xref: /openbmc/linux/net/tipc/addr.h (revision 03cb0503)
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 
45 #define TIPC_ZONE_MASK		0xff000000u
46 #define TIPC_CLUSTER_MASK	0xfffff000u
47 
48 static inline u32 tipc_zone_mask(u32 addr)
49 {
50 	return addr & TIPC_ZONE_MASK;
51 }
52 
53 static inline u32 tipc_cluster_mask(u32 addr)
54 {
55 	return addr & TIPC_CLUSTER_MASK;
56 }
57 
58 u32 tipc_own_addr(struct net *net);
59 int in_own_cluster(struct net *net, u32 addr);
60 int in_own_cluster_exact(struct net *net, u32 addr);
61 int in_own_node(struct net *net, u32 addr);
62 u32 addr_domain(struct net *net, u32 sc);
63 int tipc_addr_domain_valid(u32);
64 int tipc_addr_node_valid(u32 addr);
65 int tipc_in_scope(u32 domain, u32 addr);
66 int tipc_addr_scope(u32 domain);
67 char *tipc_addr_string_fill(char *string, u32 addr);
68 #endif
69