2 This file is part of GNUnet.
3 (C) 2011 Christian Grothoff (and other contributing authors)
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
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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.
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,
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22 * @file ats/gnunet-service-ats-solver_proportional.h
23 * @brief ATS proportional solver
24 * @author Matthias Wachs
25 * @author Christian Grothoff
28 #include "gnunet_statistics_service.h"
29 #include "gnunet-service-ats_addresses.h"
32 * ATS simplistic solver
41 * Init the simplistic problem solving component
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
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
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
65 GAS_proportional_init (const struct GNUNET_CONFIGURATION_Handle *cfg,
66 const struct GNUNET_STATISTICS_Handle *stats,
68 unsigned long long *out_quota,
69 unsigned long long *in_quota,
71 GAS_bandwidth_changed_cb bw_changed_cb,
72 void *bw_changed_cb_cls);
75 * Shutdown the simplistic problem solving component
77 * @param solver the respective handle to shutdown
80 GAS_proportional_done (void * solver);
83 * Add a single address within a network to the solver
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
91 GAS_simplistic_address_add (void *solver,
92 struct GNUNET_CONTAINER_MultiHashMap *addresses,
93 struct ATS_Address *address,
98 * Updates a single address in the solve
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
109 GAS_simplistic_address_update (void *solver,
110 struct GNUNET_CONTAINER_MultiHashMap *addresses,
111 struct ATS_Address *address,
114 const struct GNUNET_ATS_Information *atsi,
115 uint32_t atsi_count);
119 * Remove an address from the solver
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
127 GAS_simplistic_address_delete (void *solver,
128 struct GNUNET_CONTAINER_MultiHashMap * addresses,
129 struct ATS_Address *address, int session_only);
133 * Stop notifying about address and bandwidth changes for this peer
135 * @param solver the MLP handle
136 * @param addresses address hashmap
137 * @param peer the peer
140 GAS_simplistic_stop_get_preferred_address (void *solver,
141 struct GNUNET_CONTAINER_MultiHashMap *addresses,
142 const struct GNUNET_PeerIdentity *peer);
145 * Get the prefered address for a specific peer
147 * @param solver the solver handle
148 * @param addresses the address hashmap containing all addresses
149 * @param peer the identity of the peer
151 const struct ATS_Address *
152 GAS_simplistic_get_preferred_address (void *solver,
153 struct GNUNET_CONTAINER_MultiHashMap * addresses,
154 const struct GNUNET_PeerIdentity *peer);
158 * Changes the preferences for a peer in the problem
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
167 GAS_simplistic_address_change_preference (void *solver,
169 const struct GNUNET_PeerIdentity *peer,
170 enum GNUNET_ATS_PreferenceKind kind,
174 /* end of gnunet-service-ats-solver_proportional.c */