1 files changed, 229 insertions, 0 deletions
diff --git a/src/cmd/speed/speed.cpp b/src/cmd/speed/speed.cpp
new file mode 100644
index 000000000..2e3d2c6fa
--- /dev/null
+++ b/src/cmd/speed/speed.cpp
@@ -0,0 +1,229 @@
+/*
+* (C) 2009 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#include "speed.h"
+#include <iostream>
+#include <iomanip>
+
+#include <botan/benchmark.h>
+#include <botan/aead.h>
+#include <botan/auto_rng.h>
+#include <botan/libstate.h>
+#include <botan/pipe.h>
+#include <botan/filters.h>
+#include <botan/engine.h>
+#include <botan/parsing.h>
+#include <botan/symkey.h>
+#include <botan/hex.h>
+
+#include <chrono>
+
+typedef std::chrono::high_resolution_clock benchmark_clock;
+
+
+using namespace Botan;
+
+namespace {
+
+const std::string default_benchmark_list[] = {
+
+   /* Block ciphers */
+   "AES-128",
+   "AES-192",
+   "AES-256",
+   "Blowfish",
+   "CAST-128",
+   "CAST-256",
+   "DES",
+   "DESX",
+   "GOST",
+   "IDEA",
+   "KASUMI",
+   "MARS",
+   "MISTY1",
+   "Noekeon",
+   "RC2",
+   "RC5(16)",
+   "RC6",
+   "SAFER-SK(10)",
+   "SEED",
+   "Serpent",
+   "Skipjack",
+   "Square",
+   "TEA",
+   "TripleDES",
+   "Threefish-512",
+   "Twofish",
+   "XTEA",
+
+   /* Cipher modes */
+   "AES-128/CBC",
+   "AES-128/CTR-BE",
+   "AES-128/EAX",
+   "AES-128/OCB",
+   "AES-128/GCM",
+   "AES-128/XTS",
+
+   "Serpent/CBC",
+   "Serpent/CTR-BE",
+   "Serpent/EAX",
+   "Serpent/OCB",
+   "Serpent/GCM",
+   "Serpent/XTS",
+
+   /* Stream ciphers */
+   "RC4",
+   "Salsa20",
+
+   /* Hashes */
+   "HAS-160",
+   "Keccak-1600(512)",
+   "MD4",
+   "MD5",
+   "RIPEMD-128",
+   "RIPEMD-160",
+   "SHA-160",
+   "SHA-256",
+   "SHA-384",
+   "SHA-512",
+   "Skein-512",
+   "Tiger",
+   "Whirlpool",
+
+   /* MACs */
+   "CMAC(AES-128)",
+   "HMAC(SHA-1)",
+   "",
+};
+
+void report_results(const std::string& algo,
+                    const std::map<std::string, double>& speeds)
+   {
+   if(speeds.empty())
+      return;
+
+   // invert, showing fastest impl first
+   std::map<double, std::string> results;
+
+   for(auto i = speeds.begin(); i != speeds.end(); ++i)
+      {
+      // Speeds might collide, tweak slightly to handle this
+      if(results[i->second] == "")
+         results[i->second] = i->first;
+      else
+         results[i->second - .01] = i->first;
+      }
+
+   std::cout << algo;
+
+   for(auto i = results.rbegin(); i != results.rend(); ++i)
+      {
+      std::cout << " [" << i->second << "] "
+                << std::fixed << std::setprecision(2) << i->first;
+      }
+   std::cout << std::endl;
+   }
+
+void time_transform(std::unique_ptr<Transformation> tf,
+                    RandomNumberGenerator& rng)
+   {
+   if(!tf)
+      return;
+
+   if(tf->maximum_keylength() > 0)
+      tf->set_key(rng.random_vec(tf->maximum_keylength()));
+
+   for(size_t buf_size : { 16, 64, 256, 1024, 8192 })
+      {
+      secure_vector<byte> buffer(buf_size);
+
+      double res = time_op(std::chrono::seconds(1),
+                           [&tf,&buffer,buf_size,&rng]{
+                           tf->start_vec(rng.random_vec(tf->default_nonce_length()));
+                           tf->finish(buffer);
+                           buffer.resize(buf_size);
+                           });
+
+      const double Mbytes = (res * buf_size) / 1024 / 1024;
+
+      std::cout << tf->name() << " " << std::setprecision(4) << Mbytes
+                << " MiB / sec with " << buf_size << " byte blocks\n";
+      }
+   }
+
+void time_transform(const std::string& algo, RandomNumberGenerator& rng)
+   {
+   std::unique_ptr<Transformation> tf;
+   tf.reset(get_aead(algo, ENCRYPTION));
+   time_transform(std::move(tf), rng);
+   }
+
+}
+
+void bench_algo(const std::string& algo,
+                RandomNumberGenerator& rng,
+                double seconds,
+                size_t buf_size)
+   {
+   Algorithm_Factory& af = global_state().algorithm_factory();
+
+   std::chrono::milliseconds ms(
+      static_cast<std::chrono::milliseconds::rep>(seconds * 1000));
+
+   std::map<std::string, double> speeds = algorithm_benchmark(algo, af, rng, ms, buf_size);
+
+   report_results(algo, speeds);
+
+   if(speeds.empty())
+      time_transform(algo, rng);
+
+   if(speeds.empty())
+      bench_pk(rng, algo, seconds);
+   }
+
+int speed_main(int argc, char* argv[])
+   {
+   OptionParser opts("seconds=|buf-size=");
+   opts.parse(argv);
+
+   double seconds = .5;
+   u32bit buf_size = 16;
+
+   if(opts.is_set("seconds"))
+      {
+      seconds = std::atof(opts.value("seconds").c_str());
+      if(seconds < 0.1 || seconds > (5 * 60))
+         {
+         std::cout << "Invalid argument to --seconds\n";
+         return 2;
+         }
+      }
+
+   if(opts.is_set("buf-size"))
+      {
+      buf_size = std::atoi(opts.value("buf-size").c_str());
+      if(buf_size == 0 || buf_size > 1024)
+         {
+         std::cout << "Invalid argument to --buf-size\n";
+         return 2;
+         }
+      }
+
+   const auto args = opts.arguments();
+
+   if(args.empty() || args[0] == "help" || args[0] == "-h")
+      {
+      std::cout << "Help!\n";
+      return 1;
+      }
+
+   AutoSeeded_RNG rng;
+
+   for(auto alg: args)
+      bench_algo(alg, rng, seconds, buf_size);
+
+   return 0;
+   }