jV<ddlZddlmZddlmZddlmZejrdZdZ ndZd Z d Z d Z d Z d Z dZd1dZd1dZdZdZdZdddZdZdZdZdZdZdZdZdZdZd Zd!Zd"Z d#Z!d$Z"d%Z#d&Z$d'Z%d(Z&d)Z'd*Z(d+Z)d,Z*d-Z+d.Z,d/Z-gd0Z.y)2N)ceil compat_ord) Cryptodomectjj|tjj|j |S)z/ Decrypt bytes with AES-CBC using pycryptodome )rAESnewMODE_CBCdecryptdatakeyivs A/var/www/html/GAP/venv/lib/python3.12/site-packages/yt_dlp/aes.pyaes_cbc_decrypt_bytesrs0~~!!#z~~'>'>CKKDQQctjj|tjj|j ||S)z/ Decrypt bytes with AES-GCM using pycryptodome )rr r MODE_GCMdecrypt_and_verifyrrtagnonces r aes_gcm_decrypt_and_verify_bytesr s4~~!!#z~~'>'>FYYZ^`cddrc Ftttt|||fS)zZ Decrypt bytes with AES-CBC using native implementation since pycryptodome is unavailable )bytesaes_cbc_decryptmaplistr s rrrs_c$sB&@ABBrc Htttt||||fS)zZ Decrypt bytes with AES-GCM using native implementation since pycryptodome is unavailable )raes_gcm_decrypt_and_verifyrrrs rrrs#/TD#sE;R1STUUrc Ltttt|||fi|SN)raes_cbc_encryptrr)rrrkwargss raes_cbc_encrypt_bytesr&s$ #dT3O"<GG HHrc&|dt|d S)Nrrs r unpad_pkcs7r+!s &*T"X&& ''rcFtt|tzz }||g|zzS)zn PKCS#7 padding @param {int[]} data cleartext @returns {int[]} padding data )BLOCK_SIZE_BYTESlen)rremaining_lengths r pkcs7_paddingr0%s.(#d)6F*FF #$'77 77rctt|z }|dddd}|dkr td||vrtd|d|dk(r |r g|d}|d z}|||g|zzS) z Pad a block with the given padding mode @param {int[]} block block to pad @param padding_mode padding mode r )pkcs7iso7816 whitespacezerozBlock size exceededz Padding mode z is not implementedr4r)r-r. ValueErrorNotImplementedError)block padding_mode padding_size PADDING_BYTEs r pad_blockr>1s $c%j0L La.// \ )!M,?R"STTy \% L./,> >>rct|}tt|tz }g}t |D]0}||tz|dztz}|t t ||z }2|S)a Encrypt with aes in ECB mode. Using PKCS#7 padding @param {int[]} data cleartext @param {int[]} key 16/24/32-Byte cipher key @param {int[]} iv Unused for this mode @returns {int[]} encrypted data r) key_expansionrr.r-range aes_encryptr0rrr expanded_key block_countencrypted_datair:s raes_ecb_encryptrHLsw!%Ls4y#334KN ; JQ))AE5E+EF+mE&:LIIJ rct|}tt|tz }g}t |D]'}||tz|dztz}|t ||z })|dt|S)z Decrypt with aes in ECB mode @param {int[]} data cleartext @param {int[]} key 16/24/32-Byte cipher key @param {int[]} iv Unused for this mode @returns {int[]} decrypted data rN)r@rr.r-rA aes_decryptrCs raes_ecb_decryptrK`s{!%Ls4y#334KN ; ;Q))AE5E+EF+e\::; *3t9 %%rct|||S)z Decrypt with aes in counter mode @param {int[]} data cipher @param {int[]} key 16/24/32-Byte cipher key @param {int[]} iv 16-Byte initialization vector @returns {int[]} decrypted data )aes_ctr_encryptr s raes_ctr_decryptrNss 4b ))rcNt|}tt|tz }t |}g}t |D]W}t |}||tz|dztz} | dgtt| z zz } t||} |t| | z }Y|dt|S)z Encrypt with aes in counter mode @param {int[]} data cleartext @param {int[]} key 16/24/32-Byte cipher key @param {int[]} iv 16-Byte initialization vector @returns {int[]} encrypted data rrN) r@rr.r- iter_vectorrAnextrBxor) rrrrDrEcounterrFrG counter_blockr:cipher_counter_blocks rrMrMs!%Ls4y#334K"oGN ; ;W Q))AE5E+EF !(3u:566*=,G#e%9:: ; *3t9 %%rc*t|}tt|tz }g}|}t |D]N}||tz|dztz}|dgtt|z zz }t ||} |t | |z }|}P|dt|S)z Decrypt with aes in CBC mode @param {int[]} data cipher @param {int[]} key 16/24/32-Byte cipher key @param {int[]} iv 16-Byte IV @returns {int[]} decrypted data rrN)r@rr.r-rArJrR) rrrrDrEdecrypted_dataprevious_cipher_blockrGr:decrypted_blocks rrrs!%Ls4y#334KN ; &Q))AE5E+EF !(3u:566%e\:#o/DEE % & *3t9 %%rr3)r;ct|}tt|tz }g}|}t |D]C}||tz|dztz} t | |} t | |} t| |} || z }| }E|S)a Encrypt with aes in CBC mode @param {int[]} data cleartext @param {int[]} key 16/24/32-Byte cipher key @param {int[]} iv 16-Byte IV @param padding_mode Padding mode to use @returns {int[]} encrypted data r)r@rr.r-rAr>rRrB) rrrr;rDrErFrXrGr: mixed_blockencrypted_blocks rr$r$s!%Ls4y#334KN ;  0Q))AE5E+EF%.%!67 %k<@/) / 0 rc tdgtzt|}t|dk(r g|dddd}n`tt|tzz tzdz}|dg|zzt dt|zj ddz}t ||}t|}t|||dgtt|z zz} tt|tzz tz} t ||dg| zzt dj ddt|dzj ddzz} |t| ||k7r td| S)a9 Decrypt with aes in GBM mode and checks authenticity using tag @param {int[]} data cipher @param {int[]} key 16-Byte cipher key @param {int[]} tag authentication tag @param {int[]} nonce IV (recommended 12-Byte) @returns {int[]} decrypted data r rbigzMismatching authentication tag) rBr-r@r.rto_bytesghashincrNrMr8) rrrr hash_subkeyj0fillghash_iniv_ctrrWpad_lens_tags rr!r!sjqc$44mC6HIK 5zR !u !a ! !A !q ! CJ1A$ABFVVYZZA3:%a#e*n-F-Fq%-P(QQ ; ) WF$T3!@PSVW]S^@^9_0_`N3t9/?#?@DTTG  #-  5)t9q=**1e46 7 7 E oeS"--9:: rc&t|tzdz }t||dt}td|dzD]V}t |}t |}||k7rt t|t}t|||tz|dztz}X|S)z Encrypt one block with aes @param {int[]} data 16-Byte state @param {int[]} expanded_key 176/208/240-Byte expanded key @returns {int[]} 16-Byte cipher rN) r.r-rRrA sub_bytes shift_rowsriter_mix_columnsMIX_COLUMN_MATRIXrrDroundsrGs rrBrBs "2 2Q 6F t\"3#34 5D 1fqj !Y$ ;(/@ABD4a*:&:QUFVfHa5WiU( BhA-T(rrrr.rrrrrlrrrWr rrrrrrrr`rrrbrr^rrrrrcrrurr_rr=r"rrrrr'rrnrrr/r_r;rirKrfr]r rrrrrr-rFrr:rrYrNrrTrorZrwrrr!rrr5rrr1rHrLrrrrSrrrrrRrrrrrrrrrhrr#rrr(rrrrrrrrrarrrrsrrUrrErMrrrGrrr&r[rpr rr r4rrrrdrr>rmr rr$rBrr*rrQrrrr,r@r<rrgrrrrrrVrrrjrrr%rOrrrrrr2rIrDr?rr)r2rrrrr9rrr3rCrArrrrrrrrr'rrr7rrr rrr0rrJrrkrrrr6rrrrrrrrrr7rrrtr+rrvrrrrqrPrrrrr8rrrrXr\rrrerr^r))rrMrr)rrrMr)rrrrM)rMrrr))rOrrkr)rrOrrk)rkrrOr)rrkrrO(rrMrrsr[rrerrr;rrrirYrrQrrXrrLrr r'rrrrrrarrKrrrr!r(r,rrrrrr]rHrrrmrrrrr^rrrrr rrorr#rrrrrrr0rrrrr%r=rr_rrfr9rrrWrSrrrEr rr rZrrdrrrrrJrrRrr'rrrrrVrr\rvrrPrrrrrrbrrrrrrr7rcr2r rrrwrr/rr-rr"rr*rr2rrrrprrrrrrrrrrrrBrrlrrrr8r.rr$rrrrrrrgr6r^rjr7r`rrUrr@rr5rr4r:rrr+rrrurrCrrrr3rrrrrrrqrtrrrrrrrr)rFrTr&rrrIrnr?rrrOrrrrrrrrhrrGrr_rrrkrrrDrArrrrrr<r r1r>rrrNr(rrrrrrrr?rDrrrorrrgrMrrrrOrrr rrrr_r+rYr\r<rUrr"rVrJrrSrrrr(r=rrrrr9r5rrGrrrsrXr rrrrrQrrr^rrrrErrrdr_rr!rrrrrrrKrArrrlrrFr%rr:rrZrrr&r'rrrLrrrrarnrrrfrurrrr8rr)rrr`rrrr/rr$rrr rrRrrrrr3r4rrBr r7rcr.r*rmrr@rrrr6rrwrrrrrrtrr0rrrr^rNrrrrrrrrCrrrrrrrrvrIrrr rrTrrrir1rrerrrrrbrrPrr rrr'rrr,rrrrrrrrprr-rrrrWrr2rr#rrr[rr]rr2r;rjr>rrrrrqrrrrrrrrrrrkrrhr7rrrHrc |dd}d}t|}|dzdztz}t||kr|dd}t||}|dz }|t||| d|z z }t dD]}|dd}|t||| d|z z }|dk(r&|dd}t |}|t||| d|z z }t |dk(rdn|dk(rd nd D]}|dd}|t||| d|z z }t||kr|d|S) z Generate key schedule @param {int[]} data 16/24/32-Byte cipher key @returns {int[]} 176/208/240-Byte expanded key NrrrrMr2rrr)r.r-key_schedule_corerRrArl)rrcon_iterationr{expanded_key_size_bytestemp_s rr@r@sm 7DNYN-2Q6:JJ d)- -BCy ~6! D$N0BCDDq IA9D CdN?A4FGH HD I R 9DT?D CdN?A4FGH HDNb0q>R;OaUVW IA9D CdN?A4FGH HD I d)- -$ (( ))rc#,K |t|}wr#)rc)rs rrPrPs  W sc:|Dcgc] }t| c}Scc}wr#)SBOXrxs rrlrls! "DG "" "c:|Dcgc] }t| c}Scc}wr#)SBOX_INVrs rrurus!% &AHQK && &rcg|dd|dS)Nrrr*s rrotaters T!"X tAw rcVt|}t|}|dt|z |d<|S)Nr)rrlRCON)rr{s rrzrzs0 $daAE >> >s%c #KdD]`}|D]Y}d}tdD]C}||||dz|dk(s||dk(rdn%tt|||zt||zdzz}E|[byw)N)rrr_r^rrr)rARIJNDAEL_EXP_TABLERIJNDAEL_LOG_TABLE)rmatrixrGrowmixedjs rrnrns  CE1X utAa!e}Q/14A! !,.@a!e.MPbcfghciPj.jnr-rsu uK  sA'A)ctdDcgc]#}tdD]}|||zdzdz|z%c}}Scc}}wNrrMrArcolumnrs rrmrmFBG( _V[\]V^ _sD6C<4'1,s2 3 _ 3 __ _(;ctdDcgc]#}tdD]}|||z dzdz|z%c}}Scc}}wrrrs rrtrtrrc`g}d}|D]$}|r|dz}|dz}|dz}|j|&|S)Nrr)append)r data_shiftedbitns r shift_blockrsOL C   JA!e aA  rc|dd}tt|dz ddD]}||dk(rd||<||dz||<|S|S)Nrr)rr)rAr.)rrGs rrcrcs_ 7D 3t9q="b ) 7c>DG1gkDG  K  KrcRt|tk7st|tk7rtdtddgdgtdz zz}|dd}dgtz}|D]J}tdddD]8}|d|zzr t ||}|ddz}t |}|s-t ||}:L|S)NzLength of blocks need to be  bytesrXrrrr))r.r-r8rArRr)block_xblock_yblock_rblock_vblock_zrGrdo_xors r block_productrs 7|''3w<;K+K78H7IPQQfs.233GajGc$$G 0B# 0CAH~gw/R[1_F!'*Ggw/ 00 Nrct|tzrtdtddgtz}tdt|tD]$}|||tz}t t |||}&|S)NzLength of data should be rr)r.r-r8rArrR)subkeyrlast_yrGr:s rrbrbs~ 4y##45E4FfMNNS# #F 1c$i!1 2;Q,,-s6516:; Mr)rrr$r&rNrMrJr~rKrHrBr!rr@r>r0r+r#)/rwmathrcompatr dependenciesrr rrr&r-r+r0r>rHrKrNrMrr$r!rBrJr~rrrrorsrrr@rPrlrurrzrRrnrmrtrrcrrb__all__rrrrs $ >>Re CV I( 8?6(&& *&0&04;:(V*6&!8Jh  l +/v v$*B #' ?`` .  r