basic/source/sbx/sbxlng.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <sal/config.h>
  21
  22 #include <comphelper/errcode.hxx>
  23 #include <basic/sberrors.hxx>
  24 #include "sbxconv.hxx"
  25
  26 #include <rtl/math.hxx>
  27
  28 sal_Int32 ImpGetLong( const SbxValues* p )
  29 {
  30     SbxValues aTmp;
  31     sal_Int32 nRes;
  32 start:
  33     switch( +p->eType )
  34     {
  35         case SbxNULL:
  36             SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
  37             [[fallthrough]];
  38         case SbxEMPTY:
  39             nRes = 0; break;
  40         case SbxCHAR:
  41             nRes = p->nChar; break;
  42         case SbxBYTE:
  43             nRes = p->nByte; break;
  44         case SbxINTEGER:
  45         case SbxBOOL:
  46             nRes = p->nInteger; break;
  47         case SbxERROR:
  48         case SbxUSHORT:
  49             nRes = p->nUShort; break;
  50         case SbxLONG:
  51             nRes = p->nLong; break;
  52         case SbxULONG:
  53             if( p->nULong > SbxMAXLNG )
  54             {
  55                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SbxMAXLNG;
  56             }
  57             else
  58                 nRes = static_cast<sal_Int32>(p->nULong);
  59             break;
  60         case SbxSINGLE:
  61             nRes = ImpDoubleToLong(p->nSingle);
  62             break;
  63         case SbxSALINT64:
  64             nRes = p->nInt64;
  65             break;
  66         case SbxSALUINT64:
  67             nRes = p->uInt64;
  68             break;
  69         case SbxCURRENCY:
  70             nRes = CurTo<sal_Int32>(p->nInt64);
  71             break;
  72         case SbxDATE:
  73         case SbxDOUBLE:
  74         case SbxDECIMAL:
  75         case SbxBYREF | SbxDECIMAL:
  76             {
  77             double dVal;
  78             if( p->eType == SbxDECIMAL )
  79             {
  80                 dVal = 0.0;
  81                 if( p->pDecimal )
  82                     p->pDecimal->getDouble( dVal );
  83             }
  84             else
  85                 dVal = p->nDouble;
  86
  87             nRes = ImpDoubleToLong(dVal);
  88             break;
  89             }
  90         case SbxBYREF | SbxSTRING:
  91         case SbxSTRING:
  92         case SbxLPSTR:
  93             if( !p->pOUString )
  94                 nRes = 0;
  95             else
  96             {
  97                 double d;
  98                 SbxDataType t;
  99                 if( ImpScan( *p->pOUString, d, t, nullptr ) != ERRCODE_NONE )
 100                     nRes = 0;
 101                 else
 102                     nRes = ImpDoubleToLong(d);
 103             }
 104             break;
 105         case SbxOBJECT:
 106         {
 107             SbxValue* pVal = dynamic_cast<SbxValue*>( p->pObj );
 108             if( pVal )
 109                 nRes = pVal->GetLong();
 110             else
 111             {
 112                 SbxBase::SetError( ERRCODE_BASIC_NO_OBJECT ); nRes = 0;
 113             }
 114             break;
 115         }
 116
 117         case SbxBYREF | SbxCHAR:
 118             nRes = *p->pChar; break;
 119         case SbxBYREF | SbxBYTE:
 120             nRes = *p->pByte; break;
 121         case SbxBYREF | SbxINTEGER:
 122         case SbxBYREF | SbxBOOL:
 123             nRes = *p->pInteger; break;
 124         case SbxBYREF | SbxLONG:
 125             nRes = *p->pLong; break;
 126
 127         // from here had to be tested
 128         case SbxBYREF | SbxULONG:
 129             aTmp.nULong = *p->pULong; goto ref;
 130         case SbxBYREF | SbxERROR:
 131         case SbxBYREF | SbxUSHORT:
 132             aTmp.nUShort = *p->pUShort; goto ref;
 133         case SbxBYREF | SbxSINGLE:
 134             aTmp.nSingle = *p->pSingle; goto ref;
 135         case SbxBYREF | SbxDATE:
 136         case SbxBYREF | SbxDOUBLE:
 137             aTmp.nDouble = *p->pDouble; goto ref;
 138         case SbxBYREF | SbxCURRENCY:
 139         case SbxBYREF | SbxSALINT64:
 140             aTmp.nInt64 = *p->pnInt64; goto ref;
 141         case SbxBYREF | SbxSALUINT64:
 142             aTmp.uInt64 = *p->puInt64; goto ref;
 143
 144         ref:
 145             aTmp.eType = SbxDataType( p->eType & 0x0FFF );
 146             p = &aTmp; goto start;
 147
 148         default:
 149             SbxBase::SetError( ERRCODE_BASIC_CONVERSION ); nRes = 0;
 150     }
 151     return nRes;
 152 }
 153
 154 void ImpPutLong( SbxValues* p, sal_Int32 n )
 155 {
 156     SbxValues aTmp;
 157
 158 start:
 159     switch( +p->eType )
 160     {
 161         // From here had to be tested
 162         case SbxCHAR:
 163             aTmp.pChar = &p->nChar; goto direct;
 164         case SbxBYTE:
 165             aTmp.pByte = &p->nByte; goto direct;
 166         case SbxINTEGER:
 167         case SbxBOOL:
 168             aTmp.pInteger = &p->nInteger; goto direct;
 169         case SbxULONG:
 170             aTmp.pULong = &p->nULong; goto direct;
 171         case SbxSALUINT64:
 172             aTmp.puInt64 = &p->uInt64; goto direct;
 173         case SbxERROR:
 174         case SbxUSHORT:
 175             aTmp.pUShort = &p->nUShort;
 176         direct:
 177             aTmp.eType = SbxDataType( p->eType | SbxBYREF );
 178             p = &aTmp; goto start;
 179
 180         // from here no longer
 181         case SbxLONG:
 182             p->nLong = n; break;
 183         case SbxSINGLE:
 184             p->nSingle = static_cast<float>(n); break;
 185         case SbxDATE:
 186         case SbxDOUBLE:
 187             p->nDouble = n; break;
 188         case SbxCURRENCY:
 189             p->nInt64 = CurFrom(n); break;
 190         case SbxSALINT64:
 191             p->nInt64 = n; break;
 192         case SbxDECIMAL:
 193         case SbxBYREF | SbxDECIMAL:
 194             ImpCreateDecimal( p )->setLong( n );
 195             break;
 196
 197         case SbxBYREF | SbxSTRING:
 198         case SbxSTRING:
 199         case SbxLPSTR:
 200             if( !p->pOUString )
 201                 p->pOUString = new OUString;
 202             ImpCvtNum( static_cast<double>(n), 0, *p->pOUString );
 203             break;
 204         case SbxOBJECT:
 205         {
 206             SbxValue* pVal = dynamic_cast<SbxValue*>( p->pObj );
 207             if( pVal )
 208                 pVal->PutLong( n );
 209             else
 210                 SbxBase::SetError( ERRCODE_BASIC_NO_OBJECT );
 211             break;
 212         }
 213         case SbxBYREF | SbxCHAR:
 214             if( n > SbxMAXCHAR )
 215             {
 216                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMAXCHAR;
 217             }
 218             else if( n < SbxMINCHAR )
 219             {
 220                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMINCHAR;
 221             }
 222             *p->pChar = static_cast<sal_Unicode>(n); break;
 223         case SbxBYREF | SbxBYTE:
 224             if( n > SbxMAXBYTE )
 225             {
 226                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMAXBYTE;
 227             }
 228             else if( n < 0 )
 229             {
 230                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = 0;
 231             }
 232             *p->pByte = static_cast<sal_uInt8>(n); break;
 233         case SbxBYREF | SbxINTEGER:
 234         case SbxBYREF | SbxBOOL:
 235             if( n > SbxMAXINT )
 236             {
 237                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMAXINT;
 238             }
 239             else if( n < SbxMININT )
 240             {
 241                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMININT;
 242             }
 243             *p->pInteger = static_cast<sal_Int16>(n); break;
 244         case SbxBYREF | SbxERROR:
 245         case SbxBYREF | SbxUSHORT:
 246             if( n > SbxMAXUINT )
 247             {
 248                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = SbxMAXUINT;
 249             }
 250             else if( n < 0 )
 251             {
 252                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = 0;
 253             }
 254             *p->pUShort = static_cast<sal_uInt16>(n); break;
 255         case SbxBYREF | SbxLONG:
 256             *p->pLong = n; break;
 257         case SbxBYREF | SbxULONG:
 258             if( n < 0 )
 259             {
 260                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); n = 0;
 261             }
 262             *p->pULong = static_cast<sal_uInt32>(n); break;
 263         case SbxBYREF | SbxSALINT64:
 264             *p->pnInt64 = n; break;
 265         case SbxBYREF | SbxSALUINT64:
 266             if( n < 0 )
 267             {
 268                 SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); *p->puInt64 = 0;
 269             }
 270             else
 271                 *p->puInt64 = n;
 272             break;
 273         case SbxBYREF | SbxSINGLE:
 274             *p->pSingle = static_cast<float>(n); break;
 275         case SbxBYREF | SbxDATE:
 276         case SbxBYREF | SbxDOUBLE:
 277             *p->pDouble = static_cast<double>(n); break;
 278         case SbxBYREF | SbxCURRENCY:
 279             *p->pnInt64 = CurFrom(n); break;
 280         default:
 281             SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
 282     }
 283 }
 284
 285 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */