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attempt to fix #212. Store 4 bytes and 16 bytes arrays instead of in_addr in ip-filter

This commit is contained in:
Arvid Norberg 2007-12-24 21:49:46 +00:00
parent d5748419c1
commit 81cf247cda
2 changed files with 25 additions and 24 deletions
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37
include/libtorrent/ip_filter.hpp
View File

@ -76,9 +76,9 @@ namespace detail
template<class Addr>
Addr zero()
{
typename Addr::bytes_type zero;
Addr zero;
std::fill(zero.begin(), zero.end(), 0);
return Addr(zero);
return zero;
}
template<>
@ -87,8 +87,8 @@ namespace detail
template<class Addr>
Addr plus_one(Addr const& a)
{
typename Addr::bytes_type tmp(a.to_bytes());
typedef typename Addr::bytes_type::reverse_iterator iter;
Addr tmp(a);
typedef typename Addr::reverse_iterator iter;
for (iter i = tmp.rbegin()
, end(tmp.rend()); i != end; ++i)
{
@ -99,7 +99,7 @@ namespace detail
}
*i = 0;
}
return Addr(tmp);
return tmp;
}
inline boost::uint16_t plus_one(boost::uint16_t val) { return val + 1; }
@ -107,8 +107,8 @@ namespace detail
template<class Addr>
Addr minus_one(Addr const& a)
{
typename Addr::bytes_type tmp(a.to_bytes());
typedef typename Addr::bytes_type::reverse_iterator iter;
Addr tmp(a);
typedef typename Addr::reverse_iterator iter;
for (iter i = tmp.rbegin()
, end(tmp.rend()); i != end; ++i)
{
@ -119,7 +119,7 @@ namespace detail
}
*i = (std::numeric_limits<typename iter::value_type>::max)();
}
return Addr(tmp);
return tmp;
}
inline boost::uint16_t minus_one(boost::uint16_t val) { return val - 1; }
@ -127,9 +127,9 @@ namespace detail
template<class Addr>
Addr max_addr()
{
typename Addr::bytes_type tmp;
Addr tmp;
std::fill(tmp.begin(), tmp.end()
, (std::numeric_limits<typename Addr::bytes_type::value_type>::max)());
, (std::numeric_limits<typename Addr::value_type>::max)());
return Addr(tmp);
}
@ -220,23 +220,24 @@ namespace detail
return i->access;
}
std::vector<ip_range<Addr> > export_filter() const
template <class ExternalAddressType>
std::vector<ip_range<ExternalAddressType> > export_filter() const
{
std::vector<ip_range<Addr> > ret;
std::vector<ip_range<ExternalAddressType> > ret;
ret.reserve(m_access_list.size());
for (typename range_t::const_iterator i = m_access_list.begin()
, end(m_access_list.end()); i != end;)
{
ip_range<Addr> r;
r.first = i->start;
ip_range<ExternalAddressType> r;
r.first = ExternalAddressType(i->start);
r.flags = i->access;
++i;
if (i == end)
r.last = max_addr<Addr>();
r.last = ExternalAddressType(max_addr<Addr>());
else
r.last = minus_one(i->start);
r.last = ExternalAddressType(minus_one(i->start));
ret.push_back(r);
}
@ -288,8 +289,8 @@ public:
private:
detail::filter_impl<address_v4> m_filter4;
detail::filter_impl<address_v6> m_filter6;
detail::filter_impl<address_v4::bytes_type> m_filter4;
detail::filter_impl<address_v6::bytes_type> m_filter6;
};
class TORRENT_EXPORT port_filter

12
src/ip_filter.cpp
View File

@ -44,12 +44,12 @@ namespace libtorrent
if (first.is_v4())
{
TORRENT_ASSERT(last.is_v4());
m_filter4.add_rule(first.to_v4(), last.to_v4(), flags);
m_filter4.add_rule(first.to_v4().to_bytes(), last.to_v4().to_bytes(), flags);
}
else if (first.is_v6())
{
TORRENT_ASSERT(last.is_v6());
m_filter6.add_rule(first.to_v6(), last.to_v6(), flags);
m_filter6.add_rule(first.to_v6().to_bytes(), last.to_v6().to_bytes(), flags);
}
else
TORRENT_ASSERT(false);
@ -58,15 +58,15 @@ namespace libtorrent
int ip_filter::access(address const& addr) const
{
if (addr.is_v4())
return m_filter4.access(addr.to_v4());
return m_filter4.access(addr.to_v4().to_bytes());
TORRENT_ASSERT(addr.is_v6());
return m_filter6.access(addr.to_v6());
return m_filter6.access(addr.to_v6().to_bytes());
}
ip_filter::filter_tuple_t ip_filter::export_filter() const
{
return boost::make_tuple(m_filter4.export_filter()
, m_filter6.export_filter());
return boost::make_tuple(m_filter4.export_filter<address_v4>()
, m_filter6.export_filter<address_v6>());
}
void port_filter::add_rule(boost::uint16_t first, boost::uint16_t last, int flags)