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1 // Copyright (c) 2007-2009 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 <ecom/implementationproxy.h> |
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17 #include <ecom/implementationproxy.h> |
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18 #include <ecom/ecom.h> |
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19 #include <s32mem.h> |
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20 |
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21 #include "underflowautostopcontrolci.h" |
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22 |
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23 |
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24 // MUX // |
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25 |
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26 TInt CMMFUnderflowAutoStopControlMux::OpenInterface(TUid /*aInterfaceId*/) |
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27 { |
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28 // attempt to open the interface link with the |
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29 // remote slave device |
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30 iRemoteHandle = -1; |
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31 TUid slaveId = {KMmfUidCustomInterfaceUnderflowAutoStopCtrlDeMux}; |
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32 |
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33 TInt handle = iUtility->OpenSlave(slaveId, KNullDesC8); |
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34 if (handle >= 0) |
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35 { |
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36 iRemoteHandle = handle; |
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37 } |
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38 |
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39 return iRemoteHandle; |
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40 } |
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41 |
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42 |
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43 void CMMFUnderflowAutoStopControlMux::Release() |
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44 { |
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45 // close the slave device if it exists |
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46 if (iRemoteHandle > 0) |
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47 { |
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48 // we assume the slave is closed correctly |
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49 iUtility->CloseSlave(iRemoteHandle); |
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50 } |
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51 |
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52 TUid key = iKey; |
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53 delete this; |
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54 |
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55 // tell ECom to destroy us |
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56 REComSession::DestroyedImplementation(key); |
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57 } |
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58 |
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59 |
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60 void CMMFUnderflowAutoStopControlMux::PassDestructorKey(TUid aDestructorKey) |
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61 { |
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62 // store the destructor key |
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63 iKey = aDestructorKey; |
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64 } |
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65 |
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66 |
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67 void CMMFUnderflowAutoStopControlMux::CompleteConstructL(MMMFDevSoundCustomInterfaceMuxUtility* aCustomUtility) |
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68 { |
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69 // store a pointer to the utility |
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70 iUtility = aCustomUtility; |
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71 } |
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72 |
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73 |
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74 MMMFDevSoundCustomInterfaceMuxPlugin* CMMFUnderflowAutoStopControlMux::NewL() |
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75 { |
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76 CMMFUnderflowAutoStopControlMux* self = new (ELeave) CMMFUnderflowAutoStopControlMux; |
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77 return self; |
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78 } |
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79 |
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80 |
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81 TAny* CMMFUnderflowAutoStopControlMux::CustomInterface(TUid /*aInterfaceId*/) |
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82 { |
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83 MMMFUnderflowAutoStopControl* interface = this; |
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84 return interface; |
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85 } |
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86 |
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87 |
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88 CMMFUnderflowAutoStopControlMux::CMMFUnderflowAutoStopControlMux() : |
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89 iRemoteHandle(-1) |
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90 { |
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91 } |
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92 |
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93 |
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94 CMMFUnderflowAutoStopControlMux::~CMMFUnderflowAutoStopControlMux() |
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95 { |
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96 } |
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97 |
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98 |
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99 // from MMMFUnderflowAutoStopControl |
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100 TInt CMMFUnderflowAutoStopControlMux::MmuascTurnOffUnderflowAutoStop () |
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101 { |
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102 TInt result = KErrGeneral; |
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103 |
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104 if (iRemoteHandle > 0) |
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105 { |
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106 // any return code other than zero is an error |
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107 result = iUtility->SendSlaveSyncCommand(iRemoteHandle, |
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108 EMMFDevSoundCIUnderflowAutoStopCtrlTurnOffUnderflowAutoStop, |
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109 KNullDesC8); |
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110 } |
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111 |
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112 return result; |
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113 } |
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114 |
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115 |
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116 |
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117 // DEMUX // |
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118 |
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119 TInt CMMFUnderflowAutoStopControlDeMux::OpenInterface(TUid /*aInterfaceId*/) |
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120 { |
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121 return KErrNone; |
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122 } |
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123 |
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124 |
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125 void CMMFUnderflowAutoStopControlDeMux::Release() |
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126 { |
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127 TUid key = iKey; |
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128 |
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129 delete this; |
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130 |
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131 // tell ECom to destroy us |
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132 REComSession::DestroyedImplementation(key); |
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133 } |
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134 |
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135 |
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136 void CMMFUnderflowAutoStopControlDeMux::PassDestructorKey(TUid aDestructorKey) |
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137 { |
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138 // store the destructor key |
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139 iKey = aDestructorKey; |
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140 } |
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141 |
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142 |
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143 void CMMFUnderflowAutoStopControlDeMux::SetInterfaceTarget(MMMFDevSoundCustomInterfaceTarget* aTarget) |
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144 { |
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145 iTarget = aTarget; |
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146 } |
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147 |
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148 |
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149 void CMMFUnderflowAutoStopControlDeMux::CompleteConstructL(MMMFDevSoundCustomInterfaceDeMuxUtility* aCustomUtility) |
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150 { |
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151 // store a pointer to the utility |
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152 iUtility = aCustomUtility; |
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153 } |
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154 |
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155 |
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156 void CMMFUnderflowAutoStopControlDeMux::RefreshL() |
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157 { |
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158 // refetch the UnderflowAutoStop Control custom interface if we already have a target |
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159 if (iTarget) |
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160 { |
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161 iInterfaceUnderflowAutoStopCtrl = static_cast <MMMFUnderflowAutoStopControl*> (iTarget->CustomInterface(KUidUnderflowAutoStopControl)); |
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162 |
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163 if (!iInterfaceUnderflowAutoStopCtrl) |
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164 { |
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165 iInterfaceUnderflowAutoStopCtrl = NULL; |
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166 User::Leave(KErrNotSupported); |
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167 } |
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168 } |
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169 } |
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170 |
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171 |
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172 MMMFDevSoundCustomInterfaceDeMuxPlugin* CMMFUnderflowAutoStopControlDeMux::NewL() |
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173 { |
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174 CMMFUnderflowAutoStopControlDeMux* self = new (ELeave) CMMFUnderflowAutoStopControlDeMux; |
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175 return self; |
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176 } |
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177 |
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178 |
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179 CMMFUnderflowAutoStopControlDeMux::CMMFUnderflowAutoStopControlDeMux() |
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180 { |
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181 } |
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182 |
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183 |
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184 CMMFUnderflowAutoStopControlDeMux::~CMMFUnderflowAutoStopControlDeMux() |
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185 { |
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186 } |
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187 |
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188 |
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189 TInt CMMFUnderflowAutoStopControlDeMux::DoOpenSlaveL(TUid /*aInterface*/, const TDesC8& /*aPackageBuf*/) |
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190 { |
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191 // fetch the UnderflowAutoStop Control Hw Device custom interface |
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192 iInterfaceUnderflowAutoStopCtrl = static_cast<MMMFUnderflowAutoStopControl*> (iTarget->CustomInterface(KUidUnderflowAutoStopControl)); |
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193 |
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194 if (!iInterfaceUnderflowAutoStopCtrl) |
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195 { |
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196 iInterfaceUnderflowAutoStopCtrl = NULL; |
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197 User::Leave(KErrNotSupported); |
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198 } |
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199 |
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200 return KErrNone; |
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201 } |
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202 |
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203 |
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204 void CMMFUnderflowAutoStopControlDeMux::DoCloseSlaveL(TInt /*aHandle*/) |
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205 { |
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206 // nothing to do |
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207 } |
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208 |
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209 |
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210 // original RMessage is supplied so that remote demux plugin can extract necessary details |
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211 // using DeMux utility |
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212 TInt CMMFUnderflowAutoStopControlDeMux::DoSendSlaveSyncCommandL(const RMmfIpcMessage& aMessage) |
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213 { |
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214 TMMFDevSoundCIMessageData data; |
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215 TInt result = KErrGeneral; |
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216 |
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217 // decode message |
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218 iUtility->GetSyncMessageDataL(aMessage, data); |
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219 |
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220 switch (data.iCommand) |
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221 { |
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222 case EMMFDevSoundCIUnderflowAutoStopCtrlTurnOffUnderflowAutoStop: |
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223 { |
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224 result = DoMmuascTurnOffUnderflowAutoStopL(); |
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225 |
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226 break; |
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227 } |
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228 default: |
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229 { |
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230 User::Leave(KErrNotSupported); |
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231 } |
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232 } |
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233 |
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234 return result; |
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235 } |
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236 |
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237 |
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238 // original RMessage is supplied so that remote demux plugin can extract necessary details |
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239 // using DeMux utility |
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240 TInt CMMFUnderflowAutoStopControlDeMux::DoSendSlaveSyncCommandResultL(const RMmfIpcMessage& /*aMessage*/) |
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241 { |
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242 return KErrNone; |
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243 } |
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244 |
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245 |
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246 void CMMFUnderflowAutoStopControlDeMux::DoSendSlaveAsyncCommandL(const RMmfIpcMessage& /*aMessage*/) |
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247 { |
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248 // not used in this interface |
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249 } |
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250 |
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251 |
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252 void CMMFUnderflowAutoStopControlDeMux::DoSendSlaveAsyncCommandResultL(const RMmfIpcMessage& /*aMessage*/) |
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253 { |
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254 // not used in this interface |
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255 } |
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256 |
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257 |
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258 TInt CMMFUnderflowAutoStopControlDeMux::DoMmuascTurnOffUnderflowAutoStopL() |
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259 { |
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260 TInt result = KErrNotFound; |
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261 |
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262 if (iInterfaceUnderflowAutoStopCtrl) |
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263 { |
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264 result = iInterfaceUnderflowAutoStopCtrl->MmuascTurnOffUnderflowAutoStop(); |
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265 } |
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266 |
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267 return result; |
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268 } |
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269 |
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270 |
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271 // |
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272 // ImplementationTable |
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273 // |
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274 const TImplementationProxy ImplementationTable[] = |
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275 { |
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276 IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceUnderflowAutoStopCtrlMux, CMMFUnderflowAutoStopControlMux::NewL), |
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277 IMPLEMENTATION_PROXY_ENTRY(KMmfUidCustomInterfaceUnderflowAutoStopCtrlDeMux, CMMFUnderflowAutoStopControlDeMux::NewL), |
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278 }; |
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279 |
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280 // |
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281 // ImplementationGroupProxy |
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282 // |
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283 EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount) |
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284 { |
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285 aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy); |
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286 |
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287 return ImplementationTable; |
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288 } |
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289 |