42_libft/ft_memcmp.c at master · Rorothejedi/42_libft · GitHub

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/* ************************************************************************** */
/*                                                          LE - /            */
/*                                                              /             */
/*   ft_memcmp.c                                      .::    .:/ .      .::   */
/*                                                 +:+:+   +:    +:  +:+:+    */
/*   By: rcabotia <marvin@le-101.fr>                +:+   +:    +:    +:+     */
/*                                                 #+#   #+    #+    #+#      */
/*   Created: 2018/10/04 15:36:25 by rcabotia     #+#   ##    ##    #+#       */
/*   Updated: 2018/10/05 18:52:11 by rcabotia    ###    #+. /#+    ###.fr     */
/*                                                         /                  */
/*                                                        /                   */
/* ************************************************************************** */

#include "libft.h"

int		ft_memcmp(const void *s1, const void *s2, size_t n)
{
	size_t i;

	i = 0;
	while (i < n)
	{
		if (((unsigned char *)s1)[i] != ((unsigned char *)s2)[i])
			return ((unsigned char *)s1)[i] - ((unsigned char *)s2)[i];
		i++;
	}
	return (0);
}