Struct MqttSnBuilder 

pub struct MqttSnBuilder { /* private fields */ }

Builder for MQTT-SN packets.

The builder produces a complete MQTT-SN message with the appropriate length prefix (1-byte or 3-byte extended).

Implementations

impl MqttSnBuilder

pub fn new() -> Self

Create a new builder with CONNECT defaults.

pub fn advertise() -> Self

ADVERTISE message builder.

pub fn searchgw() -> Self

SEARCHGW message builder.

pub fn gwinfo() -> Self

GWINFO message builder.

pub fn connect() -> Self

CONNECT message builder.

pub fn connack() -> Self

CONNACK message builder.

pub fn willtopicreq() -> Self

WILLTOPICREQ message builder.

pub fn willtopic() -> Self

WILLTOPIC message builder.

pub fn willmsgreq() -> Self

WILLMSGREQ message builder.

pub fn willmsg() -> Self

WILLMSG message builder.

pub fn register() -> Self

REGISTER message builder.

pub fn regack() -> Self

REGACK message builder.

pub fn publish() -> Self

PUBLISH message builder.

pub fn puback() -> Self

PUBACK message builder.

pub fn pubcomp() -> Self

PUBCOMP message builder.

pub fn pubrec() -> Self

PUBREC message builder.

pub fn pubrel() -> Self

PUBREL message builder.

pub fn subscribe() -> Self

SUBSCRIBE message builder.

pub fn suback() -> Self

SUBACK message builder.

pub fn unsubscribe() -> Self

UNSUBSCRIBE message builder.

pub fn unsuback() -> Self

UNSUBACK message builder.

pub fn pingreq() -> Self

PINGREQ message builder.

pub fn pingresp() -> Self

PINGRESP message builder.

pub fn disconnect() -> Self

DISCONNECT message builder.

pub fn willtopicupd() -> Self

WILLTOPICUPD message builder.

pub fn willtopicresp() -> Self

WILLTOPICRESP message builder.

pub fn willmsgupd() -> Self

WILLMSGUPD message builder.

pub fn willmsgresp() -> Self

WILLMSGRESP message builder.

pub fn msg_type(self, v: u8) -> Self

Set the message type byte directly.

pub fn dup(self, v: bool) -> Self

Set the DUP flag.

pub fn qos(self, v: u8) -> Self

Set the QoS level (0-3).

pub fn retain(self, v: bool) -> Self

Set the Retain flag.

pub fn will(self, v: bool) -> Self

Set the Will flag.

pub fn cleansess(self, v: bool) -> Self

Set the CleanSession flag.

pub fn tid_type(self, v: u8) -> Self

Set the TopicIdType (0-3).

pub fn gw_id(self, v: u8) -> Self

Set the Gateway ID.

pub fn duration(self, v: u16) -> Self

Set the Duration.

pub fn radius(self, v: u8) -> Self

Set the Radius.

pub fn gw_addr(self, v: &[u8]) -> Self

Set the Gateway Address.

pub fn prot_id(self, v: u8) -> Self

Set the Protocol ID.

pub fn client_id(self, v: &[u8]) -> Self

Set the Client ID (byte slice).

pub fn client_id_str(self, v: &str) -> Self

Set the Client ID from a string.

pub fn return_code(self, v: u8) -> Self

Set the Return Code.

pub fn tid(self, v: u16) -> Self

Set the Topic ID.

pub fn mid(self, v: u16) -> Self

Set the Message ID.

pub fn data(self, v: &[u8]) -> Self

Set the Data / payload bytes.

pub fn topic_name(self, v: &[u8]) -> Self

Set the Topic Name.

pub fn topic_name_str(self, v: &str) -> Self

Set the Topic Name from a string.

pub fn will_topic_bytes(self, v: &[u8]) -> Self

Set the Will Topic.

pub fn will_topic_str(self, v: &str) -> Self

Set the Will Topic from a string.

pub fn will_msg_bytes(self, v: &[u8]) -> Self

Set the Will Message.

pub fn build(&self) -> Vec<u8>

Serialize the MQTT-SN message into bytes.

Automatically selects 1-byte or 3-byte extended length encoding:

• If total length < 256 and >= 2: single byte
• If total length >= 256: 0x01 prefix + 2-byte BE u16

pub fn build_into(&self, buf: &mut Vec<u8>) -> usize

Serialize into an existing buffer. Returns the number of bytes written.

Trait Implementations

impl Clone for MqttSnBuilder

fn clone(&self) -> MqttSnBuilder

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MqttSnBuilder

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

Formats the value using the given formatter.

impl Default for MqttSnBuilder

fn default() -> Self

Returns the “default value” for a type.

impl IntoLayerStackEntry for MqttSnBuilder

fn into_layer_stack_entry(self) -> LayerStackEntry