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authorMatthias Wachs <wachs@net.in.tum.de>2013-06-07 11:59:48 +0000
committerMatthias Wachs <wachs@net.in.tum.de>2013-06-07 11:59:48 +0000
commita819c7cd70f869e374dd2c515c19ff8cd4204359 (patch)
treee3c088f373e07a7f3a80f5151585ec2112c111a6 /src/ats/gnunet-service-ats-solver_proportional.h
parent72b84d59d89b0075537b1e749655278fe1ea5deb (diff)
downloadgnunet-a819c7cd70f869e374dd2c515c19ff8cd4204359.tar.gz
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rename and cleanup due to writing docu
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1/*
2 This file is part of GNUnet.
3 (C) 2011 Christian Grothoff (and other contributing authors)
4
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
9
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
19*/
20
21/**
22 * @file ats/gnunet-service-ats-solver_proportional.h
23 * @brief ATS proportional solver
24 * @author Matthias Wachs
25 * @author Christian Grothoff
26 */
27#include "platform.h"
28#include "gnunet_statistics_service.h"
29#include "gnunet-service-ats_addresses.h"
30
31/**
32 * ATS simplistic solver
33 *
34 * General description
35 */
36
37
38
39
40/**
41 * Init the simplistic problem solving component
42 *
43 * Quotas:
44 * network[i] contains the network type as type GNUNET_ATS_NetworkType[i]
45 * out_quota[i] contains outbound quota for network type i
46 * in_quota[i] contains inbound quota for network type i
47 *
48 * Example
49 * network = {GNUNET_ATS_NET_UNSPECIFIED, GNUNET_ATS_NET_LOOPBACK, GNUNET_ATS_NET_LAN, GNUNET_ATS_NET_WAN, GNUNET_ATS_NET_WLAN}
50 * network[2] == GNUNET_ATS_NET_LAN
51 * out_quota[2] == 65353
52 * in_quota[2] == 65353
53 *
54 * @param cfg configuration handle
55 * @param stats the GNUNET_STATISTICS handle
56 * @param network array of GNUNET_ATS_NetworkType with length dest_length
57 * @param out_quota array of outbound quotas
58 * @param in_quota array of outbound quota
59 * @param dest_length array length for quota arrays
60 * @param bw_changed_cb callback for changed bandwidth amounts
61 * @param bw_changed_cb_cls cls for callback
62 * @return handle for the solver on success, NULL on fail
63 */
64void *
65GAS_proportional_init (const struct GNUNET_CONFIGURATION_Handle *cfg,
66 const struct GNUNET_STATISTICS_Handle *stats,
67 int *network,
68 unsigned long long *out_quota,
69 unsigned long long *in_quota,
70 int dest_length,
71 GAS_bandwidth_changed_cb bw_changed_cb,
72 void *bw_changed_cb_cls);
73
74/**
75 * Shutdown the simplistic problem solving component
76 *
77 * @param solver the respective handle to shutdown
78 */
79void
80GAS_proportional_done (void * solver);
81
82/**
83 * Add a single address within a network to the solver
84 *
85 * @param solver the solver Handle
86 * @param addresses the address hashmap containing all addresses
87 * @param address the address to add
88 * @param network network type of this address
89 */
90void
91GAS_simplistic_address_add (void *solver,
92 struct GNUNET_CONTAINER_MultiHashMap *addresses,
93 struct ATS_Address *address,
94 uint32_t network);
95
96
97/**
98 * Updates a single address in the solve
99 *
100 * @param solver the solver Handle
101 * @param addresses the address hashmap containing all addresses
102 * @param address the update address
103 * @param session the new session (if changed otherwise current)
104 * @param in_use the new address in use state (if changed otherwise current)
105 * @param prev_ats the latest ATS information
106 * @param prev_atsi_count the atsi count
107 */
108void
109GAS_simplistic_address_update (void *solver,
110 struct GNUNET_CONTAINER_MultiHashMap *addresses,
111 struct ATS_Address *address,
112 uint32_t session,
113 int in_use,
114 const struct GNUNET_ATS_Information *atsi,
115 uint32_t atsi_count);
116
117
118/**
119 * Remove an address from the solver
120 *
121 * @param solver the solver handle
122 * @param addresses the address hashmap containing all addresses
123 * @param address the address to remove
124 * @param session_only delete only session not whole address
125 */
126void
127GAS_simplistic_address_delete (void *solver,
128 struct GNUNET_CONTAINER_MultiHashMap * addresses,
129 struct ATS_Address *address, int session_only);
130
131
132/**
133 * Stop notifying about address and bandwidth changes for this peer
134 *
135 * @param solver the MLP handle
136 * @param addresses address hashmap
137 * @param peer the peer
138 */
139void
140GAS_simplistic_stop_get_preferred_address (void *solver,
141 struct GNUNET_CONTAINER_MultiHashMap *addresses,
142 const struct GNUNET_PeerIdentity *peer);
143
144/**
145 * Get the prefered address for a specific peer
146 *
147 * @param solver the solver handle
148 * @param addresses the address hashmap containing all addresses
149 * @param peer the identity of the peer
150 */
151const struct ATS_Address *
152GAS_simplistic_get_preferred_address (void *solver,
153 struct GNUNET_CONTAINER_MultiHashMap * addresses,
154 const struct GNUNET_PeerIdentity *peer);
155
156
157/**
158 * Changes the preferences for a peer in the problem
159 *
160 * @param solver the solver handle
161 * @param client the client with this preference
162 * @param peer the peer to change the preference for
163 * @param kind the kind to change the preference
164 * @param score the score
165 */
166void
167GAS_simplistic_address_change_preference (void *solver,
168 void *client,
169 const struct GNUNET_PeerIdentity *peer,
170 enum GNUNET_ATS_PreferenceKind kind,
171 float score);
172
173
174/* end of gnunet-service-ats-solver_proportional.c */