Enables cypher suite configurations on IDF => 5.5

Merges #298

Author: glmfe

include/mqtt_supported_features.h

@@ -74,6 +74,10 @@
 #define MQTT_SUPPORTED_FEATURE_ECDSA_PERIPHERAL
 #endif
 
+#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 5, 0)
+// Features supported in 5.5.0
+#define MQTT_SUPPORTED_FEATURE_CIPHERSUITES_LIST
+#endif
 
 #endif /* ESP_IDF_VERSION */
 #endif // _MQTT_SUPPORTED_FEATURES_H_

mqtt_client.c

@@ -158,10 +158,14 @@ static esp_err_t esp_mqtt_set_ssl_transport_properties(esp_transport_list_handle
                      goto esp_mqtt_set_transport_failed);
 
     }
-
     if(cfg->ciphersuites_list)
     {
+#if defined(MQTT_SUPPORTED_FEATURE_CIPHERSUITES_LIST)
         esp_transport_ssl_set_ciphersuites_list(ssl,cfg->ciphersuites_list);
+#else
+        ESP_LOGE(TAG, "Cipher suites list feature is not available in IDF version %s", IDF_VER);
+        goto esp_mqtt_set_transport_failed;
+#endif /* MQTT_SUPPORTED_FEATURE_CIPHERSUITES_LIST */
     }
 
     if (cfg->psk_hint_key) {