78 lines
3.5 KiB
C
78 lines
3.5 KiB
C
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/*
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* net/tipc/group.h: Include file for TIPC group unicast/multicast functions
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*
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* Copyright (c) 2017, Ericsson AB
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* Copyright (c) 2020, Red Hat Inc
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the names of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _TIPC_GROUP_H
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#define _TIPC_GROUP_H
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#include "core.h"
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struct tipc_group;
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struct tipc_member;
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struct tipc_msg;
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struct tipc_group *tipc_group_create(struct net *net, u32 portid,
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struct tipc_group_req *mreq,
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bool *group_is_open);
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void tipc_group_join(struct net *net, struct tipc_group *grp, int *sk_rcv_buf);
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void tipc_group_delete(struct net *net, struct tipc_group *grp);
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void tipc_group_add_member(struct tipc_group *grp, u32 node,
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u32 port, u32 instance);
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struct tipc_nlist *tipc_group_dests(struct tipc_group *grp);
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void tipc_group_self(struct tipc_group *grp, struct tipc_service_range *seq,
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int *scope);
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u32 tipc_group_exclude(struct tipc_group *grp);
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void tipc_group_filter_msg(struct tipc_group *grp,
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struct sk_buff_head *inputq,
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struct sk_buff_head *xmitq);
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void tipc_group_member_evt(struct tipc_group *grp, bool *wakeup,
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int *sk_rcvbuf, struct tipc_msg *hdr,
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struct sk_buff_head *inputq,
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struct sk_buff_head *xmitq);
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void tipc_group_proto_rcv(struct tipc_group *grp, bool *wakeup,
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struct tipc_msg *hdr,
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struct sk_buff_head *inputq,
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struct sk_buff_head *xmitq);
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void tipc_group_update_bc_members(struct tipc_group *grp, int len, bool ack);
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bool tipc_group_cong(struct tipc_group *grp, u32 dnode, u32 dport,
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int len, struct tipc_member **m);
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bool tipc_group_bc_cong(struct tipc_group *grp, int len);
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void tipc_group_update_rcv_win(struct tipc_group *grp, int blks, u32 node,
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u32 port, struct sk_buff_head *xmitq);
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u16 tipc_group_bc_snd_nxt(struct tipc_group *grp);
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void tipc_group_update_member(struct tipc_member *m, int len);
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int tipc_group_fill_sock_diag(struct tipc_group *grp, struct sk_buff *skb);
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#endif
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