static void
vr_flow_table_reset(struct vrouter *router)
{
unsigned int start, end, i;
struct vr_flow_entry *fe;
struct vr_forwarding_md fmd;
struct vr_flow_md flmd;
start = end = 0;
if (router->vr_flow_table)
end = vr_btable_entries(router->vr_flow_table);
if (router->vr_oflow_table) {
if (!end)
start = vr_flow_entries;
end += vr_btable_entries(router->vr_oflow_table);
}
if (end) {
vr_init_forwarding_md(&fmd);
flmd.flmd_action = VR_FLOW_ACTION_DROP;
for (i = start; i < end; i++) {
fe = vr_get_flow_entry(router, i);
if (fe) {
flmd.flmd_index = i;
flmd.flmd_flags = fe->fe_flags;
fe->fe_action = VR_FLOW_ACTION_DROP;
vr_flush_entry(router, fe, &flmd, &fmd);
vr_reset_flow_entry(router, fe, i);
}
}
}
vr_flow_table_info_reset(router);
return;
}
static struct vr_timer *
fragment_table_scanner_init(struct vrouter *router, struct vr_btable *table)
{
unsigned int num_entries;
struct vr_timer *vtimer;
struct scanner_params *scanner;
if (!table)
return NULL;
num_entries = vr_btable_entries(table);
scanner = vr_zalloc(sizeof(*scanner), VR_FRAGMENT_SCANNER_OBJECT);
if (!scanner) {
vr_module_error(-ENOMEM, __FUNCTION__, __LINE__, num_entries);
return NULL;
}
scanner->sp_router = router;
scanner->sp_fragment_table = table;
scanner->sp_num_entries = num_entries;
scanner->sp_last_scanned_entry = -1;
vtimer = vr_malloc(sizeof(*vtimer), VR_TIMER_OBJECT);
if (!vtimer) {
vr_module_error(-ENOMEM, __FUNCTION__, __LINE__, num_entries);
goto fail_init;
}
vtimer->vt_timer = fragment_table_scanner;
vtimer->vt_vr_arg = scanner;
vtimer->vt_msecs = 1000;
if (vr_create_timer(vtimer)) {
vr_module_error(-ENOMEM, __FUNCTION__, __LINE__, num_entries);
goto fail_init;
}
return vtimer;
fail_init:
if (scanner)
vr_free(scanner, VR_FRAGMENT_SCANNER_OBJECT);
return NULL;
}
