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https://github.com/oxen-io/lokinet.git
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0f21eeccb0
* rework net code for ip ranges to be cleaner * clean up endpoint auth code * refactor config to validate network configs before setting up endpoints * remove buildone from path/pathbuilder.cpp so we don't spam connection attempts
77 lines
1.6 KiB
C++
77 lines
1.6 KiB
C++
#ifndef LLARP_BITS_HPP
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#define LLARP_BITS_HPP
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#include <bitset>
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#include <cstddef>
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#include <numeric>
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#include <type_traits>
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#include <limits>
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#include <net/uint128.hpp>
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#include <net/net_int.hpp>
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namespace llarp
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{
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namespace bits
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{
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template <typename Int_t>
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constexpr std::size_t
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count_bits(Int_t i)
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{
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static_assert(std::is_integral<Int_t>::value, "Int_t should be an integer");
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static_assert(std::is_unsigned<Int_t>::value, "Int_t should be unsigned");
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return std::bitset<std::numeric_limits<Int_t>::digits>(i).count();
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}
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constexpr std::size_t
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count_bits_128(const uint128_t& i)
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{
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return count_bits(i.upper) + count_bits(i.lower);
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}
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template <>
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constexpr std::size_t
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count_bits(huint32_t x)
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{
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return count_bits(x.h);
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}
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template <>
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constexpr std::size_t
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count_bits(nuint32_t x)
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{
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return count_bits(x.n);
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}
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template <>
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constexpr std::size_t
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count_bits(huint128_t x)
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{
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return count_bits_128(x.h);
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}
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template <>
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constexpr std::size_t
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count_bits(nuint128_t x)
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{
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return count_bits_128(x.n);
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}
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template <typename InputIt>
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constexpr std::size_t
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count_array_bits_impl(InputIt begin, InputIt end)
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{
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return std::accumulate(
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begin, end, 0, [](auto acc, auto val) { return acc + count_bits(val); });
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}
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template <typename T>
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constexpr std::size_t
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count_array_bits(const T& array)
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{
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return count_array_bits_impl(std::begin(array), std::end(array));
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}
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} // namespace bits
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} // namespace llarp
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#endif
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