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Pretty up Print.* within CMSIS

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Scott Lahteine 7 years ago
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c46de340b7
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2 changed files with 155 additions and 284 deletions
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  1. 382
      frameworks/CMSIS/LPC1768/lib/Print.cpp
  2. 57
      frameworks/CMSIS/LPC1768/lib/Print.h

382
frameworks/CMSIS/LPC1768/lib/Print.cpp
View File

@ -1,23 +1,24 @@
/*
Print.cpp - Base class that provides print() and println()
Copyright (c) 2008 David A. Mellis. All right reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Modified 23 November 2006 by David A. Mellis
Modified 03 August 2015 by Chuck Todd
/**
* Print.cpp - Base class that provides print() and println()
* Copyright (c) 2008 David A. Mellis. All right reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Modified 23 November 2006 by David A. Mellis
* Modified 03 August 2015 by Chuck Todd
* Modified 03 February 2018 by Scott Lahteine
*/
#include <stdlib.h>
@ -28,16 +29,12 @@
#include "Print.h"
#include <stdarg.h>
#define PrintfEnable 1
typedef signed short sint16_t;
typedef signed long sint32_t;
#define ENABLE_PRINTF
// Public Methods //////////////////////////////////////////////////////////////
/* default implementation: may be overridden */
size_t Print::write(const uint8_t *buffer, size_t size)
{
size_t Print::write(const uint8_t *buffer, size_t size) {
size_t n = 0;
while (size--) {
if (write(*buffer++)) n++;
@ -46,133 +43,46 @@ size_t Print::write(const uint8_t *buffer, size_t size)
return n;
}
size_t Print::print(const char str[]) { return write(str); }
size_t Print::print(char c) { return write(c); }
size_t Print::print(unsigned char b, int base) { return print((unsigned long) b, base); }
size_t Print::print(int n, int base) { return print((long) n, base); }
size_t Print::print(unsigned int n, int base) { return print((unsigned long) n, base); }
size_t Print::print(double n, int digits) { return printFloat(n, digits); }
size_t Print::print(const Printable& x) { return x.printTo(*this); }
size_t Print::println(void) { return write("\r\n"); }
size_t Print::print(const char str[])
{
//while(1);
return write(str);
}
size_t Print::print(char c)
{
return write(c);
}
size_t Print::print(unsigned char b, int base)
{
return print((unsigned long) b, base);
}
size_t Print::print(int n, int base)
{
return print((long) n, base);
}
size_t Print::print(unsigned int n, int base)
{
return print((unsigned long) n, base);
}
size_t Print::print(long n, int base)
{
if (base == 0) {
return write(n);
} else if (base == 10) {
size_t Print::print(long n, int base) {
if (base == 0) return write(n);
if (base == 10) {
if (n < 0) {
int t = print('-');
n = -n;
return printNumber(n, 10) + t;
const int t = print('-');
return printNumber(-n, 10) + t;
}
return printNumber(n, 10);
} else {
return printNumber(n, base);
}
return printNumber(n, base);
}
size_t Print::print(unsigned long n, int base)
{
size_t 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)
{
return printFloat(n, digits);
}
size_t Print::print(const Printable& x)
{
return x.printTo(*this);
}
size_t Print::println(void)
{
return write("\r\n");
return printNumber(n, base);
}
size_t Print::println(const char c[])
{
size_t n = print(c);
n += println();
return n;
}
size_t Print::println(char c)
{
size_t n = print(c);
n += println();
return n;
}
#define PRINTLN(...) do{ \
size_t n = print(__VA_ARGS__); \
n += println(); \
return n; \
}while(0)
size_t 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 n = print(num, base);
n += println();
return n;
}
size_t 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 n = print(num, base);
n += println();
return n;
}
size_t 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 n = print(num, digits);
n += println();
return n;
}
size_t Print::println(const Printable& x)
{
size_t n = print(x);
n += println();
return n;
}
size_t Print::println(const char c[]) { PRINTLN(c); }
size_t Print::println(char c) { PRINTLN(c); }
size_t Print::println(unsigned char b, int base) { PRINTLN(b, base); }
size_t Print::println(int num, int base) { PRINTLN(num, base); }
size_t Print::println(unsigned int num, int base) { PRINTLN(num, base); }
size_t Print::println(long num, int base) { PRINTLN(num, base); }
size_t Print::println(unsigned long num, int base) { PRINTLN(num, base); }
size_t Print::println(double num, int digits) { PRINTLN(num, digits); }
size_t Print::println(const Printable& x) { PRINTLN(x); }
// Private Methods /////////////////////////////////////////////////////////////
@ -195,8 +105,7 @@ size_t Print::printNumber(unsigned long n, uint8_t base) {
return write(str);
}
size_t Print::printFloat(double number, uint8_t digits)
{
size_t Print::printFloat(double number, uint8_t digits) {
size_t n = 0;
if (isnan(number)) return print("nan");
@ -205,34 +114,29 @@ size_t Print::printFloat(double number, uint8_t digits)
if (number <-4294967040.0) return print ("ovf"); // constant determined empirically
// Handle negative numbers
if (number < 0.0)
{
n += print('-');
number = -number;
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;
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;
uint32_t int_part = (uint32_t)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(".");
}
if (digits > 0) n += print('.');
// Extract digits from the remainder one at a time
while (digits-- > 0)
{
while (digits-- > 0) {
remainder *= 10.0;
int toPrint = int(remainder);
const int toPrint = int(remainder);
n += print(toPrint);
remainder -= toPrint;
}
@ -240,15 +144,14 @@ size_t Print::printFloat(double number, uint8_t digits)
return n;
}
#ifdef ENABLE_PRINTF
#if (PrintfEnable == 1)
size_t Print::printf(const char *argList, ...)
{
size_t Print::printf(const char *argList, ...) {
const char *ptr;
double floatNum_f32;
va_list argp;
sint16_t num_s16;
sint32_t num_s32;
int16_t num_s16;
int32_t num_s32;
uint16_t num_u16;
uint32_t num_u32;
char *str;
@ -257,103 +160,76 @@ size_t Print::printf(const char *argList, ...)
va_start(argp, argList);
/* Loop through the list to extract all the input arguments */
for(ptr = argList; *ptr != '\0'; ptr++)
{
ch= *ptr;
if(ch == '%') /*Check for '%' as there will be format specifier after it */
{
// Loop through the list to extract all the input arguments
for (ptr = argList; (ch = *ptr); ptr++) {
if (ch == '%') { //Check for '%' as there will be format specifier after it
ptr++;
ch = *ptr;
if (ch >= '0' && ch <= '9') {
numOfDigits = 0;
while (ch >= '0' && ch <= '9') {
numOfDigits = numOfDigits * 10 + ch - '0';
ptr++;
ch = *ptr;
if((ch>=0x30) && (ch<=0x39))
{
numOfDigits = 0;
while((ch>=0x30) && (ch<=0x39))
{
numOfDigits = (numOfDigits * 10) + (ch-0x30);
ptr++;
ch = *ptr;
}
}
else
{
numOfDigits = 0xff;
}
switch(ch) /* Decode the type of the argument */
{
case 'C':
case 'c': /* Argument type is of char, hence read char data from the argp */
ch = va_arg(argp, int);
print(ch);
break;
case 'd': /* Argument type is of signed integer, hence read 16bit data from the argp */
case 'D':
num_s32 = va_arg(argp, int);
print(num_s32, 10);
break;
case 'u':
case 'U': /* Argument type is of integer, hence read 32bit unsigend data */
num_u32 = va_arg(argp, uint32_t);
print(num_u32, 10);
break;
case 'x':
case 'X': /* Argument type is of hex, hence hexadecimal data from the argp */
num_u32 = va_arg(argp, uint32_t);
print(num_u32, 16);
break;
case 'b':
case 'B': /* Argument type is of binary,Read int and convert to binary */
num_u32 = va_arg(argp, uint32_t);
print(num_u32, 2);
break;
case 'F':
case 'f': /* Argument type is of float, hence read double data from the argp */
floatNum_f32 = va_arg(argp, double);
printFloat(floatNum_f32,10);
break;
case 'S':
case 's': /* Argument type is of string, hence get the pointer to sting passed */
str = va_arg(argp, char *);
print(str);
break;
case '%':
print('%');
break;
}
}
}
else
{
/* As '%' is not detected transmit the char passed */
numOfDigits = 0xFF;
switch(ch) { // Decode the type of the argument
case 'C':
case 'c': // Argument type is of char, hence read char data from the argp
ch = va_arg(argp, int);
print(ch);
break;
case 'd': // Argument type is of signed integer, hence read 16bit data from the argp
case 'D':
num_s32 = va_arg(argp, int);
print(num_s32, 10);
break;
case 'u':
case 'U': // Argument type is of integer, hence read 32bit unsigend data
num_u32 = va_arg(argp, uint32_t);
print(num_u32, 10);
break;
case 'x':
case 'X': // Argument type is of hex, hence hexadecimal data from the argp
num_u32 = va_arg(argp, uint32_t);
print(num_u32, 16);
break;
case 'b':
case 'B': // Argument type is of binary,Read int and convert to binary
num_u32 = va_arg(argp, uint32_t);
print(num_u32, 2);
break;
case 'F':
case 'f': // Argument type is of float, hence read double data from the argp
floatNum_f32 = va_arg(argp, double);
printFloat(floatNum_f32, 10);
break;
case 'S':
case 's': // Argument type is of string, hence get the pointer to sting passed
str = va_arg(argp, char *);
print(str);
break;
case '%':
print('%');
break;
}
}
else
print(ch); // As '%' is not detected transmit the char passed
}
va_end(argp);
}
}
#endif
#endif // ENABLE_PRINTF

57
frameworks/CMSIS/LPC1768/lib/Print.h
View File

@ -1,56 +1,51 @@
/*
Print.h - Base class that provides print() and println()
Copyright (c) 2008 David A. Mellis. All right reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef CMSIS_Print_h
#define CMSIS_Print_h
/**
* Print.h - Base class that provides print() and println()
* Copyright (c) 2008 David A. Mellis. All right reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _CMSIS_PRINT_H_
#define _CMSIS_PRINT_H_
#include <inttypes.h>
#include <stdio.h> // for size_t
#include <string.h>
#include "Printable.h"
#define DEC 10
#define HEX 16
#define OCT 8
#define BIN 2
class Print
{
class Print {
private:
int write_error;
size_t printNumber(unsigned long, uint8_t);
size_t printFloat(double, uint8_t);
protected:
void setWriteError(int err = 1) { write_error = err; }
void setWriteError(const int err = 1) { write_error = err; }
public:
Print() : write_error(0) {}
int getWriteError() { return write_error; }
void clearWriteError() { setWriteError(0); }
virtual size_t write(uint8_t) = 0;
size_t write(const char *str) {
if (str == NULL) return 0;
return write((const uint8_t *)str, strlen(str));
}
@ -58,7 +53,7 @@ class Print
size_t write(const char *buffer, size_t size) {
return write((const uint8_t *)buffer, size);
}
size_t print(const char[]);
size_t print(char);
size_t print(unsigned char, int = DEC);
@ -82,4 +77,4 @@ class Print
size_t printf(const char *argList, ...);
};
#endif
#endif // _CMSIS_PRINT_H_

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