Struct PamojaMqttConfig 

#[repr(C)]
pub struct PamojaMqttConfig {
    pub client_id: *const c_char,
    pub host: *const c_char,
    pub port: u16,
    pub keep_alive_secs: u32,
    pub capacity: u32,
    pub qos: PamojaQos,
    pub max_packet_size: u32,
    pub username: *const c_char,
    pub password: *const c_char,
    pub will: *const PamojaMqttWill,
    pub tls: *const PamojaMqttTls,
}

Connection settings for an MQTT client.

client_id and host are borrowed null-terminated UTF-8 strings. A keep_alive_secs, capacity, or max_packet_size of 0 selects the core default. username, password, will, and tls are each null when unused.

Fields

client_id: *const c_char

The MQTT client identifier presented to the broker.

host: *const c_char

The broker hostname or IP address.

port: u16

The broker TCP port, conventionally 1883 for plaintext MQTT.

keep_alive_secs: u32

Keep-alive interval in seconds, or 0 for the default of 30.

capacity: u32

Bound on outstanding client requests, or 0 for the default of 64.

qos: PamojaQos

Default quality of service for publishes and subscriptions.

max_packet_size: u32

The largest packet the connection sends or accepts, in bytes, or 0 for the default of 10,240.

username: *const c_char

The name to sign in to the broker with, or null.

password: *const c_char

The password to sign in with, which needs a username, or null.

will: *const PamojaMqttWill

A message the broker publishes if the connection ends without a goodbye, or null.

tls: *const PamojaMqttTls

TLS settings, or null for plain TCP.