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