Malduino Elite (serial input instead of SD card)

/*
  ==============================================================
    Copyright (c) 2017 Seytonic, Spacehuhn (Licensed under MIT)
      For more information see: github.com/seytonic/malduino
  ==============================================================
*/

#include <SPI.h>
#include <SD.h>
#include "Keyboard.h"
#include "Mouse.h"

#define debug // <-- uncomment to turn serial output on
#define CSpin 4 //Chip-Select of the SD-Card reader
#define ledPin 3
#define blinkInterval 50

//Dip-Switch Pins:
#define dip1 6
#define dip2 8
#define dip3 9
#define dip4 10

#define buffersize 128

#define KEYPAD_0 234
#define KEYPAD_1 225
#define KEYPAD_2 226
#define KEYPAD_3 227
#define KEYPAD_4 228
#define KEYPAD_5 229
#define KEYPAD_6 230
#define KEYPAD_7 231
#define KEYPAD_8 232
#define KEYPAD_9 233
#define KEYPAD_ASTERIX 221
#define KEYPAD_ENTER 224
#define KEYPAD_MINUS 222
#define KEYPAD_PERIOD 235
#define KEYPAD_PLUS 223
#define KEYPAD_SLASH 220
#define PRINTSCREEN 206

#define payload Serial

char* buf = malloc(sizeof(char)*buffersize);
char* repeatBuffer = malloc(sizeof(char)*12);

int bufSize = 0;
int defaultDelay = 5;
int defaultCharDelay = 5;
bool ledOn = true;
int rMin = -100;
int rMax = 100;


int getSpace(int start, int end){
  for(int i=start;i<end;i++){
    if(buf[i] == ' ') return i;
  }
  return -1;
}

bool equals(char* strA, int start, int end, char* strB, int strLen){
  if(end-start != strLen) return false;
  for(int i=0;i<strLen;i++){
    if(strA[start+i] != strB[i]) return false;
  }
  return true;
}

int toPositive(int num){
  if(num < 0) return num*(-1);
  else return num;
}

bool equalsBuffer(int start, int end, char* str){ return equals(buf, start, end, str, String(str).length()); }

int getInt(char* str, int pos){
  if(equals(str, pos+1, pos+7, "RANDOM", 6)){
    return random(rMin, rMax);
  }else{
    return String(str).substring(pos+1,pos+6).toInt();
  }
}

void KeyboardWrite(uint8_t c){
  Keyboard.press(c);
  delay(defaultCharDelay);
  Keyboard.release(c);
}

void runLine(){
  #ifdef debug
    Serial.println("run: '"+String(buf).substring(0,bufSize)+"' ("+(String)bufSize+")");
  #endif

  int space = getSpace(0,bufSize);

  if(space == -1) runCommand(0,bufSize);
  else{
    if(equalsBuffer(0,space,"DEFAULTDELAY") || equalsBuffer(0,space,"DEFAULT_DELAY")) defaultDelay = getInt(buf,space);
    else if(equalsBuffer(0,space,"DEFAULTCHARDELAY") || equalsBuffer(0,space,"DEFAULT_CHAR_DELAY")) defaultCharDelay = getInt(buf,space);
    else if(equalsBuffer(0,space,"DELAY")) delay(getInt(buf,space));
    else if(equalsBuffer(0,space,"STRING")){
      for(int i=space+1;i<bufSize;i++) KeyboardWrite(buf[i]);
    }
    else if(equalsBuffer(0,space,"MOUSE")){
      int nSpace = getSpace(space+1,bufSize);
      int x = getInt(buf,space);
      int y = getInt(buf,nSpace);
      Mouse.move(x,y);
      #ifdef debug
        Serial.println("Move mouse "+(String)x+" "+(String)y);
      #endif
    }
    else if(equalsBuffer(0,space,"SCROLL")) Mouse.move(0,0,getInt(buf,space));
    else if(equalsBuffer(0,space,"RANDOMMIN")) rMin = getInt(buf,space);
    else if(equalsBuffer(0,space,"RANDOMMAX")) rMax = getInt(buf,space);
    else if(equalsBuffer(0,space,"REM") || equalsBuffer(0,space,"REPEAT")){}
    else{
      runCommand(0,space);
      while(space >= 0 && space < bufSize){
        int nSpace = getSpace(space+1,bufSize);
        if(nSpace == -1) nSpace = bufSize;
        runCommand(space+1,nSpace);
        space = nSpace;
      }
    }
  }

  Keyboard.releaseAll();
  delay(defaultDelay);
}

void runCommand(int s, int e){

  #ifdef debug
    Serial.println("Press '"+String(buf).substring(s,e)+"'");
  #endif

  if(e - s < 2) Keyboard.press(buf[s]);
  else if(equalsBuffer(s,e,"ENTER")) Keyboard.press(KEY_RETURN);
  else if(equalsBuffer(s,e,"GUI") || equalsBuffer(s,e,"WINDOWS")) Keyboard.press(KEY_LEFT_GUI);
  else if(equalsBuffer(s,e,"SHIFT")) Keyboard.press(KEY_LEFT_SHIFT);
  else if(equalsBuffer(s,e,"ALT")  ||equalsBuffer(s,e,"ALT_LEFT") ||equalsBuffer(s,e,"ALTLEFT")) Keyboard.press(KEY_LEFT_ALT);
  else if(equalsBuffer(s,e,"ALT_RIGHT") ||equalsBuffer(s,e,"ALTRIGHT")) Keyboard.press(KEY_RIGHT_ALT);
  else if(equalsBuffer(s,e,"CTRL") || equalsBuffer(s,e,"CONTROL")) Keyboard.press(KEY_LEFT_CTRL);
  else if(equalsBuffer(s,e,"CAPSLOCK")) Keyboard.press(KEY_CAPS_LOCK);
  else if(equalsBuffer(s,e,"DELETE")) Keyboard.press(KEY_DELETE);
  else if(equalsBuffer(s,e,"END")) Keyboard.press(KEY_END);
  else if(equalsBuffer(s,e,"ESC") || equalsBuffer(s,e,"ESCAPE")) Keyboard.press(KEY_ESC);
  else if(equalsBuffer(s,e,"HOME")) Keyboard.press(KEY_HOME);
  else if(equalsBuffer(s,e,"INSERT")) Keyboard.press(KEY_INSERT);
  else if(equalsBuffer(s,e,"PAGEUP")) Keyboard.press(KEY_PAGE_UP);
  else if(equalsBuffer(s,e,"PAGEDOWN")) Keyboard.press(KEY_PAGE_DOWN);
  else if(equalsBuffer(s,e,"SPACE")) Keyboard.press(' ');
  else if(equalsBuffer(s,e,"TAB")) Keyboard.press(KEY_TAB);
  else if(equalsBuffer(s,e,"BACKSPACE")) Keyboard.press(KEY_BACKSPACE);

  else if(equalsBuffer(s,e,"UP") || equalsBuffer(s,e,"UPARROW")) Keyboard.press(KEY_UP_ARROW);
  else if(equalsBuffer(s,e,"DOWN") || equalsBuffer(s,e,"DOWNARROW")) Keyboard.press(KEY_DOWN_ARROW);
  else if(equalsBuffer(s,e,"LEFT") || equalsBuffer(s,e,"LEFTARROW")) Keyboard.press(KEY_LEFT_ARROW);
  else if(equalsBuffer(s,e,"RIGHT") || equalsBuffer(s,e,"RIGHTARROW")) Keyboard.press(KEY_RIGHT_ARROW);

  else if(equalsBuffer(s,e,"PRINTSCREEN")) Keyboard.press(PRINTSCREEN);

  else if(equalsBuffer(s,e,"F1")) Keyboard.press(KEY_F1);
  else if(equalsBuffer(s,e,"F2")) Keyboard.press(KEY_F2);
  else if(equalsBuffer(s,e,"F3")) Keyboard.press(KEY_F3);
  else if(equalsBuffer(s,e,"F4")) Keyboard.press(KEY_F4);
  else if(equalsBuffer(s,e,"F5")) Keyboard.press(KEY_F5);
  else if(equalsBuffer(s,e,"F6")) Keyboard.press(KEY_F6);
  else if(equalsBuffer(s,e,"F7")) Keyboard.press(KEY_F7);
  else if(equalsBuffer(s,e,"F8")) Keyboard.press(KEY_F8);
  else if(equalsBuffer(s,e,"F9")) Keyboard.press(KEY_F9);
  else if(equalsBuffer(s,e,"F10")) Keyboard.press(KEY_F10);
  else if(equalsBuffer(s,e,"F11")) Keyboard.press(KEY_F11);
  else if(equalsBuffer(s,e,"F12")) Keyboard.press(KEY_F12);

  else if(equalsBuffer(s,e,"NUM_0")) KeyboardWrite(KEYPAD_0);
  else if(equalsBuffer(s,e,"NUM_1")) KeyboardWrite(KEYPAD_1);
  else if(equalsBuffer(s,e,"NUM_2")) KeyboardWrite(KEYPAD_2);
  else if(equalsBuffer(s,e,"NUM_3")) KeyboardWrite(KEYPAD_3);
  else if(equalsBuffer(s,e,"NUM_4")) KeyboardWrite(KEYPAD_4);
  else if(equalsBuffer(s,e,"NUM_5")) KeyboardWrite(KEYPAD_5);
  else if(equalsBuffer(s,e,"NUM_6")) KeyboardWrite(KEYPAD_6);
  else if(equalsBuffer(s,e,"NUM_7")) KeyboardWrite(KEYPAD_7);
  else if(equalsBuffer(s,e,"NUM_8")) KeyboardWrite(KEYPAD_8);
  else if(equalsBuffer(s,e,"NUM_9")) KeyboardWrite(KEYPAD_9);
  else if(equalsBuffer(s,e,"NUM_ASTERIX")) KeyboardWrite(KEYPAD_ASTERIX);
  else if(equalsBuffer(s,e,"NUM_ENTER")) KeyboardWrite(KEYPAD_ENTER);
  else if(equalsBuffer(s,e,"NUM_Minus")) KeyboardWrite(KEYPAD_MINUS);
  else if(equalsBuffer(s,e,"NUM_PERIOD")) KeyboardWrite(KEYPAD_PERIOD);
  else if(equalsBuffer(s,e,"NUM_PLUS")) KeyboardWrite(KEYPAD_PLUS);

  else if(equalsBuffer(s,e,"CLICK")  || equalsBuffer(s,e,"CLICK_LEFT") || equalsBuffer(s,e,"MOUSECLICK")) Mouse.click();
  else if(equalsBuffer(s,e,"CLICK_RIGHT")) Mouse.click(MOUSE_RIGHT);
  else if(equalsBuffer(s,e,"CLICK_MIDDLE")) Mouse.click(MOUSE_MIDDLE);

  else if(equalsBuffer(s,e,"PRESS") || equalsBuffer(s,e,"PRESS_LEFT")) Mouse.press();
  else if(equalsBuffer(s,e,"PRESS_LEFT")) Mouse.press(MOUSE_RIGHT);
  else if(equalsBuffer(s,e,"PRESS_MIDDLE")) Mouse.press(MOUSE_MIDDLE);
  else if(equalsBuffer(s,e,"RELEASE") || equalsBuffer(s,e,"RELEASE_LEFT")) Mouse.release();
  else if(equalsBuffer(s,e,"RELEASE_LEFT")) Mouse.release(MOUSE_RIGHT);
  else if(equalsBuffer(s,e,"RELEASE_MIDDLE")) Mouse.release(MOUSE_MIDDLE);

#ifdef debug
  else Serial.println("failed to find command");
#endif
  /* not implemented
  else if(equalsBuffer(s,e,"APP")) Keyboard.press();
  else if(equalsBuffer(s,e,"MENU")) Keyboard.press();
  else if(equalsBuffer(s,e,"BREAK") || equalsBuffer(s,e,"PAUSE",5)) Keyboard.press();
  else if(equalsBuffer(s,e,"NUMLOCK")) Keyboard.press();
  else if(equalsBuffer(s,e,"SCROLLLOCK")) Keyboard.press();
  */
}

void setup() {
  /*
  #ifdef debug
    Serial.begin(115200);
    delay(2000);
    Serial.println("Started!");
  #endif
*/
Serial.begin(115200);
delay(5000);
Serial.println("Started!");
  randomSeed(analogRead(0));



    Keyboard.begin();
    Mouse.begin();

}

void loop() {

      while(payload.available()){

      buf[bufSize] = payload.read();
      if(buf[bufSize] == '\r' || buf[bufSize] == '\n' || bufSize >= buffersize){
        if(buf[bufSize] == '\r' && payload.peek() == '\n') payload.read();

        runLine();
        bufSize = 0;
      }
      else bufSize++;
    }
    if(bufSize > 0){
      runLine();
      bufSize = 0;
    }
}