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1 /* |
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2 * Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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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 FILES |
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20 #include "basrvpowercontrolagent.h" |
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21 #include "debug.h" |
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22 |
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23 enum TActiveRequestId |
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24 { |
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25 ESniffDelayTimer = 80, |
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26 EBbEventSubscribe = 81, |
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27 }; |
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28 |
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29 const TInt KSniffRequesterDelay = 5000000; // 5 secs |
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30 |
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31 CBasrvPowerControlAgent* CBasrvPowerControlAgent::NewL(const TBTDevAddr& aAddr) |
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32 { |
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33 CBasrvPowerControlAgent* self = new CBasrvPowerControlAgent(aAddr); |
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34 CleanupStack::PushL(self); |
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35 self->ConstructL(); |
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36 CleanupStack::Pop(self); |
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37 return self; |
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38 } |
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39 |
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40 CBasrvPowerControlAgent::~CBasrvPowerControlAgent() |
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41 { |
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42 TRACE_FUNC |
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43 delete iBbEventer; |
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44 delete iSniffDelayTimer; |
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45 iTimer.Close(); |
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46 iPlAda.Close(); |
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47 iSockServ.Close(); |
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48 } |
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49 |
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50 void CBasrvPowerControlAgent::RequestSniffMode() |
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51 { |
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52 TRACE_FUNC |
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53 if (iState == ESniffModeRequested || iState == ESniffModeTiming) |
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54 { |
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55 return; |
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56 } |
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57 if (iState == EActiveModeRequested) |
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58 { |
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59 iPlAda.CancelLowPowerModeRequester(); |
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60 } |
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61 iState = ESniffModeTiming; |
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62 iTimer.After(iSniffDelayTimer->iStatus, KSniffRequesterDelay); |
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63 iSniffDelayTimer->GoActive(); |
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64 TRACE_INFO(_L("CBasrvPowerControlAgent, [Sniff mode Timing]")) |
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65 } |
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66 |
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67 void CBasrvPowerControlAgent::RequestActiveMode() |
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68 { |
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69 TRACE_FUNC |
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70 if (iState == EActiveModeRequested) |
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71 { |
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72 return; |
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73 } |
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74 if (iState == ESniffModeTiming) |
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75 { |
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76 iSniffDelayTimer->Cancel(); |
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77 } |
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78 TInt err = iPlAda.ActivateActiveRequester(); |
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79 if (!err) |
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80 { |
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81 iState = EActiveModeRequested; |
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82 TRACE_INFO(_L("CBasrvPowerControlAgent, [Active mode requested]")) |
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83 } |
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84 else |
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85 { |
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86 TRACE_INFO((_L("CBasrvPowerControlAgent, ActivateActiveRequester %d"), err)) |
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87 iState = EPowerModeDefault; |
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88 } |
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89 } |
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90 |
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91 void CBasrvPowerControlAgent::CancelPowerModeControl() |
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92 { |
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93 TRACE_FUNC |
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94 if (iState == ESniffModeTiming) |
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95 { |
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96 iSniffDelayTimer->Cancel(); |
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97 } |
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98 else if (iState == ESniffModeRequested || iState == EActiveModeRequested) |
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99 { |
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100 iPlAda.CancelLowPowerModeRequester(); |
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101 } |
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102 iState = EPowerModeDefault; |
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103 TRACE_INFO(_L("CBasrvPowerControlAgent, [Power mode default]")) |
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104 } |
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105 |
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106 void CBasrvPowerControlAgent::PreventLowPowerMode() |
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107 { |
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108 TRACE_FUNC |
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109 (void) iPlAda.PreventLowPowerModes(EAnyLowPowerMode); |
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110 } |
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111 |
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112 void CBasrvPowerControlAgent::AllowLowPowerMode() |
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113 { |
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114 TRACE_FUNC |
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115 (void) iPlAda.AllowLowPowerModes(EAnyLowPowerMode); |
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116 } |
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117 |
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118 |
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119 void CBasrvPowerControlAgent::RequestCompletedL(CBasrvActive& aActive) |
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120 { |
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121 TRACE_FUNC |
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122 switch (aActive.RequestId()) |
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123 { |
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124 case ESniffDelayTimer: |
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125 { |
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126 DosniffRequest(); |
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127 break; |
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128 } |
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129 case EBbEventSubscribe: |
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130 { |
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131 TRACE_INFO((_L("CBasrvPowerControlAgent, err %d, event 0x%02X"), aActive.iStatus.Int(), iBbEvent().EventType())) |
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132 if (aActive.iStatus != KErrNone) |
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133 return; |
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134 switch(iBbEvent().EventType()) |
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135 { |
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136 case ENotifyActiveMode://0x04 |
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137 { |
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138 if (iState == ESniffModeTiming || iState == ESniffModeRequested) |
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139 { |
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140 CancelPowerModeControl(); |
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141 } |
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142 break; |
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143 } |
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144 case ENotifySniffMode: //0x08 |
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145 { |
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146 if (iState == ESniffModeTiming) |
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147 { |
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148 iSniffDelayTimer->Cancel(); |
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149 DosniffRequest(); |
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150 } |
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151 break; |
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152 } |
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153 default: |
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154 { |
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155 TRACE_INFO((_L("CBasrvPowerControlAgent, Uninteresting event (0x%08X)"), iBbEvent().EventType())) |
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156 } |
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157 } |
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158 iPlAda.NotifyNextBasebandChangeEvent(iBbEvent, iBbEventer->iStatus, ENotifyAnyPowerMode); |
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159 iBbEventer->GoActive(); |
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160 } |
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161 } |
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162 } |
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163 |
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164 void CBasrvPowerControlAgent::CancelRequest(CBasrvActive& aActive) |
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165 { |
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166 TRACE_FUNC |
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167 if (aActive.RequestId() == ESniffDelayTimer) |
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168 { |
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169 iTimer.Cancel(); |
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170 } |
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171 else if (aActive.RequestId() == EBbEventSubscribe) |
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172 { |
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173 iPlAda.CancelNextBasebandChangeEventNotifier(); |
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174 } |
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175 } |
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176 |
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177 CBasrvPowerControlAgent::CBasrvPowerControlAgent(const TBTDevAddr& aAddr) |
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178 : iAddr(aAddr) |
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179 { |
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180 TRACE_FUNC |
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181 } |
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182 |
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183 void CBasrvPowerControlAgent::ConstructL() |
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184 { |
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185 LEAVE_IF_ERROR(iSockServ.Connect()) |
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186 LEAVE_IF_ERROR(iPlAda.Open(iSockServ, iAddr)) |
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187 iBbEventer = CBasrvActive::NewL(*this, CActive::EPriorityStandard, EBbEventSubscribe); |
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188 iSniffDelayTimer = CBasrvActive::NewL(*this, CActive::EPriorityStandard, ESniffDelayTimer); |
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189 LEAVE_IF_ERROR(iTimer.CreateLocal()) |
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190 iPlAda.NotifyNextBasebandChangeEvent(iBbEvent, iBbEventer->iStatus, ENotifyAnyPowerMode); |
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191 iBbEventer->GoActive(); |
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192 } |
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193 |
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194 void CBasrvPowerControlAgent::DosniffRequest() |
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195 { |
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196 TRACE_FUNC |
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197 (void) iPlAda.AllowLowPowerModes(EAnyLowPowerMode); |
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198 (void) iPlAda.CancelLowPowerModeRequester(); |
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199 TInt err = iPlAda.ActivateSniffRequester(); |
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200 if (!err) |
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201 { |
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202 TRACE_INFO(_L("CBasrvPowerControlAgent, [Sniff mode requested]")) |
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203 iState = ESniffModeRequested; |
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204 } |
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205 else |
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206 { |
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207 TRACE_INFO((_L("CBasrvPowerControlAgent, ActivateSniffRequester %d"), err)) |
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208 iState = EPowerModeDefault; |
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209 } |
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210 } |