omadrm/drmengine/drmclock/Src/DRMClockClient.cpp
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     1 /*
       
     2 * Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  Client side class implementation
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 // INCLUDE FILES
       
    20 #include "DRMClockClient.h"
       
    21 #include "DRMClientServer.h"
       
    22 
       
    23 #include "DRMLog.h"
       
    24 
       
    25 // EXTERNAL DATA STRUCTURES
       
    26 // EXTERNAL FUNCTION PROTOTYPES  
       
    27 
       
    28 // CONSTANTS
       
    29 // MACROS
       
    30 
       
    31 // LOCAL CONSTANTS AND MACROS
       
    32 // To initialize C/S parameters.
       
    33 #define PARAMS TAny* params[ KMaxMessageArguments ]; \
       
    34 for ( TUint8 i = 0; i < KMaxMessageArguments; ++i ) { params[ i ] = NULL; }
       
    35 #define CLEARPARAM Mem::FillZ( params, \
       
    36 KMaxMessageArguments * sizeof( TAny* ) );
       
    37 
       
    38 // Maximum number of message slots that we use
       
    39 const TInt KMaxMessageSlots = 3;
       
    40 
       
    41 
       
    42 // MODULE DATA STRUCTURES
       
    43 // LOCAL FUNCTION PROTOTYPES
       
    44 
       
    45 // FORWARD DECLARATIONS
       
    46 
       
    47 // ============================= LOCAL FUNCTIONS ===============================
       
    48 
       
    49 // ============================ MEMBER FUNCTIONS ===============================
       
    50 
       
    51 // -----------------------------------------------------------------------------
       
    52 // RDRMClockClient::RDRMClockClient
       
    53 // C++ default constructor can NOT contain any code, that
       
    54 // might leave.
       
    55 // -----------------------------------------------------------------------------
       
    56 //
       
    57 EXPORT_C RDRMClockClient::RDRMClockClient()
       
    58     {
       
    59     }
       
    60     
       
    61 // -----------------------------------------------------------------------------
       
    62 // RDRMClockClient::~RDRMClockClient
       
    63 // Destructor.
       
    64 // -----------------------------------------------------------------------------
       
    65 //
       
    66 EXPORT_C RDRMClockClient::~RDRMClockClient()
       
    67     {
       
    68     }    
       
    69 
       
    70 // -----------------------------------------------------------------------------
       
    71 // RDRMClockClient::Connect
       
    72 // Opens connection to the server.
       
    73 // -----------------------------------------------------------------------------
       
    74 //
       
    75 EXPORT_C TInt RDRMClockClient::Connect()
       
    76     {
       
    77     TInt ret = KErrNone;
       
    78     
       
    79     DRMLOG( _L( "RDRMClockClient::Connect" ) );
       
    80 
       
    81     const TVersion requiredVersion( 
       
    82         DRMClock::KServerMajorVersion,
       
    83         DRMClock::KServerMinorVersion,
       
    84         DRMClock::KServerBuildVersion );
       
    85     
       
    86     DRMLOG( _L("RDRMClockClient: Create a new session" ) );
       
    87     ret = CreateSession( DRMClock::KDRMServerName,
       
    88                          requiredVersion, 
       
    89                          KMaxMessageSlots );
       
    90 
       
    91     DRMLOG2( _L( "Result: %d") , ret );
       
    92     
       
    93     return ret;
       
    94     }
       
    95 
       
    96 // -----------------------------------------------------------------------------
       
    97 // RDRMClockClient::Close
       
    98 // Closes the connection to the server.
       
    99 // -----------------------------------------------------------------------------
       
   100 //
       
   101 EXPORT_C void RDRMClockClient::Close() 
       
   102     {
       
   103     DRMLOG( _L( "RDRMClockClient::Close" ) );
       
   104 
       
   105     RHandleBase::Close();
       
   106     }
       
   107 
       
   108 // -----------------------------------------------------------------------------
       
   109 // RDRMClockClient::GetSecureTime
       
   110 // Gets the secure time from the DRMClockServer
       
   111 // -----------------------------------------------------------------------------
       
   112 //
       
   113 EXPORT_C TInt RDRMClockClient::GetSecureTime( TTime& aTime, TInt& aTimeZone,
       
   114                                      DRMClock::ESecurityLevel& aSecurityLevel )
       
   115     {
       
   116     TPckg<TTime> package(aTime);
       
   117     TPckg<TInt> package2(aTimeZone);
       
   118     TPckg<DRMClock::ESecurityLevel> package3(aSecurityLevel);
       
   119                     
       
   120     DRMLOG( _L( "RDRMClockClient::GetSecureTime" ) );
       
   121     TInt error = KErrNone;
       
   122     
       
   123     // For C/S communications.
       
   124     PARAMS;
       
   125     
       
   126     // Set the parameters.
       
   127     params[ 0 ] = reinterpret_cast< TAny* >( &package );
       
   128     params[ 1 ] = reinterpret_cast< TAny* >( &package2 );
       
   129     params[ 2 ] = reinterpret_cast< TAny* >( &package3 );
       
   130     
       
   131     // Send the message.
       
   132     error = SendReceive( DRMClock::EGetDRMTime, params );
       
   133     
       
   134     // Reset
       
   135     CLEARPARAM;
       
   136     
       
   137     DRMLOG2( _L( "RDRMClockClient::GetSecureTime: %d" ), error );
       
   138 
       
   139     return error;
       
   140     }
       
   141 
       
   142 
       
   143 // -----------------------------------------------------------------------------
       
   144 // RDRMClockClient::UpdateSecureTime
       
   145 // Updates the secure time on the DRMClockServer
       
   146 // -----------------------------------------------------------------------------
       
   147 //
       
   148 EXPORT_C TInt RDRMClockClient::UpdateSecureTime( const TTime& aTime, const TInt& aTimeZone )
       
   149     {
       
   150     TInt error = KErrNone;
       
   151     TPckg<TTime> package(aTime);
       
   152     TPckg<TInt> package2(aTimeZone);
       
   153     
       
   154     DRMLOG( _L( "RDRMClockClient::UpdateSecureTime" ) );
       
   155     
       
   156     // For C/S communications.
       
   157     PARAMS;
       
   158     
       
   159     params[ 0 ] = reinterpret_cast< TAny* >( &package );
       
   160     params[ 1 ] = reinterpret_cast< TAny* >( &package2 );
       
   161     
       
   162     error = SendReceive( DRMClock::EUpdateDRMTime, params );
       
   163     
       
   164     CLEARPARAM;
       
   165     
       
   166     DRMLOG2( _L( "RDRMClockClient::UpdateSecureTime: " ), error );
       
   167 
       
   168     // All done.
       
   169     return error;
       
   170     }
       
   171 
       
   172 // ========================== OTHER EXPORTED FUNCTIONS =========================
       
   173 
       
   174 //  End of File