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CommandStation-EX/TransportProcessor.h
2020-10-26 10:29:40 +01:00

76 lines
2.1 KiB
C++

/*
* © 2020, Gregor Baues. All rights reserved.
*
* This is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* It 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef TransportProcessor_h
#define TransportProcessor_h
#include <Arduino.h>
#include <Ethernet.h>
#include <WiFiEspAT.h>
#include "NetworkConfig.h"
#include "NetworkInterface.h"
// #define DCCEX_ENABLED
typedef enum
{
DCCEX, // if char[0] = < opening bracket the client should be a JMRI / DCC EX client_h
WITHROTTLE, //
HTTP, // If char[0] = G || P || D; if P then char [1] = U || O || A
N_DIAG, // '#' send form a telnet client as FIRST message will then reroute all DIAG messages to that client whilst being able to send jmri type commands
UNKNOWN_PROTOCOL
} appProtocol;
// Needed forward declarations
struct Connection;
class TransportProcessor;
using appProtocolCallback = void (*)(Connection* c, TransportProcessor* t);
struct Connection
{
uint8_t id;
Client *client;
char overflow[MAX_OVERFLOW];
appProtocol p;
char delimiter = '\0';
bool isProtocolDefined = false;
appProtocolCallback appProtocolHandler;
};
class TransportProcessor
{
private:
#ifdef DCCEX_ENABLED
void sendToDCC(Connection *c, TransportProcessor* t, bool blocking);
#endif
public:
NetworkInterface *nwi;
uint8_t buffer[MAX_ETH_BUFFER];
char command[MAX_JMRI_CMD];
void readStream(Connection *c); // reads incomming packets and hands over to the commandHandle for taking the stream apart for commands
TransportProcessor(){};
~TransportProcessor(){};
};
#endif // !Transport_h