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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sal/config.h>
#include <o3tl/safeint.hxx>
#include <vcl/errcode.hxx>
//#include <basic/sbx.hxx>
#include <basic/sberrors.hxx>
#include "sbxconv.hxx"
#include <rtl/math.hxx>
sal_uInt8 ImpGetByte( const SbxValues* p )
{
SbxValues aTmp;
sal_uInt8 nRes;
start:
switch( +p->eType )
{
case SbxNULL:
SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
[[fallthrough]];
case SbxEMPTY:
nRes = 0; break;
case SbxCHAR:
if( p->nChar > SbxMAXBYTE )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = 0;
}
else
nRes = static_cast<sal_uInt8>(p->nChar);
break;
case SbxBYTE:
nRes = p->nByte; break;
case SbxINTEGER:
case SbxBOOL:
if( p->nInteger > SbxMAXBYTE )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXBYTE;
}
else if( p->nInteger < 0 )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = 0;
}
else
nRes = static_cast<sal_uInt8>(p->nInteger);
break;
case SbxERROR:
case SbxUSHORT:
if( p->nUShort > o3tl::make_unsigned(SbxMAXBYTE) )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXBYTE;
}
else
nRes = static_cast<sal_uInt8>(p->nUShort);
break;
case SbxLONG:
if( p->nLong > SbxMAXBYTE )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXBYTE;
}
else if( p->nLong < 0 )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = 0;
}
else
nRes = static_cast<sal_uInt8>(p->nLong);
break;
case SbxULONG:
if( p->nULong > SbxMAXBYTE )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXBYTE;
}
else
nRes = static_cast<sal_uInt8>(p->nULong);
break;
case SbxCURRENCY:
case SbxSALINT64:
{
sal_Int64 val = p->nInt64;
if ( p->eType == SbxCURRENCY )
val = val / CURRENCY_FACTOR;
if( val > SbxMAXBYTE )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXBYTE;
}
else if( p->nInt64 < 0 )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = 0;
}
else
nRes = static_cast<sal_uInt8>(val);
break;
}
case SbxSALUINT64:
if( p->uInt64 > SbxMAXBYTE )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXBYTE;
}
else
nRes = static_cast<sal_uInt8>(p->uInt64);
break;
case SbxSINGLE:
if( p->nSingle > SbxMAXBYTE )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXBYTE;
}
else if( p->nSingle < 0 )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = 0;
}
else
nRes = static_cast<sal_uInt8>(rtl::math::round( p->nSingle ));
break;
case SbxDATE:
case SbxDOUBLE:
case SbxDECIMAL:
case SbxBYREF | SbxDECIMAL:
{
double dVal;
if( p->eType == SbxDECIMAL )
{
dVal = 0.0;
if( p->pDecimal )
p->pDecimal->getDouble( dVal );
}
else
dVal = p->nDouble;
if( dVal > SbxMAXBYTE )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXBYTE;
}
else if( dVal < 0 )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = 0;
}
else
nRes = static_cast<sal_uInt8>(rtl::math::round( dVal ));
break;
}
case SbxBYREF | SbxSTRING:
case SbxSTRING:
case SbxLPSTR:
if( !p->pOUString )
nRes = 0;
else
{
double d;
SbxDataType t;
if( ImpScan( *p->pOUString, d, t, nullptr, true ) != ERRCODE_NONE )
nRes = 0;
else if( d > SbxMAXBYTE )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXBYTE;
}
else if( d < 0 )
{
SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = 0;
}
else
nRes = static_cast<sal_uInt8>( d + 0.5 );
}
break;
case SbxOBJECT:
{
SbxValue* pVal = dynamic_cast<SbxValue*>( p->pObj );
if( pVal )
nRes = pVal->GetByte();
else
{
SbxBase::SetError( ERRCODE_BASIC_NO_OBJECT ); nRes = 0;
}
break;
}
case SbxBYREF | SbxBYTE:
nRes = p->nByte; break;
// from here on will be tested
case SbxBYREF | SbxCHAR:
aTmp.nChar = *p->pChar; goto ref;
case SbxBYREF | SbxINTEGER:
case SbxBYREF | SbxBOOL:
aTmp.nInteger = *p->pInteger; goto ref;
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 | SbxCURRENCY:
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( ERRCODE_BASIC_CONVERSION ); nRes = 0;
}
return nRes;
}
void ImpPutByte( SbxValues* p, sal_uInt8 n )
{
switch( +p->eType )
{
case SbxBYTE:
p->nByte = n; break;
case SbxINTEGER:
case SbxBOOL:
p->nInteger = n; break;
case SbxERROR:
case SbxUSHORT:
p->nUShort = n; break;
case SbxLONG:
p->nLong = n; break;
case SbxULONG:
p->nULong = n; break;
case SbxSINGLE:
p->nSingle = n; break;
case SbxDATE:
case SbxDOUBLE:
p->nDouble = n; break;
case SbxCURRENCY:
p->nInt64 = n * CURRENCY_FACTOR; break;
case SbxSALINT64:
p->nInt64 = n; break;
case SbxSALUINT64:
p->uInt64 = n; break;
case SbxDECIMAL:
case SbxBYREF | SbxDECIMAL:
ImpCreateDecimal( p )->setByte( n );
break;
case SbxCHAR:
p->nChar = static_cast<sal_Unicode>(n); break;
case SbxBYREF | SbxSTRING:
case SbxSTRING:
case SbxLPSTR:
if( !p->pOUString )
p->pOUString = new OUString;
ImpCvtNum( static_cast<double>(n), 0, *p->pOUString );
break;
case SbxOBJECT:
{
SbxValue* pVal = dynamic_cast<SbxValue*>( p->pObj );
if( pVal )
pVal->PutByte( n );
else
SbxBase::SetError( ERRCODE_BASIC_NO_OBJECT );
break;
}
case SbxBYREF | SbxCHAR:
*p->pChar = static_cast<sal_Unicode>(n); break;
case SbxBYREF | SbxBYTE:
*p->pByte = n; break;
case SbxBYREF | SbxINTEGER:
case SbxBYREF | SbxBOOL:
*p->pInteger = n; break;
case SbxBYREF | SbxERROR:
case SbxBYREF | SbxUSHORT:
*p->pUShort = n; break;
case SbxBYREF | SbxLONG:
*p->pLong = n; break;
case SbxBYREF | SbxULONG:
*p->pULong = n; break;
case SbxBYREF | SbxSINGLE:
*p->pSingle = n; break;
case SbxBYREF | SbxDATE:
case SbxBYREF | SbxDOUBLE:
*p->pDouble = n; break;
case SbxBYREF | SbxCURRENCY:
p->nInt64 = n * CURRENCY_FACTOR; break;
case SbxBYREF | SbxSALINT64:
*p->pnInt64 = n; break;
case SbxBYREF | SbxSALUINT64:
*p->puInt64 = n; break;
default:
SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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