struct ospf_interface *
ospf_if_new (struct ospf *ospf, struct interface_FOO *ifp, struct prefix *p)
{
struct ospf_interface *oi;
if ((oi = ospf_if_table_lookup (ifp, p)) == NULL)
{
oi = XCALLOC (MTYPE_OSPF_IF, sizeof (struct ospf_interface));
memset (oi, 0, sizeof (struct ospf_interface));
}
else
return oi;
/* Set zebra interface pointer. */
oi->ifp = ifp;
oi->address = p;
ospf_add_to_if (ifp, oi);
listnode_add (ospf->oiflist, oi);
/* Clear self-originated network-LSA. */
oi->network_lsa_self = NULL;
/* Initialize neighbor list. */
oi->nbrs = route_table_init ();
/* Initialize static neighbor list. */
oi->nbr_nbma = list_new ();
/* Initialize Link State Acknowledgment list. */
oi->ls_ack = list_new ();
oi->ls_ack_direct.ls_ack = list_new ();
/* Set default values. */
ospf_if_reset_variables (oi);
/* Add pseudo neighbor. */
oi->nbr_self = ospf_nbr_new (oi);
oi->nbr_self->state = NSM_TwoWay;
oi->nbr_self->priority = OSPF_IF_PARAM (oi, priority);
oi->nbr_self->options = OSPF_OPTION_E;
oi->ls_upd_queue = route_table_init ();
oi->t_ls_upd_event = NULL;
oi->t_ls_ack_direct = NULL;
oi->crypt_seqnum = time (NULL);
#ifdef HAVE_OPAQUE_LSA
ospf_opaque_type9_lsa_init (oi);
#endif /* HAVE_OPAQUE_LSA */
oi->ospf = ospf;
return oi;
}
struct isis_area *
isis_area_create ()
{
struct isis_area *area;
area = calloc(1, sizeof (struct isis_area));
/*
* The first instance is level-1-2 rest are level-1, unless otherwise
* configured
*/
if (listcount (isis->area_list) > 0)
area->is_type = IS_LEVEL_1;
else
area->is_type = IS_LEVEL_1_AND_2;
/*
* intialize the databases
*/
area->lspdb[0] = lsp_db_init ();
area->lspdb[1] = lsp_db_init ();
spftree_area_init (area);
area->route_table[0] = route_table_init ();
area->route_table[1] = route_table_init ();
#ifdef ENABLE_IPV6
area->route_table6[0] = route_table_init ();
area->route_table6[1] = route_table_init ();
#endif /* ENABLE_IPV6 */
area->circuit_list = isis_list_new ();
area->area_addrs = isis_list_new ();
flags_initialize (&area->flags);
/*
* Default values
*/
area->max_lsp_lifetime[0] = MAX_AGE; /* 1200 */
area->max_lsp_lifetime[1] = MAX_AGE; /* 1200 */
area->lsp_gen_interval[0] = LSP_GEN_INTERVAL_DEFAULT;
area->lsp_gen_interval[1] = LSP_GEN_INTERVAL_DEFAULT;
area->lsp_refresh[0] = MAX_LSP_GEN_INTERVAL; /* 900 */
area->lsp_refresh[1] = MAX_LSP_GEN_INTERVAL; /* 900 */
area->min_spf_interval[0] = MINIMUM_SPF_INTERVAL;
area->min_spf_interval[1] = MINIMUM_SPF_INTERVAL;
area->dynhostname = 1;
area->oldmetric = 1;
area->lsp_frag_threshold = 90;
/* FIXME: Think of a better way... */
area->min_bcast_mtu = 1497;
return area;
}
static struct ospf6 *ospf6_create(void)
{
struct ospf6 *o;
o = XCALLOC(MTYPE_OSPF6_TOP, sizeof(struct ospf6));
/* initialize */
monotime(&o->starttime);
o->area_list = list_new();
o->area_list->cmp = ospf6_area_cmp;
o->lsdb = ospf6_lsdb_create(o);
o->lsdb_self = ospf6_lsdb_create(o);
o->lsdb->hook_add = ospf6_top_lsdb_hook_add;
o->lsdb->hook_remove = ospf6_top_lsdb_hook_remove;
o->spf_delay = OSPF_SPF_DELAY_DEFAULT;
o->spf_holdtime = OSPF_SPF_HOLDTIME_DEFAULT;
o->spf_max_holdtime = OSPF_SPF_MAX_HOLDTIME_DEFAULT;
o->spf_hold_multiplier = 1;
/* LSA timers value init */
o->lsa_minarrival = OSPF_MIN_LS_ARRIVAL;
o->route_table = OSPF6_ROUTE_TABLE_CREATE(GLOBAL, ROUTES);
o->route_table->scope = o;
o->route_table->hook_add = ospf6_top_route_hook_add;
o->route_table->hook_remove = ospf6_top_route_hook_remove;
o->brouter_table = OSPF6_ROUTE_TABLE_CREATE(GLOBAL, BORDER_ROUTERS);
o->brouter_table->scope = o;
o->brouter_table->hook_add = ospf6_top_brouter_hook_add;
o->brouter_table->hook_remove = ospf6_top_brouter_hook_remove;
o->external_table = OSPF6_ROUTE_TABLE_CREATE(GLOBAL, EXTERNAL_ROUTES);
o->external_table->scope = o;
o->external_id_table = route_table_init();
o->ref_bandwidth = OSPF6_REFERENCE_BANDWIDTH;
o->distance_table = route_table_init();
/* Enable "log-adjacency-changes" */
#if DFLT_OSPF6_LOG_ADJACENCY_CHANGES
SET_FLAG(o->config_flags, OSPF6_LOG_ADJACENCY_CHANGES);
#endif
QOBJ_REG(o, ospf6);
return o;
}
struct ospf_interface *
ospf_if_new (struct ospf *ospf, struct interface *ifp, struct prefix *p)
{
struct ospf_interface *oi;
if ((oi = ospf_if_table_lookup (ifp, p)) == NULL)
{
oi = XCALLOC (MTYPE_OSPF_IF, sizeof (struct ospf_interface));
memset (oi, 0, sizeof (struct ospf_interface));
}
else
return oi;
/* Set zebra interface pointer. */
oi->ifp = ifp;
oi->address = p;
ospf_add_to_if (ifp, oi);
listnode_add (ospf->oiflist, oi);
/* Initialize neighbor list. */
oi->nbrs = route_table_init ();
/* Initialize static neighbor list. */
oi->nbr_nbma = list_new ();
/* Initialize Link State Acknowledgment list. */
oi->ls_ack = list_new ();
oi->ls_ack_direct.ls_ack = list_new ();
/* Set default values. */
ospf_if_reset_variables (oi);
/* Add pseudo neighbor. */
oi->nbr_self = ospf_nbr_new (oi);
oi->ls_upd_queue = route_table_init ();
oi->t_ls_upd_event = NULL;
oi->t_ls_ack_direct = NULL;
oi->crypt_seqnum = time (NULL);
ospf_opaque_type9_lsa_init (oi);
oi->ospf = ospf;
return oi;
}
static struct ospf6 *
ospf6_create (void)
{
struct ospf6 *o;
o = XCALLOC (MTYPE_OSPF6_TOP, sizeof (struct ospf6));
/* initialize */
quagga_gettime (QUAGGA_CLK_MONOTONIC, &o->starttime);
o->area_list = list_new ();
o->area_list->cmp = ospf6_area_cmp;
o->lsdb = ospf6_lsdb_create (o);
o->lsdb_self = ospf6_lsdb_create (o);
o->lsdb->hook_add = ospf6_top_lsdb_hook_add;
o->lsdb->hook_remove = ospf6_top_lsdb_hook_remove;
o->route_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, ROUTES);
o->route_table->scope = o;
o->route_table->hook_add = ospf6_top_route_hook_add;
o->route_table->hook_remove = ospf6_top_route_hook_remove;
o->brouter_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, BORDER_ROUTERS);
o->brouter_table->scope = o;
o->brouter_table->hook_add = ospf6_top_brouter_hook_add;
o->brouter_table->hook_remove = ospf6_top_brouter_hook_remove;
o->external_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, EXTERNAL_ROUTES);
o->external_table->scope = o;
o->external_id_table = route_table_init ();
return o;
}
int
ospf_if_new_hook (struct interface *ifp)
{
int rc = 0;
ifp->info = XMALLOC (MTYPE_OSPF_IF_INFO, sizeof (struct ospf_if_info));
memset (ifp->info, 0, sizeof (struct ospf_if_info));
IF_OIFS (ifp) = route_table_init ();
IF_OIFS_PARAMS (ifp) = route_table_init ();
IF_DEF_PARAMS (ifp) = ospf_new_if_params ();
SET_IF_PARAM (IF_DEF_PARAMS (ifp), transmit_delay);
IF_DEF_PARAMS (ifp)->transmit_delay = OSPF_TRANSMIT_DELAY_DEFAULT;
SET_IF_PARAM (IF_DEF_PARAMS (ifp), retransmit_interval);
IF_DEF_PARAMS (ifp)->retransmit_interval = OSPF_RETRANSMIT_INTERVAL_DEFAULT;
SET_IF_PARAM (IF_DEF_PARAMS (ifp), priority);
IF_DEF_PARAMS (ifp)->priority = OSPF_ROUTER_PRIORITY_DEFAULT;
IF_DEF_PARAMS (ifp)->mtu_ignore = OSPF_MTU_IGNORE_DEFAULT;
SET_IF_PARAM (IF_DEF_PARAMS (ifp), passive_interface);
IF_DEF_PARAMS (ifp)->passive_interface = OSPF_IF_ACTIVE;
SET_IF_PARAM (IF_DEF_PARAMS (ifp), v_hello);
IF_DEF_PARAMS (ifp)->v_hello = OSPF_HELLO_INTERVAL_DEFAULT;
SET_IF_PARAM (IF_DEF_PARAMS (ifp), fast_hello);
IF_DEF_PARAMS (ifp)->fast_hello = OSPF_FAST_HELLO_DEFAULT;
SET_IF_PARAM (IF_DEF_PARAMS (ifp), v_wait);
IF_DEF_PARAMS (ifp)->v_wait = OSPF_ROUTER_DEAD_INTERVAL_DEFAULT;
SET_IF_PARAM (IF_DEF_PARAMS (ifp), auth_simple);
memset (IF_DEF_PARAMS (ifp)->auth_simple, 0, OSPF_AUTH_SIMPLE_SIZE);
SET_IF_PARAM (IF_DEF_PARAMS (ifp), auth_type);
IF_DEF_PARAMS (ifp)->auth_type = OSPF_AUTH_NOTSET;
#ifdef HAVE_OPAQUE_LSA
rc = ospf_opaque_new_if (ifp);
#endif /* HAVE_OPAQUE_LSA */
return rc;
}
/* Register RIPv2-MIB. */
void
rip_snmp_init ()
{
rip_ifaddr_table = route_table_init ();
smux_init (master);
REGISTER_MIB("mibII/rip", rip_variables, variable, rip_oid);
}
/* Register RIPv2-MIB. */
void
rip_snmp_init ()
{
rip_ifaddr_table = route_table_init ();
smux_init (ripd_oid, sizeof (ripd_oid) / sizeof (oid));
REGISTER_MIB("mibII/rip", rip_variables, variable, rip_oid);
smux_start ();
}
void nhrp_zebra_init(void)
{
zebra_rib[AFI_IP] = route_table_init();
zebra_rib[AFI_IP6] = route_table_init();
zclient = zclient_new(master, &zclient_options_default);
zclient->zebra_connected = nhrp_zebra_connected;
zclient->interface_add = nhrp_interface_add;
zclient->interface_delete = nhrp_interface_delete;
zclient->interface_up = nhrp_interface_up;
zclient->interface_down = nhrp_interface_down;
zclient->interface_address_add = nhrp_interface_address_add;
zclient->interface_address_delete = nhrp_interface_address_delete;
zclient->redistribute_route_add = nhrp_route_read;
zclient->redistribute_route_del = nhrp_route_read;
zclient_init(zclient, ZEBRA_ROUTE_NHRP, 0, &nhrpd_privs);
}
int ip4_module_shared_init(struct ip4_module_shared *pms,
struct in_addr *network, struct in_addr *netmask,
struct in_addr *default_route) {
int rv;
pms->rt = route_table_new(ROUTE_TABLE_CAPACITY_MIN);
if (!pms->rt)
return -1;
rv = route_table_init(pms->rt, network, netmask, default_route);
if (rv < 0)
return -1;
return 1;
}
struct ospf6_lsdb *
ospf6_lsdb_create (void *data)
{
struct ospf6_lsdb *lsdb;
lsdb = XCALLOC (MTYPE_OSPF6_LSDB, sizeof (struct ospf6_lsdb));
if (lsdb == NULL)
{
zlog_warn ("Can't malloc lsdb");
return NULL;
}
memset (lsdb, 0, sizeof (struct ospf6_lsdb));
lsdb->data = data;
lsdb->table = route_table_init ();
return lsdb;
}
/* Called when new interface is added. */
static int
if_zebra_new_hook (struct interface *ifp)
{
struct zebra_if *zebra_if;
zebra_if = XCALLOC (MTYPE_TMP, sizeof (struct zebra_if));
zebra_if->multicast = IF_ZEBRA_MULTICAST_UNSPEC;
zebra_if->shutdown = IF_ZEBRA_SHUTDOWN_UNSPEC;
#ifdef RTADV
{
/* Set default router advertise values. */
struct rtadvconf *rtadv;
rtadv = &zebra_if->rtadv;
rtadv->AdvSendAdvertisements = 0;
rtadv->MaxRtrAdvInterval = RTADV_MAX_RTR_ADV_INTERVAL;
rtadv->MinRtrAdvInterval = RTADV_MIN_RTR_ADV_INTERVAL;
rtadv->AdvIntervalTimer = 0;
rtadv->AdvManagedFlag = 0;
rtadv->AdvOtherConfigFlag = 0;
rtadv->AdvHomeAgentFlag = 0;
rtadv->AdvLinkMTU = 0;
rtadv->AdvReachableTime = 0;
rtadv->AdvRetransTimer = 0;
rtadv->AdvCurHopLimit = 0;
rtadv->AdvDefaultLifetime = -1; /* derive from MaxRtrAdvInterval */
rtadv->HomeAgentPreference = 0;
rtadv->HomeAgentLifetime = -1; /* derive from AdvDefaultLifetime */
rtadv->AdvIntervalOption = 0;
rtadv->DefaultPreference = RTADV_PREF_MEDIUM;
rtadv->AdvPrefixList = list_new ();
}
#endif /* RTADV */
/* Initialize installed address chains tree. */
zebra_if->ipv4_subnets = route_table_init ();
ifp->info = zebra_if;
return 0;
}
/* Make new area structure */
struct ospf6_area *
ospf6_area_create (u_int32_t area_id)
{
struct ospf6_area *o6a;
/* allocate memory */
o6a = (struct ospf6_area *) XMALLOC (MTYPE_OSPF6_AREA,
sizeof (struct ospf6_area));
if (!o6a)
{
char str[16];
inet_ntop (AF_INET, &area_id, str, sizeof (str));
zlog_err ("can't allocate memory for Area %s", str);
return NULL;
}
/* initialize */
memset (o6a, 0, sizeof (struct ospf6_area));
inet_ntop (AF_INET, &area_id, o6a->str, sizeof (o6a->str));
o6a->area_id = area_id;
o6a->if_list = list_new ();
#if 0
o6a->lsdb = list_new ();
#endif
o6a->lsdb = ospf6_lsdb_create ();
o6a->spf_tree = ospf6_spftree_create ();
o6a->table_topology = route_table_init ();
/* xxx, set options */
OSPF6_OPT_SET (o6a->options, OSPF6_OPT_V6);
OSPF6_OPT_SET (o6a->options, OSPF6_OPT_E);
OSPF6_OPT_SET (o6a->options, OSPF6_OPT_R);
o6a->foreach_if = ospf6_area_foreach_interface;
o6a->foreach_nei = ospf6_area_foreach_neighbor;
return o6a;
}
static struct ospf6 *
ospf6_create (void)
{
struct ospf6 *o;
o = XCALLOC (MTYPE_OSPF6_TOP, sizeof (struct ospf6));
/* initialize */
quagga_gettime (QUAGGA_CLK_MONOTONIC, &o->starttime);
o->area_list = list_new ();
o->area_list->cmp = ospf6_area_cmp;
o->lsdb = ospf6_lsdb_create (o);
o->lsdb_self = ospf6_lsdb_create (o);
o->lsdb->hook_add = ospf6_top_lsdb_hook_add;
o->lsdb->hook_remove = ospf6_top_lsdb_hook_remove;
o->spf_delay = OSPF_SPF_DELAY_DEFAULT;
o->spf_holdtime = OSPF_SPF_HOLDTIME_DEFAULT;
o->spf_max_holdtime = OSPF_SPF_MAX_HOLDTIME_DEFAULT;
o->spf_hold_multiplier = 1;
o->route_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, ROUTES);
o->route_table->scope = o;
o->route_table->hook_add = ospf6_top_route_hook_add;
o->route_table->hook_remove = ospf6_top_route_hook_remove;
o->brouter_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, BORDER_ROUTERS);
o->brouter_table->scope = o;
o->brouter_table->hook_add = ospf6_top_brouter_hook_add;
o->brouter_table->hook_remove = ospf6_top_brouter_hook_remove;
o->external_table = OSPF6_ROUTE_TABLE_CREATE (GLOBAL, EXTERNAL_ROUTES);
o->external_table->scope = o;
o->external_id_table = route_table_init ();
o->ref_bandwidth = OSPF6_REFERENCE_BANDWIDTH;
return o;
}
struct ospf_interface *
ospf_if_new (struct ospf *ospf, struct interface *ifp, struct prefix *p)
{
struct ospf_interface *oi;
struct ifreq ifreq;
int liteid;
if ((oi = ospf_if_table_lookup (ifp, p)) == NULL)
{
oi = XCALLOC (MTYPE_OSPF_IF, sizeof (struct ospf_interface));
memset (oi, 0, sizeof (struct ospf_interface));
}
else
return oi;
/* Set zebra interface pointer. */
oi->ifp = ifp;
oi->address = p;
ospf_add_to_if (ifp, oi);
listnode_add (ospf->oiflist, oi);
/* Clear self-originated network-LSA. */
oi->network_lsa_self = NULL;
/* Initialize neighbor list. */
oi->nbrs = route_table_init ();
/* Initialize static neighbor list. */
oi->nbr_nbma = list_new ();
/* Initialize Link State Acknowledgment list. */
oi->ls_ack = list_new ();
oi->ls_ack_direct.ls_ack = list_new ();
/* Set default values. */
ospf_if_reset_variables (oi);
/* Add pseudo neighbor. */
oi->nbr_self = ospf_nbr_new (oi);
oi->ls_upd_queue = route_table_init ();
oi->t_ls_upd_event = NULL;
oi->t_ls_ack_direct = NULL;
oi->crypt_seqnum = time (NULL);
#ifdef HAVE_OPAQUE_LSA
ospf_opaque_type9_lsa_init (oi);
#ifdef HAVE_GRACEFUL_RESTART
oi->gr_helping_list= list_new();
oi->gr_lsa = NULL;
oi->t_opaque_lsa_refresh = NULL;
#endif
#endif /* HAVE_OPAQUE_LSA */
oi->ospf = ospf;
if((oi->packet_fd = ospf_sock_init(OSPF_IP_OTHER_PACKET))<0)
{
exit(1);
}
liteid = oi->ospf->litevrfid;
setsockopt (oi->packet_fd, SOL_SOCKET, SO_SET_LITEVRFID, (char *)
&liteid, sizeof (int));
strncpy ((char *)&ifreq.ifr_name,ifp->name,sizeof(ifreq.ifr_name));
setsockopt (oi->packet_fd, SOL_SOCKET, SO_BINDTODEVICE, &ifreq, sizeof (ifreq));
if(oi->t_packet_read == NULL)
oi->t_packet_read = thread_add_read (master, ospf_read_oisock, oi, oi->packet_fd);
return oi;
}
int main() {
int rv;
struct in_addr network, netmask, default_route, next_hop;
struct route_table *rt;
char src[32];
char dst[32];
rt = route_table_new(32);
assert(rt);
inet_pton(AF_INET, "192.168.37.0", &network);
inet_pton(AF_INET, "255.255.255.0", &netmask);
inet_pton(AF_INET, "192.168.37.1", &default_route);
rv = route_table_init(rt, &network, &netmask, &default_route);
if (rv < 0) {
printf("init error\n");
return -1;
}
inet_pton(AF_INET, "6.6.6.4", &network);
inet_pton(AF_INET, "255.255.255.252", &netmask);
inet_pton(AF_INET, "192.168.37.2", &next_hop);
rv = route_table_add(rt, 0, &network, &netmask, &next_hop);
if (rv < 0) {
printf("add error\n");
return -1;
}
printf("route table:\n");
route_table_print(rt);
printf("*************\n");
inet_pton(AF_INET, "192.168.37.1", &network);
rv = route_table_get_route(rt, &network, &next_hop);
if (rv > 0) {
inet_ntop(AF_INET, &network, src, 32);
inet_ntop(AF_INET, &next_hop, dst, 32);
printf("%s -> %s\n", src, dst);
}
inet_pton(AF_INET, "192.168.37.11", &network);
rv = route_table_get_route(rt, &network, &next_hop);
if (rv > 0) {
inet_ntop(AF_INET, &network, src, 32);
inet_ntop(AF_INET, &next_hop, dst, 32);
printf("%s -> %s\n", src, dst);
}
inet_pton(AF_INET, "127.0.0.1", &network);
rv = route_table_get_route(rt, &network, &next_hop);
if (rv > 0) {
inet_ntop(AF_INET, &network, src, 32);
inet_ntop(AF_INET, &next_hop, dst, 32);
printf("%s -> %s\n", src, dst);
}
inet_pton(AF_INET, "6.6.6.3", &network);
rv = route_table_get_route(rt, &network, &next_hop);
if (rv > 0) {
inet_ntop(AF_INET, &network, src, 32);
inet_ntop(AF_INET, &next_hop, dst, 32);
printf("%s -> %s\n", src, dst);
}
inet_pton(AF_INET, "6.6.6.6", &network);
rv = route_table_get_route(rt, &network, &next_hop);
if (rv > 0) {
inet_ntop(AF_INET, &network, src, 32);
inet_ntop(AF_INET, &next_hop, dst, 32);
printf("%s -> %s\n", src, dst);
}
inet_pton(AF_INET, "6.6.6.8", &network);
rv = route_table_get_route(rt, &network, &next_hop);
if (rv > 0) {
inet_ntop(AF_INET, &network, src, 32);
inet_ntop(AF_INET, &next_hop, dst, 32);
printf("%s -> %s\n", src, dst);
}
route_table_delete(rt);
return 0;
}
