question.h

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// Copyright (C) 2010-2015 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 QUESTION_H
#define QUESTION_H 1
 
#include <iostream>
#include <string>
 
#include <boost/shared_ptr.hpp>
 
#include <dns/name.h>
#include <dns/rrclass.h>
#include <dns/rrtype.h>
 
namespace isc {
namespace util {
class InputBuffer;
class OutputBuffer;
}
 
namespace dns {
 
class AbstractMessageRenderer;
class Question;
 
typedef boost::shared_ptr<Question> QuestionPtr;
 
typedef boost::shared_ptr<const Question> ConstQuestionPtr;
 
class Question {
 
public:
    Question(isc::util::InputBuffer& buffer);
 
    Question(const Name& name, const RRClass& rrclass, const RRType& rrtype) :
        name_(name), rrtype_(rrtype), rrclass_(rrclass)
    {}
 
 
 
    const Name& getName() const { return (name_); }
 
    const RRType& getType() const { return (rrtype_); }
 
    const RRClass& getClass() const { return (rrclass_); }
 
 
 
    std::string toText(bool newline = false) const;
 
    unsigned int toWire(AbstractMessageRenderer& renderer) const;
 
    unsigned int toWire(isc::util::OutputBuffer& buffer) const;
 
 
 
    bool operator <(const Question& rhs) const {
        return (rrclass_ < rhs.rrclass_ ||
                (rrclass_ == rhs.rrclass_ &&
                 (rrtype_ < rhs.rrtype_ ||
                  (rrtype_ == rhs.rrtype_ && (name_ < rhs.name_)))));
    }
 
    bool operator==(const Question& rhs) const {
        return ((rrclass_ == rhs.rrclass_) && (rrtype_ == rhs.rrtype_) &&
                (name_ == rhs.name_));
    }
 
    bool operator!=(const Question& rhs) const {
        return (!operator==(rhs));
    }
 
private:
    Name name_;
    RRType rrtype_;
    RRClass rrclass_;
};
 
std::ostream& operator<<(std::ostream& os, const Question& question);
} // end of namespace dns
} // end of namespace isc
#endif  // QUESTION_H
 
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// mode: c++
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