jU ddlmZmZmZmZddlZddlZddlZddlZddl m Z m Z ddl m Z ddlmZmZmZejdkreZndZd gZd Zd e_dS) )unicode_literalsdivisionabsolute_importprint_functionN)int_from_bytes int_to_bytes)pretty_message) type_namebyte_cls int_types)c"t|gS)N)bytes)nums ^/var/www/finuniver-perm.ru/html/portfolio/venv/lib/python3.11/site-packages/oscrypto/_pkcs5.pychr_clsrscU||pbkdf2ct|ts*ttdt |t|ts*ttdt |t|t s*ttdt ||dkr*t tdt|t|t s*ttdt ||dkr*t tdt||tgdvr*t td t|tt|}d d d d ddd|}tj |d|}d}d} t| |kr|} | |t!jd|z| } t'| } t)|dz D]Q} |} | | | } | t'| z} R| t+| |z } |dz }t| |k| d|S)a4 Implements PBKDF2 from PKCS#5 v2.2 in pure Python :param hash_algorithm: The string name of the hash algorithm to use: "md5", "sha1", "sha224", "sha256", "sha384", "sha512" :param password: A byte string of the password to use an input to the KDF :param salt: A cryptographic random byte string :param iterations: The numbers of iterations to use when deriving the key :param key_length: The length of the desired key in bytes :return: The derived key as a byte string z@ password must be a byte string, not %s z< salt must be a byte string, not %s z? iterations must be an integer, not %s rzC iterations must be greater than 0 - is %s z? key_length must be an integer, not %s zC key_length must be greater than 0 - is %s )md5sha1sha224sha256sha384sha512z hash_algorithm must be one of "md5", "sha1", "sha224", "sha256", "sha384", "sha512", not %s  0@Nrs>I)widthr) isinstancer TypeErrorr r r ValueErrorreprsetgetattrhashlibhmacnewlencopyupdatestructpackdigestrranger )hash_algorithmpasswordsalt iterations key_lengthalgo hash_length original_hmacblockoutputprflastu_s rrrs.0 h ) )   h         dH % %   dOO       j) , ,   j ! !      A~~           j) , ,   j ! !      A~~          S!X!X!XYYYY         7N + +D KHXtT22M E F f++ " "  "" 4&+eU333444zz|| 4 z!|$$ & &A$$&&C JJt   ::<rLsRRRRRRRRRRRR  ////////######2222222222dGG    q q q hr