Current File : //lib64/python2.7/site-packages/dns/rdtypes/ANY/X25.py
# Copyright (C) 2003-2007, 2009-2011 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.rdata
import dns.tokenizer
class X25(dns.rdata.Rdata):
"""X25 record
@ivar address: the PSDN address
@type address: string
@see: RFC 1183"""
__slots__ = ['address']
def __init__(self, rdclass, rdtype, address):
super(X25, self).__init__(rdclass, rdtype)
self.address = address
def to_text(self, origin=None, relativize=True, **kw):
return '"%s"' % dns.rdata._escapify(self.address)
def from_text(cls, rdclass, rdtype, tok, origin = None, relativize = True):
address = tok.get_string()
tok.get_eol()
return cls(rdclass, rdtype, address)
from_text = classmethod(from_text)
def to_wire(self, file, compress = None, origin = None):
l = len(self.address)
assert l < 256
byte = chr(l)
file.write(byte)
file.write(self.address)
def from_wire(cls, rdclass, rdtype, wire, current, rdlen, origin = None):
l = ord(wire[current])
current += 1
rdlen -= 1
if l != rdlen:
raise dns.exception.FormError
address = wire[current : current + l].unwrap()
return cls(rdclass, rdtype, address)
from_wire = classmethod(from_wire)
def _cmp(self, other):
return cmp(self.address, other.address)
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