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/*
Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
This program 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
(at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <openssl/md5.h>
#include <boost/noncopyable.hpp>
#include <boost/optional.hpp>
#include <string>
class MD5Digester : public boost::noncopyable
{
public:
MD5Digester ();
~MD5Digester ();
void add (void const * data, size_t size);
template <class T>
void add (T data) {
add (&data, sizeof (T));
}
void add (std::string const & s);
std::string get () const;
private:
mutable MD5_CTX _context;
mutable boost::optional<std::string> _digest;
};
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