private static extern int ggmsg_Connect( long c, IntPtr pszHost, short port, FnOnPositiveConnect fnOnPositiveConnect, FnOnPositiveDisConnect fnOnPositiveDisConnect, InternalFnOnReceiveMsg fnOnReceiveMsg);
private static extern void ggmsg_Start( long c, int nServiceID, short port, FnOnPassiveConnect fnOnPassiveConnect, FnOnPassiveDisConnect fnOnPassiveDisConnect, InternalFnOnReceiveMsg fnOnReceiveMsg);