option_opaque_data_tuples.h

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// Copyright (C) 2015-2016 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 OPTION_OPAQUE_DATA_TUPLES_H
#define OPTION_OPAQUE_DATA_TUPLES_H

#include <dhcp/dhcp4.h>
#include <dhcp/dhcp6.h>
#include <dhcp/opaque_data_tuple.h>
#include <dhcp/option.h>
#include <util/buffer.h>
#include <boost/shared_ptr.hpp>
#include <stdint.h>

namespace isc {
namespace dhcp {

class OptionOpaqueDataTuples : public Option {
public:

    typedef std::vector<OpaqueDataTuple> TuplesCollection;

    OptionOpaqueDataTuples(Option::Universe u, const uint16_t type);

    OptionOpaqueDataTuples(Option::Universe u, const uint16_t type,
                           OptionBufferConstIter begin,
                           OptionBufferConstIter end);

    OptionPtr clone() const;

    virtual void pack(isc::util::OutputBuffer& buf) const;

    virtual void unpack(OptionBufferConstIter begin, OptionBufferConstIter end);

    void addTuple(const OpaqueDataTuple& tuple);

    void setTuple(const size_t at, const OpaqueDataTuple& tuple);

    OpaqueDataTuple getTuple(const size_t at) const;

    size_t getTuplesNum() const {
        return (tuples_.size());
    }

    const TuplesCollection& getTuples() const {
        return (tuples_);
    }

    bool hasTuple(const std::string& tuple_str) const;

    virtual uint16_t len() const;

    virtual std::string toText(int indent = 0) const;

private:

    OpaqueDataTuple::LengthFieldType getLengthFieldType() const {
        return (universe_ == Option::V6 ? OpaqueDataTuple::LENGTH_2_BYTES :
                OpaqueDataTuple::LENGTH_1_BYTE);
    }

    uint16_t getMinimalLength() const {
        return (4);
    }

    TuplesCollection tuples_;

};

typedef boost::shared_ptr<OptionOpaqueDataTuples> OptionOpaqueDataTuplesPtr;

}
}

#endif // OPTION_OPAQUE_DATA_TUPLES_H