/**

 * MACs

 * 

 * An enumeration of MACs implemented for TLS 1.0/SSL 3.0

 * Copyright (c) 2007 Henri Torgemane

 * 

 * See LICENSE.txt for full license information.

 */

package com.hurlant.crypto.tls {

	import com.hurlant.crypto.Crypto;

	import com.hurlant.crypto.hash.HMAC;

	import com.hurlant.crypto.hash.MAC;

	

	public class MACs {

		public static const NULL:uint = 0;

		public static const MD5:uint = 1;

		public static const SHA1:uint = 2;

		

		public static function getHashSize(hash:uint):uint {

			return [0,16,20][hash];

		}	

		

		public static function getPadSize(hash:uint):int {

			return [0, 48, 40][hash];

		}	

		

		public static function getHMAC(hash:uint):HMAC {

			if (hash==NULL) return null;

			return Crypto.getHMAC(['',"md5","sha1"][hash]);

		}

	

		public static function getMAC(hash:uint):MAC {

			return Crypto.getMAC(['', "md5", "sha1"][hash]);

		} 

		

		

	}

}