vdr-plugin-streamdev/patches/vdr-1.6.0-1.7.29-intcamdevices.patch

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Index: vdr-1.6.0-nocamdevices/device.c
===================================================================
--- vdr-1.6.0-nocamdevices/device.c
+++ vdr-1.6.0-nocamdevices/device.c 2008-04-27 18:55:37.000000000 +0300
@@ -363,6 +363,7 @@
int NumCamSlots = CamSlots.Count();
int SlotPriority[NumCamSlots];
int NumUsableSlots = 0;
+ bool InternalCamNeeded = false;
if (Channel->Ca() >= CA_ENCRYPTED_MIN) {
for (cCamSlot *CamSlot = CamSlots.First(); CamSlot; CamSlot = CamSlots.Next(CamSlot)) {
SlotPriority[CamSlot->Index()] = MAXPRIORITY + 1; // assumes it can't be used
@@ -376,7 +377,7 @@
}
}
if (!NumUsableSlots)
- return NULL; // no CAM is able to decrypt this channel
+ InternalCamNeeded = true; // no CAM is able to decrypt this channel
}
bool NeedsDetachReceivers = false;
@@ -392,11 +393,13 @@
continue; // this device shall be temporarily avoided
if (Channel->Ca() && Channel->Ca() <= CA_DVB_MAX && Channel->Ca() != device[i]->CardIndex() + 1)
continue; // a specific card was requested, but not this one
- if (NumUsableSlots && !CamSlots.Get(j)->Assign(device[i], true))
+ if (InternalCamNeeded && !device[i]->HasInternalCam())
+ continue; // no CAM is able to decrypt this channel and the device uses vdr handled CAMs
+ if (NumUsableSlots && !device[i]->HasInternalCam() && !CamSlots.Get(j)->Assign(device[i], true))
continue; // CAM slot can't be used with this device
bool ndr;
if (device[i]->ProvidesChannel(Channel, Priority, &ndr)) { // this device is basicly able to do the job
- if (NumUsableSlots && device[i]->CamSlot() && device[i]->CamSlot() != CamSlots.Get(j))
+ if (NumUsableSlots && !device[i]->HasInternalCam() && device[i]->CamSlot() && device[i]->CamSlot() != CamSlots.Get(j))
ndr = true; // using a different CAM slot requires detaching receivers
// Put together an integer number that reflects the "impact" using
// this device would have on the overall system. Each condition is represented
@@ -410,18 +413,18 @@
imp <<= 1; imp |= device[i]->Receiving(); // avoid devices that are receiving
imp <<= 1; imp |= device[i] == cTransferControl::ReceiverDevice(); // avoid the Transfer Mode receiver device
imp <<= 8; imp |= min(max(device[i]->Priority() + MAXPRIORITY, 0), 0xFF); // use the device with the lowest priority (+MAXPRIORITY to assure that values -99..99 can be used)
- imp <<= 8; imp |= min(max((NumUsableSlots ? SlotPriority[j] : 0) + MAXPRIORITY, 0), 0xFF); // use the CAM slot with the lowest priority (+MAXPRIORITY to assure that values -99..99 can be used)
+ imp <<= 8; imp |= min(max(((NumUsableSlots && !device[i]->HasInternalCam()) ? SlotPriority[j] : 0) + MAXPRIORITY, 0), 0xFF); // use the CAM slot with the lowest priority (+MAXPRIORITY to assure that values -99..99 can be used)
imp <<= 1; imp |= ndr; // avoid devices if we need to detach existing receivers
imp <<= 1; imp |= device[i]->IsPrimaryDevice(); // avoid the primary device
- imp <<= 1; imp |= NumUsableSlots ? 0 : device[i]->HasCi(); // avoid cards with Common Interface for FTA channels
+ imp <<= 1; imp |= (NumUsableSlots || InternalCamNeeded) ? 0 : device[i]->HasCi(); // avoid cards with Common Interface for FTA channels
imp <<= 1; imp |= device[i]->HasDecoder(); // avoid full featured cards
- imp <<= 1; imp |= NumUsableSlots ? !ChannelCamRelations.CamDecrypt(Channel->GetChannelID(), j + 1) : 0; // prefer CAMs that are known to decrypt this channel
+ imp <<= 1; imp |= (NumUsableSlots && !device[i]->HasInternalCam()) ? !ChannelCamRelations.CamDecrypt(Channel->GetChannelID(), j + 1) : 0; // prefer CAMs that are known to decrypt this channel
if (imp < Impact) {
// This device has less impact than any previous one, so we take it.
Impact = imp;
d = device[i];
NeedsDetachReceivers = ndr;
- if (NumUsableSlots)
+ if (NumUsableSlots && !device[i]->HasInternalCam())
s = CamSlots.Get(j);
}
}
Index: vdr-1.6.0-nocamdevices/device.h
===================================================================
--- vdr-1.6.0-nocamdevices/device.h
+++ vdr-1.6.0-nocamdevices/device.h 2008-04-27 18:55:49.000000000 +0300
@@ -335,6 +335,12 @@
public:
virtual bool HasCi(void);
///< Returns true if this device has a Common Interface.
+ virtual bool HasInternalCam(void) { return false; }
+ ///< Returns true if this device handles encrypted channels itself
+ ///< without VDR assistance. This can be e.g. when the device is a
+ ///< client that gets the stream from another VDR instance that has
+ ///< already decrypted the stream. In this case ProvidesChannel()
+ ///< shall check whether the channel can be decrypted.
void SetCamSlot(cCamSlot *CamSlot);
///< Sets the given CamSlot to be used with this device.
cCamSlot *CamSlot(void) const { return camSlot; }