def aes_enc():
return tinyaes.AES(b'0123456789ABCDEF', b'1234567890ABCDEF')
#!/usr/bin/env python3
import tinyaes
import zlib
CRYPT_BLOCK_SIZE = 16
# 从crypt_key.pyc获取key，也可自行反编译获取
key = bytes('0000000000000tea', 'utf-8')
inf = open('cup.pyc.encrypted', 'rb') # 打开加密文件
outf = open('cup.pyc', 'wb') # 输出文件
# 按加密块大小进行读取
iv = inf.read(CRYPT_BLOCK_SIZE)
cipher = tinyaes.AES(key, iv)
# 解密
plaintext = zlib.decompress(cipher.CTR_xcrypt_buffer(inf.read()))
# 补pyc头(最后自己补也行)
head = open('../struct.pyc', 'rb').read(16)
outf.write(head)
# 写入解密数据
outf.write(plaintext)
inf.close()
outf.close()
def test_ivs_of_len_16_or_None_are_ok(iv, aes_enc):
tinyaes.AES(b'0' * 16, iv)
def test_ivs_of_len_not_16_are_raise(iv, aes_enc):
if len(iv) != 16:
with pytest.raises(ValueError):
tinyaes.AES(b'0' * 16, iv)
def test_keys_of_len_not_16_are_raise(key, aes_enc):
if len(key) != 16:
with pytest.raises(ValueError):
tinyaes.AES(key)
def test_keys_of_len_16_are_ok(key, aes_enc):
tinyaes.AES(key)
def aes_dec3():
# Different key for decoding test
return tinyaes.AES(b'56789ABCDEF01234', b'567890ABCDEF1234')
def aes_dec2():
# Different key for decoding test
return tinyaes.AES(b'ABCDEF0123456789', b'ABCDEF1234567890')
def aes_dec():
# Need to have two same-keys instancies
return tinyaes.AES(b'0123456789ABCDEF', b'1234567890ABCDEF')
