mirror of https://github.com/aria2/aria2
75 lines
2.6 KiB
C++
75 lines
2.6 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2009 Tatsuhiro Tsujikawa
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*
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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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*
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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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*
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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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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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#include "RangeBtMessage.h"
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#include "util.h"
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#include "a2functional.h"
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#include "bittorrent_helper.h"
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namespace aria2 {
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RangeBtMessage::RangeBtMessage(uint8_t id, const char* name, size_t index,
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int32_t begin, int32_t length)
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: SimpleBtMessage(id, name), index_(index), begin_(begin), length_(length)
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{
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}
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unsigned char* RangeBtMessage::createMessage()
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{
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/**
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* len --- 13, 4bytes
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* id --- ?, 1byte
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* index --- index, 4bytes
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* begin --- begin, 4bytes
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* length -- length, 4bytes
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* total: 17bytes
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*/
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auto msg = new unsigned char[MESSAGE_LENGTH];
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bittorrent::createPeerMessageString(msg, MESSAGE_LENGTH, 13, getId());
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bittorrent::setIntParam(&msg[5], index_);
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bittorrent::setIntParam(&msg[9], begin_);
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bittorrent::setIntParam(&msg[13], length_);
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return msg;
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}
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size_t RangeBtMessage::getMessageLength() { return MESSAGE_LENGTH; }
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std::string RangeBtMessage::toString() const
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{
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return fmt("%s index=%lu, begin=%d, length=%d", getName(),
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static_cast<unsigned long>(index_), begin_, length_);
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}
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} // namespace aria2
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