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Python Compiled Bytecode  |  2010-10-31  |  3.2 KB  |  88 lines
  1. # Source Generated with Decompyle++
  2. # File: in.pyc (Python 2.6)
  3.  
  4. import struct
  5. import dns.exception as dns
  6. import dns.rdata as dns
  7. import dns.name as dns
  8.  
  9. class PX(dns.rdata.Rdata):
  10.     __slots__ = [
  11.         'preference',
  12.         'map822',
  13.         'mapx400']
  14.     
  15.     def __init__(self, rdclass, rdtype, preference, map822, mapx400):
  16.         super(PX, self).__init__(rdclass, rdtype)
  17.         self.preference = preference
  18.         self.map822 = map822
  19.         self.mapx400 = mapx400
  20.  
  21.     
  22.     def to_text(self, origin = None, relativize = True, **kw):
  23.         map822 = self.map822.choose_relativity(origin, relativize)
  24.         mapx400 = self.mapx400.choose_relativity(origin, relativize)
  25.         return '%d %s %s' % (self.preference, map822, mapx400)
  26.  
  27.     
  28.     def from_text(cls, rdclass, rdtype, tok, origin = None, relativize = True):
  29.         preference = tok.get_uint16()
  30.         map822 = tok.get_name()
  31.         map822 = map822.choose_relativity(origin, relativize)
  32.         mapx400 = tok.get_name(None)
  33.         mapx400 = mapx400.choose_relativity(origin, relativize)
  34.         tok.get_eol()
  35.         return cls(rdclass, rdtype, preference, map822, mapx400)
  36.  
  37.     from_text = classmethod(from_text)
  38.     
  39.     def to_wire(self, file, compress = None, origin = None):
  40.         pref = struct.pack('!H', self.preference)
  41.         file.write(pref)
  42.         self.map822.to_wire(file, None, origin)
  43.         self.mapx400.to_wire(file, None, origin)
  44.  
  45.     
  46.     def from_wire(cls, rdclass, rdtype, wire, current, rdlen, origin = None):
  47.         (preference,) = struct.unpack('!H', wire[current:current + 2])
  48.         current += 2
  49.         rdlen -= 2
  50.         (map822, cused) = dns.name.from_wire(wire[:current + rdlen], current)
  51.         if cused > rdlen:
  52.             raise dns.exception.FormError
  53.         cused > rdlen
  54.         current += cused
  55.         rdlen -= cused
  56.         if origin is not None:
  57.             map822 = map822.relativize(origin)
  58.         
  59.         (mapx400, cused) = dns.name.from_wire(wire[:current + rdlen], current)
  60.         if cused != rdlen:
  61.             raise dns.exception.FormError
  62.         cused != rdlen
  63.         if origin is not None:
  64.             mapx400 = mapx400.relativize(origin)
  65.         
  66.         return cls(rdclass, rdtype, preference, map822, mapx400)
  67.  
  68.     from_wire = classmethod(from_wire)
  69.     
  70.     def choose_relativity(self, origin = None, relativize = True):
  71.         self.map822 = self.map822.choose_relativity(origin, relativize)
  72.         self.mapx400 = self.mapx400.choose_relativity(origin, relativize)
  73.  
  74.     
  75.     def _cmp(self, other):
  76.         sp = struct.pack('!H', self.preference)
  77.         op = struct.pack('!H', other.preference)
  78.         v = cmp(sp, op)
  79.         if v == 0:
  80.             v = cmp(self.map822, other.map822)
  81.             if v == 0:
  82.                 v = cmp(self.mapx400, other.mapx400)
  83.             
  84.         
  85.         return v
  86.  
  87.  
  88.