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
8 option) any later version.
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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_normalization.h
23 * @brief ats service address: management of ATS properties and preferences normalization
24 * @author Matthias Wachs
25 * @author Christian Grothoff
27 #ifndef GNUNET_SERVICE_ATS_NORMALIZATION_H
28 #define GNUNET_SERVICE_ATS_NORMALIZATION_H
29 #include "gnunet_ats_service.h"
31 #define DEFAULT_REL_QUALITY 1.0
35 * Get the normalized preference values for a specific peer
38 * @param id the peer @return pointer to the values, can be indexed
39 * with GNUNET_ATS_PreferenceKind, NULL if peer does not exist
42 GAS_normalization_get_preferences_by_peer (void *cls,
43 const struct GNUNET_PeerIdentity *id);
47 * Get the normalized properties values for a specific peer or
48 * the default values if
51 * @param address the address
52 * @return pointer to the values, can be indexed with GNUNET_ATS_PreferenceKind,
53 * default preferences if peer does not exist
56 GAS_normalization_get_properties (void *cls,
57 const struct ATS_Address *address);
61 * Get the normalized preference values for a specific client and peer
63 * @param client client
64 * @param peer the peer
65 * @param pref the preference type
69 GAS_normalization_get_preferences_by_client (const void *client,
70 const struct GNUNET_PeerIdentity *peer,
71 enum GNUNET_ATS_PreferenceKind pref);
74 * Normalize an updated preference value
76 * @param client the client with this preference
77 * @param peer the peer to change the preference for
78 * @param kind the kind to change the preference
79 * @param score_abs the normalized score
82 GAS_normalization_normalize_preference (void *client,
83 const struct GNUNET_PeerIdentity *peer,
84 enum GNUNET_ATS_PreferenceKind kind,
88 * Update and normalize a atsi performance information
90 * @param address the address to update
91 * @param atsi the array of performance information
92 * @param atsi_count the number of atsi information in the array
95 GAS_normalization_normalize_property (struct ATS_Address *address,
96 const struct GNUNET_ATS_Information *atsi,
101 * A performance client disconnected
103 * @param client the disconnecting client
106 GAS_normalization_preference_client_disconnect (void *client);
110 * Start the normalization component
113 GAS_normalization_start (void);
117 * Stop the normalization component and free all items
120 GAS_normalization_stop (void);
123 /* end of gnunet-service-ats_normalization.h */