duid_factory.h

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// Copyright (C) 2015-2018 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
#ifndef DUID_FACTORY_H
#define DUID_FACTORY_H
 
#include <dhcp/duid.h>
#include <boost/noncopyable.hpp>
#include <stdint.h>
#include <string>
#include <vector>
 
namespace isc {
namespace dhcp {
 
class DUIDFactory : public boost::noncopyable {
public:
 
    DUIDFactory(const std::string& storage_location = "");
 
    bool isStored() const;
 
    void createLLT(const uint16_t htype, const uint32_t time_in,
                   const std::vector<uint8_t>& ll_identifier);
 
    void createEN(const uint32_t enterprise_id,
                  const std::vector<uint8_t>& identifier);
 
    void createLL(const uint16_t htype,
                  const std::vector<uint8_t>& ll_identifier);
 
    DuidPtr get();
 
private:
 
    void createLinkLayerId(std::vector<uint8_t>& identifier,
                           uint16_t& htype) const;
 
    void set(const std::vector<uint8_t>& duid_vector);
 
    void readFromFile();
 
    std::string storage_location_;
 
    DuidPtr duid_;
 
};
 
}; // end of isc::dhcp namespace
}; // end of isc namespace
 
#endif /* DUID_FACTORY_H */