package daemon: Move volume change counter back to Volume

src/servers/package/CommitTransactionHandler.cpp

@@ -98,7 +98,7 @@ CommitTransactionHandler::HandleRequest(
 	const BActivationTransaction& transaction, BMessage* reply)
 {
 	// check the change count
-	if (transaction.ChangeCount() != fVolumeState->ChangeCount())
+	if (transaction.ChangeCount() != fVolume->ChangeCount())
 		throw Exception(B_DAEMON_CHANGE_COUNT_MISMATCH);
 
 	// collect the packages to deactivate

src/servers/package/Volume.cpp

@@ -145,6 +145,7 @@ Volume::Volume(BLooper* looper)
 	fPackageFileManager(NULL),
 	fLatestState(NULL),
 	fActiveState(NULL),
+	fChangeCount(0),
 	fLock("volume"),
 	fPendingNodeMonitorEventsLock("pending node monitor events"),
 	fPendingNodeMonitorEvents(),
@@ -450,7 +451,7 @@ Volume::HandleGetLocationInfoRequest(BMessage* message)
 	// If the cached reply message is up-to-date, just send it.
 	int64 changeCount;
 	if (fLocationInfoReply.FindInt64("change count", &changeCount) == B_OK
-		&& changeCount == fLatestState->ChangeCount()) {
+		&& changeCount == fChangeCount) {
 		locker.Unlock();
 		message->SendReply(&fLocationInfoReply, (BHandler*)NULL,
 			kCommunicationTimeout);
@@ -484,10 +485,8 @@ Volume::HandleGetLocationInfoRequest(BMessage* message)
 		}
 	}
 
-	if (fLocationInfoReply.AddInt64("change count", fLatestState->ChangeCount())
-			!= B_OK) {
+	if (fLocationInfoReply.AddInt64("change count", fChangeCount) != B_OK)
 		return;
-	}
 
 	locker.Unlock();
 
@@ -756,8 +755,7 @@ Volume::CreateTransaction(BPackageInstallationLocation location,
 	}
 
 	// init the transaction
-	error = _transaction.SetTo(location, fLatestState->ChangeCount(),
-		directoryName);
+	error = _transaction.SetTo(location, fChangeCount, directoryName);
 	if (error != B_OK) {
 		BEntry entry;
 		_transactionDirectory.GetEntry(&entry);
@@ -909,6 +907,7 @@ INFORM("Volume::_PackagesEntryCreated(\"%s\")\n", name);
 
 	fLock.Lock();
 	fLatestState->AddPackage(package);
+	fChangeCount++;
 	fLock.Unlock();
 
 	try {
@@ -944,6 +943,7 @@ INFORM("Volume::_PackagesEntryRemoved(\"%s\")\n", name);
 	if (!package->IsActive()) {
 		AutoLocker<BLocker> locker(fLock);
 		fLatestState->RemovePackage(package);
+		fChangeCount++;
 		delete package;
 		return;
 	}
@@ -979,6 +979,7 @@ Volume::_ReadPackagesDirectory()
 		if (error == B_OK) {
 			AutoLocker<BLocker> locker(fLock);
 			fLatestState->AddPackage(package);
+			fChangeCount++;
 		}
 	}
 
@@ -1001,6 +1002,7 @@ Volume::_InitLatestState()
 				= fLatestState->ByFileNameIterator();
 			Package* package = it.Next();) {
 		fLatestState->SetPackageActive(package, true);
+		fChangeCount++;
 	}
 
 	return B_OK;
@@ -1079,6 +1081,7 @@ Volume::_InitLatestStateFromActivatedPackages()
 		Package* package = fLatestState->FindPackage(packageName);
 		if (package != NULL) {
 			fLatestState->SetPackageActive(package, true);
+			fChangeCount++;
 		} else {
 			WARN("Package \"%s\" from activation file not in packages "
 				"directory.\n", packageName);
@@ -1226,6 +1229,7 @@ Volume::_SetLatestState(VolumeState* state, bool isActive)
 
 	delete fLatestState;
 	fLatestState = state;
+	fChangeCount++;
 }
 
 

src/servers/package/Volume.h

@@ -111,6 +111,9 @@ public:
 			void				SetRoot(Root* root)
 									{ fRoot = root; }
 
+			int64				ChangeCount() const
+									{ return fChangeCount; }
+
 			PackageFileNameHashTable::Iterator PackagesByFileNameIterator()
 									const;
 
@@ -183,6 +186,7 @@ private:
 			PackageFileManager*	fPackageFileManager;
 			VolumeState*		fLatestState;
 			VolumeState*		fActiveState;
+			int64				fChangeCount;
 			BLocker				fLock;
 			BLocker				fPendingNodeMonitorEventsLock;
 			NodeMonitorEventList fPendingNodeMonitorEvents;

src/servers/package/VolumeState.cpp

@@ -16,8 +16,7 @@
 VolumeState::VolumeState()
 	:
 	fPackagesByFileName(),
-	fPackagesByNodeRef(),
-	fChangeCount(0)
+	fPackagesByNodeRef()
 {
 }
 
@@ -48,7 +47,6 @@ VolumeState::AddPackage(Package* package)
 {
 	fPackagesByFileName.Insert(package);
 	fPackagesByNodeRef.Insert(package);
-	fChangeCount++;
 }
 
 
@@ -57,7 +55,6 @@ VolumeState::RemovePackage(Package* package)
 {
 	fPackagesByFileName.Remove(package);
 	fPackagesByNodeRef.Remove(package);
-	fChangeCount++;
 }
 
 
@@ -65,7 +62,6 @@ void
 VolumeState::SetPackageActive(Package* package, bool active)
 {
 	package->SetActive(active);
-	fChangeCount++;
 }
 
 
@@ -76,7 +72,6 @@ VolumeState::ActivationChanged(const PackageSet& activatedPackage,
 	for (PackageSet::iterator it = activatedPackage.begin();
 			it != activatedPackage.end(); ++it) {
 		(*it)->SetActive(true);
-		fChangeCount++;
 	}
 
 	for (PackageSet::iterator it = deactivatePackages.begin();
@@ -105,7 +100,5 @@ VolumeState::Clone() const
 		clone->AddPackage(clonedPackage);
 	}
 
-	clone->fChangeCount = fChangeCount;
-
 	return cloneDeleter.Detach();
 }

src/servers/package/VolumeState.h

@@ -19,9 +19,6 @@ public:
 
 			bool				Init();
 
-			int64				ChangeCount() const
-									{ return fChangeCount; }
-
 			Package*			FindPackage(const char* name) const;
 			Package*			FindPackage(const node_ref& nodeRef) const;
 
@@ -45,7 +42,6 @@ private:
 private:
 			PackageFileNameHashTable fPackagesByFileName;
 			PackageNodeRefHashTable fPackagesByNodeRef;
-			int64				fChangeCount;
 };