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ospfd: Cleanup some awful deep indentation in ospf_zebra.c

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Signed-off-by: Donald Sharp <sharpd@nvidia.com>
This commit is contained in:
Donald Sharp 2021-04-17 17:57:25 -04:00
parent 8ad44ef497
commit 6ec9c6a899
1 changed files with 201 additions and 221 deletions
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130
ospfd/ospf_zebra.c
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@ -1262,7 +1262,6 @@ static int ospf_zebra_read_route(ZAPI_CALLBACK_ARGS)
return 0;
}
if (ospf->router_id.s_addr != INADDR_ANY) {
if (ei) {
if (is_prefix_default(&p))
ospf_external_lsa_refresh_default(ospf);
else {
@ -1271,28 +1270,25 @@ static int ospf_zebra_read_route(ZAPI_CALLBACK_ARGS)
struct ospf_lsa *lsa = NULL;
struct in_addr mask;
aggr = ospf_external_aggr_match(ospf,
&ei->p);
aggr = ospf_external_aggr_match(ospf, &ei->p);
if (aggr) {
/* Check the AS-external-LSA
* should be originated.
*/
if (!ospf_redistribute_check(
ospf, ei, NULL))
if (!ospf_redistribute_check(ospf, ei,
NULL))
return 0;
if (IS_DEBUG_OSPF(
lsa,
EXTNL_LSA_AGGR))
if (IS_DEBUG_OSPF(lsa, EXTNL_LSA_AGGR))
zlog_debug(
"%s: Send Aggreate LSA (%pI4/%d)",
__func__,
&aggr->p.prefix,
aggr->p.prefixlen);
ospf_originate_summary_lsa(
ospf, aggr, ei);
ospf_originate_summary_lsa(ospf, aggr,
ei);
/* Handling the case where the
* external route prefix
@ -1302,21 +1298,17 @@ static int ospf_zebra_read_route(ZAPI_CALLBACK_ARGS)
* external LSA.
*/
if (prefix_same(
(struct prefix
*)&aggr->p,
(struct prefix *)&ei
->p))
(struct prefix *)&aggr->p,
(struct prefix *)&ei->p))
return 0;
lsa = ospf_external_info_find_lsa(
ospf, &ei->p);
if (lsa) {
al = (struct
as_external_lsa *)
al = (struct as_external_lsa *)
lsa->data;
masklen2ip(
ei->p.prefixlen,
masklen2ip(ei->p.prefixlen,
&mask);
if (mask.s_addr
@ -1324,14 +1316,13 @@ static int ospf_zebra_read_route(ZAPI_CALLBACK_ARGS)
return 0;
ospf_external_lsa_flush(
ospf, ei->type,
&ei->p, 0);
ospf, ei->type, &ei->p,
0);
}
} else {
struct ospf_lsa *current;
current =
ospf_external_info_find_lsa(
current = ospf_external_info_find_lsa(
ospf, &ei->p);
if (!current) {
/* Check the
@ -1340,8 +1331,7 @@ static int ospf_zebra_read_route(ZAPI_CALLBACK_ARGS)
* originated.
*/
if (!ospf_redistribute_check(
ospf, ei,
NULL))
ospf, ei, NULL))
return 0;
ospf_external_lsa_originate(
@ -1355,15 +1345,13 @@ static int ospf_zebra_read_route(ZAPI_CALLBACK_ARGS)
__func__,
&p.prefix);
ospf_external_lsa_refresh(
ospf, current,
ei,
ospf, current, ei,
LSA_REFRESH_FORCE,
false);
}
}
}
}
}
/*
* Check if default-information originate is
@ -1371,14 +1359,13 @@ static int ospf_zebra_read_route(ZAPI_CALLBACK_ARGS)
*/
ospf_external_lsa_default_routemap_apply(ospf, ei, cmd);
} else /* if (cmd == ZEBRA_REDISTRIBUTE_ROUTE_DEL) */
{
} else { /* if (cmd == ZEBRA_REDISTRIBUTE_ROUTE_DEL) */
struct ospf_external_aggr_rt *aggr;
ei = ospf_external_info_lookup(ospf, rt_type, api.instance, &p);
if (ei == NULL)
return 0;
else
/*
* Check if default-information originate i
* with some routemap prefix/access list match.
@ -1405,7 +1392,6 @@ static int ospf_zebra_read_route(ZAPI_CALLBACK_ARGS)
}
}
return 0;
}
@ -1490,28 +1476,28 @@ static int ospf_distribute_list_update_timer(struct thread *thread)
rt = ext->external_info;
if (!rt)
continue;
for (rn = route_top(rt); rn; rn = route_next(rn))
if ((ei = rn->info) != NULL) {
for (rn = route_top(rt); rn; rn = route_next(rn)) {
ei = rn->info;
if (!ei)
continue;
if (is_prefix_default(&ei->p))
default_refresh = 1;
else {
struct ospf_external_aggr_rt
*aggr;
aggr = ospf_external_aggr_match(
ospf, &ei->p);
struct ospf_external_aggr_rt *aggr;
aggr = ospf_external_aggr_match(ospf,
&ei->p);
if (aggr) {
/* Check the
* AS-external-LSA
* should be originated.
*/
if (!ospf_redistribute_check(
ospf, ei,
NULL)) {
ospf, ei, NULL)) {
ospf_unlink_ei_from_aggr(
ospf,
aggr,
ei);
ospf, aggr, ei);
continue;
}
@ -1531,8 +1517,7 @@ static int ospf_distribute_list_update_timer(struct thread *thread)
ospf, aggr, ei);
} else if (
(lsa = ospf_external_info_find_lsa(
ospf,
&ei->p))) {
ospf, &ei->p))) {
int force =
LSA_REFRESH_IF_CHANGED;
/* If this is a MaxAge
@ -1557,12 +1542,11 @@ static int ospf_distribute_list_update_timer(struct thread *thread)
force = LSA_REFRESH_FORCE;
ospf_external_lsa_refresh(
ospf, lsa, ei,
force, false);
ospf, lsa, ei, force,
false);
} else {
if (!ospf_redistribute_check(
ospf, ei,
NULL))
ospf, ei, NULL))
continue;
ospf_external_lsa_originate(
ospf, ei);
@ -1718,17 +1702,16 @@ void ospf_prefix_list_update(struct prefix_list *plist)
struct ospf_redist *red;
red_list = ospf->redist[type];
if (red_list) {
for (ALL_LIST_ELEMENTS_RO(red_list, node,
red)) {
if (!red_list)
continue;
for (ALL_LIST_ELEMENTS_RO(red_list, node, red)) {
if (ROUTEMAP(red)) {
/* if route-map is not NULL
* it may be using
* this prefix list */
ospf_distribute_list_update(
ospf, type,
red->instance);
}
ospf, type, red->instance);
}
}
}
@ -1736,26 +1719,22 @@ void ospf_prefix_list_update(struct prefix_list *plist)
/* Update area filter-lists. */
for (ALL_LIST_ELEMENTS_RO(ospf->areas, node, area)) {
/* Update filter-list in. */
if (PREFIX_NAME_IN(area))
if (strcmp(PREFIX_NAME_IN(area),
if (PREFIX_NAME_IN(area)
&& strcmp(PREFIX_NAME_IN(area),
prefix_list_name(plist))
== 0) {
PREFIX_LIST_IN(area) =
prefix_list_lookup(
AFI_IP,
PREFIX_NAME_IN(area));
PREFIX_LIST_IN(area) = prefix_list_lookup(
AFI_IP, PREFIX_NAME_IN(area));
abr_inv++;
}
/* Update filter-list out. */
if (PREFIX_NAME_OUT(area))
if (strcmp(PREFIX_NAME_OUT(area),
if (PREFIX_NAME_OUT(area)
&& strcmp(PREFIX_NAME_OUT(area),
prefix_list_name(plist))
== 0) {
PREFIX_LIST_IN(area) =
prefix_list_lookup(
AFI_IP,
PREFIX_NAME_OUT(area));
PREFIX_LIST_IN(area) = prefix_list_lookup(
AFI_IP, PREFIX_NAME_OUT(area));
abr_inv++;
}
}
@ -1857,8 +1836,11 @@ void ospf_distance_reset(struct ospf *ospf)
struct route_node *rn;
struct ospf_distance *odistance;
for (rn = route_top(ospf->distance_table); rn; rn = route_next(rn))
if ((odistance = rn->info) != NULL) {
for (rn = route_top(ospf->distance_table); rn; rn = route_next(rn)) {
odistance = rn->info;
if (!odistance)
continue;
if (odistance->access_list)
free(odistance->access_list);
ospf_distance_free(odistance);
@ -1874,17 +1856,15 @@ uint8_t ospf_distance_apply(struct ospf *ospf, struct prefix_ipv4 *p,
if (ospf == NULL)
return 0;
if (ospf->distance_intra)
if (or->path_type == OSPF_PATH_INTRA_AREA)
if (ospf->distance_intra && or->path_type == OSPF_PATH_INTRA_AREA)
return ospf->distance_intra;
if (ospf->distance_inter)
if (or->path_type == OSPF_PATH_INTER_AREA)
if (ospf->distance_inter && or->path_type == OSPF_PATH_INTER_AREA)
return ospf->distance_inter;
if (ospf->distance_external)
if (or->path_type == OSPF_PATH_TYPE1_EXTERNAL ||
or->path_type == OSPF_PATH_TYPE2_EXTERNAL)
if (ospf->distance_external
&& (or->path_type == OSPF_PATH_TYPE1_EXTERNAL ||
or->path_type == OSPF_PATH_TYPE2_EXTERNAL))
return ospf->distance_external;
if (ospf->distance_all)