
# if self.registeredObjects.pop(name, None):
# self.sigRegisteredObjectsChanged.emit(None)
@classmethod
def getClasses(cls):
if not cls.__classes:
cls.__classes = getPluginsInDictFromPackage(
"chipwhisperer.common.results", False, False)
return cls.__classes
@classmethod
def getClassParameter(cls):
if not cls.__classParameter:
cls.__classParameter = Parameter(name="Results",
type='group').register()
return cls.__classParameter
@classmethod
def createNew(cls, className, instanceName=None):
# To do it manually using the python console:
# from chipwhisperer.common.results.base import ResultsBase
# ResultsBase.createNew("Trace Output Plot", "Channel 2")
if instanceName in cls.registeredObjects:
raise Warning(
"Result widget \"%s\" already exists, choose a different name"
% instanceName)
obj = cls.getClasses()[className](instanceName)
cls.registeredObjects[obj.getName()] = obj
cls.sigRegisteredObjectsChanged.emit(obj)
cls.getClassParameter().append(obj.getParams())
return obj
def __init__(self):
TargetTemplate.__init__(self)
self.hw = None
conntypes = util.DictType()
conntypes['Select Interface type...'] = None
conntypes['CW Bitstream, with OpenADC'] = ChipWhispererComm(
standalone=False)
conntypes['CW Bitstream, no OpenADC'] = ChipWhispererComm(
standalone=True)
conntypes['Original Bitstream'] = FTDIComm()
self.fixedStart = True
self.hw = None
self.getParams().addChildren([
{
'name': 'Connection via:',
'key': 'conn',
'type': 'list',
'values': conntypes,
'set': self.setConn,
'get': self.getConn,
'default': None
},
{
'name': 'Reset FPGA',
'key': 'reset',
'type': 'action',
'action': self.reset,
'visible': False
},
{
'name': 'USB Serial #:',
'key': 'serno',
'type': 'list',
'values': ['Press Refresh'],
'value': 'Press Refresh',
'visible': False
},
{
'name': 'Enumerate Attached Devices',
'key': 'pushsno',
'type': 'action',
'action': self.refreshSerial,
'visible': False
},
])
class TraceSource(object):
"""
It has traces as output
Keeps a dictionary with all the registered objets and emits a signal when a new one is added
"""
registeredObjects = util.DictType()
registeredObjects["None"] = None
sigRegisteredObjectsChanged = util.Signal()
def __init__(self, name="Unknown"):
self.sigTracesChanged = util.Signal()
self.name = name
self.uuid = str(uuid.uuid4())
def getTrace(self, n):
"""Return the trace with number n in the current TraceSource object"""
return None
def numPoints(self):
return 0
def numTraces(self):
return 0
def offset(self):
return 0
def getSampleRate(self):
"""Return the Sample Rate used to generate the traces"""
return 0
def getTextin(self, n):
"""Get text-in number n"""
raise NotImplementedError
def getTextout(self, n):
"""Get text-out number n"""
raise NotImplementedError
def getKnownKey(self, n=None):
"""Get known-key number n"""
raise NotImplementedError
def getSegmentList(self):
"""Return a list of segments."""
raise NotImplementedError
def getAuxData(self, n, auxDic):
"""Return data about a segment"""
raise NotImplementedError
def getSegment(self, n):
"""Return the trace segment with the specified trace in the list with all enabled segments."""
raise NotImplementedError
def register(self):
"""Register the current TraceSource object in a list and emit a signal to inform it was updated"""
self.registeredObjects[self.name] = self
self.sigRegisteredObjectsChanged.emit()
return self
def deregister(self):
"""Deregister the current TraceSource and emit a signal to inform this event"""
try:
#Only deregister if UUID matches (NB: don't use direct comparison in case later we adjust repr() )
if TraceSource.registeredObjects[self.name].uuid == self.uuid:
if TraceSource.registeredObjects.pop(self.name, None):
TraceSource.sigRegisteredObjectsChanged.emit()
except KeyError:
pass
@classmethod
def deregisterObject(cls, name, uuid = None):
"""Deregister the TraceSource and emit a signal to inform this event"""
try:
if (uuid is None) or (cls.registeredObjects[name].uuid == uuid):
if cls.registeredObjects.pop(name, None):
cls.sigRegisteredObjectsChanged.emit()
except KeyError:
pass
class ModelsBase(Parameterized):
_name = 'Crypto Model'
hwModels = util.DictType()
hwModels_toStr = []
##Generate this table with:
#HW = []
#for n in range(0, 256):
# HW = HW + [bin(n).count("1")]
HW = [
0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4, 1, 2, 2, 3, 2, 3, 3, 4,
2, 3, 3, 4, 3, 4, 4, 5, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 1, 2, 2, 3, 2, 3, 3, 4,
2, 3, 3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6,
4, 5, 5, 6, 5, 6, 6, 7, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 2, 3, 3, 4, 3, 4, 4, 5,
3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6,
4, 5, 5, 6, 5, 6, 6, 7, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 7, 6, 7, 7, 8
]
def __init__(self, numSubKeys, permPerSubkey, model=None):
self.sigParametersChanged = util.Signal()
self.numSubKeys = numSubKeys
self.permPerSubkey = permPerSubkey
self.numRoundKeys = 0
self.model = model
self.getParams().addChildren([
{
'name': 'Hardware Model',
'type': 'list',
'values': self.hwModels,
'get': self.getHwModel,
'set': self.setHwModel
},
{
'name': 'Number of SubKeys',
'type': 'int',
'get': self.getNumSubKeys,
'readonly': True
},
{
'name': 'Number of Permutations',
'type': 'int',
'get': self.getPermPerSubkey,
'readonly': True
},
])
@classmethod
def getHW(cls, n):
return cls.HW[n]
def processKnownKey(self, inpkey):
return inpkey
def leakage(self, pt, ct, guess, bnum, state):
pass
def getNumSubKeys(self):
return self.numSubKeys
def getPermPerSubkey(self):
return self.permPerSubkey
def getNumRoundKeys(self):
return self.numRoundKeys
def getHwModel(self):
return self.model
def keyScheduleRounds(self,
inputkey,
inputround,
desiredround,
returnSubkeys=True):
pass
def getRoundKeys(self, key, iniRound):
ret = []
for targetRound in range(0, self.numRoundKeys + 1):
ret.append(
self.keyScheduleRounds(key,
iniRound,
targetRound,
returnSubkeys=False))
return ret
@setupSetParam("Hardware Model")
def setHwModel(self, model):
self.model = model
self.sigParametersChanged.emit()
def getHwModelString(self):
return sys.modules[
self.__class__.
__module__].__name__ + '.' + self.__class__.__name__ + '.' + self.hwModels_toStr[
self.model]
def binary_list_to_subkeys(self, bitlist, nrBits):
ret = []
pos = 0
while pos <= len(bitlist) - nrBits:
out = 0
for bit in range(nrBits):
out = (out << 1) | bitlist[pos + bit]
ret.append(out)
pos += nrBits
return ret
def array_of_bytes_to_bin(self, bytes, nrBits):
init = np.array([], dtype=bool)
for byte in bytes:
init = np.concatenate(
(init, np.unpackbits(np.uint8(byte))[8 - nrBits:]), axis=0)
return init
def _VccToGnd(self, var):
"""Convert from number of 1's to number of 0's... used when shunt inserted in GND path"""
return 8 - var
class ModelsBase(Parameterized):
_name = 'Crypto Model'
hwModels = util.DictType()
hwModels_toStr = []
##Generate this table with:
#HW = []
#for n in range(0, 256):
# HW = HW + [bin(n).count("1")]
HW = [0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4, 1, 2, 2, 3, 2, 3, 3,
4, 2, 3, 3, 4, 3, 4, 4, 5, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4,
4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 1, 2, 2, 3, 2,
3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5,
4, 5, 5, 6, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4,
5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3,
3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 2,
3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6,
4, 5, 5, 6, 5, 6, 6, 7, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5,
6, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 3, 4, 4, 5, 4, 5,
5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 7, 6,
7, 7, 8]
def __init__(self, numSubKeys, permPerSubkey, model=None):
self.sigParametersChanged = util.Signal()
self.numSubKeys = numSubKeys
self.permPerSubkey = permPerSubkey
self.numRoundKeys = 0
self.model = model
#Update interal models (if required)
self._updateHwModel()
if model.name in self.hwModels.keys():
if self.hwModels[model.name] != model:
self.hwModels[str(model)] = model
else:
self.hwModels[model.name] = model
self.getParams().addChildren([
{'name':'Hardware Model', 'type':'list', 'values':self.hwModels, 'get':self.getHwModel, 'set':self.setHwModel, 'addToList':True},
{'name':'Number of SubKeys', 'type':'int', 'get':self.getNumSubKeys, 'readonly':True},
{'name':'Number of Permutations', 'type':'int', 'get':self.getPermPerSubkey, 'readonly':True},
])
@classmethod
def getHW(cls, n):
return cls.HW[n]
def processKnownKey(self, inpkey):
return inpkey
def leakage(self, pt, ct, guess, bnum, state):
pass
def getNumSubKeys(self):
return self.numSubKeys
def getPermPerSubkey(self):
return self.permPerSubkey
def getNumRoundKeys(self):
return self.numRoundKeys
def getHwModel(self):
return self.model
def keyScheduleRounds(self, inputkey, inputround, desiredround, returnSubkeys=True):
raise NotImplementedError()
def getRoundKeys(self, key, iniRound):
ret = []
for targetRound in range(0, self.numRoundKeys+1):
ret.append(self.keyScheduleRounds(key, iniRound, targetRound, returnSubkeys=False))
return ret
@setupSetParam("Hardware Model")
def setHwModel(self, model, kwargs=None):
self.model = model
self.model_kwargs = kwargs
self._updateHwModel()
self.sigParametersChanged.emit()
def _updateHwModel(self):
"""" Re-implement this to update leakage model """
pass
def _VccToGnd(self, var):
"""Convert from number of 1's to number of 0's... used when shunt inserted in GND path"""
return 8-var
#
# You should have received a copy of the GNU General Public License
# along with chipwhisperer. If not, see <http://www.gnu.org/licenses/>.
from chipwhisperer.analyzer.models.aes.funcs import sbox, inv_sbox
from chipwhisperer.analyzer.models.aes.key_schedule import keyScheduleRounds
from chipwhisperer.common.utils import util
LEAK_HW_SBOXOUT_FIRSTROUND = 1
LEAK_HD_LASTROUND_STATE = 2
LEAK_HD_SBOX_IN_OUT = 3
LEAK_HD_SBOX_IN_SUCCESSIVE = 4
LEAK_HD_SBOX_OUT_SUCCESSIVE = 5
LEAK_HW_INVSBOXOUT_FIRSTROUND = 6
leakagemodels = util.DictType()
leakagemodels[
'HW: AES SBox Output, First Round (Enc)'] = 'LEAK_HW_SBOXOUT_FIRSTROUND'
leakagemodels[
'HW: AES Inv SBox Output, First Round (Dec)'] = 'LEAK_HW_INVSBOXOUT_FIRSTROUND'
leakagemodels['HD: AES Last-Round State'] = 'LEAK_HD_LASTROUND_STATE'
leakagemodels['HD: AES SBox Input to Output'] = 'LEAK_HD_SBOX_IN_OUT'
leakagemodels['HD: AES SBox Input i to i+1'] = 'LEAK_HD_SBOX_IN_SUCCESSIVE'
leakagemodels['HD: AES SBox Output i to i+1'] = 'LEAK_HD_SBOX_OUT_SUCCESSIVE'
numSubKeys = 16
permPerSubkey = 256
##Generate this table with:
#HW = []
#for n in range(0, 256):
