process.h

show to use C/C++ do system test.

#ifndef	PROCESS_H
#define	PROCESS_H


typedef enum {
	CREATED = 1,
	CLOSED,
	DELAYED,
	ACTIVATED,
	SUSPENDED,
	EXECUTING
} PSTATE;


class  PROCESS {
	friend class   SIMSYSTEM;
	friend class   SIMMODEL;
	friend class   SIMSCHEDUL;
	friend class   SIMPCSLIST;
	friend class   SIMFINLIST;
	friend class   RESOURCE;
public:
	PSTATE   get_state();
	real64   get_activtime();
	void     set_rank( int16 rank );
	int16    get_rank();
	void     set_priority( real64 priority );
	real64   get_priority();
	int      activated( real64 holdtime = 0 );
	int      interrupted();
	int      closed();
	virtual void process() = 0;
protected:
	PROCESS()  { _construct(); }
	virtual ~PROCESS()  { _destruct(); }
	template <class T>
	T  *create_process( T* &process )  {
			process = new T;
			if (_init_process( process ) == -1) {
				delete process;
				return NULL;
			}
			return process;
		}
	int   suspend();
	int   exit();
	int   pass_time( real64 interval );
	int   request_resource( RESOURCE *resource, uint32 unit = 1 );
	int   release_resource( RESOURCE *resource, uint32 unit = 1 );
private:
	void  *_data;
	int    _construct();
	int    _destruct();
	int    _init_process( void *process );
};


#endif