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node.hpp
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72 lines (60 loc) · 1.55 KB
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/** @file node.hpp
* @author Daniel Zainzinger
* @date 2.6.2020
*
* @brief nodes for the datastructure and the delete queue
*/
#ifndef NODE_H__
#define NODE_H__
#include <atomic>
#include <mutex>
#include <stdint.h>
/////////////////////////node for inheritance/////////////////////////////
template <typename T> class node_virt {
public:
int32_t key;
T item;
node_virt(T item);
node_virt(T item, int32_t key);
// std::atomic<int> cnt;
};
/////////////////////////node/////////////////////////////
template <typename T> class node : public node_virt<T> {
public:
using node_virt<T>::node_virt;
node *next = nullptr;
};
/////////////////////////nodeFine/////////////////////////////
template <typename T> class nodeFine : public node_virt<T> {
private:
std::mutex mtx;
public:
using node_virt<T>::node_virt;
nodeFine *next = nullptr;
void lock();
void unlock();
};
/////////////////////////nodeLazy/////////////////////////////
template <typename T> class nodeLazy : public nodeFine<T> {
public:
using nodeFine<T>::nodeFine;
nodeLazy *next = nullptr;
bool marked = false;
};
/////////////////////////node_del/////////////////////////////
template <typename T> class node_del { // The class
private:
T *pointer;
public:
node_del(T *pointer, std::atomic<uint32_t> *snap, size_t T_max);
~node_del();
uint32_t *snap;
};
/////////////////////////nodeAtom/////////////////////////////
template <typename T> class nodeAtom : public node_virt<T> {
private:
public:
using node_virt<T>::node_virt;
std::atomic<nodeAtom<T> *> next{NULL};
};
#endif