You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
92 lines
3.5 KiB
92 lines
3.5 KiB
/*
|
|
* net/tipc/cluster.h: Include file for TIPC cluster management routines
|
|
*
|
|
* Copyright (c) 2000-2006, Ericsson AB
|
|
* Copyright (c) 2005, Wind River Systems
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the names of the copyright holders nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* Alternatively, this software may be distributed under the terms of the
|
|
* GNU General Public License ("GPL") version 2 as published by the Free
|
|
* Software Foundation.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef _TIPC_CLUSTER_H
|
|
#define _TIPC_CLUSTER_H
|
|
|
|
#include "addr.h"
|
|
#include "zone.h"
|
|
|
|
#define LOWEST_SLAVE 2048u
|
|
|
|
/**
|
|
* struct cluster - TIPC cluster structure
|
|
* @addr: network address of cluster
|
|
* @owner: pointer to zone that cluster belongs to
|
|
* @nodes: array of pointers to all nodes within cluster
|
|
* @highest_node: id of highest numbered node within cluster
|
|
* @highest_slave: (used for secondary node support)
|
|
*/
|
|
|
|
struct cluster {
|
|
u32 addr;
|
|
struct _zone *owner;
|
|
struct node **nodes;
|
|
u32 highest_node;
|
|
u32 highest_slave;
|
|
};
|
|
|
|
|
|
extern struct node **local_nodes;
|
|
extern u32 highest_allowed_slave;
|
|
extern struct node_map cluster_bcast_nodes;
|
|
|
|
void cluster_remove_as_router(struct cluster *c_ptr, u32 router);
|
|
void cluster_send_ext_routes(struct cluster *c_ptr, u32 dest);
|
|
struct node *cluster_select_node(struct cluster *c_ptr, u32 selector);
|
|
u32 cluster_select_router(struct cluster *c_ptr, u32 ref);
|
|
void cluster_recv_routing_table(struct sk_buff *buf);
|
|
struct cluster *cluster_create(u32 addr);
|
|
void cluster_delete(struct cluster *c_ptr);
|
|
void cluster_attach_node(struct cluster *c_ptr, struct node *n_ptr);
|
|
void cluster_send_slave_routes(struct cluster *c_ptr, u32 dest);
|
|
void cluster_broadcast(struct sk_buff *buf);
|
|
int cluster_init(void);
|
|
u32 cluster_next_node(struct cluster *c_ptr, u32 addr);
|
|
void cluster_bcast_new_route(struct cluster *c_ptr, u32 dest, u32 lo, u32 hi);
|
|
void cluster_send_local_routes(struct cluster *c_ptr, u32 dest);
|
|
void cluster_bcast_lost_route(struct cluster *c_ptr, u32 dest, u32 lo, u32 hi);
|
|
|
|
static inline struct cluster *cluster_find(u32 addr)
|
|
{
|
|
struct _zone *z_ptr = zone_find(addr);
|
|
|
|
if (z_ptr)
|
|
return z_ptr->clusters[1];
|
|
return 0;
|
|
}
|
|
|
|
#endif
|
|
|