Re: [vdagent-windows v1] vdagent-win: check for locked session

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On Mon, 2016-05-09 at 10:31 +0200, Victor Toso wrote:
> Hi,
> 
> On Fri, May 06, 2016 at 01:50:31PM +0200, Victor Toso wrote:
> > From WTSRegisterSessionNotification() we are aware of session changes
> > (WM_WTSSESSION_CHANGE) such as Lock/Unlock events.
> > 
> > We can use that to disable features such as drag-and-drop.
> > Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1323628
> 
> 
> So, this works on windows xp! I'll update the commit log with
> "Tested on: Windows 7, Windows XP"
> 
> Let me know if any other changes are necessary.
> Cheers,
>   toso
> 
Acked-by: Pavel Grunt <pgrunt@xxxxxxxxxx>

> > ---
> >  vdagent/vdagent.cpp | 20 +++++++++++++++++++-
> >  1 file changed, 19 insertions(+), 1 deletion(-)
> > 
> > diff --git a/vdagent/vdagent.cpp b/vdagent/vdagent.cpp
> > index c976665..a01bc70 100644
> > --- a/vdagent/vdagent.cpp
> > +++ b/vdagent/vdagent.cpp
> > @@ -146,6 +146,7 @@ private:
> >      uint32_t _in_msg_pos;
> >      bool _pending_input;
> >      bool _running;
> > +    bool _session_is_locked;
> >      bool _desktop_switch;
> >      DesktopLayout* _desktop_layout;
> >      bool _updating_display_config;
> > @@ -205,6 +206,7 @@ VDAgent::VDAgent()
> >      , _in_msg_pos (0)
> >      , _pending_input (false)
> >      , _running (false)
> > +    , _session_is_locked (false)
> >      , _desktop_switch (false)
> >      , _desktop_layout (NULL)
> >      , _display_setting (VD_AGENT_REGISTRY_KEY)
> > @@ -1282,7 +1284,19 @@ void VDAgent::dispatch_message(VDAgentMessage* msg,
> > uint32_t port)
> >      case VD_AGENT_ANNOUNCE_CAPABILITIES:
> >          res =
> > handle_announce_capabilities((VDAgentAnnounceCapabilities*)msg->data, msg-
> > >size);
> >          break;
> > -    case VD_AGENT_FILE_XFER_START:
> > +    case VD_AGENT_FILE_XFER_START: {
> > +        VDAgentFileXferStatusMessage status;
> > +        if (_session_is_locked) {
> > +            VDAgentFileXferStartMessage *s = (VDAgentFileXferStartMessage
> > *)msg->data;
> > +            status.id = s->id;
> > +            status.result = VD_AGENT_FILE_XFER_STATUS_ERROR;
> > +            vd_printf("Fail to start file-xfer %u due: Locked session",
> > status.id);
> > +            write_message(VD_AGENT_FILE_XFER_STATUS, sizeof(status),
> > &status);
> > +        } else if (_file_xfer.dispatch(msg, &status)) {
> > +            write_message(VD_AGENT_FILE_XFER_STATUS, sizeof(status),
> > &status);
> > +        }
> > +        break;
> > +    }
> >      case VD_AGENT_FILE_XFER_STATUS:
> >      case VD_AGENT_FILE_XFER_DATA: {
> >          VDAgentFileXferStatusMessage status;
> > @@ -1489,6 +1503,10 @@ LRESULT CALLBACK VDAgent::wnd_proc(HWND hwnd, UINT
> > message, WPARAM wparam, LPARA
> >      case WM_WTSSESSION_CHANGE:
> >          if (wparam == WTS_SESSION_LOGON) {
> >              a->set_control_event(CONTROL_LOGON);
> > +        } else if (wparam == WTS_SESSION_LOCK) {
> > +            a->_session_is_locked = true;
> > +        } else if (wparam == WTS_SESSION_UNLOCK) {
> > +            a->_session_is_locked = false;
> >          }
> >          break;
> >      default:
> > -- 
> > 2.5.5
> > 
> > _______________________________________________
> > Spice-devel mailing list
> > Spice-devel@xxxxxxxxxxxxxxxxxxxxx
> > https://lists.freedesktop.org/mailman/listinfo/spice-devel
> _______________________________________________
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> https://lists.freedesktop.org/mailman/listinfo/spice-devel
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