ibrdtn/ibrdtn/utils/Random.cpp

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/*
 * Random.cpp
 *
 *  Created on: 15.06.2011
 *      Author: morgenro
 */

#include "Random.h"
#include <time.h>
#include <stdlib.h>

namespace dtn
{
        namespace utils
        {
                Random::Random()
                {
                        // initialize a random seed
                        srand(time(0));
                }

                Random::~Random()
                {
                }

                const std::string Random::gen_chars(size_t size) const
                {
                        static const char text[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
                        char dst[size];
                        int i, len = size - 1;
                        for ( i = 0; i < len; ++i )
                        {
                                dst[i] = text[rand() % (sizeof text - 1)];
                        }
                        dst[i] = '\0';
                        return dst;
                };
        }
}