Wifi: init basic support for Linux

2026-10-30 00:37:23 +01:00 · 2022-12-02 22:34:56 +08:00
parent 911780ba3c
commit 19ec59cca5
3 changed files with 61 additions and 2 deletions
@@ -0,0 +1,59 @@
+#include "wifi.h"
+
+#include "common/io.h"
+#include <linux/nl80211.h>
+#include <net/if.h>
+
+static const char* detectInf(uint32_t ifIndex, FFWifiResult* wifi)
+{
+    //TODO: play with netlink
+    FF_UNUSED(ifIndex, wifi);
+    return "Unimplemented";
+}
+
+const char* ffDetectWifi(const FFinstance* instance, FFlist* result)
+{
+    struct if_nameindex* infs = if_nameindex();
+    if(!infs)
+        return "if_nameindex() failed";
+
+    FFstrbuf path;
+    ffStrbufInit(&path);
+
+    for(struct if_nameindex* i = infs; !(i->if_index == 0 && i->if_name == NULL); ++i)
+    {
+        ffStrbufSetF(&path, "/sys/class/net/%s/phy80211", i->if_name);
+        if(!ffFileExists(path.chars, S_IFDIR))
+            continue;
+
+        FFWifiResult* item = (FFWifiResult*)ffListAdd(result);
+        ffStrbufInitS(&item->inf.description, i->if_name);
+        ffStrbufInit(&item->inf.status);
+        ffStrbufInit(&item->conn.status);
+        ffStrbufInit(&item->conn.ssid);
+        ffStrbufInit(&item->conn.macAddress);
+        ffStrbufInit(&item->conn.phyType);
+        item->conn.signalQuality = 0.0/0.0;
+        item->conn.rxRate = 0.0/0.0;
+        item->conn.txRate = 0.0/0.0;
+        item->security.enabled = false;
+        item->security.oneXEnabled = false;
+        ffStrbufInit(&item->security.algorithm);
+
+        ffStrbufSetF(&path, "/sys/class/net/%s/operstate", i->if_name);
+        if(!ffAppendFileBuffer(path.chars, &item->inf.status) || !ffStrbufEqualS(&item->inf.status, "up"))
+            continue;
+
+        ffStrbufSetF(&path, "/sys/class/net/%s/address", i->if_name);
+        ffAppendFileBuffer(path.chars, &item->conn.macAddress);
+
+        detectInf(i->if_index, item);
+    }
+    if_freenameindex(infs);
+    ffStrbufDestroy(&path);
+
+    if(result->length == 0)
+        return "No wifi interfaces found";
+
+    return NULL;
+}