/* * @(#)ECField.java 1.4 03/12/19 * * Copyright 2004 Sun Microsystems, Inc. All rights reserved. * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */ package java.security.spec; import java.math.BigInteger; import java.util.Arrays; /** * This interface represents an elliptic curve (EC) finite field. * All specialized EC fields must implements this interface. * * @see ECFieldFp * @see ECFieldF2m * * @author Valerie Peng * @version 1.4, 12/19/03 * * @since 1.5 */ public interface ECField { /** * Returns the field size in bits. Note: For prime finite * field ECFieldFp, size of prime p in bits is returned. * For characteristic 2 finite field ECFieldF2m, m is returned. * @return the field size in bits. */ int getFieldSize(); }