[wasi-libc.git] / libc-top-half / musl / src / malloc / oldmalloc / malloc_usable_size.c

#include <malloc.h>
#include "malloc_impl.h"
 
hidden void *(*const __realloc_dep)(void *, size_t) = realloc;

size_t malloc_usable_size(void *p)
{
	return p ? CHUNK_SIZE(MEM_TO_CHUNK(p)) - OVERHEAD : 0;
}
Commit	Line	Data
320054e8 DG	1	#include <malloc.h>
	2	#include "malloc_impl.h"
	3
	4	hidden void (const __realloc_dep)(void *, size_t) = realloc;
	5
	6	size_t malloc_usable_size(void *p)
	7	{
	8	return p ? CHUNK_SIZE(MEM_TO_CHUNK(p)) - OVERHEAD : 0;
	9	}