Counter.hpp

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#pragma once

#include <mutex>
// define type : uintXX_t and intXX_t
#define __STDC_LIMIT_MACROS
// note in android include the macro of min max are overwitten
#include <cstdint>

namespace ememory {
    class Counter {
        public:
            enum class remove {
                none, 
                data, 
                counter, 
                all 
            };
        private:
            int64_t m_counterShared; 
            int64_t m_counterWeak; 
            mutable std::mutex m_mutex; 
        public:
            Counter(bool _fromWeak=false);
            ~Counter();
            int64_t incrementShared(bool _fromWeak=false);
            ememory::Counter::remove decrementShared();
            int64_t incrementWeak();
            ememory::Counter::remove decrementWeak();
            int64_t getCountWeak() const;
            int64_t getCountShared() const;
            int64_t getCount() const;
    };
}