(g&ddgZddlddZddZy)padunpad)*c|t||zz }|dk(rt||z}||zS|dk(r"td|dz zt|z}||zS|dk(r"tdtd|dz zz}||zStd)aApply standard padding. Args: data_to_pad (byte string): The data that needs to be padded. block_size (integer): The block boundary to use for padding. The output length is guaranteed to be a multiple of :data:`block_size`. style (string): Padding algorithm. It can be *'pkcs7'* (default), *'iso7816'* or *'x923'*. Return: byte string : the original data with the appropriate padding added at the end. pkcs7x923riso7816Unknown padding style)lenbchr ValueError) data_to_pad block_sizestyle padding_lenpaddings Q/var/www/skyplay_api_hub/venv/lib/python3.12/site-packages/Crypto/Util/Padding.pyrr's S-j88K {#K/   &q';q=)D,==   ) s)d1g{1}55   011cBt|}|dk(r td||zr td|dvrut|d}|dks|t||kDr td|dk(r || d t ||zk7rtd || dt d|dz zk7rtd |d k(rf||j t d z }|dks|t||kDr td|dkDr0|d|z d t d|dz zk7rtdtd|d | S)aRemove standard padding. Args: padded_data (byte string): A piece of data with padding that needs to be stripped. block_size (integer): The block boundary to use for padding. The input length must be a multiple of :data:`block_size`. style (string): Padding algorithm. It can be *'pkcs7'* (default), *'iso7816'* or *'x923'*. Return: byte string : data without padding. Raises: ValueError: if the padding is incorrect. rz$Zero-length input cannot be unpaddedzInput data is not padded)rrr zPadding is incorrect.rNzPKCS#7 padding is incorrect.z ANSI X.923 padding is incorrect.r r z ISO 7816-4 padding is incorrect.r )r rbordminrrfind) padded_datarr pdata_lenrs rrrCsU"K IA~?@@:344 !!;r?+ q=KJ (BB45 5 G K<=)4 +<[+HH !?@@K<+T!Wk!m-DD !CDD ) +"3"3DI">> q=KJ (BB45 5 q=[;8$q';q=:QQ?@ @011 } %%rN)r)__all__Crypto.Util.py3compatrrrrr!sD 7 #!8(&r