ft_memchr.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_memchr.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mmalie <mmalie@student.42nice.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/11/07 08:45:28 by mmalie            #+#    #+#             */
/*   Updated: 2024/11/14 09:30:49 by mmalie           ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"
/* 
 * Implementation of memchr() from <string.h>: Searches for the first 
 * occurrence of a byte in a block of memory.
 */
void	*ft_memchr(const void *s, int c, size_t n)
{
	const unsigned char	*s_p;

	s_p = (const unsigned char *)s;
	while (n > 0)
	{
		if (*s_p == (unsigned char)c)
		{
			return ((void *)s_p);
		}
		s_p++;
		n--;
	}
	return (NULL);
}