ft_memccpy.c

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_memccpy.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: unite <marvin@42.fr>                       +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/09/04 22:37:14 by unite             #+#    #+#             */
/*   Updated: 2020/07/16 02:57:29 by unite            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
 
#include "libft.h"
 
void    *ft_memccpy(void *dst, const void *src, int c, size_t n)
{
    size_t          i;
    unsigned char   *s1;
    unsigned char   *s2;
    unsigned char   c1;
 
    s1 = (unsigned char *)dst;
    s2 = (unsigned char *)src;
    c1 = (unsigned char)c;
    i = 0;
    while (i < n)
    {
        s1[i] = s2[i];
        if (s1[i] == c1)
            return (s1 + i + 1);
        i++;
    }
    return (NULL);
}