1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 /*

    18  * Licensed to the Apache Software Foundation (ASF) under one or more

    19  * contributor license agreements.  See the NOTICE file distributed with

    20  * this work for additional information regarding copyright ownership.

    21  * The ASF licenses this file to You under the Apache License, Version 2.0

    22  * (the "License"); you may not use this file except in compliance with

    23  * the License.  You may obtain a copy of the License at

    24  * 

    25  *      http://www.apache.org/licenses/LICENSE-2.0

    26  * 

    27  * Unless required by applicable law or agreed to in writing, software

    28  * distributed under the License is distributed on an "AS IS" BASIS,

    29  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    30  * See the License for the specific language governing permissions and

    31  * limitations under the License.

    32  */

    33 

    34 /*

    35  * $Id: BitOps.hpp 568078 2007-08-21 11:43:25Z amassari $

    36  */

    37 

    38 #if !defined(BITOPS_HPP)

    39 #define BITOPS_HPP

    40 

    41 #include <xercesc/util/XercesDefs.hpp>

    42 

    43 XERCES_CPP_NAMESPACE_BEGIN

    44 

    45 class XMLUTIL_EXPORT BitOps

    46 {

    47 public:

    48     // -----------------------------------------------------------------------

    49     //  Public static methods

    50     // -----------------------------------------------------------------------

    51     static inline XMLCh swapBytes(const XMLUInt16 toSwap)

    52     {

    53         //The mask is required to overcome a compiler error on solaris

    54         return XMLCh(((toSwap >> 8) | (toSwap << 8)) & 0xFFFF);

    55     }

    56 

    57     static inline unsigned int swapBytes(const XMLUInt32 toSwap)

    58     {

    59         return

    60         (

    61             (toSwap >> 24)

    62             | (toSwap << 24)

    63             | ((toSwap & 0xFF00) << 8)

    64             | ((toSwap & 0xFF0000) >> 8)

    65         );

    66     }

    67 

    68 

    69 

    70 protected :

    71     // -----------------------------------------------------------------------

    72     //  Unimplemented constructors and operators.  (These ought to be private,

    73     //                                  but that produces spurious compiler warnings

    74     //                                  on some platforms.)

    75     // -----------------------------------------------------------------------

    76     BitOps();

    77     BitOps(const BitOps&);

    78     BitOps& operator=(const BitOps&);

    79 };

    80 

    81 XERCES_CPP_NAMESPACE_END

    82 

    83 #endif