Fix conflicting types for 'tfp_printf' (#8269)
* Refactor to use mpaland/printf * trim firmware size * remove keymap changes * run clang format * Fixup after rebase * fix up git-submodule command for printf
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10 changed files with 16 additions and 356 deletions
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/*
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* found at: http://www.sparetimelabs.com/tinyprintf/tinyprintf.php
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* and: http://www.sparetimelabs.com/printfrevisited/printfrevisited.php
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*/
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/*
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File: printf.c
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Copyright (C) 2004 Kustaa Nyholm
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "printf.h"
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typedef void (*putcf)(void*, char);
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static putcf stdout_putf;
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static void* stdout_putp;
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// this adds cca 400 bytes
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#define PRINTF_LONG_SUPPORT
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#ifdef PRINTF_LONG_SUPPORT
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static void uli2a(unsigned long int num, unsigned int base, int uc, char* bf) {
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int n = 0;
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unsigned int d = 1;
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while (num / d >= base) d *= base;
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while (d != 0) {
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int dgt = num / d;
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num %= d;
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d /= base;
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if (n || dgt > 0 || d == 0) {
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*bf++ = dgt + (dgt < 10 ? '0' : (uc ? 'A' : 'a') - 10);
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++n;
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}
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}
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*bf = 0;
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}
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static void li2a(long num, char* bf) {
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if (num < 0) {
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num = -num;
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*bf++ = '-';
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}
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uli2a(num, 10, 0, bf);
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}
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#endif
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static void ui2a(unsigned int num, unsigned int base, int uc, char* bf) {
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int n = 0;
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unsigned int d = 1;
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while (num / d >= base) d *= base;
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while (d != 0) {
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int dgt = num / d;
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num %= d;
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d /= base;
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if (n || dgt > 0 || d == 0) {
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*bf++ = dgt + (dgt < 10 ? '0' : (uc ? 'A' : 'a') - 10);
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++n;
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}
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}
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*bf = 0;
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}
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static void i2a(int num, char* bf) {
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if (num < 0) {
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num = -num;
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*bf++ = '-';
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}
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ui2a(num, 10, 0, bf);
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}
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static int a2d(char ch) {
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if (ch >= '0' && ch <= '9')
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return ch - '0';
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else if (ch >= 'a' && ch <= 'f')
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return ch - 'a' + 10;
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else if (ch >= 'A' && ch <= 'F')
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return ch - 'A' + 10;
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else
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return -1;
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}
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static char a2i(char ch, const char** src, int base, int* nump) {
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const char* p = *src;
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int num = 0;
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int digit;
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while ((digit = a2d(ch)) >= 0) {
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if (digit > base) break;
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num = num * base + digit;
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ch = *p++;
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}
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*src = p;
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*nump = num;
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return ch;
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}
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static void putchw(void* putp, putcf putf, int n, char z, char* bf) {
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char fc = z ? '0' : ' ';
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char ch;
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char* p = bf;
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while (*p++ && n > 0) n--;
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while (n-- > 0) putf(putp, fc);
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while ((ch = *bf++)) putf(putp, ch);
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}
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void tfp_format(void* putp, putcf putf, const char* fmt, va_list va) {
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// This used to handle max of 12, but binary support jumps this to at least 32
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char bf[36];
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char ch;
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while ((ch = *(fmt++))) {
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if (ch != '%')
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putf(putp, ch);
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else {
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char lz = 0;
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#ifdef PRINTF_LONG_SUPPORT
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char lng = 0;
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#endif
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int w = 0;
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ch = *(fmt++);
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if (ch == '0') {
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ch = *(fmt++);
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lz = 1;
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}
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if (ch >= '0' && ch <= '9') {
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ch = a2i(ch, &fmt, 10, &w);
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}
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#ifdef PRINTF_LONG_SUPPORT
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if (ch == 'l') {
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ch = *(fmt++);
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lng = 1;
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}
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#endif
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switch (ch) {
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case 0:
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goto abort;
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case 'u': {
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#ifdef PRINTF_LONG_SUPPORT
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if (lng)
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uli2a(va_arg(va, unsigned long int), 10, 0, bf);
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else
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#endif
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ui2a(va_arg(va, unsigned int), 10, 0, bf);
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putchw(putp, putf, w, lz, bf);
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break;
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}
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case 'd': {
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#ifdef PRINTF_LONG_SUPPORT
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if (lng)
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li2a(va_arg(va, unsigned long int), bf);
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else
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#endif
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i2a(va_arg(va, int), bf);
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putchw(putp, putf, w, lz, bf);
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break;
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}
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case 'x':
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case 'X':
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#ifdef PRINTF_LONG_SUPPORT
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if (lng)
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uli2a(va_arg(va, unsigned long int), 16, (ch == 'X'), bf);
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else
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#endif
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ui2a(va_arg(va, unsigned int), 16, (ch == 'X'), bf);
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putchw(putp, putf, w, lz, bf);
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break;
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case 'c':
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putf(putp, (char)(va_arg(va, int)));
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break;
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case 's':
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putchw(putp, putf, w, 0, va_arg(va, char*));
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break;
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case 'b':
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#ifdef PRINTF_LONG_SUPPORT
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if (lng)
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uli2a(va_arg(va, unsigned long int), 2, 0, bf);
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else
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#endif
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ui2a(va_arg(va, unsigned int), 2, 0, bf);
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putchw(putp, putf, w, lz, bf);
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break;
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case '%':
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putf(putp, ch);
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default:
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break;
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}
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}
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}
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abort:;
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}
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void init_printf(void* putp, void (*putf)(void*, char)) {
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stdout_putf = putf;
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stdout_putp = putp;
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}
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int tfp_printf(const char* fmt, ...) {
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va_list va;
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va_start(va, fmt);
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tfp_format(stdout_putp, stdout_putf, fmt, va);
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va_end(va);
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return 1;
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}
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static void putcp(void* p, char c) { *(*((char**)p))++ = c; }
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int tfp_sprintf(char* s, const char* fmt, ...) {
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va_list va;
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va_start(va, fmt);
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tfp_format(&s, putcp, fmt, va);
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putcp(&s, 0);
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va_end(va);
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return 1;
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}
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