#pragma once
#include <map>

class PVF_M {
public:
    static PVF_M& getInstance() {
        static PVF_M instance;
        return instance;
    }

    // 禁止拷贝构造函数和赋值运算符重载
    PVF_M(const PVF_M&) = delete;
    PVF_M& operator=(const PVF_M&) = delete;

private:
    PVF_M() {} // 私有构造函数，防止外部创建实例

    struct PvfData
    {
        char* Data;
        int Size;
    };


public:
    void Init();
    int charPtrToInt(const char* ptr);
    void intToCharPtr(int value, char* ptr);
    void CrcDecode(PvfData &Data, const int crc32);
};