/usr/lib/python2.7/dist-packages/dns/rdtypes/ANY/HINFO.py is in python-dnspython 1.15.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | # 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 struct
import dns.exception
import dns.rdata
import dns.tokenizer
from dns._compat import text_type
class HINFO(dns.rdata.Rdata):
"""HINFO record
@ivar cpu: the CPU type
@type cpu: string
@ivar os: the OS type
@type os: string
@see: RFC 1035"""
__slots__ = ['cpu', 'os']
def __init__(self, rdclass, rdtype, cpu, os):
super(HINFO, self).__init__(rdclass, rdtype)
if isinstance(cpu, text_type):
self.cpu = cpu.encode()
else:
self.cpu = cpu
if isinstance(os, text_type):
self.os = os.encode()
else:
self.os = os
def to_text(self, origin=None, relativize=True, **kw):
return '"%s" "%s"' % (dns.rdata._escapify(self.cpu),
dns.rdata._escapify(self.os))
@classmethod
def from_text(cls, rdclass, rdtype, tok, origin=None, relativize=True):
cpu = tok.get_string()
os = tok.get_string()
tok.get_eol()
return cls(rdclass, rdtype, cpu, os)
def to_wire(self, file, compress=None, origin=None):
l = len(self.cpu)
assert l < 256
file.write(struct.pack('!B', l))
file.write(self.cpu)
l = len(self.os)
assert l < 256
file.write(struct.pack('!B', l))
file.write(self.os)
@classmethod
def from_wire(cls, rdclass, rdtype, wire, current, rdlen, origin=None):
l = wire[current]
current += 1
rdlen -= 1
if l > rdlen:
raise dns.exception.FormError
cpu = wire[current:current + l].unwrap()
current += l
rdlen -= l
l = wire[current]
current += 1
rdlen -= 1
if l != rdlen:
raise dns.exception.FormError
os = wire[current: current + l].unwrap()
return cls(rdclass, rdtype, cpu, os)
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