ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: usr / lib64 / python2.7 / site-packages / dns

# Copyright (C) 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.

"""Hashing backwards compatibility wrapper"""

import sys

_hashes = None

def _need_later_python(alg):
    def func(*args, **kwargs):
        raise NotImplementedError("TSIG algorithm " + alg +
                                  " requires Python 2.5.2 or later")
    return func

def _setup():
    global _hashes
    _hashes = {}
    try:
        import hashlib
        _hashes['MD5'] = hashlib.md5
        _hashes['SHA1'] = hashlib.sha1
        _hashes['SHA224'] = hashlib.sha224
        _hashes['SHA256'] = hashlib.sha256
        if sys.hexversion >= 0x02050200:
            _hashes['SHA384'] = hashlib.sha384
            _hashes['SHA512'] = hashlib.sha512
        else:
            _hashes['SHA384'] = _need_later_python('SHA384')
            _hashes['SHA512'] = _need_later_python('SHA512')

if sys.hexversion < 0x02050000:
            # hashlib doesn't conform to PEP 247: API for
            # Cryptographic Hash Functions, which hmac before python
            # 2.5 requires, so add the necessary items.
            class HashlibWrapper:
                def __init__(self, basehash):
                    self.basehash = basehash
                    self.digest_size = self.basehash().digest_size

def new(self, *args, **kwargs):
                    return self.basehash(*args, **kwargs)

for name in _hashes:
                _hashes[name] = HashlibWrapper(_hashes[name])

except ImportError:
        import md5, sha
        _hashes['MD5'] =  md5
        _hashes['SHA1'] = sha

def get(algorithm):
    if _hashes is None:
        _setup()
    return _hashes[algorithm.upper()]

[-] node.pyo [edit]
[-] tokenizer.pyc [edit]
[-] tokenizer.py [edit]
[-] e164.pyc [edit]
[-] rcode.pyc [edit]
[-] rdataset.pyc [edit]
[-] inet.pyc [edit]
[-] __init__.pyo [edit]
[-] rdataclass.pyo [edit]
[-] edns.py [edit]
[-] flags.py [edit]
[-] tsig.py [edit]
[-] update.pyo [edit]
[-] edns.pyo [edit]
[-] renderer.py [edit]
[-] message.py [edit]
[-] dnssec.py [edit]
[-] query.py [edit]
[-] ttl.pyc [edit]
[-] opcode.py [edit]
[-] rcode.pyo [edit]
[+] ..
[-] reversename.py [edit]
[-] tsig.pyo [edit]
[-] rdatatype.pyc [edit]
[-] dnssec.pyo [edit]
[-] resolver.pyo [edit]
[-] renderer.pyc [edit]
[-] e164.pyo [edit]
[-] rdataset.py [edit]
[-] inet.pyo [edit]
[-] rdatatype.py [edit]
[-] query.pyo [edit]
[-] zone.py [edit]
[-] ipv6.py [edit]
[-] __init__.pyc [edit]
[-] namedict.py [edit]
[-] hash.py [edit]
[-] ipv6.pyo [edit]
[-] grange.pyc [edit]
[-] set.pyc [edit]
[-] inet.py [edit]
[-] exception.pyc [edit]
[-] rdataclass.py [edit]
[-] rrset.pyc [edit]
[-] edns.pyc [edit]
[-] zone.pyo [edit]
[-] ttl.pyo [edit]
[-] grange.pyo [edit]
[-] dnssec.pyc [edit]
[-] e164.py [edit]
[-] message.pyc [edit]
[-] rrset.pyo [edit]
[-] entropy.pyo [edit]
[-] flags.pyc [edit]
[-] node.pyc [edit]
[+] rdtypes
[-] rdata.py [edit]
[-] ipv4.pyo [edit]
[-] hash.pyo [edit]
[-] rdata.pyo [edit]
[-] version.pyo [edit]
[-] exception.py [edit]
[-] tsigkeyring.pyc [edit]
[-] rcode.py [edit]
[-] rdata.pyc [edit]
[-] wiredata.py [edit]
[-] opcode.pyo [edit]
[-] message.pyo [edit]
[-] name.pyc [edit]
[-] version.py [edit]
[-] ttl.py [edit]
[-] update.py [edit]
[-] wiredata.pyc [edit]
[-] grange.py [edit]
[-] ipv6.pyc [edit]
[-] tokenizer.pyo [edit]
[-] name.py [edit]
[-] version.pyc [edit]
[-] namedict.pyc [edit]
[-] hash.pyc [edit]
[-] name.pyo [edit]
[-] tsigkeyring.pyo [edit]
[-] zone.pyc [edit]
[-] renderer.pyo [edit]
[-] set.py [edit]
[-] resolver.py [edit]
[-] rdataset.pyo [edit]
[-] reversename.pyc [edit]
[-] namedict.pyo [edit]
[-] __init__.py [edit]
[-] set.pyo [edit]
[-] entropy.py [edit]
[-] opcode.pyc [edit]
[-] flags.pyo [edit]
[-] resolver.pyc [edit]
[-] ipv4.pyc [edit]
[-] wiredata.pyo [edit]
[-] ipv4.py [edit]
[-] node.py [edit]
[-] entropy.pyc [edit]
[-] tsig.pyc [edit]
[-] query.pyc [edit]
[-] tsigkeyring.py [edit]
[-] rdatatype.pyo [edit]
[-] rdataclass.pyc [edit]
[-] update.pyc [edit]
[-] rrset.py [edit]
[-] exception.pyo [edit]
[-] reversename.pyo [edit]