diff options
Diffstat (limited to 'src/cli/speed.cpp')
| -rw-r--r-- | src/cli/speed.cpp | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/src/cli/speed.cpp b/src/cli/speed.cpp index 06c1e6ab9..e81ddd24b 100644 --- a/src/cli/speed.cpp +++ b/src/cli/speed.cpp @@ -1598,26 +1598,37 @@ class Speed final : public Command { const size_t coprime = 65537; // simulates RSA key gen - for(size_t bits : { 1024, 1536 }) + for(size_t bits : { 256, 384, 512, 768, 1024, 1536 }) { std::unique_ptr<Timer> genprime_timer = make_timer("random_prime " + std::to_string(bits)); + std::unique_ptr<Timer> gensafe_timer = make_timer("random_safe_prime " + std::to_string(bits)); std::unique_ptr<Timer> is_prime_timer = make_timer("is_prime " + std::to_string(bits)); - while(genprime_timer->under(runtime) && is_prime_timer->under(runtime)) + while(gensafe_timer->under(runtime)) { const Botan::BigInt p = genprime_timer->run([&] { return Botan::random_prime(rng(), bits, coprime); }); - const bool ok = is_prime_timer->run([&] + if(!is_prime_timer->run([&] { return Botan::is_prime(p, rng(), 64, true); })) { - return Botan::is_prime(p, rng(), 64, true); + error_output() << "Generated prime " << p << " which failed a primality test"; + } + + const Botan::BigInt sg = gensafe_timer->run([&] + { + return Botan::random_safe_prime(rng(), bits); }); - if(!ok) + if(!is_prime_timer->run([&] { return Botan::is_prime(sg, rng(), 64, true); })) { - error_output() << "Generated prime " << p << " which failed a primality test"; + error_output() << "Generated safe prime " << sg << " which failed a primality test"; + } + + if(!is_prime_timer->run([&] { return Botan::is_prime(sg / 2, rng(), 64, true); })) + { + error_output() << "Generated prime " << sg/2 << " which failed a primality test"; } // Now test p+2, p+4, ... which may or may not be prime @@ -1628,6 +1639,7 @@ class Speed final : public Command } record_result(genprime_timer); + record_result(gensafe_timer); record_result(is_prime_timer); } } |