int hash_set(struct hash *hash, uint32_t laddr, uint32_t raddr, uint16_t lport, uint16_t rport, struct timeval value) {
hash_load_check(hash);
if (hash_set_internal(hash->sessions, hash->sz, laddr, raddr, lport, rport, value)) {
hash->count++;
return 1;
}
return 0;
}
static int
hash_load_check(struct hash *hash) {
if ((hash->count * 100) / hash->sz > MAX_LOAD_PERCENT) {
struct session *new_sessions, *old_sessions;
unsigned long nsz, i;
// New container
nsz = hash_newsz(hash->sz);
new_sessions = malloc(nsz * sizeof(struct session));
if (!new_sessions)
abort();
memset(new_sessions, 0, nsz * sizeof(struct session));
// Rehash
for (i = 0; i < hash->sz; i ++) {
struct session *session;
for (session = hash->sessions + i; session->next;
session = session->next)
{
hash_set_internal(new_sessions, nsz, session->laddr,
session->raddr, session->lport, session->rport,
session->tv);
}
}
// Switch
hash->sz = nsz;
old_sessions = hash->sessions;
hash->sessions = new_sessions;
free(old_sessions);
return 1;
}
return 0;
}
int hash_set_N(hash_t *ht, const void *key, int klen, void *val)
{
return hash_set_internal(ht, key, klen, val, nalloc_N);
}