Interface ClockExt

clock-bound/src/daemon/time/inner.rs:64–77

Extension trait for Clock that provides offset and RTT measurement functionality

}

/// Extension trait for Clock that provides offset and RTT measurement functionality
pub trait ClockExt<T: NanoType + Copy>: Clock<T> {
    /// Get the offset and RTT measurement for this reading between this clock and another clock.
    /// The "offset" is from the caller to the `other` clock - e.g. if `self` is running behind `other`,
    /// we would expect a negative value, and if it `self` running ahead of `other`, we expect a positive value.
    fn get_offset_and_rtt(&self, other: &impl Clock<T>) -> ClockOffsetAndRtt<T> {
        let our_read1 = self.get_time();
        let their_read = other.get_time();
        let our_read2 = self.get_time();
        let mid = our_read1.midpoint(our_read2);
        let offset = mid - their_read;
        let rtt = our_read2 - our_read1;
        ClockOffsetAndRtt::new(offset, rtt)
    }
}

/// Blanket implementation of `ClockExt` for all types that implement Clock