#pragma once
#include <stdint.h>
// Current-client pointer-vector snapshot; this policy never writes native state.
namespace dnf90 {
struct UiIteratorSnapshot {
    uintptr_t owner, proxy, iteratorProxy, proxyOwner, begin, end, current;
};
inline bool CanAdvanceUiIterator(const UiIteratorSnapshot& s)
{
    return s.owner != 0 && s.proxy != 0 && s.iteratorProxy == s.proxy &&
        s.proxyOwner == s.owner && s.begin != 0 && s.end >= s.begin &&
        s.current >= s.begin && s.current < s.end &&
        (s.end - s.begin) % 4 == 0 && (s.current - s.begin) % 4 == 0;
}
}