diff options
Diffstat (limited to 'net/tipc/zone.c')
-rw-r--r-- | net/tipc/zone.c | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/net/tipc/zone.c b/net/tipc/zone.c deleted file mode 100644 index 1b61ca8c48ef..000000000000 --- a/net/tipc/zone.c +++ /dev/null | |||
@@ -1,159 +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 "cluster.h" | ||
40 | #include "node.h" | ||
41 | |||
42 | struct _zone *tipc_zone_create(u32 addr) | ||
43 | { | ||
44 | struct _zone *z_ptr; | ||
45 | u32 z_num; | ||
46 | |||
47 | if (!tipc_addr_domain_valid(addr)) { | ||
48 | err("Zone creation failed, invalid domain 0x%x\n", addr); | ||
49 | return NULL; | ||
50 | } | ||
51 | |||
52 | z_ptr = kzalloc(sizeof(*z_ptr), GFP_ATOMIC); | ||
53 | if (!z_ptr) { | ||
54 | warn("Zone creation failed, insufficient memory\n"); | ||
55 | return NULL; | ||
56 | } | ||
57 | |||
58 | z_num = tipc_zone(addr); | ||
59 | z_ptr->addr = tipc_addr(z_num, 0, 0); | ||
60 | tipc_net.zones[z_num] = z_ptr; | ||
61 | return z_ptr; | ||
62 | } | ||
63 | |||
64 | void tipc_zone_delete(struct _zone *z_ptr) | ||
65 | { | ||
66 | u32 c_num; | ||
67 | |||
68 | if (!z_ptr) | ||
69 | return; | ||
70 | for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { | ||
71 | tipc_cltr_delete(z_ptr->clusters[c_num]); | ||
72 | } | ||
73 | kfree(z_ptr); | ||
74 | } | ||
75 | |||
76 | void tipc_zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr) | ||
77 | { | ||
78 | u32 c_num = tipc_cluster(c_ptr->addr); | ||
79 | |||
80 | assert(c_ptr->addr); | ||
81 | assert(c_num <= tipc_max_clusters); | ||
82 | assert(z_ptr->clusters[c_num] == NULL); | ||
83 | z_ptr->clusters[c_num] = c_ptr; | ||
84 | } | ||
85 | |||
86 | void tipc_zone_remove_as_router(struct _zone *z_ptr, u32 router) | ||
87 | { | ||
88 | u32 c_num; | ||
89 | |||
90 | for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { | ||
91 | if (z_ptr->clusters[c_num]) { | ||
92 | tipc_cltr_remove_as_router(z_ptr->clusters[c_num], | ||
93 | router); | ||
94 | } | ||
95 | } | ||
96 | } | ||
97 | |||
98 | void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest) | ||
99 | { | ||
100 | u32 c_num; | ||
101 | |||
102 | for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { | ||
103 | if (z_ptr->clusters[c_num]) { | ||
104 | if (in_own_cluster(z_ptr->addr)) | ||
105 | continue; | ||
106 | tipc_cltr_send_ext_routes(z_ptr->clusters[c_num], dest); | ||
107 | } | ||
108 | } | ||
109 | } | ||
110 | |||
111 | struct tipc_node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref) | ||
112 | { | ||
113 | struct cluster *c_ptr; | ||
114 | struct tipc_node *n_ptr; | ||
115 | u32 c_num; | ||
116 | |||
117 | if (!z_ptr) | ||
118 | return NULL; | ||
119 | c_ptr = z_ptr->clusters[tipc_cluster(addr)]; | ||
120 | if (!c_ptr) | ||
121 | return NULL; | ||
122 | n_ptr = tipc_cltr_select_node(c_ptr, ref); | ||
123 | if (n_ptr) | ||
124 | return n_ptr; | ||
125 | |||
126 | /* Links to any other clusters within this zone ? */ | ||
127 | for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { | ||
128 | c_ptr = z_ptr->clusters[c_num]; | ||
129 | if (!c_ptr) | ||
130 | return NULL; | ||
131 | n_ptr = tipc_cltr_select_node(c_ptr, ref); | ||
132 | if (n_ptr) | ||
133 | return n_ptr; | ||
134 | } | ||
135 | return NULL; | ||
136 | } | ||
137 | |||
138 | u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref) | ||
139 | { | ||
140 | struct cluster *c_ptr; | ||
141 | u32 c_num; | ||
142 | u32 router; | ||
143 | |||
144 | if (!z_ptr) | ||
145 | return 0; | ||
146 | c_ptr = z_ptr->clusters[tipc_cluster(addr)]; | ||
147 | router = c_ptr ? tipc_cltr_select_router(c_ptr, ref) : 0; | ||
148 | if (router) | ||
149 | return router; | ||
150 | |||
151 | /* Links to any other clusters within the zone? */ | ||
152 | for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { | ||
153 | c_ptr = z_ptr->clusters[c_num]; | ||
154 | router = c_ptr ? tipc_cltr_select_router(c_ptr, ref) : 0; | ||
155 | if (router) | ||
156 | return router; | ||
157 | } | ||
158 | return 0; | ||
159 | } | ||