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144 lines
4.1 KiB
144 lines
4.1 KiB
#ifndef _KVI_DNS_H_
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#define _KVI_DNS_H_
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//=============================================================================
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//
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// File : kvi_dns.h
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// Creation date : Sat Jul 21 2000 13:59:11 by Szymon Stefanek
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//
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// This file is part of the KVirc irc client distribution
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// Copyright (C) 1999-2007 Szymon Stefanek (pragma at kvirc dot net)
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//
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// This program is FREE software. You can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your opinion) any later version.
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//
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// This program is distributed in the HOPE that it will be USEFUL,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, write to the Free Software Foundation,
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// Inc. ,51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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//=============================================================================
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#include "kvi_settings.h"
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#include "kvi_heapobject.h"
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#include "kvi_thread.h"
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#include "kvi_qstring.h"
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class KviDnsThread; // not part of the API
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class KVILIB_API KviDnsResult : public KviHeapObject
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{
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friend class KviDns;
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friend class KviDnsThread;
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protected:
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KviDnsResult();
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public:
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~KviDnsResult();
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protected:
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int m_iError;
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KviPointerList<TQString> * m_pHostnameList;
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KviPointerList<TQString> * m_pIpAddressList;
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TQString m_szQuery;
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public:
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int error(){ return m_iError; };
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// never store nor delete these pointers!
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// (these are NEVER 0)
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KviPointerList<TQString> * hostnameList(){ return m_pHostnameList; };
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KviPointerList<TQString> * ipAddressList(){ return m_pIpAddressList; };
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const TQString &query(){ return m_szQuery; };
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protected:
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void setError(int iError){ m_iError = iError; };
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void setQuery(const TQString &query){ m_szQuery = query; };
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void appendHostname(const TQString &host);
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void appendAddress(const TQString &addr);
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};
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class KVILIB_API KviDns : public TQObject, public KviHeapObject
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{
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Q_OBJECT
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TQ_PROPERTY(bool blockingDelete READ isRunning)
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public:
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KviDns();
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~KviDns();
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public:
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enum QueryType { IpV4 , IpV6 , Any };
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enum State { Idle , Busy , Failure , Success };
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protected:
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void * m_pAuxData;
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KviDnsThread * m_pSlaveThread;
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KviDnsResult * m_pDnsResult;
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State m_state;
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public:
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/////////////////////////////////////////////////////////////////////////////////////////////////////
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//
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// Public interface
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//
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// Lookup start
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bool lookup(const TQString &szQuery,QueryType type);
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// Current object state
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State state(){ return m_state; };
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// Results (return always non null-data..but valid results only if state() == Success or Failure)
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int error();
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const TQString & firstHostname();
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const TQString & firstIpAddress();
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int hostnameCount();
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int ipAddressCount();
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KviPointerList<TQString> * hostnameList();
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KviPointerList<TQString> * ipAddressList();
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const TQString & query();
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bool isRunning() const;
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// Auxiliary data store
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void setAuxData(void * pAuxData){ m_pAuxData = pAuxData; };
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void * releaseAuxData(){ void * pData = m_pAuxData; m_pAuxData = 0; return pData; };
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protected:
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virtual bool event(TQEvent *e);
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private:
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KviDnsResult * result();
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signals:
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void lookupDone(KviDns *);
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};
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///////////////////////////////////////////////////////////////////////////////////////////////////////////
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// INTERNAL CLASSES
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//
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#define KVI_DNS_THREAD_EVENT_DATA (KVI_THREAD_USER_EVENT_BASE + 7432)
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class KviDnsThread : public KviThread
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{
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friend class KviDns;
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protected:
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KviDnsThread(KviDns * pDns);
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~KviDnsThread();
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protected:
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TQString m_szQuery;
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KviDns::QueryType m_queryType;
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KviDns * m_pParentDns;
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public:
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void setQuery(const TQString &query,KviDns::QueryType type){ m_szQuery = query; m_queryType = type; };
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protected:
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virtual void run();
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int translateDnsError(int iErr);
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void postDnsError(KviDnsResult * dns,int iErr);
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};
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#endif //_KVI_DNS_H_
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