2 This file is part of GNUnet.
3 (C) 2006, 2009 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 2, 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 include/gnunet_peer_lib.h
23 * @brief helper library for interning of peer identifiers
24 * @author Christian Grothoff
27 #ifndef GNUNET_PEER_LIB_H
28 #define GNUNET_PEER_LIB_H
30 #include "gnunet_util_lib.h"
35 #if 0 /* keep Emacsens' auto-indent happy */
41 * A GNUNET_PEER_Id is simply a shorter
42 * version of a "struct GNUNET_PeerIdentifier"
43 * that can be used inside of a GNUnet peer
44 * to save memory when the same identifier
45 * needs to be used over and over again.
47 typedef unsigned int GNUNET_PEER_Id;
51 * Intern an peer identity. If the identity is already known, its
52 * reference counter will be increased by one.
54 * @param pid identity to intern
55 * @return the interned identity.
57 GNUNET_PEER_Id GNUNET_PEER_intern (const struct GNUNET_PeerIdentity * pid);
61 * Change the reference counter of an interned PID.
63 * @param id identity to change the RC of
64 * @param delta how much to change the RC
66 void GNUNET_PEER_change_rc (GNUNET_PEER_Id id, int delta);
70 * Decrement multiple RCs of peer identities by one.
72 * @param ids array of PIDs to decrement the RCs of
73 * @param count size of the ids array
75 void GNUNET_PEER_decrement_rcs (const GNUNET_PEER_Id * ids,
80 * Convert an interned PID to a normal peer identity.
82 * @param id interned PID to convert
83 * @param pid where to write the normal peer identity
85 void GNUNET_PEER_resolve (GNUNET_PEER_Id id,
86 struct GNUNET_PeerIdentity * pid);
89 /* ifndef GNUNET_PEER_LIB_H */
91 /* end of gnunet_peer_lib.h */