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Diffstat (limited to 'pg/src/main/java/org/bouncycastle/openpgp/operator/jcajce/JcePBEProtectionRemoverFactory.java')
-rw-r--r--pg/src/main/java/org/bouncycastle/openpgp/operator/jcajce/JcePBEProtectionRemoverFactory.java106
1 files changed, 0 insertions, 106 deletions
diff --git a/pg/src/main/java/org/bouncycastle/openpgp/operator/jcajce/JcePBEProtectionRemoverFactory.java b/pg/src/main/java/org/bouncycastle/openpgp/operator/jcajce/JcePBEProtectionRemoverFactory.java
deleted file mode 100644
index bf49da9b..00000000
--- a/pg/src/main/java/org/bouncycastle/openpgp/operator/jcajce/JcePBEProtectionRemoverFactory.java
+++ /dev/null
@@ -1,106 +0,0 @@
-package org.bouncycastle.openpgp.operator.jcajce;
-
-import java.security.InvalidAlgorithmParameterException;
-import java.security.InvalidKeyException;
-import java.security.Provider;
-
-import javax.crypto.BadPaddingException;
-import javax.crypto.Cipher;
-import javax.crypto.IllegalBlockSizeException;
-import javax.crypto.spec.IvParameterSpec;
-
-import org.bouncycastle.jcajce.util.DefaultJcaJceHelper;
-import org.bouncycastle.jcajce.util.NamedJcaJceHelper;
-import org.bouncycastle.jcajce.util.ProviderJcaJceHelper;
-import org.bouncycastle.openpgp.PGPException;
-import org.bouncycastle.openpgp.operator.PBEProtectionRemoverFactory;
-import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
-import org.bouncycastle.openpgp.operator.PGPDigestCalculatorProvider;
-
-public class JcePBEProtectionRemoverFactory
- implements PBEProtectionRemoverFactory
-{
- private final char[] passPhrase;
-
- private OperatorHelper helper = new OperatorHelper(new DefaultJcaJceHelper());
- private PGPDigestCalculatorProvider calculatorProvider;
-
- private JcaPGPDigestCalculatorProviderBuilder calculatorProviderBuilder;
-
- public JcePBEProtectionRemoverFactory(char[] passPhrase)
- {
- this.passPhrase = passPhrase;
- this.calculatorProviderBuilder = new JcaPGPDigestCalculatorProviderBuilder();
- }
-
- public JcePBEProtectionRemoverFactory(char[] passPhrase, PGPDigestCalculatorProvider calculatorProvider)
- {
- this.passPhrase = passPhrase;
- this.calculatorProvider = calculatorProvider;
- }
-
- public JcePBEProtectionRemoverFactory setProvider(Provider provider)
- {
- this.helper = new OperatorHelper(new ProviderJcaJceHelper(provider));
-
- if (calculatorProviderBuilder != null)
- {
- calculatorProviderBuilder.setProvider(provider);
- }
-
- return this;
- }
-
- public JcePBEProtectionRemoverFactory setProvider(String providerName)
- {
- this.helper = new OperatorHelper(new NamedJcaJceHelper(providerName));
-
- if (calculatorProviderBuilder != null)
- {
- calculatorProviderBuilder.setProvider(providerName);
- }
-
- return this;
- }
-
- public PBESecretKeyDecryptor createDecryptor(String protection)
- throws PGPException
- {
- if (calculatorProvider == null)
- {
- calculatorProvider = calculatorProviderBuilder.build();
- }
-
- return new PBESecretKeyDecryptor(passPhrase, calculatorProvider)
- {
- public byte[] recoverKeyData(int encAlgorithm, byte[] key, byte[] iv, byte[] keyData, int keyOff, int keyLen)
- throws PGPException
- {
- try
- {
- Cipher c = helper.createCipher(PGPUtil.getSymmetricCipherName(encAlgorithm) + "/CBC/NoPadding");
-
- c.init(Cipher.DECRYPT_MODE, PGPUtil.makeSymmetricKey(encAlgorithm, key), new IvParameterSpec(iv));
-
- return c.doFinal(keyData, keyOff, keyLen);
- }
- catch (IllegalBlockSizeException e)
- {
- throw new PGPException("illegal block size: " + e.getMessage(), e);
- }
- catch (BadPaddingException e)
- {
- throw new PGPException("bad padding: " + e.getMessage(), e);
- }
- catch (InvalidAlgorithmParameterException e)
- {
- throw new PGPException("invalid parameter: " + e.getMessage(), e);
- }
- catch (InvalidKeyException e)
- {
- throw new PGPException("invalid key: " + e.getMessage(), e);
- }
- }
- };
- }
-}