Support printing 64 bit integers

teensy/Print.cpp

@@ -353,6 +353,39 @@ size_t Print::printNumberAny(unsigned long n, uint8_t base)
 	return write(p, sizeof(buf) - (p - buf));
 }
 
+size_t Print::print(int64_t n)
+{
+	if (n < 0) return printNumber64(-n, 10, 1);
+	return printNumber64(n, 10, 0);
+}
+
+size_t Print::printNumber64(uint64_t n, uint8_t base, uint8_t sign)
+{
+	uint8_t buf[66];
+	uint8_t digit, i;
+
+	if (base < 2) return 0;
+	if (n == 0) {
+		buf[sizeof(buf) - 1] = '0';
+		i = sizeof(buf) - 1;
+	} else {
+		i = sizeof(buf) - 1;
+		while (1) {
+			digit = n % base;
+			buf[i] = ((digit < 10) ? '0' + digit : 'A' + digit - 10);
+			n /= base;
+			if (n == 0) break;
+			i--;
+		}
+	}
+	if (sign) {
+		i--;
+		buf[i] = '-';
+	}
+	return write(buf + i, sizeof(buf) - i);
+}
+
+
 size_t Print::printFloat(double number, uint8_t digits)
 {
 	uint8_t sign=0;

teensy/Print.h

@@ -60,12 +60,16 @@ class Print
 	size_t print(unsigned int n)			{ return printNumber(n, 0, 10); }
 	size_t print(long n);
 	size_t print(unsigned long n)			{ return printNumber(n, 0, 10); }
+	size_t print(int64_t n);
+	size_t print(uint64_t n)			{ return printNumber64(n, 10, 0); }
 
 	size_t print(unsigned char n, int base)		{ return printNumber(n, 0, base); }
 	size_t print(int n, int base)			{ return (base == 10) ? print(n) : printNumber(n, 0, base); }
 	size_t print(unsigned int n, int base)		{ return printNumber(n, 0, base); }
 	size_t print(long n, int base)			{ return (base == 10) ? print(n) : printNumber(n, 0, base); }
 	size_t print(unsigned long n, int base)		{ return printNumber(n, 0, base); }
+	size_t print(int64_t n, int base)		{ return (base == 10) ? print(n) : printNumber64(n, base, 0); }
+	size_t print(uint64_t n, int base)		{ return printNumber64(n, base, 0); }
 
 	size_t print(double n, int digits = 2)		{ return printFloat(n, digits); }
 	size_t print(const Printable &obj)		{ return obj.printTo(*this); }
@@ -80,12 +84,16 @@ class Print
 	size_t println(unsigned int n)			{ return print(n) + println(); }
 	size_t println(long n)				{ return print(n) + println(); }
 	size_t println(unsigned long n)			{ return print(n) + println(); }
+	size_t println(int64_t n)			{ return print(n) + println(); }
+	size_t println(uint64_t n)			{ return print(n) + println(); }
 
 	size_t println(unsigned char n, int base)	{ return print(n, base) + println(); }
 	size_t println(int n, int base)			{ return print(n, base) + println(); }
 	size_t println(unsigned int n, int base)	{ return print(n, base) + println(); }
 	size_t println(long n, int base)		{ return print(n, base) + println(); }
 	size_t println(unsigned long n, int base)	{ return print(n, base) + println(); }
+	size_t println(int64_t n, int base)		{ return print(n, base) + println(); }
+	size_t println(uint64_t n, int base)		{ return print(n, base) + println(); }
 
 	size_t println(double n, int digits = 2)	{ return print(n, digits) + println(); }
 	size_t println(const Printable &obj)		{ return obj.printTo(*this) + println(); }
@@ -111,6 +119,7 @@ class Print
 		if (base == 2) return printNumberBin(n);
 		return printNumberAny(n, base);
 	}
+	size_t printNumber64(uint64_t n, uint8_t base, uint8_t sign);
 	size_t printFloat(double n, uint8_t digits);
 };
 

teensy3/Print.cpp

@@ -287,6 +287,38 @@ size_t Print::printNumber(unsigned long n, uint8_t base, uint8_t sign)
 
 #endif
 
+size_t Print::print(int64_t n)
+{
+	if (n < 0) return printNumber64(-n, 10, 1);
+	return printNumber64(n, 10, 0);
+}
+
+size_t Print::printNumber64(uint64_t n, uint8_t base, uint8_t sign)
+{
+	uint8_t buf[66];
+	uint8_t digit, i;
+
+	if (base < 2) return 0;
+	if (n == 0) {
+		buf[sizeof(buf) - 1] = '0';
+		i = sizeof(buf) - 1;
+	} else {
+		i = sizeof(buf) - 1;
+		while (1) {
+			digit = n % base;
+			buf[i] = ((digit < 10) ? '0' + digit : 'A' + digit - 10);
+			n /= base;
+			if (n == 0) break;
+			i--;
+		}
+	}
+	if (sign) {
+		i--;
+		buf[i] = '-';
+	}
+	return write(buf + i, sizeof(buf) - i);
+}
+
 size_t Print::printFloat(double number, uint8_t digits) 
 {
 	uint8_t sign=0;

teensy3/Print.h

@@ -71,12 +71,16 @@ class Print
 	size_t print(unsigned int n)			{ return printNumber(n, 10, 0); }
 	size_t print(long n);
 	size_t print(unsigned long n)			{ return printNumber(n, 10, 0); }
+	size_t print(int64_t n);
+	size_t print(uint64_t n)			{ return printNumber64(n, 10, 0); }
 
 	size_t print(unsigned char n, int base)		{ return printNumber(n, base, 0); }
 	size_t print(int n, int base)			{ return (base == 10) ? print(n) : printNumber(n, base, 0); }
 	size_t print(unsigned int n, int base)		{ return printNumber(n, base, 0); }
 	size_t print(long n, int base)			{ return (base == 10) ? print(n) : printNumber(n, base, 0); }
 	size_t print(unsigned long n, int base)		{ return printNumber(n, base, 0); }
+	size_t print(int64_t n, int base)		{ return (base == 10) ? print(n) : printNumber64(n, base, 0); }
+	size_t print(uint64_t n, int base)		{ return printNumber64(n, base, 0); }
 
 	size_t print(double n, int digits = 2)		{ return printFloat(n, digits); }
 	size_t print(const Printable &obj)		{ return obj.printTo(*this); }
@@ -91,12 +95,16 @@ class Print
 	size_t println(unsigned int n)			{ return print(n) + println(); }
 	size_t println(long n)				{ return print(n) + println(); }
 	size_t println(unsigned long n)			{ return print(n) + println(); }
+	size_t println(int64_t n)			{ return print(n) + println(); }
+	size_t println(uint64_t n)			{ return print(n) + println(); }
 
 	size_t println(unsigned char n, int base)	{ return print(n, base) + println(); }
 	size_t println(int n, int base)			{ return print(n, base) + println(); }
 	size_t println(unsigned int n, int base)	{ return print(n, base) + println(); }
 	size_t println(long n, int base)		{ return print(n, base) + println(); }
 	size_t println(unsigned long n, int base)	{ return print(n, base) + println(); }
+	size_t println(int64_t n, int base)		{ return print(n, base) + println(); }
+	size_t println(uint64_t n, int base)		{ return print(n, base) + println(); }
 
 	size_t println(double n, int digits = 2)	{ return print(n, digits) + println(); }
 	size_t println(const Printable &obj)		{ return obj.printTo(*this) + println(); }
@@ -128,6 +136,7 @@ class Print
 #else
 	size_t printNumber(unsigned long n, uint8_t base, uint8_t sign);
 #endif
+	size_t printNumber64(uint64_t n, uint8_t base, uint8_t sign);
 };
 
 

teensy4/Print.cpp

@@ -65,7 +65,6 @@ size_t Print::print(const String &s)
 	return count;
 }
 
-
 size_t Print::print(long n)
 {
 	uint8_t sign=0;
@@ -77,6 +76,11 @@ size_t Print::print(long n)
 	return printNumber(n, 10, sign);
 }
 
+size_t Print::print(int64_t n)
+{
+	if (n < 0) return printNumber64(-n, 10, 1);
+	return printNumber64(n, 10, 0);
+}
 
 size_t Print::println(void)
 {
@@ -150,6 +154,32 @@ size_t Print::printNumber(unsigned long n, uint8_t base, uint8_t sign)
 	return write(buf + i, sizeof(buf) - i);
 }
 
+size_t Print::printNumber64(uint64_t n, uint8_t base, uint8_t sign)
+{
+	uint8_t buf[66];
+	uint8_t digit, i;
+
+	if (base < 2) return 0;
+	if (n == 0) {
+		buf[sizeof(buf) - 1] = '0';
+		i = sizeof(buf) - 1;
+	} else {
+		i = sizeof(buf) - 1;
+		while (1) {
+			digit = n % base;
+			buf[i] = ((digit < 10) ? '0' + digit : 'A' + digit - 10);
+			n /= base;
+			if (n == 0) break;
+			i--;
+		}
+	}
+	if (sign) {
+		i--;
+		buf[i] = '-';
+	}
+	return write(buf + i, sizeof(buf) - i);
+}
+
 size_t Print::printFloat(double number, uint8_t digits) 
 {
 	uint8_t sign=0;

teensy4/Print.h

@@ -71,12 +71,16 @@ class Print
 	size_t print(unsigned int n)			{ return printNumber(n, 10, 0); }
 	size_t print(long n);
 	size_t print(unsigned long n)			{ return printNumber(n, 10, 0); }
+	size_t print(int64_t n);
+	size_t print(uint64_t n)			{ return printNumber64(n, 10, 0); }
 
 	size_t print(unsigned char n, int base)		{ return printNumber(n, base, 0); }
 	size_t print(int n, int base)			{ return (base == 10) ? print(n) : printNumber(n, base, 0); }
 	size_t print(unsigned int n, int base)		{ return printNumber(n, base, 0); }
 	size_t print(long n, int base)			{ return (base == 10) ? print(n) : printNumber(n, base, 0); }
 	size_t print(unsigned long n, int base)		{ return printNumber(n, base, 0); }
+	size_t print(int64_t n, int base)		{ return (base == 10) ? print(n) : printNumber64(n, base, 0); }
+	size_t print(uint64_t n, int base)		{ return printNumber64(n, base, 0); }
 
 	size_t print(double n, int digits = 2)		{ return printFloat(n, digits); }
 	size_t print(const Printable &obj)		{ return obj.printTo(*this); }
@@ -91,12 +95,16 @@ class Print
 	size_t println(unsigned int n)			{ return print(n) + println(); }
 	size_t println(long n)				{ return print(n) + println(); }
 	size_t println(unsigned long n)			{ return print(n) + println(); }
+	size_t println(int64_t n)			{ return print(n) + println(); }
+	size_t println(uint64_t n)			{ return print(n) + println(); }
 
 	size_t println(unsigned char n, int base)	{ return print(n, base) + println(); }
 	size_t println(int n, int base)			{ return print(n, base) + println(); }
 	size_t println(unsigned int n, int base)	{ return print(n, base) + println(); }
 	size_t println(long n, int base)		{ return print(n, base) + println(); }
 	size_t println(unsigned long n, int base)	{ return print(n, base) + println(); }
+	size_t println(int64_t n, int base)		{ return print(n, base) + println(); }
+	size_t println(uint64_t n, int base)		{ return print(n, base) + println(); }
 
 	size_t println(double n, int digits = 2)	{ return print(n, digits) + println(); }
 	size_t println(const Printable &obj)		{ return obj.printTo(*this) + println(); }
@@ -112,6 +120,7 @@ class Print
 	char write_error;
 	size_t printFloat(double n, uint8_t digits);
 	size_t printNumber(unsigned long n, uint8_t base, uint8_t sign);
+	size_t printNumber64(uint64_t n, uint8_t base, uint8_t sign);
 };