1 files changed, 62 insertions, 0 deletions
diff --git a/src/detection/wifi/wifi.h b/src/detection/wifi/wifi.h
new file mode 100644
index 0000000..e457295
--- /dev/null
+++ b/src/detection/wifi/wifi.h
@@ -0,0 +1,62 @@
+#pragma once
+
+#include "fastfetch.h"
+#include "modules/wifi/option.h"
+
+struct FFWifiInterface {
+    FFstrbuf description;
+    FFstrbuf status;
+};
+
+struct FFWifiConnection {
+    FFstrbuf status;
+    FFstrbuf ssid;
+    FFstrbuf bssid;
+    FFstrbuf protocol;
+    FFstrbuf security;
+    double signalQuality; // Percentage
+    double rxRate;
+    double txRate;
+    uint16_t channel;
+    uint16_t frequency; // MHz
+};
+
+typedef struct FFWifiResult {
+    struct FFWifiInterface inf;
+    struct FFWifiConnection conn;
+} FFWifiResult;
+
+const char* ffDetectWifi(FFlist* result /*list of FFWifiItem*/);
+
+static inline uint16_t ffWifiFreqToChannel(uint16_t frequency) {
+    // Return 0 for unknown / non-standard frequencies.
+    if (frequency == 2484) {
+        return 14;
+    }
+
+    // 2.4 GHz channels 1-13
+    if (frequency >= 2412 && frequency <= 2472 && ((frequency - 2407) % 5) == 0) {
+        return (uint16_t) ((frequency - 2407) / 5);
+    }
+
+    // 4.9 GHz public safety band (e.g. channels 182-196)
+    if (frequency >= 4910 && frequency <= 4980 && ((frequency - 4000) % 5) == 0) {
+        return (uint16_t) ((frequency - 4000) / 5);
+    }
+
+    // 5 GHz channels
+    if (frequency >= 5000 && frequency <= 5895 && ((frequency - 5000) % 5) == 0) {
+        return (uint16_t) ((frequency - 5000) / 5);
+    }
+
+    // 6 GHz channels (Wi-Fi 6E/7)
+    // 5935 MHz is a special case mapped to channel 2.
+    if (frequency == 5935) {
+        return 2;
+    }
+    if (frequency >= 5955 && frequency <= 7115 && ((frequency - 5950) % 5) == 0) {
+        return (uint16_t) ((frequency - 5950) / 5);
+    }
+
+    return 0;
+}