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/*
* The Mana World
* Copyright 2008 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* The Mana World is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: $
*/
#include "encryption.h"
#include <time.h>
std::string Encryption::GetSHA2Hash(std::string stringToHash)
{
if (stringToHash.length() == 0)
return "";
sha2 mySha;
return mySha.GetHash(shaType, (const sha_byte *)stringToHash.c_str(), stringToHash.size());
}
char _getRandomCharacter()
{
char result = '0';
// Taking a number of character taken between 33 and 127
// (Every normal characters from ASCII table).
int number = (rand() % 94) + 33;
// Those characters are dodged to ease user input and avoid database
// breaks: " ' , ` \ ^ * / ~ |
if (number == 34 || number == 39 || number == 42 || number == 44 ||
number == 47 || number == 92 || number == 94 || number == 96 ||
number == 124 || number == 126)
number++;
result = char(number);
return result;
}
/**
* Using this function, the random salt changes at every second.
*/
std::string Encryption::CreateRandomPassword()
{
std::string result = "";
// Ititializing random seed.
srand(time(NULL));
// Taking a number of character taken between 20 and 30.
int characterNumber = (rand() % 10) + 20;
for (int a = 1; a < characterNumber; a++)
{
result += _getRandomCharacter();
}
return result;
}
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