struct connected *
connected_add_by_prefix (struct interface *ifp, struct prefix *p,
struct prefix *destination)
{
struct connected *ifc;
/* Allocate new connected address. */
ifc = connected_new ();
ifc->ifp = ifp;
/* Fetch interface address */
ifc->address = prefix_new();
memcpy (ifc->address, p, sizeof(struct prefix));
/* Fetch dest address */
if (destination)
{
ifc->destination = prefix_new();
memcpy (ifc->destination, destination, sizeof(struct prefix));
}
/* Add connected address to the interface. */
listnode_add (ifp->connected, ifc);
return ifc;
}
/* Allocate a new ip version 6 route */
struct prefix_ipv6 *prefix_ipv6_new(void)
{
struct prefix_ipv6 *p;
/* Allocate a full-size struct prefix to avoid problems with structure
size mismatches. */
p = (struct prefix_ipv6 *)prefix_new();
p->family = AF_INET6;
return p;
}
/* Allocate new prefix_ipv4 structure. */
struct prefix_ipv4 *prefix_ipv4_new()
{
struct prefix_ipv4 *p;
/* Call prefix_new to allocate a full-size struct prefix to avoid problems
where the struct prefix_ipv4 is cast to struct prefix and unallocated
bytes were being referenced (e.g. in structure assignments). */
p = (struct prefix_ipv4 *)prefix_new();
p->family = AF_INET;
return p;
}
static int prefix_new_static(Network *network, const char *filename,
unsigned section_line, Prefix **ret) {
_cleanup_(network_config_section_freep) NetworkConfigSection *n = NULL;
_cleanup_(prefix_freep) Prefix *prefix = NULL;
int r;
assert(network);
assert(ret);
assert(!!filename == (section_line > 0));
if (filename) {
r = network_config_section_new(filename, section_line, &n);
if (r < 0)
return r;
if (section_line) {
prefix = hashmap_get(network->prefixes_by_section, n);
if (prefix) {
*ret = TAKE_PTR(prefix);
return 0;
}
}
}
r = prefix_new(&prefix);
if (r < 0)
return r;
prefix->network = network;
LIST_APPEND(prefixes, network->static_prefixes, prefix);
network->n_static_prefixes++;
if (filename) {
prefix->section = TAKE_PTR(n);
r = hashmap_ensure_allocated(&network->prefixes_by_section, &network_config_hash_ops);
if (r < 0)
return r;
r = hashmap_put(network->prefixes_by_section, prefix->section, prefix);
if (r < 0)
return r;
}
*ret = TAKE_PTR(prefix);
return 0;
}
int prefix_new_static(Network *network, const char *filename,
unsigned section_line, Prefix **ret) {
_cleanup_network_config_section_free_ NetworkConfigSection *n = NULL;
_cleanup_prefix_free_ Prefix *prefix = NULL;
int r;
assert(network);
assert(ret);
assert(!!filename == (section_line > 0));
if (filename) {
r = network_config_section_new(filename, section_line, &n);
if (r < 0)
return r;
if (section_line) {
prefix = hashmap_get(network->prefixes_by_section, n);
if (prefix) {
*ret = prefix;
prefix = NULL;
return 0;
}
}
}
r = prefix_new(&prefix);
if (r < 0)
return r;
if (filename) {
prefix->section = n;
n = NULL;
r = hashmap_put(network->prefixes_by_section, prefix->section,
prefix);
if (r < 0)
return r;
}
prefix->network = network;
LIST_APPEND(prefixes, network->static_prefixes, prefix);
network->n_static_prefixes++;
*ret = prefix;
prefix = NULL;
return 0;
}
