ft_calloc.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_calloc.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: gargrigo <gargrigo@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2026/02/09 17:37:05 by gargrigo          #+#    #+#             */
/*   Updated: 2026/02/09 19:27:22 by gargrigo         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"
#include <stdint.h>
#include <stdlib.h>

void	*ft_calloc(size_t nmemb, size_t size)
{
	void	*ptr;
	size_t	total;

	if (nmemb == 0 || size == 0)
		return (malloc(0));
	if (nmemb > SIZE_MAX / size)
		return (NULL);
	total = nmemb * size;
	ptr = malloc(total);
	if (!ptr)
		return (NULL);
	ft_memset(ptr, 0, total);
	return (ptr);
}