/*

Copyright (c) 2003, Arvid Norberg
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:

    * Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright
      notice, this list of conditions and the following disclaimer in
      the documentation and/or other materials provided with the distribution.
    * Neither the name of the author nor the names of its
      contributors may be used to endorse or promote products derived
      from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

*/

#ifndef TORRENT_PEER_INFO_HPP_INCLUDED
#define TORRENT_PEER_INFO_HPP_INCLUDED

#include <vector>

#include "libtorrent/socket.hpp"
#include "libtorrent/peer_id.hpp"
#include "libtorrent/size_type.hpp"
#include "libtorrent/config.hpp"

namespace libtorrent
{
	struct TORRENT_EXPORT peer_info
	{
		enum
		{
			interesting = 0x1,
			choked = 0x2,
			remote_interested = 0x4,
			remote_choked = 0x8,
			supports_extensions = 0x10,
			local_connection = 0x20,
			handshake = 0x40,
			connecting = 0x80,
			queued = 0x100
		};

		unsigned int flags;

		enum peer_source_flags
		{
			tracker = 0x1,
			dht = 0x2,
			pex = 0x4,
			lsd = 0x8,
			resume_data = 0x10
		};

		int source;

		tcp::endpoint ip;
		float up_speed;
		float down_speed;
		float payload_up_speed;
		float payload_down_speed;
		size_type total_download;
		size_type total_upload;
		peer_id pid;
		std::vector<bool> pieces;
		bool seed; // true if this is a seed
		int upload_limit;
		int download_limit;

#ifndef TORRENT_DISABLE_RESOLVE_COUNTRIES
		// in case the session settings is set
		// to resolve countries, this is set to
		// the two character country code this
		// peer resides in.
		char country[2];
#endif

		size_type load_balancing;

		// this is the number of requests
		// we have sent to this peer
		// that we haven't got a response
		// for yet
		int download_queue_length;

		// this is the number of requests
		// the peer has sent to us
		// that we haven't sent yet
		int upload_queue_length;

		// the number of times this IP
		// has failed to connect
		int failcount;

		// the currently downloading piece
		// if piece index is -1 all associated
		// members are just set to 0
		int downloading_piece_index;
		int downloading_block_index;
		int downloading_progress;
		int downloading_total;
		
		std::string client;
		
		enum
		{
			standard_bittorrent = 0,
			web_seed = 1
		};
		int connection_type;
	};

}

#endif // TORRENT_PEER_INFO_HPP_INCLUDED