/* append interface to interface array (names, udp, tcp) */
void
add_interface(char*** nodes, struct nsd* nsd, char* ip)
{
/* realloc the arrays */
if(nsd->ifs == 0) {
*nodes = xalloc_zero(sizeof(*nodes));
nsd->udp = xalloc_zero(sizeof(*nsd->udp));
nsd->tcp = xalloc_zero(sizeof(*nsd->udp));
} else {
region_remove_cleanup(nsd->region, free, *nodes);
region_remove_cleanup(nsd->region, free, nsd->udp);
region_remove_cleanup(nsd->region, free, nsd->tcp);
*nodes = xrealloc(*nodes, (nsd->ifs+1)*sizeof(*nodes));
nsd->udp = xrealloc(nsd->udp, (nsd->ifs+1)*sizeof(*nsd->udp));
nsd->tcp = xrealloc(nsd->tcp, (nsd->ifs+1)*sizeof(*nsd->udp));
(*nodes)[nsd->ifs] = NULL;
memset(&nsd->udp[nsd->ifs], 0, sizeof(*nsd->udp));
memset(&nsd->tcp[nsd->ifs], 0, sizeof(*nsd->tcp));
}
region_add_cleanup(nsd->region, free, *nodes);
region_add_cleanup(nsd->region, free, nsd->udp);
region_add_cleanup(nsd->region, free, nsd->tcp);
/* add it */
(*nodes)[nsd->ifs] = ip;
++nsd->ifs;
}
static void
initialize_dname_compression_tables(struct nsd *nsd)
{
size_t needed = domain_table_count(nsd->db->domains) + 1;
needed += EXTRA_DOMAIN_NUMBERS;
if(compression_table_capacity < needed) {
if(compressed_dname_offsets) {
region_remove_cleanup(nsd->db->region,
cleanup_dname_compression_tables,
compressed_dname_offsets);
free(compressed_dname_offsets);
}
compressed_dname_offsets = (uint16_t *) xalloc(
needed * sizeof(uint16_t));
region_add_cleanup(nsd->db->region, cleanup_dname_compression_tables,
compressed_dname_offsets);
compression_table_capacity = needed;
compression_table_size=domain_table_count(nsd->db->domains)+1;
}
memset(compressed_dname_offsets, 0, needed * sizeof(uint16_t));
compressed_dname_offsets[0] = QHEADERSZ; /* The original query name */
}
