FSM/vscode/FSM_OOP/baseFSM/FSM_protected.h

#ifndef __FSM_PROTECTED_H_
#define __FSM_PROTECTED_H_

#include "FSM_public.h"

// #define DSP28377
#ifdef      DSP28377
    #define     NDEBUG
#else
    #define     FSM_LOG_ON
#endif


#ifdef          FSM_LOG_ON
    #define     FSM_LOG(...)   printf(__VA_ARGS__)
#else
    #define     FSM_LOG(...)   ((void)0)
#endif

#define     delay   delay
#define     during  during
#define     enter   enter
#define     exit    exit

#define     transitionHandler(event)            event##Handler
#define     actionFcn(action, state)            state##_##action##Action
#define     index(state, event)     (state*Count_Event + event)

typedef struct _FSMHandler FSMHandler;
typedef void (*Avoid_WARNING_State_Fcns)(void *data, FSM **childFSM);
typedef int (*Avoid_WARNING_Transition_Handler)(void *data, int curState);
typedef void (*Avoid_WARNING_Overrider_Fcns)(FSM *pFsm);
typedef int (*Avoid_WARNING_SelectEvent)(void *data);
typedef void (*Avoid_WARNING_void_fcns)(FSMHandler *fcns);

                
#define     addStateActionFcn(type, state)                fcns->type##ActionTable[state] = (Avoid_WARNING_State_Fcns)actionFcn(type, state)
#define     addTransitionHandler(state, event)            fcns->transitionTable[index(state, event)] = (Avoid_WARNING_Transition_Handler)transitionHandler(event)



typedef struct _FSM FSM;
typedef struct _FSMHandler{
    int (**transitionTable)(void *data, int currentState);

    void (**enterActionTable)(void *data, FSM **cFSM);
    void (**duringActionTable)(void *data, FSM **cFSM);
    void (**exitActionTable)(void *data, FSM **cFSM);

    int *isDelayActionExcuted;
    void (**delayActionTable)(void *data, FSM **childFSM);

    void (**childFSMStepTable)(FSM **cFSM);
}FSMHandler;

typedef struct _FSMDataLoader
{   
    void *in;
    int isReady;
    size_t preloadSize;
}FSMDataLoader;


typedef struct _FSMPrivateVars
{
    int curState;    
    int defaultState; // Idle状态不能停留，必须指定一个初始状态

    int curEvent;
    int numEvent;

    FSMDataLoader preloader;

    FSMHandler fcns;

    int numChild;
    FSM **childFSM;
}FMSPrivateVars;



// 类似于纯虚类, vptr中的函数必须继承后重新实现
typedef struct _FSM
{
    // public functions
    FSMVtbl vtbl; 

    // private
    FMSPrivateVars privateVars;

    // protected
    void *data;
} FSM;


// protected, 子类能用, 外界用不了
void constructFSM(FSM* pFSM);

// 继承的函数
FSM *newBaseFSM(int numState, int numEvent, int defaultState); 
void stepBaseFSM(FSM *pFSM);
void resetBaseFSM(FSM *pFSM);


#endif