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/*
* The Mana World Server
* Copyright 2004 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 "cipher.h"
#include <iomanip>
#include <sstream>
#include <openssl/evp.h>
#include <openssl/md5.h>
namespace utils
{
/**
* Default constructor.
*/
Cipher::Cipher(void)
throw()
{
// NOOP
}
/**
* Destructor.
*/
Cipher::~Cipher(void)
throw()
{
// NOOP
}
/**
* Encode using the MD5 digest algorithm.
*/
std::string
Cipher::md5(const std::string& str)
{
unsigned char md[MD5_DIGEST_LENGTH];
EVP_Digest(
(unsigned char*) str.c_str(),
(unsigned long) str.length(),
md,
NULL,
EVP_md5(),
NULL
);
return toHex(md, MD5_DIGEST_LENGTH);
}
/**
* Convert a string into hexadecimal.
*/
std::string
Cipher::toHex(const unsigned char* str,
const unsigned short length)
{
using namespace std;
ostringstream os;
for (int i = 0; i < length; ++i) {
os << setfill('0') << setw(2) << hex << (int) str[i];
}
return os.str();
}
} // namespace utils
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