MqttBytesBuf

Struct MqttBytesBuf

pub struct MqttBytesBuf(Box<[u8]>);

Expand description

Owned binary data that satisfies the MQTT v5 length limit.

This is the owned counterpart to MqttBytes.

Tuple Fields§

§0: Box<[u8]>

Implementations§

impl MqttBytesBuf

pub const fn as_mqtt_bytes(&self) -> &MqttBytes

Returns a borrowed reference to the underlying MqttBytes.

pub const fn as_slice(&self) -> &[u8] ⓘ

Returns the raw byte slice.

Methods from Deref<Target = MqttBytes>§

pub const EMPTY: &'static MqttBytes

pub fn as_slice(&self) -> &[u8] ⓘ

Returns the raw byte slice.

pub fn len(&self) -> usize

Returns the length in bytes.

pub fn len_u16(&self) -> u16

Returns the length as a u16 for encoding.

pub fn encoded_len(&self) -> usize

Returns the number of bytes needed to encode this value.

pub fn is_empty(&self) -> bool

Returns true if the byte slice is empty.

Trait Implementations§

impl AsRef<[u8]> for MqttBytesBuf

fn as_ref(&self) -> &[u8] ⓘ

Converts this type into a shared reference of the (usually inferred) input type.

impl AsRef<MqttBytes> for MqttBytesBuf

fn as_ref(&self) -> &MqttBytes

Converts this type into a shared reference of the (usually inferred) input type.

impl Borrow<MqttBytes> for MqttBytesBuf

fn borrow(&self) -> &MqttBytes

Immutably borrows from an owned value. Read more

impl Clone for MqttBytesBuf

fn clone(&self) -> MqttBytesBuf

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

impl Debug for MqttBytesBuf

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

Formats the value using the given formatter. Read more

impl Deref for MqttBytesBuf

type Target = MqttBytes

The resulting type after dereferencing.

fn deref(&self) -> &MqttBytes

Dereferences the value.

impl Hash for MqttBytesBuf

fn hash<H>(&self, state: &mut H)
where __H: Hasher,

Feeds this value into the given Hasher. Read more

1.3.0 · Source§

fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more

impl PartialEq for MqttBytesBuf

fn eq(&self, other: &MqttBytesBuf) -> bool

Tests for self and other values to be equal, and is used by ==.

1.0.0 · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl TryFrom<&[u8]> for MqttBytesBuf

type Error = DataError

The type returned in the event of a conversion error.

fn try_from( data: &[u8], ) -> Result<MqttBytesBuf, <MqttBytesBuf as TryFrom<&[u8]>>::Error>

Performs the conversion.

impl TryFrom<Box<[u8]>> for MqttBytesBuf

type Error = DataError

The type returned in the event of a conversion error.

fn try_from( data: Box<[u8]>, ) -> Result<MqttBytesBuf, <MqttBytesBuf as TryFrom<Box<[u8]>>>::Error>

Performs the conversion.

impl TryFrom<Vec<u8>> for MqttBytesBuf

type Error = DataError

The type returned in the event of a conversion error.

fn try_from( data: Vec<u8>, ) -> Result<MqttBytesBuf, <MqttBytesBuf as TryFrom<Vec<u8>>>::Error>

Performs the conversion.

impl Eq for MqttBytesBuf

impl StructuralPartialEq for MqttBytesBuf

Auto Trait Implementations§

impl Freeze for MqttBytesBuf

impl RefUnwindSafe for MqttBytesBuf

impl Send for MqttBytesBuf

impl Sync for MqttBytesBuf

impl Unpin for MqttBytesBuf

impl UnwindSafe for MqttBytesBuf

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more

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

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

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> IntoEither for T

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

impl<T> Pointable for T

const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)

The target type on which the method may be called.

impl<T> Same for T

type Output = T

Should always be Self

impl<T> ToHex for T
where T: AsRef<[u8]>,

fn encode_hex<U>(&self) -> U
where U: FromIterator<char>,

Encode the hex strict representing self into the result. Lower case letters are used (e.g. f9b4ca)

fn encode_hex_upper<U>(&self) -> U
where U: FromIterator<char>,

Encode the hex strict representing self into the result. Upper case letters are used (e.g. F9B4CA)

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

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more

impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,