Function calloc

contrib/windows_kernel/libc.cpp:63–72

__drv_maxIRQL(DISPATCH_LEVEL)
__bcount_opt(size * n)
void*
__cdecl calloc(size_t n, size_t size)
{
	size_t total = n * size;
	void *p = malloc(total);

	if (!p) return NULL;

	return memset(p, 0, total);
}

EXTERN_C
__drv_when(return!=0, __drv_allocatesMem(inblock))