diff options
Diffstat (limited to 'net/tipc/zone.c')
-rw-r--r-- | net/tipc/zone.c | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/net/tipc/zone.c b/net/tipc/zone.c deleted file mode 100644 index 83f8b5e91fc8..000000000000 --- a/net/tipc/zone.c +++ /dev/null | |||
@@ -1,162 +0,0 @@ | |||
1 | /* | ||
2 | * net/tipc/zone.c: TIPC zone management routines | ||
3 | * | ||
4 | * Copyright (c) 2000-2006, Ericsson AB | ||
5 | * Copyright (c) 2005, Wind River Systems | ||
6 | * All rights reserved. | ||
7 | * | ||
8 | * Redistribution and use in source and binary forms, with or without | ||
9 | * modification, are permitted provided that the following conditions are met: | ||
10 | * | ||
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. | ||
19 | * | ||
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 | ||
34 | * POSSIBILITY OF SUCH DAMAGE. | ||
35 | */ | ||
36 | |||
37 | #include "core.h" | ||
38 | #include "zone.h" | ||
39 | #include "net.h" | ||
40 | #include "addr.h" | ||
41 | #include "node_subscr.h" | ||
42 | #include "cluster.h" | ||
43 | #include "node.h" | ||
44 | |||
45 | struct _zone *tipc_zone_create(u32 addr) | ||
46 | { | ||
47 | struct _zone *z_ptr; | ||
48 | u32 z_num; | ||
49 | |||
50 | if (!tipc_addr_domain_valid(addr)) { | ||
51 | err("Zone creation failed, invalid domain 0x%x\n", addr); | ||
52 | return NULL; | ||
53 | } | ||
54 | |||
55 | z_ptr = kzalloc(sizeof(*z_ptr), GFP_ATOMIC); | ||
56 | if (!z_ptr) { | ||
57 | warn("Zone creation failed, insufficient memory\n"); | ||
58 | return NULL; | ||
59 | } | ||
60 | |||
61 | z_num = tipc_zone(addr); | ||
62 | z_ptr->addr = tipc_addr(z_num, 0, 0); | ||
63 | tipc_net.zones[z_num] = z_ptr; | ||
64 | return z_ptr; | ||
65 | } | ||
66 | |||
67 | void tipc_zone_delete(struct _zone *z_ptr) | ||
68 | { | ||
69 | u32 c_num; | ||
70 | |||
71 | if (!z_ptr) | ||
72 | return; | ||
73 | for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { | ||
74 | tipc_cltr_delete(z_ptr->clusters[c_num]); | ||
75 | } | ||
76 | kfree(z_ptr); | ||
77 | } | ||
78 | |||
79 | void tipc_zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr) | ||
80 | { | ||
81 | u32 c_num = tipc_cluster(c_ptr->addr); | ||
82 | |||
83 | assert(c_ptr->addr); | ||
84 | assert(c_num <= tipc_max_clusters); | ||
85 | assert(z_ptr->clusters[c_num] == NULL); | ||
86 | z_ptr->clusters[c_num] = c_ptr; | ||
87 | } | ||
88 | |||
89 | void tipc_zone_remove_as_router(struct _zone *z_ptr, u32 router) | ||
90 | { | ||
91 | u32 c_num; | ||
92 | |||
93 | for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { | ||
94 | if (z_ptr->clusters[c_num]) { | ||
95 | tipc_cltr_remove_as_router(z_ptr->clusters[c_num], | ||
96 | router); | ||
97 | } | ||
98 | } | ||
99 | } | ||
100 | |||
101 | void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest) | ||
102 | { | ||
103 | u32 c_num; | ||
104 | |||
105 | for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { | ||
106 | if (z_ptr->clusters[c_num]) { | ||
107 | if (in_own_cluster(z_ptr->addr)) | ||
108 | continue; | ||
109 | tipc_cltr_send_ext_routes(z_ptr->clusters[c_num], dest); | ||
110 | } | ||
111 | } | ||
112 | } | ||
113 | |||
114 | struct tipc_node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref) | ||
115 | { | ||
116 | struct cluster *c_ptr; | ||
117 | struct tipc_node *n_ptr; | ||
118 | u32 c_num; | ||
119 | |||
120 | if (!z_ptr) | ||
121 | return NULL; | ||
122 | c_ptr = z_ptr->clusters[tipc_cluster(addr)]; | ||
123 | if (!c_ptr) | ||
124 | return NULL; | ||
125 | n_ptr = tipc_cltr_select_node(c_ptr, ref); | ||
126 | if (n_ptr) | ||
127 | return n_ptr; | ||
128 | |||
129 | /* Links to any other clusters within this zone ? */ | ||
130 | for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { | ||
131 | c_ptr = z_ptr->clusters[c_num]; | ||
132 | if (!c_ptr) | ||
133 | return NULL; | ||
134 | n_ptr = tipc_cltr_select_node(c_ptr, ref); | ||
135 | if (n_ptr) | ||
136 | return n_ptr; | ||
137 | } | ||
138 | return NULL; | ||
139 | } | ||
140 | |||
141 | u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref) | ||
142 | { | ||
143 | struct cluster *c_ptr; | ||
144 | u32 c_num; | ||
145 | u32 router; | ||
146 | |||
147 | if (!z_ptr) | ||
148 | return 0; | ||
149 | c_ptr = z_ptr->clusters[tipc_cluster(addr)]; | ||
150 | router = c_ptr ? tipc_cltr_select_router(c_ptr, ref) : 0; | ||
151 | if (router) | ||
152 | return router; | ||
153 | |||
154 | /* Links to any other clusters within the zone? */ | ||
155 | for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { | ||
156 | c_ptr = z_ptr->clusters[c_num]; | ||
157 | router = c_ptr ? tipc_cltr_select_router(c_ptr, ref) : 0; | ||
158 | if (router) | ||
159 | return router; | ||
160 | } | ||
161 | return 0; | ||
162 | } | ||