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mirror of https://github.com/DCC-EX/CommandStation-EX.git synced 2024-12-24 13:21:23 +01:00
CommandStation-EX/DCCEXParser.h
2020-07-01 16:58:48 +01:00

46 lines
1.4 KiB
C++

#ifndef DCCEXParser_h
#define DCCEXParser_h
#include <Arduino.h>
typedef void (*FILTER_CALLBACK)(Print & stream, byte & opcode, byte & paramCount, int p[]);
struct DCCEXParser
{
DCCEXParser();
void loop(Stream & pstream);
void parse(Print & stream, const byte * command, bool banAsync);
void flush();
static void setFilter(FILTER_CALLBACK filter);
static const int MAX_PARAMS=10; // Must not exceed this
private:
static const int MAX_BUFFER=50; // longest command sent in
byte bufferLength=0;
bool inCommandPayload=false;
bool asyncBanned; // true when called with stream that must complete before returning
byte buffer[MAX_BUFFER+2];
int splitValues( int result[MAX_PARAMS], const byte * command);
bool parseT(Print & stream, int params, int p[]);
bool parseZ(Print & stream, int params, int p[]);
bool parseS(Print & stream, int params, int p[]);
bool parsef(Print & stream, int params, int p[]);
static bool stashBusy;
static Print & stashStream;
static int stashP[MAX_PARAMS];
bool stashCallback(Print & stream, int p[MAX_PARAMS]);
static void callback_W(int result);
static void callback_B(int result);
static void callback_R(int result);
static FILTER_CALLBACK filterCallback;
static void funcmap(int cab, byte value, byte fstart, byte fstop);
};
#define BOARD_NAME F("not yet configured")
#endif