Modified cEITScanner::Process() so that it works on systems with only budget cards or a mix of DVB-S, DVB-C or DVB-T cards

HISTORY

@@ -3604,3 +3604,5 @@ Video Disk Recorder Revision History
 - Fixed handling page up/down in menu lists in case there are several non selectable
   items in a row (thanks to Udo Richter for reporting this one).
 - Added cOsdMenu::SetCols() to allow adjusting the menu columns.
+- Modified cEITScanner::Process() so that it works on systems with only budget cards
+  or a mix of DVB-S, DVB-C or DVB-T cards.

device.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: device.c 1.102 2005/06/05 13:28:03 kls Exp $
+ * $Id: device.c 1.103 2005/06/12 13:39:11 kls Exp $
  */
 
 #include "device.h"
@@ -505,6 +505,15 @@ bool cDevice::ProvidesTransponder(const cChannel *Channel) const
   return false;
 }
 
+bool cDevice::ProvidesTransponderExclusively(const cChannel *Channel) const
+{
+  for (int i = 0; i < numDevices; i++) {
+      if (device[i] && device[i] != this && device[i]->ProvidesTransponder(Channel))
+         return false;
+      }
+  return true;
+}
+
 bool cDevice::ProvidesChannel(const cChannel *Channel, int Priority, bool *NeedsDetachReceivers) const
 {
   return false;

device.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: device.h 1.58 2005/06/05 12:56:08 kls Exp $
+ * $Id: device.h 1.59 2005/06/12 13:35:47 kls Exp $
  */
 
 #ifndef __DEVICE_H
@@ -186,6 +186,9 @@ public:
          ///< Returns true if this device can provide the given source.
   virtual bool ProvidesTransponder(const cChannel *Channel) const;
          ///< XXX -> PLUGINS.html!
+  virtual bool ProvidesTransponderExclusively(const cChannel *Channel) const;
+         ///< Returns true if this is the only device that is able to provide
+         ///< the given channel's transponder.
   virtual bool ProvidesChannel(const cChannel *Channel, int Priority = -1, bool *NeedsDetachReceivers = NULL) const;
          ///< Returns true if this device can provide the given channel.
          ///< In case the device has cReceivers attached to it or it is the primary

eitscan.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: eitscan.c 1.25 2005/06/05 14:43:29 kls Exp $
+ * $Id: eitscan.c 1.26 2005/06/12 14:09:45 kls Exp $
  */
 
 #include "eitscan.h"
@@ -12,6 +12,7 @@
 #include "channels.h"
 #include "dvbdevice.h"
 #include "skins.h"
+#include "transfer.h"
 
 // --- cScanData -------------------------------------------------------------
 
@@ -139,47 +140,43 @@ void cEITScanner::Process(void)
                  transponderList = NULL;
                  }
               }
-           for (bool AnyDeviceSwitched = false; !AnyDeviceSwitched; ) {
+           bool AnyDeviceSwitched = false;
-               cScanData *ScanData = NULL;
            for (int i = 0; i < cDevice::NumDevices(); i++) {
-                   if (ScanData || (ScanData = scanList->First()) != NULL) {
                cDevice *Device = cDevice::GetDevice(i);
                if (Device) {
-                         if (Device != cDevice::PrimaryDevice() || (cDevice::NumDevices() == 1 && Setup.EPGScanTimeout && now - lastActivity > Setup.EPGScanTimeout * 3600)) {
+                  for (cScanData *ScanData = scanList->First(); ScanData; ScanData = scanList->Next(ScanData)) {
-                            if (!(Device->Receiving(true) || Device->Replaying())) {
                       const cChannel *Channel = ScanData->GetChannel();
                       if (Channel) {
-                                  if ((!Channel->Ca() || Channel->Ca() == Device->DeviceNumber() + 1 || Channel->Ca() >= 0x0100) && Device->ProvidesTransponder(Channel)) {
+                         if (!Channel->Ca() || Channel->Ca() == Device->DeviceNumber() + 1 || Channel->Ca() >= 0x0100) {
-                                     if (Device == cDevice::PrimaryDevice() && !currentChannel) {
+                            if (Device->ProvidesTransponder(Channel)) {
+                               if (!Device->Receiving()) {
+                                  if (Device != cDevice::ActualDevice() || (Device->ProvidesTransponderExclusively(Channel) && Setup.EPGScanTimeout && now - lastActivity > Setup.EPGScanTimeout * 3600)) {
+                                     if (Device == cDevice::ActualDevice() && !currentChannel) {
+                                        if (cTransferControl::ReceiverDevice())
+                                           cDevice::PrimaryDevice()->StopReplay(); // stop transfer mode
                                         currentChannel = Device->CurrentChannel();
                                         Skins.Message(mtInfo, tr("Starting EPG scan"));
                                         }
                                      currentDevice = Device;//XXX see also dvbdevice.c!!!
+                                     //dsyslog("EIT scan: device %d  source  %-8s tp %5d", Device->DeviceNumber() + 1, *cSource::ToString(Channel->Source()), Channel->Transponder());
                                      Device->SwitchChannel(Channel, false);
                                      currentDevice = NULL;
                                      scanList->Del(ScanData);
-                                     ScanData = NULL;
                                      AnyDeviceSwitched = true;
-                                     }
-                                  }
-                               }
-                            }
-                         }
-                      }
-                   else
                                      break;
                                      }
-               if (ScanData && !AnyDeviceSwitched) {
-                  scanList->Del(ScanData);
-                  ScanData = NULL;
                                   }
-               if (!scanList->Count()) {
+                               }
+                            }
+                         }
+                      }
+                  }
+               }
+           if (!scanList->Count() || !AnyDeviceSwitched) {
               delete scanList;
               scanList = NULL;
               if (lastActivity == 0) // this was a triggered scan
                  Activity();
-                  break;
-                  }
               }
            Channels.Unlock();
            }