examples/Base/IPC/secureserver/secureclientsubsession.cpp

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00001 /*
00002 Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
00003 
00004 Redistribution and use in source and binary forms, with or without
00005 modification, are permitted provided that the following conditions are met:
00006 
00007 * Redistributions of source code must retain the above copyright notice, this
00008   list of conditions and the following disclaimer.
00009 * Redistributions in binary form must reproduce the above copyright notice,
00010   this list of conditions and the following disclaimer in the documentation
00011   and/or other materials provided with the distribution.
00012 * Neither the name of Nokia Corporation nor the names of its contributors
00013   may be used to endorse or promote products derived from this software
00014   without specific prior written permission.
00015 
00016 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00017 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00018 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00019 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
00020 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00021 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00022 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00023 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00024 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00025 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00026 
00027 Description:  
00028 Contains the implementation of functions described in the RSecureSubSession class.
00029 */
00030 
00031 
00032 
00033 
00038 #include "secureclientandserver.h"
00039 #include "secureclient.h"
00040 
00046 TInt RSecureSubSession::Open(RSecureSession &aSession)
00047         {
00048         return CreateSubSession(aSession,ESecureServerCreateSubSession);
00049         }
00050 
00054 void RSecureSubSession::Close()
00055         {
00056         RSubSessionBase::CloseSubSession(ESecureServerCloseSubSession);
00057         }
00058 
00064 TInt RSecureSubSession::SetFromString(const TDesC& aString)
00065         {
00066         TIpcArgs args(&aString);
00067         return SendReceive(ESecureServerInitSubSession, args);
00068         }
00069 
00073 void RSecureSubSession::Increase()
00074         {
00075         if (SubSessionHandle())
00076                 {
00077                 SendReceive(ESecureServerIncrease);
00078                 }
00079         }
00080 
00085 void RSecureSubSession::IncreaseByL(TInt aInt)
00086         {
00087         if (SubSessionHandle())
00088                 {
00089                 TIpcArgs args(aInt);
00090                 User::LeaveIfError(SendReceive(ESecureServerIncreaseBy, args));
00091                 }
00092         }
00093 
00097 void RSecureSubSession::Decrease()
00098         {
00099         if (SubSessionHandle())
00100                 {
00101                 SendReceive(ESecureServerDecrease);
00102                 }
00103         }
00104 
00109 void RSecureSubSession::DecreaseByL(TInt aInt)
00110         {
00111         if (SubSessionHandle())
00112                 {
00113                 TIpcArgs args(aInt);
00114                 User::LeaveIfError(SendReceive(ESecureServerDecreaseBy, args));
00115                 }
00116         }
00117 
00121 void RSecureSubSession::Reset()
00122         {
00123         if (SubSessionHandle())
00124                 {
00125                 SendReceive(ESecureServerReset);
00126                 }
00127         }
00128 
00133 TInt RSecureSubSession::CounterValueL()
00134         {
00135         TInt res = KErrNotFound;
00136         TPckgBuf<TInt> pckg;
00137 
00138         if (SubSessionHandle())
00139                 {
00140                 TIpcArgs args(&pckg);
00141                 User::LeaveIfError(SendReceive(ESecureServerValue, args));
00142                 res = pckg();
00143                 }
00144         return res;
00145         }
00146 
00151 void RSecureSubSession::SaveCounterL()
00152         {
00153         if (SubSessionHandle())
00154                 {
00155                 User::LeaveIfError(SendReceive(ESecureServerSaveCounter));
00156                 }
00157         }
00158 
00163 void RSecureSubSession::SetCounterFromFileL()
00164         {
00165         if (SubSessionHandle())
00166                 {
00167                 User::LeaveIfError(SendReceive(ESecureServerSetCounterFromFile));
00168                 }
00169         }

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