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bcast.h
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1 /*
2  * net/tipc/bcast.h: Include file for TIPC broadcast code
3  *
4  * Copyright (c) 2003-2006, Ericsson AB
5  * Copyright (c) 2005, 2010-2011, 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
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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_BCAST_H
38 #define _TIPC_BCAST_H
39 
40 #define MAX_NODES 4096
41 #define WSIZE 32
42 
48 struct tipc_node_map {
51 };
52 
53 #define PLSIZE 32
54 
62  int count;
65 };
66 
67 
68 struct tipc_node;
69 
70 extern const char tipc_bclink_name[];
71 
72 void tipc_nmap_add(struct tipc_node_map *nm_ptr, u32 node);
73 void tipc_nmap_remove(struct tipc_node_map *nm_ptr, u32 node);
74 
78 static inline int tipc_nmap_equal(struct tipc_node_map *nm_a, struct tipc_node_map *nm_b)
79 {
80  return !memcmp(nm_a, nm_b, sizeof(*nm_a));
81 }
82 
83 void tipc_port_list_add(struct tipc_port_list *pl_ptr, u32 port);
84 void tipc_port_list_free(struct tipc_port_list *pl_ptr);
85 
86 void tipc_bclink_init(void);
87 void tipc_bclink_stop(void);
91 void tipc_bclink_acknowledge(struct tipc_node *n_ptr, u32 acked);
92 int tipc_bclink_send_msg(struct sk_buff *buf);
93 void tipc_bclink_recv_pkt(struct sk_buff *buf);
97 int tipc_bclink_stats(char *stats_buf, const u32 buf_size);
98 int tipc_bclink_reset_stats(void);
100 void tipc_bcbearer_sort(void);
101 
102 #endif