mirror of
https://github.com/DCC-EX/CommandStation-EX.git
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87 lines
2.6 KiB
C++
87 lines
2.6 KiB
C++
/*
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© 2022 Mark Muzzin
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© 2021 Harald Barth
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© 2021 Fred Decker
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(c) 2021 Fred Decker. All rights reserved.
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(c) 2020 Chris Harlow. All rights reserved.
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This file is part of CommandStation-EX
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This is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef WifiInboundHandler_h
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#define WifiInboundHandler_h
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#include "RingStream.h"
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#include "WiThrottle.h"
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#include "DIAG.h"
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class WifiInboundHandler {
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public:
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static void setup(Stream * ESStream);
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static void loop();
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private:
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static WifiInboundHandler * singleton;
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enum INBOUND_STATE : byte {
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INBOUND_BUSY, // Keep calling in loop()
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INBOUND_IDLE // Nothing happening, outbound may xcall CIPSEND
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};
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enum RECV_MSG_STATE : byte {
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RECV_MSG_NONE, // No message to process
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RECV_MSG_CRLF, // Message ending in CRLF
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RECV_MSG_SND_DATA, // Send data message
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RECV_MSG_IPD_MSG, // +IPD Message in progress
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RECV_MSG_IPD_DONE, // +IPD Message done
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RECV_MSG_GENERIC // Catchall for incoming messages not used
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};
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enum CIP_SEND_STATUS : byte {
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CIP_SEND_NONE,
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CIP_SEND_PENDING,
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CIP_SEND_SENT,
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CIP_SEND_DATA_SENT
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};
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WifiInboundHandler(Stream * ESStream);
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void loop1();
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INBOUND_STATE loop2();
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void purgeCurrentCIPSEND();
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int antoi(char* str, int len);
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Stream * wifiStream;
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static const int INBOUND_CMD_BUFFER = 32;
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static const int INBOUND_RING = 512;
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static const int OUTBOUND_RING = 2048;
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RingStream * inboundRing;
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RingStream * outboundRing;
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RECV_MSG_STATE messageToProcess = RECV_MSG_NONE; // Track the current message to process
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int runningClientId; // latest client inbound processing data or CLOSE
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int dataLength; // dataLength of +IPD
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int dataRemaining = 0; // remaining +IPD data to receive
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int clientPendingCIPSEND = -1;
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int currentReplySize;
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CIP_SEND_STATUS cipSendStatus;
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char recBuffer[INBOUND_CMD_BUFFER] = {'\0'};
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int recBufferPos = 0;
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int recBufferWatermark = 0;
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};
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#endif
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