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

fn clone(&self) -> ProtocolLevel

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for ProtocolLevel

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

Formats the value using the given formatter.

impl Decodable for ProtocolLevel

type Error = VariableHeaderError

type Cond = ()

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

Decodes object with additional data (or hints)

fn decode<R: Read>(reader: &mut R) -> Result<Self, Self::Error> where
    Self::Cond: Default, 

Decodes object from reader

impl Encodable for ProtocolLevel

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

Encodes to writer

fn encoded_length(&self) -> u32

Length of bytes after encoded

impl PartialEq<ProtocolLevel> for ProtocolLevel

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

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

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

This method tests for !=.

impl Copy for ProtocolLevel

impl Eq for ProtocolLevel

impl StructuralEq for ProtocolLevel

impl StructuralPartialEq for ProtocolLevel