feat: integrate RTL-TCP server support

android/app/src/main/cpp/demod.h

@@ -0,0 +1,39 @@
+#ifndef DEMOD_H
+#define DEMOD_H
+
+#include <complex>
+#include <stdbool.h>
+#include <stdint.h>
+#include <string>
+#include <iostream>
+
+#include "dsp/phasediscri.h"
+#include "dsp/firfilter.h"
+#include "util/movingaverage.h"
+
+#define SDR_RX_SCALED 32768.0
+#define SAMPLE_RATE 48000.0
+#define BAUD_RATE 1200.0
+#define DEVIATION 4500.0
+#define SAMPLES_PER_SYMBOL (SAMPLE_RATE / BAUD_RATE)
+#define POCSAG_SYNCCODE 0x7CD215D8
+#define POCSAG_SYNCCODE_INV ~0x7CD215D8
+#define PAGERDEMOD_POCSAG_IDLECODE 0x7A89C197
+#define PAGERDEMOD_BATCH_WORDS 17
+#define PAGERDEMOD_FRAMES_PER_BATCH 8
+#define PAGERDEMOD_CODEWORDS_PER_FRAME 2
+
+extern bool is_message_ready;
+extern std::string numeric_msg;
+extern std::string alpha_msg;
+extern uint32_t address;
+extern int function_bits;
+
+extern PhaseDiscriminators phaseDiscri;
+extern Lowpass<double> lowpassBaud;
+extern MovingAverageUtil<double, double, 2048> preambleMovingAverage;
+extern double magsqRaw;
+
+void processOneSample(int8_t i, int8_t q);
+
+#endif