botan/src/rng/rng.cpp


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/*
* Random Number Generator Base
* (C) 1999-2008 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/

#include <botan/rng.h>

#if defined(BOTAN_HAS_AUTO_SEEDING_RNG)
  #include <botan/auto_rng.h>
#endif

namespace Botan {

/*
* Get a single random byte
*/
byte RandomNumberGenerator::next_byte()
   {
   byte out;
   this->randomize(&out, 1);
   return out;
   }

/*
* Create and seed a new RNG object
*/
RandomNumberGenerator* RandomNumberGenerator::make_rng()
   {
#if defined(BOTAN_HAS_AUTO_SEEDING_RNG)
   return new AutoSeeded_RNG;
#endif

   throw Algorithm_Not_Found("RandomNumberGenerator::make_rng - no RNG found");
   }

}