Gecko [ armaneco.co.uk ]

Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
asyncio	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
collections	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
concurrent	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
config-3.7m	[ DIR ]	drwxr-xr-x	2024-07-21 05:53
ctypes	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
curses	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
dbm	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
distutils	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
email	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
encodings	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
ensurepip	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
html	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
http	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
idlelib	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
importlib	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
json	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
lib-dynload	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
lib2to3	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
logging	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
multiprocessing	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
pydoc_data	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
site-packages	[ DIR ]	drwxr-xr-x	2024-07-21 05:54
sqlite3	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
test	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
unittest	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
urllib	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
venv	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
wsgiref	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
xml	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
xmlrpc	[ DIR ]	drwxr-xr-x	2024-07-21 05:50
__future__.py	4.98 KB	-rw-r--r--	2024-04-17 20:54
__phello__.foo.py	64 B	-rw-r--r--	2024-04-17 20:53
_bootlocale.py	1.76 KB	-rw-r--r--	2024-04-17 20:53
_collections_abc.py	25.8 KB	-rw-r--r--	2024-04-17 20:53
_compat_pickle.py	8.54 KB	-rw-r--r--	2024-04-17 20:53
_compression.py	5.21 KB	-rw-r--r--	2024-04-17 20:53
_dummy_thread.py	5.89 KB	-rw-r--r--	2024-04-17 20:53
_markupbase.py	14.26 KB	-rw-r--r--	2024-04-17 20:53
_osx_support.py	19.14 KB	-rw-r--r--	2024-04-17 20:53
_py_abc.py	6.04 KB	-rw-r--r--	2024-04-17 20:53
_pydecimal.py	223.33 KB	-rw-r--r--	2024-04-17 20:53
_pyio.py	89.47 KB	-rw-r--r--	2024-04-17 20:53
_sitebuiltins.py	3.04 KB	-rw-r--r--	2024-04-17 20:53
_strptime.py	24.91 KB	-rw-r--r--	2024-04-17 20:53
_sysconfigdata_dm_linux_x86_64-linux-gnu.py	26.36 KB	-rw-r--r--	2024-04-17 20:53
_sysconfigdata_m_linux_x86_64-linux-gnu.py	25 KB	-rw-r--r--	2024-04-17 20:53
_threading_local.py	7.04 KB	-rw-r--r--	2024-04-17 20:53
_weakrefset.py	5.55 KB	-rw-r--r--	2024-04-17 20:53
abc.py	5.45 KB	-rw-r--r--	2024-04-17 20:53
aifc.py	32.04 KB	-rw-r--r--	2024-04-17 20:53
antigravity.py	477 B	-rw-r--r--	2024-04-17 20:53
argparse.py	93.14 KB	-rw-r--r--	2024-04-17 20:53
ast.py	12.54 KB	-rw-r--r--	2024-04-17 20:53
asynchat.py	11.06 KB	-rw-r--r--	2024-04-17 20:53
asyncore.py	19.65 KB	-rw-r--r--	2024-04-17 20:54
base64.py	19.92 KB	-rwxr-xr-x	2024-04-17 20:53
bdb.py	30.99 KB	-rw-r--r--	2024-04-17 20:53
binhex.py	13.63 KB	-rw-r--r--	2024-04-17 20:53
bisect.py	2.5 KB	-rw-r--r--	2024-04-17 20:53
bz2.py	12.12 KB	-rw-r--r--	2024-04-17 20:53
cProfile.py	6.11 KB	-rwxr-xr-x	2024-04-17 20:53
calendar.py	24.24 KB	-rw-r--r--	2024-04-17 20:53
cgi.py	34.23 KB	-rwxr-xr-x	2024-04-17 20:53
cgitb.py	11.74 KB	-rw-r--r--	2024-04-17 20:54
chunk.py	5.31 KB	-rw-r--r--	2024-04-17 20:53
cmd.py	14.51 KB	-rw-r--r--	2024-04-17 20:53
code.py	10.37 KB	-rw-r--r--	2024-04-17 20:53
codecs.py	35.76 KB	-rw-r--r--	2024-04-17 20:53
codeop.py	6.13 KB	-rw-r--r--	2024-04-17 20:53
colorsys.py	3.97 KB	-rw-r--r--	2024-04-17 20:53
compileall.py	13.46 KB	-rw-r--r--	2024-04-17 20:53
configparser.py	53.01 KB	-rw-r--r--	2024-04-17 20:53
contextlib.py	24.18 KB	-rw-r--r--	2024-04-17 20:53
contextvars.py	129 B	-rw-r--r--	2024-04-17 20:53
copy.py	8.65 KB	-rw-r--r--	2024-04-17 20:53
copyreg.py	6.85 KB	-rw-r--r--	2024-04-17 20:53
crypt.py	3.27 KB	-rw-r--r--	2024-04-17 20:53
csv.py	15.8 KB	-rw-r--r--	2024-04-17 20:53
dataclasses.py	48.36 KB	-rw-r--r--	2024-04-17 20:53
datetime.py	84.52 KB	-rw-r--r--	2024-04-17 20:54
decimal.py	320 B	-rw-r--r--	2024-04-17 20:53
difflib.py	82.42 KB	-rw-r--r--	2024-04-17 20:53
dis.py	19.42 KB	-rw-r--r--	2024-04-17 20:53
doctest.py	102.11 KB	-rw-r--r--	2024-04-17 20:53
dummy_threading.py	2.75 KB	-rw-r--r--	2024-04-17 20:53
enum.py	34.22 KB	-rw-r--r--	2024-04-17 20:53
filecmp.py	9.6 KB	-rw-r--r--	2024-04-17 20:53
fileinput.py	14.28 KB	-rw-r--r--	2024-04-17 20:53
fnmatch.py	3.96 KB	-rw-r--r--	2024-04-17 20:53
formatter.py	14.79 KB	-rw-r--r--	2024-04-17 20:53
fractions.py	23.2 KB	-rw-r--r--	2024-04-17 20:53
ftplib.py	34.78 KB	-rw-r--r--	2024-04-17 20:53
functools.py	32.16 KB	-rw-r--r--	2024-04-17 20:54
genericpath.py	4.8 KB	-rw-r--r--	2024-04-17 20:54
getopt.py	7.31 KB	-rw-r--r--	2024-04-17 20:53
getpass.py	5.85 KB	-rw-r--r--	2024-04-17 20:53
gettext.py	21.45 KB	-rw-r--r--	2024-04-17 20:53
glob.py	5.51 KB	-rw-r--r--	2024-04-17 20:53
gzip.py	20.15 KB	-rw-r--r--	2024-04-17 20:53
hashlib.py	9.31 KB	-rw-r--r--	2024-04-17 20:53
heapq.py	22.48 KB	-rw-r--r--	2024-04-17 20:53
hmac.py	6.36 KB	-rw-r--r--	2024-04-17 20:53
imaplib.py	52.04 KB	-rw-r--r--	2024-04-17 20:53
imghdr.py	3.71 KB	-rw-r--r--	2024-04-17 20:53
imp.py	10.29 KB	-rw-r--r--	2024-04-17 20:53
inspect.py	114.88 KB	-rw-r--r--	2024-04-17 20:53
io.py	3.43 KB	-rw-r--r--	2024-04-17 20:53
ipaddress.py	71.85 KB	-rw-r--r--	2024-04-17 20:53
keyword.py	2.2 KB	-rwxr-xr-x	2024-04-17 20:53
linecache.py	5.21 KB	-rw-r--r--	2024-04-17 20:53
locale.py	76.36 KB	-rw-r--r--	2024-04-17 20:53
lzma.py	12.68 KB	-rw-r--r--	2024-04-17 20:53
macpath.py	5.98 KB	-rw-r--r--	2024-04-17 20:53
mailbox.py	76.81 KB	-rw-r--r--	2024-04-17 20:53
mailcap.py	8.85 KB	-rw-r--r--	2024-04-17 20:53
mimetypes.py	20.99 KB	-rw-r--r--	2024-04-17 20:53
modulefinder.py	22.5 KB	-rw-r--r--	2024-04-17 20:53
netrc.py	5.44 KB	-rw-r--r--	2024-04-17 20:53
nntplib.py	42.08 KB	-rw-r--r--	2024-04-17 20:53
ntpath.py	21.82 KB	-rw-r--r--	2024-04-17 20:53
nturl2path.py	2.52 KB	-rw-r--r--	2024-04-17 20:53
numbers.py	10 KB	-rw-r--r--	2024-04-17 20:53
opcode.py	5.69 KB	-rw-r--r--	2024-04-17 20:54
operator.py	10.61 KB	-rw-r--r--	2024-04-17 20:53
optparse.py	58.96 KB	-rw-r--r--	2024-04-17 20:53
os.py	37.01 KB	-rw-r--r--	2024-04-17 20:53
pathlib.py	49.15 KB	-rw-r--r--	2024-04-17 20:53
pdb.py	61.04 KB	-rwxr-xr-x	2024-04-17 20:53
pickle.py	56.63 KB	-rw-r--r--	2024-04-17 20:53
pickletools.py	89.08 KB	-rw-r--r--	2024-04-17 20:53
pipes.py	8.71 KB	-rw-r--r--	2024-04-17 20:53
pkgutil.py	20.96 KB	-rw-r--r--	2024-04-17 20:53
platform.py	45.89 KB	-rwxr-xr-x	2024-04-17 20:53
plistlib.py	29.99 KB	-rw-r--r--	2024-04-17 20:53
poplib.py	14.61 KB	-rw-r--r--	2024-04-17 20:53
posixpath.py	15.4 KB	-rw-r--r--	2024-04-17 20:53
pprint.py	20.39 KB	-rw-r--r--	2024-04-17 20:53
profile.py	21.97 KB	-rwxr-xr-x	2024-04-17 20:53
pstats.py	26.67 KB	-rw-r--r--	2024-04-17 20:53
pty.py	4.65 KB	-rw-r--r--	2024-04-17 20:53
py_compile.py	7.81 KB	-rw-r--r--	2024-04-17 20:53
pyclbr.py	14.78 KB	-rw-r--r--	2024-04-17 20:53
pydoc.py	103.39 KB	-rw-r--r--	2024-04-17 20:53
queue.py	11.09 KB	-rw-r--r--	2024-04-17 20:53
quopri.py	7.09 KB	-rwxr-xr-x	2024-04-17 20:53
random.py	26.91 KB	-rw-r--r--	2024-04-17 20:53
re.py	14.95 KB	-rw-r--r--	2024-04-17 20:53
reprlib.py	5.14 KB	-rw-r--r--	2024-04-17 20:53
rlcompleter.py	6.93 KB	-rw-r--r--	2024-04-17 20:54
runpy.py	11.68 KB	-rw-r--r--	2024-04-17 20:53
sched.py	6.29 KB	-rw-r--r--	2024-04-17 20:53
secrets.py	1.99 KB	-rw-r--r--	2024-04-17 20:53
selectors.py	18.13 KB	-rw-r--r--	2024-04-17 20:53
shelve.py	8.33 KB	-rw-r--r--	2024-04-17 20:53
shlex.py	12.79 KB	-rw-r--r--	2024-04-17 20:53
shutil.py	40.97 KB	-rw-r--r--	2024-04-17 20:53
signal.py	2.07 KB	-rw-r--r--	2024-04-17 20:53
site.py	21.07 KB	-rw-r--r--	2024-04-17 20:53
smtpd.py	33.91 KB	-rwxr-xr-x	2024-04-17 20:53
smtplib.py	43.4 KB	-rwxr-xr-x	2024-04-17 20:53
sndhdr.py	6.92 KB	-rw-r--r--	2024-04-17 20:53
socket.py	26.83 KB	-rw-r--r--	2024-04-17 20:53
socketserver.py	26.29 KB	-rw-r--r--	2024-04-17 20:54
sre_compile.py	26.24 KB	-rw-r--r--	2024-04-17 20:53
sre_constants.py	7.01 KB	-rw-r--r--	2024-04-17 20:53
sre_parse.py	38.24 KB	-rw-r--r--	2024-04-17 20:53
ssl.py	44.43 KB	-rw-r--r--	2024-04-17 20:53
stat.py	5.26 KB	-rw-r--r--	2024-04-17 20:53
statistics.py	20.17 KB	-rw-r--r--	2024-04-17 20:53
string.py	11.29 KB	-rw-r--r--	2024-04-17 20:53
stringprep.py	12.61 KB	-rw-r--r--	2024-04-17 20:53
struct.py	257 B	-rw-r--r--	2024-04-17 20:53
subprocess.py	70.95 KB	-rw-r--r--	2024-04-17 20:53
sunau.py	17.94 KB	-rw-r--r--	2024-04-17 20:53
symbol.py	2.09 KB	-rwxr-xr-x	2024-04-17 20:53
symtable.py	7.11 KB	-rw-r--r--	2024-04-17 20:53
sysconfig.py	23.87 KB	-rw-r--r--	2024-04-17 20:53
tabnanny.py	11.15 KB	-rwxr-xr-x	2024-04-17 20:53
tarfile.py	90.5 KB	-rwxr-xr-x	2024-04-17 20:53
telnetlib.py	22.59 KB	-rw-r--r--	2024-04-17 20:53
tempfile.py	26.1 KB	-rw-r--r--	2024-04-17 20:53
textwrap.py	18.95 KB	-rw-r--r--	2024-04-17 20:53
this.py	1003 B	-rw-r--r--	2024-04-17 20:53
threading.py	48.13 KB	-rw-r--r--	2024-04-17 20:53
timeit.py	13.18 KB	-rwxr-xr-x	2024-04-17 20:53
token.py	3.67 KB	-rw-r--r--	2024-04-17 20:53
tokenize.py	26.4 KB	-rw-r--r--	2024-04-17 20:53
trace.py	28.23 KB	-rwxr-xr-x	2024-04-17 20:53
traceback.py	22.89 KB	-rw-r--r--	2024-04-17 20:53
tracemalloc.py	16.68 KB	-rw-r--r--	2024-04-17 20:53
tty.py	879 B	-rw-r--r--	2024-04-17 20:53
types.py	9.67 KB	-rw-r--r--	2024-04-17 20:53
typing.py	55.12 KB	-rw-r--r--	2024-04-17 20:53
uu.py	7.11 KB	-rw-r--r--	2024-04-17 20:53
uuid.py	28.83 KB	-rw-r--r--	2024-04-17 20:53
warnings.py	19.61 KB	-rw-r--r--	2024-04-17 20:53
wave.py	17.8 KB	-rw-r--r--	2024-04-17 20:53
weakref.py	21 KB	-rw-r--r--	2024-04-17 20:53
webbrowser.py	23.16 KB	-rwxr-xr-x	2024-04-17 20:53
xdrlib.py	5.77 KB	-rw-r--r--	2024-04-17 20:54
zipapp.py	7.36 KB	-rw-r--r--	2024-04-17 20:53
zipfile.py	79.19 KB	-rw-r--r--	2024-04-17 20:54

Rename

"""Wrapper to the POSIX crypt library call and associated functionality."""

import _crypt
import string as _string
from random import SystemRandom as _SystemRandom
from collections import namedtuple as _namedtuple

_saltchars = _string.ascii_letters + _string.digits + './'
_sr = _SystemRandom()

class _Method(_namedtuple('_Method', 'name ident salt_chars total_size')):

"""Class representing a salt method per the Modular Crypt Format or the
    legacy 2-character crypt method."""

def __repr__(self):
        return '<crypt.METHOD_{}>'.format(self.name)

def mksalt(method=None, *, rounds=None):
    """Generate a salt for the specified method.

If not specified, the strongest available method will be used.

"""
    if method is None:
        method = methods[0]
    if rounds is not None and not isinstance(rounds, int):
        raise TypeError(f'{rounds.__class__.__name__} object cannot be '
                        f'interpreted as an integer')
    if not method.ident:  # traditional
        s = ''
    else:  # modular
        s = f'${method.ident}$'

if method.ident and method.ident[0] == '2':  # Blowfish variants
        if rounds is None:
            log_rounds = 12
        else:
            log_rounds = int.bit_length(rounds-1)
            if rounds != 1 << log_rounds:
                raise ValueError('rounds must be a power of 2')
            if not 4 <= log_rounds <= 31:
                raise ValueError('rounds out of the range 2**4 to 2**31')
        s += f'{log_rounds:02d}$'
    elif method.ident in ('5', '6'):  # SHA-2
        if rounds is not None:
            if not 1000 <= rounds <= 999_999_999:
                raise ValueError('rounds out of the range 1000 to 999_999_999')
            s += f'rounds={rounds}$'
    elif rounds is not None:
        raise ValueError(f"{method} doesn't support the rounds argument")

s += ''.join(_sr.choice(_saltchars) for char in range(method.salt_chars))
    return s

def crypt(word, salt=None):
    """Return a string representing the one-way hash of a password, with a salt
    prepended.

If ``salt`` is not specified or is ``None``, the strongest
    available method will be selected and a salt generated.  Otherwise,
    ``salt`` may be one of the ``crypt.METHOD_*`` values, or a string as
    returned by ``crypt.mksalt()``.

"""
    if salt is None or isinstance(salt, _Method):
        salt = mksalt(salt)
    return _crypt.crypt(word, salt)

#  available salting/crypto methods
methods = []

def _add_method(name, *args, rounds=None):
    method = _Method(name, *args)
    globals()['METHOD_' + name] = method
    salt = mksalt(method, rounds=rounds)
    result = crypt('', salt)
    if result and len(result) == method.total_size:
        methods.append(method)
        return True
    return False

_add_method('SHA512', '6', 16, 106)
_add_method('SHA256', '5', 16, 63)

# Choose the strongest supported version of Blowfish hashing.
# Early versions have flaws.  Version 'a' fixes flaws of
# the initial implementation, 'b' fixes flaws of 'a'.
# 'y' is the same as 'b', for compatibility
# with openwall crypt_blowfish.
for _v in 'b', 'y', 'a', '':
    if _add_method('BLOWFISH', '2' + _v, 22, 59 + len(_v), rounds=1<<4):
        break

_add_method('MD5', '1', 8, 34)
_add_method('CRYPT', None, 2, 13)

del _v, _add_method