author | Richard Taylor <richard.i.taylor@nokia.com> |
Fri, 30 Apr 2010 16:52:27 +0100 | |
branch | wip |
changeset 506 | efe4a967495a |
parent 0 | 044383f39525 |
permissions | -rw-r--r-- |
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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 "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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// Some utility functions for converting between big and little endian. |
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// |
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// |
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|
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#include "endian.h" |
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uint32_t misc::reverse_bytes(uint32_t n) |
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{ |
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unsigned char b0 = (n >> 0*8) & 0xff; |
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unsigned char b1 = (n >> 1*8) & 0xff; |
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unsigned char b2 = (n >> 2*8) & 0xff; |
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unsigned char b3 = (n >> 3*8) & 0xff; |
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return (b0 << 3*8) | (b1 << 2*8) | (b2 << 1*8) | (b3 << 0*8); |
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} |
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uint16_t misc::reverse_bytes(uint16_t n) |
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{ |
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unsigned char b0 = (n >> 0*8) & 0xff; |
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unsigned char b1 = (n >> 1*8) & 0xff; |
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return (b0 << 1*8) | (b1 << 0*8); |
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} |
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