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1 /* |
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2 * Copyright (c) 2003-2009 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 of the DRM Clock |
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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 |
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21 #include <mmtsy_names.h> |
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22 |
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23 #include "DRMClock.h" |
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24 #include "drmlog.h" |
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25 #include "DRMEventTimeChange.h" |
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26 #include "wmdrmfileserverclient.h" |
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27 |
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28 #include <DRMNotifier.h> |
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29 #include <s32strm.h> |
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30 #include <s32file.h> |
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31 #include <e32property.h> |
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32 #include <e32keys.h> |
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33 |
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34 #ifdef RD_MULTIPLE_DRIVE |
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35 #include <driveinfo.h> |
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36 #endif |
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37 |
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38 #include "DRMNitzObserver.h" |
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39 #include "GPSWatcher.h" |
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40 |
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41 // EXTERNAL DATA STRUCTURES |
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42 |
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43 // EXTERNAL FUNCTION PROTOTYPES |
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44 |
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45 // CONSTANTS |
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46 const TInt KMinuteInMicroseconds = 60000000; |
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47 const TInt KTimeZoneIncrement = 15; |
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48 |
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49 // The time zones sanity check values, not sure if -13 hours exists |
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50 // But atleast +13 does in: Nuku'Alofa |
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51 const TInt KTimeZoneLow = -52; // -13 hours |
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52 const TInt KTimeZoneHigh = 55; // +13 hours 45 minutes Some NZ owned island |
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53 |
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54 |
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55 // MACROS |
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56 |
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57 // LOCAL CONSTANTS AND MACROS |
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58 |
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59 // MODULE DATA STRUCTURES |
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60 |
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61 // LOCAL FUNCTION PROTOTYPES |
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62 |
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63 // FORWARD DECLARATIONS |
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64 |
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65 // ============================= LOCAL FUNCTIONS =============================== |
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66 |
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67 |
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68 // ============================ MEMBER FUNCTIONS =============================== |
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69 |
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70 |
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71 // ----------------------------------------------------------------------------- |
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72 // CDRMRightsDB::CDRMRightsDB |
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73 // C++ default constructor can NOT contain any code, that |
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74 // might leave. |
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75 // ----------------------------------------------------------------------------- |
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76 // |
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77 CDRMClock::CDRMClock() |
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78 { |
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79 }; |
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80 |
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81 // ----------------------------------------------------------------------------- |
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82 // CDRMRightsDB::ConstructL |
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83 // Symbian 2nd phase constructor can leave. |
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84 // ----------------------------------------------------------------------------- |
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85 // |
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86 void CDRMClock::ConstructL() |
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87 { |
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88 DRMLOG( _L( "DRM Clock Starting: " ) ); |
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89 TInt error = KErrNone; |
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90 |
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91 // Create a notifier instance |
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92 iNotifier = CDRMNotifier::NewL(); |
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93 |
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94 #ifndef __WINS__ |
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95 ConnectToPhoneL(); |
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96 |
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97 iObserver = CDRMNitzObserver::NewL( iPhone, const_cast<CDRMClock*>(this)); |
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98 |
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99 iObserver->Start(); |
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100 |
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101 TRAP( error, iGpsWatcher = CGPSWatcher::NewL( const_cast<CDRMClock*>(this) )); |
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102 DRMLOG2( _L("DRMClock: GPS watcher started: %d"), error ); |
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103 #endif |
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104 |
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105 DRMLOG( _L( "DRM Clock started" ) ); |
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106 }; |
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107 |
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108 // ----------------------------------------------------------------------------- |
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109 // CDRMClock::NewLC |
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110 // Two-phased constructor |
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111 // ----------------------------------------------------------------------------- |
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112 // |
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113 CDRMClock* CDRMClock::NewLC() |
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114 { |
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115 DRMLOG( _L( "CDRMClock::NewLC" ) ); |
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116 |
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117 CDRMClock* self = new(ELeave) CDRMClock; |
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118 CleanupStack::PushL( self ); |
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119 self->ConstructL(); |
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120 |
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121 DRMLOG( _L( "CDRMClock::NewLC ok" ) ); |
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122 |
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123 return self; |
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124 }; |
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125 |
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126 // ----------------------------------------------------------------------------- |
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127 // CDRMClock::NewL |
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128 // Two-phased constructor |
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129 // ----------------------------------------------------------------------------- |
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130 // |
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131 CDRMClock* CDRMClock::NewL() |
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132 { |
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133 DRMLOG( _L( "CDRMClock::NewL" ) ); |
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134 |
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135 CDRMClock* self = NewLC(); |
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136 CleanupStack::Pop(); |
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137 |
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138 DRMLOG( _L( "CDRMClock::NewL ok" ) ); |
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139 |
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140 return self; |
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141 }; |
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142 |
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143 // --------------------------------------------------------- |
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144 // CDRMClock::~CDRMClock |
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145 // Destructor |
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146 // --------------------------------------------------------- |
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147 // |
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148 CDRMClock::~CDRMClock() |
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149 { |
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150 DRMLOG( _L( "CDRMClock::~CDRMClock" ) ); |
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151 |
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152 if( iNotifier ) |
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153 { |
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154 delete iNotifier; |
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155 iNotifier = 0; |
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156 } |
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157 |
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158 #ifndef __WINS__ |
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159 if(iObserver) |
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160 { |
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161 iObserver->Cancel(); |
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162 delete iObserver; |
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163 iObserver = 0; |
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164 } |
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165 |
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166 if( iGpsWatcher ) |
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167 { |
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168 iGpsWatcher->Cancel(); |
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169 delete iGpsWatcher; |
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170 iGpsWatcher = 0; |
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171 } |
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172 #endif // __WINS__ |
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173 }; |
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174 |
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175 // ----------------------------------------------------------------------------- |
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176 // CDRMClock::GetSecureTime |
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177 // returns time and security level |
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178 // ----------------------------------------------------------------------------- |
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179 // |
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180 void CDRMClock::GetSecureTime(TTime& aTime, TInt& aTimeZone, |
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181 DRMClock::ESecurityLevel& aSecurityLevel) |
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182 { |
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183 DRMLOG( _L( "CDRMClock::GetSecureTime" ) ); |
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184 |
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185 TTime currentUniversal; |
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186 TTime currentHome; |
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187 TInt error = KErrNone; |
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188 |
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189 // if there is an error it's not initialized |
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190 error = aTime.UniversalTimeSecure(); |
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191 |
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192 if( error == KErrNoSecureTime ) |
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193 { |
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194 currentHome.HomeTime(); |
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195 currentUniversal.UniversalTime(); |
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196 |
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197 aTimeZone = ( currentHome.Int64() - currentUniversal.Int64() ) / |
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198 ( KMinuteInMicroseconds* KTimeZoneIncrement ); |
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199 |
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200 |
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201 aTime.UniversalTime(); |
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202 |
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203 aSecurityLevel = DRMClock::KInsecure; |
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204 |
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205 DRMLOG( _L( "CDRMClock::GetSecureTime: DRMClock is Insecure" ) ); |
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206 } |
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207 else |
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208 { |
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209 currentHome.HomeTimeSecure(); |
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210 currentUniversal.UniversalTimeSecure(); |
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211 |
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212 aTimeZone = ( currentHome.Int64() - currentUniversal.Int64() ) / |
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213 ( KMinuteInMicroseconds* KTimeZoneIncrement ); |
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214 |
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215 aSecurityLevel = DRMClock::KSecure; |
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216 DRMLOG( _L( "CDRMClock::GetSecureTime: DRMClock is Secure" ) ); |
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217 } |
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218 |
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219 DRMLOG( _L( "CDRMClock::GetSecureTime ok" ) ); |
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220 }; |
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221 |
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222 |
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223 // ----------------------------------------------------------------------------- |
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224 // CDRMClock::ResetSecureTimeL |
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225 // resets the secure time and recalculates the offsets |
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226 // should not reset to 0 |
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227 // ----------------------------------------------------------------------------- |
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228 // |
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229 // Do not reset the timezone, use whatever has been set or retrieved from the UI time |
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230 // However check that the timezone is a valid one just in case |
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231 void CDRMClock::ResetSecureTimeL( const TTime& aTime, const TInt& aTimeZone ) |
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232 { |
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233 DRMLOG( _L( "CDRMClock::ResetSecureTimeL" ) ); |
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234 |
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235 TRequestStatus status; |
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236 TInt error = KErrNone; |
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237 CDRMEventTimeChange* change = CDRMEventTimeChange::NewLC(); |
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238 TTime previousTime; |
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239 TTime previousTimeLocal; |
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240 TTime newTime; |
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241 TInt timezone = 0; |
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242 TDateTime temppi; // Only for logging |
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243 |
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244 // check for param that the time is even reasonably valid: |
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245 if( aTime.Int64() == 0 ) |
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246 { |
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247 DRMLOG( _L("Trying to reset to zero time") ); |
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248 User::Leave( KErrArgument ); |
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249 } |
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250 |
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251 // Sanity check: Time zone has to be +/- certail hours |
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252 // for this check -13h to +13.75h |
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253 if( aTimeZone < KTimeZoneLow || aTimeZone > KTimeZoneHigh ) |
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254 { |
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255 DRMLOG2( _L("TimeZone invalid, time may be as well, aborting change: %d"), aTimeZone ); |
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256 User::Leave( KErrArgument ); |
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257 } |
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258 |
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259 |
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260 // Get the current secure time with timezone |
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261 // Ask the hometime first so that rounding of any divider goes correctly |
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262 error = previousTimeLocal.HomeTimeSecure(); |
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263 |
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264 // If there is an error, the secure hometime has not been set |
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265 // Which means that the UI clock has the valid data |
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266 if( error ) |
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267 { |
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268 previousTimeLocal.HomeTime(); |
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269 previousTime.UniversalTime(); |
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270 timezone = ( previousTimeLocal.Int64() - previousTime.Int64() ) / |
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271 ( KMinuteInMicroseconds* KTimeZoneIncrement ); |
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272 change->SetOldSecurityLevel( DRMClock::KInsecure ); |
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273 } |
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274 else |
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275 { |
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276 previousTime.UniversalTimeSecure(); |
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277 |
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278 timezone = ( previousTimeLocal.Int64() - previousTime.Int64() ) / |
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279 ( KMinuteInMicroseconds* KTimeZoneIncrement ); |
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280 |
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281 change->SetOldSecurityLevel( DRMClock::KSecure ); |
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282 change->SetNewSecurityLevel( DRMClock::KSecure ); |
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283 } |
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284 |
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285 // Since it's not important to get the timezone we keep what is set or reset it: |
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286 previousTimeLocal = aTime.Int64() + ( timezone * ( KMinuteInMicroseconds* KTimeZoneIncrement ) ); |
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287 |
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288 // Do the actual updating: |
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289 // Update using the wmdrm fileserver since it has TCB capability |
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290 RWmDrmFileServerClient resetclient; |
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291 User::LeaveIfError( resetclient.Connect() ); |
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292 CleanupClosePushL( resetclient ); |
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293 |
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294 newTime = aTime; |
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295 User::LeaveIfError( resetclient.UpdateSecureTime( previousTimeLocal, newTime ) ); |
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296 |
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297 CleanupStack::PopAndDestroy(); |
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298 |
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299 |
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300 DRMLOG( _L( "CDRMClock::ResetSecureTimeL: AFTER RESET." )); |
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301 |
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302 // DRM Notifier data: |
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303 // send info about the change: |
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304 |
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305 change->SetNewSecurityLevel( DRMClock::KSecure ); |
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306 |
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307 change->SetOldTime( previousTime ); |
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308 change->SetOldTimeZone( timezone ); |
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309 |
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310 change->SetNewTime( aTime ); |
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311 change->SetNewTimeZone( timezone ); |
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312 |
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313 // Notify clients |
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314 |
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315 iNotifier->SendEventL(*change,status); |
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316 User::WaitForRequest(status); |
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317 CleanupStack::PopAndDestroy(); |
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318 |
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319 DRMLOG( _L( "CDRMClock::ResetSecureTimeL ok" ) ); |
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320 }; |
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321 |
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322 // --------------------------------------------------------- |
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323 // CDRMClock::Notify |
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324 // Notify DRM clock about an event |
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325 // --------------------------------------------------------- |
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326 // |
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327 void CDRMClock::Notify( TInt aNotify ) |
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328 { |
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329 switch( aNotify ) |
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330 { |
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331 case ENotifyGPSTimeReceived: |
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332 // GPS time received, listen again after the next boot, destroy GPS watcher: |
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333 DRMLOG(_L("Notify: ENotifyGPSTimeReceived, Deleting GPS watcher")); |
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334 delete iGpsWatcher; |
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335 iGpsWatcher = NULL; |
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336 DRMLOG(_L("Notify: GPS Watcher deleted")); |
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337 break; |
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338 case ENotifyNone: |
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339 default: |
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340 break; // Do nothing |
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341 } |
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342 } |
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343 |
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344 |
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345 |
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346 |
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347 |
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348 // --------------------------------------------------------- |
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349 // CDRMClock::ConnectToPhoneL(const TDateTime& aDateTime) |
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350 // Gets the nitz time from iNitzInfo |
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351 // --------------------------------------------------------- |
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352 // |
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353 void CDRMClock::ConnectToPhoneL() |
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354 { |
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355 DRMLOG( _L( "CDRMClock::ConnectToPhoneL" ) ); |
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356 |
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357 const TInt KTriesToConnectServer(10); |
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358 const TInt KTimeBeforeRetryingServerConnection(100000); |
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359 TInt thisTry(0); |
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360 TInt err(KErrNone); |
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361 TInt numPhone; |
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362 TName tsyName; |
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363 RTelServer::TPhoneInfo phoneInfo; |
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364 RMobilePhone::TMobilePhoneSubscriberId imsi; |
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365 TRequestStatus status; |
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366 |
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367 |
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368 while ((err = iEtelServer.Connect()) != KErrNone && |
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369 (thisTry++) <= KTriesToConnectServer) |
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370 { |
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371 User::After(KTimeBeforeRetryingServerConnection); |
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372 } |
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373 User::LeaveIfError(err); |
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374 |
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375 User::LeaveIfError(iEtelServer.LoadPhoneModule(KMmTsyModuleName)); |
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376 User::LeaveIfError(iEtelServer.EnumeratePhones(numPhone)); |
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377 |
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378 for (TInt i(0); i < numPhone; i++) |
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379 { |
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380 User::LeaveIfError(iEtelServer.GetPhoneInfo(i, phoneInfo)); |
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381 User::LeaveIfError(iEtelServer.GetTsyName(i,tsyName)); |
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382 |
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383 if (tsyName.CompareF(KMmTsyModuleName) == 0) |
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384 { |
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385 break; |
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386 } |
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387 } |
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388 |
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389 User::LeaveIfError(iPhone.Open(iEtelServer, phoneInfo.iName)); |
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390 |
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391 iPhone.GetSubscriberId( status, imsi ); |
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392 User::WaitForRequest( status ); |
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393 |
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394 DRMLOG( imsi ); |
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395 DRMLOG( _L( "CDRMClock::ConnectToPhoneL ok" ) ); |
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396 }; |
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397 |
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398 |
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399 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
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400 |
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401 |
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402 // End of File |