| # Copyright (C) 2003-2007, 2009, 2010 Nominum, Inc. |
| # |
| # Permission to use, copy, modify, and distribute this software and its |
| # documentation for any purpose with or without fee is hereby granted, |
| # provided that the above copyright notice and this permission notice |
| # appear in all copies. |
| # |
| # THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES |
| # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NOMINUM BE LIABLE FOR |
| # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
| # OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| |
| import dns.exception |
| import dns.inet |
| import dns.rdata |
| import dns.tokenizer |
| |
| class AAAA(dns.rdata.Rdata): |
| """AAAA record. |
| |
| @ivar address: an IPv6 address |
| @type address: string (in the standard IPv6 format)""" |
| |
| __slots__ = ['address'] |
| |
| def __init__(self, rdclass, rdtype, address): |
| super(AAAA, self).__init__(rdclass, rdtype) |
| # check that it's OK |
| junk = dns.inet.inet_pton(dns.inet.AF_INET6, address) |
| self.address = address |
| |
| def to_text(self, origin=None, relativize=True, **kw): |
| return self.address |
| |
| def from_text(cls, rdclass, rdtype, tok, origin = None, relativize = True): |
| address = tok.get_identifier() |
| tok.get_eol() |
| return cls(rdclass, rdtype, address) |
| |
| from_text = classmethod(from_text) |
| |
| def to_wire(self, file, compress = None, origin = None): |
| file.write(dns.inet.inet_pton(dns.inet.AF_INET6, self.address)) |
| |
| def from_wire(cls, rdclass, rdtype, wire, current, rdlen, origin = None): |
| address = dns.inet.inet_ntop(dns.inet.AF_INET6, |
| wire[current : current + rdlen]) |
| return cls(rdclass, rdtype, address) |
| |
| from_wire = classmethod(from_wire) |
| |
| def _cmp(self, other): |
| sa = dns.inet.inet_pton(dns.inet.AF_INET6, self.address) |
| oa = dns.inet.inet_pton(dns.inet.AF_INET6, other.address) |
| return cmp(sa, oa) |
