89 lines
2.4 KiB
C++
89 lines
2.4 KiB
C++
/*
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Copyright (c) 2005, 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 IP_FILTER_HPP
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#define IP_FILTER_HPP
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#include "libtorrent/socket.hpp"
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#include <set>
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#include <iostream>
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namespace libtorrent
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{
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class ip_filter
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{
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public:
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enum access_flags
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{
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blocked = 1
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};
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ip_filter();
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void add_rule(address first, address last, int flags);
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int access(address const& addr) const;
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struct ip_range
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{
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address first;
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address last;
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int flags;
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};
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std::vector<ip_range> export_filter() const;
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// void print() const;
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private:
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struct range
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{
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range(address addr, int access = 0): start(addr), access(access) {}
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bool operator<(range const& r) const
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{ return start < r.start; }
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bool operator<(address const& a) const
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{ return start < a; }
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address start;
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// the end of the range is implicit
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// and given by the next entry in the set
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int access;
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};
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typedef std::set<range> range_t;
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range_t m_access_list;
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};
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}
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#endif
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