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authorPer Liden <per.liden@nospam.ericsson.com>2006-01-02 13:04:38 -0500
committerDavid S. Miller <davem@sunset.davemloft.net>2006-01-12 17:06:31 -0500
commitb97bf3fd8f6a16966d4f18983b2c40993ff937d4 (patch)
tree59959f8a0f3087455efdcb430846686f303c5991 /net/tipc/subscr.h
parent58cba4650a7a414eabd2b40cc9d8e45fcdf192d9 (diff)
[TIPC] Initial merge
TIPC (Transparent Inter Process Communication) is a protocol designed for intra cluster communication. For more information see http://tipc.sourceforge.net Signed-off-by: Per Liden <per.liden@nospam.ericsson.com>
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1 files changed, 77 insertions, 0 deletions
diff --git a/net/tipc/subscr.h b/net/tipc/subscr.h
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1/*
2 * net/tipc/subscr.h: Include file for TIPC subscription service
3 *
4 * Copyright (c) 2003-2005, Ericsson Research Canada
5 * Copyright (c) 2005, Wind River Systems
6 * Copyright (c) 2005-2006, Ericsson AB
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 * Redistributions of source code must retain the above copyright notice, this
13 * list of conditions and the following disclaimer.
14 * Redistributions in binary form must reproduce the above copyright notice,
15 * this list of conditions and the following disclaimer in the documentation
16 * and/or other materials provided with the distribution.
17 * Neither the names of the copyright holders nor the names of its
18 * contributors may be used to endorse or promote products derived from this
19 * software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#ifndef _TIPC_SUBSCR_H
35#define _TIPC_SUBSCR_H
36
37/**
38 * struct subscription - TIPC network topology subscription object
39 * @seq: name sequence associated with subscription
40 * @timeout: duration of subscription (in ms)
41 * @filter: event filtering to be done for subscription
42 * @evt: template for events generated by subscription
43 * @subscription_list: adjacent subscriptions in subscriber's subscription list
44 * @nameseq_list: adjacent subscriptions in name sequence's subscription list
45 * @timer_ref: reference to timer governing subscription duration (may be NULL)
46 * @owner: pointer to subscriber object associated with this subscription
47 */
48
49struct subscription {
50 struct tipc_name_seq seq;
51 u32 timeout;
52 u32 filter;
53 struct tipc_event evt;
54 struct list_head subscription_list;
55 struct list_head nameseq_list;
56 struct timer_list timer;
57 struct subscriber *owner;
58};
59
60int subscr_overlap(struct subscription * sub,
61 u32 found_lower,
62 u32 found_upper);
63
64void subscr_report_overlap(struct subscription * sub,
65 u32 found_lower,
66 u32 found_upper,
67 u32 event,
68 u32 port_ref,
69 u32 node,
70 int must_report);
71
72int subscr_start(void);
73
74void subscr_stop(void);
75
76
77#endif