update readme

Create ireland.json

CMakeLists.txt

@@ -19,6 +19,7 @@ option(OPT_BUILD_FOBOSSDR_SOURCE "Build FobosSDR Source Module (Dependencies: li
 option(OPT_BUILD_HACKRF_SOURCE "Build HackRF Source Module (Dependencies: libhackrf)" ON)
 option(OPT_BUILD_HAROGIC_SOURCE "Build Harogic Source Module (Dependencies: htra_api)" OFF)
 option(OPT_BUILD_HERMES_SOURCE "Build Hermes Source Module (no dependencies required)" ON)
+option(OPT_BUILD_KCSDR_SOURCE "Build KCSDR Source Module (Dependencies: libkcsdr)" OFF)
 option(OPT_BUILD_LIMESDR_SOURCE "Build LimeSDR Source Module (Dependencies: liblimesuite)" OFF)
 option(OPT_BUILD_NETWORK_SOURCE "Build Network Source Module (no dependencies required)" ON)
 option(OPT_BUILD_PERSEUS_SOURCE "Build Perseus Source Module (Dependencies: libperseus-sdr)" OFF)
@@ -160,6 +161,10 @@ if (OPT_BUILD_HERMES_SOURCE)
 add_subdirectory("source_modules/hermes_source")
 endif (OPT_BUILD_HERMES_SOURCE)
 
+if (OPT_BUILD_KCSDR_SOURCE)
+add_subdirectory("source_modules/kcsdr_source")
+endif (OPT_BUILD_KCSDR_SOURCE)
+
 if (OPT_BUILD_LIMESDR_SOURCE)
 add_subdirectory("source_modules/limesdr_source")
 endif (OPT_BUILD_LIMESDR_SOURCE)

core/src/core.cpp

@@ -183,6 +183,8 @@ int sdrpp_main(int argc, char* argv[]) {
     defConfig["moduleInstances"]["Hermes Source"]["enabled"] = true;
     defConfig["moduleInstances"]["LimeSDR Source"]["module"] = "limesdr_source";
     defConfig["moduleInstances"]["LimeSDR Source"]["enabled"] = true;
+    defConfig["moduleInstances"]["Network Source"]["module"] = "network_source";
+    defConfig["moduleInstances"]["Network Source"]["enabled"] = true;
     defConfig["moduleInstances"]["PerseusSDR Source"]["module"] = "perseus_source";
     defConfig["moduleInstances"]["PerseusSDR Source"]["enabled"] = true;
     defConfig["moduleInstances"]["PlutoSDR Source"]["module"] = "plutosdr_source";

core/src/gui/widgets/frequency_select.cpp

@@ -3,6 +3,7 @@
 #include <gui/style.h>
 #include <gui/gui.h>
 #include <backend.h>
+#include <utils/hrfreq.h>
 
 #ifndef IMGUI_DEFINE_MATH_OPERATORS
 #define IMGUI_DEFINE_MATH_OPERATORS
@@ -90,6 +91,7 @@ void FrequencySelect::moveCursorToDigit(int i) {
 
 void FrequencySelect::draw() {
     auto window = ImGui::GetCurrentWindow();
+    auto io = ImGui::GetIO();
     widgetPos = ImGui::GetWindowContentRegionMin();
     ImVec2 cursorPos = ImGui::GetCursorPos();
     widgetPos.x += window->Pos.x + cursorPos.x;
@@ -132,7 +134,7 @@ void FrequencySelect::draw() {
         ImVec2 mousePos = ImGui::GetMousePos();
         bool leftClick = ImGui::IsMouseClicked(ImGuiMouseButton_Left);
         bool rightClick = ImGui::IsMouseClicked(ImGuiMouseButton_Right);
-        int mw = ImGui::GetIO().MouseWheel;
+        int mw = io.MouseWheel;
         bool onDigit = false;
         bool hovered = false;
 
@@ -174,7 +176,7 @@ void FrequencySelect::draw() {
                     moveCursorToDigit(i + 1);
                 }
 
-                auto chars = ImGui::GetIO().InputQueueCharacters;
+                auto chars = io.InputQueueCharacters;
 
                 // For each keyboard characters, type it
                 for (int j = 0; j < chars.Size; j++) {
@@ -194,6 +196,34 @@ void FrequencySelect::draw() {
             }
         }
         digitHovered = hovered;
+
+        if (isInArea(mousePos, digitTopMins[0], digitBottomMaxs[11])) {
+            bool shortcutKey = io.ConfigMacOSXBehaviors ? (io.KeyMods == ImGuiKeyModFlags_Super) : (io.KeyMods == ImGuiKeyModFlags_Ctrl);
+            bool ctrlOnly = (io.KeyMods == ImGuiKeyModFlags_Ctrl);
+            bool shiftOnly = (io.KeyMods == ImGuiKeyModFlags_Shift);
+            bool copy  = ((shortcutKey && ImGui::IsKeyPressed(ImGuiKey_C)) || (ctrlOnly  && ImGui::IsKeyPressed(ImGuiKey_Insert)));
+            bool paste = ((shortcutKey && ImGui::IsKeyPressed(ImGuiKey_V)) || (shiftOnly && ImGui::IsKeyPressed(ImGuiKey_Insert)));
+            if (copy) {
+                // Convert the freqency to a string
+                std::string freqStr = hrfreq::toString(frequency);
+
+                // Write it to the clipboard
+                ImGui::SetClipboardText(freqStr.c_str());
+            }
+            if (paste) {
+                // Attempt to parse the clipboard as a number
+                const char* clip = ImGui::GetClipboardText();
+
+                // If the clipboard is not empty, attempt to parse it
+                if (clip) {
+                    double newFreq;
+                    if (hrfreq::fromString(clip, newFreq)) {
+                        setFrequency(abs(newFreq));
+                        frequencyChanged = true;
+                    }
+                }
+            }
+        }
     }
 
     uint64_t freq = 0;

core/src/utils/hrfreq.cpp

@@ -0,0 +1,120 @@
+#include "hrfreq.h"
+#include <utils/flog.h>
+
+namespace hrfreq {
+
+
+    std::string toString(double freq) {
+        // Determine the scale
+        int maxDecimals = 0;
+        const char* suffix = "Hz";
+        if (freq >= 1e9) {
+            freq /= 1e9;
+            maxDecimals = 9;
+            suffix = "GHz";
+        }
+        else if (freq >= 1e6) {
+            freq /= 1e6;
+            maxDecimals = 6;
+            suffix = "MHz";
+        }
+        else if (freq >= 1e3) {
+            freq /= 1e3;
+            maxDecimals = 3;
+            suffix = "KHz";
+        }
+
+        // Convert to string (TODO: Not sure if limiting the decimals rounds)
+        char numBuf[128];
+        int numLen = sprintf(numBuf, "%0.*lf", maxDecimals, freq);
+
+        // If there is a decimal point, remove the useless zeros
+        if (maxDecimals) {
+            for (int i = numLen-1; i >= 0; i--) {
+                bool dot = (numBuf[i] == '.');
+                if (numBuf[i] != '0' && !dot) { break; }
+                numBuf[i] = 0;
+                if (dot) { break; }
+            }
+        }
+
+        // Concat the suffix
+        char finalBuf[128];
+        sprintf(finalBuf, "%s%s", numBuf, suffix);
+
+        // Return the final string
+        return finalBuf;
+    }
+
+    bool isNumeric(char c) {
+        return std::isdigit(c) || c == '+' || c == '-' || c == '.' || c == ',';
+    }
+
+    bool fromString(const std::string& str, double& freq) {
+        // Skip non-numeric characters
+        int i = 0;
+        char c;
+        for (; i < str.size(); i++) {
+            if (isNumeric(str[i])) { break; }
+        }
+
+        // Extract the numeric part
+        std::string numeric;
+        for (; i < str.size(); i++) {
+            // Get the character
+            c = str[i];
+
+            // If it's a letter, stop
+            if (std::isalpha(c)) { break; }
+
+            // If isn't numeric, skip it
+            if (!isNumeric(c)) { continue; }
+
+            // If it's a comma, skip it for now. This enforces a dot as a decimal point
+            if (c == ',') { continue; }
+
+            // Add the character to the numeric string
+            numeric += c;
+        }
+
+        // Attempt to parse the numeric part
+        double num;
+        try {
+            num = std::stod(numeric);
+        }
+        catch (const std::exception& e) {
+            flog::error("Failed to parse numeric part: '{}'", numeric);
+            return false;
+        }
+
+        // If no more text is available, assume the numeric part gives a frequency in Hz
+        if (i == str.size()) {
+            flog::warn("No unit given, assuming it's Hz");
+            freq = num;
+            return true;
+        }
+
+        // Scale the numeric value depending on the first scale character
+        char scale = std::toupper(str[i]);
+        switch (scale) {
+        case 'G':
+            num *= 1e9;
+            break;
+        case 'M':
+            num *= 1e6;
+            break;
+        case 'K':
+            num *= 1e3;
+            break;
+        case 'H':
+            break;
+        default:
+            flog::warn("Unknown frequency scale: '{}'", scale);
+            break;
+        }
+
+        // Return the frequency
+        freq = num;
+        return true; // TODO
+    }
+}

core/src/utils/hrfreq.h

@@ -0,0 +1,19 @@
+#pragma once
+#include <string>
+
+namespace hrfreq {
+    /**
+     * Convert a frequency to a human-readable string.
+     * @param freq Frequency in Hz.
+     * @return Human-readable representation of the frequency.
+    */
+    std::string toString(double freq);
+
+    /**
+     * Convert a human-readable representation of a frequency to a frequency value.
+     * @param str String containing the human-readable frequency.
+     * @param freq Value to write the decoded frequency to.
+     * @return True on success, false otherwise.
+    */
+    bool fromString(const std::string& str, double& freq);
+}

decoder_modules/dab_decoder/src/dab_dsp.h

@@ -5,139 +5,139 @@
 #include "dab_phase_sym.h"
 
 namespace dab {
-    // class CyclicSync : public dsp::Processor<dsp::complex_t, dsp::complex_t> {
-    //     using base_type = dsp::Processor<dsp::complex_t, dsp::complex_t>;
-    // public:
-    //     CyclicSync() {}
+    class CyclicSync : public dsp::Processor<dsp::complex_t, dsp::complex_t> {
+        using base_type = dsp::Processor<dsp::complex_t, dsp::complex_t>;
+    public:
+        CyclicSync() {}
 
-    //     // TODO: The default AGC rate is probably way too fast, plot out the avgCorr to see how much it moves
-    //     CyclicSync(dsp::stream<dsp::complex_t>* in, double symbolLength, double cyclicPrefixLength, double samplerate, float agcRate = 1e-3) { init(in, symbolLength, cyclicPrefixLength, samplerate, agcRate); }
+        // TODO: The default AGC rate is probably way too fast, plot out the avgCorr to see how much it moves
+        CyclicSync(dsp::stream<dsp::complex_t>* in, double symbolLength, double cyclicPrefixLength, double samplerate, float agcRate = 1e-3) { init(in, symbolLength, cyclicPrefixLength, samplerate, agcRate); }
 
-    //     void init(dsp::stream<dsp::complex_t>* in, double symbolLength, double cyclicPrefixLength, double samplerate, float agcRate = 1e-3) {
-    //         // Computer the number of samples for the symbol and its cyclic prefix
-    //         symbolSamps = round(samplerate * symbolLength);
-    //         prefixSamps = round(samplerate * cyclicPrefixLength);
+        void init(dsp::stream<dsp::complex_t>* in, double symbolLength, double cyclicPrefixLength, double samplerate, float agcRate = 1e-3) {
+            // Computer the number of samples for the symbol and its cyclic prefix
+            symbolSamps = round(samplerate * symbolLength);
+            prefixSamps = round(samplerate * cyclicPrefixLength);
 
-    //         // Allocate and clear the delay buffer
-    //         delayBuf = dsp::buffer::alloc<dsp::complex_t>(STREAM_BUFFER_SIZE + 64000);
-    //         dsp::buffer::clear(delayBuf, symbolSamps);
+            // Allocate and clear the delay buffer
+            delayBuf = dsp::buffer::alloc<dsp::complex_t>(STREAM_BUFFER_SIZE + 64000);
+            dsp::buffer::clear(delayBuf, symbolSamps);
 
-    //         // Allocate and clear the history buffer
-    //         histBuf = dsp::buffer::alloc<dsp::complex_t>(prefixSamps);
-    //         dsp::buffer::clear(histBuf, prefixSamps);
+            // Allocate and clear the history buffer
+            histBuf = dsp::buffer::alloc<dsp::complex_t>(prefixSamps);
+            dsp::buffer::clear(histBuf, prefixSamps);
 
-    //         // Compute the delay input addresses
-    //         delayBufInput = &delayBuf[symbolSamps];
+            // Compute the delay input addresses
+            delayBufInput = &delayBuf[symbolSamps];
 
-    //         // Compute the correlation AGC configuration
-    //         this->agcRate = agcRate;
-    //         agcRateInv = 1.0f - agcRate;
+            // Compute the correlation AGC configuration
+            this->agcRate = agcRate;
+            agcRateInv = 1.0f - agcRate;
             
-    //         base_type::init(in);
-    //     }
+            base_type::init(in);
+        }
 
-    //     void reset() {
-    //         assert(base_type::_block_init);
-    //         std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
-    //         base_type::tempStop();
+        void reset() {
+            assert(base_type::_block_init);
+            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
+            base_type::tempStop();
             
-    //         base_type::tempStart();
-    //     }
+            base_type::tempStart();
+        }
 
-    //     int run() {
-    //         int count = base_type::_in->read();
-    //         if (count < 0) { return -1; }
+        int run() {
+            int count = base_type::_in->read();
+            if (count < 0) { return -1; }
 
-    //         // Copy the data into the normal delay buffer
-    //         memcpy(delayBufInput, base_type::_in->readBuf, count * sizeof(dsp::complex_t));
+            // Copy the data into the normal delay buffer
+            memcpy(delayBufInput, base_type::_in->readBuf, count * sizeof(dsp::complex_t));
 
-    //         // Flush the input stream
-    //         base_type::_in->flush();
+            // Flush the input stream
+            base_type::_in->flush();
 
-    //         // Do cross-correlation
-    //         for (int i = 0; i < count; i++) {
-    //             // Get the current history slot
-    //             dsp::complex_t* slot = &histBuf[histId++];
+            // Do cross-correlation
+            for (int i = 0; i < count; i++) {
+                // Get the current history slot
+                dsp::complex_t* slot = &histBuf[histId++];
 
-    //             // Wrap around the history slot index (TODO: Check that the history buffer's length is correct)
-    //             histId %= prefixSamps;
+                // Wrap around the history slot index (TODO: Check that the history buffer's length is correct)
+                histId %= prefixSamps;
 
-    //             // Kick out last value from the correlation
-    //             corr -= *slot;
+                // Kick out last value from the correlation
+                corr -= *slot;
 
-    //             // Save input value and compute the new prodct
-    //             dsp::complex_t val = delayBuf[i];
-    //             dsp::complex_t prod = val.conj()*delayBuf[i+symbolSamps];
+                // Save input value and compute the new prodct
+                dsp::complex_t val = delayBuf[i];
+                dsp::complex_t prod = val.conj()*delayBuf[i+symbolSamps];
 
-    //             // Add the new value to the correlation
-    //             *slot = prod;
+                // Add the new value to the correlation
+                *slot = prod;
 
-    //             // Add the new value to the history buffer
-    //             corr += prod;
+                // Add the new value to the history buffer
+                corr += prod;
 
-    //             // Compute sample amplitude
-    //             float rcorr = corr.amplitude();
+                // Compute sample amplitude
+                float rcorr = corr.amplitude();
 
-    //             // If a high enough peak is reached, reset the symbol counter
-    //             if (rcorr > avgCorr && rcorr > peakCorr) { // Note keeping an average level might not be needed
-    //                 peakCorr = rcorr;
-    //                 peakLCorr = lastCorr;
-    //                 samplesSincePeak = 0;
-    //             }
+                // If a high enough peak is reached, reset the symbol counter
+                if (rcorr > avgCorr && rcorr > peakCorr) { // Note keeping an average level might not be needed
+                    peakCorr = rcorr;
+                    peakLCorr = lastCorr;
+                    samplesSincePeak = 0;
+                }
 
-    //             // If this is the sample right after the peak, save it
-    //             if (samplesSincePeak == 1) {
-    //                 peakRCorr = rcorr;
-    //             }
+                // If this is the sample right after the peak, save it
+                if (samplesSincePeak == 1) {
+                    peakRCorr = rcorr;
+                }
 
-    //             // Write the sample to the output
-    //             out.writeBuf[samplesSincePeak++] = val;
+                // Write the sample to the output
+                out.writeBuf[samplesSincePeak++] = val;
 
-    //             // If the end of the symbol is reached, send it off
-    //             if (samplesSincePeak >= symbolSamps) {
-    //                 if (!out.swap(symbolSamps)) {
-    //                     return -1;
-    //                 }
-    //                 samplesSincePeak = 0;
-    //                 peakCorr = 0;
-    //             }
+                // If the end of the symbol is reached, send it off
+                if (samplesSincePeak >= symbolSamps) {
+                    if (!out.swap(symbolSamps)) {
+                        return -1;
+                    }
+                    samplesSincePeak = 0;
+                    peakCorr = 0;
+                }
 
-    //             // Update the average correlation
-    //             lastCorr = rcorr;
+                // Update the average correlation
+                lastCorr = rcorr;
 
-    //             // Update the average correlation value
-    //             avgCorr = agcRate*rcorr + agcRateInv*avgCorr;
-    //         }
+                // Update the average correlation value
+                avgCorr = agcRate*rcorr + agcRateInv*avgCorr;
+            }
 
-    //         // Move unused data
-    //         memmove(delayBuf, &delayBuf[count], symbolSamps * sizeof(dsp::complex_t));
+            // Move unused data
+            memmove(delayBuf, &delayBuf[count], symbolSamps * sizeof(dsp::complex_t));
 
-    //         return count;
-    //     }
+            return count;
+        }
 
-    // protected:
-    //     int symbolSamps;
-    //     int prefixSamps;
+    protected:
+        int symbolSamps;
+        int prefixSamps;
 
-    //     int histId = 0;
-    //     dsp::complex_t* histBuf;
+        int histId = 0;
+        dsp::complex_t* histBuf;
 
-    //     dsp::complex_t* delayBuf;
-    //     dsp::complex_t* delayBufInput;
+        dsp::complex_t* delayBuf;
+        dsp::complex_t* delayBufInput;
 
-    //     dsp::complex_t corr = { 0.0f, 0.0f };
+        dsp::complex_t corr = { 0.0f, 0.0f };
 
-    //     int samplesSincePeak = 0;
-    //     float lastCorr = 0.0f;
-    //     float peakCorr = 0.0f;
-    //     float peakLCorr = 0.0f;
-    //     float peakRCorr = 0.0f;
+        int samplesSincePeak = 0;
+        float lastCorr = 0.0f;
+        float peakCorr = 0.0f;
+        float peakLCorr = 0.0f;
+        float peakRCorr = 0.0f;
 
-    //     // Note only required for DAB
-    //     float avgCorr = 0.0f;
-    //     float agcRate;
-    //     float agcRateInv;
-    // };
+        // Note only required for DAB
+        float avgCorr = 0.0f;
+        float agcRate;
+        float agcRateInv;
+    };
 
     class FrameFreqSync : public dsp::Processor<dsp::complex_t, dsp::complex_t> {
         using base_type = dsp::Processor<dsp::complex_t, dsp::complex_t>;

decoder_modules/dab_decoder/src/main.cpp

@@ -14,7 +14,6 @@
 #include <chrono>
 #include "dab_dsp.h"
 #include <gui/widgets/constellation_diagram.h>
-#include "ofdm.h"
 
 #define CONCAT(a, b) ((std::string(a) + b).c_str())
 
@@ -36,7 +35,7 @@ public:
     M17DecoderModule(std::string name)  {
         this->name = name;
 
-        file = std::ofstream("sync5.f32", std::ios::out | std::ios::binary);
+        file = std::ofstream("sync4.f32", std::ios::out | std::ios::binary);
 
         // Load config
         config.acquire();
@@ -48,7 +47,7 @@ public:
         vfo->setSnapInterval(250);
 
         // Initialize DSP here
-        csync.init(vfo->output, 2048, 504, 1e-3, INPUT_SAMPLE_RATE, 1e-6, 0.01, 0.005);
+        csync.init(vfo->output, 1e-3, 246e-6, INPUT_SAMPLE_RATE);
         ffsync.init(&csync.out);
         ns.init(&ffsync.out, handler, this);
 
@@ -132,9 +131,8 @@ private:
     std::string name;
     bool enabled = true;
 
-    //dab::CyclicSync csync;
+    dab::CyclicSync csync;
     dab::FrameFreqSync ffsync;
-    dsp::ofdm::CyclicTimeSync csync;
     dsp::sink::Handler<dsp::complex_t> ns;
 
     ImGui::ConstellationDiagram constDiagram;

decoder_modules/dab_decoder/src/ofdm.h

@@ -1,324 +0,0 @@
-#pragma once
-#include <dsp/processor.h>
-#include <dsp/loop/phase_control_loop.h>
-#include <dsp/taps/windowed_sinc.h>
-#include <dsp/multirate/polyphase_bank.h>
-#include <dsp/math/step.h>
-
-namespace dsp::ofdm {
-    class CyclicTimeSync : public Processor<complex_t, complex_t> {
-        using base_type = Processor<complex_t, complex_t> ;
-    public:
-        CyclicTimeSync() {}
-
-        CyclicTimeSync(stream<complex_t>* in, int fftSize, int cpSize, double usefulSymbolTime, double samplerate,
-                        double omegaGain, double muGain, double omegaRelLimit, int interpPhaseCount = 128, int interpTapCount = 8) {
-            init(in, fftSize, cpSize, usefulSymbolTime, samplerate, omegaGain, muGain, omegaRelLimit, interpPhaseCount, interpTapCount);
-        }
-
-        ~CyclicTimeSync() {
-            if (!base_type::_block_init) { return; }
-            base_type::stop();
-            dsp::multirate::freePolyphaseBank(interpBank);
-            buffer::free(corrSampCache);
-            buffer::free(corrProdCache);
-            buffer::free(buffer);
-        }
-
-        void init(stream<complex_t>* in, int fftSize, int cpSize, double usefulSymbolTime, double samplerate,
-                    double omegaGain, double muGain, double omegaRelLimit, int interpPhaseCount = 128, int interpTapCount = 8) {
-            // Save parameters
-            this->fftSize = fftSize;
-            this->cpSize = cpSize;
-            period = fftSize + cpSize;
-            
-            // Compute the interpolator settings
-            omega = (usefulSymbolTime * samplerate) / (double)fftSize;
-            this->omegaGain = omegaGain;
-            this->muGain = muGain;
-            this->omegaRelLimit = omegaRelLimit;
-            this->interpPhaseCount = interpPhaseCount;
-            this->interpTapCount = interpTapCount;
-
-            // Compute the correlator AGC settings
-            // TODO: Compute it using he FFT and CP sizes
-            this->corrAgcRate = 1e-4;
-            corrAgcInvRate = 1.0f - corrAgcRate;
-
-            // Initialize the control loop
-            pcl.init(muGain, omegaGain, 0.0, 0.0, 1.0, omega, omega * (1.0 - omegaRelLimit), omega * (1.0 + omegaRelLimit));
-
-            // Generate the interpolation taps
-            generateInterpTaps();
-
-            // Allocate the buffers
-            corrSampCache = buffer::alloc<complex_t>(fftSize);
-            corrProdCache = buffer::alloc<complex_t>(cpSize);
-            buffer = buffer::alloc<complex_t>(STREAM_BUFFER_SIZE + interpTapCount);
-            bufStart = &buffer[interpTapCount - 1];
-
-            // Clear the buffers
-            buffer::clear(corrSampCache, fftSize);
-            buffer::clear(corrProdCache, cpSize);
-            buffer::clear(buffer, interpTapCount - 1);
-        
-            base_type::init(in);
-        }
-
-
-        void setOmegaGain(double omegaGain) {
-            assert(base_type::_block_init);
-            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
-            this->omegaGain = omegaGain;
-            pcl.setCoefficients(muGain, omegaGain);
-        }
-
-        void setMuGain(double muGain) {
-            assert(base_type::_block_init);
-            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
-            this->muGain = muGain;
-            pcl.setCoefficients(muGain, omegaGain);
-        }
-
-        void setOmegaRelLimit(double omegaRelLimit) {
-            assert(base_type::_block_init);
-            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
-            this->omegaRelLimit = omegaRelLimit;
-            pcl.setFreqLimits(omega * (1.0 - omegaRelLimit), omega * (1.0 + omegaRelLimit));
-        }
-
-        void setInterpParams(int interpPhaseCount, int interpTapCount) {
-            assert(base_type::_block_init);
-            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
-            base_type::tempStop();
-            this->interpPhaseCount = interpPhaseCount;
-            this->interpTapCount = interpTapCount;
-            dsp::multirate::freePolyphaseBank(interpBank);
-            buffer::free(buffer);
-            generateInterpTaps();
-            buffer = buffer::alloc<complex_t>(STREAM_BUFFER_SIZE + interpTapCount);
-            bufStart = &buffer[interpTapCount - 1];
-            base_type::tempStart();
-        }
-
-        void reset() {
-            assert(base_type::_block_init);
-            std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
-            base_type::tempStop();
-            offset = 0;
-            pcl.phase = 0.0f;
-            pcl.freq = omega;
-            // TODO: The rest
-            base_type::tempStart();
-        }
-
-        int run() {
-            int count = base_type::_in->read();
-            if (count < 0) { return -1; }
-
-            // Copy data to work buffer
-            memcpy(bufStart, base_type::_in->readBuf, count * sizeof(complex_t));
-
-            // Process all samples
-            while (offset < count) {
-                // Get the cache slots
-                complex_t* sampSlot = &corrSampCache[corrSampCacheId++];
-                complex_t* prodSlot = &corrProdCache[corrProdCacheId++];
-                corrSampCacheId %= fftSize;
-                corrProdCacheId %= cpSize;
-
-                // Compute the interpolated sample
-                complex_t sample;
-                int phase = std::clamp<int>(floorf(pcl.phase * (float)interpPhaseCount), 0, interpPhaseCount - 1);
-                volk_32fc_32f_dot_prod_32fc((lv_32fc_t*)&sample, (lv_32fc_t*)&buffer[offset], interpBank.phases[phase], interpTapCount);
-
-                // Write the sample to the output
-                if (outCount >= cpSize) {
-                    out.writeBuf[outCount - cpSize] = sample;
-                }
-                
-                // Send out a symbol when it's fully received
-                if ((++outCount) >= fftSize+cpSize) {
-                    if (!out.swap(outCount)) { break; }
-                    outCount = 0;
-                }
-
-                // Run autocorrelation
-                complex_t prod = sample.conj()*(*sampSlot);
-                corr += prod;
-                corr -= *prodSlot;
-
-                // Write back the new sample and product value to the cache
-                *sampSlot = sample;
-                *prodSlot = prod;
-
-                // Compute the correlation level
-                float corrLvl = corr.amplitude();
-
-                // Detect peak in autocorrelation (TODO: level check maybe not needed now that corrPeak is reset to corrLvl)
-                if (corrLvl > corrAvg && corrLvl > corrPeak) {
-                    // Save the current correlation as the peak
-                    corrPeak = corrLvl;
-
-                    // Save the value of the previous correlation as the left side of the peak
-                    corrPeakL = corrLast;
-
-                    // Reset the peak distance counter
-                    sincePeak = 0;
-                }
-
-                // The first sample after a peak is the right-side sample
-                if (sincePeak == 1) {
-                    corrPeakR = corrLvl;
-                }
-                else if (sincePeak == cpSize) {
-                    // Start the useful symbol counter
-                    sinceCp = 0;
-                    
-                    // Compute the fractional error (TODO: Probably very inaccurate with noise, use real slopes instead)
-                    if (corrPeakL > corrPeakR) {
-                        float maxSlope = corrPeakR - corrPeak;
-                        float slope = corrPeak - corrPeakL;
-                        fracErr = std::clamp<float>(0.5f * (1.0f + slope / maxSlope), -0.5f, 0.5f);
-                    }
-                    else {
-                        float maxSlope = corrPeak - corrPeakL;
-                        float slope = corrPeakR - corrPeak;
-                        fracErr = std::clamp<float>(-0.5f * (1.0f + slope / maxSlope), -0.5f, 0.5f);
-                    }
-                }
-                else if (sincePeak == fftSize) {
-                    // Reset the peak detector
-                    corrPeak = corrAvg;
-                }
-                // NOTE: THIS IS ONLY NEEDED FOR DAB
-                // Detect a wider-than-normal distance to adapt the output counter
-                else if (sincePeak == 2656) {
-                    // Reset the output counter
-                    outCount = 50;
-                }
-                
-                // Last sample of useful symbol
-                if (sinceCp == fftSize) {
-                    // If the fractional error is valid, run closed-loop
-                    float err = 0.0f;
-                    if (!std::isnan(fracErr)) {
-                        // Compute the measured period using the distance to the last symbol
-                        float measuredPeriod = (float)sinceLastSym - fracErr;
-                        // NOTE: THIS IS ONLY NEEDED FOR DAB
-                        if (measuredPeriod > 3828.0f) {
-                            // Null symbol
-                            err = measuredPeriod - (2552.0f+2656.0f);
-                        }
-                        else {
-                            // Regular symbol
-                            err = measuredPeriod - period;
-                        }
-
-                        err = std::clamp<float>(err, -10.0f, 10.0f);
-
-                        // Run the control loop in closed-loop mode
-                        pcl.advance(err);
-                    }
-                    else {
-                        // Otherwise, run open-loop
-                        pcl.advancePhase();
-                    }
-                    
-                    // printf("%d\n", outCount);
-
-                    // Nudge the symbol window if it's too out of sync
-                    if (outCount > 100) {
-                        // TODO: MOVE THE LAST SAMPLES OR THE SYMBOL WILL BE CORRUPTED!
-                        outCount = 50;
-                        flog::debug("NUDGE!");
-                    }
-
-                    // Reset the period counter
-                    sinceLastSym = 0;
-                }
-                else {
-                    // Run the control loop in open-loop mode
-                    pcl.advancePhase();
-                }
-
-                // Update the offset and phase
-                float delta = floorf(pcl.phase);
-                offset += delta;
-                pcl.phase -= delta;
-
-                // Update the last correlation level
-                corrLast = corrLvl;
-
-                // Update correlation AGC
-                corrAvg = corrAvg*corrAgcInvRate + corrLvl*corrAgcRate;
-
-                // Increment the distance counters (TODO: Check if they happen at the right point, eg. after being reset to zero)
-                sincePeak++;
-                sinceLastSym++;
-                sinceCp++;
-            }
-
-            // Prepare offset for next buffer of samples
-            offset -= count;
-
-            // Update delay buffer
-            memmove(buffer, &buffer[count], (interpTapCount - 1) * sizeof(complex_t));
-
-            // Swap if some data was generated
-            base_type::_in->flush();
-            return count;
-        }
-
-    protected:
-        void generateInterpTaps() {
-            double bw = 0.5 / (double)interpPhaseCount;
-            dsp::tap<float> lp = dsp::taps::windowedSinc<float>(interpPhaseCount * interpTapCount, dsp::math::hzToRads(bw, 1.0), dsp::window::nuttall, interpPhaseCount);
-            interpBank = dsp::multirate::buildPolyphaseBank<float>(interpPhaseCount, lp);
-            taps::free(lp);
-        }
-
-        // OFDM Configuration
-        int fftSize;
-        int cpSize;
-        float period;
-
-        // Interpolator
-        dsp::multirate::PolyphaseBank<float> interpBank;
-        int interpPhaseCount;
-        int interpTapCount;
-        int offset = 0;
-        complex_t* buffer = NULL;
-        complex_t* bufStart;
-        
-        // Control loop
-        loop::PhaseControlLoop<float, false> pcl;
-        double omega;
-        double omegaGain;
-        double muGain;
-        double omegaRelLimit;
-        float fracErr = 0.0f;
-        
-        // Autocorrelator
-        complex_t corr = {0.0f, 0.0f};
-        complex_t* corrSampCache = NULL;
-        complex_t* corrProdCache = NULL;
-        int corrSampCacheId = 0;
-        int corrProdCacheId = 0;
-        float corrAgcRate;
-        float corrAgcInvRate;
-        float corrAvg = 0;
-        float corrLast = 0;
-        float corrPeakR = 0;
-        float corrPeak = 0;
-        float corrPeakL = 0;
-
-        // Peak detection
-        int sincePeak = 0;
-        int sinceLastSym = 0;
-        int sinceCp = 0;
-        
-        // Other shit to categorize
-        int outCount = 0;
-    };
-};

decoder_modules/dab_decoder/src/optimized_algo.txt

@@ -0,0 +1,34 @@
+0123456789
+---  ---
+
+0*4
+1*5
+2*6
+
+1*5
+2*6 = L + 3*7 - 0*4
+3*7
+
+2*6
+3*7 = L + 4*8 - 1*5
+4*8
+
+3*7
+4*8 = L + 5*9 - 2*6
+5*9
+
+
+
+0*5
+1*6
+2*7
+
+1*6
+2*7
+3*8
+
+2*7
+3*8
+4*9
+
+=> Use same technique to cache the interpolation results

decoder_modules/dab_decoder/src/optmized.txt

@@ -1,31 +0,0 @@
-cyclicLen = 4
-usefulLen = 12
-
-A =  0*12 +  1*13 +  2*14 +  3*15
-B =  1*13 +  2*14 +  3*15 +  4*16   = A -  0*12 +  4*16
-C =  2*14 +  3*15 +  4*16 +  5*17   = B -  1*13 +  5*17
-D =  3*15 +  4*16 +  5*17 +  6*18   = C -  2*14 +  6*18
-E =  4*16 +  5*17 +  6*18 +  7*19   = D -  3*15 +  7*19
-F =  5*17 +  6*18 +  7*19 +  8*20   = E -  4*16 +  8*20
-G =  6*18 +  7*19 +  8*20 +  9*21   = F -  5*17 +  9*21
-H =  7*19 +  8*20 +  9*21 + 10*22   = G -  6*18 + 10*22
-I =  8*20 +  9*21 + 10*22 + 11*23   = H -  7*19 + 11*23
-J =  9*21 + 10*22 + 11*23 + 12*24   = I -  8*20 + 12*24
-K = 10*22 + 11*23 + 12*24 + 13*25   = J -  9*21 + 13*25
-L = 11*23 + 12*24 + 13*25 + 14*26   = K - 10*22 + 14*26
-M = 12*24 + 13*25 + 14*26 + 15*27   = L - 11*23 + 15*27
-N = 13*25 + 14*26 + 15*27 + 16*28   = M - 12*24 + 16*28
-O = 14*26 + 15*27 + 16*28 + 17*29   = N - 13*25 + 17*29
-P = 15*27 + 16*28 + 17*29 + 18*30   = O - 14*26 + 18*30
-Q = 16*28 + 17*29 + 18*30 + 19*31   = P - 15*27 + 19*31
-R = 17*29 + 18*30 + 19*31 + 20*32   = Q - 16*28 + 20*32
-S = 18*30 + 19*31 + 20*32 + 21*33   = R - 17*29 + 21*33
-T = 19*31 + 20*32 + 21*33 + 22*34   = S - 18*30 + 22*34
-U = 20*32 + 21*33 + 22*34 + 23*35   = T - 19*31 + 23*35
-
-Conclusion:
-sampCacheLen = usefulLen
-prodCacheLen = cyclicLen
-
-Peak correlation occurs when the current interpolated value is the last FFT sample
-

decoder_modules/dab_decoder/src/test.txt

@@ -1,397 +0,0 @@
-5209
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make_macos_bundle.sh

@@ -35,10 +35,11 @@ bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/airspyhf_source/airspyhf_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/bladerf_source/bladerf_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/file_source/file_source.dylib
-bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/file_source/fobossdr_source.dylib
+bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/fobossdr_source/fobossdr_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/hackrf_source/hackrf_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/hermes_source/hermes_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/limesdr_source/limesdr_source.dylib
+bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/network_source/network_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/perseus_source/perseus_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/plutosdr_source/plutosdr_source.dylib
 bundle_install_binary $BUNDLE $BUNDLE/Contents/Plugins $BUILD_DIR/source_modules/rfnm_source/rfnm_source.dylib

make_windows_package.ps1

@@ -35,6 +35,8 @@ cp $build_dir/source_modules/hermes_source/Release/hermes_source.dll sdrpp_windo
 cp $build_dir/source_modules/limesdr_source/Release/limesdr_source.dll sdrpp_windows_x64/modules/
 cp 'C:/Program Files/PothosSDR/bin/LimeSuite.dll' sdrpp_windows_x64/
 
+cp $build_dir/source_modules/network_source/Release/network_source.dll sdrpp_windows_x64/modules/
+
 cp $build_dir/source_modules/perseus_source/Release/perseus_source.dll sdrpp_windows_x64/modules/
 cp 'C:/Program Files/PothosSDR/bin/perseus-sdr.dll' sdrpp_windows_x64/
 

misc_modules/recorder/src/main.cpp

@@ -168,10 +168,9 @@ public:
         writer.setSamplerate(samplerate);
 
         // Open file
-        std::string type = (recMode == RECORDER_MODE_AUDIO) ? "audio" : "baseband";
         std::string vfoName = (recMode == RECORDER_MODE_AUDIO) ? selectedStreamName : "";
         std::string extension = ".wav";
-        std::string expandedPath = expandString(folderSelect.path + "/" + genFileName(nameTemplate, type, vfoName) + extension);
+        std::string expandedPath = expandString(folderSelect.path + "/" + genFileName(nameTemplate, recMode, vfoName) + extension);
         if (!writer.open(expandedPath)) {
             flog::error("Failed to open file for recording: {0}", expandedPath);
             return;
@@ -452,7 +451,7 @@ private:
         { RADIO_IFACE_MODE_RAW, "RAW" }
     };
 
-    std::string genFileName(std::string templ, std::string type, std::string name) {
+    std::string genFileName(std::string templ, int mode, std::string name) {
         // Get data
         time_t now = time(0);
         tm* ltm = localtime(&now);
@@ -462,6 +461,9 @@ private:
             freq += gui::waterfall.vfos[name]->generalOffset;
         }
 
+        // Select the recording type string
+        std::string type = (recMode == RECORDER_MODE_AUDIO) ? "audio" : "baseband";
+
         // Format to string
         char freqStr[128];
         char hourStr[128];
@@ -470,7 +472,7 @@ private:
         char dayStr[128];
         char monStr[128];
         char yearStr[128];
-        const char* modeStr = "Unknown";
+        const char* modeStr = (recMode == RECORDER_MODE_AUDIO) ? "Unknown" : "IQ";
         sprintf(freqStr, "%.0lfHz", freq);
         sprintf(hourStr, "%02d", ltm->tm_hour);
         sprintf(minStr, "%02d", ltm->tm_min);

readme.md

@@ -324,12 +324,13 @@ Modules in beta are still included in releases for the most part but not enabled
 | audio_source         | Working    | rtaudio           | OPT_BUILD_AUDIO_SOURCE         | ✅              | ✅                     | ✅                         |
 | bladerf_source       | Working    | libbladeRF        | OPT_BUILD_BLADERF_SOURCE       | ⛔              | ✅ (not Debian Buster) | ✅                         |
 | file_source          | Working    | -                 | OPT_BUILD_FILE_SOURCE          | ✅              | ✅                     | ✅                         |
-| fobossdr_source      | Beta       | libfobos          | OPT_BUILD_FOBOSSDR_SOURCE      | ✅              | ✅                     | ✅                         |
+| fobossdr_source      | Working    | libfobos          | OPT_BUILD_FOBOSSDR_SOURCE      | ✅              | ✅                     | ✅                         |
 | hackrf_source        | Working    | libhackrf         | OPT_BUILD_HACKRF_SOURCE        | ✅              | ✅                     | ✅                         |
 | harogic_source       | Beta       | htra_api          | OPT_BUILD_HAROGIC_SOURCE       | ⛔              | ⛔                     | ✅                         |
 | hermes_source        | Beta       | -                 | OPT_BUILD_HERMES_SOURCE        | ✅              | ✅                     | ✅                         |
+| kcsdr_source         | Unfinished | libkcsdr          | OPT_BUILD_KCSDR_SOURCE         | ⛔              | ⛔                     | ⛔                         |
 | limesdr_source       | Working    | liblimesuite      | OPT_BUILD_LIMESDR_SOURCE       | ⛔              | ✅                     | ✅                         |
-| network_source       | Unfinished | -                 | OPT_BUILD_NETWORK_SOURCE       | ✅              | ✅                     | ⛔                         |
+| network_source       | Beta       | -                 | OPT_BUILD_NETWORK_SOURCE       | ✅              | ✅                     | ✅                         |
 | perseus_source       | Beta       | libperseus-sdr    | OPT_BUILD_PERSEUS_SOURCE       | ⛔              | ✅                     | ✅                         |
 | plutosdr_source      | Working    | libiio, libad9361 | OPT_BUILD_PLUTOSDR_SOURCE      | ✅              | ✅                     | ✅                         |
 | rfnm_source          | Beta       | librfnm           | OPT_BUILD_RFNM_SOURCE          | ⛔              | ✅                     | ✅                         |
@@ -351,8 +352,8 @@ Modules in beta are still included in releases for the most part but not enabled
 | android_audio_sink | Working    | -            | OPT_BUILD_ANDROID_AUDIO_SINK | ⛔              | ✅              | ✅ (Android only)          |
 | audio_sink         | Working    | rtaudio      | OPT_BUILD_AUDIO_SINK         | ✅              | ✅              | ✅                         |
 | network_sink       | Working    | -            | OPT_BUILD_NETWORK_SINK       | ✅              | ✅              | ✅                         |
-| new_portaudio_sink | Beta       | portaudio    | OPT_BUILD_NEW_PORTAUDIO_SINK | ⛔              | ✅              | ⛔                         |
-| portaudio_sink     | Beta       | portaudio    | OPT_BUILD_PORTAUDIO_SINK     | ⛔              | ✅              | ⛔                         |
+| new_portaudio_sink | Working    | portaudio    | OPT_BUILD_NEW_PORTAUDIO_SINK | ⛔              | ✅              | ⛔                         |
+| portaudio_sink     | Working    | portaudio    | OPT_BUILD_PORTAUDIO_SINK     | ⛔              | ✅              | ⛔                         |
 
 ## Decoders
 
@@ -418,8 +419,8 @@ If you still have an issue, please open an issue about it or ask on the discord.
 
 # Contributing
 
-Feel free to submit pull requests and report bugs via the GitHub issue tracker.
-I will soon publish a contributing.md listing the code style to use.
+Feel free to submit band plans via the GitHub issue tracker.
+For code changes, please create a feature request instead.
 
 # Credits
 

root/res/bandplans/ireland.json

@@ -0,0 +1,117 @@
+{
+    "name": "Ireland",
+    "country_name": "Republic Of Ireland",
+    "country_code": "IE",
+    "author_name": "Oskar Dudek",
+    "author_url": "",
+    "bands": [
+        {
+            "name": "2200m Ham Band",
+            "type": "amateur",
+            "start": 135700,
+            "end": 137800
+        },
+        {
+            "name": "Long wave",
+            "type": "broadcast",
+            "start": 148500,
+            "end": 282500
+        },
+        {
+            "name": "AM broadcast",
+            "type": "broadcast",
+            "start": 531000,
+            "end": 1602000
+        },
+        {
+            "name": "120m SW broadcast",
+            "type": "broadcast",
+            "start": 2300000,
+            "end": 2495000
+        },
+        {
+            "name": "90m SW Broadcast",
+            "type": "broadcast",
+            "start": 3200000,
+            "end": 3400000
+        },
+        {
+            "name": "75m SW Broadcast",
+            "type": "broadcast",
+            "start": 3900000,
+            "end": 4000000
+        },
+        {
+            "name": "60m SW Broadcast",
+            "type": "broadcast",
+            "start": 4750000,
+            "end": 5060000
+        },
+        {
+            "name": "49m SW Broadcast",
+            "type": "broadcast",
+            "start": 5900000,
+            "end": 6200000
+        },
+        {
+            "name": "40m SW Broadcast",
+            "type": "broadcast",
+            "start": 7200000,
+            "end": 7450000
+        },
+        {
+            "name": "31m SW Broadcast",
+            "type": "broadcast",
+            "start": 9400000,
+            "end": 9900000
+        },
+        {
+            "name": "25m SW Broadcast",
+            "type": "broadcast",
+            "start": 11600000,
+            "end": 12100000
+        },
+        {
+            "name": "22m SW Broadcast",
+            "type": "broadcast",
+            "start": 13570000,
+            "end": 13870000
+        },
+        {
+            "name": "19m SW Broadcast",
+            "type": "broadcast",
+            "start": 15100000,
+            "end": 15800000
+        },
+        {
+            "name": "16m SW Broadcast",
+            "type": "broadcast",
+            "start": 17480000,
+            "end": 17900000
+        },
+        {
+            "name": "15m SW Broadcast",
+            "type": "broadcast",
+            "start": 18900000,
+            "end": 19020000
+        },
+        {
+            "name": "13m SW Broadcast",
+            "type": "broadcast",
+            "start": 21450000,
+            "end": 21850000
+        },
+        {
+            "name": "11m SW Broadcast",
+            "type": "broadcast",
+            "start": 25670000,
+            "end": 26100000
+        },
+        {
+            "name": "FM Broadcast",
+            "type": "broadcast",
+            "start": 87500000,
+            "end": 108000000
+        }
+    ]
+}

root/res/bandplans/republic-of-korea.json

@@ -0,0 +1,549 @@
+{
+    "name": "Republic of Korea",
+    "country_name": "Republic of Korea",
+    "country_code": "KR",
+    "author_name": "SeoyeonBae",
+    "author_url": "https://github.com/bsy0317",
+    "bands": [
+        {
+            "name": "Radio Navigation",
+            "type": "aviation",
+            "start": 8300,
+            "end": 14000
+        },
+        {
+            "name": "Coastal Telegraph",
+            "type": "marine",
+            "start": 14000,
+            "end": 19950
+        },
+        {
+            "name": "Standard Frequency Time Signal",
+            "type": "utility",
+            "start": 19950,
+            "end": 20250
+        },
+        {
+            "name": "Coastal Telegraph",
+            "type": "marine",
+            "start": 20250,
+            "end": 70000
+        },
+        {
+            "name": "Radio Navigation",
+            "type": "navigation",
+            "start": 70000,
+            "end": 160000
+        },
+        {
+            "name": "Aviation Radio Navigation",
+            "type": "aviation",
+            "start": 160000,
+            "end": 285000
+        },
+        {
+            "name": "Aviation Maritime Radiobeacon",
+            "type": "aviation",
+            "start": 285000,
+            "end": 325000
+        },
+        {
+            "name": "Aviation Radio Navigation",
+            "type": "aviation",
+            "start": 325000,
+            "end": 472000
+        },
+        {
+            "name": "Amateur",
+            "type": "amateur",
+            "start": 472000,
+            "end": 479000
+        },
+        {
+            "name": "International Distress Safety Call",
+            "type": "marine",
+            "start": 479000,
+            "end": 505000
+        },
+        {
+            "name": "Maritime Telegraph",
+            "type": "marine",
+            "start": 505000,
+            "end": 526500
+        },
+        {
+            "name": "Standard Broadcast",
+            "type": "broadcast",
+            "start": 526500,
+            "end": 1606500
+        },
+        {
+            "name": "Radiobuoy",
+            "type": "navigation",
+            "start": 1606500,
+            "end": 1800000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 1800000,
+            "end": 1825000
+        },
+        {
+            "name": "Radiobuoy Control LORAN",
+            "type": "radiolocation",
+            "start": 1825000,
+            "end": 2000000
+        },
+        {
+            "name": "Radiobuoy",
+            "type": "fixed",
+            "start": 2000000,
+            "end": 2065000
+        },
+        {
+            "name": "Distress Call",
+            "type": "marine",
+            "start": 2065000,
+            "end": 2107000
+        },
+        {
+            "name": "International Distress Search and Rescue",
+            "type": "mobile",
+            "start": 2173500,
+            "end": 2190500
+        },
+        {
+            "name": "Road Management",
+            "type": "fixed",
+            "start": 2194000,
+            "end": 2495000
+        },
+        {
+            "name": "Standard Frequency Time Signal",
+            "type": "utility",
+            "start": 2495000,
+            "end": 2505000
+        },
+        {
+            "name": "Ship Station Telephone",
+            "type": "fixed",
+            "start": 2505000,
+            "end": 2850000
+        },
+        {
+            "name": "Aviation Mobile R",
+            "type": "aviation",
+            "start": 2850000,
+            "end": 3025000
+        },
+        {
+            "name": "Aviation Mobile OR",
+            "type": "aviation",
+            "start": 3025000,
+            "end": 3155000
+        },
+        {
+            "name": "Aviation Mobile R",
+            "type": "aviation",
+            "start": 3400000,
+            "end": 3500000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 3500000,
+            "end": 3550000
+        },
+        {
+            "name": "Experimental Station",
+            "type": "fixed",
+            "start": 3550000,
+            "end": 3790000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 3790000,
+            "end": 3800000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 3900000,
+            "end": 3950000
+        },
+        {
+            "name": "Standard Frequency Time Signal",
+            "type": "utility",
+            "start": 3995000,
+            "end": 4005000
+        },
+        {
+            "name": "Ship Station Telephone",
+            "type": "marine",
+            "start": 4005000,
+            "end": 4063000
+        },
+        {
+            "name": "Oceanographic Data",
+            "type": "marine",
+            "start": 4063000,
+            "end": 4065000
+        },
+        {
+            "name": "Ship Station Duplex Telephone",
+            "type": "marine",
+            "start": 4065000,
+            "end": 4146000
+        },
+        {
+            "name": "Ship Station Simplex Telephone",
+            "type": "marine",
+            "start": 4146000,
+            "end": 4152000
+        },
+        {
+            "name": "Ship Station Wideband Telegraph Fax",
+            "type": "marine",
+            "start": 4152000,
+            "end": 4172000
+        },
+        {
+            "name": "Ship Station Narrowband",
+            "type": "marine",
+            "start": 4172000,
+            "end": 4181750
+        },
+        {
+            "name": "Ship Station A1A Morse Code Communication",
+            "type": "marine",
+            "start": 4186750,
+            "end": 4202250
+        },
+        {
+            "name": "Radiolocation",
+            "type": "radiolocation",
+            "start": 4438000,
+            "end": 4488000
+        },
+        {
+            "name": "Calling Response",
+            "type": "fixed",
+            "start": 4488000,
+            "end": 4650000
+        },
+        {
+            "name": "Aviation Mobile R",
+            "type": "aviation",
+            "start": 4650000,
+            "end": 4850000
+        },
+        {
+            "name": "Standard Frequency Time Signal",
+            "type": "utility",
+            "start": 4995000,
+            "end": 5005000
+        },
+        {
+            "name": "Search Rescue",
+            "type": "aviation",
+            "start": 5480000,
+            "end": 5730000
+        },
+        {
+            "name": "Broadcast",
+            "type": "broadcast",
+            "start": 5900000,
+            "end": 5950000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 5950000,
+            "end": 6200000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 7000000,
+            "end": 7100000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 7100000,
+            "end": 7200000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 7200000,
+            "end": 7450000
+        },
+        {
+            "name": "Standard Frequency Time Signal",
+            "type": "utility",
+            "start": 7995000,
+            "end": 8005000
+        },
+        {
+            "name": "Broadcast",
+            "type": "broadcast",
+            "start": 9400000,
+            "end": 9500000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 9500000,
+            "end": 9900000
+        },
+        {
+            "name": "Standard Frequency Time Signal",
+            "type": "utility",
+            "start": 9995000,
+            "end": 10005000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 10100000,
+            "end": 10150000
+        },
+        {
+            "name": "Aviation Mobile",
+            "type": "aviation",
+            "start": 10150000,
+            "end": 11600000
+        },
+        {
+            "name": "Broadcast",
+            "type": "broadcast",
+            "start": 11600000,
+            "end": 11650000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 11650000,
+            "end": 12050000
+        },
+        {
+            "name": "Broadcast",
+            "type": "broadcast",
+            "start": 12050000,
+            "end": 12100000
+        },
+        {
+            "name": "Aviation Mobile",
+            "type": "aviation",
+            "start": 13260000,
+            "end": 13360000
+        },
+        {
+            "name": "Radio Astronomy",
+            "type": "astronomy",
+            "start": 13360000,
+            "end": 13410000
+        },
+        {
+            "name": "Broadcast",
+            "type": "broadcast",
+            "start": 13570000,
+            "end": 13600000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 13600000,
+            "end": 13800000
+        },
+        {
+            "name": "Broadcast",
+            "type": "broadcast",
+            "start": 13800000,
+            "end": 13870000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 14000000,
+            "end": 14350000
+        },
+        {
+            "name": "Aviation Mobile",
+            "type": "aviation",
+            "start": 15010000,
+            "end": 15100000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 15100000,
+            "end": 15600000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 15600000,
+            "end": 15800000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 15800000,
+            "end": 15995000
+        },
+        {
+            "name": "Standard Frequency Time Signal",
+            "type": "utility",
+            "start": 15995000,
+            "end": 16005000
+        },
+        {
+            "name": "Broadcast",
+            "type": "broadcast",
+            "start": 18900000,
+            "end": 19020000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 21000000,
+            "end": 21450000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 21450000,
+            "end": 21850000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 24890000,
+            "end": 24990000
+        },
+        {
+            "name": "Shortwave Broadcast",
+            "type": "broadcast",
+            "start": 25670000,
+            "end": 26100000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 28000000,
+            "end": 29700000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 50000000,
+            "end": 54000000
+        },
+        {
+            "name": "TV Broadcast",
+            "type": "broadcast",
+            "start": 54000000,
+            "end": 72000000
+        },
+        {
+            "name": "Flood Warning",
+            "type": "broadcast",
+            "start": 72000000,
+            "end": 74800000
+        },
+        {
+            "name": "TV Broadcast",
+            "type": "broadcast",
+            "start": 76000000,
+            "end": 88000000
+        },
+        {
+            "name": "FM Broadcast",
+            "type": "broadcast",
+            "start": 88000000,
+            "end": 100000000
+        },
+        {
+            "name": "FM Broadcast",
+            "type": "broadcast",
+            "start": 100000000,
+            "end": 108000000
+        },
+        {
+            "name": "ILS Localizer VOR",
+            "type": "fixed",
+            "start": 108000000,
+            "end": 117975000
+        },
+        {
+            "name": "Amateur Station",
+            "type": "amateur",
+            "start": 144000000,
+            "end": 146000000
+        },
+        {
+            "name": "General Communication",
+            "type": "fixed",
+            "start": 146000000,
+            "end": 148000000
+        },
+        {
+            "name": "Low Power Device",
+            "type": "fixed",
+            "start": 162037500,
+            "end": 174000000
+        },
+        {
+            "name": "TV Broadcast",
+            "type": "broadcast",
+            "start": 174000000,
+            "end": 216000000
+        },
+        {
+            "name": "Low Power Device",
+            "type": "fixed",
+            "start": 216000000,
+            "end": 230000000
+        },
+        {
+            "name": "Low Power Device",
+            "type": "fixed",
+            "start": 273000000,
+            "end": 322000000
+        },
+        {
+            "name": "Personal Radio",
+            "type": "fixed",
+            "start": 420000000,
+            "end": 470000000
+        },
+        {
+            "name": "Public Network",
+            "type": "broadcast",
+            "start": 698000000,
+            "end": 806000000
+        },
+        {
+            "name": "Low Power Device",
+            "type": "fixed",
+            "start": 942000000,
+            "end": 960000000
+        },
+        {
+            "name": "Satellite Mobile Communication",
+            "type": "fixed",
+            "start": 15250000000,
+            "end": 16605000000
+        },
+        {
+            "name": "Mobile Communication",
+            "type": "mobile",
+            "start": 25000000000,
+            "end": 37000000000
+        }
+    ]
+}

source_modules/bladerf_source/src/main.cpp

@@ -10,6 +10,7 @@
 #include <libbladeRF.h>
 #include <gui/smgui.h>
 #include <algorithm>
+#include <utils/optionlist.h>
 
 #define CONCAT(a, b) ((std::string(a) + b).c_str())
 
@@ -37,6 +38,10 @@ public:
     BladeRFSourceModule(std::string name) {
         this->name = name;
 
+        // Define clocks
+        clocks.define("onboard", "On-Board", CLOCK_SELECT_ONBOARD);
+        clocks.define("external", "External", CLOCK_SELECT_EXTERNAL);
+
         sampleRate = 1000000.0;
 
         handler.ctx = this;
@@ -267,6 +272,15 @@ public:
         }
         config.release(true);
 
+        // Load clock source
+        clkId = clocks.keyId("onboard");
+        if (config.conf["devices"][selectedSerial].contains("clock")) {
+            std::string clkStr = config.conf["devices"][selectedSerial]["clock"];
+            if (clocks.keyExists(clkStr)) {
+                clkId = clocks.keyId(clkStr);
+            }
+        }
+
         // Load gain mode
         if (config.conf["devices"][selectedSerial].contains("gainMode")) {
             std::string gm = config.conf["devices"][selectedSerial]["gainMode"];
@@ -364,6 +378,7 @@ private:
         if (_this->bufferSize < 1024) { _this->bufferSize = 1024; }
 
         // Setup device parameters
+        _this->setClockSource(_this->clocks[_this->clkId]);
         bladerf_set_sample_rate(_this->openDev, BLADERF_CHANNEL_RX(_this->chanId), _this->sampleRate, NULL);
         bladerf_set_frequency(_this->openDev, BLADERF_CHANNEL_RX(_this->chanId), _this->freq);
         bladerf_set_bandwidth(_this->openDev, BLADERF_CHANNEL_RX(_this->chanId), (_this->bwId == _this->bandwidths.size()) ? std::clamp<uint64_t>(_this->sampleRate, _this->bwRange->min, _this->bwRange->max) : _this->bandwidths[_this->bwId], NULL);
@@ -486,6 +501,19 @@ private:
             }
         }
 
+        SmGui::LeftLabel("Clock Source");
+        SmGui::FillWidth();
+        if (SmGui::Combo(CONCAT("##_balderf_clk_sel_", _this->name), &_this->clkId, _this->clocks.txt)) {
+            if (_this->running) {
+                _this->setClockSource(_this->clocks[_this->clkId]);
+            }
+            if (_this->selectedSerial != "") {
+                config.acquire();
+                config.conf["devices"][_this->selectedSerial]["clock"] = _this->clocks.key(_this->clkId);
+                config.release(true);
+            }
+        }
+
         // General config BS
         SmGui::LeftLabel("Gain control mode");
         SmGui::FillWidth();
@@ -537,6 +565,15 @@ private:
         }
     }
 
+    void setClockSource(bladerf_clock_select clk) {
+        if (selectedBladeType == BLADERF_TYPE_V1) {
+            bladerf_set_smb_mode(openDev, (clk == CLOCK_SELECT_EXTERNAL) ? BLADERF_SMB_MODE_INPUT : BLADERF_SMB_MODE_DISABLED);
+        }
+        else {
+            bladerf_set_clock_select(openDev, clk);
+        }
+    }
+
     void worker() {
         int16_t* buffer = new int16_t[bufferSize * 2];
         bladerf_metadata meta;
@@ -565,6 +602,7 @@ private:
     int devId = 0;
     int srId = 0;
     int bwId = 0;
+    int clkId = 0;
     int chanId = 0;
     int gainMode = 0;
     bool streamingEnabled = false;
@@ -580,8 +618,8 @@ private:
     std::string sampleRatesTxt;
     std::vector<uint64_t> bandwidths;
     std::string bandwidthsTxt;
-
     std::string channelNamesTxt;
+    OptionList<std::string, bladerf_clock_select> clocks;
 
     int bufferSize;
     struct bladerf_stream* rxStream;

source_modules/kcsdr_source/.gitignore

@@ -0,0 +1 @@
+vendor/*

source_modules/kcsdr_source/CMakeLists.txt

@@ -0,0 +1,10 @@
+cmake_minimum_required(VERSION 3.13)
+project(kcsdr_source)
+
+file(GLOB SRC "src/*.cpp" "src/*.c")
+
+include(${SDRPP_MODULE_CMAKE})
+
+target_link_directories(kcsdr_source PRIVATE "vendor/FTD3XXLibrary_1.3.0.10/x64/DLL")
+target_include_directories(kcsdr_source PRIVATE "vendor/FTD3XXLibrary_1.3.0.10")
+target_link_libraries(kcsdr_source PRIVATE FTD3XX)

source_modules/kcsdr_source/src/kcsdr.c

@@ -0,0 +1,209 @@
+#include "kcsdr.h"
+#include <string.h>
+#include "../vendor/FTD3XXLibrary_1.3.0.10/FTD3XX.h"
+#include <stdio.h>
+#include <stddef.h>
+
+#define KCSDR_PKT_EMPTY_LEN 0x0C
+
+#define KCSDR_COMMAND_PIPE  0x02
+#define KCSDR_RX_DATA_PIPE  0x83
+#define KCSDR_TX_DATA_PIPE  0x03
+
+struct kcsdr {
+    FT_HANDLE ft;
+};
+
+#pragma pack(push, 1)
+struct kcsdr_packet {
+    uint8_t zeros0[4];
+    uint8_t length;
+    uint8_t zeros1[2];
+    uint8_t hex_eighty;
+    uint32_t command;
+    uint8_t data[188];
+};
+typedef struct kcsdr_packet kcsdr_packet_t;
+#pragma pack(pop)
+
+enum kcsdr_command {
+    CMD_NOT_USED_0x00   = 0x00,
+    CMD_SET_PORT        = 0x01,
+    CMD_SET_FREQUENCY   = 0x02,
+    CMD_SET_ATTENUATION = 0x03,
+    CMD_SET_AMPLIFIER   = 0x04,
+    CMD_SET_BANDWIDTH   = 0x05,
+    CMD_START           = 0x06,
+    CMD_STOP            = 0x07,
+    CMD_SET_EXT_AMP     = 0x08,
+    CMD_START_REMOTE    = 0x09,
+    CMD_STOP_REMOTE     = 0x0A
+};
+typedef enum kcsdr_command kcsdr_command_t;
+
+int kcsdr_send_command(kcsdr_t* dev, kcsdr_direction_t dir, kcsdr_command_t cmd, const uint8_t* data, int len) {
+    Sleep(50);
+    
+    // Create an empty packet
+    kcsdr_packet_t pkt;
+    memset(&pkt, 0, sizeof(kcsdr_packet_t));
+
+    // Fill out the packet info
+    pkt.length = len + KCSDR_PKT_EMPTY_LEN;
+    pkt.hex_eighty = 0x80; // Whatever the fuck that is
+    pkt.command = (uint32_t)cmd | (uint32_t)dir;
+
+    // Copy the data if there is some
+    if (len) { memcpy(pkt.data, data, len); }
+
+    // Dump the bytes
+    uint8_t* dump = (uint8_t*)&pkt;
+    printf("Sending:");
+    for (int i = 0; i < pkt.length; i++) {
+        printf(" %02X", dump[i]);
+    }
+    printf("\n");
+
+    // Send the command to endpoint 0
+    int sent;
+    FT_STATUS err = FT_WritePipeEx(dev->ft, KCSDR_COMMAND_PIPE, (uint8_t*)&pkt, sizeof(kcsdr_packet_t), &sent, NULL);
+    if (err != FT_OK) {
+        return -err;
+    }
+    printf("Sent %d bytes (%d)\n", sent, err);
+
+    Sleep(50);
+
+    // Flush existing commands
+    FT_FlushPipe(dev->ft, KCSDR_COMMAND_PIPE);
+
+    return -(int)err;
+}
+
+int kcsdr_list_devices(kcsdr_info_t** devices) {
+    // Generate a list of FTDI devices
+    int ftdiDevCount = 0;
+    FT_STATUS err = FT_CreateDeviceInfoList(&ftdiDevCount);
+    if (err != FT_OK) {
+        return -1;
+    }
+
+    // If no device was found, return nothing
+    if (!ftdiDevCount) {
+        *devices = NULL;
+        return 0;
+    }
+
+    // Get said device list
+    FT_DEVICE_LIST_INFO_NODE* list = malloc(ftdiDevCount * sizeof(FT_DEVICE_LIST_INFO_NODE));
+    err = FT_GetDeviceInfoList(list, &ftdiDevCount);
+    if (err != FT_OK) {
+        return -1;
+    }
+
+    // Allocate the device info list
+    *devices = malloc(ftdiDevCount * sizeof(kcsdr_info_t));
+
+    // Find all KC908s
+    int kcCount = 0;
+    for (int i = 0; i < ftdiDevCount; i++) {
+        strcpy((*devices)[kcCount++].serial, list[i].SerialNumber);
+    }
+
+    // Free the FTDI list
+    free(list);
+
+    return kcCount;
+}
+
+void kcsdr_free_device_list(kcsdr_info_t* devices) {
+    // Free the list
+    if (devices) { free(devices); }
+}
+
+int kcsdr_open(kcsdr_t** dev, const char* serial) {
+    // Attempt to open the device using the serial number
+    FT_HANDLE ft;
+    FT_STATUS err = FT_Create(serial, FT_OPEN_BY_SERIAL_NUMBER, &ft);
+    if (err != FT_OK) {
+        return -1;
+    }
+
+    // Set the timeouts for the data pipes
+    FT_SetPipeTimeout(ft, KCSDR_RX_DATA_PIPE, 1000);
+    FT_SetPipeTimeout(ft, KCSDR_TX_DATA_PIPE, 1000);
+
+    // Allocate the device object
+    *dev = malloc(sizeof(kcsdr_t));
+
+    // Fill out the device object
+    (*dev)->ft = ft;
+
+    // Put device into remote control mode
+    return kcsdr_send_command(*dev, KCSDR_DIR_RX, CMD_START_REMOTE, NULL, 0);
+}
+
+void kcsdr_close(kcsdr_t* dev) {
+    // Put device back in normal mode
+    kcsdr_send_command(dev, KCSDR_DIR_RX, CMD_STOP_REMOTE, NULL, 0);
+
+    // Close the device
+    FT_Close(dev->ft);
+
+    // Free the device object
+    free(dev);
+}
+
+int kcsdr_set_port(kcsdr_t* dev, kcsdr_direction_t dir, uint8_t port) {
+    // Send SET_PORT command
+    return kcsdr_send_command(dev, dir, CMD_SET_PORT, &port, 1);
+}
+
+int kcsdr_set_frequency(kcsdr_t* dev, kcsdr_direction_t dir, uint64_t freq) {
+    // Send SET_FREQUENCY command
+    return kcsdr_send_command(dev, dir, CMD_SET_FREQUENCY, (uint8_t*)&freq, 8);
+}
+
+int kcsdr_set_attenuation(kcsdr_t* dev, kcsdr_direction_t dir, uint8_t att) {
+    // Send SET_ATTENUATION command
+    return kcsdr_send_command(dev, dir, CMD_SET_ATTENUATION, &att, 1);
+}
+
+int kcsdr_set_amp_gain(kcsdr_t* dev, kcsdr_direction_t dir, uint8_t gain) {
+    // Send SET_AMPLIFIER command
+    return kcsdr_send_command(dev, dir, CMD_SET_AMPLIFIER, &gain, 1);
+}
+
+int kcsdr_set_rx_ext_amp_gain(kcsdr_t* dev, uint8_t gain) {
+    // Send CMD_SET_EXT_AMP command
+    return kcsdr_send_command(dev, KCSDR_DIR_RX, CMD_SET_EXT_AMP, &gain, 1);
+}
+
+int kcsdr_set_samplerate(kcsdr_t* dev, kcsdr_direction_t dir, uint32_t samplerate) {
+    // Set SET_BANDWIDTH command
+    return kcsdr_send_command(dev, dir, CMD_SET_BANDWIDTH, (uint8_t*)&samplerate, 4);
+}
+
+int kcsdr_start(kcsdr_t* dev, kcsdr_direction_t dir) {
+    // Send START command
+    return kcsdr_send_command(dev, dir, CMD_START, NULL, 0);
+}
+
+int kcsdr_stop(kcsdr_t* dev, kcsdr_direction_t dir) {
+    // Send STOP command
+    return kcsdr_send_command(dev, dir, CMD_STOP, NULL, 0);
+}
+
+int kcsdr_rx(kcsdr_t* dev, int16_t* samples, int count) {
+    // Receive samples (TODO: Endpoint might be 0x81)
+    int received;
+    FT_STATUS err = FT_ReadPipeEx(dev->ft, KCSDR_RX_DATA_PIPE, (uint8_t*)samples, count*2*sizeof(uint16_t), &received, NULL);
+    return (err == FT_OK) ? received / (2*sizeof(uint16_t)) : -(int)err;
+}
+
+int kcsdr_tx(kcsdr_t* dev, const int16_t* samples, int count) {
+    // Transmit samples
+    int sent;
+    FT_STATUS err = FT_WritePipeEx(dev->ft, KCSDR_TX_DATA_PIPE, (uint8_t*)samples, count*2*sizeof(uint16_t), &sent, NULL);
+    return (err == FT_OK) ? sent / (2*sizeof(uint16_t)) : -(int)err;
+}

source_modules/kcsdr_source/src/kcsdr.h

@@ -0,0 +1,150 @@
+#pragma once
+#include <stdint.h>
+
+#define KCSDR_SERIAL_LEN    16
+#define KCSDR_MAX_PORTS     6
+
+// Detect C++
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * KCSDR Device.
+*/
+struct kcsdr;
+typedef struct kcsdr kcsdr_t;
+
+/**
+ * Device Information
+*/
+struct kcsdr_info {
+    char serial[KCSDR_SERIAL_LEN+1];
+};
+typedef struct kcsdr_info kcsdr_info_t;
+
+/**
+ * RF Direction.
+*/
+enum kcsdr_direction {
+    KCSDR_DIR_RX    = 0x00,
+    KCSDR_DIR_TX    = 0x80
+};
+typedef enum kcsdr_direction kcsdr_direction_t;
+
+/**
+ * Get a list of KCSDR devices on the system.
+ * @param devices Pointer to an array of device info.
+ * @return Number of devices found or error code.
+*/
+int kcsdr_list_devices(kcsdr_info_t** devices);
+
+/**
+ * Free a device list returned by `kcsdr_list_devices()`.
+ * @param devices Device list to free.
+*/
+void kcsdr_free_device_list(kcsdr_info_t* devices);
+
+/**
+ * Open a KCSDR device.
+ * @param dev Newly open device.
+ * @param serial Serial number of the device to open as returned in the device list.
+ * @return 0 on success, error code otherwise.
+*/
+int kcsdr_open(kcsdr_t** dev, const char* serial);
+
+/**
+ * Close a KCSDR device.
+ * @param dev Device to be closed.
+*/
+void kcsdr_close(kcsdr_t* dev);
+
+/**
+ * Select the RF port.
+ * @param dev Device to control.
+ * @param dir Either KCSDR_DIR_RX or KCSDR_DIR_TX.
+ * @param port RF port number to select.
+ * @return 0 on success, error code otherwise.
+*/
+int kcsdr_set_port(kcsdr_t* dev, kcsdr_direction_t dir, uint8_t port);
+
+/**
+ * Set the center frequency.
+ * @param dev Device to control.
+ * @param dir Either KCSDR_DIR_RX or KCSDR_DIR_TX
+ * @param freq Frequency in Hz.
+ * @return 0 on success, error code otherwise.
+*/
+int kcsdr_set_frequency(kcsdr_t* dev, kcsdr_direction_t dir, uint64_t freq);
+
+/**
+ * Set the attenuation.
+ * @param dev Device to control.
+ * @param dir Either KCSDR_DIR_RX or KCSDR_DIR_TX
+ * @param samplerate Attenuation in dB.
+ * @return 0 on success, error code otherwise.
+*/
+int kcsdr_set_attenuation(kcsdr_t* dev, kcsdr_direction_t dir, uint8_t att);
+
+/**
+ * Set the internal amplifier gain.
+ * @param dev Device to control.
+ * @param dir Either KCSDR_DIR_RX or KCSDR_DIR_TX
+ * @param gain Gain in dB.
+ * @return 0 on success, error code otherwise.
+*/
+int kcsdr_set_amp_gain(kcsdr_t* dev, kcsdr_direction_t dir, uint8_t gain);
+
+/**
+ * Set the external amplifier gain.
+ * @param dev Device to control.
+ * @param gain Gain in dB.
+ * @return 0 on success, error code otherwise.
+*/
+int kcsdr_set_rx_ext_amp_gain(kcsdr_t* dev, uint8_t gain);
+
+/**
+ * Set the samplerate.
+ * @param dev Device to control.
+ * @param dir Either KCSDR_DIR_RX or KCSDR_DIR_TX
+ * @param samplerate Samplerate in Hz.
+ * @return 0 on success, error code otherwise.
+*/
+int kcsdr_set_samplerate(kcsdr_t* dev, kcsdr_direction_t dir, uint32_t samplerate);
+
+/**
+ * Start streaming samples.
+ * @param dev Device to control.
+ * @param dir Either KCSDR_DIR_RX or KCSDR_DIR_TX.
+ * @return 0 on success, error code otherwise.
+*/
+int kcsdr_start(kcsdr_t* dev, kcsdr_direction_t dir);
+
+/**
+ * Stop streaming samples.
+ * @param dev Device to control.
+ * @param dir Either KCSDR_DIR_RX or KCSDR_DIR_TX.
+ * @return 0 on success, error code otherwise.
+*/
+int kcsdr_stop(kcsdr_t* dev, kcsdr_direction_t dir);
+
+/**
+ * Receive a buffer of samples.
+ * @param samples Sample buffer.
+ * @param count Number of complex samples.
+ * @return Number of samples received.
+*/
+int kcsdr_rx(kcsdr_t* dev, int16_t* samples, int count);
+
+/**
+ * Transmit a buffer of samples.
+ * @param samples Sample buffer.
+ * @param count Number of complex samples.
+ * @return Number of samples transmitted.
+*/
+int kcsdr_tx(kcsdr_t* dev, const int16_t* samples, int count);
+
+// Detect C++
+#ifdef __cplusplus
+}
+#endif

source_modules/kcsdr_source/src/main.cpp

@@ -0,0 +1,324 @@
+#include <imgui.h>
+#include <module.h>
+#include <gui/gui.h>
+#include <gui/smgui.h>
+#include <signal_path/signal_path.h>
+#include <core.h>
+#include <utils/optionlist.h>
+#include "kcsdr.h"
+#include <atomic>
+
+SDRPP_MOD_INFO{
+    /* Name:            */ "kcsdr_source",
+    /* Description:     */ "KCSDR Source Module",
+    /* Author:          */ "Ryzerth",
+    /* Version:         */ 0, 1, 0,
+    /* Max instances    */ -1
+};
+
+#define CONCAT(a, b) ((std::string(a) + b).c_str())
+
+class KCSDRSourceModule : public ModuleManager::Instance {
+public:
+    KCSDRSourceModule(std::string name) {
+        this->name = name;
+
+        sampleRate = 2000000.0;
+        samplerates.define(40e6, "40MHz", 40e6);
+        samplerates.define(35e6, "35MHz", 35e6);
+        samplerates.define(30e6, "30MHz", 30e6);
+        samplerates.define(25e6, "25MHz", 25e6);
+        samplerates.define(20e6, "20MHz", 20e6);
+        samplerates.define(15e6, "15MHz", 15e6);
+        samplerates.define(10e6, "10MHz", 10e6);
+        samplerates.define(5e6, "5MHz", 5e6);
+
+        handler.ctx = this;
+        handler.selectHandler = menuSelected;
+        handler.deselectHandler = menuDeselected;
+        handler.menuHandler = menuHandler;
+        handler.startHandler = start;
+        handler.stopHandler = stop;
+        handler.tuneHandler = tune;
+        handler.stream = &stream;
+
+        // Refresh devices
+        refresh();
+
+        // Select first (TODO: Select from config)
+        select("");
+
+        sigpath::sourceManager.registerSource("KCSDR", &handler);
+    }
+
+    ~KCSDRSourceModule() {
+        
+    }
+
+    void postInit() {}
+
+    void enable() {
+        enabled = true;
+    }
+
+    void disable() {
+        enabled = false;
+    }
+
+    bool isEnabled() {
+        return enabled;
+    }
+
+private:
+    void refresh() {
+        devices.clear();
+        
+        // Get device list
+        kcsdr_info_t* list;
+        int count = kcsdr_list_devices(&list);
+        if (count < 0) {
+            flog::error("Failed to list devices: {}", count);
+            return;
+        }
+
+        // Create list
+        for (int i = 0; i < count; i++) {
+            devices.define(list[i].serial, list[i].serial, list[i].serial);
+        }
+
+        // Free the device list
+        kcsdr_free_device_list(list);
+    }
+
+    void select(const std::string& serial) {
+        // If there are no devices, give up
+        if (devices.empty()) {
+            selectedSerial.clear();
+            return;
+        }
+
+        // If the serial was not found, select the first available serial
+        if (!devices.keyExists(serial)) {
+            select(devices.key(0));
+            return;
+        }
+
+        // Get the menu ID
+        devId = devices.keyId(serial);
+
+        // TODO
+
+        // Update the samplerate
+        core::setInputSampleRate(sampleRate);
+
+        // Save serial number
+        selectedSerial = serial;
+    }
+
+    static void menuSelected(void* ctx) {
+        KCSDRSourceModule* _this = (KCSDRSourceModule*)ctx;
+        core::setInputSampleRate(_this->sampleRate);
+        flog::info("KCSDRSourceModule '{0}': Menu Select!", _this->name);
+    }
+
+    static void menuDeselected(void* ctx) {
+        KCSDRSourceModule* _this = (KCSDRSourceModule*)ctx;
+        flog::info("KCSDRSourceModule '{0}': Menu Deselect!", _this->name);
+    }
+
+    static void start(void* ctx) {
+        KCSDRSourceModule* _this = (KCSDRSourceModule*)ctx;
+        if (_this->running) { return; }
+
+        // If no serial is given, do nothing
+        if (_this->selectedSerial.empty()) { return; }
+
+        // Open the device
+        int err = kcsdr_open(&_this->openDev, _this->selectedSerial.c_str());
+        if (err) {
+            flog::error("Failed to open device: {}", err);
+            return;
+        }
+
+        // Configure the device
+        kcsdr_set_port(_this->openDev, KCSDR_DIR_RX, 0);
+        kcsdr_set_frequency(_this->openDev, KCSDR_DIR_RX, _this->freq);
+        kcsdr_set_attenuation(_this->openDev, KCSDR_DIR_RX, _this->att);
+        kcsdr_set_amp_gain(_this->openDev, KCSDR_DIR_RX, _this->gain);
+        kcsdr_set_rx_ext_amp_gain(_this->openDev, _this->extGain);
+        kcsdr_set_samplerate(_this->openDev, KCSDR_DIR_RX, _this->sampleRate);
+
+        // Start the stream
+        kcsdr_start(_this->openDev, KCSDR_DIR_RX);
+
+        // Start worker
+        _this->run = true;
+        _this->workerThread = std::thread(&KCSDRSourceModule::worker, _this);
+        
+        _this->running = true;
+        flog::info("KCSDRSourceModule '{0}': Start!", _this->name);
+    }
+
+    static void stop(void* ctx) {
+        KCSDRSourceModule* _this = (KCSDRSourceModule*)ctx;
+        if (!_this->running) { return; }
+        _this->running = false;
+        
+        // Stop worker
+        _this->run = false;
+        _this->stream.stopWriter();
+        if (_this->workerThread.joinable()) { _this->workerThread.join(); }
+        _this->stream.clearWriteStop();
+
+        // Stop streaming
+        kcsdr_stop(_this->openDev, KCSDR_DIR_RX);
+
+        // Close the device
+        kcsdr_close(_this->openDev);
+
+        flog::info("KCSDRSourceModule '{0}': Stop!", _this->name);
+    }
+
+    static void tune(double freq, void* ctx) {
+        KCSDRSourceModule* _this = (KCSDRSourceModule*)ctx;
+        if (_this->running) {
+            kcsdr_set_frequency(_this->openDev, KCSDR_DIR_RX, freq);
+        }
+        _this->freq = freq;
+        flog::info("KCSDRSourceModule '{0}': Tune: {1}!", _this->name, freq);
+    }
+
+    static void menuHandler(void* ctx) {
+        KCSDRSourceModule* _this = (KCSDRSourceModule*)ctx;
+        
+        if (_this->running) { SmGui::BeginDisabled(); }
+
+        SmGui::FillWidth();
+        SmGui::ForceSync();
+        if (SmGui::Combo(CONCAT("##_kcsdr_dev_sel_", _this->name), &_this->devId, _this->devices.txt)) {
+            _this->select(_this->devices.key(_this->devId));
+            core::setInputSampleRate(_this->sampleRate);
+            // TODO: Save
+        }
+
+        if (SmGui::Combo(CONCAT("##_kcsdr_sr_sel_", _this->name), &_this->srId, _this->samplerates.txt)) {
+            _this->sampleRate = _this->samplerates.value(_this->srId);
+            core::setInputSampleRate(_this->sampleRate);
+            // TODO: Save
+        }
+
+        SmGui::SameLine();
+        SmGui::FillWidth();
+        SmGui::ForceSync();
+        if (SmGui::Button(CONCAT("Refresh##_kcsdr_refr_", _this->name))) {
+            _this->refresh();
+            _this->select(_this->selectedSerial);
+            core::setInputSampleRate(_this->sampleRate);
+        }
+
+        if (_this->running) { SmGui::EndDisabled(); }
+
+        // SmGui::LeftLabel("RX Port");
+        // SmGui::FillWidth();
+        // if (SmGui::Combo(CONCAT("##_kcsdr_port_", _this->name), &_this->portId, _this->rxPorts.txt)) {
+        //     if (_this->running) {
+        //         // TODO
+        //     }
+        //     // TODO: Save
+        // }
+
+        SmGui::LeftLabel("Attenuation");
+        SmGui::FillWidth();
+        if (SmGui::SliderInt(CONCAT("##_kcsdr_att_", _this->name), &_this->att, 0, 31)) {
+            if (_this->running) {
+                kcsdr_set_attenuation(_this->openDev, KCSDR_DIR_RX, _this->att);
+            }
+            // TODO: Save
+        }
+
+        SmGui::LeftLabel("Gain");
+        SmGui::FillWidth();
+        if (SmGui::SliderInt(CONCAT("##_kcsdr_gain_", _this->name), &_this->gain, 0, 31)) {
+            if (_this->running) {
+                kcsdr_set_amp_gain(_this->openDev, KCSDR_DIR_RX, _this->gain);
+            }
+            // TODO: Save
+        }
+
+        SmGui::LeftLabel("External Gain");
+        SmGui::FillWidth();
+        if (SmGui::SliderInt(CONCAT("##_kcsdr_ext_gain_", _this->name), &_this->extGain, 0, 31)) {
+            if (_this->running) {
+                kcsdr_set_rx_ext_amp_gain(_this->openDev, _this->extGain);
+            }
+            // TODO: Save
+        }
+    }
+
+    void worker() {
+        // Compute the buffer size
+        int bufferSize = 0x4000/4;//sampleRate / 200;
+
+        // Allocate the sample buffer
+        int16_t* samps = dsp::buffer::alloc<int16_t>(bufferSize*2);
+
+        // Loop
+        while (run) {
+            // Read samples
+            int count = kcsdr_rx(openDev, samps, bufferSize);
+            if (!count) { continue; }
+            if (count < 0) {
+                flog::debug("Failed to read samples: {}", count);
+                break;
+            }
+
+            // Convert the samples to float
+            volk_16i_s32f_convert_32f((float*)stream.writeBuf, samps, 8192.0f, count*2);
+
+            // Send out the samples
+            if (!stream.swap(count)) { break; }
+        }
+
+        // Free the sample buffer
+        dsp::buffer::free(samps);
+    }
+
+    std::string name;
+    bool enabled = true;
+    dsp::stream<dsp::complex_t> stream;
+    double sampleRate;
+    SourceManager::SourceHandler handler;
+    bool running = false;
+    double freq;
+
+    OptionList<std::string, std::string> devices;
+    OptionList<int, double> samplerates;
+    int devId = 0;
+    int srId = 0;
+    int att = 0;
+    int gain = 30;
+    int extGain = 1;
+    int portId = 0;
+    std::string selectedSerial;
+
+    kcsdr_t* openDev;
+
+    std::thread workerThread;
+    std::atomic<bool> run = false;
+};
+
+MOD_EXPORT void _INIT_() {
+    // Nothing here
+}
+
+MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
+    return new KCSDRSourceModule(name);
+}
+
+MOD_EXPORT void _DELETE_INSTANCE_(void* instance) {
+    delete (KCSDRSourceModule*)instance;
+}
+
+MOD_EXPORT void _END_() {
+    // Nothing here
+}

source_modules/network_source/src/main.cpp

@@ -36,10 +36,10 @@ enum SampleType {
 };
 
 const size_t SAMPLE_TYPE_SIZE[] {
-    sizeof(int8_t)*2,
-    sizeof(int16_t)*2,
-    sizeof(int32_t)*2,
-    sizeof(float)*2,
+    2*sizeof(int8_t),
+    2*sizeof(int16_t),
+    2*sizeof(int32_t),
+    2*sizeof(float),
 };
 
 class NetworkSourceModule : public ModuleManager::Instance {
@@ -58,20 +58,6 @@ public:
         handler.tuneHandler = tune;
         handler.stream = &stream;
 
-        // Define samplerates
-        for (int i = 3000; i <= 192000; i <<= 1) {
-            samplerates.define(i, getSrScaled(i), i);
-        }
-        for (int i = 250000; i < 1000000; i += 250000) {
-            samplerates.define(i, getSrScaled(i), i);
-        }
-        for (int i = 1000000; i < 10000000; i += 500000) {
-            samplerates.define(i, getSrScaled(i), i);
-        }
-        for (int i = 10000000; i <= 100000000; i += 5000000) {
-            samplerates.define(i, getSrScaled(i), i);
-        }
-
         // Define protocols
         // protocols.define("TCP (Server)", PROTOCOL_TCP_SERVER);
         protocols.define("TCP (Client)", PROTOCOL_TCP_CLIENT);
@@ -86,8 +72,8 @@ public:
         // Load config
         config.acquire();
         if (config.conf[name].contains("samplerate")) {
-            int sr = config.conf[name]["samplerate"];
-            if (samplerates.keyExists(sr)) { samplerate = samplerates.value(samplerates.keyId(sr)); }
+            samplerate = config.conf[name]["samplerate"];
+            tempSamplerate = samplerate;
         }
         if (config.conf[name].contains("protocol")) {
             std::string protoStr = config.conf[name]["protocol"];
@@ -108,7 +94,6 @@ public:
         config.release();
 
         // Set menu IDs
-        srId = samplerates.valueId(samplerate);
         protoId = protocols.valueId(proto);
         sampTypeId = sampleTypes.valueId(sampType);
 
@@ -228,35 +213,24 @@ private:
         if (_this->running) { SmGui::BeginDisabled(); }
 
         // Hostname and port field
-        if (ImGui::InputText(("##iq_exporter_host_" + _this->name).c_str(), _this->hostname, sizeof(_this->hostname))) {
+        if (SmGui::InputText(("##network_source_host_" + _this->name).c_str(), _this->hostname, sizeof(_this->hostname))) {
             config.acquire();
             config.conf[_this->name]["host"] = _this->hostname;
             config.release(true);
         }
-        ImGui::SameLine();
-        ImGui::FillWidth();
-        if (ImGui::InputInt(("##iq_exporter_port_" + _this->name).c_str(), &_this->port, 0, 0)) {
+        SmGui::SameLine();
+        SmGui::FillWidth();
+        if (SmGui::InputInt(("##network_source_port_" + _this->name).c_str(), &_this->port, 0, 0)) {
             _this->port = std::clamp<int>(_this->port, 1, 65535);
             config.acquire();
             config.conf[_this->name]["port"] = _this->port;
             config.release(true);
         }
 
-        // Samplerate selector
-        ImGui::LeftLabel("Samplerate");
-        ImGui::FillWidth();
-        if (ImGui::Combo(("##iq_exporter_sr_" + _this->name).c_str(), &_this->srId, _this->samplerates.txt)) {
-            _this->samplerate = _this->samplerates.value(_this->srId);
-            core::setInputSampleRate(_this->samplerate);
-            config.acquire();
-            config.conf[_this->name]["samplerate"] = _this->samplerates.key(_this->srId);
-            config.release(true);
-        }
-
         // Mode protocol selector
-        ImGui::LeftLabel("Protocol");
-        ImGui::FillWidth();
-        if (ImGui::Combo(("##iq_exporter_proto_" + _this->name).c_str(), &_this->protoId, _this->protocols.txt)) {
+        SmGui::LeftLabel("Protocol");
+        SmGui::FillWidth();
+        if (SmGui::Combo(("##network_source_proto_" + _this->name).c_str(), &_this->protoId, _this->protocols.txt)) {
             _this->proto = _this->protocols.value(_this->protoId);
             config.acquire();
             config.conf[_this->name]["protocol"] = _this->protocols.key(_this->protoId);
@@ -264,15 +238,38 @@ private:
         }
 
         // Sample type selector
-        ImGui::LeftLabel("Sample type");
-        ImGui::FillWidth();
-        if (ImGui::Combo(("##iq_exporter_samp_" + _this->name).c_str(), &_this->sampTypeId, _this->sampleTypes.txt)) {
+        SmGui::LeftLabel("Sample type");
+        SmGui::FillWidth();
+        if (SmGui::Combo(("##network_source_samp_" + _this->name).c_str(), &_this->sampTypeId, _this->sampleTypes.txt)) {
             _this->sampType = _this->sampleTypes.value(_this->sampTypeId);
             config.acquire();
             config.conf[_this->name]["sampleType"] = _this->sampleTypes.key(_this->sampTypeId);
             config.release(true);
         }
 
+        // Samplerate selector
+        SmGui::LeftLabel("Samplerate");
+        SmGui::FillWidth();
+        if (SmGui::InputInt(("##network_source_sr_" + _this->name).c_str(), &_this->tempSamplerate)) {
+            // Prevent silly values from silly users
+            _this->tempSamplerate = std::max<int>(_this->tempSamplerate, 1000);
+        }
+        bool applyEn = (!_this->running && _this->tempSamplerate != _this->samplerate);
+        if (!applyEn) { SmGui::BeginDisabled(); }
+        SmGui::FillWidth();
+        if (SmGui::Button(("Apply##network_source_apply_" + _this->name).c_str())) {
+            _this->samplerate = _this->tempSamplerate;
+            core::setInputSampleRate(_this->samplerate);
+            config.acquire();
+            config.conf[_this->name]["samplerate"] = _this->samplerate;
+            config.release(true);
+        }
+        if (!applyEn) { SmGui::EndDisabled(); }
+
+        if (_this->tempSamplerate != _this->samplerate) {
+            SmGui::TextColored(ImVec4(1.0f, 1.0f, 0.0f, 1.0f), "Warning: Samplerate not applied yet");
+        }
+
         if (_this->running) { SmGui::EndDisabled(); }
     }
 
@@ -280,14 +277,17 @@ private:
         // Compute sizes
         int blockSize = samplerate / 200;
         int sampleSize = SAMPLE_TYPE_SIZE[sampType];
-        int frameSize = blockSize*sampleSize;
+
+        // Chose amount of bytes to attempt to read
+        bool forceSize = (proto != PROTOCOL_UDP);
+        int frameSize = sampleSize * (forceSize ? blockSize : STREAM_BUFFER_SIZE);
 
         // Allocate receive buffer
         uint8_t* buffer = dsp::buffer::alloc<uint8_t>(frameSize);
 
         while (true) {
             // Read samples from socket
-            int bytes = sock->recv(buffer, frameSize, true);
+            int bytes = sock->recv(buffer, frameSize, forceSize);
             if (bytes <= 0) { break; }
 
             // Convert to CF32 (note: problem if partial sample)
@@ -325,7 +325,7 @@ private:
     double freq;
     
     int samplerate = 1000000;
-    int srId;
+    int tempSamplerate = 1000000;
     Protocol proto = PROTOCOL_UDP;
     int protoId;
     SampleType sampType = SAMPLE_TYPE_INT16;
@@ -333,7 +333,6 @@ private:
     char hostname[1024] = "localhost";
     int port = 1234;
 
-    OptionList<int, int> samplerates;
     OptionList<std::string, Protocol> protocols;
     OptionList<std::string, SampleType> sampleTypes;
 

source_modules/plutosdr_source/src/main.cpp

@@ -23,6 +23,12 @@ SDRPP_MOD_INFO{
 
 ConfigManager config;
 
+const std::vector<const char*> deviceWhiteList = {
+    "PlutoSDR",
+    "ANTSDR",
+    "LibreSDR"
+};
+
 class PlutoSDRSourceModule : public ModuleManager::Instance {
 public:
     PlutoSDRSourceModule(std::string name) {
@@ -130,7 +136,14 @@ private:
             std::string duri = iio_context_info_get_uri(info);
 
             // If the device is not a plutosdr, don't include it
-            if (desc.find("PlutoSDR") == std::string::npos) {
+            bool isPluto = false;
+            for (const auto type : deviceWhiteList) {
+                if (desc.find(type) != std::string::npos) {
+                    isPluto = true;
+                    break;
+                }
+            }
+            if (!isPluto) {
                 flog::warn("Ignored IIO device: [{}] {}", duri, desc);
                 continue;
             }