## OpenJDK / jdk7u / jdk7u-dev / jdk

### view src/share/native/sun/security/ec/impl/ecl.h @ 3909:272483f6650b

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7033660: Update copyright year to 2011 on any files changed in 2011
Reviewed-by: dholmes

author | ohair |
---|---|

date | Wed, 06 Apr 2011 22:06:11 -0700 |

parents | 1b5c838b8db8 |

children | b49a0af85821 |

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/* ********************************************************************* * * Sun elects to have this file available under and governed by the * Mozilla Public License Version 1.1 ("MPL") (see * http://www.mozilla.org/MPL/ for full license text). For the avoidance * of doubt and subject to the following, Sun also elects to allow * licensees to use this file under the MPL, the GNU General Public * License version 2 only or the Lesser General Public License version * 2.1 only. Any references to the "GNU General Public License version 2 * or later" or "GPL" in the following shall be construed to mean the * GNU General Public License version 2 only. Any references to the "GNU * Lesser General Public License version 2.1 or later" or "LGPL" in the * following shall be construed to mean the GNU Lesser General Public * License version 2.1 only. However, the following notice accompanied * the original version of this file: * * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is the elliptic curve math library. * * The Initial Developer of the Original Code is * Sun Microsystems, Inc. * Portions created by the Initial Developer are Copyright (C) 2003 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * *********************************************************************** */ /* * Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. */ #ifndef _ECL_H #define _ECL_H /* Although this is not an exported header file, code which uses elliptic * curve point operations will need to include it. */ #include "ecl-exp.h" #include "mpi.h" struct ECGroupStr; typedef struct ECGroupStr ECGroup; /* Construct ECGroup from hexadecimal representations of parameters. */ ECGroup *ECGroup_fromHex(const ECCurveParams * params, int kmflag); /* Construct ECGroup from named parameters. */ ECGroup *ECGroup_fromName(const ECCurveName name, int kmflag); /* Free an allocated ECGroup. */ void ECGroup_free(ECGroup *group); /* Construct ECCurveParams from an ECCurveName */ ECCurveParams *EC_GetNamedCurveParams(const ECCurveName name, int kmflag); /* Duplicates an ECCurveParams */ ECCurveParams *ECCurveParams_dup(const ECCurveParams * params, int kmflag); /* Free an allocated ECCurveParams */ void EC_FreeCurveParams(ECCurveParams * params); /* Elliptic curve scalar-point multiplication. Computes Q(x, y) = k * P(x, * y). If x, y = NULL, then P is assumed to be the generator (base point) * of the group of points on the elliptic curve. Input and output values * are assumed to be NOT field-encoded. */ mp_err ECPoint_mul(const ECGroup *group, const mp_int *k, const mp_int *px, const mp_int *py, mp_int *qx, mp_int *qy); /* Elliptic curve scalar-point multiplication. Computes Q(x, y) = k1 * G + * k2 * P(x, y), where G is the generator (base point) of the group of * points on the elliptic curve. Input and output values are assumed to * be NOT field-encoded. */ mp_err ECPoints_mul(const ECGroup *group, const mp_int *k1, const mp_int *k2, const mp_int *px, const mp_int *py, mp_int *qx, mp_int *qy); /* Validates an EC public key as described in Section 5.2.2 of X9.62. * Returns MP_YES if the public key is valid, MP_NO if the public key * is invalid, or an error code if the validation could not be * performed. */ mp_err ECPoint_validate(const ECGroup *group, const mp_int *px, const mp_int *py); #endif /* _ECL_H */