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-rw-r--r--basic/source/sbx/sbxbyte.cxx312
1 files changed, 312 insertions, 0 deletions
diff --git a/basic/source/sbx/sbxbyte.cxx b/basic/source/sbx/sbxbyte.cxx
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+++ b/basic/source/sbx/sbxbyte.cxx
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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: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-05 02:00:33 +0000