/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.oracle.nfi.api;
/**
* A handle that can be used to {@linkplain #call(Object[]) call} a native function.
*/
public interface NativeFunctionHandle {
/**
* Calls the native function.
* <p>
* The caller is responsible for ensuring {@code args} comply with the platform ABI (e.g.
* <a href="http://www.uclibc.org/docs/psABI-x86_64.pdf"> Unix AMD64 ABI</a>). If the library
* function has struct parameters, the fields of the struct must be passed as individual
* arguments.
*
* @param args the arguments that will be passed to the native function
* @return boxed return value of the function call
*/
Object call(Object... args);
}