-static struct device_source_table*
-find_source_table(const struct device_route *route)
-{
- struct device_source_table key = {
- .v6 = (route->flags & DEVADDR_FAMILY) == DEVADDR_INET6,
- .addr = route->source,
- .mask = route->sourcemask
- };
- struct device_source_table *c;
- list_for_each_entry(c, &source_tables, head)
- if (!memcmp(&c->v6, &key.v6, sizeof(key) -
- offsetof(struct device_source_table, v6)))
- return c;
- return NULL;
-}
-
-static uint32_t
-get_source_table(const struct device_route *route)
-{
- if (route->table || route->sourcemask == 0)
- return route->table;
-
- struct device_source_table *tbl = find_source_table(route);
-
- if (!tbl) {
- tbl = calloc(1, sizeof(*tbl));
- tbl->addr = route->source;
- tbl->mask = route->sourcemask;
- tbl->v6 = (route->flags & DEVADDR_FAMILY) == DEVADDR_INET6;
- tbl->table = IPRULE_PRIORITY_SOURCE | (((~tbl->mask) & 0x7f) << 20);
-
- struct list_head *before = NULL;
- struct device_source_table *c;
- list_for_each_entry(c, &source_tables, head) {
- if (c->table > tbl->table) {
- before = &c->head;
- break;
- } else if (c->table == tbl->table) {
- ++tbl->table;
- }
- }
-
- if (!before)
- before = &source_tables;
-
- list_add_tail(&tbl->head, before);
- set_ip_source_policy(true, tbl->v6, tbl->table, &tbl->addr,
- tbl->mask, tbl->table, NULL, NULL);
- }
-
- ++tbl->refcount;
- return tbl->table;
-}
-
-static void
-put_source_table(const struct device_route *route)
-{
- struct device_source_table *tbl = find_source_table(route);
- if (tbl && tbl->table == route->table && --tbl->refcount == 0) {
- set_ip_source_policy(false, tbl->v6, tbl->table, &tbl->addr,
- tbl->mask, tbl->table, NULL, NULL);
- list_del(&tbl->head);
- free(tbl);
- }
-}
-