Struct Codec

pub struct Codec { /* private fields */ }

Mqtt v3.1.1 protocol codec

Implementations

impl Codec

pub fn new() -> Self

Create Codec instance

pub fn set_max_size(&self, size: u32)

Set max inbound frame size.

If max size is set to 0, size is unlimited. By default max size is set to 0

Trait Implementations

impl Clone for Codec

fn clone(&self) -> Codec

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Codec

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

Formats the value using the given formatter.

impl Decoder for Codec

type Item = (Packet, u32)

The type of decoded frames.

type Error = DecodeError

The type of unrecoverable frame decoding errors.

fn decode(&self, src: &mut BytesMut) -> Result<Option<Self::Item>, DecodeError>

Attempts to decode a frame from the provided buffer of bytes.

fn decode_vec( &self, src: &mut BytesVec, ) -> Result<Option<Self::Item>, Self::Error>

Attempts to decode a frame from the provided buffer of bytes.

impl Default for Codec

fn default() -> Self

Returns the “default value” for a type.

impl Encoder for Codec

type Item = Packet

The type of items consumed by the Encoder

type Error = EncodeError

The type of encoding errors.

fn encode( &self, item: Self::Item, dst: &mut BytesMut, ) -> Result<(), EncodeError>

Encodes a frame into the buffer provided.

fn encode_vec( &self, item: Self::Item, dst: &mut BytesVec, ) -> Result<(), Self::Error>

Encodes a frame into the buffer provided.