From ca50c0f64f1b2fce46b4cb83ed111854bac13852 Mon Sep 17 00:00:00 2001
From: Arturs Artamonovs <arturs.artamonovs@protonmail.com>
Date: Fri, 1 Nov 2024 08:38:25 +0000
Subject: rtlsdr library example compiles

---
 Radio/HW/RtlSdr/r820/r820.swift | 198 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 198 insertions(+)
 create mode 100644 Radio/HW/RtlSdr/r820/r820.swift

(limited to 'Radio/HW/RtlSdr/r820/r820.swift')

diff --git a/Radio/HW/RtlSdr/r820/r820.swift b/Radio/HW/RtlSdr/r820/r820.swift
new file mode 100644
index 0000000..f5e1177
--- /dev/null
+++ b/Radio/HW/RtlSdr/r820/r820.swift
@@ -0,0 +1,198 @@
+//
+//  r820.swift
+//  r820sdr-init
+//
+//  Created by Jacky Jack on 15/03/2022.
+//
+
+//https://www.kodeco.com/7181017-unsafe-swift-using-pointers-and-interacting-with-c
+
+import Foundation
+//import TestRtlSdr
+import libr820
+
+public class R820API {
+    
+    
+    func R820() {
+        print("Start device API")
+    }
+    
+    func getDeviceCount() -> UInt32 {
+        return rtlsdr_get_device_count()
+    }
+    
+    
+    
+}
+
+public class R820Tuner {
+    var deviceInitalized:Bool = false
+    var dev:       OpaquePointer?  = nil
+    
+    /**
+     Function to initialise tunner
+     - Parameters:
+     -
+     */
+    func R820Tuner() {
+        print("Initialise tunner")
+    }
+    
+    func open(index devId: UInt32) {
+        let err = rtlsdr_open(&dev,devId)
+        if (err != 0) {
+            print("Error couldnt open device")
+            return
+        }
+        deviceInitalized = true
+    }
+    
+    func close() {
+        if self.deviceInitalized {
+            rtlsdr_close(dev);
+            dev = nil
+        }
+    }
+    
+    func getDeviceCount()->UInt32 {
+        return rtlsdr_get_device_count();
+    }
+    
+    /*
+     func getDeviceName(index: UInt32) -> String {
+     return rtlsdr_get_device_name(index)
+     }
+     */
+    
+    /*
+     func getDeviceUsbString() {
+     return rtlsdr_get_device_usb_strings();
+     }*/
+    func getIndexBySerial(serial: String) -> Int32
+    {
+        return rtlsdr_get_index_by_serial(serial);//is this ok?
+    }
+    
+    func setXtalFreq(rtlFreq: UInt32, tunnerFreq: UInt32) -> Int32 {
+        return rtlsdr_set_xtal_freq(dev, rtlFreq, tunnerFreq);
+    }
+    
+    func getXtalFreq(rtlFreq: UnsafeMutablePointer<UInt32>?, tunnerFreq: UnsafeMutablePointer<UInt32>?)->Int32{
+        return rtlsdr_get_xtal_freq(dev, rtlFreq, tunnerFreq)
+    }
+    
+    func getUsbStrings(manufact: UnsafeMutablePointer<CChar>?, product: UnsafeMutablePointer<CChar>?, serial: UnsafeMutablePointer<CChar>?) -> Int32{
+        return rtlsdr_get_usb_strings(dev, manufact, product, serial)
+    }
+    
+    func writeEeprom(data: UnsafeMutablePointer<UInt8>?,offset: UInt8, len: UInt16) -> Int32 {
+        return rtlsdr_write_eeprom(dev, data, offset, len)
+    }
+    
+    func readEeprom(data: UnsafeMutablePointer<UInt8>?,offset: UInt8, len: UInt16) -> Int32 {
+        return rtlsdr_read_eeprom(dev, data, offset, len)
+    }
+    
+    func setCenterFreq(freq: UInt32) -> Int32{
+        return rtlsdr_set_center_freq(dev, freq);
+    }
+    
+    func getCenterFreq()->UInt32 {
+        return rtlsdr_get_center_freq(dev)
+    }
+    
+    func setFreqCorrection(ppm: Int32) -> Int32 {
+        return rtlsdr_set_freq_correction(dev, ppm)
+    }
+    
+    func getFreqCorrection() -> Int32 {
+        return rtlsdr_get_freq_correction(dev)
+    }
+    
+    
+    func getTunerType() -> rtlsdr_tuner {
+        return rtlsdr_get_tuner_type(dev)
+    }
+    
+    func getTunerGains(gains: UnsafeMutablePointer<Int32>?) -> Int32 {
+        return rtlsdr_get_tuner_gains(dev, gains)
+    }
+    
+    func setTunerGain(gain: Int32) -> Int32 {
+        return rtlsdr_set_tuner_gain(dev,gain);
+    }
+    
+    func setTunnerBandwidth(bw: UInt32) -> Int32 {
+        return rtlsdr_set_tuner_bandwidth(dev, bw)
+    }
+    
+    func setTunerIfGain(stage: Int32, gain: Int32) -> Int32 {
+        return rtlsdr_set_tuner_if_gain(dev,stage,gain)
+    }
+    
+    func setTunerGainMode(manual: Int32) -> Int32 {
+        return rtlsdr_set_tuner_gain_mode(dev, manual)
+    }
+    
+    func setSampleRate(samplerate: UInt32) -> Int32 {
+        return rtlsdr_set_sample_rate(dev, samplerate)
+    }
+    
+    func getSampleRate() -> UInt32 {
+        return rtlsdr_get_sample_rate(dev)
+    }
+    
+    func setTestmode(on: Int32) -> Int32 {
+        return rtlsdr_set_testmode(dev, on);
+    }
+    
+    func setAgcMode(on: Int32) -> Int32 {
+        return rtlsdr_set_agc_mode(dev, on);
+    }
+    
+    func setDirectSampling(on: Int32) -> Int32 {
+        return rtlsdr_set_direct_sampling(dev, on)
+    }
+    
+    func getDirectSampling() -> Int32 {
+        return rtlsdr_get_direct_sampling(dev)
+    }
+    
+    func setOffsetTuning(on: Int32) -> Int32 {
+        return rtlsdr_set_offset_tuning(dev, on)
+    }
+    
+    func getOffsetTuning() -> Int32 {
+        return rtlsdr_get_offset_tuning(dev)
+    }
+    
+    func resetBuffer() -> Int32 {
+        return rtlsdr_reset_buffer(dev)
+    }
+    
+    func readSync(buf:UnsafeMutableRawPointer?,len: Int32,n_read:UnsafeMutablePointer<Int32>?) -> Int32 {
+        return rtlsdr_read_sync(dev, buf, len, n_read);
+    }
+    
+    func waitAsync(cb: rtlsdr_read_async_cb_t?, ctx:UnsafeMutableRawPointer?) -> Int32{
+        return rtlsdr_wait_async(dev,cb, ctx);
+    }
+    
+    func readAsync(cb: rtlsdr_read_async_cb_t,ctx:UnsafeMutableRawPointer?, buf_num: UInt32, buf_len: UInt32) -> Int32 {
+        return rtlsdr_read_async(dev, cb, ctx, buf_num, buf_len)
+    }
+    
+    func cancelAsync() -> Int32 {
+        return rtlsdr_cancel_async(dev);
+    }
+    
+    func setBiasTee(on: Int32) -> Int32 {
+        return rtlsdr_set_bias_tee(dev, on)
+    }
+    
+    func setBiasTeeGpio(gpio: Int32, on: Int32) -> Int32 {
+        return rtlsdr_set_bias_tee_gpio(dev,gpio, on)
+    }
+    
+}
-- 
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