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// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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/**
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@file
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@internalTechnology
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Gets a 32-bit integer value which is in big-endian format from a byte stream.
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@param aPtr A pointer to a byte stream.
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@return A 32-bit long integer value in native machine format.
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*/
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inline TUint32 BigEndian::Get32(const TUint8 *aPtr)
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{
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return (aPtr[0]<<24) | (aPtr[1]<<16) | (aPtr[2]<<8) | aPtr[3];
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}
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/**
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Inserts a 32-bit value into a byte stream in big-endian format.
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@param aPtr A pointer to a byte stream.
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@param aVal A 32-bit long integer value in native machine format.
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*/
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inline void BigEndian::Put32(TUint8 *aPtr, TUint32 aVal)
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{
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aPtr[0] = aVal >> 24;
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aPtr[1] = (aVal >> 16) & 0xff;
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aPtr[2] = (aVal >> 8) & 0xff;
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aPtr[3] = aVal & 0xff;
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}
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/**
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Gets a 16-bit value integer which is in big-endian format from a byte stream.
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@param aPtr A pointer to a byte stream.
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@return A 16-bit long integer value in native machine format.
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*/
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inline TUint16 BigEndian::Get16(const TUint8 *aPtr)
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{
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return (aPtr[0]<<8) | aPtr[1];
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}
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/**
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Inserts a 16-bit value into a byte stream in big-endian format.
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@param aPtr A pointer to a byte stream.
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@param aVal A 16-bit long integer value in native machine format.
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*/
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inline void BigEndian::Put16(TUint8 *aPtr, TUint16 aVal)
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{
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aPtr[0] = aVal >> 8;
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aPtr[1] = aVal & 0xff;
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}
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/**
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Gets a 32-bit integer value which is in little-endian format from a byte
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stream.
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@param aPtr A pointer to a byte stream.
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@return A 32-bit long integer value in native machine format.
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*/
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inline TUint32 LittleEndian::Get32(const TUint8 *aPtr)
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{
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return (aPtr[3]<<24) | (aPtr[2]<<16) | (aPtr[1]<<8) | aPtr[0];
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}
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/**
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Inserts a 32-bit value into a byte stream in little-endian format.
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@param aPtr A pointer to a byte stream.
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@param aVal A 32-bit long integer value in native machine format.
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*/
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inline void LittleEndian::Put32(TUint8 *aPtr, TUint32 aVal)
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{
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aPtr[3] = aVal >> 24;
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aPtr[2] = (aVal >> 16) & 0xff;
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aPtr[1] = (aVal >> 8) & 0xff;
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aPtr[0] = aVal & 0xff;
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}
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/**
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Gets a 16-bit value integer which is in little-endian format from a byte
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stream.
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@param aPtr A pointer to a byte stream.
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@return A 16-bit long integer value in native machine format.
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*/
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inline TUint16 LittleEndian::Get16(const TUint8 *aPtr)
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{
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return (aPtr[1]<<8) | aPtr[0];
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}
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/**
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Inserts a 16-bit value into a byte stream in little-endian format.
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@param aPtr A pointer to a byte stream.
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@param aVal A 16-bit long integer value in native machine format.
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*/
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inline void LittleEndian::Put16(TUint8 *aPtr, TUint16 aVal)
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{
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aPtr[1] = aVal >> 8;
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aPtr[0] = aVal & 0xff;
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}
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