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view graal/com.oracle.nfi/src/com/oracle/nfi/api/NativeFunctionHandle.java @ 18714:b56e88144e0a
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author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Wed, 17 Dec 2014 20:00:44 -0800 |
parents | dd8449afc086 |
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/* * 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); }