17 lines
		
	
	
		
			458 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			17 lines
		
	
	
		
			458 B
		
	
	
	
		
			Python
		
	
	
	
	
	
"""Abstract class for RC4."""
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from compat import * #For False
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class RC4:
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    def __init__(self, keyBytes, implementation):
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        if len(keyBytes) < 16 or len(keyBytes) > 256:
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            raise ValueError()
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        self.isBlockCipher = False
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        self.name = "rc4"
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        self.implementation = implementation
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    def encrypt(self, plaintext):
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        raise NotImplementedError()
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    def decrypt(self, ciphertext):
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        raise NotImplementedError() |