MD5.h

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/*
 * Copyright (C) 2012 by
 *   MetraLabs GmbH (MLAB), GERMANY
 * and
 *   Neuroinformatics and Cognitive Robotics Labs (NICR) at TU Ilmenau, GERMANY
 * All rights reserved.
 *
 * Contact: info@mira-project.org
 *
 * Commercial Usage:
 *   Licensees holding valid commercial licenses may use this file in
 *   accordance with the commercial license agreement provided with the
 *   software or, alternatively, in accordance with the terms contained in
 *   a written agreement between you and MLAB or NICR.
 *
 * GNU General Public License Usage:
 *   Alternatively, this file may be used under the terms of the GNU
 *   General Public License version 3.0 as published by the Free Software
 *   Foundation and appearing in the file LICENSE.GPL3 included in the
 *   packaging of this file. Please review the following information to
 *   ensure the GNU General Public License version 3.0 requirements will be
 *   met: http://www.gnu.org/copyleft/gpl.html.
 *   Alternatively you may (at your option) use any later version of the GNU
 *   General Public License if such license has been publicly approved by
 *   MLAB and NICR (or its successors, if any).
 *
 * IN NO EVENT SHALL "MLAB" OR "NICR" BE LIABLE TO ANY PARTY FOR DIRECT,
 * INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF
 * THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF "MLAB" OR
 * "NICR" HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * "MLAB" AND "NICR" SPECIFICALLY DISCLAIM ANY WARRANTIES, INCLUDING,
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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 */

#ifndef _MIRA_MD5_H_
#define _MIRA_MD5_H_

#include <security/HashStream.h>

#ifdef MIRA_USE_OPENSSL3
# include <security/OpenSSLWrapperMD.h>
#endif

namespace mira {


#ifdef MIRA_USE_OPENSSL3

class MD5StreamBuf :
    public OpenSSLWrapperMD
{
public:
    MD5StreamBuf() : OpenSSLWrapperMD("MD5") {}
    virtual ~MD5StreamBuf() {}
};

#else // MIRA_USE_OPENSSL3

class MIRA_BASE_EXPORT MD5StreamBuf :
    public HashStreamBuf
{
public:
    MD5StreamBuf();

    virtual ~MD5StreamBuf();

public:
    virtual void reset();

    virtual HashDigest getDigest() const;

protected:
    virtual std::streamsize xsputn(const char* s, std::streamsize n);

private:
    struct Context;

    Context* mCtx;
};

#endif // MIRA_USE_OPENSSL3


typedef HashStream<MD5StreamBuf> MD5;


} // namespace

#endif