LESwaps.h

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/*
 *
 * (C) Copyright IBM Corp. 1998-2008 - All Rights Reserved
 *
 */

#ifndef __LESWAPS_H
#define __LESWAPS_H

#include "LETypes.h"

U_NAMESPACE_BEGIN

#define SWAPW(value) LESwaps::swapWord((const le_uint16 &) (value))

#define SWAPL(value) LESwaps::swapLong((const le_uint32 &) (value))

class U_LAYOUT_API LESwaps /* not : public UObject because all methods are static */ {
public:

    static le_uint16 swapWord(const le_uint16 &value)
    {
        const le_uint8 *p = (const le_uint8 *) &value;

        return ((p[0] << 8) + p[1]);
    };

    static le_uint32 swapLong(const le_uint32 &value)
    {
        const le_uint8 *p = (const le_uint8 *) &value;

        return ((p[0] << 24) + (p[1] << 16) + (p[2] << 8) + p[3]);
    };

private:
    LESwaps() {} // private - forbid instantiation
};

U_NAMESPACE_END
#endif