


'''simple docstring'''






import os
import sys

from . import rsa_key_generator as rkg

a_       :     Tuple 							=     1_2_8
a_       :     Any 							=     2_5_6






def 						_A					(lowerCAmelCase__	:int					,    lowerCAmelCase__	:List[Any] = DEFAULT_BLOCK_SIZE		) ->	list[int]:




     '''simple docstring'''



     _a         =				message.encode('ascii'		)

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






def 						_A					(lowerCAmelCase__	:Optional[Any]					,    lowerCAmelCase__	:Any					,    lowerCAmelCase__	:Dict = DEFAULT_BLOCK_SIZE		) ->	str:




     '''simple docstring'''



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






def 						_A					(lowerCAmelCase__	:List[str]					,    lowerCAmelCase__	:Dict					,    lowerCAmelCase__	:str = DEFAULT_BLOCK_SIZE		) ->	list[int]:




     '''simple docstring'''



     _a         =				[]
     _a   , _a         =				key

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






def 						_A					(lowerCAmelCase__	:str					,    lowerCAmelCase__	:Dict					,    lowerCAmelCase__	:Dict					,    lowerCAmelCase__	:int = DEFAULT_BLOCK_SIZE					,    ) ->	str:




     '''simple docstring'''



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






def 						_A					(lowerCAmelCase__	:str		) ->	tuple[int, int, int]:




     '''simple docstring'''



     with open(lowercase_		) as fo:
          _a         =				fo.read()
     _a   , _a   , _a         =				content.split(','		)
     return (int(lowercase_		), int(lowercase_		), int(lowercase_		))






def 						_A					(lowerCAmelCase__	:Dict					,    lowerCAmelCase__	:List[Any]					,    lowerCAmelCase__	:Tuple					,    lowerCAmelCase__	:List[Any] = DEFAULT_BLOCK_SIZE					,    ) ->	str:




     '''simple docstring'''



     _a   , _a   , _a         =				read_key_file(lowercase_		)
     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					,    lowercase_		)		)

     _a         =				[str(lowercase_		) for i in encrypt_message(lowercase_					,    (n, e)					,    lowercase_		)]

     _a         =				','.join(lowercase_		)
     _a         =				f'{len(lowercase_		)}_{block_size}_{encrypted_content}'
     with open(lowercase_					,    'w'		) as fo:
          fo.write(lowercase_		)
     return encrypted_content






def 						_A					(lowerCAmelCase__	:str					,    lowerCAmelCase__	:str		) ->	str:




     '''simple docstring'''



     _a   , _a   , _a         =				read_key_file(lowercase_		)
     with open(lowercase_		) as fo:
          _a         =				fo.read()
     _a   , _a   , _a         =				content.split('_'		)
     _a         =				int(lowercase_		)
     _a         =				int(lowercase_		)

     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					,    lowercase_		)		)

     _a         =				[]
     for block in encrypted_message.split(','		):
          encrypted_blocks.append(int(lowercase_		)		)

     return decrypt_message(lowercase_					,    lowercase_					,    (n, d)					,    lowercase_		)






def 						_A					() ->	None:




     '''simple docstring'''



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

     if response.lower().startswith('e'		):
          _a         =				'encrypt'
     elif response.lower().startswith('d'		):
          _a         =				'decrypt'

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

          _a         =				input('\nEnter message: '		)
          _a         =				'rsa_pubkey.txt'
          print(f'Encrypting and writing to {filename}...'		)
          _a         =				encrypt_and_write_to_file(lowercase_					,    lowercase_					,    lowercase_		)

          print('\nEncrypted text:'		)
          print(lowercase_		)

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

          print('\nDecryption:'		)
          print(lowercase_		)


if __name__ == "__main__":
 main()







"""simple docstring"""



import os

from apache_beam.io.filesystems import FileSystems
from apache_beam.pipeline import Pipeline

from .logging import get_logger


SCREAMING_SNAKE_CASE							=			2 << 20  # 2mb
SCREAMING_SNAKE_CASE							=			get_logger(__name__)




class       UpperCAmelCase_    (		A_				):




    def 				__magic_name__				(       self		:			Tuple ) ->				Optional[int]:




     '''simple docstring'''

     A__			=							self._options.get_all_options().get("runner" )
     return runner in [None, "DirectRunner", "PortableRunner"]







def     _SCREAMING_SNAKE_CASE  (				lowercase_     ,					lowercase_     ,					lowercase_=False		)		->						Dict:
 A__			=							FileSystems
 if fs.exists(lowercase_		):
  if force_upload:
   logger.info(f"""Remote path already exist: {remote_file_path}. Overwriting it as force_upload=True."""		)
  else:
   logger.info(f"""Remote path already exist: {remote_file_path}. Skipping it as force_upload=False."""		)
   return
 with fs.create(lowercase_		) as remote_file:
  with open(lowercase_     ,					"rb"		) as local_file:
   A__			=							local_file.read(lowercase_		)
   while chunk:
    remote_file.write(lowercase_		)
    A__			=							local_file.read(lowercase_		)







def     _SCREAMING_SNAKE_CASE  (				lowercase_     ,					lowercase_     ,					lowercase_=False		)		->						int:
 A__			=							FileSystems
 if os.path.exists(lowercase_		):
  if force_download:
   logger.info(f"""Local path already exist: {remote_file_path}. Overwriting it as force_upload=True."""		)
  else:
   logger.info(f"""Local path already exist: {remote_file_path}. Skipping it as force_upload=False."""		)
   return
 with fs.open(lowercase_		) as remote_file:
  with open(lowercase_     ,					"wb"		) as local_file:
   A__			=							remote_file.read(lowercase_		)
   while chunk:
    local_file.write(lowercase_		)
    A__			=							remote_file.read(lowercase_		)





