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/**
* slibc — Yet another C library
* Copyright © 2015, 2016 Mattias Andrée (maandree@member.fsf.org)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <slibc-alloc.h>
/**
* This function returns the allocation size of
* a memory segment.
*
* `p = malloc(n), malloc_usable_size(p)` will return `n`.
*
* @etymology (`malloc`)-subsystem: user-(usable size) of allocation.
*
* @param segment The memory segment.
* @return The size of the memory segment, 0 if `segment` is `NULL`.
*
* @since Always.
*/
size_t malloc_usable_size(void* segment)
{
return allocsize(segment);
}
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