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593a5f22d8
Updated copyright notice to include the year the file was actually created. Information about file creation dates was extracted from the files in the old CVS repository at tipc.sourceforge.net. Signed-off-by: Per Liden <per.liden@nospam.ericsson.com>
93 lines
3.5 KiB
C
93 lines
3.5 KiB
C
/*
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* net/tipc/cluster.h: Include file for TIPC cluster management routines
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*
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* Copyright (c) 2000-2006, Ericsson AB
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* Copyright (c) 2005, Wind River Systems
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the names of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _TIPC_CLUSTER_H
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#define _TIPC_CLUSTER_H
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#include "addr.h"
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#include "zone.h"
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#define LOWEST_SLAVE 2048u
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/**
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* struct cluster - TIPC cluster structure
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* @addr: network address of cluster
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* @owner: pointer to zone that cluster belongs to
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* @nodes: array of pointers to all nodes within cluster
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* @highest_node: id of highest numbered node within cluster
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* @highest_slave: (used for secondary node support)
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*/
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struct cluster {
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u32 addr;
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struct _zone *owner;
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struct node **nodes;
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u32 highest_node;
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u32 highest_slave;
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};
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extern struct node **local_nodes;
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extern u32 highest_allowed_slave;
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extern struct node_map cluster_bcast_nodes;
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void cluster_remove_as_router(struct cluster *c_ptr, u32 router);
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void cluster_send_ext_routes(struct cluster *c_ptr, u32 dest);
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struct node *cluster_select_node(struct cluster *c_ptr, u32 selector);
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u32 cluster_select_router(struct cluster *c_ptr, u32 ref);
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void cluster_recv_routing_table(struct sk_buff *buf);
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struct cluster *cluster_create(u32 addr);
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void cluster_delete(struct cluster *c_ptr);
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void cluster_attach_node(struct cluster *c_ptr, struct node *n_ptr);
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void cluster_send_slave_routes(struct cluster *c_ptr, u32 dest);
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void cluster_broadcast(struct sk_buff *buf);
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int cluster_init(void);
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u32 cluster_next_node(struct cluster *c_ptr, u32 addr);
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void cluster_bcast_new_route(struct cluster *c_ptr, u32 dest, u32 lo, u32 hi);
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void cluster_send_local_routes(struct cluster *c_ptr, u32 dest);
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void cluster_bcast_lost_route(struct cluster *c_ptr, u32 dest, u32 lo, u32 hi);
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static inline struct cluster *cluster_find(u32 addr)
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{
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struct _zone *z_ptr = zone_find(addr);
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if (z_ptr)
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return z_ptr->clusters[1];
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return 0;
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}
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#endif
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