Move some code to flash and fix prototypes

cores/esp8266/Print.cpp

@@ -26,14 +26,14 @@
 #include "Arduino.h"
 
 #include "Print.h"
-
-
-
+extern "C" {
+#include "c_types.h"
+}
 
 // Public Methods //////////////////////////////////////////////////////////////
 
 /* default implementation: may be overridden */
-size_t Print::write(const uint8_t *buffer, size_t size)
+size_t ICACHE_FLASH_ATTR Print::write(const uint8_t *buffer, size_t size)
 {
   size_t n = 0;
   while (size--) {
@@ -42,37 +42,37 @@ size_t Print::write(const uint8_t *buffer, size_t size)
   return n;
 }
 
-size_t Print::print(const String &s)
+size_t ICACHE_FLASH_ATTR Print::print(const String &s)
 {
   return write(s.c_str(), s.length());
 }
 
-size_t Print::print(const char str[])
+size_t ICACHE_FLASH_ATTR Print::print(const char str[])
 {
   return write(str);
 }
 
-size_t Print::print(char c)
+size_t ICACHE_FLASH_ATTR Print::print(char c)
 {
   return write(c);
 }
 
-size_t Print::print(unsigned char b, int base)
+size_t ICACHE_FLASH_ATTR Print::print(unsigned char b, int base)
 {
   return print((unsigned long) b, base);
 }
 
-size_t Print::print(int n, int base)
+size_t ICACHE_FLASH_ATTR Print::print(int n, int base)
 {
   return print((long) n, base);
 }
 
-size_t Print::print(unsigned int n, int base)
+size_t ICACHE_FLASH_ATTR Print::print(unsigned int n, int base)
 {
   return print((unsigned long) n, base);
 }
 
-size_t Print::print(long n, int base)
+size_t ICACHE_FLASH_ATTR Print::print(long n, int base)
 {
   if (base == 0) {
     return write(n);
@@ -88,93 +88,92 @@ size_t Print::print(long n, int base)
   }
 }
 
-size_t Print::print(unsigned long n, int base)
+size_t ICACHE_FLASH_ATTR Print::print(unsigned long n, int base)
 {
   if (base == 0) return write(n);
   else return printNumber(n, base);
 }
 
-size_t Print::print(double n, int digits)
+size_t ICACHE_FLASH_ATTR Print::print(double n, int digits)
 {
   return printFloat(n, digits);
 }
 
-size_t Print::print(const Printable& x)
+size_t ICACHE_FLASH_ATTR Print::print(const Printable& x)
 {
   return x.printTo(*this);
 }
 
-size_t Print::println(void)
+size_t ICACHE_FLASH_ATTR Print::println(void)
 {
-  size_t n = print('\r');
-  n += print('\n');
+  size_t n = print("\r\n");
   return n;
 }
 
-size_t Print::println(const String &s)
+size_t ICACHE_FLASH_ATTR Print::println(const String &s)
 {
   size_t n = print(s);
   n += println();
   return n;
 }
 
-size_t Print::println(const char c[])
+size_t ICACHE_FLASH_ATTR Print::println(const char c[])
 {
   size_t n = print(c);
   n += println();
   return n;
 }
 
-size_t Print::println(char c)
+size_t ICACHE_FLASH_ATTR Print::println(char c)
 {
   size_t n = print(c);
   n += println();
   return n;
 }
 
-size_t Print::println(unsigned char b, int base)
+size_t ICACHE_FLASH_ATTR Print::println(unsigned char b, int base)
 {
   size_t n = print(b, base);
   n += println();
   return n;
 }
 
-size_t Print::println(int num, int base)
+size_t ICACHE_FLASH_ATTR Print::println(int num, int base)
 {
   size_t n = print(num, base);
   n += println();
   return n;
 }
 
-size_t Print::println(unsigned int num, int base)
+size_t ICACHE_FLASH_ATTR Print::println(unsigned int num, int base)
 {
   size_t n = print(num, base);
   n += println();
   return n;
 }
 
-size_t Print::println(long num, int base)
+size_t ICACHE_FLASH_ATTR Print::println(long num, int base)
 {
   size_t n = print(num, base);
   n += println();
   return n;
 }
 
-size_t Print::println(unsigned long num, int base)
+size_t ICACHE_FLASH_ATTR Print::println(unsigned long num, int base)
 {
   size_t n = print(num, base);
   n += println();
   return n;
 }
 
-size_t Print::println(double num, int digits)
+size_t ICACHE_FLASH_ATTR Print::println(double num, int digits)
 {
   size_t n = print(num, digits);
   n += println();
   return n;
 }
 
-size_t Print::println(const Printable& x)
+size_t ICACHE_FLASH_ATTR Print::println(const Printable& x)
 {
   size_t n = print(x);
   n += println();
@@ -183,7 +182,7 @@ size_t Print::println(const Printable& x)
 
 // Private Methods /////////////////////////////////////////////////////////////
 
-size_t Print::printNumber(unsigned long n, uint8_t base) {
+size_t ICACHE_FLASH_ATTR Print::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];
 
@@ -202,7 +201,7 @@ size_t Print::printNumber(unsigned long n, uint8_t base) {
   return write(str);
 }
 
-size_t Print::printFloat(double number, uint8_t digits) 
+size_t ICACHE_FLASH_ATTR Print::printFloat(double number, uint8_t digits) 
 { 
   size_t n = 0;