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1 // Copyright (c) 2008-2009 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 "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 // |
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15 |
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16 /** |
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17 @internalComponent |
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18 */ |
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19 |
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20 #include "ptpipdatatypes.h" |
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21 #include "cptpipgenericcontainer.h" |
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22 |
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23 // Dataset constants |
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24 const TUint CPTPIPGenericContainer::KFlatChunkSize(8); |
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25 |
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26 // Dataset element metadata. |
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27 const CMTPTypeCompoundBase::TElementInfo CPTPIPGenericContainer::iElementMetaData[CPTPIPGenericContainer::ENumElements] = |
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28 { |
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29 {EIdFlatChunk, EMTPTypeFlat, {EMTPTypeUINT32, 0, KMTPTypeUINT32Size}}, // EContainerLength |
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30 {EIdFlatChunk, EMTPTypeFlat, {EMTPTypeUINT32, 4, KMTPTypeUINT32Size}}, // EContainerType |
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31 {EIdPayloadChunk, EMTPTypeUndefined, {EMTPTypeUndefined, KMTPNotApplicable, KMTPNotApplicable}} // EPayload |
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32 }; |
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33 |
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34 /** |
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35 Generic Container's factory method. |
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36 This is used to create an empty MTP PTPIP generic container dataset type. |
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37 @return Ownership IS transfered. |
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38 @leave One of the system wide error codes, if unsuccessful. |
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39 */ |
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40 EXPORT_C CPTPIPGenericContainer* CPTPIPGenericContainer::NewL() |
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41 { |
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42 CPTPIPGenericContainer* self = new (ELeave) CPTPIPGenericContainer(); |
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43 CleanupStack::PushL(self); |
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44 self->ConstructL(); |
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45 CleanupStack::Pop(self); |
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46 return self; |
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47 } |
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48 |
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49 /** |
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50 Destructor. |
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51 */ |
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52 EXPORT_C CPTPIPGenericContainer::~CPTPIPGenericContainer() |
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53 { |
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54 iChunkHeader.Close(); |
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55 } |
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56 |
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57 /** |
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58 Constructor. |
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59 */ |
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60 CPTPIPGenericContainer::CPTPIPGenericContainer( ) : |
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61 CMTPTypeCompoundBase((!KJustInTimeConstruction), EIdNumChunks), iChunkHeader( |
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62 KFlatChunkSize, *this), |
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63 iElementInfo(iElementMetaData, ENumElements) |
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64 { |
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65 |
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66 } |
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67 |
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68 /** |
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69 Second phase constructor. |
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70 */ |
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71 void CPTPIPGenericContainer::ConstructL( ) |
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72 { |
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73 iChunkHeader.OpenL ( ); |
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74 ChunkAppendL (iChunkHeader ); |
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75 } |
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76 /** |
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77 Provides the container payload. |
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78 @return The container payload. |
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79 */ |
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80 EXPORT_C MMTPType* CPTPIPGenericContainer::Payload() const |
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81 { |
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82 return iPayload; |
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83 } |
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84 |
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85 /** |
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86 Sets the container payload. |
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87 @param aPayload The new container payload. |
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88 */ |
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89 EXPORT_C void CPTPIPGenericContainer::SetPayloadL(MMTPType* aPayload) |
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90 { |
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91 if (iPayload) |
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92 { |
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93 // Remove the existing payload from the super class. |
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94 ChunkRemove(iElementMetaData[EPayload].iChunkId); |
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95 } |
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96 |
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97 if (aPayload) |
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98 { |
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99 // Pass the payload to the super class for management. |
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100 ChunkAppendL(*aPayload); |
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101 } |
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102 iPayload = aPayload; |
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103 } |
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104 |
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105 EXPORT_C TUint CPTPIPGenericContainer::Type() const |
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106 { |
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107 return EPTPIPTypeGenericContainer; |
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108 } |
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109 |
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110 const CMTPTypeCompoundBase::TElementInfo& CPTPIPGenericContainer::ElementInfo( |
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111 TInt aElementId ) const |
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112 { |
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113 __ASSERT_DEBUG((aElementId < ENumElements), User::Invariant()); |
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114 return iElementInfo[aElementId]; |
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115 } |
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116 |