From 2c7cac91ed6e7db0f6937923d2b57f97dbdbc337 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:53:30 +0200 Subject: Adding upstream version 8.4.4. Signed-off-by: Daniel Baumann --- ldpd/rlfa.h | 78 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 ldpd/rlfa.h (limited to 'ldpd/rlfa.h') diff --git a/ldpd/rlfa.h b/ldpd/rlfa.h new file mode 100644 index 0000000..fe67917 --- /dev/null +++ b/ldpd/rlfa.h @@ -0,0 +1,78 @@ +/* + * Copyright (C) 2020 NetDEF, Inc. + * Renato Westphal + * + * This program 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 of the License, or (at your option) + * any later version. + * + * This program 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 + */ + +#ifndef _LDPD_RLFA_H_ +#define _LDPD_RLFA_H_ + +#include "openbsd-tree.h" +#include "zclient.h" + +struct ldp_rlfa_client { + RB_ENTRY(ldp_rlfa_client) entry; + + /* IGP instance data. */ + struct zapi_rlfa_igp igp; + + /* Backpointer to RLFA node. */ + struct ldp_rlfa_node *node; +}; +RB_HEAD(ldp_rlfa_client_head, ldp_rlfa_client); +RB_PROTOTYPE(ldp_rlfa_client_head, ldp_rlfa_client, entry, + ldp_rlfa_client_compare); + +struct ldp_rlfa_node { + RB_ENTRY(ldp_rlfa_node) entry; + + /* Destination prefix. */ + struct prefix destination; + + /* PQ node address. */ + struct in_addr pq_address; + + /* RLFA clients. */ + struct ldp_rlfa_client_head clients; + + /* Label allocated by the PQ node to the RLFA destination. */ + mpls_label_t pq_label; +}; +RB_HEAD(ldp_rlfa_node_head, ldp_rlfa_node); +RB_PROTOTYPE(ldp_rlfa_node_head, ldp_rlfa_node, entry, ldp_rlfa_node_compare); + +extern struct ldp_rlfa_node_head rlfa_node_tree; + +/* prototypes */ +struct ldp_rlfa_client *rlfa_client_new(struct ldp_rlfa_node *rnode, + struct zapi_rlfa_igp *igp); +void rlfa_client_del(struct ldp_rlfa_client *rclient); +struct ldp_rlfa_client *rlfa_client_find(struct ldp_rlfa_node *rnode, + struct zapi_rlfa_igp *igp); +struct ldp_rlfa_node *rlfa_node_new(const struct prefix *destination, + struct in_addr pq_address); +void rlfa_node_del(struct ldp_rlfa_node *rnode); +struct ldp_rlfa_node *rlfa_node_find(const struct prefix *destination, + struct in_addr pq_address); +void lde_rlfa_check(struct ldp_rlfa_client *rclient); +void lde_rlfa_client_send(struct ldp_rlfa_client *rclient); +void lde_rlfa_label_update(const struct fec *fec); +void lde_rlfa_update_clients(struct fec *fec, struct lde_nbr *ln, + uint32_t label); +void ldpe_rlfa_init(struct ldp_rlfa_client *rclient); +void ldpe_rlfa_exit(struct ldp_rlfa_client *rclient); + +#endif /* _LDPD_RLFA_H_ */ -- cgit v1.2.3