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Per Lidenb97bf3f2006-01-02 19:04:38 +01001/*
2 * net/tipc/bcast.h: Include file for TIPC broadcast code
YOSHIFUJI Hideakic4307282007-02-09 23:25:21 +09003 *
Jon Paul Maloy3c724ac2015-02-05 08:36:43 -05004 * Copyright (c) 2003-2006, 2014-2015, Ericsson AB
Allan Stephens01d83ed2011-01-18 13:53:16 -05005 * Copyright (c) 2005, 2010-2011, Wind River Systems
Per Lidenb97bf3f2006-01-02 19:04:38 +01006 * All rights reserved.
7 *
Per Liden9ea1fd32006-01-11 13:30:43 +01008 * Redistribution and use in source and binary forms, with or without
Per Lidenb97bf3f2006-01-02 19:04:38 +01009 * modification, are permitted provided that the following conditions are met:
10 *
Per Liden9ea1fd32006-01-11 13:30:43 +010011 * 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.
Per Lidenb97bf3f2006-01-02 19:04:38 +010019 *
Per Liden9ea1fd32006-01-11 13:30:43 +010020 * 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
Per Lidenb97bf3f2006-01-02 19:04:38 +010034 * POSSIBILITY OF SUCH DAMAGE.
35 */
36
37#ifndef _TIPC_BCAST_H
38#define _TIPC_BCAST_H
39
Jon Paul Maloy6beb19a2015-10-22 08:51:33 -040040#include "core.h"
Per Lidenb97bf3f2006-01-02 19:04:38 +010041
David S. Miller6c000552008-09-02 23:38:32 -070042struct tipc_node;
Jon Paul Maloy6beb19a2015-10-22 08:51:33 -040043struct tipc_msg;
44struct tipc_nl_msg;
45struct tipc_node_map;
Jon Paul Maloy5be9c082015-11-19 14:30:45 -050046extern const char tipc_bclink_name[];
Jon Paul Maloy6beb19a2015-10-22 08:51:33 -040047
Jon Paul Maloy6beb19a2015-10-22 08:51:33 -040048int tipc_bcast_init(struct net *net);
Jon Paul Maloy5fd9fd62015-10-22 08:51:35 -040049void tipc_bcast_reinit(struct net *net);
Jon Paul Maloy6beb19a2015-10-22 08:51:33 -040050void tipc_bcast_stop(struct net *net);
Jon Paul Maloyb06b2812015-10-22 08:51:42 -040051void tipc_bcast_add_peer(struct net *net, struct tipc_link *l,
Jon Paul Maloy52666982015-10-22 08:51:41 -040052 struct sk_buff_head *xmitq);
Jon Paul Maloyb06b2812015-10-22 08:51:42 -040053void tipc_bcast_remove_peer(struct net *net, struct tipc_link *rcv_bcl);
54void tipc_bcast_inc_bearer_dst_cnt(struct net *net, int bearer_id);
55void tipc_bcast_dec_bearer_dst_cnt(struct net *net, int bearer_id);
Jon Paul Maloy959e1782015-10-22 08:51:43 -040056int tipc_bcast_get_mtu(struct net *net);
Jon Paul Maloy6beb19a2015-10-22 08:51:33 -040057int tipc_bcast_xmit(struct net *net, struct sk_buff_head *list);
Jon Paul Maloy52666982015-10-22 08:51:41 -040058int tipc_bcast_rcv(struct net *net, struct tipc_link *l, struct sk_buff *skb);
59void tipc_bcast_ack_rcv(struct net *net, struct tipc_link *l, u32 acked);
60void tipc_bcast_sync_rcv(struct net *net, struct tipc_link *l,
61 struct tipc_msg *hdr);
Ying Xue1da46562015-01-09 15:27:07 +080062int tipc_nl_add_bc_link(struct net *net, struct tipc_nl_msg *msg);
Richard Alpe670f4f82015-05-06 13:58:55 +020063int tipc_nl_bc_link_set(struct net *net, struct nlattr *attrs[]);
Jon Paul Maloy2af5ae32015-10-22 08:51:48 -040064int tipc_bclink_reset_stats(struct net *net);
Richard Alpe7be57fc2014-11-20 10:29:12 +010065
Jon Paul Maloy00435502015-10-22 08:51:34 -040066static inline void tipc_bcast_lock(struct net *net)
67{
68 spin_lock_bh(&tipc_net(net)->bclock);
69}
70
71static inline void tipc_bcast_unlock(struct net *net)
72{
73 spin_unlock_bh(&tipc_net(net)->bclock);
74}
75
Jon Paul Maloy52666982015-10-22 08:51:41 -040076static inline struct tipc_link *tipc_bc_sndlink(struct net *net)
77{
78 return tipc_net(net)->bcl;
79}
80
Per Lidenb97bf3f2006-01-02 19:04:38 +010081#endif