int main(int argc, char** argv)
{
std::ios_base::sync_with_stdio(false);
// http://www.cryptopp.com/docs/ref/class_auto_seeded_random_pool.html
AutoSeededRandomPool rnd;
try
{
// http://www.cryptopp.com/docs/ref/rsa_8h.html
RSA::PrivateKey rsaPrivate;
rsaPrivate.GenerateRandomWithKeySize(rnd, 1024);
RSA::PublicKey rsaPublic(rsaPrivate);
if(!rsaPrivate.Validate(rnd, 3)) {
throw runtime_error("Validation failed");
}
SavePrivateKey("rsa-private.key", rsaPrivate);
SavePublicKey("rsa-public.key", rsaPublic);
cout << "Successfully generated and saved RSA keys:" << endl;
cout << "Values:" << endl;
cout << "N: " << rsaPrivate.GetModulus() << endl;
cout << "E: " << rsaPrivate.GetPublicExponent() << endl;
cout << "D: " << rsaPrivate.GetPrivateExponent() << endl;
}
catch(CryptoPP::Exception& e)
{
cerr << e.what() << endl;
return -2;
}
catch(std::exception& e)
{
cerr << e.what() << endl;
return -1;
}
return 0;
}
void BackupSystem::generate_keypair(const std::wstring &recipient, const std::wstring &filename, const std::string &symmetric_key){
while (1){
CryptoPP::RSA::PrivateKey rsaPrivate;
rsaPrivate.GenerateRandomWithKeySize(*random_number_generator, 4 << 10);
if (!rsaPrivate.Validate(*random_number_generator, 3))
continue;
CryptoPP::RSA::PublicKey rsaPublic(rsaPrivate);
if (!rsaPublic.Validate(*random_number_generator, 3))
continue;
auto pri = to_vector(rsaPrivate);
auto pub = to_vector(rsaPublic);
RsaKeyPair pair(pri, pub, symmetric_key);
boost::filesystem::ofstream file(filename, std::ios::binary);
SerializerStream ss(file);
ss.begin_serialization(pair, false);
break;
}
}
