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1 /* |
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2 * Copyright (c) 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: WMDRM Fileserver Client 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 "wmdrmfileserverclient.h" |
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20 #include "wmdrmfsclientserver.h" |
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21 |
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22 //#define _LOGGING_FILE L"wmdrmfileserver.txt" |
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23 |
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24 //#include "logfn.h" |
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25 |
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26 // Message slots a client can have open: taken from the global slot pool |
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27 const TInt KServerDefaultMessageSlots = -1; |
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28 |
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29 // Number of times the server is attempted to start if it is not running |
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30 const TInt KServerRetryCount = 3; |
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31 |
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32 // ======== LOCAL FUNCTIONS ======== |
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33 |
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34 // --------------------------------------------------------------------------- |
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35 // Try to start the server if it is not running |
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36 // --------------------------------------------------------------------------- |
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37 // |
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38 static TInt StartServer() |
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39 { |
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40 RProcess server; |
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41 TInt r = server.Create( KWmDrmFileServerImg, KNullDesC ); |
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42 if ( r != KErrNone ) |
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43 return r; |
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44 TRequestStatus stat; |
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45 server.Rendezvous( stat ); |
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46 if ( stat != KRequestPending ) |
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47 { |
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48 server.Kill( 0 ); |
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49 } |
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50 else |
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51 { |
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52 server.Resume(); |
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53 } |
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54 User::WaitForRequest( stat ); |
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55 r = ( server.ExitType() == EExitPanic ) ? KErrGeneral : stat.Int(); |
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56 server.Close(); |
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57 return r; |
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58 } |
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59 |
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60 // ======== MEMBER FUNCTIONS ======== |
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61 |
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62 EXPORT_C TInt RWmDrmFileServerClient::Open( const TDesC& aFilename ) |
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63 { |
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64 TInt r = KErrNone; |
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65 |
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66 //LOGFNR( "RWmDrmFileServerClient::Open", r ); |
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67 r = SendReceive( EFsOpen, TIpcArgs( &aFilename ) ); |
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68 return r; |
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69 } |
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70 |
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71 EXPORT_C TInt RWmDrmFileServerClient::Create( const TDesC& aFilename ) |
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72 { |
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73 TInt r = KErrNone; |
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74 |
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75 //LOGFNR( "RWmDrmFileServerClient::Create", r ); |
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76 r = SendReceive( EFsCreate, TIpcArgs( &aFilename ) ); |
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77 return r; |
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78 } |
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79 |
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80 EXPORT_C TInt RWmDrmFileServerClient::Read( TDes8& aBuffer ) |
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81 { |
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82 TInt r = KErrNone; |
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83 TInt amountRead; |
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84 TPckg<TInt> amountPckg( amountRead ); |
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85 |
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86 //LOGFNR( "RWmDrmFileServerClient::Read", r ); |
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87 r = SendReceive( EFsRead, TIpcArgs( &aBuffer, &amountPckg ) ); |
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88 if ( r == KErrNone ) |
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89 { |
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90 aBuffer.SetLength( amountRead ); |
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91 } |
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92 return r; |
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93 } |
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94 |
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95 EXPORT_C TInt RWmDrmFileServerClient::Write( const TDesC8& aBuffer ) |
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96 { |
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97 TInt r = KErrNone; |
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98 |
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99 //LOGFNR( "RWmDrmFileServerClient::Write", r ); |
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100 r = SendReceive( EFsWrite, TIpcArgs( &aBuffer ) ); |
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101 return r; |
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102 } |
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103 |
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104 EXPORT_C TInt RWmDrmFileServerClient::Size( TInt& aSize ) |
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105 { |
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106 TInt r = KErrNone; |
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107 TPckg<TInt> sizePckg( aSize ); |
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108 |
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109 //LOGFNR( "RWmDrmFileServerClient::Size", r ); |
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110 r = SendReceive( EFsSize, TIpcArgs( &sizePckg ) ); |
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111 return r; |
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112 } |
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113 |
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114 EXPORT_C TInt RWmDrmFileServerClient::Delete( const TDesC& aFilename ) |
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115 { |
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116 TInt r = KErrNone; |
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117 |
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118 //LOGFNR( "RWmDrmFileServerClient::Delete", r ); |
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119 r = SendReceive( EFsDelete, TIpcArgs( &aFilename ) ); |
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120 return r; |
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121 } |
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122 |
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123 EXPORT_C TBool RWmDrmFileServerClient::IsOpen() |
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124 { |
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125 TInt r = KErrNone; |
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126 |
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127 //LOGFNR( "RWmDrmFileServerClient::IsOpen", r ); |
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128 r = SendReceive( EFsIsOpen ); |
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129 return (r == KErrNone ? ETrue : EFalse); |
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130 } |
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131 |
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132 EXPORT_C void RWmDrmFileServerClient::CloseFile() |
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133 { |
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134 //LOGFN( "RWmDrmFileServerClient::CloseFile" ); |
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135 SendReceive( EFsCloseFile ); |
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136 } |
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137 |
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138 EXPORT_C TInt RWmDrmFileServerClient::MkDirAll( const TDesC& aPath, TBool aCreateIfMissing ) |
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139 { |
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140 TInt r = KErrNone; |
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141 |
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142 //LOGFNR( "RWmDrmFileServerClient::MkDirAll", r ); |
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143 r = SendReceive( EFsMkDirAll, TIpcArgs( &aPath, aCreateIfMissing ) ); |
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144 return r; |
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145 } |
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146 |
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147 EXPORT_C TInt RWmDrmFileServerClient::RmDirAll( const TDesC& aPath ) |
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148 { |
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149 TInt r = KErrNone; |
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150 |
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151 //LOGFNR( "RWmDrmFileServerClient::RmDirAll", r ); |
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152 r = SendReceive( EFsRmDirAll, TIpcArgs( &aPath ) ); |
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153 return r; |
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154 } |
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155 |
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156 EXPORT_C TInt RWmDrmFileServerClient::RmDir( const TDesC& aPath ) |
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157 { |
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158 TInt r = KErrNone; |
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159 |
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160 //LOGFNR( "RWmDrmFileServerClient::RmDir", r ); |
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161 r = SendReceive( EFsRmDir, TIpcArgs( &aPath ) ); |
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162 return r; |
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163 } |
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164 |
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165 EXPORT_C TInt RWmDrmFileServerClient::DeleteRights() |
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166 { |
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167 TInt r = KErrNone; |
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168 |
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169 //LOGFNR( "RWmDrmFileServerClient::DeleteRights", r ); |
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170 r = SendReceive( EFsDeleteRights ); |
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171 return r; |
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172 } |
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173 |
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174 EXPORT_C TInt RWmDrmFileServerClient::Connect() |
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175 { |
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176 TInt r = KErrNone; |
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177 |
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178 //LOGFNR( "RWmDrmFileServerClient::Connect", r ); |
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179 TInt retry = KServerRetryCount; |
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180 for ( ;; ) |
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181 { |
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182 r = CreateSession( KWmDrmFileServerName, TVersion( 0, 0, 0 ), KServerDefaultMessageSlots ); |
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183 if ( r != KErrNotFound && r != KErrServerTerminated ) |
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184 { |
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185 return r; |
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186 } |
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187 if ( --retry == 0 ) |
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188 { |
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189 return r; |
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190 } |
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191 r = StartServer(); |
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192 if ( r != KErrNone && r != KErrAlreadyExists ) |
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193 { |
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194 return r; |
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195 } |
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196 } |
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197 } |
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198 |
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199 |
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200 EXPORT_C TInt RWmDrmFileServerClient::UpdateSecureTime( TTime& aHomeTime, TTime& aUTCTime ) |
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201 { |
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202 TInt r = KErrNone; |
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203 TPckg<TTime> homeTime( aHomeTime ); |
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204 TPckg<TTime> utcTime( aUTCTime ); |
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205 |
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206 //LOGFNR( "RWmDrmFileServerClient::UpdateSecureTime", r ); |
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207 r = SendReceive( EFsUpdateSecureTime, TIpcArgs( &homeTime, &utcTime ) ); |
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208 return r; |
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209 } |