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54 lines
1.4 KiB
C
54 lines
1.4 KiB
C
/*
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* endian_handling.h - handle endianess
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*
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* Copyright (c) 2005-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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*
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* This file is part of LMMS - http://lmms.io
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU 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 program 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 GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef ENDIAN_HANDLING_H
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#define ENDIAN_HANDLING_H
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#include <QtCore/QSysInfo>
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#include "lmms_basics.h"
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inline bool isLittleEndian()
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{
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return( QSysInfo::ByteOrder == QSysInfo::LittleEndian );
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}
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inline int16_t swap16IfBE( int16_t i )
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{
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return( isLittleEndian() ? i : ( ( i & 0xFF ) << 8) | ( ( i >> 8 ) & 0xFF ) );
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}
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inline int32_t swap32IfBE( int32_t i )
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{
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return( isLittleEndian() ? i : ( ( i & 0xff000000 ) >> 24 ) |
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( ( i & 0x00ff0000 ) >> 8 ) |
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( ( i & 0x0000ff00 ) << 8 ) |
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( ( i & 0x000000ff ) << 24 ) );
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}
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#endif
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