def encode(self):
msg.encode(self)
self._register_options()
# put message type
options = self.get('options') or {
'message_type': DHCPDISCOVER,
'parameter_list': [1, 3, 6, 12, 15, 28]
}
self.buf += self.uint8(code=53,
value=options['message_type']).encode().buf
self.buf += self.client_id({
'type': 1,
'key': self['chaddr']
}, code=61).encode().buf
self.buf += self.string(code=60, value='pyroute2').encode().buf
for (name, value) in options.items():
if name in ('message_type', 'client_id', 'vendor_id'):
continue
fmt = self._encode_map.get(name, {'format': None})['format']
if fmt is None:
continue
# name is known, ok
option_class = getattr(self, fmt)
if isinstance(value, dict):
option = option_class(value,
code=self._encode_map[name]['code'])
else:
option = option_class(code=self._encode_map[name]['code'],
value=value)
self.buf += option.encode().buf
self.buf += self.none(code=255).encode().buf
return self
def encode(self):
msg.encode(self)
self._register_options()
# put message type
options = self.get('options') or {'message_type': DHCPDISCOVER,
'parameter_list': [1, 3, 6,
12, 15, 28]}
self.buf += self.uint8(code=53,
value=options['message_type']).encode().buf
self.buf += self.client_id({'type': 1,
'key': self['chaddr']},
code=61).encode().buf
self.buf += self.string(code=60, value='pyroute2').encode().buf
for (name, value) in options.items():
if name in ('message_type', 'client_id', 'vendor_id'):
continue
fmt = self._encode_map.get(name, {'format': None})['format']
if fmt is None:
continue
# name is known, ok
option_class = getattr(self, fmt)
if isinstance(value, dict):
option = option_class(value,
code=self._encode_map[name]['code'])
else:
option = option_class(code=self._encode_map[name]['code'],
value=value)
self.buf += option.encode().buf
self.buf += self.none(code=255).encode().buf
return self
def encode(self):
# pack code
self.buf += struct.pack('B', self.code)
if self.code in (0, 255):
return self
# save buf
save = self.buf
self.buf = b''
# pack data into the new buf
if self.policy is not None:
value = self.policy.get('encode', lambda x: x)(self.value)
if self.policy['format'] == 'string':
fmt = '%is' % len(value)
else:
fmt = self.policy['format']
if sys.version_info[0] == 3 and isinstance(value, str):
value = value.encode('utf-8')
self.buf = struct.pack(fmt, value)
else:
msg.encode(self)
# get the length
data = self.buf
self.buf = save
self.buf += struct.pack('B', len(data))
# attach the packed data
self.buf += data
return self
def encode(self):
# pack code
self.buf += struct.pack('B', self.code)
if self.code in (0, 255):
return self
# save buf
save = self.buf
self.buf = b''
# pack data into the new buf
if self.policy is not None:
value = self.policy.get('encode', lambda x: x)(self.value)
if self.policy['format'] == 'string':
fmt = '%is' % len(value)
else:
fmt = self.policy['format']
if sys.version_info[0] == 3 and isinstance(value, str):
value = value.encode('utf-8')
self.buf = struct.pack(fmt, value)
else:
msg.encode(self)
# get the length
data = self.buf
self.buf = save
self.buf += struct.pack('B', len(data))
# attach the packed data
self.buf += data
return self
