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Name	Size	Permission
__init__.py	86 B	-rw-r--r--
__init__.pyc	250 B	-rw-r--r--
__init__.pyo	250 B	-rw-r--r--
argon2.py	31.27 KB	-rw-r--r--
argon2.pyc	19.42 KB	-rw-r--r--
argon2.pyo	19.11 KB	-rw-r--r--
bcrypt.py	41.33 KB	-rw-r--r--
bcrypt.pyc	27.11 KB	-rw-r--r--
bcrypt.pyo	26.58 KB	-rw-r--r--
cisco.py	15.9 KB	-rw-r--r--
cisco.pyc	11.1 KB	-rw-r--r--
cisco.pyo	11.01 KB	-rw-r--r--
des_crypt.py	21.74 KB	-rw-r--r--
des_crypt.pyc	17.13 KB	-rw-r--r--
des_crypt.pyo	16.87 KB	-rw-r--r--
digests.py	5.32 KB	-rw-r--r--
digests.pyc	4.93 KB	-rw-r--r--
digests.pyo	4.93 KB	-rw-r--r--
django.py	19.55 KB	-rw-r--r--
django.pyc	18.76 KB	-rw-r--r--
django.pyo	18.76 KB	-rw-r--r--
fshp.py	7.62 KB	-rw-r--r--
fshp.pyc	6.42 KB	-rw-r--r--
fshp.pyo	6.33 KB	-rw-r--r--
ldap_digests.py	9.87 KB	-rw-r--r--
ldap_digests.pyc	10.21 KB	-rw-r--r--
ldap_digests.pyo	10.18 KB	-rw-r--r--
md5_crypt.py	13.37 KB	-rw-r--r--
md5_crypt.pyc	8.06 KB	-rw-r--r--
md5_crypt.pyo	7.79 KB	-rw-r--r--
misc.py	9.87 KB	-rw-r--r--
misc.pyc	9.46 KB	-rw-r--r--
misc.pyo	9.41 KB	-rw-r--r--
mssql.py	8.28 KB	-rw-r--r--
mssql.pyc	7.81 KB	-rw-r--r--
mssql.pyo	7.71 KB	-rw-r--r--
mysql.py	4.68 KB	-rw-r--r--
mysql.pyc	3.94 KB	-rw-r--r--
mysql.pyo	3.94 KB	-rw-r--r--
oracle.py	6.53 KB	-rw-r--r--
oracle.pyc	5.68 KB	-rw-r--r--
oracle.pyo	5.68 KB	-rw-r--r--
pbkdf2.py	18.56 KB	-rw-r--r--
pbkdf2.pyc	15.33 KB	-rw-r--r--
pbkdf2.pyo	15.33 KB	-rw-r--r--
phpass.py	4.67 KB	-rw-r--r--
phpass.pyc	4.22 KB	-rw-r--r--
phpass.pyo	4.22 KB	-rw-r--r--
postgres.py	2.22 KB	-rw-r--r--
postgres.pyc	1.88 KB	-rw-r--r--
postgres.pyo	1.88 KB	-rw-r--r--
roundup.py	1.15 KB	-rw-r--r--
roundup.pyc	781 B	-rw-r--r--
roundup.pyo	781 B	-rw-r--r--
scram.py	22.01 KB	-rw-r--r--
scram.pyc	12.52 KB	-rw-r--r--
scram.pyo	12.43 KB	-rw-r--r--
scrypt.py	13.81 KB	-rw-r--r--
scrypt.pyc	10.2 KB	-rw-r--r--
scrypt.pyo	9.97 KB	-rw-r--r--
sha1_crypt.py	5.69 KB	-rw-r--r--
sha1_crypt.pyc	5.14 KB	-rw-r--r--
sha1_crypt.pyo	5.04 KB	-rw-r--r--
sha2_crypt.py	20.67 KB	-rw-r--r--
sha2_crypt.pyc	12.61 KB	-rw-r--r--
sha2_crypt.pyo	12.18 KB	-rw-r--r--
sun_md5_crypt.py	13.61 KB	-rw-r--r--
sun_md5_crypt.pyc	10.03 KB	-rw-r--r--
sun_md5_crypt.pyo	9.92 KB	-rw-r--r--
windows.py	12.09 KB	-rw-r--r--
windows.pyc	10.19 KB	-rw-r--r--
windows.pyo	10.19 KB	-rw-r--r--

Code Editor : digests.py

"""passlib.handlers.digests - plain hash digests
"""
#=============================================================================
# imports
#=============================================================================
# core
import hashlib
import logging; log = logging.getLogger(__name__)
# site
# pkg
from passlib.utils import to_native_str, to_bytes, render_bytes, consteq
from passlib.utils.compat import unicode, str_to_uascii
import passlib.utils.handlers as uh
from passlib.crypto.digest import lookup_hash
# local
__all__ = [
    "create_hex_hash",
    "hex_md4",
    "hex_md5",
    "hex_sha1",
    "hex_sha256",
    "hex_sha512",
]

#=============================================================================
# helpers for hexadecimal hashes
#=============================================================================
class HexDigestHash(uh.StaticHandler):
    """this provides a template for supporting passwords stored as plain hexadecimal hashes"""
    #===================================================================
    # class attrs
    #===================================================================
    _hash_func = None # hash function to use - filled in by create_hex_hash()
    checksum_size = None # filled in by create_hex_hash()
    checksum_chars = uh.HEX_CHARS

#===================================================================
    # methods
    #===================================================================
    @classmethod
    def _norm_hash(cls, hash):
        return hash.lower()

def _calc_checksum(self, secret):
        if isinstance(secret, unicode):
            secret = secret.encode("utf-8")
        return str_to_uascii(self._hash_func(secret).hexdigest())

#===================================================================
    # eoc
    #===================================================================

def create_hex_hash(digest, module=__name__):
    # NOTE: could set digest_name=hash.name for cpython, but not for some other platforms.
    info = lookup_hash(digest)
    name = "hex_" + info.name
    return type(name, (HexDigestHash,), dict(
        name=name,
        __module__=module, # so ABCMeta won't clobber it
        _hash_func=staticmethod(info.const), # sometimes it's a function, sometimes not. so wrap it.
        checksum_size=info.digest_size*2,
        __doc__="""This class implements a plain hexadecimal %s hash, and follows the :ref:`password-hash-api`.

It supports no optional or contextual keywords.
""" % (info.name,)
    ))

#=============================================================================
# predefined handlers
#=============================================================================
hex_md4     = create_hex_hash("md4")
hex_md5     = create_hex_hash("md5")
hex_md5.django_name = "unsalted_md5"
hex_sha1    = create_hex_hash("sha1")
hex_sha256  = create_hex_hash("sha256")
hex_sha512  = create_hex_hash("sha512")

#=============================================================================
# htdigest
#=============================================================================
class htdigest(uh.MinimalHandler):
    """htdigest hash function.

.. todo::
        document this hash
    """
    name = "htdigest"
    setting_kwds = ()
    context_kwds = ("user", "realm", "encoding")
    default_encoding = "utf-8"

@classmethod
    def hash(cls, secret, user, realm, encoding=None):
        # NOTE: this was deliberately written so that raw bytes are passed through
        # unchanged, the encoding kwd is only used to handle unicode values.
        if not encoding:
            encoding = cls.default_encoding
        uh.validate_secret(secret)
        if isinstance(secret, unicode):
            secret = secret.encode(encoding)
        user = to_bytes(user, encoding, "user")
        realm = to_bytes(realm, encoding, "realm")
        data = render_bytes("%s:%s:%s", user, realm, secret)
        return hashlib.md5(data).hexdigest()

@classmethod
    def _norm_hash(cls, hash):
        """normalize hash to native string, and validate it"""
        hash = to_native_str(hash, param="hash")
        if len(hash) != 32:
            raise uh.exc.MalformedHashError(cls, "wrong size")
        for char in hash:
            if char not in uh.LC_HEX_CHARS:
                raise uh.exc.MalformedHashError(cls, "invalid chars in hash")
        return hash

@classmethod
    def verify(cls, secret, hash, user, realm, encoding="utf-8"):
        hash = cls._norm_hash(hash)
        other = cls.hash(secret, user, realm, encoding)
        return consteq(hash, other)

@classmethod
    def identify(cls, hash):
        try:
            cls._norm_hash(hash)
        except ValueError:
            return False
        return True

@uh.deprecated_method(deprecated="1.7", removed="2.0")
    @classmethod
    def genconfig(cls):
        return cls.hash("", "", "")

@uh.deprecated_method(deprecated="1.7", removed="2.0")
    @classmethod
    def genhash(cls, secret, config, user, realm, encoding=None):
        # NOTE: 'config' is ignored, as this hash has no salting / other configuration.
        #       just have to make sure it's valid.
        cls._norm_hash(config)
        return cls.hash(secret, user, realm, encoding)

#=============================================================================
# eof
#=============================================================================

${this.title}

Code Editor : digests.py