51a8e4dee7
Eliminates routines and data structures that were intended to allow TIPC to route messages to other clusters. Currently, TIPC supports only networks consisting of a single cluster within a single zone, so this code is unnecessary. Signed-off-by: Allan Stephens <Allan.Stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
67 lines
2.6 KiB
C
67 lines
2.6 KiB
C
/*
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* net/tipc/addr.h: Include file for TIPC address utility routines
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*
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* Copyright (c) 2000-2006, Ericsson AB
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* Copyright (c) 2004-2005, 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_ADDR_H
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#define _TIPC_ADDR_H
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static inline int in_own_cluster(u32 addr)
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{
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return !((addr ^ tipc_own_addr) >> 12);
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}
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/**
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* addr_domain - convert 2-bit scope value to equivalent message lookup domain
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*
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* Needed when address of a named message must be looked up a second time
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* after a network hop.
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*/
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static inline int addr_domain(int sc)
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{
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if (likely(sc == TIPC_NODE_SCOPE))
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return tipc_own_addr;
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if (sc == TIPC_CLUSTER_SCOPE)
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return tipc_addr(tipc_zone(tipc_own_addr),
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tipc_cluster(tipc_own_addr), 0);
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return tipc_addr(tipc_zone(tipc_own_addr), 0, 0);
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}
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int tipc_addr_domain_valid(u32);
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int tipc_addr_node_valid(u32 addr);
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int tipc_in_scope(u32 domain, u32 addr);
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int tipc_addr_scope(u32 domain);
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char *tipc_addr_string_fill(char *string, u32 addr);
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#endif
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