From 2728603fe6d73e805a539d337fd01051c46ca806 Mon Sep 17 00:00:00 2001 From: Joel Challis Date: Fri, 19 Nov 2021 18:41:02 +0000 Subject: Move tmk_core/common/ (#13918) --- platforms/avr/xprintf.h | 103 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 platforms/avr/xprintf.h (limited to 'platforms/avr/xprintf.h') diff --git a/platforms/avr/xprintf.h b/platforms/avr/xprintf.h new file mode 100644 index 0000000000..80834f1714 --- /dev/null +++ b/platforms/avr/xprintf.h @@ -0,0 +1,103 @@ +/*--------------------------------------------------------------------------- + Extended itoa, puts and printf (C)ChaN, 2011 +-----------------------------------------------------------------------------*/ + +#pragma once + +#include +#include + +#ifdef __cplusplus +extern "C" { +#endif + +extern void (*xfunc_out)(uint8_t); +#define xdev_out(func) xfunc_out = (void (*)(uint8_t))(func) + +/* This is a pointer to user defined output function. It must be initialized + before using this modle. +*/ + +void xputc(char chr); + +/* This is a stub function to forward outputs to user defined output function. + All outputs from this module are output via this function. +*/ + +/*-----------------------------------------------------------------------------*/ +void xputs(const char *string_p); + +/* The string placed in the ROM is forwarded to xputc() directly. + */ + +/*-----------------------------------------------------------------------------*/ +void xitoa(long value, char radix, char width); + +/* Extended itoa(). + + value radix width output + 100 10 6 " 100" + 100 10 -6 "000100" + 100 10 0 "100" + 4294967295 10 0 "4294967295" + 4294967295 -10 0 "-1" + 655360 16 -8 "000A0000" + 1024 16 0 "400" + 0x55 2 -8 "01010101" +*/ + +/*-----------------------------------------------------------------------------*/ +#define xprintf(format, ...) __xprintf(PSTR(format), ##__VA_ARGS__) +#define xsprintf(str, format, ...) __xsprintf(str, PSTR(format), ##__VA_ARGS__) +#define xfprintf(func, format, ...) __xfprintf(func, PSTR(format), ##__VA_ARGS__) + +void __xprintf(const char *format_p, ...); /* Send formatted string to the registered device */ +// void __xsprintf(char*, const char *format_p, ...); /* Put formatted string to the memory */ +// void __xfprintf(void(*func)(uint8_t), const char *format_p, ...); /* Send formatted string to the specified device */ + +/* Format string is placed in the ROM. The format flags is similar to printf(). + + %[flag][width][size]type + + flag + A '0' means filled with '0' when output is shorter than width. + ' ' is used in default. This is effective only numeral type. + width + Minimum width in decimal number. This is effective only numeral type. + Default width is zero. + size + A 'l' means the argument is long(32bit). Default is short(16bit). + This is effective only numeral type. + type + 'c' : Character, argument is the value + 's' : String placed on the RAM, argument is the pointer + 'S' : String placed on the ROM, argument is the pointer + 'd' : Signed decimal, argument is the value + 'u' : Unsigned decimal, argument is the value + 'X' : Hexdecimal, argument is the value + 'b' : Binary, argument is the value + '%' : '%' + +*/ + +/*-----------------------------------------------------------------------------*/ +char xatoi(char **str, long *ret); + +/* Get value of the numeral string. + + str + Pointer to pointer to source string + + "0b11001010" binary + "0377" octal + "0xff800" hexdecimal + "1250000" decimal + "-25000" decimal + + ret + Pointer to return value +*/ + +#ifdef __cplusplus +} +#endif -- cgit v1.2.3