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pvDataApp/misc/queueVoid.h

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+/* queueVoid.h */
+/**
+ * Copyright - See the COPYRIGHT that is included with this distribution.
+ * EPICS pvDataCPP is distributed subject to a Software License Agreement found
+ * in file LICENSE that is included with this distribution.
+ */
+#include "showConstructDestruct.h"
+#ifndef QUEUEVOID_H
+#define QUEUEVOID_H
+namespace epics { namespace pvData { 
+
+class QueueVoid;
+class QueueElementVoid;
+
+typedef void * ObjectPtr;
+typedef QueueElementVoid * QueueElementVoidPtr;
+typedef QueueElementVoidPtr * QueueElementVoidPtrArray;
+
+class QueueElementVoid {
+public:
+    static ConstructDestructCallback *getConstructDestructCallback();
+protected:
+    ObjectPtr getObject();
+    QueueElementVoid(ObjectPtr object);
+    ~QueueElementVoid();
+    ObjectPtr object;
+    friend  class QueueVoid;
+};
+
+
+class QueueVoid {
+public:
+    static ConstructDestructCallback *getConstructDestructCallback();
+protected:
+    QueueVoid(ObjectPtr array[],int number);
+    ~QueueVoid();
+    void clear();
+    int getNumberFree();
+    int capacity();
+    QueueElementVoidPtr getFree();
+    void setUsed(QueueElementVoid *queueElement);
+    QueueElementVoid *getUsed();
+    void releaseUsed(QueueElementVoid *queueElement);
+private:
+    friend class QueueElementVoid;
+    QueueElementVoidPtrArray array;
+    int number;
+    int numberFree;
+    int numberUsed;
+    int nextGetFree;
+    int nextSetUsed;
+    int nextGetUsed;
+    int nextReleaseUsed;
+};
+
+
+}}
+#endif  /* QUEUEVOID_H */
+
+
+