+// SPDX-License-Identifier: GPL-2.0-or-later
/* RIPv2 routemap.
* Copyright (C) 2005 6WIND <alain.ritoux@6wind.com>
* Copyright (C) 1999 Kunihiro Ishiguro <kunihiro@zebra.org>
- *
- * This file is part of GNU Zebra.
- *
- * GNU Zebra is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2, or (at your option) any
- * later version.
- *
- * GNU Zebra is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; see the file COPYING; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <zebra.h>
/* `match metric METRIC' */
/* Match function return 1 if match is success else return zero. */
static enum route_map_cmd_result_t
-route_match_metric(void *rule, const struct prefix *prefix,
- route_map_object_t type, void *object)
+route_match_metric(void *rule, const struct prefix *prefix, void *object)
{
uint32_t *metric;
uint32_t check;
struct rip_info *rinfo;
- if (type == RMAP_RIP) {
- metric = rule;
- rinfo = object;
-
- /* If external metric is available, the route-map should
- work on this one (for redistribute purpose) */
- check = (rinfo->external_metric) ? rinfo->external_metric
- : rinfo->metric;
- if (check == *metric)
- return RMAP_MATCH;
- else
- return RMAP_NOMATCH;
- }
- return RMAP_NOMATCH;
+ metric = rule;
+ rinfo = object;
+
+ /* If external metric is available, the route-map should
+ work on this one (for redistribute purpose) */
+ check = (rinfo->external_metric) ? rinfo->external_metric
+ : rinfo->metric;
+ if (check == *metric)
+ return RMAP_MATCH;
+ else
+ return RMAP_NOMATCH;
}
/* Route map `match metric' match statement. `arg' is METRIC value */
/* `match interface IFNAME' */
/* Match function return 1 if match is success else return zero. */
static enum route_map_cmd_result_t
-route_match_interface(void *rule, const struct prefix *prefix,
- route_map_object_t type, void *object)
+route_match_interface(void *rule, const struct prefix *prefix, void *object)
{
struct rip_info *rinfo;
struct interface *ifp;
char *ifname;
- if (type == RMAP_RIP) {
- ifname = rule;
- ifp = if_lookup_by_name(ifname, VRF_DEFAULT);
+ ifname = rule;
+ ifp = if_lookup_by_name(ifname, VRF_DEFAULT);
- if (!ifp)
- return RMAP_NOMATCH;
+ if (!ifp)
+ return RMAP_NOMATCH;
- rinfo = object;
+ rinfo = object;
- if (rinfo->ifindex_out == ifp->ifindex
- || rinfo->nh.ifindex == ifp->ifindex)
- return RMAP_MATCH;
- else
- return RMAP_NOMATCH;
- }
- return RMAP_NOMATCH;
+ if (rinfo->ifindex_out == ifp->ifindex
+ || rinfo->nh.ifindex == ifp->ifindex)
+ return RMAP_MATCH;
+ else
+ return RMAP_NOMATCH;
}
/* Route map `match interface' match statement. `arg' is IFNAME value */
/* Match function return 1 if match is success else return zero. */
static enum route_map_cmd_result_t
-route_match_ip_next_hop(void *rule, const struct prefix *prefix,
- route_map_object_t type, void *object)
+route_match_ip_next_hop(void *rule, const struct prefix *prefix, void *object)
{
struct access_list *alist;
struct rip_info *rinfo;
struct prefix_ipv4 p;
- if (type == RMAP_RIP) {
- rinfo = object;
- p.family = AF_INET;
- p.prefix = (rinfo->nh.gate.ipv4.s_addr) ? rinfo->nh.gate.ipv4
- : rinfo->from;
- p.prefixlen = IPV4_MAX_BITLEN;
+ rinfo = object;
+ p.family = AF_INET;
+ p.prefix = (rinfo->nh.gate.ipv4.s_addr != INADDR_ANY)
+ ? rinfo->nh.gate.ipv4
+ : rinfo->from;
+ p.prefixlen = IPV4_MAX_BITLEN;
- alist = access_list_lookup(AFI_IP, (char *)rule);
- if (alist == NULL)
- return RMAP_NOMATCH;
+ alist = access_list_lookup(AFI_IP, (char *)rule);
+ if (alist == NULL)
+ return RMAP_NOMATCH;
- return (access_list_apply(alist, &p) == FILTER_DENY
- ? RMAP_NOMATCH
- : RMAP_MATCH);
- }
- return RMAP_NOMATCH;
+ return (access_list_apply(alist, &p) == FILTER_DENY ? RMAP_NOMATCH
+ : RMAP_MATCH);
}
/* Route map `ip next-hop' match statement. `arg' should be
static enum route_map_cmd_result_t
route_match_ip_next_hop_prefix_list(void *rule, const struct prefix *prefix,
- route_map_object_t type, void *object)
+ void *object)
{
struct prefix_list *plist;
struct rip_info *rinfo;
struct prefix_ipv4 p;
- if (type == RMAP_RIP) {
- rinfo = object;
- p.family = AF_INET;
- p.prefix = (rinfo->nh.gate.ipv4.s_addr) ? rinfo->nh.gate.ipv4
- : rinfo->from;
- p.prefixlen = IPV4_MAX_BITLEN;
+ rinfo = object;
+ p.family = AF_INET;
+ p.prefix = (rinfo->nh.gate.ipv4.s_addr != INADDR_ANY)
+ ? rinfo->nh.gate.ipv4
+ : rinfo->from;
+ p.prefixlen = IPV4_MAX_BITLEN;
- plist = prefix_list_lookup(AFI_IP, (char *)rule);
- if (plist == NULL)
- return RMAP_NOMATCH;
+ plist = prefix_list_lookup(AFI_IP, (char *)rule);
+ if (plist == NULL)
+ return RMAP_NOMATCH;
- return (prefix_list_apply(plist, &p) == PREFIX_DENY
- ? RMAP_NOMATCH
- : RMAP_MATCH);
- }
- return RMAP_NOMATCH;
+ return (prefix_list_apply(plist, &p) == PREFIX_DENY ? RMAP_NOMATCH
+ : RMAP_MATCH);
}
static void *route_match_ip_next_hop_prefix_list_compile(const char *arg)
static enum route_map_cmd_result_t
route_match_ip_next_hop_type(void *rule, const struct prefix *prefix,
- route_map_object_t type, void *object)
+ void *object)
{
struct rip_info *rinfo;
- if (type == RMAP_RIP && prefix->family == AF_INET) {
+ if (prefix->family == AF_INET) {
rinfo = (struct rip_info *)object;
if (!rinfo)
return RMAP_NOMATCH;
/* Match function should return 1 if match is success else return
zero. */
static enum route_map_cmd_result_t
-route_match_ip_address(void *rule, const struct prefix *prefix,
- route_map_object_t type, void *object)
+route_match_ip_address(void *rule, const struct prefix *prefix, void *object)
{
struct access_list *alist;
- if (type == RMAP_RIP) {
- alist = access_list_lookup(AFI_IP, (char *)rule);
- if (alist == NULL)
- return RMAP_NOMATCH;
+ alist = access_list_lookup(AFI_IP, (char *)rule);
+ if (alist == NULL)
+ return RMAP_NOMATCH;
- return (access_list_apply(alist, prefix) == FILTER_DENY
- ? RMAP_NOMATCH
- : RMAP_MATCH);
- }
- return RMAP_NOMATCH;
+ return (access_list_apply(alist, prefix) == FILTER_DENY ? RMAP_NOMATCH
+ : RMAP_MATCH);
}
/* Route map `ip address' match statement. `arg' should be
static enum route_map_cmd_result_t
route_match_ip_address_prefix_list(void *rule, const struct prefix *prefix,
- route_map_object_t type, void *object)
+ void *object)
{
struct prefix_list *plist;
- if (type == RMAP_RIP) {
- plist = prefix_list_lookup(AFI_IP, (char *)rule);
- if (plist == NULL)
- return RMAP_NOMATCH;
+ plist = prefix_list_lookup(AFI_IP, (char *)rule);
+ if (plist == NULL)
+ return RMAP_NOMATCH;
- return (prefix_list_apply(plist, prefix) == PREFIX_DENY
- ? RMAP_NOMATCH
- : RMAP_MATCH);
- }
- return RMAP_NOMATCH;
+ return (prefix_list_apply(plist, prefix) == PREFIX_DENY ? RMAP_NOMATCH
+ : RMAP_MATCH);
}
static void *route_match_ip_address_prefix_list_compile(const char *arg)
/* `match tag TAG' */
/* Match function return 1 if match is success else return zero. */
static enum route_map_cmd_result_t
-route_match_tag(void *rule, const struct prefix *p, route_map_object_t type,
- void *object)
+route_match_tag(void *rule, const struct prefix *p, void *object)
{
route_tag_t *tag;
struct rip_info *rinfo;
route_tag_t rinfo_tag;
- if (type == RMAP_RIP) {
- tag = rule;
- rinfo = object;
+ tag = rule;
+ rinfo = object;
- /* The information stored by rinfo is host ordered. */
- rinfo_tag = rinfo->tag;
- if (rinfo_tag == *tag)
- return RMAP_MATCH;
- else
- return RMAP_NOMATCH;
- }
- return RMAP_NOMATCH;
+ /* The information stored by rinfo is host ordered. */
+ rinfo_tag = rinfo->tag;
+ if (rinfo_tag == *tag)
+ return RMAP_MATCH;
+ else
+ return RMAP_NOMATCH;
}
/* Route map commands for tag matching. */
/* Set metric to attribute. */
static enum route_map_cmd_result_t
-route_set_metric(void *rule, const struct prefix *prefix,
- route_map_object_t type, void *object)
+route_set_metric(void *rule, const struct prefix *prefix, void *object)
{
- if (type == RMAP_RIP) {
- struct rip_metric_modifier *mod;
- struct rip_info *rinfo;
+ struct rip_metric_modifier *mod;
+ struct rip_info *rinfo;
- mod = rule;
- rinfo = object;
+ mod = rule;
+ rinfo = object;
- if (!mod->used)
- return RMAP_OKAY;
+ if (!mod->used)
+ return RMAP_OKAY;
- if (mod->type == metric_increment)
- rinfo->metric_out += mod->metric;
- else if (mod->type == metric_decrement)
- rinfo->metric_out -= mod->metric;
- else if (mod->type == metric_absolute)
- rinfo->metric_out = mod->metric;
+ if (mod->type == metric_increment)
+ rinfo->metric_out += mod->metric;
+ else if (mod->type == metric_decrement)
+ rinfo->metric_out -= mod->metric;
+ else if (mod->type == metric_absolute)
+ rinfo->metric_out = mod->metric;
- if ((signed int)rinfo->metric_out < 1)
- rinfo->metric_out = 1;
- if (rinfo->metric_out > RIP_METRIC_INFINITY)
- rinfo->metric_out = RIP_METRIC_INFINITY;
+ if ((signed int)rinfo->metric_out < 1)
+ rinfo->metric_out = 1;
+ if (rinfo->metric_out > RIP_METRIC_INFINITY)
+ rinfo->metric_out = RIP_METRIC_INFINITY;
- rinfo->metric_set = 1;
- }
+ rinfo->metric_set = 1;
return RMAP_OKAY;
}
if (metric > RIP_METRIC_INFINITY) {
zlog_info(
"%s: Metric specified: %ld is greater than RIP_METRIC_INFINITY, using INFINITY instead",
- __PRETTY_FUNCTION__, metric);
+ __func__, metric);
mod->metric = RIP_METRIC_INFINITY;
} else
mod->metric = metric;
/* `set ip next-hop IP_ADDRESS' */
-/* Set nexthop to object. ojbect must be pointer to struct attr. */
-static enum route_map_cmd_result_t route_set_ip_nexthop(void *rule,
- const struct prefix *prefix,
- route_map_object_t type,
- void *object)
+/* Set nexthop to object. object must be pointer to struct attr. */
+static enum route_map_cmd_result_t
+route_set_ip_nexthop(void *rule, const struct prefix *prefix,
+
+ void *object)
{
struct in_addr *address;
struct rip_info *rinfo;
- if (type == RMAP_RIP) {
- /* Fetch routemap's rule information. */
- address = rule;
- rinfo = object;
+ /* Fetch routemap's rule information. */
+ address = rule;
+ rinfo = object;
- /* Set next hop value. */
- rinfo->nexthop_out = *address;
- }
+ /* Set next hop value. */
+ rinfo->nexthop_out = *address;
return RMAP_OKAY;
}
/* `set tag TAG' */
-/* Set tag to object. ojbect must be pointer to struct attr. */
+/* Set tag to object. object must be pointer to struct attr. */
static enum route_map_cmd_result_t
-route_set_tag(void *rule, const struct prefix *prefix, route_map_object_t type,
- void *object)
+route_set_tag(void *rule, const struct prefix *prefix, void *object)
{
route_tag_t *tag;
struct rip_info *rinfo;
- if (type == RMAP_RIP) {
- /* Fetch routemap's rule information. */
- tag = rule;
- rinfo = object;
+ /* Fetch routemap's rule information. */
+ tag = rule;
+ rinfo = object;
- /* Set next hop value. */
- rinfo->tag_out = *tag;
- }
+ /* Set next hop value. */
+ rinfo->tag_out = *tag;
return RMAP_OKAY;
}
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