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Diffstat (limited to '')
-rw-r--r-- | basic/source/sbx/sbxlng.cxx | 318 |
1 files changed, 318 insertions, 0 deletions
diff --git a/basic/source/sbx/sbxlng.cxx b/basic/source/sbx/sbxlng.cxx new file mode 100644 index 000000000..bda401b98 --- /dev/null +++ b/basic/source/sbx/sbxlng.cxx @@ -0,0 +1,318 @@ +/* -*- 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/float_int_conversion.hxx> +#include <vcl/errcode.hxx> +#include <basic/sberrors.hxx> +#include "sbxconv.hxx" + +#include <rtl/math.hxx> + +sal_Int32 ImpGetLong( const SbxValues* p ) +{ + SbxValues aTmp; + sal_Int32 nRes; +start: + switch( +p->eType ) + { + case SbxNULL: + SbxBase::SetError( ERRCODE_BASIC_CONVERSION ); + [[fallthrough]]; + 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: + if( p->nULong > SbxMAXLNG ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXLNG; + } + else + nRes = static_cast<sal_Int32>(p->nULong); + break; + case SbxSINGLE: + if( !o3tl::convertsToAtMost(o3tl::roundAway(p->nSingle), SbxMAXLNG) ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXLNG; + } + else if( !o3tl::convertsToAtLeast(o3tl::roundAway(p->nSingle), SbxMINLNG) ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMINLNG; + } + else + nRes = static_cast<sal_Int32>(rtl::math::round( p->nSingle )); + break; + case SbxSALINT64: + nRes = p->nInt64; + break; + case SbxSALUINT64: + nRes = p->uInt64; + break; + case SbxCURRENCY: + { + sal_Int64 tstVal = p->nInt64 / CURRENCY_FACTOR; + nRes = static_cast<sal_Int32>(tstVal); + if( tstVal < SbxMINLNG || SbxMAXLNG < tstVal ) SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); + if( SbxMAXLNG < tstVal ) nRes = SbxMAXLNG; + if( tstVal < SbxMINLNG ) nRes = SbxMINLNG; + 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( !o3tl::convertsToAtMost(o3tl::roundAway(dVal), SbxMAXLNG) ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXLNG; + } + else if( !o3tl::convertsToAtLeast(o3tl::roundAway(dVal), SbxMINLNG) ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMINLNG; + } + else + nRes = static_cast<sal_Int32>(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( !o3tl::convertsToAtMost(o3tl::roundAway(d), SbxMAXLNG) ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXLNG; + } + else if( !o3tl::convertsToAtLeast(o3tl::roundAway(d), SbxMINLNG) ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMINLNG; + } + else + nRes = static_cast<sal_Int32>(rtl::math::round( d )); + } + break; + case SbxOBJECT: + { + SbxValue* pVal = dynamic_cast<SbxValue*>( p->pObj ); + if( pVal ) + nRes = pVal->GetLong(); + else + { + SbxBase::SetError( ERRCODE_BASIC_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; + + // from here had to be tested + 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 ImpPutLong( SbxValues* p, sal_Int32 n ) +{ + SbxValues aTmp; + +start: + switch( +p->eType ) + { + // From here had to be tested + 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 SbxULONG: + aTmp.pULong = &p->nULong; goto direct; + case SbxSALUINT64: + aTmp.puInt64 = &p->uInt64; goto direct; + case SbxERROR: + case SbxUSHORT: + aTmp.pUShort = &p->nUShort; + direct: + aTmp.eType = SbxDataType( p->eType | SbxBYREF ); + p = &aTmp; goto start; + + // from here no longer + case SbxLONG: + p->nLong = n; break; + case SbxSINGLE: + p->nSingle = static_cast<float>(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 SbxDECIMAL: + case SbxBYREF | SbxDECIMAL: + ImpCreateDecimal( p )->setLong( 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->PutLong( n ); + else + SbxBase::SetError( ERRCODE_BASIC_NO_OBJECT ); + break; + } + case SbxBYREF | SbxCHAR: + if( n > SbxMAXCHAR ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMAXCHAR; + } + else if( n < SbxMINCHAR ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMINCHAR; + } + *p->pChar = static_cast<sal_Unicode>(n); break; + case SbxBYREF | SbxBYTE: + if( n > SbxMAXBYTE ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMAXBYTE; + } + else if( n < 0 ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = 0; + } + *p->pByte = static_cast<sal_uInt8>(n); break; + case SbxBYREF | SbxINTEGER: + case SbxBYREF | SbxBOOL: + if( n > SbxMAXINT ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMAXINT; + } + else if( n < SbxMININT ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMININT; + } + *p->pInteger = static_cast<sal_Int16>(n); break; + case SbxBYREF | SbxERROR: + case SbxBYREF | SbxUSHORT: + if( n > SbxMAXUINT ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMAXUINT; + } + else if( n < 0 ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = 0; + } + *p->pUShort = static_cast<sal_uInt16>(n); break; + case SbxBYREF | SbxLONG: + *p->pLong = n; break; + case SbxBYREF | SbxULONG: + if( n < 0 ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = 0; + } + *p->pULong = static_cast<sal_uInt32>(n); break; + case SbxBYREF | SbxSALINT64: + *p->pnInt64 = n; break; + case SbxBYREF | SbxSALUINT64: + if( n < 0 ) + { + SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); *p->puInt64 = 0; + } + else + *p->puInt64 = n; + break; + case SbxBYREF | SbxSINGLE: + *p->pSingle = static_cast<float>(n); break; + case SbxBYREF | SbxDATE: + case SbxBYREF | SbxDOUBLE: + *p->pDouble = static_cast<double>(n); break; + case SbxBYREF | SbxCURRENCY: + *p->pnInt64 = static_cast<sal_Int64>(n) * sal_Int64(CURRENCY_FACTOR); break; + default: + SbxBase::SetError( ERRCODE_BASIC_CONVERSION ); + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |