# Copyright (c) 2021 <NAME>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

#
# Imports
#
from typing import Any, Union
from Crypto.Cipher import AES
from Crypto.Util.Padding import pad
from aes_cipher.aes_const import AesConst
from aes_cipher.utils import Utils


#
# Classes
#

# AES-CBC encrypter class
class AesCbcEncrypter:

    encrypted_data: bytes
    aes: Any

    # Constructor
    def __init__(self,
                 key: Union[str, bytes],
                 iv: Union[str, bytes]) -> None:
        self.encrypted_data = b""
        self.aes = AES.new(Utils.Encode(key), AES.MODE_CBC, iv=Utils.Encode(iv))

    # Encrypt data
    def Encrypt(self,
                data: Union[str, bytes]) -> None:
        self.encrypted_data = self.aes.encrypt(self.Pad(data))

    # Get encrypted data
    def GetEncryptedData(self) -> bytes:
        return self.encrypted_data

    # Pad data
    @staticmethod
    def Pad(data: Union[str, bytes]) -> bytes:
        return pad(Utils.Encode(data), AesConst.BlockSize())

# Copyright (c) 2021 <NAME>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

#
# Imports
#
from typing import Any, Union
from Crypto.Cipher import AES
from Crypto.Util.Padding import pad
from aes_cipher.aes_const import AesConst
from aes_cipher.utils import Utils


#
# Classes
#

# AES-CBC encrypter class
class AesCbcEncrypter:

    encrypted_data: bytes
    aes: Any

    # Constructor
    def __init__(self,
                 key: Union[str, bytes],
                 iv: Union[str, bytes]) -> None:
        self.encrypted_data = b""
        self.aes = AES.new(Utils.Encode(key), AES.MODE_CBC, iv=Utils.Encode(iv))

    # Encrypt data
    def Encrypt(self,
                data: Union[str, bytes]) -> None:
        self.encrypted_data = self.aes.encrypt(self.Pad(data))

    # Get encrypted data
    def GetEncryptedData(self) -> bytes:
        return self.encrypted_data

    # Pad data
    @staticmethod
    def Pad(data: Union[str, bytes]) -> bytes:
        return pad(Utils.Encode(data), AesConst.BlockSize())

# Copyright (c) 2021 <NAME> # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN # THE SOFTWARE. # # Imports # # # Classes # # AES-CBC encrypter class # Constructor # Encrypt data # Get encrypted data # Pad data