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Diffstat (limited to 'net/tipc/name_table.h')
-rw-r--r-- | net/tipc/name_table.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/net/tipc/name_table.h b/net/tipc/name_table.h new file mode 100644 index 000000000000..5036b5bac360 --- /dev/null +++ b/net/tipc/name_table.h | |||
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1 | /* | ||
2 | * net/tipc/name_table.h: Include file for TIPC name table code | ||
3 | * | ||
4 | * Copyright (c) 2003-2005, Ericsson Research Canada | ||
5 | * Copyright (c) 2004-2005, 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_NAME_TABLE_H | ||
35 | #define _TIPC_NAME_TABLE_H | ||
36 | |||
37 | #include "node_subscr.h" | ||
38 | |||
39 | struct subscription; | ||
40 | struct port_list; | ||
41 | |||
42 | /* | ||
43 | * TIPC name types reserved for internal TIPC use (both current and planned) | ||
44 | */ | ||
45 | |||
46 | #define TIPC_ZM_SRV 3 /* zone master service name type */ | ||
47 | |||
48 | |||
49 | /** | ||
50 | * struct publication - info about a published (name or) name sequence | ||
51 | * @type: name sequence type | ||
52 | * @lower: name sequence lower bound | ||
53 | * @upper: name sequence upper bound | ||
54 | * @scope: scope of publication | ||
55 | * @node: network address of publishing port's node | ||
56 | * @ref: publishing port | ||
57 | * @key: publication key | ||
58 | * @subscr: subscription to "node down" event (for off-node publications only) | ||
59 | * @local_list: adjacent entries in list of publications made by this node | ||
60 | * @pport_list: adjacent entries in list of publications made by this port | ||
61 | * @node_list: next matching name seq publication with >= node scope | ||
62 | * @cluster_list: next matching name seq publication with >= cluster scope | ||
63 | * @zone_list: next matching name seq publication with >= zone scope | ||
64 | * | ||
65 | * Note that the node list, cluster list, and zone list are circular lists. | ||
66 | */ | ||
67 | |||
68 | struct publication { | ||
69 | u32 type; | ||
70 | u32 lower; | ||
71 | u32 upper; | ||
72 | u32 scope; | ||
73 | u32 node; | ||
74 | u32 ref; | ||
75 | u32 key; | ||
76 | struct node_subscr subscr; | ||
77 | struct list_head local_list; | ||
78 | struct list_head pport_list; | ||
79 | struct publication *node_list_next; | ||
80 | struct publication *cluster_list_next; | ||
81 | struct publication *zone_list_next; | ||
82 | }; | ||
83 | |||
84 | |||
85 | extern rwlock_t nametbl_lock; | ||
86 | |||
87 | struct sk_buff *nametbl_get(const void *req_tlv_area, int req_tlv_space); | ||
88 | u32 nametbl_translate(u32 type, u32 instance, u32 *node); | ||
89 | int nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit, | ||
90 | struct port_list *dports); | ||
91 | int nametbl_publish_rsv(u32 ref, unsigned int scope, | ||
92 | struct tipc_name_seq const *seq); | ||
93 | struct publication *nametbl_publish(u32 type, u32 lower, u32 upper, | ||
94 | u32 scope, u32 port_ref, u32 key); | ||
95 | int nametbl_withdraw(u32 type, u32 lower, u32 ref, u32 key); | ||
96 | struct publication *nametbl_insert_publ(u32 type, u32 lower, u32 upper, | ||
97 | u32 scope, u32 node, u32 ref, u32 key); | ||
98 | struct publication *nametbl_remove_publ(u32 type, u32 lower, | ||
99 | u32 node, u32 ref, u32 key); | ||
100 | void nametbl_subscribe(struct subscription *s); | ||
101 | void nametbl_unsubscribe(struct subscription *s); | ||
102 | int nametbl_init(void); | ||
103 | void nametbl_stop(void); | ||
104 | |||
105 | #endif | ||