def __decrypt_string(self, s, key, level, encrypt):
if (encrypt >= level):
return xxtea.decrypt(s, key)
else:
return s
def test_urandom(self):
for i in range(2048):
key = os.urandom(16)
data = os.urandom(i)
enc = xxtea.encrypt(data, key)
dec = xxtea.decrypt(enc, key)
self.assertEqual(data, dec)
data = b'\0' * i
enc = xxtea.encrypt(data, key)
dec = xxtea.decrypt(enc, key)
self.assertEqual(data, dec)
def test_zero_bytes(self):
for i in range(2048):
data = b'\0' * i
key = os.urandom(16)
enc = xxtea.encrypt(data, key)
dec = xxtea.decrypt(enc, key)
self.assertEqual(data, dec)
key = b'\0' * 16
enc = xxtea.encrypt(data, key)
dec = xxtea.decrypt(enc, key)
self.assertEqual(data, dec)
def test(info: str, key: str):
print('\nKey: {}\nCipher: {}'.format(key, info))
cipher = auth_base64.decode(info)
plain = xxtea.decrypt(cipher, key.encode())
print('Plain text: {}'.format(json.loads(plain)))
cipher2 = xxtea.encrypt(plain, key.encode())
print('encrypt(decrypt(Cipher)) == Cipher: {}'.format(cipher == cipher2))
def test_encrypt_nopadding_zero(self):
key = os.urandom(16)
for i in (8, 12, 16, 20):
data = b'\0' * i
enc = xxtea.encrypt(data, key, padding=False)
dec = xxtea.decrypt(enc, key, padding=False)
self.assertEqual(data, dec)
def main(path, key, force=False):
result = []
targets = find_targets(path)
for target in targets:
out = target[:-1]
if os.path.exists(out) and force:
click.secho(
"file is existed, please use `-f` to overwrite it: {}".format(
out),
fg="yellow")
result.append(out)
continue
content = open(target, "rb").read()
if key:
content = xxtea.decrypt(content, key)
if content[:2] == b'\037\213':
try:
mock_fp = BytesIO(content)
gz = GzipFile(fileobj=mock_fp)
content = gz.read()
except Exception as e:
import traceback
click.secho("ungz fault {} in {}".format(
e,
traceback.format_tb(sys.exc_info()[2])[-1]),
fg="red")
with open(out, 'wb') as _:
_.write(content)
click.secho("decrypt successful: {}".format(out), fg="green")
result.append(out)
return result
def decrypt(filePath, key):
"""
核心为XXtea 附zip/gzip压缩
:param filePath: 文件目录
:param key: xxteaKey
:return: None
"""
if len(key) < 16:
key += "".join("\0" * (16 - len(key))) # key填充
data = read_jsc_file(path=filePath)
dec_data = xxtea.decrypt(data=data, key=key, padding=False)
if dec_data[:2] == b"PK":
fio = BytesIO(dec_data)
fzip = zipfile.ZipFile(file=fio)
dec_data = fzip.read(fzip.namelist()[0]).decode("utf-8")
elif dec_data[:2] == b"\x1f\x8b":
dec_data = bytes(zlib.decompress(dec_data,
16 + zlib.MAX_WBITS)).decode("utf-8")
else:
try:
dec_data = bytes(dec_data).decode("utf-8")
except UnicodeDecodeError:
ColorPrinter.print_blue_text(
" This file looks like have some unknown byte, try save as unknown files"
)
return dec_data
def test_encrypt_nopadding_zero(self):
key = os.urandom(16)
for i in (8, 12, 16, 20):
data = b'\0' * i
enc = xxtea.encrypt(data, key, padding=False)
dec = xxtea.decrypt(enc, key, padding=False)
self.assertEqual(data, dec)
def main():
global myStr, it
#print('debut')
#print('Attente de message')
encryptedData = bytes(readUARTMessage())
#print('decryptage du message : '+encryptedData.decode('utf-8'))
decrypted = xxtea.decrypt(encryptedData, key)
#print('message decrypte : '+decrypted)
finalRet = parseX(str(decrypted))
#print('enleve les x : '+finalRet)
if (len(finalRet) != 0):
print('ajout dans le buffer de ' + str(finalRet))
myStr += str(finalRet)
for sep in str(finalRet):
if sep == ';':
it += 1
print('nb données dans buffer :' + str(it))
if it >= 50:
myStr = myStr.replace("\'", "")
myStr = myStr.replace("b", "")
print('envoie dans la queue de P2 : ' + str(myStr))
bufferPost.put(myStr)
bufferIoT.put(myStr)
myStr = ""
it = 0
def decrypt(buffer, bsig, bkey):
if bsig:
sig_len = len(bsig)
if buffer[0: sig_len] != bsig:
return buffer
buffer = buffer[sig_len:]
return xxtea.decrypt(buffer, bkey, padding=False)
def decrypt(filePath, key, sign):
"""The main process to decryption."""
data = read_luac_file(path=filePath)
# 1.xxtea decrypt
dec_data = xxtea.decrypt(data=data[len(sign):], key=key[:16], padding=False,rounds=0)
# 2.determine file type
dec_data = bytes(dec_data)
return dec_data
def test_urandom(self):
for i in range(2048):
key = os.urandom(16)
data = os.urandom(i)
enc = xxtea.encrypt(data, key)
dec = xxtea.decrypt(enc, key)
self.assertEqual(data, dec)
def jiemi(content): # xxtex解密
xxt = xxtea.decrypt(content,'abcxyz1234567890')
mw = str(xxt[-40:], 'utf-8')
js = json.loads(xxt[:-40])
dic = dictPaixu(js)
if mw == hxz(dic):
return js
else:
False
def unlock_wallet():
with open(os.path.join(os.path.join(os.getcwd(), 'test.tau')), 'rb') as f:
encrypted_wallet = f.read()
password = getpass('Enter the password to unlock the wallet: ')
signing_key = xxtea.decrypt(encrypted_wallet, password)
UNLOCKED_WALLET = signing_key
print(UNLOCKED_WALLET)
def decryptFile(fname, key):
uKey = bytes(key, encoding='utf-8')
with open(fname, 'r+b') as input:
ciphertext = input.read()
plaintext = xxtea.decrypt(ciphertext, uKey)
input.seek(0)
input.write(plaintext)
input.truncate()
input.close()
def decrypt(data, password, check_header=False):
"""Return decrypted data"""
key = get_key(password)
data = xxtea.decrypt(data, key)
if check_header:
return check_head(data)
return data
def decrypt(key, data):
"""
@note: 加密
@param key: getTime()
@param data: data
@return: bytes
"""
try: return xxtea.decrypt(data, key[:16])[len(key):]
except: return b""
def __decrypt(self, s, level, encryptmode):
#return (xxtea.decrypt(s, self.__key)
# if ((self.__key != None) and (encryptmode >= level))
# else s
#)
if ((self.__key != None) and (encryptmode >= level)) :
result = xxtea.decrypt(s, self.__key)
else :
result = s
return result
def __decrypt(self, s, level, encryptmode):
#return (xxtea.decrypt(s, self.__key)
# if ((self.__key != None) and (encryptmode >= level))
# else s
#)
if ((self.__key != None) and (encryptmode >= level)):
result = xxtea.decrypt(s, self.__key)
else:
result = s
return result
def test_xxtea1(self):
if sys.version_info < (3, 0):
text = "Hello World! 你好，中国！"
key = "1234567890"
else:
text = "Hello World! 你好，中国！".encode("utf-8")
key = "1234567890".encode("utf-8")
encrypt_data = xxtea.encrypt(text, key)
decrypt_data = xxtea.decrypt(encrypt_data, key)
self.assertEqual(text, decrypt_data)
def test_xxtea1(self):
if sys.version_info < (3, 0):
text = "Hello World! 你好，中国！"
key = "1234567890"
else:
text = "Hello World! 你好，中国！".encode("utf-8")
key = "1234567890".encode("utf-8")
encrypt_data = xxtea.encrypt(text, key)
decrypt_data = xxtea.decrypt(encrypt_data, key)
self.assertEqual(text, decrypt_data)
def decrypt(filePath, key, sign):
"""The main process to decryption."""
data = readJscFile(path=filePath)
# 1.xxtea decrypt
if len(key) < 16:
key += "\0" * (16 - len(key)) # padding \0
dec_data = xxtea.decrypt(data=data[len(sign):], key=key[:16], padding=False, rounds=0)
# 2.determine file type
dec_data = bytes(dec_data)
return dec_data
def decrypt(key, data):
"""
@note: 加密
@param key: getTime()
@param data: data
@return: bytes
"""
try:
return xxtea.decrypt(data, key[:16])[len(key):]
except:
return b""
def decrypt(data):
"""
:param data: str or bytes
"""
try:
data = data.encode() if isinstance(data, str) else data
key = data[:16]
offset = 16 + 3 + int(data[16:19].decode(), 16)
return xxtea.decrypt(data[offset:], key)
except:
traceback.print_exc()
return b''
def decrypt(filePath, key):
data = read_jsc_file(path=filePath)
dec_data = xxtea.decrypt(data=data, key=key, padding=False)
if dec_data[:2] == b"PK":
fio = BytesIO(dec_data)
fzip = zipfile.ZipFile(file=fio)
dec_data = fzip.read(fzip.namelist()[0]).decode("utf-8")
elif dec_data[:2] == b"\x1f\x8b":
dec_data = bytes(zlib.decompress(dec_data,
16 + zlib.MAX_WBITS)).decode("utf-8")
else:
dec_data = bytes(dec_data).decode("utf-8")
return dec_data
def decrypt(file, output_file):
print('************** xxtea decrypt =====>>>>> ' + file +
' **************')
read_handle = open(file, 'rb')
xxtea_content = read_handle.read()
read_handle.close()
xxtea_content = xxtea_content[len(ENCRYPT_SIGN):]
content = xxtea.decrypt(xxtea_content, ENCRYPT_KEY)
write_handle = open(output_file, 'wb')
write_handle.write(content)
write_handle.close()
def decrypt(data, key):
if len(data) <= 3:
return data
# data length is not a multiple of 4, or less than 8.
padding = len(data) / 4 * 4
to_data = data[0:padding]
# print 'data' + str(len(data))
# print 'to_data:' + str(len(to_data))
plain = ''
plain = xxtea.decrypt(to_data, key, False)
if padding < len(data):
plain = plain + data[padding::]
return plain
def parse_command(self, command):
if "CMD0" in command:
print "sleep command (CMD0) from %s" % self.url
elif "INJECTFILE" in command:
print "config command (INJECTFILE) from %s" % self.url
match = re.search(
">CV [0-9]+\r\n>DI\r\nINJECTFILE (?P<config_size>[0-9]+)\r\n",
command)
if not match:
print "unhandled INJECTFILE command: %s" % command[0:64]
return
enc = command[match.end():match.end() +
int(match.groupdict()["config_size"])]
config = None
try:
comp = xxtea.decrypt(enc, self.xxtea_key, False)
config = zlib.decompress(comp[10:], -15)
except:
print "bad decrypt or decompress"
return
if config:
print "written to INJECTFILE (%d bytes)" % len(config)
fp = open("INJECTFILE", "wb")
fp.write(config)
fp.close()
elif "EXEUPDATE" in command:
print "update command (EXEUPDATE) from %s" % self.url
match = re.search(
">CV CMP\r\n>UD [0-9]+\r\n\*EXEUPDATE (?P<file_size>[0-9]+)\r\n",
command)
if not match:
print "unhandled EXEUPDATE command: %s" % command[0:64]
return
update = command[match.end():match.end() +
int(match.groupdict()["file_size"])]
if update:
print "written to EXEUPDATE (%d bytes)" % len(update)
fp = open("EXEUPDATE", "wb")
fp.write(update)
fp.close()
else:
print "unknown command from %s: %s" % (self.url, command[0:64])
def load_module(cls, name):
if name in sys.modules:
return sys.modules[name]
mod = ModuleType(name)
mod.__loader__ = cls
mod.__name__ = name
mod.__file__ = name + ".irony"
try:
exec(xxtea.decrypt(open(mod.__file__, "rb").read(), KEY), mod.__dict__)
except Exception as e:
print(e)
return None
sys.modules[name] = mod
return mod
def xxtea_test_memory():
s = 'xxtea is good'
# key = os.urandom(16)
key = b'1234567891234567'
print('key:', key)
enc = xxtea.encrypt(s, key)
print(enc)
dec = xxtea.decrypt(enc, key)
print(dec)
if s == dec.decode():
print(True)
def decrypt(is_zip, input_key, input_jsc_path):
print 'begin decrypt.'
prefix = 'decryptOutput'
jsc_path = input_jsc_path
if jsc_path == '':
jsc_path = raw_input('please input your .jsc path:')
if os.path.exists(jsc_path) is False:
print "error: your .jsb file is not exist."
return False
enc_file_content = read_file_content(jsc_path)
key = input_key
if key == '':
key = raw_input('please input your encrypt key:')
if key == '':
print "error: your key is empty."
return False
dec = xxtea.decrypt(enc_file_content, key)
des_file_name = prefix + '/dec.js'
if os.path.exists(des_file_name) is True:
os.remove(des_file_name)
if os.path.exists(prefix) is True:
os.system('rm -r ' + prefix)
os.mkdir(prefix)
write_content_to_file(des_file_name, dec)
decrypt_file_name = prefix + '/decrypt.js'
if is_zip is True:
print 'begin unzip.'
isUnzipSuc = unzip_file(des_file_name, prefix)
os.remove(des_file_name)
if isUnzipSuc is False:
return False
else:
os.rename(prefix + '/encrypt.js', decrypt_file_name)
else:
os.rename(des_file_name, decrypt_file_name)
print "success. please check 'decryptOutput' directory."
print '> note: if your decrypt.js is 0b,',
print 'please confirm your zip option and your decrypt key is right.'
return True
def decrypt(file_path, out_path, key, sign):
print("===>decrypt %s to %s" % (file_path, out_path))
fp = open(file_path, "rb")
encrypt_bytes = fp.read()
fp.close()
sign_len = len(sign)
if encrypt_bytes[:sign_len] == sign:
decrypt_bytes = xxtea.decrypt(encrypt_bytes[sign_len:], key)
out_dir = os.path.dirname(out_path)
if not os.path.exists(out_dir):
os.makedirs(out_dir)
fp = open(out_path, "wb")
fp.write(decrypt_bytes)
fp.close()
def DecodeLua(data):
dataLen = len(data);
signLen = len(CODE_SIGN);
keyLen = len(CODE_KEY);
print('dataLen = %d' % (dataLen) )
print('keyLen = %d' % (keyLen) )
if dataLen > signLen:
checkSign = data[0:signLen]
print('checkSign = %s', checkSign)
if checkSign == CODE_SIGN:
print('DecodeLua3333333333')
data = data[signLen:dataLen]
data = xxtea.decrypt(data, CODE_KEY);
return data
def main(args):
_xsign = "XXTEA"
_key = "g5kgGYr3peprprGU"
filein = args.file #4000117.dat'
fileout = filein + ".lua"
with open(filein, 'rb') as raw:
with open(fileout, 'wb') as output:
rawdata = raw.read()
#print(rawdata)
data = _remove_header(rawdata, _xsign)
#print('\n', data)
plain = xxtea.decrypt(data, _key)
#print(plain)
output.write(plain)
def decodeFile(story_path):
with open(story_path,'rb') as f:
text = f.read()
original = xxtea.decrypt(text,key,False)
original = original.decode('utf8')
lines = original.splitlines()
#去掉末尾的脏字符
lines[-1] = '}'
x= ''.join(lines)
table = json.loads(x)
df = pd.DataFrame(table)
df = df.T
#df.to_csv(os.path.join(fpath,story_path+'.csv'))
return df
def parse_command(self, command):
if "CMD0" in command:
print "sleep command (CMD0) from %s" % self.url
elif "INJECTFILE" in command:
print "config command (INJECTFILE) from %s" % self.url
match = re.search(">CV [0-9]+\r\n>DI\r\nINJECTFILE (?P<config_size>[0-9]+)\r\n", command)
if not match:
print "unhandled INJECTFILE command: %s" % command[0:64]
return
enc = command[match.end():match.end()+int(match.groupdict()["config_size"])]
config = None
try:
comp = xxtea.decrypt(enc, self.xxtea_key, False)
config = zlib.decompress(comp[10:], -15)
except:
print "bad decrypt or decompress"
return
if config:
print "written to INJECTFILE (%d bytes)" % len(config)
fp = open("INJECTFILE", "wb")
fp.write(config)
fp.close()
elif "EXEUPDATE" in command:
print "update command (EXEUPDATE) from %s" % self.url
match = re.search(">CV CMP\r\n>UD [0-9]+\r\n\*EXEUPDATE (?P<file_size>[0-9]+)\r\n", command)
if not match:
print "unhandled EXEUPDATE command: %s" % command[0:64]
return
update = command[match.end():match.end()+int(match.groupdict()["file_size"])]
if update:
print "written to EXEUPDATE (%d bytes)" % len(update)
fp = open("EXEUPDATE", "wb")
fp.write(update)
fp.close()
else:
print "unknown command from %s: %s" % (self.url, command[0:64])
def decrypt_session_key(session_key):
"""
解码session_key
:param session_key: session key
:return: (timestamp, numbers)/成功，None/失败
"""
try:
key = "key"
cipher = session_key
plain = decrypt(base64.b64decode(cipher), key)
if not plain:
return None
timestamp = plain[0:10]
numbers = plain[10:]
return int(timestamp), numbers
except Exception as e:
g_log.error("<%s> %s", e.__class__, e)
return None
def decrypt(path, source_dir, dest_dir, key):
print(path)
source_path = os.path.join(source_dir, path)
dest_path = os.path.join(dest_dir, path)
dest_folder = os.path.dirname(dest_path)
os.makedirs(dest_folder, exist_ok=True)
path, ext = os.path.splitext(dest_path)
with open(source_path, 'rb') as f:
enc = f.read()
dec = xxtea.decrypt(enc, key, padding=False)
# literally only 2 types of file in this game
if dec.startswith(b'\x89PNG\r\n\x1a\n'):
ext = '.png'
else:
ext = '.txt'
with open(path + ext, 'wb') as f:
f.write(dec)
file_old = open("C:\mlp_save.dat", "rb")
file_new = open("C:\mlp_save_new.dat", "wb")
gluid = "1ee4688454e7a830e44491c86a1140fc137b6c204d60742c5cdb0bb1e8eb0465453aaa43"
gluid_new = "3c7675febad2a6448446f083cb4a837f7d52d3fdabf16a38afeed478865b17db128669a6"
gluid_hex = gluid.decode("hex")
gluid_hex_new = gluid_new.decode("hex")
try:
data = file_old.read()
finally:
file_old.close()
data_size = len(data)
uncomp_size = data[0:WORD_SIZE]
comp_size = data[WORD_SIZE : 2 * WORD_SIZE]
encry_size = data[2 * WORD_SIZE : 3 * WORD_SIZE]
encry_data = data[3 * WORD_SIZE : data_size - WORD_SIZE]
reserved = data[data_size - WORD_SIZE : len(data)]
decry_data = xxtea.decrypt(encry_data, gluid_hex, False)
new_encry_data = xxtea.encrypt(decry_data, gluid_hex_new, False)
try:
file_new.write(uncomp_size)
file_new.write(comp_size)
file_new.write(encry_size)
file_new.write(new_encry_data)
file_new.write(reserved)
finally:
file_new.close()
import struct, xxtea, zlib, binascii
file_old = open("C:\mlp_save.dat", "rb")
gluid = "3c7675febad2a6448446f083cb4a837f7d52d3fdabf16a38afeed478865b17db128669a6"
gluid_hex = gluid.decode("hex")
WORD_SIZE = 4
INNER_KEY = "302a75507acbd72f89504e4712901cf0"
try:
data = file_old.read()
finally:
file_old.close()
data_size = len(data)
uncomp_size = struct.unpack('i', data[0:WORD_SIZE])
comp_size = struct.unpack('i', data[WORD_SIZE:2 * WORD_SIZE])
encry_size = struct.unpack('i', data[2 * WORD_SIZE:3 * WORD_SIZE])
encry_data = data[3 * WORD_SIZE:data_size - WORD_SIZE]
reserved = struct.unpack('i', data[data_size - WORD_SIZE:len(data)])
decry_data = xxtea.decrypt(encry_data, gluid_hex, False)
uncomp_data = zlib.decompress(decry_data)
xml_data = xxtea.decrypt(uncomp_data, binascii.unhexlify(INNER_KEY), False)
file_xml = open("C:\mlp.xml", "w")
try:
file_xml.write(xml_data)
finally:
file_xml.close()
def decode(cls, metadata):
return xxtea.decrypt(
b64decode(metadata),
cls.AMAZON_KEY, False).split('#')[1]
def _de(str=''): global xxtea_key return xxtea.decrypt(base64.b64decode(str),xxtea_key)
def decode(content, key):
dec = xxtea.decrypt(content, key)
return dec
def f3():
for i in range(1024):
key = os.urandom(16)
data = os.urandom(i * 8)
xxtea.decrypt(data, key=key, padding=False)
def f1():
for i in range(1024):
key = os.urandom(16)
data = os.urandom(i * 8)
xxtea.decrypt(data, key=key)
def test_decrypt(self):
data = xxtea.decrypt(self.enc, self.key)
self.assertEqual(data, self.data)
