/**
* @s
* @v
* @return: 0 if OK
*/
static int
pknock_seq_show(struct seq_file *s, void *v)
{
struct list_head *pos = NULL, *n = NULL;
struct peer *peer = NULL;
unsigned long expir_time = 0;
u_int32_t ip;
struct list_head *peer_head = (struct list_head *)v;
struct proc_dir_entry *pde = s->private;
struct ipt_pknock_rule *rule = pde->data;
list_for_each_safe(pos, n, peer_head) {
peer = list_entry(pos, struct peer, head);
ip = htonl(peer->ip);
expir_time = time_before(jiffies/HZ,
peer->timestamp + rule->max_time)
? ((peer->timestamp + rule->max_time)-(jiffies/HZ)) : 0;
seq_printf(s, "src=%u.%u.%u.%u ", NIPQUAD(ip));
seq_printf(s, "proto=%s ", (peer->proto == IPPROTO_TCP) ?
"TCP" : "UDP");
seq_printf(s, "status=%s ", status_itoa(peer->status));
seq_printf(s, "expir_time=%ld ", expir_time);
seq_printf(s, "next_port_id=%d ", peer->id_port_knocked-1);
seq_printf(s, "\n");
}
/**
* @s
* @v
* @return: 0 if OK
*/
static int
pknock_seq_show(struct seq_file *s, void *v)
{
const struct list_head *pos, *n;
const struct peer *peer;
unsigned long time;
const struct list_head *peer_head = v;
const struct proc_dir_entry *pde = s->private;
const struct xt_pknock_rule *rule = pde->data;
list_for_each_safe(pos, n, peer_head) {
peer = list_entry(pos, struct peer, head);
seq_printf(s, "src=" NIPQUAD_FMT " ", NIPQUAD(peer->ip));
seq_printf(s, "proto=%s ", (peer->proto == IPPROTO_TCP) ?
"TCP" : "UDP");
seq_printf(s, "status=%s ", status_itoa(peer->status));
seq_printf(s, "accepted_knock_count=%lu ",
(unsigned long)peer->accepted_knock_count);
if (peer->status == ST_MATCHING) {
time = 0;
if (time_before(jiffies / HZ, peer->timestamp +
rule->max_time))
time = peer->timestamp + rule->max_time -
jiffies / HZ;
seq_printf(s, "expir_time=%lu [secs] ", time);
}
if (peer->status == ST_ALLOWED && rule->autoclose_time != 0) {
time = 0;
if (time_before(get_seconds(), peer->login_sec +
rule->autoclose_time * 60))
time = peer->login_sec +
rule->autoclose_time * 60 -
get_seconds();
seq_printf(s, "autoclose_time=%lu [secs] ", time);
}
seq_printf(s, "\n");
}
