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1 /* |
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2 * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Implementation |
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15 * |
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16 */ |
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17 |
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18 |
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19 #include <utf.h> |
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20 #include <hal.h> |
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21 #include "TCmdGetMemoryUsage.h" |
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22 #include "SIPConstants.h" |
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23 |
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24 /** |
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25 * INPUT: |
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26 * Headers: - |
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27 * Parameters: KParamProcess |
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28 * IDs: - |
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29 * |
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30 * OUTPUT: |
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31 * Parameters: KParamUsedMemory, KParamFreeMemory |
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32 * IDs: - |
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33 */ |
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34 void TCmdGetMemoryUsage::ExecuteL() |
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35 { |
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36 //This returns the used memory across the whole system, and not for the |
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37 //specified server |
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38 TInt totalMemory = 0; |
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39 User::LeaveIfError( HAL::Get( HALData::EMemoryRAM, totalMemory ) ); |
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40 TInt freeMemory = 0; |
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41 User::LeaveIfError( HAL::Get( HALData::EMemoryRAMFree, freeMemory ) ); |
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42 TInt usedMemory = totalMemory - freeMemory; |
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43 |
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44 |
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45 |
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46 //TODO: Obtaining the memory use of target process doesn't work yet |
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47 #if 0 |
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48 TPtrC8 serverParam = ExtractTextL( KParamProcess ); |
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49 HBufC16* server = CnvUtfConverter::ConvertToUnicodeFromUtf8L( serverParam ); |
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50 CleanupStack::PushL( server ); |
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51 |
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52 HBufC* matchPattern = HBufC::NewL( server->Size() + 2 ); |
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53 TPtr ptr = matchPattern->Des(); |
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54 _LIT( KProcessMatchFormat, "*%S*" ); |
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55 ptr.AppendFormat( KProcessMatchFormat, server ); |
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56 CleanupStack::PopAndDestroy( server ); |
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57 CleanupStack::PushL( matchPattern ); |
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58 |
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59 #if ( !defined( EKA2 ) && ( defined( __WINS__ ) || defined( __WINSCW__ ) ) ) |
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60 // Emulator doesn't have a concept of process (in EKA1) |
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61 RThread process; |
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62 TFindThread processFinder( *matchPattern ); |
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63 #else |
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64 RProcess process; |
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65 TFindProcess processFinder( *matchPattern ); |
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66 #endif |
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67 |
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68 // Find the process |
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69 TFullName processName; |
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70 if ( processFinder.Next( processName ) == KErrNone ) |
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71 { |
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72 User::InfoPrint( _L( "Found" ) ); |
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73 User::LeaveIfError( process.Open( processFinder ) ); |
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74 |
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75 TModuleMemoryInfo memInfo; |
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76 //Currently returns KErrNotSupported |
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77 TInt err = process.GetMemoryInfo( memInfo ); |
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78 //What does the value returned by memInfo.GetInitialisedDataSize() mean? |
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79 |
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80 |
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81 //User-functions AllocSize, Available, CountAllocCells act on the |
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82 //currently active process |
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83 |
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84 //User::SwitchHeap could be used to set the head of the target process |
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85 //as the default heap, and then use RHeap::AllocSize? But how to get |
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86 //RHeap from RProcess? |
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87 |
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88 //It is not allowed to use kernel code from user code |
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89 //(Kern::FreeRamInBytes etc) |
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90 |
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91 process.Close(); |
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92 } |
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93 |
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94 CleanupStack::PopAndDestroy( matchPattern ); |
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95 #endif // #if 0 |
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96 |
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97 // -- Response creation --------------------------------------------------- |
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98 |
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99 AddIntegerResponseL( KParamUsedMemory, usedMemory ); |
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100 AddIntegerResponseL( KParamFreeMemory, freeMemory ); |
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101 } |
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102 |
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103 TBool TCmdGetMemoryUsage::Match( const TTcIdentifier& aId ) |
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104 { |
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105 return TTcSIPCommandBase::Match( aId, _L8("GetMemoryUsage") ); |
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106 } |
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107 |
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108 TTcCommandBase* TCmdGetMemoryUsage::CreateL( MTcTestContext& aContext ) |
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109 { |
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110 return new( ELeave ) TCmdGetMemoryUsage( aContext ); |
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111 } |