120ca87015
git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5000 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d
103 lines
3.1 KiB
C++
103 lines
3.1 KiB
C++
/***************************************************************************
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* Copyright (c) 2005 Imetric 3D GmbH *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#include "Swap.h"
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unsigned short Base::SwapOrder (void)
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{
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unsigned short usDummy = 1;
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return *((char*) &usDummy) == 1 ? LOW_ENDIAN : HIGH_ENDIAN;
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}
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void Base::SwapVar (char&)
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{
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}
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void Base::SwapVar (unsigned char&)
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{
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}
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void Base::SwapVar (short& s)
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{
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short sTmp = s;
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int i;
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for (i = 0; i < (int)sizeof (short); i++)
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*(((char*) &sTmp) + i) = *(((char*) &s) + sizeof (short) - i - 1);
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s = sTmp;
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}
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void Base::SwapVar (unsigned short& s)
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{
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short sTmp = s;
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int i;
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for (i = 0; i < (int)sizeof (short); i++)
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*(((char*) &sTmp) + i) = *(((char*) &s) + sizeof (short) - i - 1);
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s = sTmp;
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}
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void Base::SwapVar (long& l)
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{
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long lTmp = l;
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int i;
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for (i = 0; i < (int)sizeof (long); i++)
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*(((char*) &lTmp) + i) = *(((char*) &l) + sizeof (long) - i - 1);
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l = lTmp;
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}
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void Base::SwapVar (unsigned long& l)
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{
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long lTmp = l;
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int i;
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for (i = 0; i < (int)sizeof (long); i++)
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*(((char*) &lTmp) + i) = *(((char*) &l) + sizeof (long) - i - 1);
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l = lTmp;
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}
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void Base::SwapVar (float& f)
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{
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float fTmp = f;
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int i;
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for (i = 0; i < (int)sizeof (float); i++)
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*(((char*) &fTmp) + i) = *(((char*) &f) + sizeof (float) - i - 1);
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f = fTmp;
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}
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void Base::SwapVar (double& d)
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{
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double dTmp = d;
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int i;
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for (i = 0; i < (int)sizeof (double); i++)
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*(((char*) &dTmp) + i) = *(((char*) &d) + sizeof (double) - i - 1);
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d = dTmp;
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}
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