static int
ipf_modunload(void)
{
int error, i;
if (fr_refcnt)
return EBUSY;
if (fr_running >= 0) {
ipf_pfil_unhook();
ipf_event_dereg();
WRITE_ENTER(&ipf_global);
error = ipfdetach();
RWLOCK_EXIT(&ipf_global);
if (error != 0)
return error;
} else
error = 0;
RW_DESTROY(&ipf_global);
RW_DESTROY(&ipf_mutex);
RW_DESTROY(&ipf_frcache);
fr_running = -2;
for (i = 0; ipf_devfiles[i]; i++) {
if (ipf_devs[i] != NULL)
destroy_dev(ipf_devs[i]);
}
printf("%s unloaded\n", ipfilter_version);
return error;
}
static int
if_ipl_lkmunload(struct lkm_table *lkmtp, int cmd)
{
int error = 0;
if (fr_running > 0) {
error = ipfdetach();
if (error == 0)
fr_running = -1;
}
if (error == 0)
printf("%s unloaded\n", ipfilter_version);
return (error);
}
static void
vnet_ipf_uninit(void)
{
if (V_ipfmain.ipf_refcnt)
return;
if (V_ipfmain.ipf_running >= 0) {
if (ipfdetach(&V_ipfmain) != 0)
return;
ipf_destroy_all(&V_ipfmain);
}
V_ipfmain.ipf_running = -2;
}
static int
ipf_modunload()
{
int error, i;
if (ipfmain.ipf_refcnt)
return EBUSY;
if (ipf_fbsd_sysctl_destroy(&ipfmain) != 0)
return EIO;
error = ipf_pfil_unhook();
if (error != 0)
return error;
if (ipfmain.ipf_running >= 0) {
error = ipfdetach(&ipfmain);
if (error != 0)
return error;
ipf_fbsd_sysctl_destroy(&ipfmain);
ipf_destroy_all(&ipfmain);
ipf_unload_all();
} else
error = 0;
ipfmain.ipf_running = -2;
for (i = 0; ipf_devfiles[i]; i++) {
if (ipf_devs[i] != NULL)
destroy_dev(ipf_devs[i]);
}
printf("%s unloaded\n", ipfilter_version);
return error;
}