1 files changed, 44 insertions, 0 deletions
diff --git a/old/botan/build/botan/auto_rng.h b/old/botan/build/botan/auto_rng.h
new file mode 100644
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+++ b/old/botan/build/botan/auto_rng.h
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+/*
+* Auto Seeded RNG
+* (C) 2008 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#ifndef BOTAN_AUTO_SEEDING_RNG_H__
+#define BOTAN_AUTO_SEEDING_RNG_H__
+
+#include <botan/rng.h>
+#include <string>
+
+namespace Botan {
+
+/**
+* RNG that attempts to seed itself
+*/
+class BOTAN_DLL AutoSeeded_RNG : public RandomNumberGenerator
+   {
+   public:
+      void randomize(byte out[], u32bit len)
+         { rng->randomize(out, len); }
+      bool is_seeded() const
+         { return rng->is_seeded(); }
+      void clear() throw() { rng->clear(); }
+      std::string name() const
+         { return "AutoSeeded(" + rng->name() + ")"; }
+
+      void reseed(u32bit poll_bits = 256) { rng->reseed(poll_bits); }
+      void add_entropy_source(EntropySource* es)
+         { rng->add_entropy_source(es); }
+      void add_entropy(const byte in[], u32bit len)
+         { rng->add_entropy(in, len); }
+
+      AutoSeeded_RNG(u32bit poll_bits = 256);
+      ~AutoSeeded_RNG() { delete rng; }
+   private:
+      RandomNumberGenerator* rng;
+   };
+
+}
+
+#endif