X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/112443be887110f561ef3a948178bc2367d33dbe..0f123dd4d0d60d0c57bcae6f3629c83e32549b39:/examples/msg/bittorrent/tracker.h

diff --git a/examples/msg/bittorrent/tracker.h b/examples/msg/bittorrent/tracker.h
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+/* Copyright (c) 2012. 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_TRACKER_H_
+#define BITTORRENT_TRACKER_H_
+#include <xbt/dynar.h>
+#include "bittorrent.h"
+/**
+ * Tracker main function
+ */
+int tracker(int argc, char *argv[]);
+/**
+ * Task types exchanged between a node and the tracker
+ */
+typedef enum {
+	TRACKER_TASK_QUERY,
+	TRACKER_TASK_ANSWER
+} e_tracker_task_type_t;
+/**
+ * Tasks exchanged between a tracker and peers.
+ */
+typedef struct s_tracker_task_data {
+	e_tracker_task_type_t type; //type of the task
+	const char *mailbox; //mailbox where the tracker should answer
+	const char *issuer_host_name; //hostname, for debug purposes
+	//Query data
+	int peer_id; //peer id
+	int uploaded; //how much the peer has already uploaded
+	int downloaded; //how much the peer has downloaded
+	int left; //how much the peer has left
+	//Answer data
+	int interval; //how often the peer should contact the tracker (unused for now)
+	xbt_dynar_t peers; //the peer list the peer has asked for.
+} s_tracker_task_data_t, *tracker_task_data_t;
+
+tracker_task_data_t tracker_task_data_new(const char *issuer_host_name, const char *mailbox, int peer_id, int uploaded, int downloaded, int left);
+void tracker_task_data_free(tracker_task_data_t task);
+
+int is_in_list(xbt_dynar_t peers, int id);
+#endif /* BITTORRENT_TRACKER_H */