Add a stub implementation fro Ubuntu

Author: rojer

src/ubuntu/ubuntu_wifi.c

@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2023 Allterco Robotics
+ * All rights reserved
+ */
+
+#include "mgos_wifi_hal.h"
+
+#include "mgos.h"
+
+bool mgos_wifi_dev_ap_setup(const struct mgos_config_wifi_ap *cfg UNUSED_ARG) {
+  LOG(LL_ERROR, ("%s: not implemented", __func__));
+  return true;  // Pretend it succeded
+}
+
+bool mgos_wifi_dev_sta_setup(const struct mgos_config_wifi_sta *cfg UNUSED_ARG) {
+  LOG(LL_ERROR, ("%s: not implemented", __func__));
+  return true;  // Pretend it succeeded
+}
+
+bool mgos_wifi_dev_sta_connect(void) {
+  LOG(LL_ERROR, ("%s: not implemented", __func__));
+  return false;
+}
+
+bool mgos_wifi_dev_sta_disconnect(void) {
+  return true;
+}
+
+enum mgos_wifi_status mgos_wifi_dev_sta_get_status(void) {
+  return MGOS_WIFI_DISCONNECTED;
+}
+
+bool mgos_wifi_dev_start_scan(void) {
+  LOG(LL_ERROR, ("%s: not implemented", __func__));
+  return false;
+}
+
+int mgos_wifi_sta_get_rssi(void) {
+  return 0;
+}
+
+bool mgos_wifi_dev_get_ip_info(int if_instance UNUSED_ARG,
+                               struct mgos_net_ip_info *ip_info UNUSED_ARG) {
+  LOG(LL_ERROR, ("%s: not implemented", __func__));
+  return false;
+}
+
+void mgos_wifi_dev_init(void) {
+}
+
+void mgos_wifi_dev_deinit(void) {
+}