q^i dZddlZddlZddlZddlmZddlmZddlm Z Gdde Z ddd d Z d Z e fd Zd ZddZe ej"drej"Zej$ZyddddZdddZy)z3 Django's standard crypto functions and utilities. N)settings) force_bytes)func_supports_parameterceZdZdZy)InvalidAlgorithmz&Algorithm is not supported by hashlib.N)__name__ __module__ __qualname____doc__D/var/www/eb/venv/lib/python3.12/site-packages/django/utils/crypto.pyrr s0r rsha1) algorithmc(|tj}t|}t|} tt|}|||zj}tj|t||S#t $r}t d|z|d}~wwxYw)a* Return the HMAC of 'value', using a key generated from key_salt and a secret (which defaults to settings.SECRET_KEY). Default algorithm is SHA1, but any algorithm name supported by hashlib can be passed. A different key_salt should be passed in for every application of HMAC. Nz6%r is not an algorithm accepted by the hashlib module.)msg digestmod) r SECRET_KEYrgetattrhashlibAttributeErrorrdigesthmacnew)key_saltvaluesecretrhasherekeys r salted_hmacr!s~$$8$H  F), F" # * * ,C 88C[/6 BB  Dy P  sA44 B=B  B>abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789cJdjfdt|DS)aG Return a securely generated random string. The bit length of the returned value can be calculated with the formula: log_2(len(allowed_chars)^length) For example, with default `allowed_chars` (26+26+10), this gives: * length: 12, bit length =~ 71 bits * length: 22, bit length =~ 131 bits c3HK|]}tjywN)secretschoice).0i allowed_charss r z$get_random_string..>sHQ7>>-0Hs")joinrange)lengthr+s `rget_random_stringr03s 77H%-H HHr cRtjt|t|S)z:Return True if the two strings are equal, False otherwise.)r'compare_digestr)val1val2s rconstant_time_comparer5As  ! !+d"3[5F GGr c|tj}|xsd}t|}t|}tj|j||||S)z)Return the hash of password using pbkdf2.N)rsha256r pbkdf2_hmacname)passwordsalt iterationsdklenrs rpbkdf2r>FsL ~ MTE8$H t D   vx}}hj% PPr usedforsecurityT)r?c,tj|Sr&)rmd5)datar?s rrArAYs{{4  r c,tj|Sr&)rr)hash_algorithmr?s rnew_hashrE\s{{>**r r&)rN)r )r rrr' django.confrdjango.utils.encodingrdjango.utils.inspectr ValueErrorrr!RANDOM_STRING_CHARSr0r5r>rArrEr r rrKs  -8 z C6C:W-@ IH Q7;;(9: ++C{{H!!59+r