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📁 ..
📄 __init__.py(1.3 KB)
📄 __init__.pyc(765 B)
📄 __init__.pyo(765 B)
📄 dnssec.py(14.37 KB)
📄 dnssec.pyc(13.46 KB)
📄 dnssec.pyo(13.38 KB)
📄 e164.py(3.01 KB)
📄 e164.pyc(2.76 KB)
📄 e164.pyo(2.76 KB)
📄 edns.py(4.21 KB)
📄 edns.pyc(5.2 KB)
📄 edns.pyo(5.2 KB)
📄 entropy.py(3.79 KB)
📄 entropy.pyc(3.7 KB)
📄 entropy.pyo(3.7 KB)
📄 exception.py(1.29 KB)
📄 exception.pyc(1.56 KB)
📄 exception.pyo(1.56 KB)
📄 flags.py(2.62 KB)
📄 flags.pyc(2.58 KB)
📄 flags.pyo(2.58 KB)
📄 grange.py(1.83 KB)
📄 grange.pyc(1.15 KB)
📄 grange.pyo(1.08 KB)
📄 hash.py(2.34 KB)
📄 hash.pyc(2.11 KB)
📄 hash.pyo(2.11 KB)
📄 inet.py(3.16 KB)
📄 inet.pyc(2.61 KB)
📄 inet.pyo(2.61 KB)
📄 ipv4.py(1.81 KB)
📄 ipv4.pyc(1.37 KB)
📄 ipv4.pyo(1.37 KB)
📄 ipv6.py(4.97 KB)
📄 ipv6.pyc(3.44 KB)
📄 ipv6.pyo(3.44 KB)
📄 message.py(41.63 KB)
📄 message.pyc(36.39 KB)
📄 message.pyo(36.39 KB)
📄 name.py(21.82 KB)
📄 name.pyc(23 KB)
📄 name.pyo(23 KB)
📄 namedict.py(2.06 KB)
📄 namedict.pyc(1.92 KB)
📄 namedict.pyo(1.92 KB)
📄 node.py(5.89 KB)
📄 node.pyc(6.15 KB)
📄 node.pyo(6.15 KB)
📄 opcode.py(2.55 KB)
📄 opcode.pyc(2.49 KB)
📄 opcode.pyo(2.49 KB)
📄 query.py(17.89 KB)
📄 query.pyc(15.31 KB)
📄 query.pyo(15.31 KB)
📄 rcode.py(3.03 KB)
📄 rcode.pyc(2.92 KB)
📄 rcode.pyo(2.92 KB)
📄 rdata.py(15.34 KB)
📄 rdata.pyc(16.59 KB)
📄 rdata.pyo(16.59 KB)
📄 rdataclass.py(3.22 KB)
📄 rdataclass.pyc(2.96 KB)
📄 rdataclass.pyo(2.96 KB)
📄 rdataset.py(11.28 KB)
📄 rdataset.pyc(11.08 KB)
📄 rdataset.pyo(11.03 KB)
📄 rdatatype.py(5.07 KB)
📄 rdatatype.pyc(5.29 KB)
📄 rdatatype.pyo(5.29 KB)
📁 rdtypes
📄 renderer.py(11.63 KB)
📄 renderer.pyc(10.85 KB)
📄 renderer.pyo(10.75 KB)
📄 resolver.py(45.35 KB)
📄 resolver.pyc(37.16 KB)
📄 resolver.pyo(37.16 KB)
📄 reversename.py(3.03 KB)
📄 reversename.pyc(2.4 KB)
📄 reversename.pyo(2.4 KB)
📄 rrset.py(5.76 KB)
📄 rrset.pyc(6.17 KB)
📄 rrset.pyo(6.17 KB)
📄 set.py(7.66 KB)
📄 set.pyc(9.81 KB)
📄 set.pyo(9.81 KB)
📄 tokenizer.py(17.54 KB)
📄 tokenizer.pyc(16.92 KB)
📄 tokenizer.pyo(16.92 KB)
📄 tsig.py(8.1 KB)
📄 tsig.pyc(8.08 KB)
📄 tsig.pyo(8.08 KB)
📄 tsigkeyring.py(1.61 KB)
📄 tsigkeyring.pyc(1.16 KB)
📄 tsigkeyring.pyo(1.16 KB)
📄 ttl.py(2.13 KB)
📄 ttl.pyc(1.48 KB)
📄 ttl.pyo(1.48 KB)
📄 update.py(9.92 KB)
📄 update.pyc(8.27 KB)
📄 update.pyo(8.27 KB)
📄 version.py(1.24 KB)
📄 version.pyc(560 B)
📄 version.pyo(560 B)
📄 wiredata.py(2.53 KB)
📄 wiredata.pyc(2.19 KB)
📄 wiredata.pyo(2.19 KB)
📄 zone.py(37.94 KB)
📄 zone.pyc(33.52 KB)
📄 zone.pyo(33.52 KB)

Editing: edns.py

# Copyright (C) 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.

"""EDNS Options"""

NSID = 3

class Option(object):
    """Base class for all EDNS option types.
    """

def __init__(self, otype):
        """Initialize an option.
        @param otype: The rdata type
        @type otype: int
        """
        self.otype = otype

def to_wire(self, file):
        """Convert an option to wire format.
        """
        raise NotImplementedError

def from_wire(cls, otype, wire, current, olen):
        """Build an EDNS option object from wire format

@param otype: The option type
        @type otype: int
        @param wire: The wire-format message
        @type wire: string
        @param current: The offet in wire of the beginning of the rdata.
        @type current: int
        @param olen: The length of the wire-format option data
        @type olen: int
        @rtype: dns.edns.Option instance"""
        raise NotImplementedError

from_wire = classmethod(from_wire)

def _cmp(self, other):
        """Compare an EDNS option with another option of the same type.
        Return < 0 if self < other, 0 if self == other, and > 0 if self > other.
        """
        raise NotImplementedError

def __eq__(self, other):
        if not isinstance(other, Option):
            return False
        if self.otype != other.otype:
            return False
        return self._cmp(other) == 0

def __ne__(self, other):
        if not isinstance(other, Option):
            return False
        if self.otype != other.otype:
            return False
        return self._cmp(other) != 0

def __lt__(self, other):
        if not isinstance(other, Option) or \
               self.otype != other.otype:
            return NotImplemented
        return self._cmp(other) < 0

def __le__(self, other):
        if not isinstance(other, Option) or \
               self.otype != other.otype:
            return NotImplemented
        return self._cmp(other) <= 0

def __ge__(self, other):
        if not isinstance(other, Option) or \
               self.otype != other.otype:
            return NotImplemented
        return self._cmp(other) >= 0

def __gt__(self, other):
        if not isinstance(other, Option) or \
               self.otype != other.otype:
            return NotImplemented
        return self._cmp(other) > 0

class GenericOption(Option):
    """Generate Rdata Class

This class is used for EDNS option types for which we have no better
    implementation.
    """

def __init__(self, otype, data):
        super(GenericOption, self).__init__(otype)
        self.data = data

def to_wire(self, file):
        file.write(self.data)

def from_wire(cls, otype, wire, current, olen):
        return cls(otype, wire[current : current + olen])

from_wire = classmethod(from_wire)

def _cmp(self, other):
	return cmp(self.data, other.data)

_type_to_class = {
}

def get_option_class(otype):
    cls = _type_to_class.get(otype)
    if cls is None:
        cls = GenericOption
    return cls

def option_from_wire(otype, wire, current, olen):
    """Build an EDNS option object from wire format

@param otype: The option type
    @type otype: int
    @param wire: The wire-format message
    @type wire: string
    @param current: The offet in wire of the beginning of the rdata.
    @type current: int
    @param olen: The length of the wire-format option data
    @type olen: int
    @rtype: dns.edns.Option instance"""

cls = get_option_class(otype)
    return cls.from_wire(otype, wire, current, olen)

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Editing: edns.py

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