printf/5_ascii2 at main · Profeso1012/printf · GitHub

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#include "main.h"

/**
 * print_ascii - print string with non-printable characters in hex format
 * @arg: va_list argument containing the string
 * Return: number of printed characters
 */
int print_ascii(va_list arg)
{
    char *str = va_arg(arg, char *);
    int count = 0, i;

    if (!str)
        str = "(null)";

    for (i = 0; str[i]; i++)
    {
        if (str[i] < 32 || str[i] >= 127)
        {
            count += _putchar('\\');
            count += _putchar('x');
	    va_list hex_arg;
	    va_copy(hex_arg, arg);
	    count += print_HEX(hex_arg);
	    va_end(hex_arg);
        }
        else
        {
            count += _putchar(str[i]);
        }
    }

    return (count);
}

/**
 * print_HEX_S - print unsigned int in uppercase hexadecimal format
 * @arg: va_list argument containing the unsigned int
 * Return: number of printed characters
 */
int print_HEX_S(va_list arg)
{
	char ch = va_arg(arg, int);
	unsigned int num = ch;
	char buffer[2];
	int count = 0;

	count = dectohex(num, buffer);
	count += print_buffer(buffer, 2, 1);

	return (count);
}