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1 /* |
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2 * Copyright (c) 2008-2009 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: 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 <usbman.h> |
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20 |
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21 #include "cusbhosteventnotificationobserver.h" |
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22 |
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23 #include "definitions.h" |
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24 #include "debug.h" |
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25 #include "panic.h" |
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26 |
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27 // --------------------------------------------------------------------------- |
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28 // |
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29 // --------------------------------------------------------------------------- |
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30 // |
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31 CUsbHostEventNotificationObserver::CUsbHostEventNotificationObserver( |
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32 RUsb* aUsb) : |
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33 CActive(EPriorityStandard), iUsb(aUsb) |
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34 { |
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35 CActiveScheduler::Add(this); |
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36 } |
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37 |
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38 // --------------------------------------------------------------------------- |
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39 // |
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40 // --------------------------------------------------------------------------- |
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41 // |
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42 void CUsbHostEventNotificationObserver::ConstructL() |
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43 { |
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44 |
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45 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::ConstructL" ) ); |
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46 |
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47 } |
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48 |
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49 // --------------------------------------------------------------------------- |
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50 // |
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51 // --------------------------------------------------------------------------- |
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52 // |
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53 CUsbHostEventNotificationObserver* CUsbHostEventNotificationObserver::NewL( |
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54 RUsb* aUsb) |
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55 { |
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56 |
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57 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::NewL" ) ); |
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58 |
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59 CUsbHostEventNotificationObserver* self = |
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60 new (ELeave) CUsbHostEventNotificationObserver(aUsb); |
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61 CleanupStack::PushL(self); |
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62 self->ConstructL(); |
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63 CleanupStack::Pop(self); |
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64 return self; |
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65 } |
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66 |
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67 // --------------------------------------------------------------------------- |
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68 // |
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69 // --------------------------------------------------------------------------- |
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70 // |
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71 CUsbHostEventNotificationObserver::~CUsbHostEventNotificationObserver() |
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72 { |
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73 |
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74 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::~CUsbHostEventNotificationObserver" ) ); |
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75 |
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76 Cancel(); |
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77 |
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78 iObservers.Close(); |
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79 |
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80 } |
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81 |
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82 // --------------------------------------------------------------------------- |
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83 // |
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84 // --------------------------------------------------------------------------- |
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85 // |
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86 void CUsbHostEventNotificationObserver::SubscribeL( |
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87 MUsbHostEventNotificationObserver* aObserver) |
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88 { |
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89 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::SubscribeL" ) ); |
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90 |
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91 User::LeaveIfError(iObservers.Append(aObserver)); |
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92 |
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93 if (KFirst == iObservers.Count()) // first item |
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94 { |
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95 iUsb->HostEventNotification(iStatus, iEventInfo); |
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96 SetActive(); |
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97 |
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98 } |
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99 } |
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100 |
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101 // --------------------------------------------------------------------------- |
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102 // |
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103 // --------------------------------------------------------------------------- |
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104 // |
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105 void CUsbHostEventNotificationObserver::UnsubscribeL( |
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106 MUsbHostEventNotificationObserver* aObserver) |
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107 { |
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108 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::UnsubscribeL" ) ); |
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109 if (0 == iObservers.Count()) // no items |
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110 { |
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111 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::UnsubscribeL No observers" ) ); |
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112 return; |
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113 } |
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114 |
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115 TInt i(0); |
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116 while (i < iObservers.Count() && aObserver != iObservers[i]) |
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117 ++i; |
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118 |
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119 if (aObserver == iObservers[i]) // found |
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120 { |
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121 iObservers.Remove(i); |
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122 } |
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123 else |
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124 { |
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125 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::UnsubscribeL CanNotFindIdPinObserver" ) ); |
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126 Panic(ECanNotFindIdPinObserver); |
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127 } |
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128 |
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129 if (0 == iObservers.Count()) // no items |
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130 { |
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131 // cancel pending request |
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132 Cancel(); |
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133 } |
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134 } |
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135 |
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136 // --------------------------------------------------------------------------- |
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137 // |
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138 // --------------------------------------------------------------------------- |
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139 // |
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140 void CUsbHostEventNotificationObserver::RunL() |
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141 { |
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142 FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL iStatus = %d" ), iStatus.Int())); |
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143 |
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144 // if error occured, tell to Observers |
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145 if(KErrNone != iStatus.Int()) |
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146 { |
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147 for (TInt i(0); i < iObservers.Count(); ++i) |
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148 { |
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149 iObservers[i]->HostEventNotificationErrorL(iStatus.Int()); |
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150 } |
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151 return; |
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152 } |
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153 |
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154 TDeviceEventInformation dei(iEventInfo); |
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155 |
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156 // re-issue request first |
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157 iUsb->HostEventNotification(iStatus, iEventInfo); |
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158 SetActive(); |
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159 |
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160 // Log the event |
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161 FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL iEventInfo.iDeviceId = %d" ), dei.iDeviceId)); |
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162 FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL iEventInfo.iEventType = %d" ), dei.iEventType)); |
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163 FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL iEventInfo.iError = %d" ), dei.iError)); |
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164 FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL iEventInfo.iDriverLoadStatus = %d" ), dei.iDriverLoadStatus)); |
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165 FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL iEventInfo.iVid = %d" ), dei.iVid)); |
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166 FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL iEventInfo.iPid = %d" ), dei.iPid)); |
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167 |
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168 // then process property change |
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169 switch (dei.iEventType) |
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170 { |
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171 case EDeviceAttachment: |
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172 { |
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173 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL DeviceAttachment" ) ); |
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174 |
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175 for (TInt i(0); i < iObservers.Count(); ++i) |
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176 { |
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177 iObservers[i]->DeviceAttachedL(dei); |
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178 } |
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179 break; |
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180 } |
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181 |
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182 case EDeviceDetachment: |
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183 { |
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184 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL DeviceDetachment" ) ); |
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185 |
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186 for (TInt i(0); i < iObservers.Count(); ++i) |
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187 { |
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188 iObservers[i]->DeviceDetachedL(dei); |
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189 } |
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190 break; |
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191 } |
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192 |
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193 case EDriverLoad: |
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194 { |
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195 switch (dei.iDriverLoadStatus) |
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196 { |
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197 case EDriverLoadSuccess: |
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198 { |
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199 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL DriverLoadSuccess" ) ); |
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200 |
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201 for (TInt i(0); i < iObservers.Count(); ++i) |
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202 { |
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203 iObservers[i]->DriverLoadSuccessL(dei); |
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204 } |
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205 |
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206 break; |
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207 } |
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208 case EDriverLoadPartialSuccess: |
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209 { |
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210 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL DriverLoadPartialSuccess" ) ); |
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211 |
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212 for (TInt i(0); i < iObservers.Count(); ++i) |
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213 { |
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214 iObservers[i]->DriverLoadPartialSuccessL(dei); |
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215 } |
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216 break; |
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217 |
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218 } |
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219 case EDriverLoadFailure: |
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220 { |
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221 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL DriverLoadFailure" ) ); |
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222 |
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223 for (TInt i(0); i < iObservers.Count(); ++i) |
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224 { |
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225 iObservers[i]->DriverLoadFailureL(dei); |
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226 } |
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227 break; |
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228 } |
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229 default: |
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230 { |
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231 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL DriverLoadFailure WrongDriverLoadStatus" ) ); |
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232 Panic(EWrongDriverLoadStatus); |
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233 } |
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234 } |
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235 break; |
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236 |
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237 } |
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238 default: |
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239 { |
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240 FLOG( _L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunL WrongHostEventNotification" ) ); |
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241 Panic(EWrongHostEventNotification); |
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242 } |
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243 |
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244 } |
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245 |
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246 } |
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247 |
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248 // --------------------------------------------------------------------------- |
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249 // |
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250 // --------------------------------------------------------------------------- |
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251 // |
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252 void CUsbHostEventNotificationObserver::DoCancel() |
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253 { |
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254 iUsb->HostEventNotificationCancel(); |
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255 } |
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256 |
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257 // --------------------------------------------------------------------------- |
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258 // |
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259 // --------------------------------------------------------------------------- |
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260 // |
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261 TInt CUsbHostEventNotificationObserver::RunError(TInt aError) |
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262 { |
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263 |
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264 FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbHostEventNotificationObserver::RunError aError = %d" ), aError)); |
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265 |
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266 // try to recover and continue |
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267 return KErrNone; |
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268 |
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269 } |
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270 |