feat: add radio support stubs for no plugins configuration

src/controller/c/CMakeLists.txt

@@ -88,6 +88,7 @@ add_library(webots-controller::webots_controller ALIAS webots_controller)
 
 if(WIN32)
   set_target_properties(webots_controller PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS ON)
+  target_link_libraries(webots_controller PRIVATE ws2_32)
 endif()
 
 target_include_directories(webots_controller

src/controller/c/no_plugins_stubs.c

@@ -1,8 +1,15 @@
 #include <stdbool.h>
+#include <math.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 
 #include "html_robot_window_private.h"
 #include "remote_control_private.h"
 #include "robot_window_private.h"
+#include "device_private.h"
+
+#include <webots/radio.h>
 
 #include <stddef.h>
 
@@ -108,3 +115,200 @@ void *wb_remote_control_custom_function(void *arg) {
   (void)arg;
   return NULL;
 }
+
+static void radio_plugins_disabled(const char *function_name) {
+  fprintf(stderr, "Error: %s(): radio support is unavailable because plugins are disabled.\n", function_name);
+}
+
+typedef struct {
+  int length;
+  char *body;
+  char *destination;
+} NoPluginsRadioMessage;
+
+void wb_radio_init(WbDevice *d) {
+  (void)d;
+}
+
+WbRadioMessage wb_radio_message_new(int length, const char *body, const char *destination) {
+  if (length < 0 || (length > 0 && body == NULL) || destination == NULL) {
+    fprintf(stderr, "Error: %s(): invalid argument.\n", __FUNCTION__);
+    return NULL;
+  }
+
+  NoPluginsRadioMessage *msg = malloc(sizeof(NoPluginsRadioMessage));
+  if (msg == NULL)
+    return NULL;
+
+  msg->length = length;
+  msg->body = NULL;
+  msg->destination = NULL;
+
+  if (length > 0) {
+    msg->body = malloc((size_t)length);
+    if (msg->body == NULL) {
+      free(msg);
+      return NULL;
+    }
+    memcpy(msg->body, body, (size_t)length);
+  }
+
+  msg->destination = malloc(strlen(destination) + 1);
+  if (msg->destination == NULL) {
+    free(msg->body);
+    free(msg);
+    return NULL;
+  }
+  strcpy(msg->destination, destination);
+  return msg;
+}
+
+void wb_radio_message_delete(WbRadioMessage msg) {
+  NoPluginsRadioMessage *message = (NoPluginsRadioMessage *)msg;
+  if (message == NULL)
+    return;
+  free(message->body);
+  free(message->destination);
+  free(message);
+}
+
+const char *wb_radio_message_get_destination(WbRadioMessage msg) {
+  const NoPluginsRadioMessage *message = (const NoPluginsRadioMessage *)msg;
+  return message ? message->destination : NULL;
+}
+
+int wb_radio_message_get_length(WbRadioMessage msg) {
+  const NoPluginsRadioMessage *message = (const NoPluginsRadioMessage *)msg;
+  return message ? message->length : 0;
+}
+
+const char *wb_radio_message_get_body(WbRadioMessage msg) {
+  const NoPluginsRadioMessage *message = (const NoPluginsRadioMessage *)msg;
+  return message ? message->body : NULL;
+}
+
+void wb_radio_enable(WbDeviceTag tag, int sampling_period) {
+  (void)tag;
+  (void)sampling_period;
+  radio_plugins_disabled(__FUNCTION__);
+}
+
+void wb_radio_disable(WbDeviceTag tag) {
+  (void)tag;
+  radio_plugins_disabled(__FUNCTION__);
+}
+
+void wb_radio_set_address(WbDeviceTag tag, const char *address) {
+  (void)tag;
+  (void)address;
+  radio_plugins_disabled(__FUNCTION__);
+}
+
+const char *wb_radio_get_address(WbDeviceTag tag) {
+  (void)tag;
+  radio_plugins_disabled(__FUNCTION__);
+  return NULL;
+}
+
+void wb_radio_set_frequency(WbDeviceTag tag, double hz) {
+  (void)tag;
+  (void)hz;
+  radio_plugins_disabled(__FUNCTION__);
+}
+
+double wb_radio_get_frequency(WbDeviceTag tag) {
+  (void)tag;
+  radio_plugins_disabled(__FUNCTION__);
+  return NAN;
+}
+
+void wb_radio_set_channel(WbDeviceTag tag, int channel) {
+  (void)tag;
+  (void)channel;
+  radio_plugins_disabled(__FUNCTION__);
+}
+
+int wb_radio_get_channel(WbDeviceTag tag) {
+  (void)tag;
+  radio_plugins_disabled(__FUNCTION__);
+  return -1;
+}
+
+void wb_radio_set_bitrate(WbDeviceTag tag, int bits_per_second) {
+  (void)tag;
+  (void)bits_per_second;
+  radio_plugins_disabled(__FUNCTION__);
+}
+
+int wb_radio_get_bitrate(WbDeviceTag tag) {
+  (void)tag;
+  radio_plugins_disabled(__FUNCTION__);
+  return 0;
+}
+
+void wb_radio_set_rx_sensitivity(WbDeviceTag tag, double dBm) {
+  (void)tag;
+  (void)dBm;
+  radio_plugins_disabled(__FUNCTION__);
+}
+
+double wb_radio_get_rx_sensitivity(WbDeviceTag tag) {
+  (void)tag;
+  radio_plugins_disabled(__FUNCTION__);
+  return NAN;
+}
+
+void wb_radio_set_tx_power(WbDeviceTag tag, double dBm) {
+  (void)tag;
+  (void)dBm;
+  radio_plugins_disabled(__FUNCTION__);
+}
+
+double wb_radio_get_tx_power(WbDeviceTag tag) {
+  (void)tag;
+  radio_plugins_disabled(__FUNCTION__);
+  return NAN;
+}
+
+void wb_radio_set_callback(WbDeviceTag tag, void (*callback)(const WbRadioEvent)) {
+  (void)tag;
+  (void)callback;
+  radio_plugins_disabled(__FUNCTION__);
+}
+
+WbDeviceTag wb_radio_event_get_radio(const WbRadioEvent event) {
+  (void)event;
+  radio_plugins_disabled(__FUNCTION__);
+  return 0;
+}
+
+char *wb_radio_event_get_data(const WbRadioEvent event) {
+  (void)event;
+  radio_plugins_disabled(__FUNCTION__);
+  return NULL;
+}
+
+int wb_radio_event_get_data_size(const WbRadioEvent event) {
+  (void)event;
+  radio_plugins_disabled(__FUNCTION__);
+  return 0;
+}
+
+char *wb_radio_event_get_emitter(const WbRadioEvent event) {
+  (void)event;
+  radio_plugins_disabled(__FUNCTION__);
+  return NULL;
+}
+
+double wb_radio_event_get_rssi(const WbRadioEvent event) {
+  (void)event;
+  radio_plugins_disabled(__FUNCTION__);
+  return NAN;
+}
+
+void wb_radio_send(WbDeviceTag tag, const WbRadioMessage msg, double delay) {
+  (void)tag;
+  (void)msg;
+  (void)delay;
+  radio_plugins_disabled(__FUNCTION__);
+}