CIDImpl.h

/*
 * 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 Library 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 * CIDImpl.h
 * The actual implementation of a CID. The implementation changes based on
 *   which uuid library is installed.
 * Copyright (C) 2007 Simon Newton
 */

#ifndef PLUGINS_E131_E131_CIDIMPL_H_
#define PLUGINS_E131_E131_CIDIMPL_H_

#if HAVE_CONFIG_H
#  include <config.h>
#endif

#include <stdint.h>

#ifdef HAVE_OSSP_UUID_H
#include <ossp/uuid.h>
#else
#ifdef HAVE_UUID_UUID_H
#include <uuid/uuid.h>
#else
#include <uuid.h>
#endif
#endif

#include <iostream>
#include <string>

#include "ola/io/OutputBuffer.h"

namespace ola {
namespace acn {

class CIDImpl {
  public :
    enum { CIDImpl_LENGTH = 16 };

    CIDImpl();
    CIDImpl(const CIDImpl& other);
    ~CIDImpl();

    bool IsNil() const;
    void Pack(uint8_t *buf) const;
    std::string ToString() const;
    void Write(ola::io::OutputBufferInterface *output) const;

    CIDImpl& operator=(const CIDImpl& c1);
    bool operator==(const CIDImpl& c1) const;
    bool operator!=(const CIDImpl& c1) const;

    static CIDImpl* Generate();
    static CIDImpl* FromData(const uint8_t *data);
    static CIDImpl* FromString(const std::string &cid);

  private:
#ifdef USE_OSSP_UUID
    uuid_t *m_uuid;
    explicit CIDImpl(uuid_t *uuid);
#else
    uuid_t m_uuid;
    explicit CIDImpl(uuid_t uuid);
#endif
};
}  // namespace acn
}  // namespace ola
#endif  // PLUGINS_E131_E131_CIDIMPL_H_