public class RSACipherSpi
extends javax.crypto.CipherSpi
Constructor and Description |
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RSACipherSpi() |
Modifier and Type | Method and Description |
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protected byte[] |
engineDoFinal(byte[] input, int offset, int inputLen) |
protected int |
engineDoFinal(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset) |
protected int |
engineGetBlockSize() |
protected byte[] |
engineGetIV() |
protected int |
engineGetKeySize(java.security.Key key)
This method determines the number of bits of key material contained in a Key object.
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protected int |
engineGetOutputSize(int inputLen) |
protected java.security.AlgorithmParameters |
engineGetParameters() |
protected void |
engineInit(int opMode, java.security.Key key, java.security.spec.AlgorithmParameterSpec paramSpec, java.security.SecureRandom random) |
protected void |
engineInit(int opMode, java.security.Key key, java.security.AlgorithmParameters params, java.security.SecureRandom random) |
protected void |
engineInit(int opMode, java.security.Key key, java.security.SecureRandom random) |
protected void |
engineSetMode(java.lang.String mode) |
protected void |
engineSetPadding(java.lang.String padding) |
protected java.security.Key |
engineUnwrap(byte[] wrappedKey, java.lang.String wrappedKeyAlgorithm, int wrappedKeyType) |
protected byte[] |
engineUpdate(byte[] input, int offset, int inputLen) |
protected int |
engineUpdate(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset) |
protected byte[] |
engineWrap(java.security.Key key) |
protected void engineSetMode(java.lang.String mode) throws java.security.NoSuchAlgorithmException
engineSetMode
in class javax.crypto.CipherSpi
java.security.NoSuchAlgorithmException
protected void engineSetPadding(java.lang.String padding) throws javax.crypto.NoSuchPaddingException
engineSetPadding
in class javax.crypto.CipherSpi
javax.crypto.NoSuchPaddingException
protected int engineGetBlockSize()
engineGetBlockSize
in class javax.crypto.CipherSpi
protected int engineGetOutputSize(int inputLen)
engineGetOutputSize
in class javax.crypto.CipherSpi
protected byte[] engineGetIV()
engineGetIV
in class javax.crypto.CipherSpi
protected java.security.AlgorithmParameters engineGetParameters()
engineGetParameters
in class javax.crypto.CipherSpi
protected void engineInit(int opMode, java.security.Key key, java.security.SecureRandom random) throws java.security.InvalidKeyException
engineInit
in class javax.crypto.CipherSpi
java.security.InvalidKeyException
protected void engineInit(int opMode, java.security.Key key, java.security.spec.AlgorithmParameterSpec paramSpec, java.security.SecureRandom random) throws java.security.InvalidKeyException, java.security.InvalidAlgorithmParameterException
engineInit
in class javax.crypto.CipherSpi
java.security.InvalidKeyException
java.security.InvalidAlgorithmParameterException
protected void engineInit(int opMode, java.security.Key key, java.security.AlgorithmParameters params, java.security.SecureRandom random) throws java.security.InvalidKeyException, java.security.InvalidAlgorithmParameterException
engineInit
in class javax.crypto.CipherSpi
java.security.InvalidKeyException
java.security.InvalidAlgorithmParameterException
protected byte[] engineUpdate(byte[] input, int offset, int inputLen)
engineUpdate
in class javax.crypto.CipherSpi
protected int engineUpdate(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset) throws javax.crypto.ShortBufferException
engineUpdate
in class javax.crypto.CipherSpi
javax.crypto.ShortBufferException
protected byte[] engineDoFinal(byte[] input, int offset, int inputLen) throws javax.crypto.IllegalBlockSizeException, javax.crypto.BadPaddingException
engineDoFinal
in class javax.crypto.CipherSpi
javax.crypto.IllegalBlockSizeException
javax.crypto.BadPaddingException
protected int engineDoFinal(byte[] input, int inputOffset, int inputLen, byte[] output, int outputOffset) throws javax.crypto.ShortBufferException, javax.crypto.IllegalBlockSizeException, javax.crypto.BadPaddingException
engineDoFinal
in class javax.crypto.CipherSpi
javax.crypto.ShortBufferException
javax.crypto.IllegalBlockSizeException
javax.crypto.BadPaddingException
protected byte[] engineWrap(java.security.Key key) throws javax.crypto.IllegalBlockSizeException, java.security.InvalidKeyException
engineWrap
in class javax.crypto.CipherSpi
javax.crypto.IllegalBlockSizeException
java.security.InvalidKeyException
protected java.security.Key engineUnwrap(byte[] wrappedKey, java.lang.String wrappedKeyAlgorithm, int wrappedKeyType) throws java.security.InvalidKeyException, java.security.NoSuchAlgorithmException
engineUnwrap
in class javax.crypto.CipherSpi
java.security.InvalidKeyException
java.security.NoSuchAlgorithmException
protected int engineGetKeySize(java.security.Key key) throws java.security.InvalidKeyException
If the key is null, an InvalidKeyException will be thrown.
engineGetKeySize
in class javax.crypto.CipherSpi
java.security.InvalidKeyException
- will be thrown if the key reference is null, or is not an RSA public or private key.