





import os
import sys

from . import rsa_key_generator as rkg

SCREAMING_SNAKE_CASE_		  =			1_2_8
SCREAMING_SNAKE_CASE_		  =			2_5_6



def   __lowercase  ( _SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE = DEFAULT_BLOCK_SIZE      )					->  Dict:


      '''simple docstring'''


      SCREAMING_SNAKE_CASE						=		message.encode("""ascii"""      )

      SCREAMING_SNAKE_CASE						=		[]
      for block_start in range(0					,		len(a__      )					,		a__      ):
            SCREAMING_SNAKE_CASE						=		0
            for i in range(a__					,		min(block_start + block_size					,		len(a__      )      )      ):
                  block_int += message_bytes[i] * (BYTE_SIZE ** (i % block_size))
            block_ints.append(a__      )
      return block_ints



def   __lowercase  ( _SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE = DEFAULT_BLOCK_SIZE      )					->  Union[str, Any]:


      '''simple docstring'''


      SCREAMING_SNAKE_CASE						=		[]
      for block_int in block_ints:
            SCREAMING_SNAKE_CASE						=		[]
            for i in range(block_size - 1					,		-1					,		-1      ):
                  if len(a__      ) + i < message_length:
                        SCREAMING_SNAKE_CASE						=		block_int // (BYTE_SIZE**i)
                        SCREAMING_SNAKE_CASE						=		block_int % (BYTE_SIZE**i)
                        block_message.insert(0					,		chr(a__      )      )
            message.extend(a__      )
      return "".join(a__      )



def   __lowercase  ( _SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE = DEFAULT_BLOCK_SIZE      )					->  Dict:


      '''simple docstring'''


      SCREAMING_SNAKE_CASE						=		[]
      SCREAMING_SNAKE_CASE,   SCREAMING_SNAKE_CASE						=		key

      for block in get_blocks_from_text(a__					,		a__      ):
            encrypted_blocks.append(pow(a__					,		a__					,		a__      )      )
      return encrypted_blocks



def   __lowercase  ( _SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE = DEFAULT_BLOCK_SIZE					,		)					->  str:


      '''simple docstring'''


      SCREAMING_SNAKE_CASE						=		[]
      SCREAMING_SNAKE_CASE,   SCREAMING_SNAKE_CASE						=		key
      for block in encrypted_blocks:
            decrypted_blocks.append(pow(a__					,		a__					,		a__      )      )
      return get_text_from_blocks(a__					,		a__					,		a__      )



def   __lowercase  ( _SCREAMING_SNAKE_CASE      )					->  Tuple:


      '''simple docstring'''


      with open(a__      ) as fo:
            SCREAMING_SNAKE_CASE						=		fo.read()
      SCREAMING_SNAKE_CASE,   SCREAMING_SNAKE_CASE,   SCREAMING_SNAKE_CASE						=		content.split(""","""      )
      return (int(a__      ), int(a__      ), int(a__      ))



def   __lowercase  ( _SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE = DEFAULT_BLOCK_SIZE					,		)					->  List[str]:


      '''simple docstring'''


      SCREAMING_SNAKE_CASE,   SCREAMING_SNAKE_CASE,   SCREAMING_SNAKE_CASE						=		read_key_file(a__      )
      if key_size < block_size * 8:
            sys.exit(
                """ERROR: Block size is {} bits and key size is {} bits. The RSA cipher """
                """requires the block size to be equal to or greater than the key size. """
                """Either decrease the block size or use different keys.""".format(
                    block_size * 8					,		a__      )      )

      SCREAMING_SNAKE_CASE						=		[str(a__      ) for i in encrypt_message(a__					,		(n, e)					,		a__      )]

      SCREAMING_SNAKE_CASE						=		""",""".join(a__      )
      SCREAMING_SNAKE_CASE						=		F"""{len(a__      )}_{block_size}_{encrypted_content}"""
      with open(a__					,		"""w"""      ) as fo:
            fo.write(a__      )
      return encrypted_content



def   __lowercase  ( _SCREAMING_SNAKE_CASE					,		_SCREAMING_SNAKE_CASE      )					->  int:


      '''simple docstring'''


      SCREAMING_SNAKE_CASE,   SCREAMING_SNAKE_CASE,   SCREAMING_SNAKE_CASE						=		read_key_file(a__      )
      with open(a__      ) as fo:
            SCREAMING_SNAKE_CASE						=		fo.read()
      SCREAMING_SNAKE_CASE,   SCREAMING_SNAKE_CASE,   SCREAMING_SNAKE_CASE						=		content.split("""_"""      )
      SCREAMING_SNAKE_CASE						=		int(a__      )
      SCREAMING_SNAKE_CASE						=		int(a__      )

      if key_size < block_size * 8:
            sys.exit(
                """ERROR: Block size is {} bits and key size is {} bits. The RSA cipher """
                """requires the block size to be equal to or greater than the key size. """
                """Did you specify the correct key file and encrypted file?""".format(
                    block_size * 8					,		a__      )      )

      SCREAMING_SNAKE_CASE						=		[]
      for block in encrypted_message.split(""","""      ):
            encrypted_blocks.append(int(a__      )      )

      return decrypt_message(a__					,		a__					,		(n, d)					,		a__      )



def   __lowercase  ( )					->  Union[str, Any]:


      '''simple docstring'''


      SCREAMING_SNAKE_CASE						=		"""encrypted_file.txt"""
      SCREAMING_SNAKE_CASE						=		input(r"""Encrypt\Decrypt [e\d]: """      )

      if response.lower().startswith("""e"""      ):
            SCREAMING_SNAKE_CASE						=		"""encrypt"""
      elif response.lower().startswith("""d"""      ):
            SCREAMING_SNAKE_CASE						=		"""decrypt"""

      if mode == "encrypt":
            if not os.path.exists("""rsa_pubkey.txt"""      ):
                  rkg.make_key_files("""rsa"""					,		10_24      )

            SCREAMING_SNAKE_CASE						=		input("""\nEnter message: """      )
            SCREAMING_SNAKE_CASE						=		"""rsa_pubkey.txt"""
            print(F"""Encrypting and writing to {filename}..."""      )
            SCREAMING_SNAKE_CASE						=		encrypt_and_write_to_file(a__					,		a__					,		a__      )

            print("""\nEncrypted text:"""      )
            print(a__      )

      elif mode == "decrypt":
            SCREAMING_SNAKE_CASE						=		"""rsa_privkey.txt"""
            print(F"""Reading from {filename} and decrypting..."""      )
            SCREAMING_SNAKE_CASE						=		read_from_file_and_decrypt(a__					,		a__      )
            print("""writing decryption to rsa_decryption.txt..."""      )
            with open("""rsa_decryption.txt"""					,		"""w"""      ) as dec:
                  dec.write(a__      )

            print("""\nDecryption:"""      )
            print(a__      )


if __name__ == "__main__":
      main()



'''simple docstring'''

def 				UpperCamelCase__      (      a__ = 1_0_0_0   ):


						'''simple docstring'''






						_lowerCAmelCase					    =[]
						_lowerCAmelCase					    =[]
						_lowerCAmelCase					    =3
						_lowerCAmelCase					    =5
						_lowerCAmelCase					    =1
						while True:
												_lowerCAmelCase					    =z * temp
												if result < n:
																		zmulti.append(a__   )
																		temp += 1
												else:
																		_lowerCAmelCase					    =1
																		break
						while True:
												_lowerCAmelCase					    =x * temp
												if result < n:
																		xmulti.append(a__   )
																		temp += 1
												else:
																		break
						_lowerCAmelCase					    =list(set(xmulti + zmulti   )   )
						return sum(a__   )


if __name__ == "__main__":
							print(F'{solution() = }')





