static int refresh_exported_devices(void)
{
struct sysfs_device *suinf; /* sysfs_device of usb_interface */
struct dlist *suinf_list;
struct sysfs_device *sudev; /* sysfs_device of usb_device */
struct dlist *sudev_list;
sudev_list = dlist_new_with_delete(sizeof(struct sysfs_device), delete_nothing);
suinf_list = sysfs_get_driver_devices(stub_driver->sysfs_driver);
if (!suinf_list) {
printf("Bind usbip.ko to a usb device to be exportable!\n");
goto bye;
}
/* collect unique USB devices (not interfaces) */
dlist_for_each_data(suinf_list, suinf, struct sysfs_device) {
/* get usb device of this usb interface */
sudev = sysfs_get_device_parent(suinf);
if (!sudev) {
err("get parent dev of %s", suinf->name);
continue;
}
if (check_new(sudev_list, sudev)) {
dlist_unshift(sudev_list, sudev);
}
}
static int refresh_exported_devices(void)
{
/* sysfs_device of usb_interface */
struct sysfs_device *suintf;
struct dlist *suintf_list;
/* sysfs_device of usb_device */
struct sysfs_device *sudev;
struct dlist *sudev_list;
struct usbip_exported_device *edev;
sudev_list = dlist_new_with_delete(sizeof(struct sysfs_device),
delete_nothing);
suintf_list = sysfs_get_driver_devices(host_driver->sysfs_driver);
if (!suintf_list) {
/*
* Not an error condition. There are simply no devices bound to
* the driver yet.
*/
dbg("bind " USBIP_HOST_DRV_NAME ".ko to a usb device to be "
"exportable!");
return 0;
}
/* collect unique USB devices (not interfaces) */
dlist_for_each_data(suintf_list, suintf, struct sysfs_device) {
/* get usb device of this usb interface */
sudev = sysfs_get_device_parent(suintf);
if (!sudev) {
dbg("sysfs_get_device_parent failed: %s", suintf->name);
continue;
}
if (check_new(sudev_list, sudev)) {
/* insert item at head of list */
dlist_unshift(sudev_list, sudev);
}
}
int main(int argc, char *argv[])
{
char *bus = NULL, path[SYSFS_PATH_MAX];
struct sysfs_driver *driver = NULL;
struct sysfs_device *device = NULL;
struct dlist *devlist = NULL;
struct sysfs_attribute *attr = NULL;
if (argc != 3) {
print_usage();
return 1;
}
memset(path, 0, SYSFS_PATH_MAX);
if ((sysfs_get_mnt_path(path, SYSFS_PATH_MAX)) != 0) {
fprintf(stdout, "Sysfs not mounted?\n");
return 1;
}
strcat(path, "/");
strcat(path, SYSFS_BUS_NAME);
strcat(path, "/");
strcat(path, argv[1]);
strcat(path, "/");
strcat(path, SYSFS_DRIVERS_NAME);
strcat(path, "/");
strcat(path, argv[2]);
driver = sysfs_open_driver_path(path);
if (driver == NULL) {
fprintf(stdout, "Driver %s not found\n", argv[1]);
free(bus);
return 1;
}
devlist = sysfs_get_driver_devices(driver);
if (devlist != NULL) {
fprintf(stdout, "%s is used by:\n", argv[2]);
dlist_for_each_data(devlist, device, struct sysfs_device)
fprintf(stdout, "\t\t%s\n", device->bus_id);
} else
