--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/installationservices/swtransactionservices/source/server/stsserversession.cpp Fri Mar 19 09:33:35 2010 +0200
@@ -0,0 +1,221 @@
+/*
+* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+* Implements CStsServer.
+*
+*/
+
+
+/**
+ @file
+ @internalComponent
+ @released
+*/
+
+#include "stsserver.h"
+#include "stsserversession.h"
+#include <random.h>
+#include <e32cmn.h>
+#include <e32std.h>
+#include <usif/sts/stsdefs.h>
+#include "usiflog.h"
+
+namespace Usif
+{
+
+CStsServerSession::CStsServerSession(CStsServer& aStsserver)
+ : CScsSession(static_cast<CScsServer &>(aStsserver))
+ {
+ }
+
+CStsServerSession::~CStsServerSession()
+ {
+ if (iTransactionPtr)
+ TRAP_IGNORE(static_cast<CStsServer*>(&iServer)->ReleaseTransactionL(iTransactionPtr));
+ }
+
+CStsServerSession* CStsServerSession::NewL(CStsServer &aServer, const RMessage2& /*aMessage*/)
+ {
+ CStsServerSession* self = new (ELeave) CStsServerSession(aServer);
+ CleanupStack::PushL(self);
+ self->ConstructL();
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+void CStsServerSession::ConstructL()
+ {
+ CScsSession::ConstructL();
+ }
+
+
+_LIT(KStsPanicCategory, "StsServer");
+static const TInt KInvalidMessagePanicCode = KErrArgument;
+
+TBool CStsServerSession::DoServiceL(TInt aFunction, const RMessage2& aMessage)
+ {
+ DEBUG_PRINTF2(_L("CStsServerSession::DoServiceL() - Function %d"), static_cast<TStsClientServerFunctionType>(aFunction));
+
+ TBool ret = ETrue; //used in CScsSession::ServiceL(); if set to ETRue >> aMessage.Complete(KErrNone); is executed
+ TStsTransactionId transactionID;
+ TPckg<TStsTransactionId> idPkg(transactionID);
+ RBuf buf;
+ CStsServer* server=static_cast<CStsServer*>(&iServer);
+
+ switch(static_cast<TStsClientServerFunctionType>(aFunction))
+ {
+ case ECreateTransaction:
+ {
+ if(iTransactionPtr)
+ {
+ User::Leave(KErrInUse);
+ }
+ iTransactionPtr = server->CreateTransactionL();
+ transactionID = iTransactionPtr->TransactionId();
+ aMessage.WriteL(KIdIPCSlot, idPkg);
+ break;
+ }
+ case EOpenTransaction:
+ {
+ if(iTransactionPtr)
+ {
+ User::Leave(KErrInUse);
+ }
+ aMessage.ReadL(KIdIPCSlot, idPkg, 0);
+ iTransactionPtr = server->AttachTransactionL(transactionID);
+ break;
+ }
+ case ERegisterNew:
+ {
+ __ASSERT_ALWAYS(iTransactionPtr, aMessage.Panic(KStsPanicCategory, KInvalidMessagePanicCode));
+ buf.CreateL(KMaxFileName);
+ buf.CleanupClosePushL();
+ aMessage.ReadL(KFilePathIPCSlot, buf, 0);
+ iTransactionPtr->RegisterNewL(buf);
+ CleanupStack::PopAndDestroy(&buf);
+ break;
+ }
+ case ECreateNew:
+ {
+ __ASSERT_ALWAYS(iTransactionPtr, aMessage.Panic(KStsPanicCategory, KInvalidMessagePanicCode));
+ // Taking the filename size from the IPC Arguments
+ // No need to do any validation of filename as it is done by File Server
+ TInt srcFileNameLen = aMessage.GetDesLengthL(KFilePathIPCSlot);
+ buf.CreateL(srcFileNameLen);
+ buf.CleanupClosePushL();
+ aMessage.ReadL(KFilePathIPCSlot, buf, 0);
+ TPckgBuf<TFileMode> pkgFileMode;
+ aMessage.ReadL(KFileModeIPCSlot, pkgFileMode, 0);
+ RFile newFile;
+ CleanupClosePushL(newFile);
+ iTransactionPtr->CreateNewL(buf, newFile, pkgFileMode());
+ User::LeaveIfError(newFile.TransferToClient(aMessage, KFileHandleIPCSlot));
+ ASSERT(aMessage.IsNull()); // message should have been completed
+ ret = EFalse; //message need not be completed in CScsSession::ServiceL()
+ CleanupStack::PopAndDestroy(2, &buf);
+ break;
+ }
+ case ERemove:
+ {
+ __ASSERT_ALWAYS(iTransactionPtr, aMessage.Panic(KStsPanicCategory, KInvalidMessagePanicCode));
+ buf.CreateL(KMaxFileName);
+ buf.CleanupClosePushL();
+ aMessage.ReadL(KFilePathIPCSlot, buf, 0);
+ iTransactionPtr->RemoveL(buf);
+ CleanupStack::PopAndDestroy(&buf);
+ break;
+ }
+ case ERegisterTemporary:
+ {
+ __ASSERT_ALWAYS(iTransactionPtr, aMessage.Panic(KStsPanicCategory, KInvalidMessagePanicCode));
+ buf.CreateL(KMaxFileName);
+ buf.CleanupClosePushL();
+ aMessage.ReadL(KFilePathIPCSlot, buf, 0);
+ iTransactionPtr->RegisterTemporaryL(buf);
+ CleanupStack::PopAndDestroy(&buf);
+ break;
+ }
+ case ECreateTemporary:
+ {
+ __ASSERT_ALWAYS(iTransactionPtr, aMessage.Panic(KStsPanicCategory, KInvalidMessagePanicCode));
+ // Taking the filename size from the IPC Arguments
+ // No need to do any validation of filename as it is done by File Server
+ TInt srcFileNameLen = aMessage.GetDesLengthL(KFilePathIPCSlot);
+ buf.CreateL(srcFileNameLen);
+ buf.CleanupClosePushL();
+ aMessage.ReadL(KFilePathIPCSlot, buf, 0);
+ TPckgBuf<TFileMode> pkgFileMode;
+ aMessage.ReadL(KFileModeIPCSlot, pkgFileMode, 0);
+ RFile newTempFile;
+ CleanupClosePushL(newTempFile);
+ iTransactionPtr->CreateTemporaryL(buf, newTempFile, pkgFileMode());
+ User::LeaveIfError(newTempFile.TransferToClient(aMessage, KFileHandleIPCSlot));
+ ASSERT(aMessage.IsNull()); // message should have been completed
+ ret = EFalse; //message need not be completed in CScsSession::ServiceL()
+ CleanupStack::PopAndDestroy(2, &buf);
+ break;
+ }
+ case EOverwrite:
+ {
+ __ASSERT_ALWAYS(iTransactionPtr, aMessage.Panic(KStsPanicCategory, KInvalidMessagePanicCode));
+ buf.CreateL(KMaxFileName);
+ buf.CleanupClosePushL();
+ aMessage.ReadL(KFilePathIPCSlot, buf, 0);
+ TPckgBuf<TFileMode> pkgFileMode;
+ aMessage.ReadL(KFileModeIPCSlot, pkgFileMode, 0);
+ RFile newFile;
+ CleanupClosePushL(newFile);
+ iTransactionPtr->OverwriteL(buf, newFile, pkgFileMode());
+ User::LeaveIfError(newFile.TransferToClient(aMessage, KFileHandleIPCSlot));
+ ASSERT(aMessage.IsNull()); // message should have been completed
+ ret = EFalse; //message need not be completed in CScsSession::ServiceL()
+ CleanupStack::PopAndDestroy(2, &buf);
+ break;
+ }
+ case ECommit:
+ {
+ __ASSERT_ALWAYS(iTransactionPtr, aMessage.Panic(KStsPanicCategory, KInvalidMessagePanicCode));
+ iTransactionPtr->CommitL();
+ server->FinaliseTransactionL(iTransactionPtr); //releases transaction and erases pointer!
+ break;
+ }
+ case ERollBack:
+ {
+ __ASSERT_ALWAYS(iTransactionPtr, aMessage.Panic(KStsPanicCategory, KInvalidMessagePanicCode));
+ iTransactionPtr->RollBackL();
+ server->FinaliseTransactionL(iTransactionPtr); //releases transaction and erases pointer!
+ break;
+ }
+ case EGetId:
+ {
+ __ASSERT_ALWAYS(iTransactionPtr, aMessage.Panic(KStsPanicCategory, KInvalidMessagePanicCode));
+ transactionID = iTransactionPtr->TransactionId();
+ //return ID back to client
+ aMessage.WriteL(KIdIPCSlot, idPkg);
+ break;
+ }
+ case ERollBackAllPending:
+ {
+ server->RollBackAllPendingL();
+ break;
+ }
+ default:
+ {
+ User::Leave(KErrNotSupported);
+ break;
+ }
+ }
+ return ret;
+ }
+}//end of namespace Usif