ft_memcpy.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_memcpy.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mihykim <mihykim@student.42seoul.kr>       +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2020/02/26 05:58:04 by mihykim           #+#    #+#             */
/*   Updated: 2020/04/03 22:02:49 by mihykim          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

/*
** - Copies 'n' bytes from memory area 'src' to memory area 'dst'.
** - Returns the original value of 'dst'.
*/

void	*ft_memcpy(void *dst, const void *src, size_t n)
{
	size_t i;

	if (dst == 0 && src == 0)
		return (dst);
	i = 0;
	while (i < n)
	{
		((unsigned char *)dst)[i] = ((unsigned char *)src)[i];
		i++;
	}
	return (dst);
}