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https://github.com/DCC-EX/CommandStation-EX.git
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73 lines
2.2 KiB
C
73 lines
2.2 KiB
C
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#ifndef WifiInboundHandler_h
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#define WifiInboundHandler_h
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#include "MemStream.h"
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#include "DCCEXParser.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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static const byte MAX_CLIENTS=5;
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static const byte MAX_WIFI_BUFFER=255;
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enum INBOUND_STATE {
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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 LOOP_STATE {
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ANYTHING, // ready for +IPD, n CLOSED, n CONNECTED, busy etc...
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SKIPTOEND, // skip to newline
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// +IPD,client,length:data
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IPD, // got +
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IPD1, // got +I
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IPD2, // got +IP
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IPD3, // got +IPD
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IPD4_CLIENT, // got +IPD, reading cient id
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IPD5, // got +IPD,c
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IPD6_LENGTH, // got +IPD,c, reading length
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IPD_DATA, // got +IPD,c,ll,: collecting data
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GOT_CLIENT_ID, // clientid prefix to CONNECTED / CLOSED
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GOT_CLIENT_ID2, // clientid prefix to CONNECTED / CLOSED
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GOT_CLIENT_ID3 // clientid prefix to CONNECTED / CLOSED
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};
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enum CLIENT_STATUS {
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UNUSED, // client slot not in use
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INBOUND_ARRIVING, // data is arriving
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READY_TO_PROCESS, // data has arrived, may call parser now
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PROCESSING, // command in progress
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REPLY_PENDING, // reply is ready to CIPSEND
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CIPSEND_PENDING, // CIPSEND waiting for >
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CLOSE_PENDING, // CLOSE received
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CLOSE_AFTER_SEND // Send CLOSE after CIPSEND completed
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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 processCommand(byte clientId);
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Stream * wifiStream;
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DCCEXParser *parser;
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LOOP_STATE loopState=ANYTHING;
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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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byte * clientBuffer[MAX_CLIENTS];
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MemStream * clientStream[MAX_CLIENTS];
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CLIENT_STATUS clientStatus[MAX_CLIENTS];
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bool clientCloseAfterReply[MAX_CLIENTS];
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int clientPendingCIPSEND=-1;
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};
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#endif
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