void
ipfw_table_value_destroy(struct ip_fw_chain *ch, int last)
{
IPFW_DEL_SOPT_HANDLER(last, scodes);
free(ch->valuestate, M_IPFW);
ipfw_objhash_foreach(CHAIN_TO_VI(ch), destroy_value, ch);
ipfw_objhash_destroy(CHAIN_TO_VI(ch));
}
/*
* Per-VNET ipfw detach hook.
*
*/
void
vnet_ipfw_iface_destroy(struct ip_fw_chain *ch)
{
struct namedobj_instance *ii;
IPFW_UH_WLOCK(ch);
ii = CHAIN_TO_II(ch);
ch->ifcfg = NULL;
IPFW_UH_WUNLOCK(ch);
if (ii != NULL) {
ipfw_objhash_foreach(ii, destroy_iface, ch);
ipfw_objhash_destroy(ii);
iface_khandler_deregister();
}
}
/*
* Perform actual init on internal request.
* Inits both namehash and global khandler.
*/
static void
vnet_ipfw_iface_init(struct ip_fw_chain *ch)
{
struct namedobj_instance *ii;
ii = ipfw_objhash_create(DEFAULT_IFACES);
IPFW_UH_WLOCK(ch);
if (ch->ifcfg == NULL) {
ch->ifcfg = ii;
ii = NULL;
}
IPFW_UH_WUNLOCK(ch);
if (ii != NULL) {
/* Already initialized. Free namehash. */
ipfw_objhash_destroy(ii);
} else {
/* We're the first ones. Init kernel hooks. */
iface_khandler_register();
}
}