77 lines
2.0 KiB
C++
77 lines
2.0 KiB
C++
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/*
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* Copyright (c) 2012-2020 MIRACL UK Ltd.
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*
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* This file is part of MIRACL Core
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* (see https://github.com/miracl/core).
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* test driver and function exerciser for NewHope Functions */
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// See https://eprint.iacr.org/2016/1157 (Alkim, Ducas, Popplemann and Schwabe)
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/* gcc -O2 testnhs.c core.a -o testnhs.exe */
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#include <stdio.h>
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#include <time.h>
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#include "newhope.h"
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using namespace core;
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int main()
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{
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int i, ii, j, err;
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unsigned long ran;
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char raw[100];
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csprng SRNG, CRNG;
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RAND_clean(&SRNG); RAND_clean(&CRNG);
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char s[1792], sb[1824], uc[2176], keyA[32], keyB[32];
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octet S = {0, sizeof(s), s};
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octet SB = {0, sizeof(sb), sb};
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octet UC = {0, sizeof(uc), uc};
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octet KEYA = {0, sizeof(keyA), keyA};
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octet KEYB = {0, sizeof(keyB), keyB};
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printf("\nTesting New Hope Key Exchange\n");
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// initialise random number generators
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time((time_t *)&ran);
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raw[0] = ran;
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raw[1] = ran >> 8;
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raw[2] = ran >> 16;
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raw[3] = ran >> 24;
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for (i = 4; i < 100; i++) raw[i] = i + 1;
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RAND_seed(&SRNG, 100, raw);
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for (i = 4; i < 100; i++) raw[i] = i + 2;
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RAND_seed(&CRNG, 100, raw);
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// NewHope Simple key exchange - see https://eprint.iacr.org/2016/1157.pdf Protocol 1
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NHS_SERVER_1(&SRNG, &SB, &S);
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NHS_CLIENT(&CRNG, &SB, &UC, &KEYB);
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NHS_SERVER_2(&S, &UC, &KEYA);
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printf("Alice key= 0x");
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OCT_output(&KEYA);
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printf("Bob's key= 0x");
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OCT_output(&KEYB);
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return 0;
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}
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