def __create_label(self, name: str, start: int, end: int, color_index: int,
auto_created: bool, field_type: FieldType):
if field_type is not None:
if field_type.function == FieldType.Function.CHECKSUM:
# If we have sync or preamble labels start behind last one:
pre_sync_label_ends = [
lbl.end for lbl in self if lbl.is_preamble or lbl.is_sync
]
if len(pre_sync_label_ends) > 0:
range_start = max(pre_sync_label_ends)
else:
range_start = 0
if range_start >= start:
range_start = 0
return ChecksumLabel(name=name,
start=start,
end=end,
color_index=color_index,
field_type=field_type,
auto_created=auto_created,
data_range_start=range_start)
return ProtocolLabel(name=name,
start=start,
end=end,
color_index=color_index,
field_type=field_type,
auto_created=auto_created)
def from_xml(tag: ET.Element):
field_types_by_caption = {
ft.caption: ft
for ft in FieldType.load_from_xml()
}
name = tag.get("name", "blank")
id = tag.get("id", None)
assigned_by_ruleset = bool(int(tag.get("assigned_by_ruleset", 0)))
assigned_by_logic_analyzer = bool(
int(tag.get("assigned_by_logic_analyzer", 0)))
labels = []
for lbl_tag in tag.findall("label"):
labels.append(
ProtocolLabel.from_xml(
lbl_tag, field_types_by_caption=field_types_by_caption))
for lbl_tag in tag.findall("checksum_label"):
labels.append(
ChecksumLabel.from_xml(
lbl_tag, field_types_by_caption=field_types_by_caption))
result = MessageType(name=name,
iterable=labels,
id=id,
ruleset=Ruleset.from_xml(tag.find("ruleset")))
result.assigned_by_ruleset = assigned_by_ruleset
result.assigned_by_logic_analyzer = assigned_by_logic_analyzer
return result
def test_configure_crc_parameters(self):
crc_label = ChecksumLabel(
"crc_label", 25, 120, 0,
FieldType("crc", FieldType.Function.CHECKSUM))
crc_widget_controller = ChecksumWidgetController(
crc_label, Message([0] * 150, 0, MessageType("test")), 0)
crc = GenericCRC(
polynomial=list(GenericCRC.DEFAULT_POLYNOMIALS.keys())[0])
self.assertEqual(crc_widget_controller.ui.lineEditCRCPolynomial.text(),
crc.polynomial_as_hex_str)
self.assertEqual(crc_widget_controller.ui.lineEditStartValue.text(),
util.bit2hex(crc.start_value))
self.assertEqual(crc_widget_controller.ui.lineEditFinalXOR.text(),
util.bit2hex(crc.final_xor))
crc_widget_controller.ui.comboBoxCRCFunction.setCurrentIndex(2)
crc.polynomial = crc.choose_polynomial(2)
self.assertEqual(crc_widget_controller.ui.lineEditCRCPolynomial.text(),
crc.polynomial_as_hex_str)
crc_widget_controller.ui.lineEditCRCPolynomial.setText("abcde")
crc_widget_controller.ui.lineEditCRCPolynomial.editingFinished.emit()
self.assertEqual(crc_label.checksum.polynomial,
array.array("B", [1]) + util.hex2bit("abcde"))
crc_widget_controller.ui.lineEditStartValue.setText("12345")
crc_widget_controller.ui.lineEditStartValue.editingFinished.emit()
self.assertEqual(util.bit2hex(crc_label.checksum.start_value), "12345")
crc_widget_controller.ui.lineEditFinalXOR.setText("cccaa")
crc_widget_controller.ui.lineEditFinalXOR.editingFinished.emit()
self.assertEqual(util.bit2hex(crc_label.checksum.final_xor), "cccaa")
def test_default_crcs(self):
crc_label = ChecksumLabel(
"crc_label", 25, 120, 0,
FieldType("crc", FieldType.Function.CHECKSUM))
crc_widget_controller = ChecksumWidgetController(
crc_label, Message([0] * 150, 0, MessageType("test")), 0)
default_crc_polynomials = GenericCRC.DEFAULT_POLYNOMIALS
special_crcs = ChecksumWidgetController.SPECIAL_CRCS
self.assertEqual(
len(default_crc_polynomials) + len(special_crcs),
crc_widget_controller.ui.comboBoxCRCFunction.count())
for i, default_polynomial_name in enumerate(default_crc_polynomials):
self.assertEqual(
default_polynomial_name,
crc_widget_controller.ui.comboBoxCRCFunction.itemText(i))
for i, special_crc in enumerate(special_crcs):
self.assertEqual(
special_crc,
crc_widget_controller.ui.comboBoxCRCFunction.itemText(
i + len(default_crc_polynomials)))
crc_widget_controller.ui.comboBoxCRCFunction.setCurrentIndex(1)
self.assertNotEqual(
crc_widget_controller.ui.comboBoxCRCFunction.currentText(),
"8_standard")
crc_widget_controller.ui.comboBoxCRCFunction.setCurrentText(
"8_standard")
self.assertEqual(
crc_widget_controller.ui.comboBoxCRCFunction.currentText(),
"8_standard")
self.assertEqual(crc_widget_controller.ui.lineEditCRCPolynomial.text(),
"d5")
def test_crc_widget_in_protocol_label_dialog(self):
mt = MessageType("test")
mt.append(
ChecksumLabel("test_crc", 8, 16, 0,
FieldType("test_crc", FieldType.Function.CHECKSUM)))
self.dialog = ProtocolLabelController(0, Message([0] * 100, 0, mt), 0)
self.assertEqual(self.dialog.ui.tabWidgetAdvancedSettings.count(), 1)
self.assertEqual(self.dialog.ui.tabWidgetAdvancedSettings.tabText(0),
"test_crc")
def field_type(self, val: FieldType):
if val is None:
return
if self.is_checksum_label and val.function != FieldType.Function.CHECKSUM:
assert isinstance(self.label, ChecksumLabel)
self.label = self.label.to_label(val)
elif not self.is_checksum_label and val.function == FieldType.Function.CHECKSUM:
self.label = ChecksumLabel.from_label(self.label)
self.value_type_index = 0
self.label.field_type = val
def field_type(self, val: FieldType):
if val is None:
return
if self.is_checksum_label and val.function != FieldType.Function.CHECKSUM:
assert isinstance(self.label, ChecksumLabel)
self.label = self.label.to_label(val)
elif not self.is_checksum_label and val.function == FieldType.Function.CHECKSUM:
self.label = ChecksumLabel.from_label(self.label)
self.value_type_index = 0
self.label.field_type = val
def add_checksum_label(self,
length,
checksum,
data_start=None,
data_end=None,
name: str = None):
label_type = FieldType.Function.CHECKSUM
try:
start = self.message_type[-1].end
color_index = self.message_type[-1].color_index + 1
except IndexError:
start, color_index = 0, 0
if name is None:
name = label_type.value
if data_start is None:
# End of sync or preamble
sync_label = self.message_type.get_first_label_with_type(
FieldType.Function.SYNC)
if sync_label:
data_start = sync_label.end
else:
preamble_label = self.message_type.get_first_label_with_type(
FieldType.Function.PREAMBLE)
if preamble_label:
data_start = preamble_label.end
else:
data_start = 0
if data_end is None:
data_end = start
lbl = ChecksumLabel(name,
start,
start + length - 1,
color_index,
field_type=FieldType(label_type.name, label_type))
lbl.data_ranges = [(data_start, data_end)]
lbl.checksum = checksum
self.message_type.append(lbl)
def from_xml(tag: ET.Element):
field_types_by_caption = {ft.caption: ft for ft in FieldType.load_from_xml()}
name = tag.get("name", "blank")
id = tag.get("id", None)
assigned_by_ruleset = bool(int(tag.get("assigned_by_ruleset", 0)))
assigned_by_logic_analyzer = bool(int(tag.get("assigned_by_logic_analyzer", 0)))
labels = []
for lbl_tag in tag.findall("label"):
labels.append(ProtocolLabel.from_xml(lbl_tag, field_types_by_caption=field_types_by_caption))
for lbl_tag in tag.findall("checksum_label"):
labels.append(ChecksumLabel.from_xml(lbl_tag, field_types_by_caption=field_types_by_caption))
result = MessageType(name=name, iterable=labels, id=id, ruleset=Ruleset.from_xml(tag.find("ruleset")))
result.assigned_by_ruleset = assigned_by_ruleset
result.assigned_by_logic_analyzer = assigned_by_logic_analyzer
return result
def test_enocean_checksum(self):
checksum_label = ChecksumLabel(
"checksum_label", 50, 100, 0,
FieldType("crc", FieldType.Function.CHECKSUM))
crc_widget_controller = ChecksumWidgetController(
checksum_label, Message([0] * 100, 0, MessageType("test")), 0)
crc_widget_controller.ui.comboBoxCategory.setCurrentIndex(1)
self.assertEqual(
crc_widget_controller.ui.stackedWidget.currentWidget(),
crc_widget_controller.ui.page_wsp)
self.assertTrue(
crc_widget_controller.ui.radioButtonWSPAuto.isChecked())
crc_widget_controller.ui.radioButtonWSPChecksum8.click()
self.assertEqual(checksum_label.checksum.mode,
WSPChecksum.ChecksumMode.checksum8)
def from_xml(cls, tag: ET.Element, field_types_by_caption=None):
"""
:param tag:
:type field_types_by_caption: dict[str, FieldType]
:return:
"""
label_tag = tag.find("label")
if label_tag is not None:
label = ProtocolLabel.from_xml(label_tag, field_types_by_caption)
else:
label = ChecksumLabel.from_xml(tag.find("checksum_label"), field_types_by_caption)
result = SimulatorProtocolLabel(label)
result.value_type_index = Formatter.str2val(tag.get("value_type_index", "0"), int)
result.external_program = tag.get("external_program", "")
result.formula = tag.get("formula", "")
result.random_min = Formatter.str2val(tag.get("random_min", "0"), int)
result.random_max = Formatter.str2val(tag.get("random_max", str(label.fuzz_maximum-1)), int)
return result
def from_xml(cls, tag: ET.Element, field_types_by_caption=None):
"""
:param tag:
:type field_types_by_caption: dict[str, FieldType]
:return:
"""
label_tag = tag.find("label")
if label_tag is not None:
label = ProtocolLabel.from_xml(label_tag, field_types_by_caption)
else:
label = ChecksumLabel.from_xml(tag.find("checksum_label"),
field_types_by_caption)
result = SimulatorProtocolLabel(label)
result.value_type_index = Formatter.str2val(
tag.get("value_type_index", "0"), int)
result.external_program = tag.get("external_program", "")
result.formula = tag.get("formula", "")
result.random_min = Formatter.str2val(tag.get("random_min", "0"), int)
result.random_max = Formatter.str2val(
tag.get("random_max", str(label.fuzz_maximum - 1)), int)
return result
def test_configure_crc_ranges(self):
checksum_label = ChecksumLabel(
"checksum_label", 50, 100, 0,
FieldType("crc", FieldType.Function.CHECKSUM))
crc_widget_controller = ChecksumWidgetController(
checksum_label, Message([0] * 100, 0, MessageType("test")), 0)
model = crc_widget_controller.data_range_table_model
self.assertEqual(model.data(model.index(0, 0)), 1)
self.assertEqual(model.data(model.index(0, 1)), 50)
self.assertEqual(model.rowCount(), 1)
crc_widget_controller.ui.btnAddRange.click()
self.assertEqual(model.rowCount(), 2)
crc_widget_controller.ui.btnAddRange.click()
self.assertEqual(model.rowCount(), 3)
crc_widget_controller.ui.btnRemoveRange.click()
self.assertEqual(model.rowCount(), 2)
crc_widget_controller.ui.btnRemoveRange.click()
self.assertEqual(model.rowCount(), 1)
crc_widget_controller.ui.btnRemoveRange.click()
self.assertEqual(model.rowCount(), 1)