ft_memcpy.c

Go to the documentation of this file.

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_memcpy.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: rmikhayl <rmikhayl@student.42london.c      +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/12/17 17:25:27 by rmikhayl          #+#    #+#             */
/*   Updated: 2023/12/17 17:25:27 by rmikhayl         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
 
#include "libft.h"
 
/* *************************** ft_memcpy ************************************ */
/*   Copies 'n' bytes from 'src' to 'dest' and returns 'dest' (new mem block) */
/*                                                                            */
/*   In layman's terms: It duplicates a block of data from one place to       */
/*   another and gives you the destination block.                             */
/* ************************************************************************** */
 
void    *ft_memcpy(void *dest, const void *src, size_t n)
{
    char        *d;
    const char  *s;
 
    if (!dest && !src)
        return (NULL);
    s = src;
    d = dest;
    while (n--)
        *d++ = *s++;
    return (dest);
}