Initial code

include/PacketReceiver.h

@@ -0,0 +1,46 @@
+#ifndef PACKET_RECEIVER_H
+#define PACKET_RECEIVER_H
+
+#define CIRCULAR_BUFFER_INT_SAFE
+
+#include <RF24.h>
+#include <CircularBuffer.h>
+#include "PacketCRC.h"
+
+#define BUFFER_SIZE 32
+
+#define TOTAL_BUFFER_COUNT 30
+#define RX_BUFFER_COUNT 3
+#define EMPTY_BUFFER_COUNT 30
+#define VALID_BUFFER_COUNT 5
+
+class PacketReceiver {
+public:
+    PacketReceiver(RF24 *radio);
+    ~PacketReceiver();
+
+    void loop();
+    void read();
+
+    void setPacketCallback(void (*callback)(const uint8_t *buffer));
+    void setInvalidPacketCallback(void (*callback)(const uint8_t *buffer));
+
+private:
+    RF24 *radio;
+    PacketCRC packetCRC;
+
+    uint8_t buffers[TOTAL_BUFFER_COUNT][BUFFER_SIZE];
+    CircularBuffer<uint8_t*, RX_BUFFER_COUNT> pendingBuffers;
+    CircularBuffer<uint8_t*, EMPTY_BUFFER_COUNT> freeBuffers;
+    CircularBuffer<uint8_t*, VALID_BUFFER_COUNT> receivedBuffers;
+
+    void (*packetCallback)(const uint8_t *buffer);
+    void (*invalidPacketCallback)(const uint8_t *buffer);
+
+    bool isSanePacket(uint8_t *buffer);
+    bool isValidPacket(uint8_t *buffer);
+    bool isNewPacket(uint8_t *buffer);
+    bool isEquivalentPacket(uint8_t *a, uint8_t *b);
+};
+
+#endif // PACKET_RECEIVER_H