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https://github.com/DCC-EX/CommandStation-EX.git
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36e6c3cd48
This removes the need for WifiInterfrace <+> command processing to be included in the link. so parser does not need to see the config settings for wifi. If Wifi doesnt set the At command callback, parser will return <X> for a <+> command
70 lines
2.5 KiB
C++
70 lines
2.5 KiB
C++
/*
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* © 2020, Chris Harlow. All rights reserved.
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*
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* This file is part of Asbelos DCC API
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*
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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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*
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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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*
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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 DCCEXParser_h
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#define DCCEXParser_h
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#include <Arduino.h>
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typedef void (*FILTER_CALLBACK)(Print * stream, byte & opcode, byte & paramCount, int p[]);
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typedef void (*AT_COMMAND_CALLBACK)(const byte * command);
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struct DCCEXParser
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{
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DCCEXParser();
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void loop(Stream & stream);
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void parse(Print * stream, byte * command, bool blocking);
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void flush();
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static void setFilter(FILTER_CALLBACK filter);
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static void setAtCommandCallback(AT_COMMAND_CALLBACK filter);
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static const int MAX_PARAMS=10; // Must not exceed this
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private:
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static const int MAX_BUFFER=50; // longest command sent in
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byte bufferLength=0;
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bool inCommandPayload=false;
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bool asyncBanned; // true when called with stream that must complete before returning
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byte buffer[MAX_BUFFER+2];
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int splitValues( int result[MAX_PARAMS], const byte * command);
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bool parseT(Print * stream, int params, int p[]);
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bool parseZ(Print * stream, int params, int p[]);
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bool parseS(Print * stream, int params, int p[]);
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bool parsef(Print * stream, int params, int p[]);
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bool parseD(Print * stream, int params, int p[]);
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static bool stashBusy;
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static Print * stashStream;
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static int stashP[MAX_PARAMS];
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bool stashCallback(Print * stream, int p[MAX_PARAMS]);
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static void callback_W(int result);
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static void callback_B(int result);
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static void callback_R(int result);
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static void callback_Rloco(int result);
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static void callback_Vbit(int result);
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static void callback_Vbyte(int result);
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static FILTER_CALLBACK filterCallback;
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static AT_COMMAND_CALLBACK atCommandCallback;
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static void funcmap(int cab, byte value, byte fstart, byte fstop);
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};
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#endif
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