Package dns :: Package rdtypes :: Package ANY :: Module X25 |
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# Source Code for Module dns.rdtypes.ANY.X25

     1  # Copyright (C) 2003-2007, 2009-2011 Nominum, Inc.
     2  #
     3  # Permission to use, copy, modify, and distribute this software and its
     4  # documentation for any purpose with or without fee is hereby granted,
     5  # provided that the above copyright notice and this permission notice
     6  # appear in all copies.
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     8  # THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES
     9  # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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    11  # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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    14  # OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
    15
    16  import dns.exception
    17  import dns.rdata
    18  import dns.tokenizer
    19
    20 -class X25(dns.rdata.Rdata):
    21      """X25 record
    22
    23      @ivar address: the PSDN address
    24      @type address: string
    25      @see: RFC 1183"""
    26
    27      __slots__ = ['address']
    28
    29 -    def __init__(self, rdclass, rdtype, address):
    30          super(X25, self).__init__(rdclass, rdtype)
    31          self.address = address
    32
    33 -    def to_text(self, origin=None, relativize=True, **kw):
    34          return '"%s"' % dns.rdata._escapify(self.address)
    35
    36 -    def from_text(cls, rdclass, rdtype, tok, origin = None, relativize = True):
    37          address = tok.get_string()
    38          tok.get_eol()
    39          return cls(rdclass, rdtype, address)
    40
    41      from_text = classmethod(from_text)
    42
    43 -    def to_wire(self, file, compress = None, origin = None):
    44          l = len(self.address)
    45          assert l < 256
    46          byte = chr(l)
    47          file.write(byte)
    48          file.write(self.address)
    49
    50 -    def from_wire(cls, rdclass, rdtype, wire, current, rdlen, origin = None):
    51          l = ord(wire[current])
    52          current += 1
    53          rdlen -= 1
    54          if l != rdlen:
    55              raise dns.exception.FormError
    56          address = wire[current : current + l].unwrap()
    57          return cls(rdclass, rdtype, address)
    58
    59      from_wire = classmethod(from_wire)
    60
    61 -    def _cmp(self, other):
    62          return cmp(self.address, other.address)
    63