def build_ofclasses(version):
blacklist = ["of_action", "of_action_header", "of_header", "of_queue_prop",
"of_queue_prop_header", "of_experimenter", "of_action_experimenter",
"of_oxm", "of_oxm_header", "of_oxm_experimenter_header",
"of_hello_elem", "of_hello_elem_header"]
ofclasses = []
for cls in of_g.standard_class_order:
if version not in of_g.unified[cls] or cls in blacklist:
continue
unified_class = util.lookup_unified_class(cls, version)
# Name for the generated Python class
if utils.class_is_action(cls):
pyname = cls[10:]
elif utils.class_is_oxm(cls):
pyname = cls[7:]
else:
pyname = cls[3:]
type_values = get_type_values(cls, version)
members = []
length_member = None
type_members = []
pad_count = 0
for member in unified_class['members']:
if member['name'] in ['length', 'len']:
length_member = LengthMember(name=member['name'],
offset=member['offset'],
oftype=oftype.OFType(member['m_type'], version))
elif member['name'] in type_values:
type_members.append(TypeMember(name=member['name'],
offset=member['offset'],
oftype=oftype.OFType(member['m_type'], version),
value=type_values[member['name']]))
else:
# HACK ensure member names are unique
if member['name'].startswith("pad"):
if pad_count == 0:
m_name = 'pad'
else:
m_name = "pad%d" % pad_count
pad_count += 1
else:
m_name = member['name']
members.append(Member(name=m_name,
oftype=oftype.OFType(member['m_type'], version),
offset=member['offset'],
skip=member['name'] in of_g.skip_members))
ofclasses.append(
OFClass(name=cls,
pyname=pyname,
members=members,
length_member=length_member,
type_members=type_members,
min_length=of_g.base_length[(cls, version)],
is_fixed_length=(cls, version) in of_g.is_fixed_length))
return ofclasses
def build_ofclasses(version):
blacklist = ["of_action", "of_action_header", "of_header", "of_queue_prop",
"of_queue_prop_header", "of_experimenter", "of_action_experimenter",
"of_oxm", "of_oxm_header", "of_oxm_experimenter_header",
"of_hello_elem", "of_hello_elem_header"]
ofclasses = []
for cls in of_g.standard_class_order:
if type_maps.class_is_virtual(cls):
continue
if version not in of_g.unified[cls] or cls in blacklist:
continue
unified_class = util.lookup_unified_class(cls, version)
# Name for the generated Python class
if utils.class_is_action(cls):
pyname = cls[10:]
elif utils.class_is_oxm(cls):
pyname = cls[7:]
elif utils.class_is_meter_band(cls):
pyname = cls[14:]
elif utils.class_is_instruction(cls):
pyname = cls[15:]
else:
pyname = cls[3:]
type_values = get_type_values(cls, version)
members = []
type_members = []
pad_count = 0
for member in unified_class['members']:
if member['name'] in ['length', 'len']:
members.append(LengthMember(name=member['name'],
oftype=oftype.OFType(member['m_type'], version)))
elif (cls, version, member['name']) in field_length_members:
field_name = field_length_members[(cls, version, member['name'])]
members.append(FieldLengthMember(name=member['name'],
oftype=oftype.OFType(member['m_type'], version),
field_name=field_name))
elif member['name'] in type_values:
members.append(TypeMember(name=member['name'],
oftype=oftype.OFType(member['m_type'], version),
value=type_values[member['name']]))
type_members.append(members[-1])
elif member['name'].startswith("pad"):
# HACK this should be moved to the frontend
pad_oftype = oftype.OFType(member['m_type'], version)
length = struct.calcsize("!" + pad_oftype._pack_fmt())
if pad_oftype.is_array: length *= pad_oftype.array_length
members.append(PadMember(length=length))
else:
members.append(Member(name=member['name'],
oftype=oftype.OFType(member['m_type'], version)))
ofclasses.append(
OFClass(name=cls,
pyname=pyname,
members=members,
type_members=type_members,
min_length=of_g.base_length[(cls, version)],
is_fixed_length=(cls, version) in of_g.is_fixed_length))
return ofclasses
def build_ofclasses(version):
blacklist = [
"of_action",
"of_action_header",
"of_header",
"of_queue_prop",
"of_queue_prop_header",
"of_experimenter",
"of_action_experimenter",
]
ofclasses = []
for cls in of_g.standard_class_order:
if version not in of_g.unified[cls] or cls in blacklist:
continue
unified_class = util.lookup_unified_class(cls, version)
# Name for the generated Python class
if utils.class_is_action(cls):
pyname = cls[10:]
else:
pyname = cls[3:]
type_values = get_type_values(cls, version)
members = []
length_member = None
type_members = []
for member in unified_class["members"]:
if member["name"] in ["length", "len"]:
length_member = LengthMember(
name=member["name"], offset=member["offset"], oftype=oftype.OFType(member["m_type"], version)
)
elif member["name"] in type_values:
type_members.append(
TypeMember(
name=member["name"],
offset=member["offset"],
oftype=oftype.OFType(member["m_type"], version),
value=type_values[member["name"]],
)
)
else:
# HACK ensure member names are unique
if member["name"] == "pad" and [x for x in members if x.name == "pad"]:
m_name = "pad2"
else:
m_name = member["name"]
members.append(
Member(
name=m_name,
oftype=oftype.OFType(member["m_type"], version),
offset=member["offset"],
skip=member["name"] in of_g.skip_members,
)
)
ofclasses.append(
OFClass(
name=cls,
pyname=pyname,
members=members,
length_member=length_member,
type_members=type_members,
min_length=of_g.base_length[(cls, version)],
is_fixed_length=(cls, version) in of_g.is_fixed_length,
)
)
return ofclasses
