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1 /* |
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2 * Copyright (c) 2008 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 the License "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: Haptics test (adaptation) plugin 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 <s32mem.h> |
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20 #include <hwrmhapticscommands.h> |
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21 #include "hwrmhapticsstubplugin.h" |
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22 |
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23 // --------------------------------------------------------------------------- |
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24 // Static instantiation method. |
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25 // --------------------------------------------------------------------------- |
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26 // |
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27 CHWRMHapticsStubPlugin* CHWRMHapticsStubPlugin::NewL( |
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28 MHWRMHapticsPluginCallback* aCallback ) |
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29 { |
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30 CHWRMHapticsStubPlugin* self = |
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31 new ( ELeave ) CHWRMHapticsStubPlugin( aCallback ); |
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32 CleanupStack::PushL( self ); |
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33 self->ConstructL(); |
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34 CleanupStack::Pop( self ); |
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35 return self; |
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36 } |
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37 |
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38 // --------------------------------------------------------------------------- |
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39 // Destructor |
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40 // --------------------------------------------------------------------------- |
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41 // |
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42 CHWRMHapticsStubPlugin::~CHWRMHapticsStubPlugin() |
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43 { |
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44 iResponders.ResetAndDestroy(); |
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45 |
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46 if ( iIdle ) |
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47 { |
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48 iIdle->Cancel(); |
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49 delete iIdle; |
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50 } |
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51 } |
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52 |
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53 // --------------------------------------------------------------------------- |
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54 // Implementation of ProcessCommandL. Creates an idle responder and appends it |
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55 // to the array of idle responders. (Later then, when the responder gets |
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56 // runtime, it will initiate the response generation). |
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57 // --------------------------------------------------------------------------- |
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58 // |
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59 void CHWRMHapticsStubPlugin::ProcessCommandL( TInt aCommandId, |
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60 TUint8 aTransId, |
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61 TDesC8& aData ) |
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62 { |
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63 if ( aCommandId != HWRMHapticsCommand::EHapticsCmdId || |
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64 aData.Size() < 2 ) // minimum length check |
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65 { |
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66 User::Leave( KErrBadDescriptor ); |
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67 } |
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68 |
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69 TUint8* dataPtr = const_cast<TUint8*>( aData.Ptr() ); |
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70 |
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71 if ( !dataPtr ) |
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72 { |
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73 User::Leave( KErrBadDescriptor ); |
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74 } |
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75 |
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76 CHWRMHapticsStubPluginIdleResponder* responder = |
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77 CHWRMHapticsStubPluginIdleResponder::NewL( this, aTransId, dataPtr ); |
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78 CleanupStack::PushL( responder ); |
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79 iResponders.AppendL( responder ); |
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80 CleanupStack::Pop ( responder ); |
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81 } |
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82 |
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83 // --------------------------------------------------------------------------- |
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84 // Implementation of CancelCommandL. Just removes the corresponding idle |
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85 // responder. |
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86 // --------------------------------------------------------------------------- |
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87 // |
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88 void CHWRMHapticsStubPlugin::CancelCommandL( TUint8 aTransId, |
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89 TInt /* aCommandId */ ) |
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90 { |
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91 RemoveResponder( aTransId ); |
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92 } |
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93 |
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94 |
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95 // --------------------------------------------------------------------------- |
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96 // Method that does the actual response generation towards the issuer of |
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97 // command i.e., the HapticsPluginManager |
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98 // --------------------------------------------------------------------------- |
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99 // |
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100 void CHWRMHapticsStubPlugin::GenerateResponseL( TUint8 aTransId, |
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101 TUint8* aData ) |
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102 { |
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103 // Hardcoded responses generated based on the command code (first 2 bytes |
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104 // of the aData data packet, but since at the moment the 2nd byte is |
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105 // always 0x00, we just use the 1st one) |
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106 TUint8 command = aData[0]; |
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107 |
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108 TBuf8<KHWRMHapticsRespMaxSize> binRespData; |
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109 binRespData.SetLength( KHWRMHapticsRespMaxSize ); |
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110 |
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111 TInt i( 0 ); |
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112 // For each command the response data's first two bytes are copy of |
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113 // the received command code (first 2 bytes of aData). |
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114 |
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115 binRespData[i++] = aData[0]; // command code bits 0..7 |
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116 binRespData[i++] = aData[1]; // command code bits 8..15 |
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117 |
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118 switch ( command ) |
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119 { |
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120 case 0x00: // API version query |
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121 { |
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122 // Response to API version query contains: |
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123 // 1 byte major version number |
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124 // 1 byte minor version number |
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125 // 2 bytes for build version |
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126 binRespData[i++] = 0x02; // major version |
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127 binRespData[i++] = 0x00; // minor version |
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128 binRespData[i++] = 0x53; // build version bits 0..7 |
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129 binRespData[i++] = 0x04; // build version bits 8..15 |
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130 break; |
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131 } |
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132 |
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133 case 0x01: // Initialize |
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134 case 0x02: // Terminate |
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135 case 0x06: // Modify basis effect |
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136 case 0x07: // Stop effect |
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137 case 0x08: // Stop all effects |
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138 case 0x0B: // Reset debug buffer |
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139 case 0x0C: // Stop designed bridge |
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140 case 0x13: // Close device |
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141 case 0x14: // Start designed bridge |
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142 case 0x16: // Play streaming sample |
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143 case 0x18: // Destroy streaming effect |
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144 case 0x19: // Pause playing effect |
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145 case 0x1A: // Resume playing effect |
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146 case 0x1E: // Modify magsweep effect |
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147 case 0x1F: // Modify periodic effect |
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148 { |
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149 // For these commands the response only contains status byte |
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150 // (set to 0x00 ("Success") in this stub). |
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151 binRespData[i++] = 0x00; // status |
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152 break; |
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153 } |
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154 |
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155 case 0x03: // Play basis effect |
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156 case 0x04: // Play IVT effect (with IVT data) |
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157 case 0x05: // Play IVT effect (without IVT data) |
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158 case 0x17: // Create streaming effect |
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159 case 0x1C: // Play magsweep effect |
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160 case 0x1D: // Play periodic effect |
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161 { |
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162 // The response consists of status byte (0x00) and 4-byte long |
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163 // effectHandle (here hardcoded as 0x01000000) |
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164 binRespData[i++] = 0x00; // status |
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165 binRespData[i++] = 0x01; // effectHandle bits 0..7 |
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166 binRespData[i++] = 0x00; // effectHandle bits 8..15 |
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167 binRespData[i++] = 0x00; // effectHandle bits 16..23 |
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168 binRespData[i++] = 0x00; // effectHandle bits 24..31 |
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169 break; |
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170 } |
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171 |
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172 case 0x09: // Get device capabilities |
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173 { |
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174 // The response consists of status byte (0x00), 4-byte long |
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175 // capability type (copied from the received command (bytes |
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176 // 7..10)), 1-byte capability value type (copied from the |
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177 // received command (byte 2), 1-byte size byte and "size" bytes |
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178 // long value |
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179 binRespData[i++] = 0x00; // status |
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180 binRespData[i++] = aData[7]; // capability type bits 0..7 |
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181 binRespData[i++] = aData[8]; // capability type bits 8..15 |
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182 binRespData[i++] = aData[9]; // capability type bits 16..23 |
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183 binRespData[i++] = aData[10]; // capability type bits 24..31 |
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184 binRespData[i++] = aData[2]; // capability value type |
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185 // The size and value depend on what exactly is being queried |
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186 // Note: Currently only the lowest (0..7) bytes of capability |
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187 // type have meaning, thus the switch case below is |
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188 // simplified.. |
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189 // Note: Since all values, except device name, are actually 32-bit |
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190 // integers, their size is always 4. |
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191 TUint8 capabilityType = aData[7]; |
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192 switch ( capabilityType ) |
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193 { |
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194 case 0: // device category |
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195 { |
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196 binRespData[i++] = 0x04; // size |
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197 binRespData[i++] = 0x02; |
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198 binRespData[i++] = 0x00; |
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199 binRespData[i++] = 0x00; |
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200 binRespData[i++] = 0x00; // value - virtual device |
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201 break; |
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202 } |
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203 case 1: // max nested repeats |
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204 case 2: // num of actuators |
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205 case 4: // num of effect slots |
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206 case 6: // min period |
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207 { |
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208 binRespData[i++] = 0x04; // size |
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209 binRespData[i++] = 0x01; |
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210 binRespData[i++] = 0x00; |
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211 binRespData[i++] = 0x00; |
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212 binRespData[i++] = 0x00; // value - 0x1 |
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213 break; |
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214 } |
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215 case 3: // actuator type |
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216 { |
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217 binRespData[i++] = 0x04; // size |
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218 binRespData[i++] = 0x00; |
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219 binRespData[i++] = 0x00; |
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220 binRespData[i++] = 0x00; |
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221 binRespData[i++] = 0x00; // value - ERM actuator |
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222 break; |
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223 } |
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224 case 5: // supported styles |
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225 { |
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226 binRespData[i++] = 0x04; // size |
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227 binRespData[i++] = 0x07; |
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228 binRespData[i++] = 0x00; |
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229 binRespData[i++] = 0x00; |
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230 binRespData[i++] = 0x00; // value - all styles |
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231 break; |
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232 } |
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233 case 7: // max period |
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234 case 8: // max effect duration |
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235 case 11: // max envelope time |
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236 case 13: // max IVT file size (tethered) |
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237 case 14: // max IVT file size |
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238 { |
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239 binRespData[i++] = 0x04; // size |
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240 binRespData[i++] = 0xFF; |
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241 binRespData[i++] = 0xFF; |
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242 binRespData[i++] = 0x00; // |
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243 binRespData[i++] = 0x00; // value => 0xFFFF. |
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244 break; |
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245 } |
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246 case 9: // supported effects |
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247 { |
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248 binRespData[i++] = 0x04; // size |
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249 binRespData[i++] = 0x07; |
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250 binRespData[i++] = 0x00; |
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251 binRespData[i++] = 0x00; |
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252 binRespData[i++] = 0x00; // value - mag|per|timeline |
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253 break; |
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254 } |
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255 case 10: // device name |
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256 { |
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257 binRespData[i++] = 0x04; // size |
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258 binRespData[i++] = 0x52; // value - byte 1, ascii "S" |
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259 binRespData[i++] = 0x53; // value - byte 2, ascii "T" |
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260 binRespData[i++] = 0x54; // value - byte 3, ascii "U" |
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261 binRespData[i++] = 0x42; // value - byte 4, ascoo "B" |
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262 break; |
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263 } |
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264 case 12: // API version number |
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265 { |
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266 binRespData[i++] = 0x04; // size |
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267 binRespData[i++] = 0x02; |
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268 binRespData[i++] = 0x00; |
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269 binRespData[i++] = 0x00; |
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270 binRespData[i++] = 0x00; // value - API version |
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271 // Note: same as major version in |
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272 // specific API version query |
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273 // 0x2 |
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274 break; |
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275 } |
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276 default: |
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277 { |
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278 // Here status byte changed to -6 (0xFA) |
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279 // ("incompatible capability type") |
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280 binRespData[2] = 0xFA; // status (re-assigned) |
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281 binRespData[i++] = 0x00; // value size set to zero |
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282 break; |
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283 } |
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284 } // inner switch ends |
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285 break; |
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286 } |
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287 |
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288 case 0x0A: // Get debug buffer |
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289 { |
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290 // The response consists of status byte (0x00) and 2 bytes |
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291 // indicating the buffer size followed by the buffer itself. |
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292 // Here buffer size zero is used => thus this only consists of |
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293 // 3 bytes |
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294 // FFS: This may have to be changed if the zero-length is not ok. |
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295 binRespData[i++] = 0x00; // status |
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296 binRespData[i++] = 0x00; // buffer size bits 0..7 |
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297 binRespData[i++] = 0x00; // buffer size bits 8..15 |
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298 break; |
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299 } |
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300 |
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301 case 0x0D: // Get device state |
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302 { |
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303 // The response consists of status byte (0x00) and 4 bytes that |
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304 // indicate the device state (the bytes used here mean |
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305 // "device attached to the system") |
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306 binRespData[i++] = 0x00; // status |
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307 binRespData[i++] = 0x01; // device state bits 0..7 |
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308 binRespData[i++] = 0x00; // device state bits 8..15 |
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309 binRespData[i++] = 0x00; // device state bits 16..23 |
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310 binRespData[i++] = 0x00; // device state bits 24..31 |
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311 break; |
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312 } |
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313 |
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314 case 0x0E: // Set kernel param |
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315 { |
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316 // The response consists of status byte (0x00) and 2 bytes that |
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317 // are the kernel param Id's copied from the received command |
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318 // (bytes 6 and 7) |
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319 binRespData[i++] = 0x00; // status |
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320 binRespData[i++] = aData[6]; // kernel param Id bits 0..7 |
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321 binRespData[i++] = aData[7]; // kernel param Id bits 8..15 |
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322 break; |
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323 } |
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324 |
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325 case 0x0F: // Get kernel param |
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326 { |
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327 // The response consists of status byte (0x00), 2 bytes that are |
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328 // the kernel param Id's copied from the received command |
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329 // (bytes 6&7) and two bytes for (here dummy 0x00) values |
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330 binRespData[i++] = 0x00; // status |
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331 binRespData[i++] = aData[6]; // kernel param Id bits 0..7 |
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332 binRespData[i++] = aData[7]; // kernel param Id bits 8..15 |
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333 binRespData[i++] = 0x00; // kernel param value bits 0..7 |
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334 binRespData[i++] = 0x00; // kernel param value bits 8..15 |
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335 break; |
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336 } |
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337 |
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338 case 0x10: // Set device property |
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339 { |
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340 // The response consists of status byte (0x00), 4 bytes indicating |
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341 // the property type (copied from the received command's bytes |
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342 // 6..9) and 1 byte indicating the property value type (copied |
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343 // from the received command's byte 10). |
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344 binRespData[i++] = 0x00; // status |
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345 binRespData[i++] = aData[6]; // property type bits 0..7 |
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346 binRespData[i++] = aData[7]; // property type bits 8..15 |
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347 binRespData[i++] = aData[8]; // property type bits 16..23 |
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348 binRespData[i++] = aData[9]; // property type bits 24..31 |
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349 binRespData[i++] = aData[10]; // property value type |
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350 break; |
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351 } |
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352 |
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353 case 0x11: // Get device property |
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354 { |
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355 // The response consists of 1-byte status (0x00), 4-byte long |
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356 // property type (copied from the received command bytes 7..10), |
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357 // 1-byte property value type (copied from the received command |
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358 // byte 2), 1-byte size byte and "size" bytes long value part |
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359 binRespData[i++] = 0x00; // status |
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360 binRespData[i++] = aData[7]; // property type bits 0..7 |
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361 binRespData[i++] = aData[8]; // property type bits 8..15 |
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362 binRespData[i++] = aData[9]; // property type bits 16..23 |
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363 binRespData[i++] = aData[10]; // property type bits 24..31 |
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364 binRespData[i++] = aData[2]; // property value type |
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365 // The size and value depend on what exactly is being queried |
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366 // Note: Currently only the lowest (0..7) bytes of capability type |
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367 // have meaning, thus the switch case below is simplified |
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368 TUint8 propertyType = aData[7]; |
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369 switch ( propertyType ) |
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370 { |
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371 case 0: |
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372 // license key.. not feasible as GET device property type |
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373 { |
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374 // re-assign the status |
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375 binRespData[2] = 0xF9; // status - incompatible property |
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376 // type |
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377 binRespData[i++] = 0x00; // value size == 0 (=> no value) |
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378 break; |
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379 } |
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380 case 1: // priority |
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381 { |
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382 binRespData[i++] = 0x04; // size (32-bit integer takes 4 |
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383 // bytes) |
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384 binRespData[i++] = 0x00; |
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385 binRespData[i++] = 0x00; |
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386 binRespData[i++] = 0x00; |
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387 binRespData[i++] = 0x00; // value - 0x0 is lowest priority |
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388 break; |
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389 } |
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390 case 2: // disable effects |
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391 { |
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392 binRespData[i++] = 0x04; // size |
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393 binRespData[i++] = 0x00; |
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394 binRespData[i++] = 0x00; |
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395 binRespData[i++] = 0x00; |
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396 binRespData[i++] = 0x00; // value - 0x0 means not disabled |
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397 break; |
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398 } |
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399 case 3: // strength |
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400 case 4: // master strength |
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401 { |
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402 binRespData[i++] = 0x04; // size |
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403 binRespData[i++] = 0xFF; |
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404 binRespData[i++] = 0xFF; |
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405 binRespData[i++] = 0x00; |
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406 binRespData[i++] = 0x00; // => value 0xFFFF |
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407 break; |
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408 } |
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409 default: |
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410 { |
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411 // Pehaps it's best to change the status byte to -7 (0xF9) |
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412 // ("incompatible property type") |
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413 binRespData[2] = 0xF9; // status (re-assigned) |
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414 binRespData[i++] = 0x00; // value size, set to zero |
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415 break; |
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416 } |
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417 } // inner switch ends |
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418 break; |
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419 } |
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420 |
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421 case 0x12: // Open device |
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422 { |
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423 // The response consists of status byte (0x00) and 4-byte long |
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424 // deviceHandle (here hardcoded as 0x01000000) |
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425 binRespData[i++] = 0x00; // status |
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426 binRespData[i++] = 0x01; // deviceHandle bits 0..7 |
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427 binRespData[i++] = 0x00; // deviceHandle bits 8..15 |
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428 binRespData[i++] = 0x00; // deviceHandle bits 16..23 |
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429 binRespData[i++] = 0x00; // deviceHandle bits 24..31 |
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430 break; |
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431 } |
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432 |
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433 case 0x15: // Device count |
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434 { |
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435 // The response only contains the device count (here value == 1) |
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436 binRespData[i++] = 0x01; |
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437 break; |
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438 } |
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439 |
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440 case 0x1B: // Get effect state |
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441 { |
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442 // The response consists of status byte (0x00) and one byte effect |
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443 // state (0x00 used here meaning "Not playing") |
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444 binRespData[i++] = 0x00; // status |
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445 binRespData[i++] = 0x00; // effect state |
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446 break; |
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447 } |
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448 |
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449 case 0x20: // Load IVT data |
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450 { |
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451 // The response consists of status byte (0x00) and 4-byte long |
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452 // fileHandle (here hardcoded as 0x01000000) |
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453 binRespData[i++] = 0x00; // status |
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454 binRespData[i++] = 0x01; // fileHandle bits 0..7 |
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455 binRespData[i++] = 0x00; // fileHandle bits 8..15 |
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456 binRespData[i++] = 0x00; // fileHandle bits 16..23 |
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457 binRespData[i++] = 0x00; // fileHandle bits 24..31 |
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458 break; |
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459 } |
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460 |
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461 case 0x30: // Get license key |
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462 { |
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463 binRespData[i++] = 0x00; // status |
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464 binRespData[i++] = 0x20; // size |
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465 for( TInt n=0; n<0x20; ) |
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466 { |
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467 binRespData[i++] = 0x53; // S |
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468 n++; |
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469 binRespData[i++] = 0x54; // T |
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470 n++; |
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471 binRespData[i++] = 0x55; // U |
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472 n++; |
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473 binRespData[i++] = 0x42; // B |
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474 n++; |
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475 } |
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476 break; |
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477 } |
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478 |
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479 case 0xFF: // Protocol version query |
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480 { |
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481 // Response to Protocol version query contains: |
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482 // 1 byte minor version number |
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483 // 1 byte major version number |
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484 binRespData[i++] = 0x00; // minor version |
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485 binRespData[i++] = 0x03; // major version |
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486 break; |
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487 } |
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488 |
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489 default: |
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490 { |
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491 // Unknown command.. |
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492 break; |
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493 } |
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494 } // switch ends |
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495 |
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496 // set the lenght of the raw response data |
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497 binRespData.SetLength( i ); |
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498 |
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499 // create Haptics response data. This is done by externalizing |
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500 // (with RDesWriteStream whose sink is the Haptics response data) |
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501 TInt32 respDataErr( KErrNone ); |
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502 CHWRMHapticsRespData* respData = |
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503 CHWRMHapticsRespData::NewLC( respDataErr, binRespData ); |
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504 HWRMHapticsCommand::RHWRMHapticsRespData resp; |
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505 resp.CreateL( KHWRMHapticsRespMaxSize ); |
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506 CleanupClosePushL( resp ); |
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507 RDesWriteStream streamWriter( resp ); |
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508 CleanupClosePushL( streamWriter ); |
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509 streamWriter << *respData; |
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510 // This commits to stream's sink (i.e., to 'resp') |
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511 CleanupStack::PopAndDestroy( &streamWriter ); |
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512 |
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513 // Call the ProcessResponseL of the HapticsPluginManager |
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514 // object that created this stub plugin instance. |
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515 iResponseCallback->ProcessResponseL |
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516 ( HWRMHapticsCommand::EHapticsCmdId, aTransId, resp ); |
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517 |
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518 CleanupStack::PopAndDestroy( &resp ); |
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519 CleanupStack::PopAndDestroy( respData ); |
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520 // Order garbage collection of "spent" responder(s), if not already |
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521 // waiting for scheduling |
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522 if ( !iIdle->IsActive() ) |
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523 { |
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524 iIdle->Start( TCallBack ( CollectGarbageIdle, this ) ); |
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525 } |
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526 } |
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527 |
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528 // --------------------------------------------------------------------------- |
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529 // Static method called as CIdle TCallBack in order to remove obsolete |
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530 // responder from the array of responder pointers |
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531 // --------------------------------------------------------------------------- |
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532 // |
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533 TInt CHWRMHapticsStubPlugin::CollectGarbageIdle( TAny* aObjectPtr ) |
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534 { |
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535 CHWRMHapticsStubPlugin* self = |
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536 reinterpret_cast<CHWRMHapticsStubPlugin*>( aObjectPtr ); |
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537 if ( self ) |
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538 { |
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539 self->CollectGarbage(); |
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540 } |
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541 return KErrNone; |
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542 } |
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543 |
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544 // --------------------------------------------------------------------------- |
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545 // Removes all responders that have finished their work from iResponders array |
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546 // --------------------------------------------------------------------------- |
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547 // |
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548 void CHWRMHapticsStubPlugin::CollectGarbage() |
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549 { |
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550 for( TInt i( 0 ); i < iResponders.Count(); ) |
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551 { |
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552 if ( iResponders[i]->Active() ) |
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553 { |
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554 ++i; // skip this, it's still active.. |
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555 } |
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556 else |
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557 { |
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558 delete iResponders[i]; |
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559 iResponders.Remove( i ); |
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560 // note: array index i is not incremented as in the next round |
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561 // it already is the position of next item.. |
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562 // obviously the iResponders.Count() will be then one less |
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563 // than in this round. |
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564 } |
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565 } |
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566 } |
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567 |
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568 // --------------------------------------------------------------------------- |
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569 // Constructor |
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570 // --------------------------------------------------------------------------- |
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571 // |
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572 CHWRMHapticsStubPlugin::CHWRMHapticsStubPlugin( |
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573 MHWRMHapticsPluginCallback* aCallback ) |
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574 { |
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575 // set callback to baseclass' member variable |
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576 iResponseCallback = aCallback; |
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577 } |
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578 |
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579 // --------------------------------------------------------------------------- |
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580 // Two-phase construction ConstructL |
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581 // --------------------------------------------------------------------------- |
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582 // |
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583 void CHWRMHapticsStubPlugin::ConstructL() |
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584 { |
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585 iIdle = CIdle::NewL( CActive::EPriorityIdle ); |
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586 |
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587 // inform haptics of the plugin state |
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588 iResponseCallback->PluginEnabled( EHWRMLogicalActuatorAny, ETrue ); |
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589 iResponseCallback->PluginEnabled( EHWRMLogicalActuatorDevice, ETrue ); |
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590 } |
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591 |
|
592 // --------------------------------------------------------------------------- |
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593 // Removes a specific responder (based on transId) from iResponders array |
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594 // --------------------------------------------------------------------------- |
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595 // |
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596 void CHWRMHapticsStubPlugin::RemoveResponder( TUint8 aTransId ) |
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597 { |
|
598 TInt count( iResponders.Count() ); |
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599 |
|
600 for( TInt i( 0 ); i < count; ++i ) |
|
601 { |
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602 if ( iResponders[i]->TransId() == aTransId ) |
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603 { |
|
604 delete iResponders[i]; |
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605 iResponders.Remove( i ); |
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606 break; |
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607 } |
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608 } |
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609 } |
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610 |
|
611 // end of file |
|
612 |