feat: wi-fi - expand support and fix issues, add GUI components

programs/include/gui/desktop.hpp

@@ -180,6 +180,41 @@ struct DesktopState {
     uint64_t net_cfg_last_poll;
     Rect net_icon_rect;
 
+    // Registered link-layer interfaces. The IP configuration is global to the
+    // stack, so the wired and wireless popups use `active` to decide which of
+    // them owns the address currently on screen.
+    static constexpr int MAX_NETIFS = 4;
+    montauk::abi::NetIfInfo netifs[MAX_NETIFS];
+    int netif_count;
+    bool eth_present;
+
+    // ---- Wi-Fi -------------------------------------------------------------
+    // The panel entry exists only when a supported adapter is present.
+    static constexpr int MAX_WIFI_NETWORKS = 32;
+    static constexpr int WIFI_SSID_CAP = 36;
+    static constexpr int WIFI_PSK_CAP = 72;
+
+    SvgIcon icon_wifi;
+    bool wifi_present;
+    bool wifi_popup_open;
+    Rect wifi_icon_rect;
+    montauk::abi::WifiInfo wifi_info;
+    montauk::abi::WifiNetwork wifi_networks[MAX_WIFI_NETWORKS];
+    int wifi_network_count;
+    uint64_t wifi_last_poll;
+    uint32_t wifi_scan_generation;
+    bool wifi_scanning;
+    int wifi_scroll;                       // first visible row of the list
+    bool wifi_boot_scan_started;           // the automatic scan at startup
+    bool wifi_autoconnect_done;            // saved-network join already tried
+    bool wifi_joining;                     // a join we started is in flight
+    bool wifi_dhcp_pending;                // ask for a lease once the link is up
+    bool wifi_dhcp_waiting;                // dhcp.elf running, no address yet
+    char wifi_joining_ssid[WIFI_SSID_CAP];
+    char wifi_status[96];                  // last result line in the popup
+    uint64_t wifi_status_time;
+
+
     bool vol_popup_open;
     Rect vol_icon_rect;
     int vol_level;            // 0-100