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/*
* WiFiSocket.h
*
* Created on: 22 Apr 2017
* Author: David
*/
#ifndef SRC_NETWORKING_WIFISOCKET_H_
#define SRC_NETWORKING_WIFISOCKET_H_
#include "RepRapFirmware.h"
#include "Networking/NetworkDefs.h"
#include "Networking/Socket.h"
class WiFiInterface;
class WiFiSocket : public Socket
{
public:
WiFiSocket(NetworkInterface *iface) noexcept;
void Init(SocketNumber n) noexcept;
int State() const noexcept { return (int)state; } // used only for reporting debug info, hence the 'int' return
void Poll() noexcept;
void Close() noexcept;
bool IsClosing() const noexcept { return (state == SocketState::closing); }
void Terminate() noexcept;
void TerminateAndDisable() noexcept { Terminate(); }
bool ReadChar(char& c) noexcept;
bool ReadBuffer(const uint8_t *&buffer, size_t &len) noexcept;
void Taken(size_t len) noexcept;
bool CanRead() const noexcept;
bool CanSend() const noexcept;
size_t Send(const uint8_t *data, size_t length) noexcept;
void Send() noexcept;
void SetNeedsPolling() noexcept { needsPolling = true; }
bool NeedsPolling() const noexcept;
private:
enum class SocketState : uint8_t
{
inactive,
waitingForResponder,
connected,
clientDisconnecting,
closing,
broken
};
WiFiInterface *GetInterface() const noexcept;
void ReceiveData(uint16_t bytesAvailable) noexcept;
void DiscardReceivedData() noexcept;
NetworkBuffer *receivedData; // List of buffers holding received data
uint32_t whenConnected;
uint16_t txBufferSpace; // How much free transmit buffer space the WiFi mofule reported
SocketNumber socketNum; // The WiFi socket number we are using
SocketState state;
bool needsPolling;
};
#endif /* SRC_NETWORKING_WIFISOCKET_H_ */
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