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/*
* agg_table - Aggregate Table Header
* Copyright (C) 2018 Cumulus Networks, Inc.
* Donald Sharp
*
* FRR 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.
*
* FRR 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 __AGG_TABLE_H__
#define __AGG_TABLE_H__
#include "prefix.h"
#include "table.h"
struct agg_table {
struct route_table *route_table;
void *info;
};
struct agg_node {
/*
* Caution these must be the very first fields
* @see agg_node_to_rnode
* @see agg_node_from_rnode
*/
ROUTE_NODE_FIELDS
/* Aggregation. */
void *aggregate;
};
static inline struct route_node *agg_node_to_rnode(struct agg_node *node)
{
return (struct route_node *)node;
}
static inline struct agg_node *agg_node_from_rnode(struct route_node *node)
{
return (struct agg_node *)node;
}
static inline struct agg_node *agg_lock_node(struct agg_node *node)
{
return (struct agg_node *)route_lock_node(agg_node_to_rnode(node));
}
static inline void agg_unlock_node(struct agg_node *node)
{
route_unlock_node(agg_node_to_rnode(node));
}
static inline void agg_set_table_info(struct agg_table *atable, void *data)
{
atable->info = data;
}
static inline void *agg_get_table_info(struct agg_table *atable)
{
return atable->info;
}
static inline struct agg_node *agg_route_top(struct agg_table *table)
{
return agg_node_from_rnode(route_top(table->route_table));
}
static inline struct agg_node *agg_route_next(struct agg_node *node)
{
return agg_node_from_rnode(route_next(agg_node_to_rnode(node)));
}
static inline struct agg_node *agg_node_get(struct agg_table *table,
struct prefix *p)
{
return agg_node_from_rnode(route_node_get(table->route_table, p));
}
static inline struct agg_node *
agg_node_lookup(const struct agg_table *const table, struct prefix *p)
{
return agg_node_from_rnode(route_node_lookup(table->route_table, p));
}
static inline struct agg_node *agg_route_next_until(struct agg_node *node,
struct agg_node *limit)
{
struct route_node *rnode;
rnode = route_next_until(agg_node_to_rnode(node),
agg_node_to_rnode(limit));
return agg_node_from_rnode(rnode);
}
static inline struct agg_node *agg_node_match(struct agg_table *table,
struct prefix *p)
{
return agg_node_from_rnode(route_node_match(table->route_table, p));
}
static inline struct agg_node *agg_node_parent(struct agg_node *node)
{
struct route_node *rn = agg_node_to_rnode(node);
return agg_node_from_rnode(rn->parent);
}
static inline struct agg_node *agg_node_left(struct agg_node *node)
{
struct route_node *rn = agg_node_to_rnode(node);
return agg_node_from_rnode(rn->l_left);
}
static inline struct agg_node *agg_node_right(struct agg_node *node)
{
struct route_node *rn = agg_node_to_rnode(node);
return agg_node_from_rnode(rn->l_right);
}
extern struct agg_table *agg_table_init(void);
static inline void agg_table_finish(struct agg_table *atable)
{
route_table_finish(atable->route_table);
atable->route_table = NULL;
XFREE(MTYPE_TMP, atable);
}
static inline struct agg_node *agg_route_table_top(struct agg_node *node)
{
return (struct agg_node *)route_top(node->table);
}
static inline struct agg_table *agg_get_table(struct agg_node *node)
{
return (struct agg_table *)route_table_get_info(node->table);
}
#endif
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