LXR linux/net/tipc/addr.h

   1/*
   2 * net/tipc/addr.h: Include file for TIPC address utility routines
   3 *
   4 * Copyright (c) 2000-2006, Ericsson AB
   5 * Copyright (c) 2004-2005, Wind River Systems
   6 * All rights reserved.
   7 *
   8 * Redistribution and use in source and binary forms, with or without
   9 * modification, are permitted provided that the following conditions are met:
  10 *
  11 * 1. Redistributions of source code must retain the above copyright
  12 *    notice, this list of conditions and the following disclaimer.
  13 * 2. Redistributions in binary form must reproduce the above copyright
  14 *    notice, this list of conditions and the following disclaimer in the
  15 *    documentation and/or other materials provided with the distribution.
  16 * 3. Neither the names of the copyright holders nor the names of its
  17 *    contributors may be used to endorse or promote products derived from
  18 *    this software without specific prior written permission.
  19 *
  20 * Alternatively, this software may be distributed under the terms of the
  21 * GNU General Public License ("GPL") version 2 as published by the Free
  22 * Software Foundation.
  23 *
  24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  28 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  34 * POSSIBILITY OF SUCH DAMAGE.
  35 */
  36
  37#ifndef _TIPC_ADDR_H
  38#define _TIPC_ADDR_H
  39
  40#include <linux/types.h>
  41#include <linux/tipc.h>
  42#include <net/net_namespace.h>
  43#include <net/netns/generic.h>
  44#include "core.h"
  45
  46#define TIPC_ZONE_MASK          0xff000000u
  47#define TIPC_CLUSTER_MASK       0xfffff000u
  48
  49static inline u32 tipc_own_addr(struct net *net)
  50{
  51        struct tipc_net *tn = net_generic(net, tipc_net_id);
  52
  53        return tn->own_addr;
  54}
  55
  56static inline u32 tipc_zone_mask(u32 addr)
  57{
  58        return addr & TIPC_ZONE_MASK;
  59}
  60
  61static inline u32 tipc_cluster_mask(u32 addr)
  62{
  63        return addr & TIPC_CLUSTER_MASK;
  64}
  65
  66u32 tipc_own_addr(struct net *net);
  67int in_own_cluster(struct net *net, u32 addr);
  68int in_own_cluster_exact(struct net *net, u32 addr);
  69int in_own_node(struct net *net, u32 addr);
  70u32 addr_domain(struct net *net, u32 sc);
  71int tipc_addr_domain_valid(u32);
  72int tipc_addr_node_valid(u32 addr);
  73int tipc_in_scope(u32 domain, u32 addr);
  74int tipc_addr_scope(u32 domain);
  75char *tipc_addr_string_fill(char *string, u32 addr);
  76#endif
  77