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KissOfDeathError

Struct KissOfDeathError 

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pub struct KissOfDeathError {
    pub code: KissOfDeath,
}
Expand description

Error returned when the server responds with a Kiss-o’-Death (KoD) packet.

Per RFC 5905 Section 7.4, recipients of kiss codes MUST inspect them and take the described actions. This error is returned as the inner error of an io::Error with kind io::ErrorKind::ConnectionRefused, and can be extracted via io::Error::get_ref and downcast_ref.

§Caller Responsibilities

  • DENY / RSTR: The caller MUST stop sending packets to this server.
  • RATE: The caller MUST reduce its polling interval before retrying.

§Examples

match ntp::request("time.nist.gov:123") {
    Ok(result) => println!("Offset: {:.6}s", result.offset_seconds),
    Err(e) => {
        if let Some(kod) = e.get_ref().and_then(|inner| inner.downcast_ref::<ntp::KissOfDeathError>()) {
            eprintln!("Kiss-o'-Death: {:?}", kod.code);
        }
    }
}

Fields§

§code: KissOfDeath

The specific kiss code received from the server.

Trait Implementations§

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impl Clone for KissOfDeathError

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fn clone(&self) -> KissOfDeathError

Returns a duplicate of the value. Read more
1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for KissOfDeathError

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Display for KissOfDeathError

Available on crate feature std only.
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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Error for KissOfDeathError

Available on crate feature std only.
1.30.0 · Source§

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any. Read more
1.0.0 · Source§

fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
1.0.0 · Source§

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
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fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)
Provides type-based access to context intended for error reports. Read more
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impl Copy for KissOfDeathError

Auto Trait Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.