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undefect. CWE-407 — 63 sites patched across 27 ecosystems

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Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.
This commit is contained in:
russell@unturf.com 2026-03-26 17:11:57 -04:00
commit 0a580b313d
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67
test/jdk/sun/nio/cs/Decode.java Normal file
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/*
* Copyright (c) 2008, 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.
*/
/**/
public class Decode {
private static boolean isAscii(char c) {
return c < '\u0080';
}
private static boolean isPrintable(char c) {
return ('\u0020' < c) && (c < '\u007f');
}
public static void main(String[] args) throws Throwable {
if (args.length < 2)
throw new Exception("Usage: java Decode CHARSET BYTE [BYTE ...]");
String cs = args[0];
byte[] bytes = new byte[args.length-1];
for (int i = 1; i < args.length; i++) {
String arg = args[i];
bytes[i-1] =
(arg.length() == 1 && isAscii(arg.charAt(0))) ?
(byte) arg.charAt(0) :
arg.equals("ESC") ? 0x1b :
arg.equals("SO") ? 0x0e :
arg.equals("SI") ? 0x0f :
arg.equals("SS2") ? (byte) 0x8e :
arg.equals("SS3") ? (byte) 0x8f :
arg.matches("0x.*") ? Integer.decode(arg).byteValue() :
Integer.decode("0x"+arg).byteValue();
}
String s = new String(bytes, cs);
for (int j = 0; j < s.length(); j++) {
if (j > 0)
System.out.print(' ');
char c = s.charAt(j);
if (isPrintable(c))
System.out.print(c);
else if (c == '\u001b') System.out.print("ESC");
else
System.out.printf("\\u%04x", (int) c);
}
System.out.print("\n");
}
}