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48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
/*
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* ping.h -- Buffered pinging using cyclic arrays.
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*
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* This file is donated to the Tox Project.
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* Copyright 2013 plutooo
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*
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* Copyright (C) 2013 Tox project All Rights Reserved.
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*
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* This file is part of Tox.
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*
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* Tox is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Tox is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Tox. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __PING_H__
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#define __PING_H__
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typedef struct PING PING;
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/* Add nodes to the to_ping list.
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* All nodes in this list are pinged every TIME_TOPING seconds
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* and are then removed from the list.
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* If the list is full the nodes farthest from our client_id are replaced.
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* The purpose of this list is to enable quick integration of new nodes into the
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* network while preventing amplification attacks.
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*
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* return 0 if node was added.
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* return -1 if node was not added.
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*/
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int add_to_ping(PING *ping, const uint8_t *client_id, IP_Port ip_port);
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void do_to_ping(PING *ping);
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PING *new_ping(DHT *dht);
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void kill_ping(PING *ping);
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int send_ping_request(PING *ping, IP_Port ipp, const uint8_t *client_id);
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#endif /* __PING_H__ */
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