1 /*
2 * Copyright (c) 2015, 2016, 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. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package sun.security.util;
27
28 import java.security.AlgorithmParameters;
29 import java.security.CryptoPrimitive;
30 import java.security.Key;
31 import java.util.Set;
32 import static sun.security.util.AbstractAlgorithmConstraints.getAlgorithms;
33
34 /**
35 * Algorithm constraints for legacy algorithms.
36 */
37 public class LegacyAlgorithmConstraints extends AbstractAlgorithmConstraints {
38
39 // the known security property, jdk.tls.legacyAlgorithms
40 public final static String PROPERTY_TLS_LEGACY_ALGS =
41 "jdk.tls.legacyAlgorithms";
42
43 private final String[] legacyAlgorithms;
44
45 public LegacyAlgorithmConstraints(String propertyName,
46 AlgorithmDecomposer decomposer) {
47 super(decomposer);
48 legacyAlgorithms = getAlgorithms(propertyName);
49 }
50
51 @Override
52 final public boolean permits(Set<CryptoPrimitive> primitives,
53 String algorithm, AlgorithmParameters parameters) {
54 return checkAlgorithm(legacyAlgorithms, algorithm, decomposer);
55 }
56
57 @Override
58 final public boolean permits(Set<CryptoPrimitive> primitives, Key key) {
59 return true;
60 }
61
62 @Override
63 final public boolean permits(Set<CryptoPrimitive> primitives,
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1 /*
2 * Copyright (c) 2015, 2019, 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. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package sun.security.util;
27
28 import java.security.AlgorithmParameters;
29 import java.security.CryptoPrimitive;
30 import java.security.Key;
31 import java.util.List;
32 import java.util.Set;
33
34 /**
35 * Algorithm constraints for legacy algorithms.
36 */
37 public class LegacyAlgorithmConstraints extends AbstractAlgorithmConstraints {
38
39 // the known security property, jdk.tls.legacyAlgorithms
40 public final static String PROPERTY_TLS_LEGACY_ALGS =
41 "jdk.tls.legacyAlgorithms";
42
43 private final List<String> legacyAlgorithms;
44
45 public LegacyAlgorithmConstraints(String propertyName,
46 AlgorithmDecomposer decomposer) {
47 super(decomposer);
48 legacyAlgorithms = getAlgorithms(propertyName);
49 }
50
51 @Override
52 final public boolean permits(Set<CryptoPrimitive> primitives,
53 String algorithm, AlgorithmParameters parameters) {
54 return checkAlgorithm(legacyAlgorithms, algorithm, decomposer);
55 }
56
57 @Override
58 final public boolean permits(Set<CryptoPrimitive> primitives, Key key) {
59 return true;
60 }
61
62 @Override
63 final public boolean permits(Set<CryptoPrimitive> primitives,
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