static void putc_debug (void *p, char c) { (void) p; if (c == '\n') default_putchar ('\r'); default_putchar (c); }
static void print_guid(const uint8_t* data) { print_hex(data + 0, 4); default_putchar('-'); print_hex(data + 4, 2); default_putchar('-'); print_hex(data + 6, 2); default_putchar('-'); print_hex(data + 8, 2); default_putchar('-'); print_hex(data + 10, 6); }
static void putc_debug (void *p, char c) { (void) p; default_putchar (c); }
static void print_hex(const uint8_t* data, uint16_t len) { uint8_t d; while(len>0) { d = *data++; default_putchar(hex_char(d>>4)); default_putchar(hex_char(d&0xF)); len--; } }
static void number (long num, unsigned int base, int size, int precision, int type) { char c, sign; static char tmp[66]; const char *digits = "0123456789abcdefghijklmnopqrstuvwxyz"; int i; if (type & LARGE) digits = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"; if (type & LEFT) type &= ~ZEROPAD; if (base < 2 || base > 36) return; c = (type & ZEROPAD) ? '0' : ' '; sign = 0; if (type & SIGN) { if (num < 0) { sign = '-'; num = -num; size--; } else if (type & PLUS) { sign = '+'; size--; } else if (type & SPACE) { sign = ' '; size--; } } i = 0; if (num == 0) tmp[i++] = '0'; else while (num != 0) tmp[i++] = digits[do_div (num, base)]; if (i > precision) precision = i; size -= precision; if (!(type & (ZEROPAD + LEFT))) while (size-- > 0) default_putchar(' '); if (sign) default_putchar(sign); if (!(type & LEFT)) while (size-- > 0) default_putchar(c); while (i < precision--) default_putchar('0'); while (i-- > 0) default_putchar(tmp[i]); while (size-- > 0) default_putchar(' '); }
static void tiny_vsprintf (const char *fmt, va_list args) { int len; unsigned long num; int i, base; const char *s; int flags; /* flags to number() */ int field_width; /* width of output field */ int precision; /* min. # of digits for integers; max number of chars for from string */ int qualifier; /* 'h', 'l', or 'q' for integer fields */ for (; *fmt; ++fmt) { if (*fmt != '%') { if(*fmt=='\n') default_putchar('\r'); default_putchar(*fmt); continue; } /* process flags */ flags = 0; repeat: ++fmt; /* this also skips first '%' */ switch (*fmt) { case '-': flags |= LEFT; goto repeat; case '+': flags |= PLUS; goto repeat; case ' ': flags |= SPACE; goto repeat; case '0': flags |= ZEROPAD; goto repeat; } /* get field width */ field_width = -1; if (is_digit (*fmt)) field_width = skip_atoi (&fmt); else if (*fmt == '*') { ++fmt; /* it's the next argument */ field_width = va_arg (args, int); if (field_width < 0) { field_width = -field_width; flags |= LEFT; } } /* get the precision */ precision = -1; if (*fmt == '.') { ++fmt; if (is_digit (*fmt)) precision = skip_atoi (&fmt); else if (*fmt == '*') { ++fmt; /* it's the next argument */ precision = va_arg (args, int); }