class CSlot;

class CSvc
{
public:
	CSlot *m_pHead;
	CSvc();
	~CSvc();
	void AddSlot(CSlot *pSlot);
	void RemoveSlot(CSlot *pSlot);
	void SendAll(char *pBuf, CSlot *pSlot = NULL, bool bSystem = true);
	CRITICAL_SECTION cs;
};