tcpiputils/dnd/src/servers.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 26 Jan 2010 15:23:49 +0200
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// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// servers.cpp - server manager module
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//
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#include "servers.h"
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#include "engine.h"
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#include "inet6log.h"
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#include "dns_hdr.h"	// only for KDnsPort!
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#include "dnd.hrh"
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// Item of the server list, hold DNS server information
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class TDnsServerData
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	{
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public:
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	TInetAddr iAddr;			//< DNS Server Address
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	TDnsServerScope iScope;		//< The Sever Scope and type (MC/UC)
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	TInt iServerId;				//< Id of the server
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	TInt iInterface;			//< Index to Interface Array
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	};
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// Item of the interface list, hold interface information for DNS
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class TDnsInterfaceData
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	{
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public:
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	TName iName;				//< Name of the interface
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	TUint32 iScope[16];			//< The scope vector
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	};
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// Item of the configured servers list
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class TDnsConfiguredServer
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	{
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public:
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	TName iName;
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	TInetAddr iAddr;
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	};
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class CDnsServerManager : public CBase, public MDnsServerManager
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	{
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	~CDnsServerManager();
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public:
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	CDnsServerManager(CDndEngine &aControl);
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	void ConstructL();
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	void ConfigurationChanged();
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	//
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	// MDnsServerManager API
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	// (for docs, see the MDnsServerManger definitions)
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	//
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	TInt OpenList(const TDnsServerFilter &aFilter, MDnsServerListNotify *aNotify);
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	TInt Count(const TDnsServerFilter &aFilter) const;
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	TInt Next(const TDnsServerFilter &aFilter, TInt aServerId) const;
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	void CloseList(const TDnsServerFilter &aFilter);
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	TInt Address(TInt aServerId, TInetAddr &aAddr) const;
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	TUint32 Scope(TInt aServerId, const TInetAddr &aAddr);
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	TInt ServerId(const TInetAddr &aAddr) const;
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	TUint32 NameSpace(const TDnsServerFilter &aFilter, TInt aServerId) const;
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	TInt BuildServerList();
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	void AddServerAddress(const TName &aInterface, const TInetAddr &aAddr);
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	void LockByAddress(const TInetAddr &aAddr, TUint32 aNid, TDnsServerFilter &aFilter);
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private:
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	// Build and add interface entry to the list (basic operation)
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	TInt AddInterfaceEntry(const TSoInetIfQuery &aInfo);
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	// Find interface matching the destination address
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	TInt FindInterface(const TInetAddr &aAddr);
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	// Add new server address to the server list
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	void AddToServerList(const TInetAddr &aAddr, TInt aIf, RSocket &aSocket);
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	// Add new interface to the interface list
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	TInt AddToInterfaceList(const TSoInetInterfaceInfo &aInfo, RSocket &aSocket);
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	// Compare the filter with a DNS server
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	TBool Match(const TDnsServerFilter &aFilter, const TDnsServerData &aServer) const;
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	CDndEngine &iControl;
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	TUint32 iServerId;				//< The last used server id.
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	TTime iMark;					//< The time of the last configuration change.
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	TUint iConfigure:1;				//< Reconfigure needed, if set.
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	TUint iStable:1;				//< = 1, when scanned list is supposed to be stable
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	TUint iCacheFlushed:1;			//< = 1, when cache has been flushed (only used with "FlushOnConfig" ini-option)
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	CArrayFixFlat<TDnsServerData> *iServerList;	//< Current list of servers
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	CArrayFixFlat<TDnsInterfaceData> *iInterfaceList; //< Current list of interfaces
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	CArrayFixFlat<TDnsConfiguredServer> *iConfiguredList; //< Current list of configured servers
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	};
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MDnsServerManager *DnsServerManager::NewL(CDndEngine &aControl)
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	{
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	CDnsServerManager *mgr = new (ELeave) CDnsServerManager(aControl);
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	CleanupStack::PushL(mgr);
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	mgr->ConstructL();
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	CleanupStack::Pop();
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	return mgr;
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	}
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//
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// CDnsServerManager
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//
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CDnsServerManager::CDnsServerManager(CDndEngine &aControl) : iControl(aControl)
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	{
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	}
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void CDnsServerManager::ConstructL()
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	{
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	iServerList = new (ELeave) CArrayFixFlat<TDnsServerData>(2);
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	iInterfaceList = new (ELeave) CArrayFixFlat<TDnsInterfaceData>(5);
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	// iConfiguredList is allocated only if required.
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	}
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void CDnsServerManager::ConfigurationChanged()
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	{
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	LOG(Log::Printf(_L("CDnsServerManager -- Configuration changed")));
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	// Just flag that building a new server list is needed. Try
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	// to delay heavy interface scanning operation until really
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	// needed (because configuration changes may come in burts).
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	iConfigure = 1;
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	iStable = 0;
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	iCacheFlushed = 0;
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	iMark.UniversalTime();
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	}
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CDnsServerManager::~CDnsServerManager()
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	{
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	delete iServerList;
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	delete iInterfaceList;
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	delete iConfiguredList;
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	}
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// CDnsServerManager::AddInterfaceData
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TInt CDnsServerManager::AddInterfaceEntry(const TSoInetIfQuery &aInfo)
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	{
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	TRAPD(err,
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		TDnsInterfaceData &ifd = iInterfaceList->ExtendL();
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		ifd.iName = aInfo.iName;
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		for (TInt i = sizeof(ifd.iScope) / sizeof(ifd.iScope[0]); --i >= 0; )
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			ifd.iScope[i] = aInfo.iZone[i];
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		);
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	return err < 0 ? err : iInterfaceList->Count() - 1;
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	}
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// CDnsServerManager::AddToInterfaceList
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// *************************************
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/**
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// Add the interface to the interface list, if it does not already exist.
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// The existence is based on comparing the interface names.
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//
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// @param	aInfo	the information that identifies the interface
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// @param	aSocket	(must be open) to be used for GetOpt, if needed
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// @returns
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//	@li	< 0, if there are some errors (interface was not added)
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//	@li index to the interface (>= 0) in the interface list.
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*/
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TInt CDnsServerManager::AddToInterfaceList(const TSoInetInterfaceInfo &aInfo, RSocket &aSocket)
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	{
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	if (aInfo.iName.Length() == 0)
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		return -1;	// Interface must have a name.
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	//
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	// Check if interface already exists and don't insert duplicates
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	//
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	TInt i;
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	for (i = iInterfaceList->Count(); --i >= 0; )
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		{
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		const TDnsInterfaceData &data = iInterfaceList->At(i);
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		if (data.iName.Compare(aInfo.iName) == 0)
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			return i;	// Interface already present in the list
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		}
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	//
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	// A new interface, get the scope vector
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	//
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	TPckgBuf<TSoInetIfQuery> opt;
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	opt().iName = aInfo.iName;
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	const TInt err = aSocket.GetOpt(KSoInetIfQueryByName, KSolInetIfQuery, opt);
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	return err < 0 ? err : AddInterfaceEntry(opt());
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	}
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// CDnsServerManager::FindInterface
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// ********************************
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//
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TInt CDnsServerManager::FindInterface(const TInetAddr &aAddr)
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	{
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	TPckgBuf<TSoInetIfQuery> opt;
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	opt().iDstAddr = aAddr;
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	const TInt err = iControl.iSocket.GetOpt(KSoInetIfQueryByDstAddr, KSolInetIfQuery, opt);
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	if (err < 0)
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		return err;
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	// Check if interface is already known
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	for (TInt i = iInterfaceList->Count(); --i >= 0; )
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		{
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		const TDnsInterfaceData &data = iInterfaceList->At(i);
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		if (data.iName.Compare(opt().iName) == 0)
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			return i;
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		}
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	// Not present yet, just add it
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	return AddInterfaceEntry(opt());
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	}
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// CDnsServerManager::AddToServerList
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// **********************************
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/**
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// Add new address to the server list. A new entry is only
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// added if the address does not already exist.
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//
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// @param	aAddr	address of the DNS server
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// @param	aIf		the interface (index to the interface list)
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*/
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void CDnsServerManager::AddToServerList(const TInetAddr &aAddr, TInt aIf, RSocket &aSocket)
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	{
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	if (aAddr.IsUnspecified())
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		return;		// No address, nothing to add
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	//
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	// Normalize all addresses into IPv6 format
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diff changeset
   228
	//
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parents:
diff changeset
   229
	TDnsServerData sd;
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parents:
diff changeset
   230
	sd.iAddr = aAddr;
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parents:
diff changeset
   231
	sd.iInterface = aIf;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   232
	if (sd.iAddr.Family() == KAfInet)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   233
		sd.iAddr.ConvertToV4Mapped();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   234
	else if (sd.iAddr.Family() != KAfInet6)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   235
		return;		// Only IPv4 or IPv6 addresses are valid
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   236
	if (sd.iAddr.IsMulticast())
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   237
		//	sd.iScope = (TDnsServerScope)(sd.iAddr.Ip6Address().Scope());
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   238
		sd.iScope = EDnsServerScope_MC_LOCAL;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   239
	else
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   240
		sd.iScope = EDnsServerScope_UC_GLOBAL;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   241
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   242
	if (!sd.iAddr.Port())
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   243
		sd.iAddr.SetPort(KDnsPort);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   244
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   245
	LOG(TBuf<80> dst);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   246
	LOG(sd.iAddr.OutputWithScope(dst));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   247
	LOG(TBuf<80> src);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   248
	// In typhoon and later, DND never activates interfaces. All
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   249
	// usable server addresses must have a valid route, before
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   250
	// they can be used. Thus, check it...
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   251
	//
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   252
	TPckgBuf<TSoInetIfQuery> opt;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   253
	opt().iDstAddr = aAddr;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   254
	const TBool has_route =
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   255
		(aSocket.GetOpt(KSoInetIfQueryByDstAddr, KSolInetIfQuery, opt) == KErrNone) && !opt().iSrcAddr.IsUnspecified();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   256
	LOG(opt().iSrcAddr.OutputWithScope(src));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   257
	if (!has_route)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   258
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   259
		LOG(Log::Printf(_L("\t\tnameserver [%S] (src=%S) has no route or no source address, skipped"), &dst, &src));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   260
		return;				// No route, unusable for now -- ignore
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   261
		}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   262
	//
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   263
	// Check if address already exists and don't insert duplicates
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   264
	//
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   265
	for (TInt i = iServerList->Count(); --i >= 0; )
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   266
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   267
		TDnsServerData &a = iServerList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   268
		if (a.iAddr.Match(sd.iAddr) && a.iAddr.Scope() == sd.iAddr.Scope())
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   269
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   270
			// However, if server didn't have assigned
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   271
			// interface yet, assign it from this call.
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   272
			//
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   273
			if (a.iInterface < 0)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   274
				a.iInterface = aIf;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   275
			LOG(Log::Printf(_L("\t\tnameserver (id=%d) [%S] (src=%S)"), a.iServerId, &dst, &src));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   276
			return;	// Duplicate address, do not add again.
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   277
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   278
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   279
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   280
	sd.iServerId = ++iServerId;	// Assign a "server id"
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   281
	LOG(Log::Printf(_L("\t\tnameserver (id=%d) [%S] (src=%S) (new)"), sd.iServerId, &dst, &src));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   282
	TRAP_IGNORE(iServerList->AppendL(sd));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   283
	}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   284
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   285
// CDnsServerManager::BuildServerList
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   286
// **********************************
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   287
TInt CDnsServerManager::BuildServerList()
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   288
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   289
	LOG(Log::Printf(_L("CDnsServerManager -- Scanning interfaces and building the server list")));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   290
	TInt err = KErrNone;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   291
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   292
	// Refresh the current list of DNS server addresses
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   293
	// (this could be skipped if there was some definite way of knowing
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   294
	// that nothing has changed since the last collect...)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   295
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   296
	// Use Delete instead of Reset, so that space is reused? (not freed and reallocated)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   297
	iInterfaceList->Delete(0, iInterfaceList->Count());
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   298
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   299
	// Trying to keep "server id" stable, thus do not clear existing
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   300
	// server list, but just mark entries, so that unused ones can be 
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   301
	// reclaimed after build is complete.
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   302
	for (TInt i = iServerList->Count(); --i >= 0; )
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   303
		iServerList->At(i).iInterface = -2;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   304
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   305
	LOG(Log::Printf(_L("\t* Scanning interfaces")));
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   306
	// Read the DNS address from the interface
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   307
	TSoInetInterfaceInfo *info = new TSoInetInterfaceInfo; // allocate large struct from heap!
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   308
	if (info && (err = iControl.iSocket.SetOpt(KSoInetEnumInterfaces, KSolInetIfCtrl)) == KErrNone)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   309
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   310
		TPckg<TSoInetInterfaceInfo> opt(*info);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   311
		while (iControl.iSocket.GetOpt(KSoInetNextInterface, KSolInetIfCtrl, opt) == KErrNone)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   312
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   313
			if (opt().iName.Length() == 0)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   314
				continue;	// "null" interface, ignore
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   315
			if (!opt().iAddress.IsUnspecified())
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   316
				{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   317
#ifdef _LOG
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   318
				TBuf<60> tmp;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   319
				opt().iAddress.OutputWithScope(tmp);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   320
				Log::Printf(_L("\t%S [%S]"), &opt().iName, &tmp);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   321
#endif
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   322
				TInt i = AddToInterfaceList(opt(), iControl.iSocket);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   323
				AddToServerList((TInetAddr &)(opt().iNameSer1), i, iControl.iSocket);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   324
				AddToServerList((TInetAddr &)(opt().iNameSer2), i, iControl.iSocket);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   325
				}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   326
			else
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   327
				{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   328
				LOG(Log::Printf(_L("\tInterface: %S [no address, skipping]"), &opt().iName));
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   329
				}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   330
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
	delete info;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
	LOG(Log::Printf(_L("\t* Configured interface specific addresses")));
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
	//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
	// Add configured servers, if a matching interface has become available
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
	// (assumes that configured list and interface list are always short, so
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
	// the loop over all lists is not too bad...)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
	if (iConfiguredList)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
		for (TInt i = iConfiguredList->Count(); --i >= 0; )
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
			const TDnsConfiguredServer &cs = iConfiguredList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
			for (TInt j = iInterfaceList->Count(); --j >= 0; )
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
				{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
				const TDnsInterfaceData &data = iInterfaceList->At(j);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
				if (data.iName.Compare(cs.iName) == 0)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
					{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
					// Complete the address with the scope id
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
					// from the interface!
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
					TInetAddr addr(cs.iAddr);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
					if (addr.Family() == KAfInet)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
						addr.ConvertToV4Mapped();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
					const TUint s = addr.Ip6Address().Scope() - 1;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
					if (s < 16)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
						{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
						addr.SetScope(data.iScope[s]);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
						AddToServerList(addr, j, iControl.iSocket);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
						}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
					break;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
					}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
				}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
	//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
	// Remove unused servers from the list
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
	//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
	LOG(Log::Printf(_L("\t* Remove stale addresses")));
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
	const TInt N = iServerList->Count();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
	TInt k = 0;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
	for (TInt j = 0; j < N; ++j)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
		const TDnsServerData &a = iServerList->At(j);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
		if (a.iInterface != -2)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
			// This server entry is still used
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
			if (k != j)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
				iServerList->At(k) = a;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
			k++;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
#ifdef _LOG
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
		else
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
			TBuf<80> tmp;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
			a.iAddr.OutputWithScope(tmp);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
			Log::Printf(_L("\t\tnameserver (id=%d) [%S] deleted"), a.iServerId, &tmp);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
#endif
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
	if (k < N)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
		iServerList->Delete(k, N - k);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
	LOG(Log::Printf(_L("CDnsServerManager -- Done, current server count=%d"), iServerList->Count()));
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
	return err;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
// CDnsServerManager::AddServerAddress
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
// ***********************************
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
void CDnsServerManager::AddServerAddress(const TName &aInterface, const TInetAddr &aAddr)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
	if (iConfiguredList == NULL &&
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
		(iConfiguredList = new CArrayFixFlat<TDnsConfiguredServer>(5)) == NULL)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
		return;		// No memory for the allocation, ignore..
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
	// Do not add duplicates, check existing entries
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
	for (TInt i = iConfiguredList->Count(); --i >= 0; )
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
		const TDnsConfiguredServer &cs = iConfiguredList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
		if (cs.iName.Compare(aInterface) == 0 && cs.iAddr.Match(aAddr))
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
			return;	// Duplicate!
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
	iConfigure = 1;	// Request rebuild of server list.
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
	TRAP_IGNORE(TDnsConfiguredServer &cf = iConfiguredList->ExtendL();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
		cf.iAddr = aAddr;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
		cf.iName = aInterface;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
		);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
/**
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
// @param	aFilter	the server filter
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
// @parma	aServer	to be tested against the filter
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
// @returns
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
//	@li	TRUE, if the server matches the filter
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
//	@li	FALSE, if the server does not match the filter
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
*/
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
TBool CDnsServerManager::Match(const TDnsServerFilter &aFilter, const TDnsServerData &aServer) const
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
	if (aFilter.iServerScope != aServer.iScope)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
		return FALSE;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
	if (aFilter.iLockType < KIp6AddrScopeNodeLocal || aFilter.iLockType > KIp6AddrScopeNetwork)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
		return FALSE;	// actually invalid locking scope level
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
	// If a server address is specified without interface (-1), then this
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
	// server will match any filter (if server scopes are same).
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
	if (aServer.iInterface >= 0)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
		const TDnsInterfaceData &id = iInterfaceList->At(aServer.iInterface);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
		if (aFilter.iLockId != id.iScope[aFilter.iLockType-1])
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
			return FALSE;	// Not in locked scope
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
	return 	TRUE;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   446
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   447
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   448
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
// MDnsServerManager API
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
TInt CDnsServerManager::OpenList(const TDnsServerFilter &aFilter, MDnsServerListNotify * /*aNotify*/)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
	if (iConfigure)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
		const TInt err = BuildServerList();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
		if (err != KErrNone)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
			return err;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
		iConfigure = 0;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   460
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   461
	if (iStable)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   462
		return KErrNone;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   463
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   464
	if (iControl.GetConfig().iFlushOnConfig && iCacheFlushed == 0)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   465
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   466
		iCacheFlushed = 1;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   467
		TRAP_IGNORE(iControl.HandleCommandL(EDndFlush));
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   468
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   469
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   470
	TTime stamp;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   471
	stamp.UniversalTime();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   472
	TTimeIntervalSeconds elapsed;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   473
	stamp.SecondsFrom(iMark, elapsed);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   474
	if (elapsed.Int() > (TInt)iControl.GetConfig().iSetupTime)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   475
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   476
		iStable = 1;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   477
		return KErrNone;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   478
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   479
	if (aFilter.iServerScope == EDnsServerScope_MC_LOCAL)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   480
		return KErrNone;		
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   481
	// We are still within setup time, return "pending" if no servers available
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   482
	return (Count(aFilter) == 0) ? 1 : KErrNone;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   483
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   484
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   485
TInt CDnsServerManager::Count(const TDnsServerFilter &aFilter) const
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   486
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   487
	TInt count = 0;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   488
	for (TInt i = iServerList->Count(); --i >= 0; )
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   489
		if (Match(aFilter, iServerList->At(i)))
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   490
			++count;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   491
	return count;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   492
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   493
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   494
TInt CDnsServerManager::Next(const TDnsServerFilter &aFilter, TInt aServerId) const
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   495
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   496
	const TInt N = iServerList->Count();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   497
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   498
	TInt wrap = 0;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   499
	TInt first_found = 0;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   500
	TInt current_found = 0;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   501
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   502
	if (aServerId == 0)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   503
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   504
		//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   505
		// When "current" server is not specified, Next will
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   506
		// return the first server (specified by iServerId)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   507
		//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   508
		for (TInt i = 0; i < N; ++i)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   509
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   510
			const TDnsServerData &server = iServerList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   511
			if (server.iServerId == aFilter.iServerId)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   512
				first_found = 1;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   513
			if (first_found)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   514
				{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   515
				if (Match(aFilter, server))
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   516
					return server.iServerId;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   517
				}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   518
			else if (wrap == 0 && Match(aFilter, server))
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   519
				wrap = server.iServerId;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   520
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   521
		//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   522
		// iServerId server is not present (or it and none
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   523
		// of the servers after it do not match). Return
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   524
		// the first matching server.
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   525
		return wrap;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   526
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   527
	else
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   528
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   529
		//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   530
		// When aServerId is given, the Next will return
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   531
		// the next matching server between (current, first)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   532
		// (or fail, if none exists)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   533
		for (TInt i = 0; i < N; ++i)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   534
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   535
			const TDnsServerData &server =  iServerList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   536
			if (current_found)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   537
				{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   538
				if (server.iServerId == aFilter.iServerId)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   539
					return 0;	// Back to first, no Matching server
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   540
				if (Match(aFilter, server))
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   541
					return server.iServerId;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   542
				}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   543
			else
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   544
				{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   545
				if (server.iServerId == aServerId)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   546
					// Start looking for the next match
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   547
					current_found = 1;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   548
				if (server.iServerId == aFilter.iServerId)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   549
					first_found = 1;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   550
				if (first_found == 0 && wrap == 0 && Match(aFilter, server))
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   551
					wrap = server.iServerId;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   552
				}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   553
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   554
		//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   555
		// Wrap around wrapping
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   556
		//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   557
		if (current_found && first_found)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   558
			return wrap;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   559
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   560
	return 0;	// No matching next server!
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   561
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   562
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   563
void CDnsServerManager::CloseList(const TDnsServerFilter &/*aFilter*/)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   564
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   565
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   566
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   567
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   568
TInt CDnsServerManager::Address(TInt aServerId, TInetAddr &aAddr) const
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   569
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   570
	const TInt N = iServerList->Count();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   571
	for (TInt i = 0; i < N; ++i)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   572
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   573
		const TDnsServerData &server =  iServerList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   574
		if (server.iServerId == aServerId)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   575
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   576
			aAddr = server.iAddr;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   577
			return KErrNone;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   578
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   579
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   580
	return KErrNotFound;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   581
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   582
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   583
TInt CDnsServerManager::ServerId(const TInetAddr &aAddr) const
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   584
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   585
	for (TInt i = iServerList->Count(); --i >= 0; )
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   586
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   587
		const TDnsServerData &server = iServerList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   588
		if (server.iAddr.CmpAddr(aAddr) && server.iAddr.Scope() == aAddr.Scope())
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   589
			return server.iServerId;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   590
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   591
	return 0;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   592
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   593
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   594
TUint32 CDnsServerManager::Scope(TInt aServerId, const TInetAddr &aAddr)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   595
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   596
	const TInt N = iServerList->Count();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   597
	for (TInt i = 0; i < N; ++i)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   598
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   599
		const TDnsServerData &server = iServerList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   600
		if (server.iServerId == aServerId)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   601
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   602
			const TUint i = aAddr.Ip6Address().Scope() - 1;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   603
			if (i > 15)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   604
				return 0;	// Bad scope level.
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   605
			const TInt j = server.iInterface < 0 ? FindInterface(server.iAddr) : server.iInterface; 
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   606
			if (j >= 0)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   607
				return (iInterfaceList->At(j)).iScope[i];
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   608
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   609
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   610
	return 0;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   611
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   612
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   613
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   614
static TUint32 MakeNameSpaceId(TInt aServerScope, const TDnsInterfaceData &aIf)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   615
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   616
	//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   617
	// Construct the name space id from the server scope and
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   618
	// matching scope id.
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   619
	//
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   620
	if (aServerScope < 0)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   621
		aServerScope = -aServerScope;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   622
	aServerScope -= 1;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   623
	if (aServerScope >= 0 && aServerScope < 16)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   624
		return (aIf.iScope[aServerScope] & ~(0xFu << 28)) | ((aServerScope & 0xFu) << 28);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   625
	return 0;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   626
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   627
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   628
TUint32 CDnsServerManager::NameSpace(const TDnsServerFilter &aFilter, TInt aServerId) const
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   629
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   630
	if (aFilter.iLockType < KIp6AddrScopeNodeLocal || aFilter.iLockType > KIp6AddrScopeNetwork)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   631
		return 0;	// actually invalid locking type
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   632
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   633
	if (aServerId)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   634
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   635
		const TInt N = iServerList->Count();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   636
		for (TInt i = 0; i < N; ++i)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   637
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   638
			const TDnsServerData &server =  iServerList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   639
			if (server.iServerId == aServerId)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   640
				{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   641
				if (server.iInterface < 0)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   642
					break;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   643
				return MakeNameSpaceId(aFilter.iServerScope, iInterfaceList->At(server.iInterface));
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   644
				}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   645
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   646
		// Should this fall to generic search if server is not
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   647
		// found? Or, just return 0?
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   648
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   649
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   650
	for (TInt i = iInterfaceList->Count(); --i >= 0; )
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   651
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   652
		TDnsInterfaceData &id = iInterfaceList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   653
		if (aFilter.iLockId == id.iScope[aFilter.iLockType-1])
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   654
			return MakeNameSpaceId(aFilter.iServerScope, id);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   655
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   656
	// Cannot find name space id
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   657
	return 0;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   658
	}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   659
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   660
void CDnsServerManager::LockByAddress(const TInetAddr &aAddr, TUint32 aNid, TDnsServerFilter &aFilter)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   661
	{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   662
	aFilter.iLockType = aAddr.Ip6Address().Scope();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   663
	aFilter.iLockId = aAddr.Scope();
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   664
	if (aFilter.iLockId)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   665
		return;	// Address specified the scope id, all done.
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   666
	if (aFilter.iLockType == KIp6AddrScopeNetwork)
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   667
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   668
		aFilter.iLockId = aNid;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   669
		return;	// If lock scope level is network, we can use aNid as is.
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   670
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   671
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   672
	// Address does not specify the scope id. Try to pick one
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   673
	// from known interfaces based on the network id.
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   674
	for (TInt i = iInterfaceList->Count(); --i >= 0; )
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   675
		{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   676
		TDnsInterfaceData &id = iInterfaceList->At(i);
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   677
		if (aNid == id.iScope[KIp6AddrScopeNetwork-1])
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   678
			{
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   679
			aFilter.iLockId = id.iScope[aFilter.iLockType-1];
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   680
			break;
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   681
			}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   682
		}
af10295192d8 Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   683
	}