2 * net/tipc/node_subscr.h: Include file for TIPC "node down" subscription handling
4 * Copyright (c) 1995-2006, Ericsson AB
5 * Copyright (c) 2005, Wind River Systems
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37 #ifndef _TIPC_NODE_SUBSCR_H
38 #define _TIPC_NODE_SUBSCR_H
42 typedef void (*net_ev_handler) (void *usr_handle);
45 * struct tipc_node_subscr - "node down" subscription entry
46 * @node: ptr to node structure of interest (or NULL, if none)
47 * @handle_node_down: routine to invoke when node fails
48 * @usr_handle: argument to pass to routine when node fails
49 * @nodesub_list: adjacent entries in list of subscriptions for the node
52 struct tipc_node_subscr {
53 struct tipc_node *node;
54 net_ev_handler handle_node_down;
56 struct list_head nodesub_list;
59 void tipc_nodesub_subscribe(struct tipc_node_subscr *node_sub, u32 addr,
60 void *usr_handle, net_ev_handler handle_down);
61 void tipc_nodesub_unsubscribe(struct tipc_node_subscr *node_sub);