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[simgrid.git] / examples / msg / kademlia / routing_table.h
1 /* Copyright (c) 2012, 2014. The SimGrid Team.
2  * All rights reserved.                                                     */
3
4 /* This program is free software; you can redistribute it and/or modify it
5  * under the terms of the license (GNU LGPL) which comes with this package. */
6
7 #ifndef _MSG_KADEMLIA_EXAMPLES_ROUTING_TABLE
8 #define _MSG_KADEMLIA_EXAMPLES_ROUTING_TABLE
9 #include "common.h"
10 #include <xbt/dynar.h>
11
12 /* Routing table bucket */
13 typedef struct s_bucket {
14   xbt_dynar_t nodes;            //Nodes in the bucket.
15   unsigned int id;              //bucket id
16 } s_bucket_t, *bucket_t;
17
18 /* Node routing table */
19 typedef struct s_routing_table {
20   unsigned int id;              //node id of the client's routing table
21   s_bucket_t *buckets;          //Node bucket list - 160 sized.
22 } s_routing_table_t, *routing_table_t;
23
24 // bucket functions
25 unsigned int bucket_find_id(bucket_t bucket, unsigned int id);
26 unsigned int bucket_contains(bucket_t bucket, unsigned int id);
27
28 // routing table functions
29 routing_table_t routing_table_init(unsigned int node_id);
30 void routing_table_free(routing_table_t table);
31 unsigned int routing_table_contains(routing_table_t table, unsigned int node_id);
32 void routing_table_print(routing_table_t table);
33 bucket_t routing_table_find_bucket(routing_table_t table, unsigned int id);
34
35 #endif                          /* _MSG_KADEMLIA_EXAMPLES_ROUTING_TABLE */