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Diffstat (limited to 'passlib/win32.py')
-rw-r--r-- | passlib/win32.py | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/passlib/win32.py b/passlib/win32.py deleted file mode 100644 index 223dd6c..0000000 --- a/passlib/win32.py +++ /dev/null @@ -1,68 +0,0 @@ -"""passlib.win32 - MS Windows support - DEPRECATED, WILL BE REMOVED IN 1.8 - -the LMHASH and NTHASH algorithms are used in various windows related contexts, -but generally not in a manner compatible with how passlib is structured. - -in particular, they have no identifying marks, both being -32 bytes of binary data. thus, they can't be easily identified -in a context with other hashes, so a CryptHandler hasn't been defined for them. - -this module provided two functions to aid in any use-cases which exist. - -.. warning:: - - these functions should not be used for new code unless an existing - system requires them, they are both known broken, - and are beyond insecure on their own. - -.. autofunction:: raw_lmhash -.. autofunction:: raw_nthash - -See also :mod:`passlib.hash.nthash`. -""" - -from warnings import warn -warn("the 'passlib.win32' module is deprecated, and will be removed in " - "passlib 1.8; please use the 'passlib.hash.nthash' and " - "'passlib.hash.lmhash' classes instead.", - DeprecationWarning) - -#============================================================================= -# imports -#============================================================================= -# core -from binascii import hexlify -# site -# pkg -from passlib.utils.compat import unicode -from passlib.crypto.des import des_encrypt_block -from passlib.hash import nthash -# local -__all__ = [ - "nthash", - "raw_lmhash", - "raw_nthash", -] -#============================================================================= -# helpers -#============================================================================= -LM_MAGIC = b"KGS!@#$%" - -raw_nthash = nthash.raw_nthash - -def raw_lmhash(secret, encoding="ascii", hex=False): - """encode password using des-based LMHASH algorithm; returns string of raw bytes, or unicode hex""" - # NOTE: various references say LMHASH uses the OEM codepage of the host - # for its encoding. until a clear reference is found, - # as well as a path for getting the encoding, - # letting this default to "ascii" to prevent incorrect hashes - # from being made w/o user explicitly choosing an encoding. - if isinstance(secret, unicode): - secret = secret.encode(encoding) - ns = secret.upper()[:14] + b"\x00" * (14-len(secret)) - out = des_encrypt_block(ns[:7], LM_MAGIC) + des_encrypt_block(ns[7:], LM_MAGIC) - return hexlify(out).decode("ascii") if hex else out - -#============================================================================= -# eoc -#============================================================================= |