--- /dev/null
+/* Copyright (c) 2012-2014, 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_BITTORRENT_H_
+#define BITTORRENT_BITTORRENT_H_
+
+#define MAILBOX_SIZE 40
+#define TRACKER_MAILBOX "tracker_mailbox"
+/** Max number of pairs sent by the tracker to clients */
+#define MAXIMUM_PEERS 50
+/** Interval of time where the peer should send a request to the tracker */
+#define TRACKER_QUERY_INTERVAL 1000
+/** Communication size for a task to the tracker */
+#define TRACKER_COMM_SIZE 0.01
+#define GET_PEERS_TIMEOUT 10000
+#define TIMEOUT_MESSAGE 10
+#define TRACKER_RECEIVE_TIMEOUT 10
+/** Number of peers that can be unchocked at a given time */
+#define MAX_UNCHOKED_PEERS 4
+/** Interval between each update of the choked peers */
+#define UPDATE_CHOKED_INTERVAL 30
+/** Number of pieces the peer asks for simultaneously */
+#define MAX_PIECES 1
+
+#endif /* BITTORRENT_BITTORRENT_H_ */