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jdk/src/share/native/sun/security/ec/mp_gf2m.h
author vinnie
Tue, 11 Aug 2009 16:52:26 +0100
changeset 3492 e549cea58864
permissions -rw-r--r--
6840752: Provide out-of-the-box support for ECC algorithms Reviewed-by: alanb, mullan, wetmore
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/* *********************************************************************
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 *
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 * Sun elects to have this file available under and governed by the
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 * Mozilla Public License Version 1.1 ("MPL") (see
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 * http://www.mozilla.org/MPL/ for full license text). For the avoidance
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 * of doubt and subject to the following, Sun also elects to allow
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 * licensees to use this file under the MPL, the GNU General Public
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 * License version 2 only or the Lesser General Public License version
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 * 2.1 only. Any references to the "GNU General Public License version 2
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 * or later" or "GPL" in the following shall be construed to mean the
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 * GNU General Public License version 2 only. Any references to the "GNU
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 * Lesser General Public License version 2.1 or later" or "LGPL" in the
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 * following shall be construed to mean the GNU Lesser General Public
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 * License version 2.1 only. However, the following notice accompanied
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 * the original version of this file:
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 *
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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 *
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 * The contents of this file are subject to the Mozilla Public License Version
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 * 1.1 (the "License"); you may not use this file except in compliance with
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 * the License. You may obtain a copy of the License at
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 * http://www.mozilla.org/MPL/
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 *
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 * Software distributed under the License is distributed on an "AS IS" basis,
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 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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 * for the specific language governing rights and limitations under the
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 * License.
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 *
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 * The Original Code is the Multi-precision Binary Polynomial Arithmetic Library.
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 *
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 * The Initial Developer of the Original Code is
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 * Sun Microsystems, Inc.
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 * Portions created by the Initial Developer are Copyright (C) 2003
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 * the Initial Developer. All Rights Reserved.
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 *
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 * Contributor(s):
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 *   Sheueling Chang Shantz <sheueling.chang@sun.com> and
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 *   Douglas Stebila <douglas@stebila.ca> of Sun Laboratories.
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 *
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 * Alternatively, the contents of this file may be used under the terms of
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 * either the GNU General Public License Version 2 or later (the "GPL"), or
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 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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 * in which case the provisions of the GPL or the LGPL are applicable instead
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 * of those above. If you wish to allow use of your version of this file only
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 * under the terms of either the GPL or the LGPL, and not to allow others to
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 * use your version of this file under the terms of the MPL, indicate your
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 * decision by deleting the provisions above and replace them with the notice
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 * and other provisions required by the GPL or the LGPL. If you do not delete
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 * the provisions above, a recipient may use your version of this file under
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 * the terms of any one of the MPL, the GPL or the LGPL.
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 *
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 *********************************************************************** */
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/*
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 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
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 * Use is subject to license terms.
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 */
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#ifndef _MP_GF2M_H_













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#define _MP_GF2M_H_













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#pragma ident   "%Z%%M% %I%     %E% SMI"













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#include "mpi.h"













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mp_err mp_badd(const mp_int *a, const mp_int *b, mp_int *c);













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mp_err mp_bmul(const mp_int *a, const mp_int *b, mp_int *c);













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/* For modular arithmetic, the irreducible polynomial f(t) is represented













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 * as an array of int[], where f(t) is of the form:













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 *     f(t) = t^p[0] + t^p[1] + ... + t^p[k]













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 * where m = p[0] > p[1] > ... > p[k] = 0.













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 */













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mp_err mp_bmod(const mp_int *a, const unsigned int p[], mp_int *r);













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mp_err mp_bmulmod(const mp_int *a, const mp_int *b, const unsigned int p[],













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    mp_int *r);













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mp_err mp_bsqrmod(const mp_int *a, const unsigned int p[], mp_int *r);













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mp_err mp_bdivmod(const mp_int *y, const mp_int *x, const mp_int *pp,













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    const unsigned int p[], mp_int *r);













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int mp_bpoly2arr(const mp_int *a, unsigned int p[], int max);













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mp_err mp_barr2poly(const unsigned int p[], mp_int *a);













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#endif /* _MP_GF2M_H_ */















jdk-sandbox