bsd/sys/kern_control.h

70 	@field ctl_unit The kernel control unit.
127 		creator code obtained from Apple Computer. sc_unit is a unit
134 	@field sc_unit Kernel controller private unit number.
142     u_int32_t 	sc_unit;	/* Developer private unit number */
211 		contains the unit number of the kernel control instance the client is
215 		registered, sc_unit is the dynamically allocated unit number of
238 	@param unit The unit number of the kernel control instance the client has
243 typedef errno_t (*ctl_disconnect_func)(kern_ctl_ref kctlref, u_int32_t unit, void *unitinfo);
250 	@param unit The unit number of the kernel control instance the client has
260 typedef errno_t (*ctl_send_func)(kern_ctl_ref kctlref, u_int32_t unit, void *unitinfo,
268 	@param unit The unit number of the kernel control instance.
276 typedef errno_t (*ctl_setopt_func)(kern_ctl_ref kctlref, u_int32_t unit, void *unitinfo,
290 	@param unit The unit number of the kernel control instance.
299 typedef errno_t (*ctl_getopt_func)(kern_ctl_ref kctlref, u_int32_t unit, void *unitinfo,
314 	@field ctl_unit A separate unit number to register multiple units that
371 		EEXIST - A controller with that id/unit is already registered.
393 	@param unit The unit number of the kernel control instance.
404 ctl_enqueuedata(kern_ctl_ref kctlref, u_int32_t unit, void *data, size_t len, u_int32_t flags);
412 	@param unit The unit number of the kernel control instance.
421 ctl_enqueuembuf(kern_ctl_ref kctlref, u_int32_t unit, mbuf_t m, u_int32_t flags);
429 	@param unit The unit number of the kernel control instance.
435 ctl_getenqueuespace(kern_ctl_ref kctlref, u_int32_t unit, size_t *space);