/* bufrelease • decrease the reference count and free the buffer if needed */
void
bufrelease(struct buf *buf) {
if (!buf || !buf->unit) return;
buf->ref -= 1;
if (buf->ref == 0) {
#ifdef TRACK_BUFFERS
int i = 0;
while (i < all_buffers.size)
if (all_buffers.item[i] == buf)
parr_remove(&all_buffers, i);
else i += 1;
#endif
#ifdef TRACK_BUFFER_DEBUG
int i = 0;
struct buf_debug_data *bdd = all_buffers.base;
while (i < all_buffers.size)
if (bdd[i].buf == buf)
arr_remove(&all_buffers, i);
else i += 1;
#endif
#ifdef BUFFER_STATS
buffer_stat_nb -= 1;
buffer_stat_alloc_bytes -= buf->asize;
#endif
free(buf->data);
free(buf); } }
void nc_conns_gc(struct net_child_info *nci, bool free_all)
{
clist *dead = NULL;
unsigned int n_gc = 0;
/* build list of dead connections */
unsigned int i;
for (i = 0; i < nci->conns->len; i++) {
struct nc_conn *conn = parr_idx(nci->conns, i);
if (free_all || conn->dead)
dead = clist_prepend(dead, conn);
}
/* remove and free dead connections */
clist *tmp = dead;
while (tmp) {
struct nc_conn *conn = tmp->data;
tmp = tmp->next;
parr_remove(nci->conns, conn);
nc_conn_free(conn);
n_gc++;
}
clist_free(dead);
log_debug("net: gc'd %u connections", n_gc);
}
static void nc_conns_gc(struct net_child_info *nci, bool free_all)
{
clist *dead = NULL;
unsigned int n_gc = 0;
/*nr of dead connections*/
size_t nr_dead = 0;
/* build list of dead connections */
unsigned int i;
for (i = 0; i < nci->conns->len; i++) {
struct nc_conn *conn = parr_idx(nci->conns, i);
if (free_all || conn->dead)
dead = clist_prepend(dead, conn);
}
nr_dead = clist_length( dead );
if (nr_dead){
LOG("Nr of dead connections:%d\n", nr_dead);
}
/* remove and free dead connections */
clist *tmp = dead;
while (tmp) {
struct nc_conn *conn = tmp->data;
tmp = tmp->next;
parr_remove(nci->conns, conn);
nc_conn_free(conn);
n_gc++;
}
clist_free(dead);
if (debugging)
fprintf(plog, "net: gc'd %u connections\n", n_gc);
}
