/* net_initdrivers:
* Initialises the given drivers. Returns the full list of
* successfully initialised drivers.
*/
list_t net_initdrivers (list_t which) {
list_t temp1, temp2, temp3;
temp1 = net_driverlist_create();
temp2 = net_driverlist_create();
temp3 = net_driverlist_create();
/* Take a copy of our parameter, because the later call to
* `net_detectdrivers' could clobber it. */
net_driverlist_add_list (temp3, which);
which = temp3;
/* Find undetected drivers */
net_driverlist_add_list (temp2, which);
net_driverlist_remove_list (temp2, detected_drivers);
/* Try to detect them */
net_detectdrivers (temp2);
/* Mask out remaining undetected drivers */
net_driverlist_add_list (temp2, which);
net_driverlist_remove_list (temp2, detected_drivers);
net_driverlist_add_list (temp1, which);
net_driverlist_remove_list (temp1, temp2);
/* Mask out already-initialised drivers */
net_driverlist_remove_list (temp1, initialised_drivers);
/* Do initialisation */
net_driverlist_foreach (temp1, initdrivers_helper, NULL);
net_driverlist_destroy (temp1);
net_driverlist_destroy (temp2);
net_driverlist_destroy (temp3);
return initialised_drivers;
}
int net_driverlist_remove_list (list_t list1, list_t list2)
{ list_t some_list = list1; return net_driverlist_foreach (list2, remove_helper, some_list); }
int net_driverlist_add_list (list_t list1, list_t list2)
{ list_t some_list = list1; return net_driverlist_foreach (list2, add_helper, some_list); }
int net_driverlist_count (list_t list)
{ int count = 0; net_driverlist_foreach (list, count_helper, &count); return count; }
/* net_detectdrivers:
* Attempts to detect each given driver; returns a list showing which
* of those specified was detected.
*/
list_t net_detectdrivers (list_t which) {
net_driverlist_clear (temp_detected_list);
net_driverlist_foreach (which, detectdrivers_helper, NULL);
return temp_detected_list;
}
/* exit_all_drivers: (internal)
* Shuts down all network drivers.
*/
static void exit_all_drivers (void) {
net_driverlist_foreach (initialised_drivers, exit_all_drivers_helper, NULL);
net_driverlist_clear (initialised_drivers);
}