/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org 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 version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_basic.hxx"
#include <tools/errcode.hxx>
#include <basic/sbx.hxx>
#include "sbxconv.hxx"

double ImpRound( double d )
{
	return d + ( d < 0 ? -0.5 : 0.5 );
}

sal_Int16 ImpGetInteger( const SbxValues* p )
{
	SbxValues aTmp;
	sal_Int16 nRes;
start:
	switch( +p->eType )
	{
		case SbxNULL:
			SbxBase::SetError( SbxERR_CONVERSION );
		case SbxEMPTY:
			nRes = 0; break;
		case SbxCHAR:
			nRes = p->nChar; break;
		case SbxBYTE:
			nRes = p->nByte; break;
		case SbxINTEGER:
		case SbxBOOL:
			nRes = p->nInteger; break;
		case SbxERROR:
		case SbxUSHORT:
			if( p->nUShort > (sal_uInt16) SbxMAXINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXINT;
			}
			else
				nRes = (sal_Int16) p->nUShort;
			break;
		case SbxLONG:
			if( p->nLong > SbxMAXINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXINT;
			}
			else if( p->nLong < SbxMININT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMININT;
			}
			else
				nRes = (sal_Int16) p->nLong;
			break;
		case SbxULONG:
			if( p->nULong > SbxMAXINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXINT;
			}
			else
				nRes = (sal_Int16) p->nULong;
			break;
		case SbxSINGLE:
			if( p->nSingle > SbxMAXINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXINT;
			}
			else if( p->nSingle < SbxMININT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMININT;
			}
			else
				nRes = (sal_Int16) ImpRound( p->nSingle );
			break;
		case SbxSALINT64:
			if( p->nInt64 > SbxMAXINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXINT;
			}
			else if( p->nInt64 < SbxMININT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMININT;
			}
			else
				nRes = (sal_Int16) p->nInt64;
			break;
		case SbxSALUINT64:
			if( p->uInt64 > SbxMAXINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXINT;
			}
			else
				nRes = (sal_Int16) p->uInt64;
			break;
		case SbxDATE:
		case SbxDOUBLE:
		case SbxLONG64:
		case SbxULONG64:
		case SbxCURRENCY:
		case SbxDECIMAL:
		case SbxBYREF | SbxDECIMAL:
			{
			double dVal;
			if( p->eType ==	SbxCURRENCY )
				dVal = ImpCurrencyToDouble( p->nLong64 );
			else if( p->eType == SbxLONG64 )
				dVal = ImpINT64ToDouble( p->nLong64 );
			else if( p->eType == SbxULONG64 )
				dVal = ImpUINT64ToDouble( p->nULong64 );
			else if( p->eType == SbxDECIMAL )
			{
				dVal = 0.0;
				if( p->pDecimal )
					p->pDecimal->getDouble( dVal );
			}
			else
				dVal = p->nDouble;

			if( dVal > SbxMAXINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXINT;
			}
			else if( dVal < SbxMININT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMININT;
			}
			else
				nRes = (sal_Int16) ImpRound( dVal );
			break;
			}
		case SbxLPSTR:
		case SbxSTRING:
		case SbxBYREF | SbxSTRING:
			if( !p->pOUString )
				nRes = 0;
			else
			{
				double d;
				SbxDataType t;
				if( ImpScan( *p->pOUString, d, t, NULL ) != SbxERR_OK )
					nRes = 0;
				else if( d > SbxMAXINT )
				{
					SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXINT;
				}
				else if( d < SbxMININT )
				{
					SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMININT;
				}
				else
					nRes = (sal_Int16) ImpRound( d );
			}
			break;
		case SbxOBJECT:
		{
			SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
			if( pVal )
				nRes = pVal->GetInteger();
			else
			{
				SbxBase::SetError( SbxERR_NO_OBJECT ); nRes = 0;
			}
			break;
		}

		case SbxBYREF | SbxCHAR:
			nRes = *p->pChar; break;
		case SbxBYREF | SbxBYTE:
			nRes = *p->pByte; break;
		case SbxBYREF | SbxINTEGER:
		case SbxBYREF | SbxBOOL:
			nRes = *p->pInteger; break;

		// ab hier muss getestet werden
		case SbxBYREF | SbxLONG:
			aTmp.nLong = *p->pLong; goto ref;
		case SbxBYREF | SbxULONG:
			aTmp.nULong = *p->pULong; goto ref;
		case SbxBYREF | SbxERROR:
		case SbxBYREF | SbxUSHORT:
			aTmp.nUShort = *p->pUShort; goto ref;
		case SbxBYREF | SbxSINGLE:
			aTmp.nSingle = *p->pSingle; goto ref;
		case SbxBYREF | SbxDATE:
		case SbxBYREF | SbxDOUBLE:
			aTmp.nDouble = *p->pDouble; goto ref;
		case SbxBYREF | SbxULONG64:
			aTmp.nULong64 = *p->pULong64; goto ref;
		case SbxBYREF | SbxLONG64:
		case SbxBYREF | SbxCURRENCY:
			aTmp.nLong64 = *p->pLong64; goto ref;
		case SbxBYREF | SbxSALINT64:
			aTmp.nInt64 = *p->pnInt64; goto ref;
		case SbxBYREF | SbxSALUINT64:
			aTmp.uInt64 = *p->puInt64; goto ref;
		ref:
			aTmp.eType = SbxDataType( p->eType & 0x0FFF );
			p = &aTmp; goto start;

		default:
			SbxBase::SetError( SbxERR_CONVERSION ); nRes = 0;
	}
	return nRes;
}

void ImpPutInteger( SbxValues* p, sal_Int16 n )
{
	SbxValues aTmp;
start:
	switch( +p->eType )
	{
		// hier muss getestet werden
		case SbxCHAR:
			aTmp.pChar = &p->nChar; goto direct;
		case SbxBYTE:
			aTmp.pByte = &p->nByte; goto direct;
		case SbxULONG:
			aTmp.pULong = &p->nULong; goto direct;
		case SbxERROR:
		case SbxUSHORT:
			aTmp.pUShort = &p->nUShort; goto direct;
		case SbxSALUINT64:
			aTmp.puInt64 = &p->uInt64; goto direct;
		direct:
			aTmp.eType = SbxDataType( p->eType | SbxBYREF );
			p = &aTmp; goto start;

		// ab hier nicht mehr
		case SbxINTEGER:
		case SbxBOOL:
			p->nInteger = n; break;
		case SbxLONG:
			p->nLong = n; break;
		case SbxSINGLE:
			p->nSingle = n; break;
		case SbxDATE:
		case SbxDOUBLE:
			p->nDouble = n; break;
		case SbxSALINT64:
			p->nInt64 = n; break;
		case SbxULONG64:
			p->nULong64 = ImpDoubleToUINT64( (double)n ); break;
		case SbxLONG64:
			p->nLong64 = ImpDoubleToINT64( (double)n ); break;
		case SbxCURRENCY:
			p->nLong64 = ImpDoubleToCurrency( (double)n ); break;
		case SbxDECIMAL:
		case SbxBYREF | SbxDECIMAL:
			ImpCreateDecimal( p )->setInt( n );
			break;

		case SbxLPSTR:
		case SbxSTRING:
		case SbxBYREF | SbxSTRING:
			if( !p->pOUString )
				p->pOUString = new ::rtl::OUString;
			ImpCvtNum( (double) n, 0, *p->pOUString );
			break;
		case SbxOBJECT:
		{
			SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
			if( pVal )
				pVal->PutInteger( n );
			else
				SbxBase::SetError( SbxERR_NO_OBJECT );
			break;
		}
		case SbxBYREF | SbxCHAR:
			if( n < SbxMINCHAR )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMINCHAR;
			}
			*p->pChar = (char) n; break;
		case SbxBYREF | SbxBYTE:
			if( n > SbxMAXBYTE )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXBYTE;
			}
			else if( n < 0 )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = 0;
			}
			*p->pByte = (sal_uInt8) n; break;
		case SbxBYREF | SbxINTEGER:
		case SbxBYREF | SbxBOOL:
			*p->pInteger = n; break;
		case SbxBYREF | SbxERROR:
		case SbxBYREF | SbxUSHORT:
			if( n < 0 )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = 0;
			}
			*p->pUShort = (sal_uInt16) n; break;
		case SbxBYREF | SbxLONG:
			*p->pLong = (sal_Int32) n; break;
		case SbxBYREF | SbxULONG:
			if( n < 0 )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = 0;
			}
			*p->pULong = (sal_uInt32) n; break;
		case SbxBYREF | SbxSALINT64:
			*p->pnInt64 = n; break;
		case SbxBYREF | SbxSALUINT64:
	        if( n < 0 )
            {
		        SbxBase::SetError( SbxERR_OVERFLOW ); *p->puInt64 = 0;
            }
            else
			    *p->puInt64 = n; 
            break;
		case SbxBYREF | SbxSINGLE:
			*p->pSingle = (float) n; break;
		case SbxBYREF | SbxDATE:
		case SbxBYREF | SbxDOUBLE:
			*p->pDouble = (double) n; break;
		case SbxBYREF | SbxULONG64:
			*p->pULong64 = ImpDoubleToUINT64( (double)n ); break;
		case SbxBYREF | SbxLONG64:
			*p->pLong64 = ImpDoubleToINT64( (double)n ); break;
		case SbxBYREF | SbxCURRENCY:
			*p->pLong64 = ImpDoubleToCurrency( (double)n ); break;

		default:
			SbxBase::SetError( SbxERR_CONVERSION );
	}
}


// sal_Int64 / hyper

sal_Int64 ImpDoubleToSalInt64( double d )
{
    sal_Int64 nRes;
	if( d > SbxMAXSALINT64 )
	{
		SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXSALINT64;
	}
	else if( d < SbxMINSALINT64 )
	{
		SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMINSALINT64;
	}
	else
		nRes = (sal_Int64) ImpRound( d );
    return nRes;
}

sal_uInt64 ImpDoubleToSalUInt64( double d )
{
    sal_uInt64 nRes;
	if( d > SbxMAXSALUINT64 )
	{
		SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXSALUINT64;
	}
	else if( d < 0.0 )
	{
		SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
	}
	else
		nRes = (sal_uInt64) ImpRound( d );
    return nRes;
}

double ImpSalUInt64ToDouble( sal_uInt64 n )
{
    double d = 0.0;
    if( n > SbxMAXSALINT64 )
        SbxBase::SetError( SbxERR_CONVERSION );
    else
	    d = (double)(sal_Int64) n;
    return d;
}


sal_Int64 ImpGetInt64( const SbxValues* p )
{
	SbxValues aTmp;
	sal_Int64 nRes;
start:
	switch( +p->eType )
	{
		case SbxNULL:
			SbxBase::SetError( SbxERR_CONVERSION );
		case SbxEMPTY:
			nRes = 0; break;
		case SbxCHAR:
			nRes = p->nChar; break;
		case SbxBYTE:
			nRes = p->nByte; break;
		case SbxINTEGER:
		case SbxBOOL:
			nRes = p->nInteger; break;
		case SbxERROR:
		case SbxUSHORT:
			nRes = p->nUShort; break;
		case SbxLONG:
			nRes = p->nLong; break;
		case SbxULONG:
			nRes = (sal_Int64) p->nULong; break;
		case SbxSINGLE:
            nRes = ImpDoubleToSalInt64( (double)p->nSingle );
			break;
		case SbxDATE:
		case SbxDOUBLE:
		case SbxLONG64:
		case SbxULONG64:
		case SbxCURRENCY:
			{
			double dVal;
			if( p->eType ==	SbxCURRENCY )
				dVal = ImpCurrencyToDouble( p->nLong64 );
			else if( p->eType == SbxLONG64 )
				dVal = ImpINT64ToDouble( p->nLong64 );
			else if( p->eType == SbxULONG64 )
				dVal = ImpUINT64ToDouble( p->nULong64 );
			else
				dVal = p->nDouble;

            nRes = ImpDoubleToSalInt64( dVal );
			break;
			}
        case SbxSALINT64:
		    nRes = p->nInt64; break;
		case SbxSALUINT64:
			if( p->uInt64 > SbxMAXSALINT64 )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXSALINT64;
			}
			else
				nRes = (sal_Int64) p->uInt64;
			break;

		case SbxBYREF | SbxSTRING:
		case SbxSTRING:
		case SbxLPSTR:
			if( !p->pOUString )
				nRes = 0;
			else
			{
               	::rtl::OString aOStr = ::rtl::OUStringToOString
                    ( *p->pOUString, RTL_TEXTENCODING_ASCII_US );
                nRes = aOStr.toInt64();
                if( nRes == 0 )
                {
                    // Check if really 0 or invalid conversion
				    double d;
				    SbxDataType t;
				    if( ImpScan( *p->pOUString, d, t, NULL ) != SbxERR_OK )
					    nRes = 0;
                    else
					    nRes = ImpDoubleToSalInt64( d );
                }
			}
			break;
		case SbxOBJECT:
		{
			SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
			if( pVal )
				nRes = pVal->GetInt64();
			else
			{
				SbxBase::SetError( SbxERR_NO_OBJECT ); nRes = 0;
			}
			break;
		}

		case SbxBYREF | SbxCHAR:
			nRes = *p->pChar; break;
		case SbxBYREF | SbxBYTE:
			nRes = *p->pByte; break;
		case SbxBYREF | SbxINTEGER:
		case SbxBYREF | SbxBOOL:
			nRes = *p->pInteger; break;
		case SbxBYREF | SbxLONG:
			nRes = *p->pLong; break;
		case SbxBYREF | SbxULONG:
			nRes = *p->pULong; break;
        case SbxBYREF | SbxSALINT64:
		    nRes = *p->pnInt64; break;

		// from here the values has to be checked
		case SbxBYREF | SbxERROR:
		case SbxBYREF | SbxUSHORT:
			aTmp.nUShort = *p->pUShort; goto ref;
		case SbxBYREF | SbxSINGLE:
			aTmp.nSingle = *p->pSingle; goto ref;
		case SbxBYREF | SbxDATE:
		case SbxBYREF | SbxDOUBLE:
			aTmp.nDouble = *p->pDouble; goto ref;
		case SbxBYREF | SbxULONG64:
			aTmp.nULong64 = *p->pULong64; goto ref;
		case SbxBYREF | SbxLONG64:
		case SbxBYREF | SbxCURRENCY:
			aTmp.nLong64 = *p->pLong64; goto ref;
        case SbxBYREF | SbxSALUINT64:
			aTmp.uInt64 = *p->puInt64; goto ref;
		ref:
			aTmp.eType = SbxDataType( p->eType & 0x0FFF );
			p = &aTmp; goto start;

		default:
			SbxBase::SetError( SbxERR_CONVERSION ); nRes = 0;
	}
	return nRes;
}

void ImpPutInt64( SbxValues* p, sal_Int64 n )
{
	SbxValues aTmp;

start:
	switch( +p->eType )
	{
		// Check neccessary
		case SbxCHAR:
			aTmp.pChar = &p->nChar; goto direct;
		case SbxBYTE:
			aTmp.pByte = &p->nByte; goto direct;
		case SbxINTEGER:
		case SbxBOOL:
			aTmp.pInteger = &p->nInteger; goto direct;
		case SbxULONG64:
			aTmp.pULong64 = &p->nULong64; goto direct;
		case SbxLONG64:
		case SbxCURRENCY:
			aTmp.pLong64 = &p->nLong64; goto direct;
		case SbxULONG:
			aTmp.pULong = &p->nULong; goto direct;
		case SbxERROR:
		case SbxUSHORT:
			aTmp.pUShort = &p->nUShort; goto direct;
		case SbxLONG:
			aTmp.pnInt64 = &p->nInt64; goto direct;
		case SbxSALUINT64:
			aTmp.puInt64 = &p->uInt64; goto direct;

		direct:
			aTmp.eType = SbxDataType( p->eType | SbxBYREF );
			p = &aTmp; goto start;

		// Check not neccessary
        case SbxSALINT64:
		    p->nInt64 = n; break;
		case SbxSINGLE:
			p->nSingle = (float) n; break;
		case SbxDATE:
		case SbxDOUBLE:
			p->nDouble = (double) n; break;

		case SbxBYREF | SbxSTRING:
		case SbxSTRING:
		case SbxLPSTR:
        {
			if( !p->pOUString )
				p->pOUString = new ::rtl::OUString;

            ::rtl::OString  aOStr  = ::rtl::OString::valueOf( n );
           	(*p->pOUString) = ::rtl::OStringToOUString
                ( aOStr, RTL_TEXTENCODING_ASCII_US );
			break;
        }
		case SbxOBJECT:
		{
			SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
			if( pVal )
				pVal->PutInt64( n );
			else
				SbxBase::SetError( SbxERR_NO_OBJECT );
			break;
		}
		case SbxBYREF | SbxCHAR:
			if( n > SbxMAXCHAR )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXCHAR;
			}
			else if( n < SbxMINCHAR )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMINCHAR;
			}
			*p->pChar = (xub_Unicode) n; break;
		case SbxBYREF | SbxBYTE:
			if( n > SbxMAXBYTE )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXBYTE;
			}
			else if( n < 0 )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = 0;
			}
			*p->pByte = (sal_uInt8) n; break;
		case SbxBYREF | SbxINTEGER:
		case SbxBYREF | SbxBOOL:
			if( n > SbxMAXINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXINT;
			}
			else if( n < SbxMININT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMININT;
			}
			*p->pInteger = (sal_Int16) n; break;
		case SbxBYREF | SbxERROR:
		case SbxBYREF | SbxUSHORT:
			if( n > SbxMAXUINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXUINT;
			}
			else if( n < 0 )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = 0;
			}
			*p->pUShort = (sal_uInt16) n; break;
		case SbxBYREF | SbxLONG:
			if( n > SbxMAXLNG )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXLNG;
			}
			else if( n < SbxMINLNG )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMINLNG;
			}
			*p->pLong = (sal_Int32) n; break;
		case SbxBYREF | SbxULONG:
			if( n > SbxMAXULNG )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXULNG;
			}
			else if( n < 0 )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = 0;
			}
			*p->pULong = (sal_uInt32) n; break;
		case SbxBYREF | SbxSINGLE:
			*p->pSingle = (float) n; break;
		case SbxBYREF | SbxDATE:
		case SbxBYREF | SbxDOUBLE:
			*p->pDouble = (double) n; break;
		case SbxBYREF | SbxCURRENCY:
			if( n > SbxMAXCURR )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = (sal_Int64) SbxMAXCURR;
			}
			else if( n < SbxMINCURR )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = (sal_Int64) SbxMINCURR;
			}
			*p->pLong64 = ImpDoubleToCurrency( (double)n ); break;

		case SbxBYREF | SbxSALINT64:
			*p->pnInt64 = n; break;
		case SbxBYREF | SbxSALUINT64:
			if( n < 0 )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = 0;
			}
			*p->puInt64 = (sal_Int64) n; break;

		default:
			SbxBase::SetError( SbxERR_CONVERSION );
	}
}

sal_uInt64 ImpGetUInt64( const SbxValues* p )
{
	SbxValues aTmp;
	sal_uInt64 nRes;
start:
	switch( +p->eType )
	{
		case SbxNULL:
			SbxBase::SetError( SbxERR_CONVERSION );
		case SbxEMPTY:
			nRes = 0; break;
		case SbxCHAR:
			nRes = p->nChar; break;
		case SbxBYTE:
			nRes = p->nByte; break;
		case SbxINTEGER:
		case SbxBOOL:
			nRes = p->nInteger; break;
		case SbxERROR:
		case SbxUSHORT:
			nRes = p->nUShort; break;
		case SbxLONG:
			nRes = p->nLong; break;
		case SbxULONG:
			nRes = (sal_uInt64) p->nULong; break;
		case SbxSINGLE:
            nRes = ImpDoubleToSalUInt64( (double)p->nSingle );
			break;
		case SbxDATE:
		case SbxDOUBLE:
		case SbxLONG64:
		case SbxULONG64:
		case SbxCURRENCY:
			{
			double dVal;
			if( p->eType ==	SbxCURRENCY )
				dVal = ImpCurrencyToDouble( p->nLong64 );
			else if( p->eType == SbxLONG64 )
				dVal = ImpINT64ToDouble( p->nLong64 );
			else if( p->eType == SbxULONG64 )
				dVal = ImpUINT64ToDouble( p->nULong64 );
			else
				dVal = p->nDouble;

            nRes = ImpDoubleToSalUInt64( dVal );
			break;
			}
        case SbxSALINT64:
			if( p->nInt64 < 0 )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
			}
			else
				nRes = (sal_uInt64) p->nInt64;
		case SbxSALUINT64:
		    nRes = p->uInt64; break;

		case SbxBYREF | SbxSTRING:
		case SbxSTRING:
		case SbxLPSTR:
			if( !p->pOUString )
				nRes = 0;
			else
			{
               	::rtl::OString aOStr = ::rtl::OUStringToOString
                    ( *p->pOUString, RTL_TEXTENCODING_ASCII_US );
                sal_Int64 n64 = aOStr.toInt64();
                if( n64 == 0 )
                {
                    // Check if really 0 or invalid conversion
				    double d;
				    SbxDataType t;
				    if( ImpScan( *p->pOUString, d, t, NULL ) != SbxERR_OK )
					    nRes = 0;
				    else if( d > SbxMAXSALUINT64 )
				    {
					    SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXSALUINT64;
				    }
				    else if( d < 0.0 )
				    {
					    SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
				    }
				    else
					    nRes = (sal_uInt64) ImpRound( d );
                }
			    else if( n64 < 0 )
			    {
				    SbxBase::SetError( SbxERR_OVERFLOW ); nRes = 0;
			    }
                else
			    {
				    nRes = n64;
			    }
			}
			break;
		case SbxOBJECT:
		{
			SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
			if( pVal )
				nRes = pVal->GetUInt64();
			else
			{
				SbxBase::SetError( SbxERR_NO_OBJECT ); nRes = 0;
			}
			break;
		}

		case SbxBYREF | SbxCHAR:
			nRes = *p->pChar; break;
		case SbxBYREF | SbxBYTE:
			nRes = *p->pByte; break;
		case SbxBYREF | SbxINTEGER:
		case SbxBYREF | SbxBOOL:
			nRes = *p->pInteger; break;
		case SbxBYREF | SbxLONG:
			nRes = *p->pLong; break;
		case SbxBYREF | SbxULONG:
			nRes = *p->pULong; break;
        case SbxBYREF | SbxSALUINT64:
		    nRes = *p->puInt64; break;

		// from here the values has to be checked
		case SbxBYREF | SbxERROR:
		case SbxBYREF | SbxUSHORT:
			aTmp.nUShort = *p->pUShort; goto ref;
		case SbxBYREF | SbxSINGLE:
			aTmp.nSingle = *p->pSingle; goto ref;
		case SbxBYREF | SbxDATE:
		case SbxBYREF | SbxDOUBLE:
			aTmp.nDouble = *p->pDouble; goto ref;
		case SbxBYREF | SbxULONG64:
			aTmp.nULong64 = *p->pULong64; goto ref;
		case SbxBYREF | SbxLONG64:
		case SbxBYREF | SbxCURRENCY:
			aTmp.nLong64 = *p->pLong64; goto ref;
        case SbxBYREF | SbxSALINT64:
			aTmp.nInt64 = *p->pnInt64; goto ref;
		ref:
			aTmp.eType = SbxDataType( p->eType & 0x0FFF );
			p = &aTmp; goto start;

		default:
			SbxBase::SetError( SbxERR_CONVERSION ); nRes = 0;
	}
	return nRes;
}

void ImpPutUInt64( SbxValues* p, sal_uInt64 n )
{
	SbxValues aTmp;

start:
	switch( +p->eType )
	{
		// Check neccessary
		case SbxCHAR:
			aTmp.pChar = &p->nChar; goto direct;
		case SbxBYTE:
			aTmp.pByte = &p->nByte; goto direct;
		case SbxINTEGER:
		case SbxBOOL:
			aTmp.pInteger = &p->nInteger; goto direct;
		case SbxULONG64:
			aTmp.pULong64 = &p->nULong64; goto direct;
		case SbxLONG64:
		case SbxCURRENCY:
			aTmp.pLong64 = &p->nLong64; goto direct;
		case SbxULONG:
			aTmp.pULong = &p->nULong; goto direct;
		case SbxERROR:
		case SbxUSHORT:
			aTmp.pUShort = &p->nUShort; goto direct;
		case SbxLONG:
			aTmp.pnInt64 = &p->nInt64; goto direct;
		case SbxSALINT64:
			aTmp.pnInt64 = &p->nInt64; goto direct;
		case SbxSINGLE:
			aTmp.pSingle = &p->nSingle; goto direct;
		case SbxDATE:
		case SbxDOUBLE:
			aTmp.pDouble = &p->nDouble; goto direct;

		direct:
			aTmp.eType = SbxDataType( p->eType | SbxBYREF );
			p = &aTmp; goto start;

		// Check not neccessary
        case SbxSALUINT64:
		    p->uInt64 = n; break;

		case SbxBYREF | SbxSTRING:
		case SbxSTRING:
		case SbxLPSTR:
			if( !p->pOUString )
				p->pOUString = new ::rtl::OUString;
            if( n > SbxMAXSALINT64 )
    			SbxBase::SetError( SbxERR_CONVERSION );
            else
            {
                ::rtl::OString  aOStr  = ::rtl::OString::valueOf( (sal_Int64)n );
           	    (*p->pOUString) = ::rtl::OStringToOUString
                    ( aOStr, RTL_TEXTENCODING_ASCII_US );
            }
			break;
		case SbxOBJECT:
		{
			SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
			if( pVal )
				pVal->PutUInt64( n );
			else
				SbxBase::SetError( SbxERR_NO_OBJECT );
			break;
		}
		case SbxBYREF | SbxCHAR:
			if( n > SbxMAXCHAR )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXCHAR;
			}
			*p->pChar = (xub_Unicode) n; break;
		case SbxBYREF | SbxBYTE:
			if( n > SbxMAXBYTE )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXBYTE;
			}
			*p->pByte = (sal_uInt8) n; break;
		case SbxBYREF | SbxINTEGER:
		case SbxBYREF | SbxBOOL:
			if( n > SbxMAXINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXINT;
			}
			*p->pInteger = (sal_Int16) n; break;
		case SbxBYREF | SbxERROR:
		case SbxBYREF | SbxUSHORT:
			if( n > SbxMAXUINT )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXUINT;
			}
			*p->pUShort = (sal_uInt16) n; break;
		case SbxBYREF | SbxLONG:
			if( n > SbxMAXLNG )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXLNG;
			}
			*p->pLong = (sal_Int32) n; break;
		case SbxBYREF | SbxULONG:
			if( n > SbxMAXULNG )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = SbxMAXULNG;
			}
			*p->pULong = (sal_uInt32) n; break;
		case SbxBYREF | SbxSINGLE:
            *p->pDouble = (float)ImpSalUInt64ToDouble( n ); break;
		case SbxBYREF | SbxDATE:
		case SbxBYREF | SbxDOUBLE:
            *p->pDouble = ImpSalUInt64ToDouble( n ); break;
		case SbxBYREF | SbxCURRENCY:
			if( n > SbxMAXSALINT64 || (sal_Int64)n > SbxMAXCURR )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = (sal_Int64) SbxMAXCURR;
			}
			*p->pLong64 = ImpDoubleToCurrency( (double)(sal_Int64) n ); break;

		case SbxBYREF | SbxSALUINT64:
			*p->puInt64 = n; break;
		case SbxBYREF | SbxSALINT64:
			if( n > SbxMAXSALINT64 )
			{
				SbxBase::SetError( SbxERR_OVERFLOW ); n = 0;
			}
			*p->pnInt64 = (sal_Int64) n; break;

		default:
			SbxBase::SetError( SbxERR_CONVERSION );
	}
}


