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);
}
