HWSerial.cpp

#include "HWSerial.h"
#ifdef MEGA
	HWSerial::HWSerial(){
			Serial1.begin(9600);
			
	}
	/*
	bool HWSerial::listen(){
		return Serial1.listen();
	}
	*/
	void HWSerial::end(){
		Serial1.end();
	}
	/*
	bool HWSerial::isListening(){
		return Serial1.isListening();
	}

	bool HWSerial::overflow(){
		return Serial1.overflow();
	}
	*/
	void HWSerial::begin(long baud_rate){
		Serial1.begin(baud_rate);
	}
	
	int HWSerial::peek(){
		return Serial1.peek();
	}

	 size_t HWSerial::write(uint8_t byte){
		return Serial1.write(byte);
	}

	 int HWSerial::read(){
		return Serial1.read();
	}
		
	 int HWSerial::available(){
		return Serial1.available();
	}

	 void HWSerial::flush(){
		Serial1.flush();
	}
	
	
	/**************************************/
	
	
	
size_t HWSerial::print(const __FlashStringHelper *ifsh)
{
  const prog_char *p = (const prog_char *)ifsh;
  size_t n = 0;
  while (1) {
    unsigned char c = pgm_read_byte(p++);
    if (c == 0) break;
    n += write(c);
  }
  return n;
}

size_t HWSerial::print(const String &s)
{
  size_t n = 0;
  for (uint16_t i = 0; i < s.length(); i++) {
    n += write(s[i]);
  }
  return n;
}

size_t HWSerial::print(const char str[])
{
  return write(str);
}

size_t HWSerial::print(char c)
{
  return write(c);
}

size_t HWSerial::print(unsigned char b, int base)
{
  return print((unsigned long) b, base);
}

size_t HWSerial::print(int n, int base)
{
  return print((long) n, base);
}

size_t HWSerial::print(unsigned int n, int base)
{
  return print((unsigned long) n, base);
}

size_t HWSerial::print(long n, int base)
{
  if (base == 0) {
    return write(n);
  } else if (base == 10) {
    if (n < 0) {
      int t = print('-');
      n = -n;
      return printNumber(n, 10) + t;
    }
    return printNumber(n, 10);
  } else {
    return printNumber(n, base);
  }
}

size_t HWSerial::print(unsigned long n, int base)
{
  if (base == 0) return write(n);
  else return printNumber(n, base);
}

size_t HWSerial::print(double n, int digits)
{
  return printFloat(n, digits);
}

size_t HWSerial::println(const __FlashStringHelper *ifsh)
{
  size_t n = print(ifsh);
  n += println();
  return n;
}


size_t HWSerial::println(void)
{
  size_t n = print('\r');
  n += print('\n');
  return n;
}

size_t HWSerial::println(const String &s)
{
  size_t n = print(s);
  n += println();
  return n;
}


size_t HWSerial::println(const char c[])
{
  size_t n = print(c);
  n += println();
  return n;
}

size_t HWSerial::println(char c)
{
  size_t n = print(c);
  n += println();
  return n;
}

size_t HWSerial::println(unsigned char b, int base)
{
  size_t n = print(b, base);
  n += println();
  return n;
}

size_t HWSerial::println(int num, int base)
{
  size_t n = print(num, base);
  n += println();
  return n;
}

size_t HWSerial::println(unsigned int num, int base)
{
  size_t n = print(num, base);
  n += println();
  return n;
}

size_t HWSerial::println(long num, int base)
{
  size_t n = print(num, base);
  n += println();
  return n;
}

size_t HWSerial::println(unsigned long num, int base)
{
  size_t n = print(num, base);
  n += println();
  return n;
}

size_t HWSerial::println(double num, int digits)
{
  size_t n = print(num, digits);
  n += println();
  return n;
}


/******************************/
size_t HWSerial::write(const uint8_t *buffer, size_t size)
{
  size_t n = 0;
  while (size--) {
    n += write(*buffer++);
  }
  return n;
}

size_t HWSerial::printNumber(unsigned long n, uint8_t base) {
  char buf[8 * sizeof(long) + 1]; // Assumes 8-bit chars plus zero byte.
  char *str = &buf[sizeof(buf) - 1];

  *str = '\0';

  // prevent crash if called with base == 1
  if (base < 2) base = 10;

  do {
    unsigned long m = n;
    n /= base;
    char c = m - base * n;
    *--str = c < 10 ? c + '0' : c + 'A' - 10;
  } while(n);

  return write(str);
}

size_t HWSerial::printFloat(double number, uint8_t digits) 
{ 
  size_t n = 0;
  
  // Handle negative numbers
  if (number < 0.0)
  {
     n += print('-');
     number = -number;
  }

  // Round correctly so that print(1.999, 2) prints as "2.00"
  double rounding = 0.5;
  for (uint8_t i=0; i<digits; ++i)
    rounding /= 10.0;
  
  number += rounding;

  // Extract the integer part of the number and print it
  unsigned long int_part = (unsigned long)number;
  double remainder = number - (double)int_part;
  n += print(int_part);

  // Print the decimal point, but only if there are digits beyond
  if (digits > 0) {
    n += print("."); 
  }

  // Extract digits from the remainder one at a time
  while (digits-- > 0)
  {
    remainder *= 10.0;
    int toPrint = int(remainder);
    n += print(toPrint);
    remainder -= toPrint; 
  } 
  
  return n;
}



boolean  HWSerial::find(char *target)
{
return findUntil(target, NULL);
}


boolean  HWSerial::findUntil(char *target, char *terminate)
{
byte targetLen = strlen(target); 
byte index = 0;  // maximum target string length is 255 bytes
byte termIndex = 0;
byte termLen = (terminate == NULL ? 0 : strlen(terminate));  
char c;

if( *target == 0)
   return true;   // return true if target is a null string 
while( (c = read()) != 0){   
  if( c == target[index]){        
	if(++index >= targetLen){ // return true if all chars in the target match
	  return true;    
	}
  }
  else{        
	index = 0;  // reset index if any char does not match   
  }
  if(termLen > 0 && c == terminate[termIndex]){
	 if(++termIndex >= termLen)  
	   return false;       // return false if terminate string found before target string
  }
  else
	  termIndex = 0;
}
return false;
}

 

int HWSerial::getString( char *pre_string, char *post_string, char *buffer, int length)
  {  
    if( find(pre_string) ){ 
      int index = 0;   
      *buffer = 0;
      while(index < length-1 ){
        char c = read();
        if( c == 0 ){
          return 0;   // timeout returns 0 !
        }
        else if( c == *post_string ){
	  
          while (index < length){
          	buffer[index] = '\0'; // terminate the string !!!!!!!!!!!IT DOESN'T WORK!!!!!!!!!!!!!!!!!
		index++;
		}
          
	  //buffer[index]=0;
          return index;               // data got successfully
        }
        else{
          buffer[index++] = c;   
        }
      }
      buffer[index] = 0;
      return index; // Note: buffer full before the closing post_string encountered
    }   
    return 0;    //failed to find the prestring
  } 
#endif