168 struct dmsg_state {  struct
170 	struct dmsg_state	*scan;		/* scan check */  argument
174 	struct dmsg_state *parent;		/* transaction stacking */  argument
175 	struct dmsg_state *relay;		/* routing */  argument
176 	uint32_t	icmd;			/* command creating state */
177 	uint32_t	txcmd;			/* mostly for CMDF flags */
178 	uint32_t	rxcmd;			/* mostly for CMDF flags */
179 	uint64_t	msgid;
180 	int		flags;
181 	int		error;
182 	unsigned int	refs;			/* prevent destruction */
183 	void (*func)(struct dmsg_msg *);
184 	union {
189 	} any;
190 	dmsg_media_t	*media;