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Direktori : /usr/lib/python3/dist-packages/dns/rdtypes/ANY/ |
Current File : //usr/lib/python3/dist-packages/dns/rdtypes/ANY/L64.py |
# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license import struct import dns.immutable import dns.rdtypes.util @dns.immutable.immutable class L64(dns.rdata.Rdata): """L64 record""" # see: rfc6742.txt __slots__ = ["preference", "locator64"] def __init__(self, rdclass, rdtype, preference, locator64): super().__init__(rdclass, rdtype) self.preference = self._as_uint16(preference) if isinstance(locator64, bytes): if len(locator64) != 8: raise ValueError("invalid locator64") self.locator64 = dns.rdata._hexify(locator64, 4, b":") else: dns.rdtypes.util.parse_formatted_hex(locator64, 4, 4, ":") self.locator64 = locator64 def to_text(self, origin=None, relativize=True, **kw): return f"{self.preference} {self.locator64}" @classmethod def from_text( cls, rdclass, rdtype, tok, origin=None, relativize=True, relativize_to=None ): preference = tok.get_uint16() locator64 = tok.get_identifier() return cls(rdclass, rdtype, preference, locator64) def _to_wire(self, file, compress=None, origin=None, canonicalize=False): file.write(struct.pack("!H", self.preference)) file.write(dns.rdtypes.util.parse_formatted_hex(self.locator64, 4, 4, ":")) @classmethod def from_wire_parser(cls, rdclass, rdtype, parser, origin=None): preference = parser.get_uint16() locator64 = parser.get_remaining() return cls(rdclass, rdtype, preference, locator64)