89 lines
2.7 KiB
C++
89 lines
2.7 KiB
C++
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Nathan Osman
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef QMDNSENGINE_ABSTRACTSERVER_H
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#define QMDNSENGINE_ABSTRACTSERVER_H
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#include <QObject>
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#include "qmdnsengine_export.h"
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namespace QMdnsEngine
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{
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class Message;
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/**
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* @brief Base class for sending and receiving DNS messages
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*
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* Many of the other classes in this library require the ability to send and
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* receive DNS messages. By having them use this base class, they become far
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* easier to test. Any class derived from this one that implements the pure
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* virtual methods can be used for sending and receiving DNS messages.
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*/
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class QMDNSENGINE_EXPORT AbstractServer : public QObject
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{
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Q_OBJECT
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public:
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/**
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* @brief Abstract constructor
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*/
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explicit AbstractServer(QObject *parent = 0);
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/**
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* @brief Send a message to its provided destination
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*
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* The message should be sent over the IP protocol specified in the
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* message and to the target address and port specified in the message.
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*/
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virtual void sendMessage(const Message &message) = 0;
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/**
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* @brief Send a message to the multicast address on each interface
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*
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* The message should be sent over both IPv4 and IPv6 on all interfaces.
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*/
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virtual void sendMessageToAll(const Message &message) = 0;
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Q_SIGNALS:
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/**
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* @brief Indicate that a DNS message was received
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* @param message newly received message
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*/
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void messageReceived(const Message &message);
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/**
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* @brief Indicate that an error has occurred
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* @param message brief description of the error
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*/
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void error(const QString &message);
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};
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}
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#endif // QMDNSENGINE_ABSTRACTSERVER_H
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