Security.h

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//-----------------------------------------------------------------------------
//
//  Security.h
//
//  Implementation of the Z-Wave COMMAND_CLASS_Security
//
//  Copyright (c) 2010 Mal Lansell <openzwave@lansell.org>
//
//  SOFTWARE NOTICE AND LICENSE
//
//  This file is part of OpenZWave.
//
//  OpenZWave is free software: you can redistribute it and/or modify
//  it under the terms of the GNU Lesser General Public License as published
//  by the Free Software Foundation, either version 3 of the License,
//  or (at your option) any later version.
//
//  OpenZWave is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public License
//  along with OpenZWave.  If not, see <http://www.gnu.org/licenses/>.
//
//-----------------------------------------------------------------------------
 
#ifndef _Security_H
#define _Security_H
 
#include <ctime>
#include "aes/aescpp.h"
#include "command_classes/CommandClass.h"
 
namespace OpenZWave
{
 
 
    enum SecurityCmd
    {
        SecurityCmd_SupportedGet            = 0x02,
        SecurityCmd_SupportedReport         = 0x03,
        SecurityCmd_SchemeGet               = 0x04,
        SecurityCmd_SchemeReport            = 0x05,
        SecurityCmd_NetworkKeySet           = 0x06,
        SecurityCmd_NetworkKeyVerify        = 0x07,
        SecurityCmd_SchemeInherit           = 0x08,
        SecurityCmd_NonceGet                = 0x40,
        SecurityCmd_NonceReport             = 0x80,
        SecurityCmd_MessageEncap            = 0x81,
        SecurityCmd_MessageEncapNonceGet    = 0xc1
    };
 
    enum SecurityScheme
    {
        SecurityScheme_Zero                 = 0x00,
    };
 
 
 
    class Security: public CommandClass
    {
    public:
        static CommandClass* Create( uint32 const _homeId, uint8 const _nodeId ){ return new Security( _homeId, _nodeId ); }
        virtual ~Security();
 
        static uint8 const StaticGetCommandClassId(){ return 0x98; }
        static string const StaticGetCommandClassName(){ return "COMMAND_CLASS_SECURITY"; }
        bool Init();
        bool ExchangeNetworkKeys();
        // From CommandClass
        virtual uint8 const GetCommandClassId()const{ return StaticGetCommandClassId(); }
        virtual string const GetCommandClassName()const{ return StaticGetCommandClassName(); }
        virtual bool HandleMsg( uint8 const* _data, uint32 const _length, uint32 const _instance = 1 );
        void ReadXML(TiXmlElement const* _ccElement);
        void WriteXML(TiXmlElement* _ccElement);
        void SendMsg( Msg* _msg );
 
    protected:
        void CreateVars( uint8 const _instance );
 
    private:
        Security( uint32 const _homeId, uint8 const _nodeId );
        bool RequestState( uint32 const _requestFlags, uint8 const _instance, Driver::MsgQueue const _queue);
        bool RequestValue( uint32 const _requestFlags, uint8 const _index, uint8 const _instance, Driver::MsgQueue const _queue);
        bool HandleSupportedReport(uint8 const* _data, uint32 const _length);
 
        bool m_schemeagreed;
        bool m_secured;
 
 
 
 
 
    };
 
} // namespace OpenZWave
 
#endif