MCU8MASS-3330 Change connection timeout to uint32 for MQTT client to allow for longer timeouts

Author: M65649

examples/mqtt_low_power/mqtt_low_power.ino

@@ -53,7 +53,10 @@ void setup() {
                      MQTT_PORT,
                      MQTT_USE_TLS,
                      MQTT_KEEPALIVE,
-                     MQTT_USE_ECC);
+                     MQTT_USE_ECC,
+                     "",
+                     "",
+                     90'000);
 #endif
 
     Mcp9808.begin();
@@ -72,7 +75,10 @@ void loop() {
                      MQTT_PORT,
                      MQTT_USE_TLS,
                      MQTT_KEEPALIVE,
-                     MQTT_USE_ECC);
+                     MQTT_USE_ECC,
+                     "",
+                     "",
+                     90'000);
 #endif
 
     char message_to_publish[8] = {0};

src/mqtt_client.cpp

@@ -397,7 +397,7 @@ bool MqttClientClass::begin(const char* client_id,
                             const bool use_ecc,
                             const char* username,
                             const char* password,
-                            const size_t timeout_ms,
+                            const uint32_t timeout_ms,
                             const bool print_messages) {
 
     if (!Lte.isConnected()) {

src/mqtt_client.h

@@ -61,7 +61,7 @@ class MqttClientClass {
                const bool use_ecc        = true,
                const char* username      = "",
                const char* password      = "",
-               const size_t timeout_ms   = 30000,
+               const uint32_t timeout_ms = 30000,
                const bool print_messages = true);
 
     /**