Givaro
examples/Integer/RSA_breaking.C

NO DOC

// Copyright(c)'1994-2009 by The Givaro group
// This file is part of Givaro.
// Givaro is governed by the CeCILL-B license under French law
// and abiding by the rules of distribution of free software.
// see the COPYRIGHT file for more details.
#include <iostream>
using namespace std;
#define GIVARO_LENSTRA
#include "givaro/givintrsa.h"
#include "givaro/givtimer.h"
using namespace Givaro;
int main(int argc, char** argv)
{
Timer tim;
tim.clear();
if (argc > 1)
m = IntRSADom<>::Element( argv[1] );
else
cin >> m;
if (argc > 2)
k = IntRSADom<>::Element( argv[2] );
else
cin >> k;
IntRSADom<> IR(m,k);
tim.start();
IR.point_break(u);
tim.stop();
/* For a factored output :
IR.write( cerr << "m=pq: ", IR.getm()) ;
IR.write( cerr << ", cipher k: " , IR.getk()) << " ----> decipering key: " ;
IR.write( cout, u ) << endl;
*/
// Unfactored output
cerr << "n=pq: " << IR.getn() << ", cipher key: " << IR.gete() << " ----> decipering key: ";
cout << u << endl;
cerr << tim << endl;
return 0;
}