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[TIPC] Initial merge

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TIPC (Transparent Inter Process Communication) is a protocol designed for
intra cluster communication. For more information see
http://tipc.sourceforge.net

Signed-off-by: Per Liden <per.liden@nospam.ericsson.com>
This commit is contained in:
Per Liden
2006-01-02 19:04:38 +01:00
committed by David S. Miller
parent 58cba4650a
commit b97bf3fd8f
54 changed files with 19464 additions and 0 deletions
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net/tipc/cluster.h Normal file
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/*
* net/tipc/cluster.h: Include file for TIPC cluster management routines
*
* Copyright (c) 2003-2005, Ericsson Research Canada
* Copyright (c) 2005, Wind River Systems
* Copyright (c) 2005-2006, Ericsson AB
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 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.
* 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.
*
* 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