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1 /* |
1 /* |
2 * Copyright (c) 1998, 2007, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
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 |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. Oracle designates this |
7 * published by the Free Software Foundation. Oracle designates this |
23 * questions. |
23 * questions. |
24 */ |
24 */ |
25 |
25 |
26 package com.sun.crypto.provider; |
26 package com.sun.crypto.provider; |
27 |
27 |
28 import java.util.*; |
|
29 import java.io.*; |
28 import java.io.*; |
30 import sun.security.util.*; |
|
31 import java.security.AlgorithmParametersSpi; |
29 import java.security.AlgorithmParametersSpi; |
32 import java.security.spec.AlgorithmParameterSpec; |
30 import java.security.spec.AlgorithmParameterSpec; |
33 import java.security.spec.InvalidParameterSpecException; |
31 import java.security.spec.InvalidParameterSpecException; |
34 import javax.crypto.spec.IvParameterSpec; |
|
35 |
32 |
36 /** |
33 /** |
37 * This class implements the parameter (IV) used with the Triple DES algorithm |
34 * This class implements the parameter (IV) used with the Triple DES algorithm |
38 * in feedback-mode. IV is defined in the standards as follows: |
35 * in feedback-mode. IV is defined in the standards as follows: |
39 * |
36 * |
65 protected void engineInit(byte[] encoded, String decodingMethod) |
62 protected void engineInit(byte[] encoded, String decodingMethod) |
66 throws IOException { |
63 throws IOException { |
67 core.init(encoded, decodingMethod); |
64 core.init(encoded, decodingMethod); |
68 } |
65 } |
69 |
66 |
70 protected AlgorithmParameterSpec engineGetParameterSpec(Class paramSpec) |
67 protected <T extends AlgorithmParameterSpec> |
|
68 T engineGetParameterSpec(Class<T> paramSpec) |
71 throws InvalidParameterSpecException { |
69 throws InvalidParameterSpecException { |
72 return core.getParameterSpec(paramSpec); |
70 if (AlgorithmParameterSpec.class.isAssignableFrom(paramSpec)) { |
|
71 return core.getParameterSpec(paramSpec); |
|
72 } else { |
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73 throw new InvalidParameterSpecException |
|
74 ("Inappropriate parameter Specification"); |
|
75 } |
73 } |
76 } |
74 |
77 |
75 protected byte[] engineGetEncoded() throws IOException { |
78 protected byte[] engineGetEncoded() throws IOException { |
76 return core.getEncoded(); |
79 return core.getEncoded(); |
77 } |
80 } |