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1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of the License "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // f32test\plugins\hex\hex.cpp |
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15 // |
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16 // |
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17 |
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18 #include <f32file.h> |
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19 #include <e32test.h> |
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20 #include <e32svr.h> |
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21 #include <f32dbg.h> |
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22 |
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23 inline TUint8 NibbleToHex(TUint8 aNibble) |
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24 { |
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25 return (TUint8) ((aNibble > 9) ? 'A' + aNibble - 10 : '0' + aNibble); |
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26 } |
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27 |
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28 inline TUint8 HexToNibble(TUint8 aHexChar) |
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29 { |
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30 return (TUint8) ((aHexChar > '9') ? aHexChar - 'A' + 10: aHexChar - '0'); |
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31 } |
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32 |
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33 void Hex(TDes8& aSrcBuffer, TDes8& aDstBuffer) |
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34 { |
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35 TInt len = aSrcBuffer.Length(); |
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36 aDstBuffer.SetLength(len << 1); |
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37 for (TInt n=0; n<len; n++) |
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38 { |
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39 TUint8 b = aSrcBuffer[n]; |
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40 TUint8 nibble = (TUint8) ((b & 0xF0) >> 4); |
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41 aDstBuffer[n<<1] = NibbleToHex(nibble); |
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42 nibble = (TUint8) (b & 0x0F); |
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43 aDstBuffer[(n<<1)+1] = NibbleToHex(nibble); |
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44 } |
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45 } |
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46 |
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47 void DeHex(TDes8& aSrcBuffer, TDes8& aDstBuffer) |
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48 { |
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49 TInt len = aSrcBuffer.Length(); |
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50 aDstBuffer.SetLength(len >> 1); |
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51 for (TInt n=0; n<len; n+=2) |
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52 { |
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53 TUint8 hiNibble = HexToNibble(aSrcBuffer[n]); |
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54 TUint8 loNibble = HexToNibble(aSrcBuffer[n+1]); |
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55 |
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56 aDstBuffer[n>>1] = (TUint8) ((hiNibble << 4) + loNibble); |
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57 } |
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58 } |