5 * Copyright (C) 2007-2010 Marcel Holtmann <marcel@holtmann.org>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
38 static GSList *drivers = NULL;
40 struct obc_driver *obc_driver_find(const char *pattern)
44 for (l = drivers; l; l = l->next) {
45 struct obc_driver *driver = l->data;
47 if (strcasecmp(pattern, driver->service) == 0)
50 if (strcasecmp(pattern, driver->uuid) == 0)
57 int obc_driver_register(struct obc_driver *driver)
60 error("Invalid driver");
64 if (obc_driver_find(driver->service)) {
65 error("Permission denied: service %s already registered",
70 DBG("driver %p service %s registered", driver, driver->service);
72 drivers = g_slist_append(drivers, driver);
77 void obc_driver_unregister(struct obc_driver *driver)
79 if (!g_slist_find(drivers, driver)) {
80 error("Unable to unregister: No such driver %p", driver);
84 DBG("driver %p service %s unregistered", driver, driver->service);
86 drivers = g_slist_remove(drivers, driver);