cmmanager/cmmgr/Framework/Src/cmconnectionmethod.cpp
branchRCL_3
changeset 24 05bc53fe583b
parent 23 fc7b30ed2058
child 25 83ca720e2b9a
equal deleted inserted replaced
23:fc7b30ed2058 24:05bc53fe583b
     1 /*
       
     2 * Copyright (c) 2006 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:  Implementation of RCmConnectionMethod
       
    15 *
       
    16 */
       
    17 
       
    18 // INCLUDES
       
    19 #include "cmmanagerimpl.h"
       
    20 #include <cmdestination.h>
       
    21 #include <cmpluginbase.h>
       
    22 #include <cmpluginbaseeng.h>
       
    23 #include <cmconnectionmethod.h>
       
    24 #include "cmdestinationimpl.h"
       
    25 
       
    26 using namespace CMManager;
       
    27 // ======== MEMBER FUNCTIONS ========
       
    28 
       
    29 
       
    30 // -----------------------------------------------------------------------------
       
    31 // RCmConnectionMethod::RCmConnectionMethod()
       
    32 // -----------------------------------------------------------------------------
       
    33 //
       
    34 EXPORT_C RCmConnectionMethod::RCmConnectionMethod(
       
    35                                 const RCmConnectionMethod& aItem)
       
    36     : iImplementation( aItem.iImplementation )
       
    37     {
       
    38     iImplementation->IncrementRefCounter();
       
    39     }
       
    40 
       
    41 
       
    42 // -----------------------------------------------------------------------------
       
    43 // RCmConnectionMethod::Close()
       
    44 // -----------------------------------------------------------------------------
       
    45 //
       
    46 EXPORT_C void RCmConnectionMethod::Close()
       
    47     {
       
    48     if( !iImplementation )
       
    49         {
       
    50         return;
       
    51         }
       
    52 
       
    53     TRAP_IGNORE( iImplementation->CmMgr().RemoveCMFromPoolL(iImplementation) );
       
    54     iImplementation = NULL;
       
    55     }
       
    56 
       
    57 // -----------------------------------------------------------------------------
       
    58 // RCmConnectionMethod::~RCmConnectionMethod()
       
    59 // -----------------------------------------------------------------------------
       
    60 //
       
    61 EXPORT_C RCmConnectionMethod::~RCmConnectionMethod()
       
    62     {
       
    63     Close();
       
    64     }
       
    65 
       
    66 // -----------------------------------------------------------------------------
       
    67 // RCmConnectionMethod::GetIntAttributeL()
       
    68 // -----------------------------------------------------------------------------
       
    69 //
       
    70 EXPORT_C TUint32 
       
    71             RCmConnectionMethod::GetIntAttributeL( TUint32 aAttribute ) const
       
    72     {
       
    73     if (!iImplementation)
       
    74         {
       
    75         User::Leave(KErrBadHandle);
       
    76         }
       
    77     
       
    78     return iImplementation->GetIntAttributeL( aAttribute );
       
    79     }
       
    80 
       
    81 // -----------------------------------------------------------------------------
       
    82 // RCmConnectionMethod::GetBoolAttributeL()
       
    83 // -----------------------------------------------------------------------------
       
    84 //
       
    85 EXPORT_C TBool 
       
    86             RCmConnectionMethod::GetBoolAttributeL( TUint32 aAttribute ) const
       
    87     {
       
    88     if (!iImplementation)
       
    89         {
       
    90         User::Leave(KErrBadHandle);
       
    91         }
       
    92     
       
    93     return iImplementation->GetBoolAttributeL( aAttribute );
       
    94     }
       
    95 
       
    96 // -----------------------------------------------------------------------------
       
    97 // RCmConnectionMethod::GetStringAttributeL()
       
    98 // -----------------------------------------------------------------------------
       
    99 //
       
   100 EXPORT_C HBufC* 
       
   101             RCmConnectionMethod::GetStringAttributeL( TUint32 aAttribute ) const
       
   102     {
       
   103     if (!iImplementation)
       
   104         {
       
   105         User::Leave(KErrBadHandle);
       
   106         }
       
   107     
       
   108     return iImplementation->GetStringAttributeL( aAttribute );
       
   109     }
       
   110 
       
   111 // -----------------------------------------------------------------------------
       
   112 // RCmConnectionMethod::GetString8AttributeL()
       
   113 // -----------------------------------------------------------------------------
       
   114 //
       
   115 EXPORT_C HBufC8* RCmConnectionMethod::GetString8AttributeL( TUint32 aAttribute ) const
       
   116     {
       
   117     if (!iImplementation)
       
   118         {
       
   119         User::Leave(KErrBadHandle);
       
   120         }
       
   121     
       
   122     return iImplementation->GetString8AttributeL( aAttribute );
       
   123     }
       
   124 
       
   125 // -----------------------------------------------------------------------------
       
   126 // RCmConnectionMethod::SetIntAttributeL()
       
   127 // -----------------------------------------------------------------------------
       
   128 //
       
   129 EXPORT_C void RCmConnectionMethod::SetIntAttributeL( TUint32 aAttribute, 
       
   130                                                         TUint32 aValue )
       
   131     {
       
   132     if (!iImplementation)
       
   133         {
       
   134         User::Leave(KErrBadHandle);
       
   135         }
       
   136     
       
   137     if( iImplementation->GetBoolAttributeL( ECmProtected ) )
       
   138         {
       
   139         // Only clients with NetworkControl capability can modify
       
   140         // protection setting!
       
   141         CCmManagerImpl::HasCapabilityL( ECapabilityNetworkControl );
       
   142         }
       
   143 
       
   144     iImplementation->SetIntAttributeL( aAttribute, aValue );
       
   145     }
       
   146 
       
   147 // -----------------------------------------------------------------------------
       
   148 // RCmConnectionMethod::SetBoolAttributeL()
       
   149 // -----------------------------------------------------------------------------
       
   150 //
       
   151 EXPORT_C void RCmConnectionMethod::SetBoolAttributeL( TUint32 aAttribute, 
       
   152                                                       TBool aValue )
       
   153     {
       
   154     if (!iImplementation)
       
   155         {
       
   156         User::Leave(KErrBadHandle);
       
   157         }
       
   158 
       
   159     if( iImplementation->GetBoolAttributeL( ECmProtected ) )
       
   160         {
       
   161         // Only clients with NetworkControl capability can modify
       
   162         // protection setting!
       
   163         CCmManagerImpl::HasCapabilityL( ECapabilityNetworkControl );
       
   164         }
       
   165         
       
   166     iImplementation->SetBoolAttributeL( aAttribute, aValue );
       
   167     }
       
   168 
       
   169 // -----------------------------------------------------------------------------
       
   170 // RCmConnectionMethod::SetStringAttributeL()
       
   171 // -----------------------------------------------------------------------------
       
   172 //
       
   173 EXPORT_C void RCmConnectionMethod::SetStringAttributeL( TUint32 aAttribute, 
       
   174                                                         const TDesC16& aValue )
       
   175     {
       
   176     if (!iImplementation)
       
   177         {
       
   178         User::Leave(KErrBadHandle);
       
   179         }
       
   180     
       
   181     if( iImplementation->GetBoolAttributeL( ECmProtected ) )
       
   182         {
       
   183         // Only clients with NetworkControl capability can modify
       
   184         // protection setting!
       
   185         CCmManagerImpl::HasCapabilityL( ECapabilityNetworkControl );
       
   186         }
       
   187 
       
   188     iImplementation->SetStringAttributeL( aAttribute, aValue );
       
   189     }
       
   190 
       
   191 // -----------------------------------------------------------------------------
       
   192 // RCmConnectionMethod::SetString8AttributeL()
       
   193 // -----------------------------------------------------------------------------
       
   194 //
       
   195 EXPORT_C void RCmConnectionMethod::SetString8AttributeL( TUint32 aAttribute, 
       
   196                                                          const TDesC8& aValue )
       
   197     {
       
   198     if (!iImplementation)
       
   199         {
       
   200         User::Leave(KErrBadHandle);
       
   201         }
       
   202     
       
   203     if( iImplementation->GetBoolAttributeL( ECmProtected ) )
       
   204         {
       
   205         // Only clients with NetworkControl capability can modify
       
   206         // protection setting!
       
   207         CCmManagerImpl::HasCapabilityL( ECapabilityNetworkControl );
       
   208         }
       
   209         
       
   210     iImplementation->SetString8AttributeL( aAttribute, aValue );
       
   211     }
       
   212 
       
   213 // -----------------------------------------------------------------------------
       
   214 // RCmConnectionMethod::UpdateL()
       
   215 // -----------------------------------------------------------------------------
       
   216 //
       
   217 EXPORT_C void RCmConnectionMethod::UpdateL()
       
   218     {
       
   219     if (!iImplementation)
       
   220         {
       
   221         User::Leave(KErrBadHandle);
       
   222         }
       
   223     
       
   224     iImplementation->UpdateL();
       
   225     }
       
   226 
       
   227 // -----------------------------------------------------------------------------
       
   228 // RCmConnectionMethod::DeleteL()
       
   229 // -----------------------------------------------------------------------------
       
   230 //
       
   231 EXPORT_C TBool RCmConnectionMethod::DeleteL()
       
   232     {
       
   233     if (!iImplementation)
       
   234         {
       
   235         User::Leave(KErrBadHandle);
       
   236         }
       
   237 
       
   238     if( iImplementation->GetBoolAttributeL( ECmProtected ) )
       
   239         {
       
   240         // Only clients with NetworkControl capability can delete
       
   241         // this destination
       
   242         CCmManagerImpl::HasCapabilityL( ECapabilityNetworkControl );
       
   243         }
       
   244             
       
   245     // Check it's not connected
       
   246     if ( iImplementation->GetBoolAttributeL( ECmConnected ) )
       
   247         {
       
   248         User::Leave( KErrInUse );
       
   249         }
       
   250 
       
   251     // Check it's not referenced by Virtual CM
       
   252     if( iImplementation->GetBoolAttributeL( ECmIsLinked ) )
       
   253         {
       
   254         User::Leave( KErrLocked );
       
   255         }
       
   256 
       
   257     // Check that it's not the last CM in a destination which is
       
   258     // referenced by Virtual CM
       
   259     CCmDestinationImpl* destImpl = iImplementation->ParentDestination();
       
   260     TUint32 destId ( 0 );
       
   261     TUint32 count( 0 ); 
       
   262     
       
   263     if ( destImpl )
       
   264         {
       
   265         destId = destImpl->Id();
       
   266         count = destImpl->ConnectionMethodCount();
       
   267         }
       
   268     delete destImpl;
       
   269     destImpl = NULL;
       
   270 
       
   271     if ( count  == 1 )
       
   272         {
       
   273         // The IAP is in destination and it's the last one
       
   274             // for each IAP in CM manager
       
   275             //   1. check if it is virtual
       
   276             //      if not => goto 1.
       
   277             //      if yes:
       
   278             //      2. check if it links to the destination of this CM
       
   279             //         if yes => carryOn = EFalse, ERROR
       
   280             //         if not: carryOn = ETrue
       
   281         TBool carryOn = ETrue;
       
   282         
       
   283         CommsDat::CMDBRecordSet<CommsDat::CCDIAPRecord>* iaps = iImplementation->CmMgr().AllIapsL();
       
   284         CleanupStack::PushL( iaps );
       
   285 
       
   286         // for each IAP in CM manager
       
   287         for ( TInt i = KCmInitIndex; carryOn && i < iaps->iRecords.Count(); ++i )
       
   288             {
       
   289             CommsDat::CCDIAPRecord* rec = (*iaps)[i];
       
   290             TUint32 bearerType = 0;
       
   291 
       
   292             TRAP_IGNORE( bearerType = iImplementation->CmMgr().BearerTypeFromIapRecordL( rec ) );
       
   293             if ( !bearerType )
       
   294                 {
       
   295                 continue;
       
   296                 }
       
   297 
       
   298             // check if it is virtual
       
   299             if ( iImplementation->CmMgr().GetBearerInfoBoolL( bearerType, ECmVirtual ) )
       
   300                 {
       
   301                 // check if it links to the current destination
       
   302                 CCmPluginBase* plugin = NULL;            
       
   303                 TRAP_IGNORE( plugin = iImplementation->CmMgr().GetConnectionMethodL( rec->RecordId() ) );
       
   304 
       
   305                 if ( !plugin )
       
   306                     {
       
   307                     continue;
       
   308                     }
       
   309 
       
   310                 if ( plugin->IsLinkedToSnap( destId ) )
       
   311                     {
       
   312                     // the CM links to this destination, deletion not allowed
       
   313                     carryOn = EFalse;
       
   314                     }
       
   315 
       
   316                 delete plugin;
       
   317                 }
       
   318             }
       
   319 
       
   320         CleanupStack::PopAndDestroy( iaps );
       
   321 
       
   322         if ( !carryOn )
       
   323             {
       
   324             User::Leave( KErrLocked );
       
   325             }
       
   326         }
       
   327         
       
   328     // ETrue = delete it. It doesn't matter how many referencies there are.
       
   329     TBool deleteRes = iImplementation->DeleteL( ETrue );
       
   330     if( deleteRes )
       
   331         {
       
   332         CCmDestinationImpl* dest = iImplementation->ParentDestination();
       
   333         if( dest )
       
   334             {
       
   335             CCmPluginBase* connMethod = new (ELeave) 
       
   336                                     CCmPluginBase(iImplementation);
       
   337             CleanupStack::PushL( connMethod );        
       
   338             dest->ConnectionMethodDeletedL( *connMethod );
       
   339             CleanupStack::PopAndDestroy(connMethod);//deletes iImplementation
       
   340             iImplementation = NULL;
       
   341             }
       
   342         delete dest;
       
   343         }
       
   344         
       
   345     return deleteRes;
       
   346     }
       
   347 
       
   348 // -----------------------------------------------------------------------------
       
   349 // RCmConnectionMethod::Destination()
       
   350 // -----------------------------------------------------------------------------
       
   351 //
       
   352 EXPORT_C RCmDestination RCmConnectionMethod::DestinationL() const
       
   353     {
       
   354     if (!iImplementation)
       
   355         {
       
   356         User::Leave(KErrBadHandle);
       
   357         }        
       
   358     if (!iImplementation->Destination())
       
   359         {
       
   360         User::Leave(KErrNotSupported);
       
   361         }
       
   362     
       
   363     RCmDestination dest;
       
   364     dest.iDestinatonData = 
       
   365                 iImplementation->Destination()->GetData();
       
   366     dest.iDestinatonData->IncrementRefCounter();
       
   367     return dest;
       
   368     }
       
   369 // --------------------------------------------------------------------------
       
   370 // RCmConnectionMethod::RCmConnectionMethod
       
   371 // --------------------------------------------------------------------------
       
   372 //
       
   373 EXPORT_C RCmConnectionMethod::RCmConnectionMethod()
       
   374     : iImplementation( NULL )
       
   375     {
       
   376     }
       
   377 
       
   378 
       
   379 // -----------------------------------------------------------------------------
       
   380 // RCmConnectionMethod::operator=()
       
   381 // -----------------------------------------------------------------------------
       
   382 //
       
   383 EXPORT_C RCmConnectionMethod& RCmConnectionMethod::operator=(
       
   384                                 const RCmConnectionMethod& aConnMethod)
       
   385     {
       
   386     if (this != &aConnMethod) 
       
   387         {
       
   388         Close();
       
   389         iImplementation = aConnMethod.iImplementation;
       
   390         iImplementation->IncrementRefCounter();
       
   391         }
       
   392     return *this;
       
   393     }
       
   394 
       
   395 // --------------------------------------------------------------------------
       
   396 // RCmConnectionMethod::operator==
       
   397 // --------------------------------------------------------------------------
       
   398 //
       
   399 EXPORT_C TBool RCmConnectionMethod::operator==( 
       
   400                                     RCmConnectionMethod& aConnMethod ) const
       
   401     {
       
   402     return ( iImplementation == aConnMethod.iImplementation );
       
   403     };
       
   404 
       
   405 
       
   406 // --------------------------------------------------------------------------
       
   407 // RCmConnectionMethod::operator!=
       
   408 // --------------------------------------------------------------------------
       
   409 //
       
   410 EXPORT_C TBool RCmConnectionMethod::operator!=( 
       
   411                                     RCmConnectionMethod& aConnMethod ) const
       
   412     {
       
   413     return !( iImplementation == aConnMethod.iImplementation );
       
   414     };
       
   415 
       
   416 // -----------------------------------------------------------------------------
       
   417 // RCmConnectionMethod::CreateCopyL()
       
   418 // -----------------------------------------------------------------------------
       
   419 //
       
   420 EXPORT_C RCmConnectionMethod RCmConnectionMethod::CreateCopyL()
       
   421     {
       
   422     if (!iImplementation)
       
   423         {
       
   424         User::Leave(KErrBadHandle);
       
   425         }
       
   426 
       
   427     RCmConnectionMethod cm;
       
   428 
       
   429     cm.iImplementation = iImplementation->CreateCopyL();
       
   430     cm.iImplementation->CmMgr().InsertConnectionMethodL(cm.iImplementation);
       
   431 
       
   432     return cm;
       
   433     }