devscripts/generate_aes_testdata.py

   1 #!/usr/bin/env python3
   2 from __future__ import unicode_literals
   3
   4 import codecs
   5 import subprocess
   6
   7 import os
   8 import sys
   9 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
  10
  11 from yt_dlp.utils import intlist_to_bytes
  12 from yt_dlp.aes import aes_encrypt, key_expansion
  13
  14 secret_msg = b'Secret message goes here'
  15
  16
  17 def hex_str(int_list):
  18     return codecs.encode(intlist_to_bytes(int_list), 'hex')
  19
  20
  21 def openssl_encode(algo, key, iv):
  22     cmd = ['openssl', 'enc', '-e', '-' + algo, '-K', hex_str(key), '-iv', hex_str(iv)]
  23     prog = subprocess.Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
  24     out, _ = prog.communicate(secret_msg)
  25     return out
  26
  27
  28 iv = key = [0x20, 0x15] + 14 * [0]
  29
  30 r = openssl_encode('aes-128-cbc', key, iv)
  31 print('aes_cbc_decrypt')
  32 print(repr(r))
  33
  34 password = key
  35 new_key = aes_encrypt(password, key_expansion(password))
  36 r = openssl_encode('aes-128-ctr', new_key, iv)
  37 print('aes_decrypt_text 16')
  38 print(repr(r))
  39
  40 password = key + 16 * [0]
  41 new_key = aes_encrypt(password, key_expansion(password)) * (32 // 16)
  42 r = openssl_encode('aes-256-ctr', new_key, iv)
  43 print('aes_decrypt_text 32')
  44 print(repr(r))