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#include <unistd.h>
#include <stdlib.h>
#include <stdarg.h>
#include "header.h"
void ft_putchar(char c)
{
write(STDOUT_FILENO, &c, 1);
}
void ft_putstr(char *str)
{
while (*str)
write(STDOUT_FILENO, str++, 1);
}
void ft_putnbr(int n)
{
unsigned int p_n;
p_n = n;
if (n < 0)
{
ft_putchar('-');
p_n = -n;
}
if (p_n > 9)
ft_putnbr(p_n / 10);
ft_putchar(p_n % 10 + '0');
}
void ft_putxnbr(long unsigned int n, char *hex_symbols)
{
if (n > 15)
ft_putxnbr(n / 16, hex_symbols);
ft_putchar(hex_symbols[n % 16]);
}
void ft_putunbr(unsigned int n)
{
if (n > 9)
ft_putunbr(n / 10);
ft_putchar(n % 10 + '0');
}
int nbrlen(int nbr)
{
int counter;
unsigned int u_nbr;
if (nbr == 0)
return (1);
counter = 0;
u_nbr = nbr;
if (nbr < 0)
{
counter++;
u_nbr = -nbr;
}
while (u_nbr > 0)
{
u_nbr /= 10;
counter++;
}
return (counter);
}
char *ft_itoa(int n)
{
char *str;
int len;
int is_negative;
unsigned int u_nbr;
len = nbrlen(n);
if ((str = (char*)malloc(sizeof(char) * (len + 1))) == NULL)
return (NULL);
str[len] = '\0';
is_negative = 0;
u_nbr = n;
if (n < 0)
{
is_negative = 1;
str[0] = '-';
u_nbr = -n;
}
len--;
while (len >= (is_negative ? 1 : 0))
{
str[len] = u_nbr % 10 + '0';
u_nbr /= 10;
len--;
}
return (str);
}
char *ft_strnew(int size)
{
char *str;
if ((str = (char*)malloc(sizeof(char) * (size + 1))) == NULL)
return (NULL);
str[size] = '\0';
while (size-- > 0)
str[size] = '\0';
return (str);
}
char *ft_strdup(char *s)
{
char *clone;
size_t i;
size_t len;
len = ft_strlen(s);
if ((clone = (char*)malloc(sizeof(char) * (len + 1))) == NULL)
return (NULL);
i = 0;
while (i < len)
{
clone[i] = s[i];
i++;
}
clone[i] = '\0';
return (clone);
}
char *ft_strcpy(char *dest, const char *src)
{
int i;
i = 0;
while (src[i])
{
dest[i] = src[i];
i++;
}
dest[i] = '\0';
return (dest);
}
char *convert_to_str(t_pformat *pformat, va_list ap)
{
char *str;
t_conversion conversion = pformat->conversion;
str = NULL;
if (conversion == CONVERSION_CHAR)
{
if ((str = ft_strnew(2)) == NULL)
return (NULL);
str[0] = (char)va_arg(ap, int);
}
else if (conversion == CONVERSION_STR)
str = ft_strdup(va_arg(ap, char*));
/* else if (conversion == CONVERSION_PTR) */
/* { */
/* ft_putstr("0x"); */
/* PUTXNBR(va_arg(ap, long unsigned int)); */
/* } */
else if (conversion == CONVERSION_DECIMAL || conversion == CONVERSION_INT)
str = ft_itoa(va_arg(ap, int));
/* else if (conversion == CONVERSION_UINT) */
/* ft_putunbr(va_arg(ap, unsigned int)); */
/* else if (conversion == CONVERSION_HEX_LOWER) */
/* PUTXNBR(va_arg(ap, unsigned int)); */
/* else if (conversion == CONVERSION_HEX_UPPER) */
/* PUTXMAJNBR(va_arg(ap, unsigned int)); */
else if (conversion == CONVERSION_PERCENT)
{
if ((str = ft_strnew(2)) == NULL)
return (NULL);
str[0] = '%';
}
add_padding(pformat, str);
return (str);
}
void add_padding(t_pformat *pformat, char *str)
{
char *tmp;
int len;
int i;
if (pformat->min_field_width == -1)
return;
if ((len = ft_strlen(str)) >= pformat->min_field_width)
return;
tmp = (char*)malloc(sizeof(char) * (pformat->min_field_width + 1));
if (!pformat->left_adjusted)
{
i = 0;
while (i <= pformat->min_field_width - len)
tmp[i++] = pformat->zero_padding ? '0' : ' ';
ft_strcpy(tmp + i - 1, str);
ft_strcpy(str, tmp);
}
else
{
ft_strcpy(tmp, str);
i = len;
while (i < pformat->min_field_width)
tmp[i++] = ' ';
ft_strcpy(str, tmp);
}
free(tmp);
}
void print_conversion(t_conversion conversion, va_list ap)
{
if (conversion == CONVERSION_CHAR)
ft_putchar((char)va_arg(ap, int));
else if (conversion == CONVERSION_STR)
ft_putstr(va_arg(ap, char*));
else if (conversion == CONVERSION_PTR)
{
ft_putstr("0x");
PUTXNBR(va_arg(ap, long unsigned int));
}
else if (conversion == CONVERSION_DECIMAL || conversion == CONVERSION_INT)
ft_putnbr(va_arg(ap, int));
else if (conversion == CONVERSION_UINT)
ft_putunbr(va_arg(ap, unsigned int));
else if (conversion == CONVERSION_HEX_LOWER)
PUTXNBR(va_arg(ap, unsigned int));
else if (conversion == CONVERSION_HEX_UPPER)
PUTXMAJNBR(va_arg(ap, unsigned int));
else if (conversion == CONVERSION_PERCENT)
ft_putchar('%');
}
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