static struct h_scalar *shared_user_cache_create_fn(struct h_table *ht, void *key)
{
struct shared_user_cache_key *k = (struct shared_user_cache_key *)key;
struct shared_user_cache *dc;
if(rte_mempool_mc_get(shared_user_cache_tbl.mem_cache, (void **)&dc) <0)
return NULL;
dc->flck = *k;
dc->flcv.shared_value = 0;
return &dc->h_scalar;
}
static struct h_scalar *ftp_cache_create_fn(struct h_table *ht, void *key)
{
struct ftp_cache_key *k = (struct ftp_cache_key *)key;
struct ftp_cache *fc;
uint32_t lcore_id = rte_lcore_id();
if(rte_mempool_mc_get(ftp_cache_tbl.mem_cache[lcore_id], (void **)&fc) <0)
return NULL;
fc->sip = k->sip;
fc->dip = k->dip;
fc->dport = k->dport;
fc->proto_mark = k->proto_mark;
fc->lcore_id = lcore_id;
rte_spinlock_init(&fc->lock);
return &fc->h_scalar;
}
int
rte_log_add_in_history(const char *buf, size_t size)
{
struct log_history *hist_buf = NULL;
static const unsigned hist_buf_size = LOG_ELT_SIZE - sizeof(*hist_buf);
void *obj;
if (history_enabled == 0)
return 0;
rte_spinlock_lock(&log_list_lock);
/* get a buffer for adding in history */
if (log_history_size > RTE_LOG_HISTORY) {
hist_buf = STAILQ_FIRST(&log_history);
STAILQ_REMOVE_HEAD(&log_history, next);
}
else {
if (rte_mempool_mc_get(log_history_mp, &obj) < 0)
obj = NULL;
hist_buf = obj;
}
/* no buffer */
if (hist_buf == NULL) {
rte_spinlock_unlock(&log_list_lock);
return -ENOBUFS;
}
/* not enough room for msg, buffer go back in mempool */
if (size >= hist_buf_size) {
rte_mempool_mp_put(log_history_mp, hist_buf);
rte_spinlock_unlock(&log_list_lock);
return -ENOBUFS;
}
/* add in history */
memcpy(hist_buf->buf, buf, size);
hist_buf->buf[size] = hist_buf->buf[hist_buf_size-1] = '\0';
hist_buf->size = size;
STAILQ_INSERT_TAIL(&log_history, hist_buf, next);
log_history_size++;
rte_spinlock_unlock(&log_list_lock);
return 0;
}
static struct h_scalar *session_hash_cache_create_fn(struct h_table *ht, void *key, uint8_t *is_syn)
{
struct key_5tuple *k = (struct key_5tuple *)key;
struct sft_fdb_entry *dc;
if(k->proto == IPPROTO_TCP && !k->is_syn)
{
return NULL;
}
struct sess_hash *hash = get_session_hash_by_lcore(rte_lcore_id());
if(rte_mempool_mc_get(hash->mem_cache, (void **)&dc) <0)
return NULL;
hash->curr_entry_count++;
sess_init(dc, k);
return &dc->h_scalar;
}
