/*
 * This file Copyright (C) Mnemosyne LLC
 *
 * This file is licensed by the GPL version 2. Works owned by the
 * Transmission project are granted a special exemption to clause 2 (b)
 * so that the bulk of its code can remain under the MIT license.
 * This exemption does not extend to derived works not owned by
 * the Transmission project.
 *
 * $Id$
 */

#ifndef __TRANSMISSION__
#error only libtransmission should #include this header.
#endif

#ifndef TR_PEER_MSGS_H
#define TR_PEER_MSGS_H

#include <inttypes.h>
#include "peer-common.h"

struct tr_address;
struct tr_bitfield;
struct tr_peer;
struct tr_torrent;

/**
 * @addtogroup peers Peers
 * @{
 */

typedef struct tr_peermsgs tr_peermsgs;

tr_peermsgs* tr_peerMsgsNew              (struct tr_torrent        * torrent,
                                          struct tr_peer           * peer,
                                          tr_peer_callback         * callback,
                                          void                     * callback_data);

void         tr_peerMsgsSetChoke         (tr_peermsgs              * msgs,
                                          bool                       peerIsChoked);

int          tr_peerMsgsIsReadingBlock   (const tr_peermsgs        * msgs,
                                          tr_block_index_t           block);

void         tr_peerMsgsSetInterested    (tr_peermsgs              * msgs,
                                          bool                       clientIsInterested);

void         tr_peerMsgsHave             (tr_peermsgs              * msgs,
                                          uint32_t                   pieceIndex);

void         tr_peerMsgsPulse            (tr_peermsgs              * msgs);

void         tr_peerMsgsCancel           (tr_peermsgs              * msgs,
                                          tr_block_index_t           block);

void         tr_peerMsgsFree             (tr_peermsgs              * msgs);

size_t       tr_generateAllowedSet       (tr_piece_index_t         * setmePieces,
                                          size_t                     desiredSetSize,
                                          size_t                     pieceCount,
                                          const uint8_t            * infohash,
                                          const struct tr_address  * addr);


/* @} */
#endif