Work on RFspace support

2025-07-10 11:05:22 +02:00 · 2021-11-09 00:00:13 +01:00
parent 927115b50b
commit 07419275ff
7 changed files with 520 additions and 5 deletions
--- a/source_modules/rfspace_source/src/rfspace_client.h
+++ b/source_modules/rfspace_source/src/rfspace_client.h
@ -0,0 +1,130 @@
+#pragma once
+#include <utils/networking.h>
+#include <dsp/stream.h>
+#include <dsp/types.h>
+#include <atomic>
+
+#define RFSPACE_MAX_SIZE    8192
+
+namespace rfspace {
+    enum {
+        RFSPACE_MSG_TYPE_H2T_SET_CTRL_ITEM,
+        RFSPACE_MSG_TYPE_H2T_REQ_CTRL_ITEM,
+        RFSPACE_MSG_TYPE_H2T_REQ_CTRL_ITEM_RANGE,
+        RFSPACE_MSG_TYPE_H2T_DATA_ITEM_ACK_REQ,
+        RFSPACE_MSG_TYPE_H2T_DATA_ITEM_0,
+        RFSPACE_MSG_TYPE_H2T_DATA_ITEM_1,
+        RFSPACE_MSG_TYPE_H2T_DATA_ITEM_2,
+        RFSPACE_MSG_TYPE_H2T_DATA_ITEM_3,
+    };
+
+    enum {
+        RFSPACE_MSG_TYPE_T2H_SET_CTRL_ITEM_RESP,
+        RFSPACE_MSG_TYPE_T2H_UNSOL_CTRL_ITEM,
+        RFSPACE_MSG_TYPE_T2H_REQ_CTRL_ITEM_RANGE_RESP,
+        RFSPACE_MSG_TYPE_T2H_DATA_ITEM_ACK_REQ,
+        RFSPACE_MSG_TYPE_T2H_DATA_ITEM_0,
+        RFSPACE_MSG_TYPE_T2H_DATA_ITEM_1,
+        RFSPACE_MSG_TYPE_T2H_DATA_ITEM_2,
+        RFSPACE_MSG_TYPE_T2H_DATA_ITEM_3,
+    };
+
+    class SyncEvent {
+    public:
+        bool await(int timeoutMS) {
+            // Mark as waiting
+            {
+                std::lock_guard<std::mutex> lck(waitingmtx);
+                waiting = true;
+            }
+
+            // Wait for data
+            std::unique_lock<std::mutex> lck(mtx);
+            return cnd.wait_for(lck, std::chrono::milliseconds(timeoutMS), [this](){ return triggered; });
+
+            // Mark as not waiting
+            {
+                std::lock_guard<std::mutex> lck(waitingmtx);
+                waiting = false;
+            }
+        }
+
+        void release() {
+            // Mark as not waiting, and if last notify sender
+            {
+                std::lock_guard<std::mutex> lck(mtx);
+                triggered = false;
+            }
+            cnd.notify_all();
+        }
+
+        void trigger() {
+            // Check if a waiter is waiting
+            {
+                std::lock_guard<std::mutex> lck(waitingmtx);
+                if (waiting <= 0) { return; }
+            }
+
+            // Notify waiters
+            {
+                std::lock_guard<std::mutex> lck(mtx);
+                triggered = true;
+            }
+            cnd.notify_all();
+
+            // Wait for waiter to handle
+            {
+                std::unique_lock<std::mutex> lck(mtx);
+                cnd.wait(lck, [this](){ return !triggered; });
+            }
+        }
+
+    private:
+        bool triggered;
+        std::mutex mtx;
+        std::condition_variable cnd;
+
+        bool waiting;
+        std::mutex waitingmtx;
+
+    };
+
+    class RFspaceClientClass {
+    public:
+        RFspaceClientClass(net::Conn conn, net::Conn udpConn, dsp::stream<dsp::complex_t>* out);
+        ~RFspaceClientClass();
+
+        int getControlItem(uint16_t item, void* param, int len);
+        void setControlItem(uint16_t item, void* param, int len);
+
+        void close();
+        bool isOpen();
+
+    private:
+        void sendCommand(uint32_t command, void* data, int len);
+        void sendHandshake(std::string appName);
+
+        static void tcpHandler(int count, uint8_t* buf, void* ctx);
+        static void udpHandler(int count, uint8_t* buf, void* ctx);
+
+        net::Conn client;
+        net::Conn udpClient;
+
+        dsp::stream<dsp::complex_t>* output;
+
+        uint16_t tcpHeader;
+        uint16_t udpHeader;
+
+        uint8_t* rbuffer = NULL;
+        uint8_t* sbuffer = NULL;
+        uint8_t* ubuffer = NULL;
+
+        SyncEvent SCIRRecv;
+        int SCIRSize;
+    };
+    
+    typedef std::unique_ptr<RFspaceClientClass> RFspaceClient;
+
+    RFspaceClient connect(std::string host, uint16_t port, dsp::stream<dsp::complex_t>* out);
+    
+}