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[yt-dlp.git] / devscripts / generate_aes_testdata.py

#!/usr/bin/env python3

# Allow direct execution
import os
import sys

sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))


import codecs
import subprocess

from yt_dlp.aes import aes_encrypt, key_expansion
from yt_dlp.utils import intlist_to_bytes

secret_msg = b'Secret message goes here'


def hex_str(int_list):
    return codecs.encode(intlist_to_bytes(int_list), 'hex')


def openssl_encode(algo, key, iv):
    cmd = ['openssl', 'enc', '-e', '-' + algo, '-K', hex_str(key), '-iv', hex_str(iv)]
    prog = subprocess.Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
    out, _ = prog.communicate(secret_msg)
    return out


iv = key = [0x20, 0x15] + 14 * [0]

r = openssl_encode('aes-128-cbc', key, iv)
print('aes_cbc_decrypt')
print(repr(r))

password = key
new_key = aes_encrypt(password, key_expansion(password))
r = openssl_encode('aes-128-ctr', new_key, iv)
print('aes_decrypt_text 16')
print(repr(r))

password = key + 16 * [0]
new_key = aes_encrypt(password, key_expansion(password)) * (32 // 16)
r = openssl_encode('aes-256-ctr', new_key, iv)
print('aes_decrypt_text 32')
print(repr(r))