ft_memcmp.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_memcmp.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: johnavar <johnavar@student.42berlin.de>    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/05/03 09:00:30 by johnavar          #+#    #+#             */
/*   Updated: 2024/02/07 09:30:38 by sebasnadu        ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

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

int	ft_memcmp(const void *s1, const void *s2, size_t n)
{
	const unsigned char	*str1;
	const unsigned char	*str2;
	size_t				i;

	if (n == 0 || s1 == NULL || s2 == NULL)
		return (0);
	i = 0;
	str1 = (const unsigned char *)s1;
	str2 = (const unsigned char *)s2;
	while (i < n -1 && str1[i] == str2[i])
		i++;
	return ((int)(str1[i] - str2[i]));
}