/* * Copyright (c) 2020, 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. */ import javax.sound.midi.MidiDevice; import javax.sound.midi.MidiMessage; import javax.sound.midi.MidiSystem; import javax.sound.midi.MidiUnavailableException; import javax.sound.midi.Receiver; import javax.sound.midi.ShortMessage; import javax.sound.midi.SysexMessage; import static javax.sound.midi.SysexMessage.SPECIAL_SYSTEM_EXCLUSIVE; import static javax.sound.midi.SysexMessage.SYSTEM_EXCLUSIVE; /** * @test * @bug 8237495 * @summary fail with a dereferenced memory error when asked to send a raw 0xF7 */ public final class SendRawSysexMessage { private static final class RawMidiMessage extends MidiMessage { @Override public RawMidiMessage clone() { return new RawMidiMessage(getMessage()); } @Override public int getStatus() { return SYSTEM_EXCLUSIVE; // not that this really matters } RawMidiMessage(byte[] data) { super(data.clone()); } } public static void main(String[] args) throws Exception { MidiDevice.Info[] infos = MidiSystem.getMidiDeviceInfo(); System.err.println("List of devices to test:"); for (int i = 0; i < infos.length; i++) { System.err.printf("\t%d.\t%s%n", i, infos[i]); } for (int i = 0; i < infos.length; i++) { System.err.printf("%d.\t%s%n", i, infos[i]); try { test(infos[i]); } catch (MidiUnavailableException ignored){ // try next } } } private static void test(MidiDevice.Info info) throws Exception { try (MidiDevice device = MidiSystem.getMidiDevice(info)) { System.err.println("Sending to " + device + " (" + info + ")"); if (!device.isOpen()) device.open(); try (Receiver r = device.getReceiver()) { System.err.println("note on"); r.send(new ShortMessage(ShortMessage.NOTE_ON, 5, 5), -1); System.err.println("sysex"); r.send(new SysexMessage(new byte[]{ (byte) SYSTEM_EXCLUSIVE, 0x0, 0x03, 0x04, (byte) SPECIAL_SYSTEM_EXCLUSIVE}, 5), -1); System.err.println("raw 1"); r.send(new RawMidiMessage(new byte[]{ (byte) 0x02, 0x02, 0x03, 0x04}), -1); System.err.println("raw 2"); r.send(new RawMidiMessage(new byte[]{ (byte) 0x09, 0x02, 0x03, 0x04}), -1); System.err.println("raw 3"); r.send(new RawMidiMessage(new byte[]{ (byte) SYSTEM_EXCLUSIVE, 0x02, 0x03, 0x04}), -1); System.err.println("raw 4"); r.send(new RawMidiMessage(new byte[]{ (byte) 0x02, 0x02, 0x03, 0x04}), -1); System.err.println("raw 5"); r.send(new RawMidiMessage(new byte[]{ (byte) 0x02, 0x02, 0x03, (byte) SPECIAL_SYSTEM_EXCLUSIVE}), -1); System.err.println("raw 6"); r.send(new RawMidiMessage(new byte[]{ (byte) SYSTEM_EXCLUSIVE, 0x02, 0x03, 0x04}), -1); System.err.println("sleep"); Thread.sleep(1000); System.err.println("raw 7"); r.send(new RawMidiMessage(new byte[]{ (byte) 0x02, 0x02, 0x03, 0x04}), -1); System.err.println("sleep"); Thread.sleep(1000); System.err.println("raw 8"); r.send(new RawMidiMessage(new byte[]{ (byte) SPECIAL_SYSTEM_EXCLUSIVE}), -1); System.err.println("note off"); r.send(new ShortMessage(ShortMessage.NOTE_OFF, 5, 5), -1); System.err.println("done, should quit"); System.err.println(); } } } }