Enum mqtt::control::variable_header::protocol_level::ProtocolLevel

#[repr(u8)]pub enum ProtocolLevel {
    Version310,
    Version311,
    Version50,
}

Protocol level in MQTT (0x04 in v3.1.1)

Variants

Version310

Version311

Version50

Implementations

impl ProtocolLevel

pub fn from_u8(n: u8) -> Option<ProtocolLevel>

Trait Implementations

impl Clone for ProtocolLevel

pub fn clone(&self) -> ProtocolLevel

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Copy for ProtocolLevel

impl Debug for ProtocolLevel

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

Formats the value using the given formatter.

impl Decodable for ProtocolLevel

type Err = VariableHeaderError

type Cond = ()

pub fn decode_with<R: Read>(
    reader: &mut R,
    _rest: Option<()>
) -> Result<ProtocolLevel, VariableHeaderError>

Decodes object with additional data (or hints)

pub fn decode<R: Read>(reader: &mut R) -> Result<Self, Self::Err>

Decodes object from reader

impl Encodable for ProtocolLevel

type Err = VariableHeaderError

pub fn encode<W: Write>(
    &self,
    writer: &mut W
) -> Result<(), VariableHeaderError>

Encodes to writer

pub fn encoded_length(&self) -> u32

Length of bytes after encoded

impl Eq for ProtocolLevel

impl PartialEq<ProtocolLevel> for ProtocolLevel

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

This method tests for self and other values to be equal, and is used by ==.

#[must_use]pub fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl StructuralEq for ProtocolLevel

impl StructuralPartialEq for ProtocolLevel