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75da2163 JM |
1 | /* |
2 | * net/tipc/group.h: Include file for TIPC group unicast/multicast functions | |
3 | * | |
4 | * Copyright (c) 2017, Ericsson AB | |
b6f88d9c | 5 | * Copyright (c) 2020, Red Hat Inc |
75da2163 JM |
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_GROUP_H | |
38 | #define _TIPC_GROUP_H | |
39 | ||
40 | #include "core.h" | |
41 | ||
42 | struct tipc_group; | |
43 | struct tipc_member; | |
44 | struct tipc_msg; | |
45 | ||
46 | struct tipc_group *tipc_group_create(struct net *net, u32 portid, | |
60c25306 JM |
47 | struct tipc_group_req *mreq, |
48 | bool *group_is_open); | |
d12d2e12 | 49 | void tipc_group_join(struct net *net, struct tipc_group *grp, int *sk_rcv_buf); |
75da2163 | 50 | void tipc_group_delete(struct net *net, struct tipc_group *grp); |
d12d2e12 JM |
51 | void tipc_group_add_member(struct tipc_group *grp, u32 node, |
52 | u32 port, u32 instance); | |
75da2163 | 53 | struct tipc_nlist *tipc_group_dests(struct tipc_group *grp); |
b6f88d9c | 54 | void tipc_group_self(struct tipc_group *grp, struct tipc_service_range *seq, |
75da2163 | 55 | int *scope); |
ee106d7f | 56 | u32 tipc_group_exclude(struct tipc_group *grp); |
75da2163 JM |
57 | void tipc_group_filter_msg(struct tipc_group *grp, |
58 | struct sk_buff_head *inputq, | |
59 | struct sk_buff_head *xmitq); | |
b7d42635 | 60 | void tipc_group_member_evt(struct tipc_group *grp, bool *wakeup, |
7ad32bcb | 61 | int *sk_rcvbuf, struct tipc_msg *hdr, |
ae236fb2 | 62 | struct sk_buff_head *inputq, |
75da2163 | 63 | struct sk_buff_head *xmitq); |
b7d42635 | 64 | void tipc_group_proto_rcv(struct tipc_group *grp, bool *wakeup, |
75da2163 | 65 | struct tipc_msg *hdr, |
ae236fb2 | 66 | struct sk_buff_head *inputq, |
75da2163 | 67 | struct sk_buff_head *xmitq); |
2f487712 | 68 | void tipc_group_update_bc_members(struct tipc_group *grp, int len, bool ack); |
27bd9ec0 JM |
69 | bool tipc_group_cong(struct tipc_group *grp, u32 dnode, u32 dport, |
70 | int len, struct tipc_member **m); | |
b7d42635 JM |
71 | bool tipc_group_bc_cong(struct tipc_group *grp, int len); |
72 | void tipc_group_update_rcv_win(struct tipc_group *grp, int blks, u32 node, | |
73 | u32 port, struct sk_buff_head *xmitq); | |
75da2163 | 74 | u16 tipc_group_bc_snd_nxt(struct tipc_group *grp); |
27bd9ec0 | 75 | void tipc_group_update_member(struct tipc_member *m, int len); |
a1be5a20 | 76 | int tipc_group_fill_sock_diag(struct tipc_group *grp, struct sk_buff *skb); |
75da2163 | 77 | #endif |