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/*
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* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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* Generate an RSA key.
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*
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*/
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/**
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@file
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*/
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#include <stdio.h>
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#include <openssl/crypto.h>
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#include <openssl/rand.h>
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#include <openssl/rsa.h>
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#include <openssl/bn.h>
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#include "utils.h"
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#ifndef BOOL
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#define BOOL int
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#define TRUE 1
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#define FALSE 0
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#endif
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static void printRSAKey(RSA* key)
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{
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printf("static RSA* createRSAKey()\n");
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printf("\t{\n");
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printCBN("n_data", key->n);
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printCBN("e_data", key->e);
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printCBN("d_data", key->d);
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printf("\tRSA* key = RSA_new();\n");
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printf("\tkey->n = BN_new();\n");
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printf("\tkey->e = BN_new();\n");
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printf("\tkey->d = BN_new();\n");
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printf("\tBN_bin2bn(n_data, n_data_len, key->n);\n");
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printf("\tBN_bin2bn(e_data, e_data_len, key->e);\n");
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printf("\tBN_bin2bn(d_data, d_data_len, key->d);\n");
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printf("\treturn key;\n");
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printf("\t}\n");
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}
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static const char rnd_seed[] = "string to make the random number generator think it has entropy";
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static void badUsage()
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{
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printf("usage: gen_rsakey\n");
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exit(1);
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}
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int main(int argc, char **argv)
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{
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RSA *rsa;
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int modulus_size = 1024;
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int exponent = 65537;
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if (argc > 1)
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badUsage();
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RAND_seed(rnd_seed, sizeof rnd_seed);
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rsa = RSA_generate_key(modulus_size, exponent, NULL, NULL);
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printRSAKey(rsa);
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return 0;
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}
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