solves warnings with undeclared functions and functions with empty par…

src/libiotc/control_topic/iotc_control_topic_layer.c

@@ -29,6 +29,9 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
+
+iotc_state_t iotc_control_topic_connection_state_changed(void* context,
+                                                         iotc_state_t state);
 
 iotc_state_t iotc_control_topic_connection_state_changed(void* context,
                                                          iotc_state_t state) {

src/libiotc/datastructures/iotc_vector.c

@@ -52,7 +52,7 @@ static int8_t iotc_vector_realloc(iotc_vector_t* vector,
   return 0;
 }
 
-iotc_vector_t* iotc_vector_create() {
+iotc_vector_t* iotc_vector_create(void) {
   iotc_state_t state = IOTC_STATE_OK;
 
   IOTC_ALLOC(iotc_vector_t, ret, state);

src/libiotc/datastructures/iotc_vector.h

@@ -72,7 +72,7 @@ typedef int8_t(iotc_vector_cmp_t)(const union iotc_vector_selector_u* e0,
 
 typedef int8_t(iotc_vector_pred_t)(union iotc_vector_selector_u* e0);
 
-extern iotc_vector_t* iotc_vector_create();
+extern iotc_vector_t* iotc_vector_create(void);
 
 /**
  * @brief iotc_vector_create_from

src/libiotc/event_dispatcher/iotc_event_dispatcher.c

@@ -20,6 +20,10 @@
 #include "iotc_helpers.h"
 #include "iotc_list.h"
 
+iotc_state_t iotc_evtd_update_event_on_fd(iotc_evtd_instance_t* instance,
+                                          iotc_vector_t* container,
+                                          iotc_fd_t fd);
+
 static inline int8_t iotc_evtd_cmp_fd(
     const union iotc_vector_selector_u* e0,
     const union iotc_vector_selector_u* value) {

src/libiotc/event_loop/iotc_event_loop.c

@@ -19,6 +19,16 @@
 #include "iotc_bsp_time.h"
 #include "iotc_event_dispatcher_api.h"
 
+iotc_state_t iotc_bsp_event_loop_transform_to_bsp_select(
+    iotc_evtd_instance_t** in_event_dispatchers, uint8_t in_num_evtds,
+    iotc_bsp_socket_events_t* in_socket_events_array,
+    size_t in_socket_events_array_length, iotc_time_t* out_timeout);
+
+iotc_state_t iotc_bsp_event_loop_update_event_dispatcher(
+    iotc_evtd_instance_t** in_event_dispatchers, uint8_t in_num_evtds,
+    iotc_bsp_socket_events_t* in_socket_events_array,
+    size_t in_socket_events_array_length);
+
 /**
  * @brief iotc_bsp_event_loop_count_all_sockets
  * @param event_dispatchers

src/libiotc/mqtt/logic/iotc_mqtt_logic_layer.c

@@ -40,6 +40,9 @@ extern "C" {
 static void iotc_mqtt_logic_task_queue_shutdown(
     iotc_mqtt_logic_task_t** task_queue);
 
+uint8_t iotc_mqtt_logic_layer_task_should_be_stored_predicate(
+    void* context, iotc_mqtt_logic_task_t* task, int i);
+
 static void iotc_mqtt_logic_task_queue_shutdown_wrap(void** task_queue) {
   assert(NULL != task_queue);
   assert(NULL != *task_queue);