| 421 | } |
| 422 | |
| 423 | virtual void DoTest() |
| 424 | { |
| 425 | std::string output; |
| 426 | |
| 427 | if (m_algorithm == "DSA") |
| 428 | { |
| 429 | if (m_test == "KeyPair") |
| 430 | { |
| 431 | DL_GroupParameters_DSA pqg; |
| 432 | int modLen = atol(m_bracketString.substr(6).c_str()); |
| 433 | pqg.GenerateRandomWithKeySize(m_rng, modLen); |
| 434 | |
| 435 | OutputData(output, "P ", pqg.GetModulus()); |
| 436 | OutputData(output, "Q ", pqg.GetSubgroupOrder()); |
| 437 | OutputData(output, "G ", pqg.GetSubgroupGenerator()); |
| 438 | |
| 439 | int n = atol(m_data["N"].c_str()); |
| 440 | for (int i=0; i<n; i++) |
| 441 | { |
| 442 | DSA::Signer priv; |
| 443 | priv.AccessKey().GenerateRandom(m_rng, pqg); |
| 444 | DSA::Verifier pub(priv); |
| 445 | |
| 446 | OutputData(output, "X ", priv.GetKey().GetPrivateExponent()); |
| 447 | OutputData(output, "Y ", pub.GetKey().GetPublicElement()); |
| 448 | AttachedTransformation()->Put((byte *)output.data(), output.size()); |
| 449 | output.resize(0); |
| 450 | } |
| 451 | } |
| 452 | else if (m_test == "PQGGen") |
| 453 | { |
| 454 | int n = atol(m_data["N"].c_str()); |
| 455 | for (int i=0; i<n; i++) |
| 456 | { |
| 457 | Integer p, q, h, g; |
| 458 | int counter; |
| 459 | |
| 460 | SecByteBlock seed(SHA::DIGESTSIZE); |
| 461 | do |
| 462 | { |
| 463 | m_rng.GenerateBlock(seed, seed.size()); |
| 464 | } |
| 465 | while (!DSA::GeneratePrimes(seed, seed.size()*8, counter, p, 1024, q)); |
| 466 | h.Randomize(m_rng, 2, p-2); |
| 467 | g = a_exp_b_mod_c(h, (p-1)/q, p); |
| 468 | |
| 469 | OutputData(output, "P ", p); |
| 470 | OutputData(output, "Q ", q); |
| 471 | OutputData(output, "G ", g); |
| 472 | OutputData(output, "Seed ", seed); |
| 473 | OutputData(output, "c ", counter); |
| 474 | OutputData(output, "H ", h, p.ByteCount()); |
| 475 | AttachedTransformation()->Put((byte *)output.data(), output.size()); |
| 476 | output.resize(0); |
| 477 | } |
| 478 | } |
| 479 | else if (m_test == "SigGen") |
| 480 | { |
nothing calls this directly
no test coverage detected