35 lines
990 B
ActionScript
35 lines
990 B
ActionScript
/**
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* ISymmetricKey
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*
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* An interface for symmetric encryption keys to implement.
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* Copyright (c) 2007 Henri Torgemane
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*
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* See LICENSE.txt for full license information.
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*/
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package com.hurlant.crypto.symmetric
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{
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import flash.utils.ByteArray;
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public interface ISymmetricKey
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{
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/**
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* Returns the block size used by this particular encryption algorithm
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*/
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function getBlockSize():uint;
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/**
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* Encrypt one block of data in "block", starting at "index", of length "getBlockSize()"
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*/
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function encrypt(block:ByteArray, index:uint=0):void;
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/**
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* Decrypt one block of data in "block", starting at "index", of length "getBlockSize()"
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*/
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function decrypt(block:ByteArray, index:uint=0):void;
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/**
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* Attempts to destroy sensitive information from memory, such as encryption keys.
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* Note: This is not guaranteed to work given the Flash sandbox model.
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*/
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function dispose():void;
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function toString():String;
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}
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} |