/* * © 2020, Chris Harlow. All rights reserved. * * This file is part of Asbelos DCC API * * 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 . */ #ifndef DCCEXParser_h #define DCCEXParser_h #include #include "FSH.h" #include "RingStream.h" typedef void (*FILTER_CALLBACK)(Print * stream, byte & opcode, byte & paramCount, int16_t p[]); typedef void (*AT_COMMAND_CALLBACK)(Print * stream,const byte * command); struct DCCEXParser { static void parse(Print * stream, byte * command, RingStream * ringStream); static void parse(const FSH * cmd); static void setFilter(FILTER_CALLBACK filter); static void setRMFTFilter(FILTER_CALLBACK filter); static void setAtCommandCallback(AT_COMMAND_CALLBACK filter); static const int MAX_COMMAND_PARAMS=10; // Must not exceed this private: static const int16_t MAX_BUFFER=50; // longest command sent in static int16_t splitValues( int16_t result[MAX_COMMAND_PARAMS], const byte * command); static int16_t splitHexValues( int16_t result[MAX_COMMAND_PARAMS], const byte * command); static bool parseT(Print * stream, int16_t params, int16_t p[]); static bool parseZ(Print * stream, int16_t params, int16_t p[]); static bool parseS(Print * stream, int16_t params, int16_t p[]); static bool parsef(Print * stream, int16_t params, int16_t p[]); static bool parseD(Print * stream, int16_t params, int16_t p[]); static Print * getAsyncReplyStream(); static void commitAsyncReplyStream(); static bool stashBusy; static byte stashTarget; static Print * stashStream; static RingStream * stashRingStream; static int16_t stashP[MAX_COMMAND_PARAMS]; static bool stashCallback(Print * stream, int16_t p[MAX_COMMAND_PARAMS], RingStream * ringStream); static void callback_W(int16_t result); static void callback_B(int16_t result); static void callback_R(int16_t result); static void callback_Rloco(int16_t result); static void callback_Wloco(int16_t result); static void callback_Vbit(int16_t result); static void callback_Vbyte(int16_t result); static FILTER_CALLBACK filterCallback; static FILTER_CALLBACK filterRMFTCallback; static AT_COMMAND_CALLBACK atCommandCallback; static void funcmap(int16_t cab, byte value, byte fstart, byte fstop); }; #endif