mirror of https://github.com/google/oss-fuzz.git
74 lines
2.9 KiB
Java
74 lines
2.9 KiB
Java
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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////////////////////////////////////////////////////////////////////////////////
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import com.code_intelligence.jazzer.api.FuzzedDataProvider;
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import org.bouncycastle.cms.CMSEnvelopedDataParser;
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import org.bouncycastle.cms.CMSEnvelopedDataGenerator;
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import org.bouncycastle.cms.jcajce.JceKeyTransRecipientInfoGenerator;
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import org.bouncycastle.cms.jcajce.JceCMSContentEncryptorBuilder;
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import org.bouncycastle.cms.test.CMSTestUtil;
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import org.bouncycastle.cms.CMSAlgorithm;
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import org.bouncycastle.cms.CMSTypedData;
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import org.bouncycastle.cms.CMSException;
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import org.bouncycastle.cms.CMSProcessableByteArray;
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import org.bouncycastle.cms.CMSEnvelopedData;
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import org.bouncycastle.operator.OperatorCreationException;
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import java.io.IOException;
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import java.security.cert.X509Certificate;
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import java.security.KeyPair;
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import java.security.GeneralSecurityException;
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import java.security.cert.CertificateEncodingException;
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public class CMSEnvelopedDataParserFuzzer {
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public static void fuzzerTestOneInput(FuzzedDataProvider data) {
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X509Certificate _reciCert;
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String _signDN = "O=Bouncy Castle, C=AU";
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KeyPair _signKP = CMSTestUtil.makeKeyPair();
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String _reciDN = "CN=Doug, OU=Sales, O=Bouncy Castle, C=AU";
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KeyPair _reciKP = CMSTestUtil.makeKeyPair();
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try{
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_reciCert = CMSTestUtil.makeCertificate(_reciKP, _reciDN, _signKP, _signDN);
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}
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catch(GeneralSecurityException | IOException | OperatorCreationException e){
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return;
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}
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try{
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CMSTypedData msg = new CMSProcessableByteArray(data.consumeRemainingAsBytes());
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CMSEnvelopedDataGenerator edGen = new CMSEnvelopedDataGenerator();
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try{
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edGen.addRecipientInfoGenerator(new JceKeyTransRecipientInfoGenerator(_reciCert).setProvider("BC")) ;
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}
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catch(CertificateEncodingException e){
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return;
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}
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CMSEnvelopedData ed = edGen.generate(
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msg,
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new JceCMSContentEncryptorBuilder(CMSAlgorithm.DES_EDE3_CBC)
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.setProvider("BC").build());
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CMSEnvelopedDataParser cedp = new CMSEnvelopedDataParser(ed.getEncoded());
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cedp.getEncryptionAlgParams();
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}
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catch (CMSException | IOException e){
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return;
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}
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}
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}
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