Program Listing for File bitops.hpp

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#ifndef RIPPLE_UTILITY_BITOPS_HPP
#define RIPPLE_UTILITY_BITOPS_HPP

#include "portability.hpp"

namespace ripple {

ripple_all static inline auto bitmask(int width) -> uint64_t {
  return (uint64_t{1} << width) - 1;
}

template <typename T>
ripple_all static inline auto bits(T val, int start, int end) -> T {
  return static_cast<T>((val >> start) & bitmask(end - start + 1));
}

} // namespace ripple

#endif // RIPPLE_UTILITY_BITOPS_HPP