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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 "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 #include <mtp/mtpdatatypeconstants.h> |
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17 #include <mtp/mtptypescomplex.h> |
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18 |
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19 #include "cmtptypedeviceinfo.h" |
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20 |
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21 // Dataset constants |
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22 const TUint KMTPChunk0Size = 8; |
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23 |
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24 // Dataset element metadata. |
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25 const CMTPTypeCompoundBase::TElementInfo CMTPTypeDeviceInfo::iElementMetaData[CMTPTypeDeviceInfo::ENumElements] = |
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26 { |
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27 {EIdFlatChunk, EMTPTypeFlat, {EMTPTypeUINT16, 0, KMTPTypeUINT16Size}}, // EStandardVersion |
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28 {EIdFlatChunk, EMTPTypeFlat, {EMTPTypeUINT32, 2, KMTPTypeUINT32Size}}, // EMTPVendorExtensionID |
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29 {EIdFlatChunk, EMTPTypeFlat, {EMTPTypeUINT16, 6, KMTPTypeUINT16Size}}, // EMTPVersion |
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30 {EIdMTPExtensionsChunk, EMTPTypeString, {EMTPTypeString, KMTPNotApplicable, KMTPNotApplicable}}, // EMTPExtensions |
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31 {EIdFunctionalModeChunk, EMTPTypeUINT16, {EMTPTypeUINT16, KMTPNotApplicable, KMTPNotApplicable}}, // EFunctionalMode |
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32 {EIdOperationsSupportedChunk, EMTPTypeArray, {EMTPTypeAUINT16, KMTPNotApplicable, KMTPNotApplicable}}, // EOperationsSupported |
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33 {EIdEventsSupportedChunk, EMTPTypeArray, {EMTPTypeAUINT16, KMTPNotApplicable, KMTPNotApplicable}}, // EventsSupported |
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34 {EIdDevicePropertiesSupportedChunk, EMTPTypeArray, {EMTPTypeAUINT16, KMTPNotApplicable, KMTPNotApplicable}}, // EDevicePropertiesSupported |
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35 {EIdCaptureFormatsChunk, EMTPTypeArray, {EMTPTypeAUINT16, KMTPNotApplicable, KMTPNotApplicable}}, // ECaptureFormats |
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36 {EIdPlaybackFormatsChunk, EMTPTypeArray, {EMTPTypeAUINT16, KMTPNotApplicable, KMTPNotApplicable}}, // EPlaybackFormats |
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37 {EIdManufacturerChunk, EMTPTypeString, {EMTPTypeString, KMTPNotApplicable, KMTPNotApplicable}}, // EManufacturer |
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38 {EIdModelChunk, EMTPTypeString, {EMTPTypeString, KMTPNotApplicable, KMTPNotApplicable}}, // EModel |
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39 {EIdDeviceVersionChunk, EMTPTypeString, {EMTPTypeString, KMTPNotApplicable, KMTPNotApplicable}}, // EDeviceVersion |
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40 {EIdSerialNumberChunk, EMTPTypeString, {EMTPTypeString, KMTPNotApplicable, KMTPNotApplicable}}, // ESerialNumber |
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41 }; |
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42 |
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43 /** |
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44 MTP DeviceInfo dataset factory method. This method is used to create an empty |
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45 MTP DeviceInfo dataset type. A pointer to the MTP array data type is placed on |
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46 the cleanup stack. |
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47 @return A pointer to an empty MTP DeviceInfo dataset type. Ownership IS |
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48 transfered. |
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49 @leave One of the system wide error codes, if unsuccessful. |
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50 */ |
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51 CMTPTypeDeviceInfo* CMTPTypeDeviceInfo::NewL() |
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52 { |
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53 CMTPTypeDeviceInfo* self = CMTPTypeDeviceInfo::NewLC(); |
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54 CleanupStack::Pop(self); |
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55 return self; |
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56 } |
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57 |
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58 /** |
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59 MTP DeviceInfo dataset factory method. This method is used to create an empty |
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60 MTP DeviceInfo dataset type. |
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61 @return A pointer to an empty MTP DeviceInfo dataset type. Ownership IS |
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62 transfered. |
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63 @leave One of the system wide error codes, if unsuccessful. |
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64 */ |
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65 CMTPTypeDeviceInfo* CMTPTypeDeviceInfo::NewLC() |
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66 { |
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67 CMTPTypeDeviceInfo* self = new (ELeave) CMTPTypeDeviceInfo(); |
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68 CleanupStack::PushL(self); |
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69 self->ConstructL(); |
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70 return self; |
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71 } |
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72 |
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73 /** |
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74 Destructor. |
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75 */ |
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76 CMTPTypeDeviceInfo::~CMTPTypeDeviceInfo() |
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77 { |
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78 iChunkFlat.Close(); |
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79 iArrayChunks.ResetAndDestroy(); |
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80 iStringChunks.ResetAndDestroy(); |
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81 } |
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82 |
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83 TUint CMTPTypeDeviceInfo::Type() const |
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84 { |
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85 return EMTPTypeDeviceInfoDataset; |
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86 } |
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87 |
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88 const CMTPTypeCompoundBase::TElementInfo& CMTPTypeDeviceInfo::ElementInfo(TInt aElementId) const |
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89 { |
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90 return iElementInfo[aElementId]; |
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91 } |
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92 |
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93 CMTPTypeDeviceInfo::CMTPTypeDeviceInfo() : |
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94 CMTPTypeCompoundBase((!KJustInTimeConstruction), EIdNumChunks), |
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95 iElementInfo(iElementMetaData, ENumElements), |
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96 iChunkFlat(KMTPChunk0Size, *this) |
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97 { |
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98 |
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99 } |
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100 |
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101 void CMTPTypeDeviceInfo::ConstructL() |
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102 { |
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103 for (TUint i(0); (i < ENumElements); i++) |
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104 { |
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105 const TElementInfo& info(iElementInfo[i]); |
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106 if (ChunkCount() <= info.iChunkId) |
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107 { |
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108 MMTPType* chunk(NULL); |
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109 |
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110 switch (info.iType) |
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111 { |
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112 case EMTPTypeArray: |
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113 chunk = NewArrayChunkL(info); |
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114 break; |
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115 |
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116 case EMTPTypeFlat: |
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117 chunk = NewFlatChunkL(info); |
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118 break; |
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119 |
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120 case EMTPTypeString: |
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121 chunk = NewStringChunkL(info); |
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122 break; |
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123 |
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124 case EMTPTypeUINT16: |
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125 chunk = NewUInt16Chunk(info); |
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126 break; |
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127 |
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128 default: |
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129 break; |
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130 } |
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131 |
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132 __ASSERT_DEBUG(chunk, User::Invariant()); |
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133 ChunkAppendL(*chunk); |
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134 } |
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135 } |
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136 } |
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137 |
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138 MMTPType* CMTPTypeDeviceInfo::NewArrayChunkL(const TElementInfo& aElementInfo) |
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139 { |
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140 CMTPTypeArray* chunk(NULL); |
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141 if (aElementInfo.iFlatChunkInfo.iType) |
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142 { |
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143 chunk = CMTPTypeArray::NewLC(EMTPTypeAUINT16); |
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144 } |
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145 __ASSERT_DEBUG(chunk, User::Invariant()); |
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146 iArrayChunks.AppendL(chunk); |
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147 CleanupStack::Pop(chunk); |
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148 return chunk; |
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149 } |
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150 |
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151 MMTPType* CMTPTypeDeviceInfo::NewFlatChunkL(const TElementInfo& aElementInfo) |
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152 { |
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153 MMTPType* chunk(NULL); |
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154 if (aElementInfo.iChunkId == EIdFlatChunk) |
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155 { |
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156 iChunkFlat.OpenL(); |
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157 chunk = &iChunkFlat; |
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158 } |
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159 __ASSERT_DEBUG(chunk, User::Invariant()); |
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160 return chunk; |
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161 } |
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162 |
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163 MMTPType* CMTPTypeDeviceInfo::NewStringChunkL(const TElementInfo& /*aElementInfo*/) |
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164 { |
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165 CMTPTypeString* chunk(CMTPTypeString::NewLC()); |
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166 iStringChunks.AppendL(chunk); |
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167 CleanupStack::Pop(chunk); |
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168 return chunk; |
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169 } |
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170 |
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171 MMTPType* CMTPTypeDeviceInfo::NewUInt16Chunk(const TElementInfo& aElementInfo) |
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172 { |
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173 MMTPType* chunk(NULL); |
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174 if (aElementInfo.iChunkId == EIdFunctionalModeChunk) |
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175 { |
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176 chunk = &iChunkFunctionalMode; |
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177 } |
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178 __ASSERT_DEBUG(chunk, User::Invariant()); |
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179 return chunk; |
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180 } |