From d43e4676bd757d1de73b8dd669154ffd42192b10 Mon Sep 17 00:00:00 2001
From: Andreas Monzner <andreas.monzner@multimedia-labs.de>
Date: Mon, 22 May 2006 15:21:41 +0000
Subject: [PATCH] fix bluescreen in ci menu when no entries in a menulist an ok
 is pressed reset CI when opening CI Menu and ci is not initialized yet

---
 lib/dvb_ci/dvbci.cpp     | 10 ++++++++++
 lib/dvb_ci/dvbci.h       |  1 +
 lib/dvb_ci/dvbci_ui.cpp  |  4 ++++
 lib/python/Screens/Ci.py |  6 +++++-
 4 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/lib/dvb_ci/dvbci.cpp b/lib/dvb_ci/dvbci.cpp
index 6f532be..b182a36 100644
--- a/lib/dvb_ci/dvbci.cpp
+++ b/lib/dvb_ci/dvbci.cpp
@@ -66,6 +66,16 @@ eDVBCISlot *eDVBCIInterfaces::getSlot(int slotid)
 	return 0;
 }
 
+int eDVBCIInterfaces::getSlotState(int slotid)
+{
+	eDVBCISlot *slot;
+
+	if( (slot = getSlot(slotid)) == 0 )
+		return eDVBCISlot::stateInvalid;
+
+	return slot->getState();
+}
+
 int eDVBCIInterfaces::reset(int slotid)
 {
 	eDVBCISlot *slot;
diff --git a/lib/dvb_ci/dvbci.h b/lib/dvb_ci/dvbci.h
index 2ef70b0..7605a6d 100644
--- a/lib/dvb_ci/dvbci.h
+++ b/lib/dvb_ci/dvbci.h
@@ -114,6 +114,7 @@ public:
 	void recheckPMTHandlers();
 	void gotPMT(eDVBServicePMTHandler *pmthandler);
 	void ciRemoved(eDVBCISlot *slot);
+	int getSlotState(int slot);
 
 	static eDVBCIInterfaces *getInstance();
 	
diff --git a/lib/dvb_ci/dvbci_ui.cpp b/lib/dvb_ci/dvbci_ui.cpp
index ddb42fd..2391145 100644
--- a/lib/dvb_ci/dvbci_ui.cpp
+++ b/lib/dvb_ci/dvbci_ui.cpp
@@ -43,7 +43,11 @@ eDVBCI_UI *eDVBCI_UI::getInstance()
 int eDVBCI_UI::getState(int slot)
 {
 	if (slot < MAX_SLOTS)
+	{
+		if (eDVBCIInterfaces::getInstance()->getSlotState(slot) == eDVBCISlot::stateInvalid)
+			eDVBCIInterfaces::getInstance()->reset(slot);
 		return slotdata[slot].state;
+	}
 	return 0;
 }
 
diff --git a/lib/python/Screens/Ci.py b/lib/python/Screens/Ci.py
index a32ce34..ecc5604 100644
--- a/lib/python/Screens/Ci.py
+++ b/lib/python/Screens/Ci.py
@@ -89,7 +89,11 @@ class CiMmi(Screen):
 			print "do nothing - wait"
 		elif self.tag == "MENU":
 			print "answer MENU"
-			eDVBCI_UI.getInstance().answerMenu(self.slotid, self["entries"].getCurrent()[1])
+			cur = self["entries"].getCurrent()
+			if cur:
+				eDVBCI_UI.getInstance().answerMenu(self.slotid, cur[1])
+			else:
+				eDVBCI_UI.getInstance().answerMenu(self.slotid, 0)
 			self.showWait()	
 		elif self.tag == "LIST":
 			print "answer LIST"
-- 
2.7.4