lib: Modifications to route-map NB

This commit introduces the changes to the library route-map
north-bound callback implementation in order to align it to
the modified yang definitions.

Signed-off-by: NaveenThanikachalam <nthanikachal@vmware.com>
Signed-off-by: Sarita Patra <saritap@vmware.com>

1 files changed, 360 insertions, 169 deletions

diff --git a/lib/routemap.h b/lib/routemap.h
index f1791405db..6385193bbf 100644
--- a/lib/routemap.h
+++ b/lib/routemap.h
@@ -229,6 +229,144 @@ struct route_map {
 };
 DECLARE_QOBJ_TYPE(route_map);
 
+/* Route-map match conditions */
+#define IS_MATCH_INTERFACE(C)                                                  \
+	(strmatch(C, "frr-route-map:interface"))
+#define IS_MATCH_IPv4_ADDRESS_LIST(C)                                          \
+	(strmatch(C, "frr-route-map:ipv4-address-list"))
+#define IS_MATCH_IPv6_ADDRESS_LIST(C)                                          \
+	(strmatch(C, "frr-route-map:ipv6-address-list"))
+#define IS_MATCH_IPv4_NEXTHOP_LIST(C)                                          \
+	(strmatch(C, "frr-route-map:ipv4-next-hop-list"))
+#define IS_MATCH_IPv4_PREFIX_LIST(C)                                           \
+	(strmatch(C, "frr-route-map:ipv4-prefix-list"))
+#define IS_MATCH_IPv6_PREFIX_LIST(C)                                           \
+	(strmatch(C, "frr-route-map:ipv6-prefix-list"))
+#define IS_MATCH_IPv4_NEXTHOP_PREFIX_LIST(C)                                   \
+	(strmatch(C, "frr-route-map:ipv4-next-hop-prefix-list"))
+#define IS_MATCH_IPv4_NEXTHOP_TYPE(C)                                          \
+	(strmatch(C, "frr-route-map:ipv4-next-hop-type"))
+#define IS_MATCH_IPv6_NEXTHOP_TYPE(C)                                          \
+	(strmatch(C, "frr-route-map:ipv6-next-hop-type"))
+#define IS_MATCH_METRIC(C)                                                     \
+	(strmatch(C, "frr-route-map:match-metric"))
+#define IS_MATCH_TAG(C) (strmatch(C, "frr-route-map:match-tag"))
+/* Zebra route-map match conditions */
+#define IS_MATCH_IPv4_PREFIX_LEN(C)                                            \
+	(strmatch(C, "frr-zebra-route-map:ipv4-prefix-length"))
+#define IS_MATCH_IPv6_PREFIX_LEN(C)                                            \
+	(strmatch(C, "frr-zebra-route-map:ipv6-prefix-length"))
+#define IS_MATCH_IPv4_NH_PREFIX_LEN(C)                                         \
+	(strmatch(C, "frr-zebra-route-map:ipv4-next-hop-prefix-length"))
+#define IS_MATCH_SRC_PROTO(C)                                                  \
+	(strmatch(C, "frr-zebra-route-map:source-protocol"))
+#define IS_MATCH_SRC_INSTANCE(C)                                               \
+	(strmatch(C, "frr-zebra-route-map:source-instance"))
+/* BGP route-map match conditions */
+#define IS_MATCH_LOCAL_PREF(C)                                                 \
+	(strmatch(C, "frr-bgp-route-map:match-local-preference"))
+#define IS_MATCH_ORIGIN(C)                                                     \
+	(strmatch(C, "frr-bgp-route-map:match-origin"))
+#define IS_MATCH_RPKI(C) (strmatch(C, "frr-bgp-route-map:rpki"))
+#define IS_MATCH_PROBABILITY(C)                                                \
+	(strmatch(C, "frr-bgp-route-map:probability"))
+#define IS_MATCH_SRC_VRF(C)                                                    \
+	(strmatch(C, "frr-bgp-route-map:source-vrf"))
+#define IS_MATCH_PEER(C) (strmatch(C, "frr-bgp-route-map:peer"))
+#define IS_MATCH_AS_LIST(C)                                                    \
+	(strmatch(C, "frr-bgp-route-map:as-path-list"))
+#define IS_MATCH_MAC_LIST(C)                                                   \
+	(strmatch(C, "frr-bgp-route-map:mac-address-list"))
+#define IS_MATCH_EVPN_ROUTE_TYPE(C)                                            \
+	(strmatch(C, "frr-bgp-route-map:evpn-route-type"))
+#define IS_MATCH_EVPN_DEFAULT_ROUTE(C)                                         \
+	(strmatch(C, "frr-bgp-route-map:evpn-default-route"))
+#define IS_MATCH_EVPN_VNI(C)                                                   \
+	(strmatch(C, "frr-bgp-route-map:evpn-vni"))
+#define IS_MATCH_EVPN_DEFAULT_ROUTE(C)                                         \
+	(strmatch(C, "frr-bgp-route-map:evpn-default-route"))
+#define IS_MATCH_EVPN_RD(C)                                                    \
+	(strmatch(C, "frr-bgp-route-map:evpn-rd"))
+#define IS_MATCH_ROUTE_SRC(C)                                                  \
+	(strmatch(C, "frr-bgp-route-map:ip-route-source"))
+#define IS_MATCH_ROUTE_SRC_PL(C)                                               \
+	(strmatch(C, "frr-bgp-route-map:ip-route-source-prefix-list"))
+#define IS_MATCH_COMMUNITY(C)                                                  \
+	(strmatch(C, "frr-bgp-route-map:match-community"))
+#define IS_MATCH_LCOMMUNITY(C)                                                 \
+	(strmatch(C, "frr-bgp-route-map:match-large-community"))
+#define IS_MATCH_EXTCOMMUNITY(C)                                               \
+	(strmatch(C, "frr-bgp-route-map:match-extcommunity"))
+#define IS_MATCH_IPV4_NH(C)                                                    \
+	(strmatch(C, "frr-bgp-route-map:ipv4-nexthop"))
+#define IS_MATCH_IPV6_NH(C)                                                    \
+	(strmatch(C, "frr-bgp-route-map:ipv6-nexthop"))
+
+/* Route-map set actions */
+#define IS_SET_IPv4_NH(A)                                                      \
+	(strmatch(A, "frr-route-map:ipv4-next-hop"))
+#define IS_SET_IPv6_NH(A)                                                      \
+	(strmatch(A, "frr-route-map:ipv6-next-hop"))
+#define IS_SET_METRIC(A)                                                       \
+	(strmatch(A, "frr-route-map:set-metric"))
+#define IS_SET_TAG(A) (strmatch(A, "frr-route-map:set-tag"))
+#define IS_SET_SR_TE_COLOR(A)                                                  \
+	(strmatch(A, "frr-route-map:set-sr-te-color"))
+/* Zebra route-map set actions */
+#define IS_SET_SRC(A)                                                          \
+	(strmatch(A, "frr-zebra-route-map:src-address"))
+/* OSPF route-map set actions */
+#define IS_SET_METRIC_TYPE(A)                                                  \
+	(strmatch(A, "frr-ospf-route-map:metric-type"))
+#define IS_SET_FORWARDING_ADDR(A)                                              \
+	(strmatch(A, "frr-ospf6-route-map:forwarding-address"))
+/* BGP route-map_set actions */
+#define IS_SET_WEIGHT(A)                                                       \
+	(strmatch(A, "frr-bgp-route-map:weight"))
+#define IS_SET_TABLE(A) (strmatch(A, "frr-bgp-route-map:table"))
+#define IS_SET_LOCAL_PREF(A)                                                   \
+	(strmatch(A, "frr-bgp-route-map:set-local-preference"))
+#define IS_SET_LABEL_INDEX(A)                                                  \
+	(strmatch(A, "frr-bgp-route-map:label-index"))
+#define IS_SET_DISTANCE(A)                                                     \
+	(strmatch(A, "frr-bgp-route-map:distance"))
+#define IS_SET_ORIGIN(A)                                                       \
+	(strmatch(A, "frr-bgp-route-map:set-origin"))
+#define IS_SET_ATOMIC_AGGREGATE(A)                                             \
+	(strmatch(A, "frr-bgp-route-map:atomic-aggregate"))
+#define IS_SET_ORIGINATOR_ID(A)                                                \
+	(strmatch(A, "frr-bgp-route-map:originator-id"))
+#define IS_SET_COMM_LIST_DEL(A)                                                \
+	(strmatch(A, "frr-bgp-route-map:comm-list-delete"))
+#define IS_SET_LCOMM_LIST_DEL(A)                                               \
+	(strmatch(A, "frr-bgp-route-map:large-comm-list-delete"))
+#define IS_SET_LCOMMUNITY(A)                                                   \
+	(strmatch(A, "frr-bgp-route-map:set-large-community"))
+#define IS_SET_COMMUNITY(A)                                                    \
+	(strmatch(A, "frr-bgp-route-map:set-community"))
+#define IS_SET_EXTCOMMUNITY_RT(A)                                              \
+	(strmatch(A, "frr-bgp-route-map:set-extcommunity-rt"))
+#define IS_SET_EXTCOMMUNITY_SOO(A)                                             \
+	(strmatch(A, "frr-bgp-route-map:set-extcommunity-soo"))
+#define IS_SET_AGGREGATOR(A)                                                   \
+	(strmatch(A, "frr-bgp-route-map:aggregator"))
+#define IS_SET_AS_PREPEND(A)                                                   \
+	(strmatch(A, "frr-bgp-route-map:as-path-prepend"))
+#define IS_SET_AS_EXCLUDE(A)                                                   \
+	(strmatch(A, "frr-bgp-route-map:as-path-exclude"))
+#define IS_SET_IPV6_NH_GLOBAL(A)                                               \
+	(strmatch(A, "frr-bgp-route-map:ipv6-nexthop-global"))
+#define IS_SET_IPV6_VPN_NH(A)                                                  \
+	(strmatch(A, "frr-bgp-route-map:ipv6-vpn-address"))
+#define IS_SET_IPV6_PEER_ADDR(A)                                               \
+	(strmatch(A, "frr-bgp-route-map:ipv6-peer-address"))
+#define IS_SET_IPV6_PREFER_GLOBAL(A)                                           \
+	(strmatch(A, "frr-bgp-route-map:ipv6-prefer-global"))
+#define IS_SET_IPV4_VPN_NH(A)                                                  \
+	(strmatch(A, "frr-bgp-route-map:ipv4-vpn-address"))
+#define IS_SET_BGP_IPV4_NH(A)                                                  \
+	(strmatch(A, "frr-bgp-route-map:set-ipv4-nexthop"))
+
 /* Prototypes. */
 extern void route_map_init(void);
 
@@ -310,150 +448,186 @@ extern void
 route_map_notify_pentry_dependencies(const char *affected_name,
 				     struct prefix_list_entry *pentry,
 				     route_map_event_t event);
-extern int generic_match_add(struct vty *vty, struct route_map_index *index,
+extern int generic_match_add(struct route_map_index *index,
 			     const char *command, const char *arg,
-			     route_map_event_t type);
-
-extern int generic_match_delete(struct vty *vty, struct route_map_index *index,
+			     route_map_event_t type,
+			     char *errmsg, size_t errmsg_len);
+extern int generic_match_delete(struct route_map_index *index,
 				const char *command, const char *arg,
-				route_map_event_t type);
-extern int generic_set_add(struct vty *vty, struct route_map_index *index,
-			   const char *command, const char *arg);
-extern int generic_set_delete(struct vty *vty, struct route_map_index *index,
-			      const char *command, const char *arg);
+				route_map_event_t type,
+				char *errmsg, size_t errmsg_len);
+
+extern int generic_set_add(struct route_map_index *index,
+			   const char *command, const char *arg,
+			   char *errmsg, size_t errmsg_len);
+extern int generic_set_delete(struct route_map_index *index,
+			      const char *command, const char *arg,
+			      char *errmsg, size_t errmsg_len);
 
 
 /* match interface */
 extern void route_map_match_interface_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match interface */
 extern void route_map_no_match_interface_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* match ip address */
 extern void route_map_match_ip_address_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match ip address */
 extern void route_map_no_match_ip_address_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* match ip address prefix list */
 extern void route_map_match_ip_address_prefix_list_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match ip address prefix list */
 extern void route_map_no_match_ip_address_prefix_list_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* match ip next hop */
 extern void route_map_match_ip_next_hop_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match ip next hop */
 extern void route_map_no_match_ip_next_hop_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* match ip next hop prefix list */
 extern void route_map_match_ip_next_hop_prefix_list_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match ip next hop prefix list */
 extern void route_map_no_match_ip_next_hop_prefix_list_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* match ip next hop type */
 extern void route_map_match_ip_next_hop_type_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match ip next hop type */
 extern void route_map_no_match_ip_next_hop_type_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* match ipv6 address */
 extern void route_map_match_ipv6_address_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match ipv6 address */
 extern void route_map_no_match_ipv6_address_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* match ipv6 address prefix list */
 extern void route_map_match_ipv6_address_prefix_list_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match ipv6 address prefix list */
 extern void route_map_no_match_ipv6_address_prefix_list_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* match ipv6 next-hop type */
 extern void route_map_match_ipv6_next_hop_type_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match ipv6 next-hop type */
 extern void route_map_no_match_ipv6_next_hop_type_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* match metric */
 extern void route_map_match_metric_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match metric */
 extern void route_map_no_match_metric_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* match tag */
 extern void route_map_match_tag_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* no match tag */
 extern void route_map_no_match_tag_hook(int (*func)(
-	struct vty *vty, struct route_map_index *index, const char *command,
-	const char *arg, route_map_event_t type));
+	struct route_map_index *index, const char *command,
+	const char *arg, route_map_event_t type,
+	char *errmsg, size_t errmsg_len));
 /* set sr-te color */
 extern void route_map_set_srte_color_hook(
-	int (*func)(struct vty *vty, struct route_map_index *index,
-		    const char *command, const char *arg));
+	int (*func)(struct route_map_index *index,
+		    const char *command, const char *arg,
+		    char *errmsg, size_t errmsg_len));
 /* no set sr-te color */
 extern void route_map_no_set_srte_color_hook(
-	int (*func)(struct vty *vty, struct route_map_index *index,
-		    const char *command, const char *arg));
+	int (*func)(struct route_map_index *index,
+		    const char *command, const char *arg,
+		    char *errmsg, size_t errmsg_len));
 /* set ip nexthop */
 extern void route_map_set_ip_nexthop_hook(
-	int (*func)(struct vty *vty, struct route_map_index *index,
-		    const char *command, const char *arg));
+	int (*func)(struct route_map_index *index,
+		    const char *command, const char *arg,
+		    char *errmsg, size_t errmsg_len));
 /* no set ip nexthop */
 extern void route_map_no_set_ip_nexthop_hook(
-	int (*func)(struct vty *vty, struct route_map_index *index,
-		    const char *command, const char *arg));
+	int (*func)(struct route_map_index *index,
+		    const char *command, const char *arg,
+		    char *errmsg, size_t errmsg_len));
 /* set ipv6 nexthop local */
 extern void route_map_set_ipv6_nexthop_local_hook(
-	int (*func)(struct vty *vty, struct route_map_index *index,
-		    const char *command, const char *arg));
+	int (*func)(struct route_map_index *index,
+		    const char *command, const char *arg,
+		    char *errmsg, size_t errmsg_len));
 /* no set ipv6 nexthop local */
 extern void route_map_no_set_ipv6_nexthop_local_hook(
-	int (*func)(struct vty *vty, struct route_map_index *index,
-		    const char *command, const char *arg));
+	int (*func)(struct route_map_index *index,
+		    const char *command, const char *arg,
+		    char *errmsg, size_t errmsg_len));
 /* set metric */
-extern void route_map_set_metric_hook(int (*func)(struct vty *vty,
-						  struct route_map_index *index,
+extern void route_map_set_metric_hook(int (*func)(struct route_map_index *index,
 						  const char *command,
-						  const char *arg));
+						  const char *arg,
+						  char *errmsg,
+						  size_t errmsg_len));
 /* no set metric */
 extern void route_map_no_set_metric_hook(
-	int (*func)(struct vty *vty, struct route_map_index *index,
-		    const char *command, const char *arg));
+	int (*func)(struct route_map_index *index,
+		    const char *command, const char *arg,
+		    char *errmsg, size_t errmsg_len));
 /* set tag */
-extern void route_map_set_tag_hook(int (*func)(struct vty *vty,
-					       struct route_map_index *index,
+extern void route_map_set_tag_hook(int (*func)(struct route_map_index *index,
 					       const char *command,
-					       const char *arg));
+					       const char *arg,
+					       char *errmsg,
+					       size_t errmsg_len));
 /* no set tag */
-extern void route_map_no_set_tag_hook(int (*func)(struct vty *vty,
-						  struct route_map_index *index,
+extern void route_map_no_set_tag_hook(int (*func)(struct route_map_index *index,
 						  const char *command,
-						  const char *arg));
+						  const char *arg,
+						  char *errmsg,
+						  size_t errmsg_len));
 
 extern void *route_map_rule_tag_compile(const char *arg);
 extern void route_map_rule_tag_free(void *rule);
@@ -467,181 +641,200 @@ extern void route_map_counter_decrement(struct route_map *map);
 /* Route map hooks data structure. */
 struct route_map_match_set_hooks {
 	/* match interface */
-	int (*match_interface)(struct vty *vty, struct route_map_index *index,
+	int (*match_interface)(struct route_map_index *index,
 			       const char *command, const char *arg,
-			       route_map_event_t type);
+			       route_map_event_t type,
+			       char *errmsg, size_t errmsg_len);
 
 	/* no match interface */
-	int (*no_match_interface)(struct vty *vty,
-				  struct route_map_index *index,
+	int (*no_match_interface)(struct route_map_index *index,
 				  const char *command, const char *arg,
-				  route_map_event_t type);
+				  route_map_event_t type,
+				  char *errmsg, size_t errmsg_len);
 
 	/* match ip address */
-	int (*match_ip_address)(struct vty *vty, struct route_map_index *index,
+	int (*match_ip_address)(struct route_map_index *index,
 				const char *command, const char *arg,
-				route_map_event_t type);
+				route_map_event_t type,
+				char *errmsg, size_t errmsg_len);
 
 	/* no match ip address */
-	int (*no_match_ip_address)(struct vty *vty,
-				   struct route_map_index *index,
+	int (*no_match_ip_address)(struct route_map_index *index,
 				   const char *command, const char *arg,
-				   route_map_event_t type);
+				   route_map_event_t type,
+				   char *errmsg, size_t errmsg_len);
 
 	/* match ip address prefix list */
-	int (*match_ip_address_prefix_list)(struct vty *vty,
-					    struct route_map_index *index,
+	int (*match_ip_address_prefix_list)(struct route_map_index *index,
 					    const char *command,
 					    const char *arg,
-					    route_map_event_t type);
+					    route_map_event_t type,
+					    char *errmsg, size_t errmsg_len);
 
 	/* no match ip address prefix list */
-	int (*no_match_ip_address_prefix_list)(struct vty *vty,
-					       struct route_map_index *index,
+	int (*no_match_ip_address_prefix_list)(struct route_map_index *index,
 					       const char *command,
 					       const char *arg,
-					       route_map_event_t type);
+					       route_map_event_t type,
+					       char *errmsg, size_t errmsg_len);
 
 	/* match ip next hop */
-	int (*match_ip_next_hop)(struct vty *vty, struct route_map_index *index,
+	int (*match_ip_next_hop)(struct route_map_index *index,
 				 const char *command, const char *arg,
-				 route_map_event_t type);
+				 route_map_event_t type,
+				 char *errmsg, size_t errmsg_len);
 
 	/* no match ip next hop */
-	int (*no_match_ip_next_hop)(struct vty *vty,
-				    struct route_map_index *index,
+	int (*no_match_ip_next_hop)(struct route_map_index *index,
 				    const char *command, const char *arg,
-				    route_map_event_t type);
+				    route_map_event_t type,
+				    char *errmsg, size_t errmsg_len);
 
 	/* match ip next hop prefix list */
-	int (*match_ip_next_hop_prefix_list)(struct vty *vty,
-					     struct route_map_index *index,
+	int (*match_ip_next_hop_prefix_list)(struct route_map_index *index,
 					     const char *command,
 					     const char *arg,
-					     route_map_event_t type);
+					     route_map_event_t type,
+					     char *errmsg, size_t errmsg_len);
 
 	/* no match ip next hop prefix list */
-	int (*no_match_ip_next_hop_prefix_list)(struct vty *vty,
-						struct route_map_index *index,
+	int (*no_match_ip_next_hop_prefix_list)(struct route_map_index *index,
 						const char *command,
 						const char *arg,
-						route_map_event_t type);
+						route_map_event_t type,
+						char *errmsg,
+						size_t errmsg_len);
 
 	/* match ip next-hop type */
-	int (*match_ip_next_hop_type)(struct vty *vty,
-					     struct route_map_index *index,
-					     const char *command,
-					     const char *arg,
-					     route_map_event_t type);
+	int (*match_ip_next_hop_type)(struct route_map_index *index,
+				      const char *command,
+				      const char *arg,
+				      route_map_event_t type,
+				      char *errmsg,
+				      size_t errmsg_len);
 
 	/* no match ip next-hop type */
-	int (*no_match_ip_next_hop_type)(struct vty *vty,
-						struct route_map_index *index,
-						const char *command,
-						const char *arg,
-						route_map_event_t type);
+	int (*no_match_ip_next_hop_type)(struct route_map_index *index,
+					 const char *command,
+					 const char *arg,
+					 route_map_event_t type,
+					 char *errmsg,
+					 size_t errmsg_len);
 
 	/* match ipv6 address */
-	int (*match_ipv6_address)(struct vty *vty,
-				  struct route_map_index *index,
+	int (*match_ipv6_address)(struct route_map_index *index,
 				  const char *command, const char *arg,
-				  route_map_event_t type);
+				  route_map_event_t type,
+				  char *errmsg, size_t errmsg_len);
 
 	/* no match ipv6 address */
-	int (*no_match_ipv6_address)(struct vty *vty,
-				     struct route_map_index *index,
+	int (*no_match_ipv6_address)(struct route_map_index *index,
 				     const char *command, const char *arg,
-				     route_map_event_t type);
+				     route_map_event_t type,
+				     char *errmsg, size_t errmsg_len);
 
 
 	/* match ipv6 address prefix list */
-	int (*match_ipv6_address_prefix_list)(struct vty *vty,
-					      struct route_map_index *index,
+	int (*match_ipv6_address_prefix_list)(struct route_map_index *index,
 					      const char *command,
 					      const char *arg,
-					      route_map_event_t type);
+					      route_map_event_t type,
+					      char *errmsg, size_t errmsg_len);
 
 	/* no match ipv6 address prefix list */
-	int (*no_match_ipv6_address_prefix_list)(struct vty *vty,
-						 struct route_map_index *index,
+	int (*no_match_ipv6_address_prefix_list)(struct route_map_index *index,
 						 const char *command,
 						 const char *arg,
-						 route_map_event_t type);
+						 route_map_event_t type,
+						 char *errmsg,
+						 size_t errmsg_len);
 
 	/* match ipv6 next-hop type */
-	int (*match_ipv6_next_hop_type)(struct vty *vty,
-					      struct route_map_index *index,
+	int (*match_ipv6_next_hop_type)(struct route_map_index *index,
 					      const char *command,
 					      const char *arg,
-					      route_map_event_t type);
+					      route_map_event_t type,
+					      char *errmsg, size_t errmsg_len);
 
 	/* no match ipv6 next-hop type */
-	int (*no_match_ipv6_next_hop_type)(struct vty *vty,
-					   struct route_map_index *index,
+	int (*no_match_ipv6_next_hop_type)(struct route_map_index *index,
 					   const char *command, const char *arg,
-					   route_map_event_t type);
+					   route_map_event_t type,
+					   char *errmsg, size_t errmsg_len);
 
 	/* match metric */
-	int (*match_metric)(struct vty *vty, struct route_map_index *index,
+	int (*match_metric)(struct route_map_index *index,
 			    const char *command, const char *arg,
-			    route_map_event_t type);
+			    route_map_event_t type,
+			    char *errmsg, size_t errmsg_len);
 
 	/* no match metric */
-	int (*no_match_metric)(struct vty *vty, struct route_map_index *index,
+	int (*no_match_metric)(struct route_map_index *index,
 			       const char *command, const char *arg,
-			       route_map_event_t type);
+			       route_map_event_t type,
+			       char *errmsg, size_t errmsg_len);
 
 	/* match tag */
-	int (*match_tag)(struct vty *vty, struct route_map_index *index,
+	int (*match_tag)(struct route_map_index *index,
 			 const char *command, const char *arg,
-			 route_map_event_t type);
+			 route_map_event_t type,
+			 char *errmsg, size_t errmsg_len);
 
 	/* no match tag */
-	int (*no_match_tag)(struct vty *vty, struct route_map_index *index,
+	int (*no_match_tag)(struct route_map_index *index,
 			    const char *command, const char *arg,
-			    route_map_event_t type);
+			    route_map_event_t type,
+			    char *errmsg, size_t errmsg_len);
 
 	/* set sr-te color */
-	int (*set_srte_color)(struct vty *vty, struct route_map_index *index,
-			      const char *command, const char *arg);
+	int (*set_srte_color)(struct route_map_index *index,
+			      const char *command, const char *arg,
+			      char *errmsg, size_t errmsg_len);
 
 	/* no set sr-te color */
-	int (*no_set_srte_color)(struct vty *vty, struct route_map_index *index,
-				 const char *command, const char *arg);
+	int (*no_set_srte_color)(struct route_map_index *index,
+				 const char *command, const char *arg,
+				 char *errmsg, size_t errmsg_len);
 
 	/* set ip nexthop */
-	int (*set_ip_nexthop)(struct vty *vty, struct route_map_index *index,
-			      const char *command, const char *arg);
+	int (*set_ip_nexthop)(struct route_map_index *index,
+			      const char *command, const char *arg,
+			      char *errmsg, size_t errmsg_len);
 
 	/* no set ip nexthop */
-	int (*no_set_ip_nexthop)(struct vty *vty, struct route_map_index *index,
-				 const char *command, const char *arg);
+	int (*no_set_ip_nexthop)(struct route_map_index *index,
+				 const char *command, const char *arg,
+				 char *errmsg, size_t errmsg_len);
 
 	/* set ipv6 nexthop local */
-	int (*set_ipv6_nexthop_local)(struct vty *vty,
-				      struct route_map_index *index,
-				      const char *command, const char *arg);
+	int (*set_ipv6_nexthop_local)(struct route_map_index *index,
+				      const char *command, const char *arg,
+				      char *errmsg, size_t errmsg_len);
 
 	/* no set ipv6 nexthop local */
-	int (*no_set_ipv6_nexthop_local)(struct vty *vty,
-					 struct route_map_index *index,
-					 const char *command, const char *arg);
+	int (*no_set_ipv6_nexthop_local)(struct route_map_index *index,
+					 const char *command, const char *arg,
+					 char *errmsg, size_t errmsg_len);
 
 	/* set metric */
-	int (*set_metric)(struct vty *vty, struct route_map_index *index,
-			  const char *command, const char *arg);
+	int (*set_metric)(struct route_map_index *index,
+			  const char *command, const char *arg,
+			  char *errmsg, size_t errmsg_len);
 
 	/* no set metric */
-	int (*no_set_metric)(struct vty *vty, struct route_map_index *index,
-			     const char *command, const char *arg);
+	int (*no_set_metric)(struct route_map_index *index,
+			     const char *command, const char *arg,
+			     char *errmsg, size_t errmsg_len);
 
 	/* set tag */
-	int (*set_tag)(struct vty *vty, struct route_map_index *index,
-		       const char *command, const char *arg);
+	int (*set_tag)(struct route_map_index *index,
+		       const char *command, const char *arg,
+		       char *errmsg, size_t errmsg_len);
 
 	/* no set tag */
-	int (*no_set_tag)(struct vty *vty, struct route_map_index *index,
-			  const char *command, const char *arg);
+	int (*no_set_tag)(struct route_map_index *index,
+			  const char *command, const char *arg,
+			  char *errmsg, size_t errmsg_len);
 };
 
 extern struct route_map_match_set_hooks rmap_match_set_hook;
@@ -666,15 +859,13 @@ extern struct route_map_index *route_map_index_get(struct route_map *map,
 extern void route_map_index_delete(struct route_map_index *index, int notify);
 
 /* routemap_northbound.c */
-typedef int (*routemap_match_hook_fun)(struct vty *vty,
-				       struct route_map_index *rmi,
+typedef int (*routemap_match_hook_fun)(struct route_map_index *rmi,
 				       const char *command, const char *arg,
-				       route_map_event_t event);
-
-typedef int (*routemap_set_hook_fun)(struct vty *vty,
-				     struct route_map_index *rmi,
-				     const char *command, const char *arg);
-
+				       route_map_event_t event,
+				       char *errmsg, size_t errmsg_len);
+typedef int (*routemap_set_hook_fun)(struct route_map_index *rmi,
+				     const char *command, const char *arg,
+				     char *errmsg, size_t errmsg_len);
 struct routemap_hook_context {
 	struct route_map_index *rhc_rmi;
 	const char *rhc_rule;