Ecc256.cpp

00001 /*******************************************************************************
00002 * Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved.
00003 *
00004 * Permission is hereby granted, free of charge, to any person obtaining a
00005 * copy of this software and associated documentation files (the "Software"),
00006 * to deal in the Software without restriction, including without limitation
00007 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
00008 * and/or sell copies of the Software, and to permit persons to whom the
00009 * Software is furnished to do so, subject to the following conditions:
00010 *
00011 * The above copyright notice and this permission notice shall be included
00012 * in all copies or substantial portions of the Software.
00013 *
00014 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00015 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00016 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00017 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
00018 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00019 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00020 * OTHER DEALINGS IN THE SOFTWARE.
00021 *
00022 * Except as contained in this notice, the name of Maxim Integrated
00023 * Products, Inc. shall not be used except as stated in the Maxim Integrated
00024 * Products, Inc. Branding Policy.
00025 *
00026 * The mere transfer of this software does not imply any licenses
00027 * of trade secrets, proprietary technology, copyrights, patents,
00028 * trademarks, maskwork rights, or any other form of intellectual
00029 * property whatsoever. Maxim Integrated Products, Inc. retains all
00030 * ownership rights.
00031 *******************************************************************************/
00032 
00033 #include "Ecc256.hpp"
00034 
00035 namespace MaximInterface {
00036 namespace Ecc256 {
00037 
00038 void copy(Point::const_span src, Point::span dst) {
00039   copy(src.x, dst.x);
00040   copy(src.y, dst.y);
00041 }
00042 
00043 void copy(KeyPair::const_span src, KeyPair::span dst) {
00044   copy(src.privateKey, dst.privateKey);
00045   copy(src.publicKey, dst.publicKey);
00046 }
00047 
00048 void copy(Signature::const_span src, Signature::span dst) {
00049   copy(src.r, dst.r);
00050   copy(src.s, dst.s);
00051 }
00052 
00053 PublicKey::span CertificateData::publicKey() {
00054   const PublicKey::span span = {
00055       make_span(result_).subspan<publicKeyIdx, Scalar::size>(),
00056       make_span(result_)
00057           .subspan<publicKeyIdx + Scalar::size, Scalar::size>()};
00058   return span;
00059 }
00060 
00061 } // namespace Ecc256
00062 } // namespace MaximInterface