/*
    * InputEvents.hpp
    * Shared input activity event source
    * Copyright (c) 2026 Daniel Hammer
*/

#pragma once
#include <cstdint>

namespace Drivers::InputEvents {

    // Monotonic serial incremented after mouse or keyboard state changes.
    uint64_t GetSerial();

    // Notify latency-sensitive input activity and wake input waiters.
    void NotifyActivity();

    // Wait until the serial differs from observedSerial or timeoutMs elapses.
    // timeoutMs == 0 is a poll; timeoutMs == UINT64_MAX waits indefinitely.
    uint64_t WaitForChange(uint64_t observedSerial, uint64_t timeoutMs);

}