81 static int f_cuse = -1;  variable
100 	f_cuse = open("/dev/cuse", O_RDWR);  in cuse_init()
101 	if (f_cuse < 0) {  in cuse_init()
122 	if (f_cuse < 0)  in cuse_uninit()
125 	f = f_cuse;  in cuse_uninit()
126 	f_cuse = -1;  in cuse_uninit()
176 	if (f_cuse < 0 || size < 1 || size > CUSE_ALLOC_BYTES_MAX)  in cuse_vmalloc()
212 		error = ioctl(f_cuse, CUSE_IOCTL_ALLOC_MEMORY, &info);  in cuse_vmalloc()
217 			    MAP_SHARED, f_cuse, n << CUSE_ALLOC_UNIT_SHIFT);  in cuse_vmalloc()
227 			(void) ioctl(f_cuse, CUSE_IOCTL_FREE_MEMORY, &info);  in cuse_vmalloc()
243 	if (f_cuse < 0 || ptr == NULL)  in cuse_is_vmalloc_addr()
264 	if (f_cuse < 0 || ptr == NULL)  in cuse_vmfree()
282 		error = ioctl(f_cuse, CUSE_IOCTL_FREE_MEMORY, &info);  in cuse_vmfree()
303 	if (f_cuse < 0)  in cuse_alloc_unit_number_by_id()
308 	error = ioctl(f_cuse, CUSE_IOCTL_ALLOC_UNIT_BY_ID, pnum);  in cuse_alloc_unit_number_by_id()
321 	if (f_cuse < 0)  in cuse_free_unit_number_by_id()
327 	error = ioctl(f_cuse, CUSE_IOCTL_FREE_UNIT_BY_ID, &num);  in cuse_free_unit_number_by_id()
339 	if (f_cuse < 0)  in cuse_alloc_unit_number()
342 	error = ioctl(f_cuse, CUSE_IOCTL_ALLOC_UNIT, pnum);  in cuse_alloc_unit_number()
354 	if (f_cuse < 0)  in cuse_free_unit_number()
357 	error = ioctl(f_cuse, CUSE_IOCTL_FREE_UNIT, &num);  in cuse_free_unit_number()
373 	if (f_cuse < 0)  in cuse_dev_create()
397 	error = ioctl(f_cuse, CUSE_IOCTL_CREATE_DEV, &info);  in cuse_dev_create()
415 	if (f_cuse < 0)  in cuse_dev_destroy()
422 	error = ioctl(f_cuse, CUSE_IOCTL_DESTROY_DEV, &cdev);  in cuse_dev_destroy()
463 	if (f_cuse < 0)  in cuse_wait_and_process()
466 	error = ioctl(f_cuse, CUSE_IOCTL_GET_COMMAND, &info);  in cuse_wait_and_process()
594 	ioctl(f_cuse, CUSE_IOCTL_SYNC_COMMAND, &error);  in cuse_wait_and_process()
624 	ioctl(f_cuse, CUSE_IOCTL_SET_PFH, &handle);  in cuse_dev_set_per_file_handle()
695 	if ((f_cuse < 0) || (len < 0))  in cuse_copy_out()
712 		error = ioctl(f_cuse, CUSE_IOCTL_WRITE_DATA, &info);  in cuse_copy_out()
728 	if ((f_cuse < 0) || (len < 0))  in cuse_copy_in()
745 		error = ioctl(f_cuse, CUSE_IOCTL_READ_DATA, &info);  in cuse_copy_in()
790 	if (f_cuse < 0)  in cuse_poll_wakeup()
793 	ioctl(f_cuse, CUSE_IOCTL_SELWAKEUP, &error);  in cuse_poll_wakeup()