ft_memchr.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_memchr.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: johnavar <johnavar@student.42berlin.de>    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/05/03 08:39:14 by johnavar          #+#    #+#             */
/*   Updated: 2024/02/05 18:05:03 by sebasnadu        ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "../../include/libft.h"

void	*ft_memchr(const void *s, int c, size_t n)
{
	const unsigned char	*str;
	unsigned char		uc;
	size_t				i;

	if (n == 0 || s == NULL)
		return (NULL);
	str = (const unsigned char *)s;
	uc = (unsigned char)c;
	i = 0;
	while (i < n)
	{
		if (str[i] == uc)
			return ((void *)str + i);
		++i;
	}
	return (NULL);
}