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Diffstat (limited to 'pg/src/main/java/org/bouncycastle/openpgp/operator/PBESecretKeyEncryptor.java')
-rw-r--r--pg/src/main/java/org/bouncycastle/openpgp/operator/PBESecretKeyEncryptor.java104
1 files changed, 0 insertions, 104 deletions
diff --git a/pg/src/main/java/org/bouncycastle/openpgp/operator/PBESecretKeyEncryptor.java b/pg/src/main/java/org/bouncycastle/openpgp/operator/PBESecretKeyEncryptor.java
deleted file mode 100644
index 0530638c..00000000
--- a/pg/src/main/java/org/bouncycastle/openpgp/operator/PBESecretKeyEncryptor.java
+++ /dev/null
@@ -1,104 +0,0 @@
-package org.bouncycastle.openpgp.operator;
-
-import java.security.SecureRandom;
-
-import org.bouncycastle.bcpg.S2K;
-import org.bouncycastle.openpgp.PGPException;
-
-public abstract class PBESecretKeyEncryptor
-{
- protected int encAlgorithm;
- protected char[] passPhrase;
- protected PGPDigestCalculator s2kDigestCalculator;
- protected int s2kCount;
- protected S2K s2k;
-
- protected SecureRandom random;
-
- protected PBESecretKeyEncryptor(int encAlgorithm, PGPDigestCalculator s2kDigestCalculator, SecureRandom random, char[] passPhrase)
- {
- this(encAlgorithm, s2kDigestCalculator, 0x60, random, passPhrase);
- }
-
- protected PBESecretKeyEncryptor(int encAlgorithm, PGPDigestCalculator s2kDigestCalculator, int s2kCount, SecureRandom random, char[] passPhrase)
- {
- this.encAlgorithm = encAlgorithm;
- this.passPhrase = passPhrase;
- this.random = random;
- this.s2kDigestCalculator = s2kDigestCalculator;
-
- if (s2kCount < 0 || s2kCount > 0xff)
- {
- throw new IllegalArgumentException("s2kCount value outside of range 0 to 255.");
- }
-
- this.s2kCount = s2kCount;
- }
-
- public int getAlgorithm()
- {
- return encAlgorithm;
- }
-
- public int getHashAlgorithm()
- {
- if (s2kDigestCalculator != null)
- {
- return s2kDigestCalculator.getAlgorithm();
- }
-
- return -1;
- }
-
- public byte[] getKey()
- throws PGPException
- {
- return PGPUtil.makeKeyFromPassPhrase(s2kDigestCalculator, encAlgorithm, s2k, passPhrase);
- }
-
- public S2K getS2K()
- {
- return s2k;
- }
-
- /**
- * Key encryption method invoked for V4 keys and greater.
- *
- * @param keyData raw key data
- * @param keyOff offset into rawe key data
- * @param keyLen length of key data to use.
- * @return an encryption of the passed in keyData.
- * @throws PGPException on error in the underlying encryption process.
- */
- public byte[] encryptKeyData(byte[] keyData, int keyOff, int keyLen)
- throws PGPException
- {
- if (s2k == null)
- {
- byte[] iv = new byte[8];
-
- random.nextBytes(iv);
-
- s2k = new S2K(s2kDigestCalculator.getAlgorithm(), iv, s2kCount);
- }
-
- return encryptKeyData(getKey(), keyData, keyOff, keyLen);
- }
-
- public abstract byte[] encryptKeyData(byte[] key, byte[] keyData, int keyOff, int keyLen)
- throws PGPException;
-
- /**
- * Encrypt the passed in keyData using the key and the iv provided.
- * <p>
- * This method is only used for processing version 3 keys.
- * </p>
- */
- public byte[] encryptKeyData(byte[] key, byte[] iv, byte[] keyData, int keyOff, int keyLen)
- throws PGPException
- {
- throw new PGPException("encryption of version 3 keys not supported.");
- }
-
- public abstract byte[] getCipherIV();
-}