arduino/libraries/Firmata/utility/EthernetClientStream.h

53 lines
1.3 KiB
C
Raw Normal View History

/*
EthernetClientStream.h
An Arduino-Stream that wraps an instance of Client reconnecting to
the remote-ip in a transparent way. A disconnected client may be
recognized by the returnvalues -1 from calls to peek or read and
a 0 from calls to write.
Copyright (C) 2013 Norbert Truchsess. All rights reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
See file LICENSE.txt for further informations on licensing terms.
formatted using the GNU C formatting and indenting
*/
#ifndef ETHERNETCLIENTSTREAM_H
#define ETHERNETCLIENTSTREAM_H
#include <inttypes.h>
#include <stdio.h>
#include <Stream.h>
#include <Client.h>
#include <IPAddress.h>
class EthernetClientStream : public Stream
{
public:
EthernetClientStream(Client &client, IPAddress localip, IPAddress ip, const char* host, uint16_t port);
int available();
int read();
int peek();
void flush();
size_t write(uint8_t);
void maintain(IPAddress localip);
private:
Client &client;
IPAddress localip;
IPAddress ip;
const char* host;
uint16_t port;
bool connected;
uint32_t time_connect;
bool maintain();
void stop();
};
#endif