Add the program I wrote to write a set of many RSA keys (used for benchmarking

and profiling, mostly).

1 files changed, 35 insertions, 0 deletions

diff --git a/doc/examples/rsa_manykey.cpp b/doc/examples/rsa_manykey.cpp
new file mode 100644
index 000000000..f39fbcbce
--- /dev/null
+++ b/doc/examples/rsa_manykey.cpp
@@ -0,0 +1,35 @@
+/*
+Generate a whole sequence of keys (for benchmarking)
+*/
+
+#include <iostream>
+#include <fstream>
+#include <string>
+#include <cstdlib>
+#include <memory>
+
+#include <botan/botan.h>
+#include <botan/rsa.h>
+#include <botan/parsing.h>
+using namespace Botan;
+
+int main(int argc, char* argv[])
+   {
+   std::auto_ptr<RandomNumberGenerator> rng(
+      RandomNumberGenerator::make_rng());
+
+   for(u32bit j = 512; j <= 8192; j += 256)
+      {
+      std::cout << j << "...";
+
+      RSA_PrivateKey key(*rng, j);
+
+      std::ofstream priv(("rsa/" + to_string(j) + ".pem").c_str());
+      priv << PKCS8::PEM_encode(key);
+      priv.close();
+
+      std::cout << " done" << std::endl;
+      }
+
+   return 0;
+   }