84 lines
2.0 KiB
C
84 lines
2.0 KiB
C
#ifndef __FSM_PROTECTED_H_
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#define __FSM_PROTECTED_H_
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#include "FSM_public.h"
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#define FSM_LOG_ON
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#ifdef FSM_LOG_ON
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#define FSM_LOG(...) printf(__VA_ARGS__)
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#else
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#define FSM_LOG(...) ((void)0)
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#endif
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#define during during
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#define enter enter
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#define exit exit
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#define transitionHandler(event) event##Handler
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#define actionFcn(action, state) state##_##action##Action
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#define index(state, event) (state*Count_Event + event)
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typedef struct _FSMHandler FSMHandler;
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typedef void (*Avoid_WARNING_void_FSM)(FSM *pFSM);
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typedef int (*Avoid_WARNING_int_FSM)(FSM *pFSM);
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typedef int (*Avoid_WARNING_int_data)(void *data);
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typedef void (*Avoid_WARNING_void_fcns)(FSMHandler *fcns);
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#define addStateActionFcn(type, state) fcns->type##ActionTable[state] = (Avoid_WARNING_void_FSM)actionFcn(type, state)
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#define addTransitionHandler(state, event) fcns->transitionTable[index(state, event)] = (Avoid_WARNING_int_FSM)transitionHandler(event)
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typedef struct _FSM FSM;
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typedef struct _FSMHandler{
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int (**transitionTable)(FSM *pFSM);
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void (**enterActionTable)(FSM *pFSM);
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void (**duringActionTable)(FSM *pFSM);
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void (**exitActionTable)(FSM *pFSM);
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}FSMHandler;
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typedef struct _FSMPrivateVars
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{
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int curState;
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int defaultState; // Idle状态不能停留，必须指定一个初始状态
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int curEvent;
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int numEvent;
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int numChild;
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FSM **childFSM;
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FSMHandler fcns;
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}FMSPrivateVars;
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// 类似于纯虚类, vptr中的函数必须继承后重新实现
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typedef struct _FSM
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{
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// public functions
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FSMVtbl vtbl;
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// private
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FMSPrivateVars privateVars;
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// protected
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void *data;
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} FSM;
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// protected, 子类能用, 外界用不了
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int getFSMCurState(FSM *pFSM);
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int getFSMCurEvent(FSM *pFSM);
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void constructFSM(FSM* pFSM);
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// 继承的函数
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FSM *newBaseFSM(int numState, int numEvent, int defaultState);
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void stepBaseFSM(FSM *pFSM);
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void resetBaseFSM(FSM *pFSM);
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#endif
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