1 /* 2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 25 /* @test 26 * @bug 8167409 27 * @library /test/lib 28 * @build sun.hotspot.WhiteBox 29 * @run main ClassFileInstaller sun.hotspot.WhiteBox 30 * sun.hotspot.WhiteBox$WhiteBoxPermission 31 * @run main/othervm/native -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp compiler.runtime.criticalnatives.argumentcorruption.CheckLongArgs 32 */ 33 package compiler.runtime.criticalnatives.argumentcorruption; 34 import sun.hotspot.WhiteBox; 35 public class CheckLongArgs { 36 private static final boolean CRITICAL_JNI_ON = WhiteBox.getWhiteBox().getBooleanVMFlag("CriticalJNINatives"); 37 static { 38 System.loadLibrary("CNCheckLongArgs"); 39 } 40 static native void m1(long a1, long a2, long a3, long a4, long a5, long a6, long a7, long a8, byte[] result); 41 static native void m2(long a1, int[] a2, long a3, int[] a4, long a5, int[] a6, long a7, int[] a8, long a9, byte[] result); 42 public static void main(String args[]) throws Exception { 43 test(); 44 } 45 private static void test() throws Exception { 46 int[] l1 = { 1111, 2222, 3333 }; 47 int[] l2 = { 4444, 5555, 6666 }; 48 int[] l3 = { 7777, 8888, 9999 }; 49 int[] l4 = { 1010, 2020, 3030 }; 50 byte[] result = { -1 }; 51 m1(1111111122222222L, 3333333344444444L, 5555555566666666L, 7777777788888888L, 9999999900000000L, 1212121234343434L, 52 5656565678787878L, 9090909012121212L, result); 53 check(result[0]); 54 result[0] = -1; 55 m2(1111111122222222L, l1, 3333333344444444L, l2, 5555555566666666L, l3, 7777777788888888L, l4, 9999999900000000L, result); 56 check(result[0]); 57 } 58 private static void check(byte result) throws Exception { 59 if (!CRITICAL_JNI_ON) return; // just check that VM doesn't crash 60 if (result != 2) { 61 if (result == 1) { 62 throw new Exception("critical native arguments mismatch"); 63 } 64 throw new Exception("critical native lookup failed"); 65 } 66 } 67 }