forked from premiere/premiere-libtorrent
96 lines
2.8 KiB
C++
Executable File
96 lines
2.8 KiB
C++
Executable File
/*
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Copyright (c) 2003, Arvid Norberg
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the distribution.
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* Neither the name of the author nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef TORRENT_FINGERPRINT_HPP_INCLUDED
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#define TORRENT_FINGERPRINT_HPP_INCLUDED
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#include <string>
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#include <sstream>
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#include "libtorrent/peer_id.hpp"
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#include "libtorrent/assert.hpp"
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namespace libtorrent
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{
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struct fingerprint
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{
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fingerprint(const char* id_string, int major, int minor, int revision, int tag)
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: major_version(major)
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, minor_version(minor)
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, revision_version(revision)
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, tag_version(tag)
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{
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TORRENT_ASSERT(id_string);
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TORRENT_ASSERT(major >= 0);
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TORRENT_ASSERT(minor >= 0);
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TORRENT_ASSERT(revision >= 0);
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TORRENT_ASSERT(tag >= 0);
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TORRENT_ASSERT(std::strlen(id_string) == 2);
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name[0] = id_string[0];
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name[1] = id_string[1];
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}
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std::string to_string() const
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{
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std::stringstream s;
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s << "-" << name[0] << name[1]
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<< version_to_char(major_version)
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<< version_to_char(minor_version)
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<< version_to_char(revision_version)
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<< version_to_char(tag_version) << "-";
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return s.str();
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}
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char name[2];
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int major_version;
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int minor_version;
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int revision_version;
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int tag_version;
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private:
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char version_to_char(int v) const
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{
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if (v >= 0 && v < 10) return '0' + v;
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else if (v >= 10) return 'A' + (v - 10);
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TORRENT_ASSERT(false);
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return '0';
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}
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};
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}
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#endif // TORRENT_FINGERPRINT_HPP_INCLUDED
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