mirror of https://gitee.com/openkylin/linux.git
61 lines
2.5 KiB
C
61 lines
2.5 KiB
C
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/*
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* net/tipc/node_subscr.h: Include file for TIPC "node down" subscription handling
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*
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* Copyright (c) 2003-2005, Ericsson Research Canada
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* Copyright (c) 2005, Wind River Systems
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* Copyright (c) 2005-2006, Ericsson AB
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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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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 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 this
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* software without specific prior written permission.
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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_NODE_SUBSCR_H
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#define _TIPC_NODE_SUBSCR_H
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#include "addr.h"
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typedef void (*net_ev_handler) (void *usr_handle);
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/**
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* struct node_subscr - "node down" subscription entry
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* @node: ptr to node structure of interest (or NULL, if none)
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* @handle_node_down: routine to invoke when node fails
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* @usr_handle: argument to pass to routine when node fails
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* @nodesub_list: adjacent entries in list of subscriptions for the node
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*/
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struct node_subscr {
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struct node *node;
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net_ev_handler handle_node_down;
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void *usr_handle;
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struct list_head nodesub_list;
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};
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void nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
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void *usr_handle, net_ev_handler handle_down);
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void nodesub_unsubscribe(struct node_subscr *node_sub);
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#endif
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