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1 | /* |
2 | * net/tipc/node_subscr.h: Include file for TIPC "node down" subscription handling | |
c4307285 | 3 | * |
593a5f22 | 4 | * Copyright (c) 1995-2006, Ericsson AB |
b97bf3fd | 5 | * Copyright (c) 2005, Wind River Systems |
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6 | * All rights reserved. |
7 | * | |
9ea1fd3c | 8 | * Redistribution and use in source and binary forms, with or without |
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9 | * modification, are permitted provided that the following conditions are met: |
10 | * | |
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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. | |
b97bf3fd | 19 | * |
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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 | |
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34 | * POSSIBILITY OF SUCH DAMAGE. |
35 | */ | |
36 | ||
37 | #ifndef _TIPC_NODE_SUBSCR_H | |
38 | #define _TIPC_NODE_SUBSCR_H | |
39 | ||
40 | #include "addr.h" | |
41 | ||
42 | typedef void (*net_ev_handler) (void *usr_handle); | |
43 | ||
44 | /** | |
45 | * struct 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 | |
50 | */ | |
51 | ||
52 | struct node_subscr { | |
53 | struct node *node; | |
54 | net_ev_handler handle_node_down; | |
55 | void *usr_handle; | |
56 | struct list_head nodesub_list; | |
57 | }; | |
58 | ||
4323add6 PL |
59 | void tipc_nodesub_subscribe(struct node_subscr *node_sub, u32 addr, |
60 | void *usr_handle, net_ev_handler handle_down); | |
61 | void tipc_nodesub_unsubscribe(struct node_subscr *node_sub); | |
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62 | |
63 | #endif |