bgpd: Abstract bgp_static retrieving/setting from info pointer

The bgp_static data is stored as a void pointer in `struct bgp_node`.
Abstract retrieval of this data and setting of this data
into functions so that in the future we can move around
what is stored in bgp_node.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2018-07-30 10:30:41 -04:00
parent ca2e160d7d
commit a78beeb544
2 changed files with 41 additions and 25 deletions

View File

@ -4845,7 +4845,7 @@ static int bgp_static_set(struct vty *vty, const char *negate,
return CMD_WARNING_CONFIG_FAILED;
}
bgp_static = rn->info;
bgp_static = bgp_static_get_node_info(rn);
if ((label_index != BGP_INVALID_LABEL_INDEX)
&& (label_index != bgp_static->label_index)) {
@ -4867,7 +4867,7 @@ static int bgp_static_set(struct vty *vty, const char *negate,
/* Clear configuration. */
bgp_static_free(bgp_static);
rn->info = NULL;
bgp_static_set_node_info(rn, NULL);
bgp_unlock_node(rn);
bgp_unlock_node(rn);
} else {
@ -4875,10 +4875,9 @@ static int bgp_static_set(struct vty *vty, const char *negate,
/* Set BGP static route configuration. */
rn = bgp_node_get(bgp->route[afi][safi], &p);
if (rn->info) {
bgp_static = bgp_static_get_node_info(rn);
if (bgp_static) {
/* Configuration change. */
bgp_static = rn->info;
/* Label index cannot be changed. */
if (bgp_static->label_index != label_index) {
vty_out(vty, "%% cannot change label-index\n");
@ -4927,7 +4926,7 @@ static int bgp_static_set(struct vty *vty, const char *negate,
bgp_static->rmap.map =
route_map_lookup_by_name(rmap);
}
rn->info = bgp_static;
bgp_static_set_node_info(rn, bgp_static);
}
bgp_static->valid = 1;
@ -4962,14 +4961,16 @@ void bgp_static_add(struct bgp *bgp)
for (rm = bgp_table_top(table); rm;
rm = bgp_route_next(rm)) {
bgp_static = rm->info;
bgp_static =
bgp_static_get_node_info(rm);
bgp_static_update_safi(bgp, &rm->p,
bgp_static, afi,
safi);
}
} else {
bgp_static_update(bgp, &rn->p, rn->info, afi,
safi);
bgp_static_update(bgp, &rn->p,
bgp_static_get_node_info(rn),
afi, safi);
}
}
}
@ -4997,19 +4998,20 @@ void bgp_static_delete(struct bgp *bgp)
for (rm = bgp_table_top(table); rm;
rm = bgp_route_next(rm)) {
bgp_static = rm->info;
bgp_static =
bgp_static_get_node_info(rm);
bgp_static_withdraw_safi(
bgp, &rm->p, AFI_IP, safi,
(struct prefix_rd *)&rn->p);
bgp_static_free(bgp_static);
rn->info = NULL;
bgp_static_set_node_info(rn, NULL);
bgp_unlock_node(rn);
}
} else {
bgp_static = rn->info;
bgp_static = bgp_static_get_node_info(rn);
bgp_static_withdraw(bgp, &rn->p, afi, safi);
bgp_static_free(bgp_static);
rn->info = NULL;
bgp_static_set_node_info(rn, NULL);
bgp_unlock_node(rn);
}
}
@ -5038,13 +5040,14 @@ void bgp_static_redo_import_check(struct bgp *bgp)
for (rm = bgp_table_top(table); rm;
rm = bgp_route_next(rm)) {
bgp_static = rm->info;
bgp_static =
bgp_static_get_node_info(rm);
bgp_static_update_safi(bgp, &rm->p,
bgp_static, afi,
safi);
}
} else {
bgp_static = rn->info;
bgp_static = bgp_static_get_node_info(rn);
bgp_static_update(bgp, &rn->p, bgp_static, afi,
safi);
}
@ -5216,7 +5219,7 @@ int bgp_static_set_safi(afi_t afi, safi_t safi, struct vty *vty,
if (gwip)
prefix_copy(&bgp_static->gatewayIp, &gw_ip);
}
rn->info = bgp_static;
bgp_static_set_node_info(rn, bgp_static);
bgp_static->valid = 1;
bgp_static_update_safi(bgp, &p, bgp_static, afi, safi);
@ -5278,9 +5281,9 @@ int bgp_static_unset_safi(afi_t afi, safi_t safi, struct vty *vty,
if (rn) {
bgp_static_withdraw_safi(bgp, &p, afi, safi, &prd);
bgp_static = rn->info;
bgp_static = bgp_static_get_node_info(rn);
bgp_static_free(bgp_static);
rn->info = NULL;
bgp_static_set_node_info(rn, NULL);
bgp_unlock_node(rn);
bgp_unlock_node(rn);
} else
@ -10776,7 +10779,7 @@ static int bgp_distance_set(struct vty *vty, const char *distance_str,
bgp_unlock_node(rn);
else {
bdistance = bgp_distance_new();
bgp_distance_set_node(rn, bdistance);
bgp_distance_set_node_info(rn, bdistance);
}
/* Set distance value. */
@ -10875,7 +10878,7 @@ uint8_t bgp_distance_apply(struct prefix *p, struct bgp_info *rinfo, afi_t afi,
/* Backdoor check. */
rn = bgp_node_lookup(bgp->route[afi][safi], p);
if (rn) {
bgp_static = rn->info;
bgp_static = bgp_static_get_node_info(rn);
bgp_unlock_node(rn);
if (bgp_static->backdoor) {
@ -11290,7 +11293,8 @@ static void bgp_config_write_network_vpn(struct vty *vty, struct bgp *bgp,
continue;
for (rn = bgp_table_top(table); rn; rn = bgp_route_next(rn)) {
if ((bgp_static = rn->info) == NULL)
bgp_static = bgp_static_get_node_info(rn);
if (bgp_static == NULL)
continue;
p = &rn->p;
@ -11339,7 +11343,8 @@ static void bgp_config_write_network_evpn(struct vty *vty, struct bgp *bgp,
continue;
for (rn = bgp_table_top(table); rn; rn = bgp_route_next(rn)) {
if ((bgp_static = rn->info) == NULL)
bgp_static = bgp_static_get_node_info(rn);
if (bgp_static == NULL)
continue;
char *macrouter = NULL;
@ -11414,7 +11419,8 @@ void bgp_config_write_network(struct vty *vty, struct bgp *bgp, afi_t afi,
/* Network configuration. */
for (rn = bgp_table_top(bgp->route[afi][safi]); rn;
rn = bgp_route_next(rn)) {
if ((bgp_static = rn->info) == NULL)
bgp_static = bgp_static_get_node_info(rn);
if (bgp_static == NULL)
continue;
p = &rn->p;

View File

@ -331,10 +331,20 @@ static inline struct bgp_distance *bgp_distance_get_node(struct bgp_node *node)
return node->info;
}
static inline void bgp_distance_set_node(struct bgp_node *node,
struct bgp_distance *distance)
static inline void bgp_distance_set_node_info(struct bgp_node *node,
struct bgp_distance *distance)
{
node->info = distance;
}
static inline struct bgp_static *bgp_static_get_node_info(struct bgp_node *node)
{
return node->info;
}
static inline void bgp_static_set_node_info(struct bgp_node *node,
struct bgp_static *bgp_static)
{
node->info = bgp_static;
}
#endif /* _QUAGGA_BGP_TABLE_H */