Struct MqttClient

pub struct MqttClient<const N: usize> { /* private fields */ }

Implementations

impl<const N: usize> MqttClient<N>

pub fn new() -> Self

Examples found in repository

examples/example.rs (line 9)

fn main() {
    let mut client: MqttClient<1024> = MqttClient::new();

    let mut stream = TcpStream::connect(std::env::var("TINYMQTT_HOST").unwrap()).unwrap();
    stream
        .write_all(client.connect("12345", None).unwrap())
        .unwrap();
    stream.flush().unwrap();

    let mut rx_bytes = [0; 1024];
    let len = stream.read(&mut rx_bytes).unwrap();
    client
        .receive_packet(&rx_bytes[..len], |client, topic, data| {
            println!("Received: {:?} {:?}", topic, std::str::from_utf8(data));
        })
        .unwrap();

    stream
        .write_all(client.publish("gots/test", b"test").unwrap())
        .unwrap();

    stream
        .write_all(client.subscribe("zigbee2mqtt/Power Plug 3").unwrap())
        .unwrap();

    loop {
        let len = stream.read(&mut rx_bytes).unwrap();
        client
            .receive_packet(&rx_bytes[..len], |client, topic, data| {
                println!("Received: {:?} {:?}", topic, std::str::from_utf8(data));
            })
            .unwrap();
    }
}

pub fn connect( &mut self, client_id: &str, username_password: Option<(&str, &str)>, ) -> MqttResult<&[u8]>

Examples found in repository

examples/example.rs (line 13)

fn main() {
    let mut client: MqttClient<1024> = MqttClient::new();

    let mut stream = TcpStream::connect(std::env::var("TINYMQTT_HOST").unwrap()).unwrap();
    stream
        .write_all(client.connect("12345", None).unwrap())
        .unwrap();
    stream.flush().unwrap();

    let mut rx_bytes = [0; 1024];
    let len = stream.read(&mut rx_bytes).unwrap();
    client
        .receive_packet(&rx_bytes[..len], |client, topic, data| {
            println!("Received: {:?} {:?}", topic, std::str::from_utf8(data));
        })
        .unwrap();

    stream
        .write_all(client.publish("gots/test", b"test").unwrap())
        .unwrap();

    stream
        .write_all(client.subscribe("zigbee2mqtt/Power Plug 3").unwrap())
        .unwrap();

    loop {
        let len = stream.read(&mut rx_bytes).unwrap();
        client
            .receive_packet(&rx_bytes[..len], |client, topic, data| {
                println!("Received: {:?} {:?}", topic, std::str::from_utf8(data));
            })
            .unwrap();
    }
}

pub fn publish( &mut self, topic: &str, payload: &[u8], ) -> Result<&[u8], MqttError>

Examples found in repository

examples/example.rs (line 26)

fn main() {
    let mut client: MqttClient<1024> = MqttClient::new();

    let mut stream = TcpStream::connect(std::env::var("TINYMQTT_HOST").unwrap()).unwrap();
    stream
        .write_all(client.connect("12345", None).unwrap())
        .unwrap();
    stream.flush().unwrap();

    let mut rx_bytes = [0; 1024];
    let len = stream.read(&mut rx_bytes).unwrap();
    client
        .receive_packet(&rx_bytes[..len], |client, topic, data| {
            println!("Received: {:?} {:?}", topic, std::str::from_utf8(data));
        })
        .unwrap();

    stream
        .write_all(client.publish("gots/test", b"test").unwrap())
        .unwrap();

    stream
        .write_all(client.subscribe("zigbee2mqtt/Power Plug 3").unwrap())
        .unwrap();

    loop {
        let len = stream.read(&mut rx_bytes).unwrap();
        client
            .receive_packet(&rx_bytes[..len], |client, topic, data| {
                println!("Received: {:?} {:?}", topic, std::str::from_utf8(data));
            })
            .unwrap();
    }
}

pub fn subscribe(&mut self, topic_filter: &str) -> Result<&[u8], MqttError>

Examples found in repository

examples/example.rs (line 30)

fn main() {
    let mut client: MqttClient<1024> = MqttClient::new();

    let mut stream = TcpStream::connect(std::env::var("TINYMQTT_HOST").unwrap()).unwrap();
    stream
        .write_all(client.connect("12345", None).unwrap())
        .unwrap();
    stream.flush().unwrap();

    let mut rx_bytes = [0; 1024];
    let len = stream.read(&mut rx_bytes).unwrap();
    client
        .receive_packet(&rx_bytes[..len], |client, topic, data| {
            println!("Received: {:?} {:?}", topic, std::str::from_utf8(data));
        })
        .unwrap();

    stream
        .write_all(client.publish("gots/test", b"test").unwrap())
        .unwrap();

    stream
        .write_all(client.subscribe("zigbee2mqtt/Power Plug 3").unwrap())
        .unwrap();

    loop {
        let len = stream.read(&mut rx_bytes).unwrap();
        client
            .receive_packet(&rx_bytes[..len], |client, topic, data| {
                println!("Received: {:?} {:?}", topic, std::str::from_utf8(data));
            })
            .unwrap();
    }
}

pub fn unsubscribe(&mut self, topic_filter: &str) -> Result<&[u8], MqttError>

pub fn receive_packet( &mut self, packet: &[u8], on_publish_rec: impl FnMut(&mut Self, &str, &[u8]), ) -> Result<MqttState, MqttError>

Examples found in repository

examples/example.rs (lines 20-22)

fn main() {
    let mut client: MqttClient<1024> = MqttClient::new();

    let mut stream = TcpStream::connect(std::env::var("TINYMQTT_HOST").unwrap()).unwrap();
    stream
        .write_all(client.connect("12345", None).unwrap())
        .unwrap();
    stream.flush().unwrap();

    let mut rx_bytes = [0; 1024];
    let len = stream.read(&mut rx_bytes).unwrap();
    client
        .receive_packet(&rx_bytes[..len], |client, topic, data| {
            println!("Received: {:?} {:?}", topic, std::str::from_utf8(data));
        })
        .unwrap();

    stream
        .write_all(client.publish("gots/test", b"test").unwrap())
        .unwrap();

    stream
        .write_all(client.subscribe("zigbee2mqtt/Power Plug 3").unwrap())
        .unwrap();

    loop {
        let len = stream.read(&mut rx_bytes).unwrap();
        client
            .receive_packet(&rx_bytes[..len], |client, topic, data| {
                println!("Received: {:?} {:?}", topic, std::str::from_utf8(data));
            })
            .unwrap();
    }
}

pub fn is_connected(&self) -> bool