C++ (Cpp) RMessagePtr2::GetDesMaxLength Examples

Example #1

File: EPos_CPosLmDbManEventHandler.cpp Project: cdaffara/symbiandump-mw2

// -----------------------------------------------------------------------------
// CPosLmDbManEventHandler::HandleRequestForEventL
//
// (other items were commented in a header).
// -----------------------------------------------------------------------------
//
void CPosLmDbManEventHandler::HandleRequestForEventL(
    const RMessagePtr2& aMessage)
    {
    // check that descriptor parameters are OK so that server
    // won't panic when trying to write.
    TPckgBuf<TPosLmDatabaseEvent> event;
    TPckgBuf<TInt> length;
    TInt eventMaxLength = aMessage.GetDesMaxLength(KPosLmServerDbManEventArg);
    TInt lengthMaxLength = aMessage.GetDesMaxLength(KPosLmServerUriLengthArg);
    if (eventMaxLength  != event.Length() ||
        lengthMaxLength != length.Length())
        {
        PanicClient(aMessage, EPosUnableToReadOrWriteDataToClient);
        return;
        }

    if (iEventQueue.Count() > 0)
        {
        // Send the first event in the queue to the client.
        WriteEventAndComplete(aMessage);
        }
    else
         {
        // No events in queue. Put the message on hold.
        if (!iHoldingMessage.IsNull())
            {
            PanicClient(aMessage,
                EPosEventNotifierAlreadyHasOutstandingRequest);
            }
        else
            {
            iHoldingMessage = aMessage;
            }
        }
    }

Example #2

File: EPos_CPosLmEventHandler.cpp Project: cdaffara/symbiandump-mw2

// -----------------------------------------------------------------------------
// CPosLmEventHandler::HandleRequestForEventL
//
// (other items were commented in a header).
// -----------------------------------------------------------------------------
//
void CPosLmEventHandler::HandleRequestForEventL(
    const RMessagePtr2& aMessage)
    {
    TPckgBuf<TPosLmEvent> event;
    TInt desMaxLength = aMessage.GetDesMaxLength(KPosLmServerEventArg);
    if (desMaxLength != event.Length())
        {
        PanicClient(aMessage, EPosUnableToReadOrWriteDataToClient);
        return;
        }

    if (iEventQueue.Count() > 0)
        {
        // Send the first event in the queue to the client.
        WriteEventAndComplete(aMessage, iEventQueue[0]);
        iEventQueue.Remove(0);
        }
    else
        {
        // No events in queue. Put the message on hold.
        if (!iHoldingMessage.IsNull())
            {
            PanicClient(aMessage,
                EPosEventNotifierAlreadyHasOutstandingRequest);
            }
        else
            {
            iHoldingMessage = aMessage;
            }
        }
    }