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// libTorrent - BitTorrent library
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// Copyright (C) 2005-2007, Jari Sundell
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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// In addition, as a special exception, the copyright holders give
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// permission to link the code of portions of this program with the
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// OpenSSL library under certain conditions as described in each
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// individual source file, and distribute linked combinations
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// You must obey the GNU General Public License in all respects for
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// all of the code used other than OpenSSL. If you modify file(s)
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// with this exception, you may extend this exception to your version
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// of the file(s), but you are not obligated to do so. If you do not
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// wish to do so, delete this exception statement from your version.
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// If you delete this exception statement from all source files in the
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// program, then also delete it here.
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// Contact: Jari Sundell <jaris@ifi.uio.no>
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// 3185 Skoppum, NORWAY
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#ifndef LIBTORRENT_BLOCK_LIST_H
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#define LIBTORRENT_BLOCK_LIST_H
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#include <torrent/common.h>
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#include <torrent/data/block.h>
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#include <torrent/data/piece.h>
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class LIBTORRENT_EXPORT BlockList : public std::vector<Block> {
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typedef std::vector<Block> base_type;
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typedef uint32_t size_type;
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using base_type::value_type;
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using base_type::reference;
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using base_type::difference_type;
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using base_type::iterator;
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using base_type::reverse_iterator;
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using base_type::size;
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using base_type::empty;
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using base_type::begin;
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using base_type::rbegin;
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using base_type::rend;
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using base_type::operator[];
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BlockList(const Piece& piece, uint32_t blockLength);
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bool is_all_finished() const { return m_finished == size(); }
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const Piece& piece() const { return m_piece; }
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uint32_t index() const { return m_piece.index(); }
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priority_t priority() const { return m_priority; }
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void set_priority(priority_t p) { m_priority = p; }
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size_type finished() const { return m_finished; }
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void inc_finished() { m_finished++; }
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void clear_finished() { m_finished = 0; }
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uint32_t failed() const { return m_failed; }
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// Temporary, just increment for now.
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void inc_failed() { m_failed++; }
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uint32_t attempt() const { return m_attempt; }
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void set_attempt(uint32_t a) { m_attempt = a; }
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// Set when the chunk was initially requested from a seeder. This
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// allows us to quickly determine if it is a suitable chunk to
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// request from another seeder, e.g by already knowing it is a rare
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bool by_seeder() const { return m_bySeeder; }
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void set_by_seeder(bool state) { m_bySeeder = state; }
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BlockList(const BlockList&);
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void operator = (const BlockList&);
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priority_t m_priority;
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size_type m_finished;