+++ /dev/null
-/* Copyright (c) 2012-2016. The SimGrid Team.
- * All rights reserved. */
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-#ifndef BITTORRENT_PEER_H
-#define BITTORRENT_PEER_H
-#include <simgrid/msg.h>
-#include <xbt/dict.h>
-#include <xbt/dynar.h>
-#include <xbt/RngStream.h>
-#include "connection.h"
-#include "bittorrent.h"
-
-/** Peer data */
-typedef struct s_peer {
- int id; //peer id
-
- int pieces; //number of pieces the peer has.
- char *bitfield; //list of pieces the peer has.
- char *bitfield_blocks; //list of blocks the peer has.
- short *pieces_count; //number of peers that have each piece.
-
- xbt_dynar_t current_pieces; //current pieces the peer is downloading
-
- xbt_dict_t peers; //peers list
- xbt_dict_t active_peers; //active peers list
- int round; //current round for the chocking algorithm.
-
-
- char mailbox[MAILBOX_SIZE]; //peer mailbox.
- char mailbox_tracker[MAILBOX_SIZE]; //pair mailbox while communicating with the tracker.
- const char *hostname; //peer hostname
-
- msg_task_t task_received; //current task being received
- msg_comm_t comm_received; //current comm
-
-
- RngStream stream; //RngStream for
-
- double begin_receive_time; //time when the receiving communication has begun, useful for calculating host speed.
-
-} s_peer_t;
-typedef s_peer_t *peer_t;
-
-/** Peer main function */
-int peer(int argc, char *argv[]);
-
-int get_peers_data(peer_t peer);
-void leech_loop(peer_t peer, double deadline);
-void seed_loop(peer_t peer, double deadline);
-
-void peer_init(peer_t peer, int id, int seed);
-void peer_free(peer_t peer);
-
-int has_finished(char *bitfield);
-
-void handle_message(peer_t peer, msg_task_t task);
-
-void update_pieces_count_from_bitfield(peer_t peer, char *bitfield);
-void update_choked_peers(peer_t peer);
-
-void update_interested_after_receive(peer_t peer);
-
-void update_bitfield_blocks(peer_t peer, int index, int block_index, int block_length);
-int piece_complete(peer_t peer, int index);
-int get_first_block(peer_t peer, int piece);
-
-int nb_interested_peers(peer_t peer);
-int is_interested(peer_t peer, connection_t remote_peer);
-int is_interested_and_free(peer_t peer, connection_t remote_peer);
-int in_current_pieces(peer_t peer, int piece);
-int partially_downloaded_piece(peer_t peer, connection_t remote_peer);
-
-void request_new_piece_to_peer(peer_t peer, connection_t remote_peer);
-void send_request_to_peer(peer_t peer, connection_t remote_peer, int piece);
-void remove_current_piece(peer_t peer, connection_t remote_peer, int current_piece);
-
-void update_active_peers_set(peer_t peer, connection_t remote_peer);
-int select_piece_to_download(peer_t peer, connection_t remote_peer);
-
-void send_handshake_all(peer_t peer);
-
-void send_interested(peer_t peer, const char *mailbox);
-
-void send_notinterested(peer_t peer, const char *mailbox);
-void send_handshake(peer_t peer, const char *mailbox);
-void send_bitfield(peer_t peer, const char *mailbox);
-void send_choked(peer_t peer, const char *mailbox);
-void send_unchoked(peer_t peer, const char *mailbox);
-void send_have(peer_t peer, int piece);
-
-void send_request(peer_t peer, const char *mailbox, int piece, int block_index, int block_length);
-void send_piece(peer_t peer, const char *mailbox, int piece, int block_index, int block_length);
-
-#endif /* BITTORRENT_PEER_H */
