view enigma/enigma_utils.h @ 1:1459e74fda3f

Finished creating rotor class and factories.
author Brian Neal <bgneal@gmail.com>
date Fri, 22 Jun 2012 20:15:11 -0500
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children 2792ca4ffa84
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#ifndef CPP_ENIGMA_ENIGMA_UTILS_H
#define CPP_ENIGMA_ENIGMA_UTILS_H
// Copyright (C) 2012 by Brian Neal.
// This file is part of Cpp-Enigma, the Enigma Machine simulation.
// Cpp-Enigma is released under the MIT License (see License.txt).
//
// enigma_utils.h - This file contains common functions used throughout Cpp-Enigma.

namespace enigma
{
   // This version of mod acts like Python's with respect to negative dividends.
   inline int alpha_mod(int dividend)
   {
      if (dividend < 0)
      {
         dividend += 26;
      }
      return dividend % 26;
   }
}

#endif