vec_copy.c

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   vec_copy.c                                         :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: tspoof <tspoof@student.hive.fi>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/12/23 18:22:29 by tspoof            #+#    #+#             */
/*   Updated: 2022/12/23 18:56:29 by tspoof           ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
 
#include "vec.h"
 
static size_t   ft_min(size_t a, size_t b)
{
    if (a < b)
        return (a);
    return (b);
}
 
int vec_copy(t_vec *dst, t_vec *src)
{
    size_t  len_bytes;
 
    if (!dst || !src)
        return (-1);
    len_bytes = ft_min(dst->alloc_size, src->len * src->elem_size);
    ft_memcpy(dst->memory, src->memory, len_bytes);
    dst->len = len_bytes / dst->elem_size;
    return (1);
}