New upstream version 8.1.0

meta/source/components/worker/LockEntryNotificationWork.h

@@ -0,0 +1,57 @@
+#pragma once
+
+#include <common/Common.h>
+#include <common/components/worker/Work.h>
+#include <common/components/AbstractDatagramListener.h>
+#include <common/storage/StorageErrors.h>
+#include <storage/Locking.h>
+
+
+class FileInode; // forward declaration
+
+
+typedef std::list<EntryLockDetails> LockEntryNotifyList;
+typedef LockEntryNotifyList::iterator LockEntryNotifyListIter;
+typedef LockEntryNotifyList::const_iterator LockEntryNotifyListCIter;
+
+
+class LockEntryNotificationWork : public Work
+{
+   public:
+      /**
+       * @param notifyList will be owned and freed by this object, so do not use or free it after
+       * calling this.
+       */
+      LockEntryNotificationWork(LockEntryNotifyType lockType, const std::string& parentEntryID,
+            const std::string& entryID, bool isBuddyMirrored, LockEntryNotifyList notifyList) :
+         lockType(lockType), parentEntryID(parentEntryID), entryID(entryID),
+         isBuddyMirrored(isBuddyMirrored), notifyList(std::move(notifyList))
+      {
+      }
+
+      virtual void process(char* bufIn, unsigned bufInLen, char* bufOut, unsigned bufOutLen);
+
+
+   private:
+      // static attributes & methods
+
+      static Mutex ackCounterMutex;
+      static unsigned ackCounter;
+
+      static unsigned incAckCounter();
+
+      // instance attributes & methods
+
+      LockEntryNotifyType lockType;
+      std::string parentEntryID;
+      std::string entryID;
+      bool isBuddyMirrored;
+      LockEntryNotifyList notifyList;
+
+      void unlockWaiter(FileInode& inode, EntryLockDetails* lockDetails);
+      void cancelAllWaiters(FileInode& inode);
+
+      Mutex* getDGramLisMutex(AbstractDatagramListener* dgramLis);
+};
+
+