def __init__(self, iab, strict=False):
"""
Constructor
:param iab: an IAB string ``00-50-C2-XX-X0-00`` or an unsigned \
integer. This address looks like an EUI-48 but it should not \
have any non-zero bits in the last 3 bytes.
:param strict: If True, raises a ValueError if the last 12 bits \
of IAB MAC/EUI-48 address are non-zero, ignores them otherwise. \
(Default: False)
"""
super(IAB, self).__init__()
# Lazy loading of IEEE data structures.
from netaddr.eui import ieee
self.record = {
'idx': 0,
'iab': '',
'org': '',
'address' : [],
'offset': 0,
'size': 0,
}
if isinstance(iab, str):
#TODO: Improve string parsing here.
#TODO: '00-50-C2' is actually invalid.
#TODO: Should be '00-50-C2-00-00-00' (i.e. a full MAC/EUI-48)
int_val = int(iab.replace('-', ''), 16)
iab_int, user_int = self.split_iab_mac(int_val,
strict=strict)
self._value = iab_int
elif _is_int(iab):
iab_int, user_int = self.split_iab_mac(iab, strict=strict)
self._value = iab_int
else:
raise TypeError('unexpected IAB format: %r!' % iab)
# Discover offsets.
if self._value in ieee.IAB_INDEX:
fh = open(ieee.IAB_REGISTRY)
(offset, size) = ieee.IAB_INDEX[self._value][0]
self.record['offset'] = offset
self.record['size'] = size
fh.seek(offset)
data = fh.read(size)
self._parse_data(data, offset, size)
fh.close()
else:
raise NotRegisteredError('IAB %r not unregistered!' % iab)
def __init__(self, oui, oui_index=None, oui_registry=None):
"""
Constructor
:param oui: an OUI string ``XX-XX-XX`` or an unsigned integer. \
Also accepts and parses full MAC/EUI-48 address strings (but not \
MAC/EUI-48 integers)!
:param oui_index: An index generated by `netaddr.eui.ieee`.
"""
super(OUI, self).__init__()
self.records = []
ieee = _maybe_import_netaddr_eui_ieee()
if oui_index is None:
oui_index = ieee.OUI_INDEX
if oui_registry is None:
oui_registry = ieee.OUI_REGISTRY
if isinstance(oui, str):
#TODO: Improve string parsing here.
#TODO: Accept full MAC/EUI-48 addressses as well as XX-XX-XX
#TODO: and just take /16 (see IAB for details)
self._value = int(oui.replace('-', ''), 16)
elif _is_int(oui):
if 0 <= oui <= 0xffffff:
self._value = oui
else:
raise ValueError('OUI int outside expected range: %r' % oui)
else:
raise TypeError('unexpected OUI format: %r' % oui)
# Discover offsets.
if self._value in oui_index:
fh = open(oui_registry)
for (offset, size) in oui_index[self._value]:
fh.seek(offset)
data = fh.read(size)
self._parse_data(data, offset, size)
fh.close()
else:
raise NotRegisteredError('OUI %r not registered!' % oui)
def __init__(self, oui):
"""
Constructor
:param oui: an OUI string ``XX-XX-XX`` or an unsigned integer. \
Also accepts and parses full MAC/EUI-48 address strings (but not \
MAC/EUI-48 integers)!
"""
super(OUI, self).__init__()
# Lazy loading of IEEE data structures.
from netaddr.eui import ieee
self.records = []
if isinstance(oui, str):
#TODO: Improve string parsing here.
#TODO: Accept full MAC/EUI-48 addressses as well as XX-XX-XX
#TODO: and just take /16 (see IAB for details)
self._value = int(oui.replace('-', ''), 16)
elif _is_int(oui):
if 0 <= oui <= 0xffffff:
self._value = oui
else:
raise ValueError('OUI int outside expected range: %r' %
(oui, ))
else:
raise TypeError('unexpected OUI format: %r' % (oui, ))
# Discover offsets.
if self._value in ieee.OUI_INDEX:
fh = _importlib_resources.open_binary(__package__, 'oui.txt')
for (offset, size) in ieee.OUI_INDEX[self._value]:
fh.seek(offset)
data = fh.read(size).decode('UTF-8')
self._parse_data(data, offset, size)
fh.close()
else:
raise NotRegisteredError('OUI %r not registered!' % (oui, ))
def __init__(self, oui):
"""
Constructor
@param oui: an OUI string C{XX-XX-XX} or an unsigned integer.
Also accepts and parses full MAC/EUI-48 address strings (but not
MAC/EUI-48 integers)!
"""
# Lazy loading of IEEE data structures.
from netaddr.eui import ieee
self.value = None
self.records = []
if isinstance(oui, str):
#TODO: Improve string parsing here.
#TODO: Accept full MAC/EUI-48 addressses as well as XX-XX-XX
#TODO: and just take /16 (see IAB for details)
self.value = int(oui.replace('-', ''), 16)
elif isinstance(oui, (int, long)):
if 0 <= oui <= 0xffffff:
self.value = oui
else:
raise ValueError('OUI int outside expected range: %r' % oui)
else:
raise TypeError('unexpected OUI format: %r' % oui)
# Discover offsets.
if self.value in ieee.OUI_INDEX:
fh = open(ieee.OUI_REGISTRY, 'rb')
for (offset, size) in ieee.OUI_INDEX[self.value]:
fh.seek(offset)
data = fh.read(size)
self._parse_data(data, offset, size)
fh.close()
else:
raise NotRegisteredError('OUI %r not registered!' % oui)
