diff -r 6c59112cfd31 -r 38bf5461e270 ipsservices/ipssosplugin/src/ipsplgonlineoperation.cpp
--- a/ipsservices/ipssosplugin/src/ipsplgonlineoperation.cpp	Thu Sep 30 11:43:07 2010 +0300
+++ b/ipsservices/ipssosplugin/src/ipsplgonlineoperation.cpp	Thu Oct 14 17:33:43 2010 +0300
@@ -189,7 +189,7 @@
     const TDesC8& aParams )
     {
     FUNC_LOG;
-    
+        
     TMsvEntry tEntry;
     TMsvId service;
     if ( aSel.Count() )
@@ -242,6 +242,29 @@
         }
     }
 
+
+// ----------------------------------------------------------------------------
+// CIpsPlgOnlineOperation::EnoughDiskSpaceOnCurrentDrive()
+// Returns true if there is enough space on the disk for a file with given
+// file size.
+// ----------------------------------------------------------------------------
+//
+TBool CIpsPlgOnlineOperation::EnoughDiskSpaceOnCurrentDrive(
+        const TInt aFileSize ) const
+    {
+    TDriveUnit driveUnit;
+    TRAP_IGNORE( driveUnit = iMsvSession.CurrentDriveL() );
+    RFs rfs( iMsvSession.FileSession() );
+    
+    TBool belowCriticalLevel( EFalse );
+    
+    TRAP_IGNORE( belowCriticalLevel =
+        SysUtil::DiskSpaceBelowCriticalLevelL( &rfs, aFileSize, driveUnit ) );
+
+    return !belowCriticalLevel;
+    }
+
+
 // <qmail> removed IpsOpType()
 
 // <qmail> makes more sence to have this method here in "base" online op than in every derived class