File DefaultBcContentVerifierProviderBuilder.java
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Classes
| Class | Line # | Actions | |||||
|---|---|---|---|---|---|---|---|
| DefaultBcContentVerifierProviderBuilder | 52 | 25 | 0% | 18 | 25 |
Contributing tests
This file is covered by 7 tests.
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Source view
| 1 | /* | |
| 2 | * See the NOTICE file distributed with this work for additional | |
| 3 | * information regarding copyright ownership. | |
| 4 | * | |
| 5 | * This is free software; you can redistribute it and/or modify it | |
| 6 | * under the terms of the GNU Lesser General Public License as | |
| 7 | * published by the Free Software Foundation; either version 2.1 of | |
| 8 | * the License, or (at your option) any later version. | |
| 9 | * | |
| 10 | * This software is distributed in the hope that it will be useful, | |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | * Lesser General Public License for more details. | |
| 14 | * | |
| 15 | * You should have received a copy of the GNU Lesser General Public | |
| 16 | * License along with this software; if not, write to the Free | |
| 17 | * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
| 18 | * 02110-1301 USA, or see the FSF site: http://www.fsf.org. | |
| 19 | */ | |
| 20 | ||
| 21 | package org.xwiki.crypto.signer.internal; | |
| 22 | ||
| 23 | import java.io.IOException; | |
| 24 | import java.io.OutputStream; | |
| 25 | import java.security.GeneralSecurityException; | |
| 26 | ||
| 27 | import javax.inject.Inject; | |
| 28 | import javax.inject.Singleton; | |
| 29 | ||
| 30 | import org.bouncycastle.asn1.x509.AlgorithmIdentifier; | |
| 31 | import org.bouncycastle.cert.X509CertificateHolder; | |
| 32 | import org.bouncycastle.operator.ContentVerifier; | |
| 33 | import org.bouncycastle.operator.ContentVerifierProvider; | |
| 34 | import org.xwiki.component.annotation.Component; | |
| 35 | import org.xwiki.component.manager.ComponentLookupException; | |
| 36 | import org.xwiki.component.manager.ComponentManager; | |
| 37 | import org.xwiki.crypto.params.cipher.CipherParameters; | |
| 38 | import org.xwiki.crypto.params.cipher.asymmetric.PublicKeyParameters; | |
| 39 | import org.xwiki.crypto.pkix.internal.BcUtils; | |
| 40 | import org.xwiki.crypto.pkix.params.CertifiedPublicKey; | |
| 41 | import org.xwiki.crypto.signer.SignerFactory; | |
| 42 | import org.xwiki.crypto.signer.internal.factory.BcSignerFactory; | |
| 43 | ||
| 44 | /** | |
| 45 | * Bridge {@link ContentVerifierProvider} with XWiki components. | |
| 46 | * | |
| 47 | * @version $Id: 2f74f416a6a5b70f165e1914f9b36cfd73020d2f $ | |
| 48 | * @since 6.0M1 | |
| 49 | */ | |
| 50 | @Component | |
| 51 | @Singleton | |
| 52 | public class DefaultBcContentVerifierProviderBuilder implements BcContentVerifierProviderBuilder | |
| 53 | { | |
| 54 | @Inject | |
| 55 | private ComponentManager manager; | |
| 56 | ||
| 57 | 9 |  @Override |
| 58 | public ContentVerifierProvider build(final CertifiedPublicKey certificate) | |
| 59 | { | |
| 60 | 9 | return new ContentVerifierProvider() |
| 61 | { | |
| 62 | 9 | @Override |
| 63 | public boolean hasAssociatedCertificate() | |
| 64 | { | |
| 65 | 9 | return true; |
| 66 | } | |
| 67 | ||
| 68 | 9 | @Override |
| 69 | public X509CertificateHolder getAssociatedCertificate() | |
| 70 | { | |
| 71 | 9 | return BcUtils.getX509CertificateHolder(certificate); |
| 72 | } | |
| 73 | ||
| 74 | 9 | @Override |
| 75 | public ContentVerifier get(AlgorithmIdentifier algorithm) | |
| 76 | { | |
| 77 | 9 | return getInstance(certificate.getPublicKeyParameters(), algorithm); |
| 78 | } | |
| 79 | }; | |
| 80 | } | |
| 81 | ||
| 82 | 0 | @Override |
| 83 | public ContentVerifierProvider build(final PublicKeyParameters publicKey) | |
| 84 | { | |
| 85 | 0 | return new ContentVerifierProvider() |
| 86 | { | |
| 87 | 0 | @Override |
| 88 | public boolean hasAssociatedCertificate() | |
| 89 | { | |
| 90 | 0 | return false; |
| 91 | } | |
| 92 | ||
| 93 | 0 | @Override |
| 94 | public X509CertificateHolder getAssociatedCertificate() | |
| 95 | { | |
| 96 | 0 | return null; |
| 97 | } | |
| 98 | ||
| 99 | 0 | @Override |
| 100 | public ContentVerifier get(AlgorithmIdentifier algorithm) | |
| 101 | { | |
| 102 | 0 | return getInstance(publicKey, algorithm); |
| 103 | } | |
| 104 | }; | |
| 105 | } | |
| 106 | ||
| 107 | 9 | private ContentVerifier getInstance(CipherParameters parameters, final AlgorithmIdentifier algId) |
| 108 | { | |
| 109 | 9 | SignerFactory factory = getFactory(algId.getAlgorithm().getId()); |
| 110 | ||
| 111 | 9 | if (factory instanceof BcSignerFactory) { |
| 112 | 9 | return (ContentVerifier) ((BcSignerFactory) factory).getInstance(false, parameters, algId); |
| 113 | } | |
| 114 | ||
| 115 | 0 | final org.xwiki.crypto.signer.Signer signer; |
| 116 | 0 | try { |
| 117 | 0 | signer = factory.getInstance(false, parameters, algId.getEncoded()); |
| 118 | } catch (IOException e) { | |
| 119 | // Unlikely | |
| 120 | 0 | throw new IllegalArgumentException("Unable to encode algorithm identifier."); |
| 121 | } | |
| 122 | ||
| 123 | 0 | return new ContentVerifier() |
| 124 | { | |
| 125 | 0 | @Override |
| 126 | public AlgorithmIdentifier getAlgorithmIdentifier() | |
| 127 | { | |
| 128 | 0 | return algId; |
| 129 | } | |
| 130 | ||
| 131 | 0 | @Override |
| 132 | public OutputStream getOutputStream() | |
| 133 | { | |
| 134 | 0 | return signer.getOutputStream(); |
| 135 | } | |
| 136 | ||
| 137 | 0 | @Override |
| 138 | public boolean verify(byte[] bytes) | |
| 139 | { | |
| 140 | 0 | return DefaultBcContentVerifierProviderBuilder.verify(signer, bytes); |
| 141 | } | |
| 142 | }; | |
| 143 | } | |
| 144 | ||
| 145 | 0 | private static boolean verify(org.xwiki.crypto.signer.Signer signer, byte[] bytes) |
| 146 | { | |
| 147 | 0 | try { |
| 148 | 0 | return signer.verify(bytes); |
| 149 | } catch (GeneralSecurityException e) { | |
| 150 | 0 | return false; |
| 151 | } | |
| 152 | } | |
| 153 | ||
| 154 | 9 | protected SignerFactory getFactory(String hint) |
| 155 | { | |
| 156 | 9 | try { |
| 157 | 9 | return this.manager.getInstance(SignerFactory.class, hint); |
| 158 | } catch (ComponentLookupException e) { | |
| 159 | 0 | throw new UnsupportedOperationException("Signing algorithm not found.", e); |
| 160 | } | |
| 161 | } | |
| 162 | } |