Files
EMS-ESP32/lib/ESPAsyncTCP/src/ESPAsyncTCPbuffer.h
2020-10-07 19:16:55 +02:00

108 lines
3.4 KiB
C++

/**
* @file ESPAsyncTCPbuffer.h
* @date 22.01.2016
* @author Markus Sattler
*
* Copyright (c) 2015 Markus Sattler. All rights reserved.
* This file is part of the Asynv TCP for ESP.
*
* 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.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef ESPASYNCTCPBUFFER_H_
#define ESPASYNCTCPBUFFER_H_
//#define DEBUG_ASYNC_TCP(...) while(((U0S >> USTXC) & 0x7F) != 0x00); os_printf( __VA_ARGS__ ); while(((U0S >> USTXC) & 0x7F) != 0x00)
//#define DEBUG_ASYNC_TCP ASYNC_TCP_DEBUG
#ifndef DEBUG_ASYNC_TCP
#define DEBUG_ASYNC_TCP(...)
#endif
#include <Arduino.h>
#include <cbuf.h>
#include "ESPAsyncTCP.h"
typedef enum { ATB_RX_MODE_NONE, ATB_RX_MODE_FREE, ATB_RX_MODE_READ_BYTES, ATB_RX_MODE_TERMINATOR, ATB_RX_MODE_TERMINATOR_STRING } atbRxMode_t;
class AsyncTCPbuffer : public Print {
public:
typedef std::function<size_t(uint8_t * payload, size_t length)> AsyncTCPbufferDataCb;
typedef std::function<void(bool ok, void * ret)> AsyncTCPbufferDoneCb;
typedef std::function<bool(AsyncTCPbuffer * obj)> AsyncTCPbufferDisconnectCb;
AsyncTCPbuffer(AsyncClient * c);
virtual ~AsyncTCPbuffer();
size_t write(String & data);
size_t write(uint8_t data);
size_t write(const char * data);
size_t write(const char * data, size_t len);
size_t write(const uint8_t * data, size_t len);
void flush();
void noCallback();
void readStringUntil(char terminator, String * str, AsyncTCPbufferDoneCb done);
//void readBytesUntil(char terminator, char *buffer, size_t length, AsyncTCPbufferDoneCb done);
//void readBytesUntil(char terminator, uint8_t *buffer, size_t length, AsyncTCPbufferDoneCb done);
void readBytes(char * buffer, size_t length, AsyncTCPbufferDoneCb done);
void readBytes(uint8_t * buffer, size_t length, AsyncTCPbufferDoneCb done);
// void setTimeout(size_t timeout);
void onData(AsyncTCPbufferDataCb cb);
void onDisconnect(AsyncTCPbufferDisconnectCb cb);
IPAddress remoteIP();
uint16_t remotePort();
IPAddress localIP();
uint16_t localPort();
bool connected();
void stop();
void close();
protected:
AsyncClient * _client;
cbuf * _TXbufferRead;
cbuf * _TXbufferWrite;
cbuf * _RXbuffer;
atbRxMode_t _RXmode;
size_t _rxSize;
char _rxTerminator;
uint8_t * _rxReadBytesPtr;
String * _rxReadStringPtr;
AsyncTCPbufferDataCb _cbRX;
AsyncTCPbufferDoneCb _cbDone;
AsyncTCPbufferDisconnectCb _cbDisconnect;
void _attachCallbacks();
void _sendBuffer();
void _on_close();
void _rxData(uint8_t * buf, size_t len);
size_t _handleRxBuffer(uint8_t * buf, size_t len);
};
#endif /* ESPASYNCTCPBUFFER_H_ */