Bouncy Castle Cryptography Library 1.80 · org.bouncycastle.jcajce.provider.symmetric.util.BaseMac

Modifier and Type	Method and Description
private static Hashtable<K, V>	copyMap(Map<K, V> paramsMap)
protected byte[]	engineDoFinal() Implements abstract javax.crypto.MacSpi.engineDoFinal. Completes the MAC computation and resets the MAC for further use, maintaining the secret key that the MAC was initialized with.
protected int	engineGetMacLength() Implements abstract javax.crypto.MacSpi.engineGetMacLength. Returns the length of the MAC in bytes.
protected void	engineInit(Key the (secret) key. key, final AlgorithmParameterSpec the algorithm parameters. params) Implements abstract javax.crypto.MacSpi.engineInit. Initializes the MAC with the given (secret) key and algorithm parameters.
protected void	engineReset() Implements abstract javax.crypto.MacSpi.engineReset. Resets the MAC for further use, maintaining the secret key that the MAC was initialized with.
protected void	engineUpdate(byte the input byte to be processed. input) Implements abstract javax.crypto.MacSpi.engineUpdate. Processes the given byte.
protected void	engineUpdate(byte[] the input buffer. input, int the offset in `input` where the input starts. offset, int the number of bytes to process. len) Implements abstract javax.crypto.MacSpi.engineUpdate. Processes the first `len` bytes in `input`, starting at `offset` inclusive.

Inherited from javax.crypto.MacSpi:: clone engineUpdate

keySize	back to summary
private int keySize

keySize

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private int keySize

macEngine	back to summary
private Mac macEngine

macEngine

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private Mac macEngine

pbeHash	back to summary
private int pbeHash

pbeHash

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private int pbeHash

scheme	back to summary
private int scheme

scheme

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private int scheme

BaseMac	back to summary
protected BaseMac(Mac macEngine)

BaseMac

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protected BaseMac(Mac macEngine)

BaseMac	back to summary
protected BaseMac(int keySize, Mac macEngine)

BaseMac

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protected BaseMac(int keySize, Mac macEngine)

BaseMac	back to summary
protected BaseMac(Mac macEngine, int scheme, int pbeHash, int keySize)

BaseMac

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protected BaseMac(Mac macEngine, int scheme, int pbeHash, int keySize)

Method Detail

copyMap	back to summary
private static Hashtable<K, V> copyMap(Map<K, V> paramsMap)

engineDoFinal	back to summary
protected byte[] engineDoFinal() Implements abstract javax.crypto.MacSpi.engineDoFinal. Doc from javax.crypto.MacSpi.engineDoFinal. Completes the MAC computation and resets the MAC for further use, maintaining the secret key that the MAC was initialized with. Returns:byte[] the MAC result.

engineDoFinal

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protected byte[] engineDoFinal()

Implements abstract javax.crypto.MacSpi.engineDoFinal.

Doc from javax.crypto.MacSpi.engineDoFinal.

Completes the MAC computation and resets the MAC for further use, maintaining the secret key that the MAC was initialized with.

Returns:byte[]: the MAC result.

engineGetMacLength	back to summary
protected int engineGetMacLength() Implements abstract javax.crypto.MacSpi.engineGetMacLength. Doc from javax.crypto.MacSpi.engineGetMacLength. Returns the length of the MAC in bytes. Returns:int the MAC length in bytes.

engineGetMacLength

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protected int engineGetMacLength()

Implements abstract javax.crypto.MacSpi.engineGetMacLength.

Doc from javax.crypto.MacSpi.engineGetMacLength.

Returns the length of the MAC in bytes.

Returns:int: the MAC length in bytes.

engineInit	back to summary
protected void engineInit(Key key, final AlgorithmParameterSpec params) throws InvalidKeyException, InvalidAlgorithmParameterException Implements abstract javax.crypto.MacSpi.engineInit. Doc from javax.crypto.MacSpi.engineInit. Initializes the MAC with the given (secret) key and algorithm parameters. Parameters key:Key the (secret) key. params:AlgorithmParameterSpec the algorithm parameters. Exceptions InvalidKeyException: if the given key is inappropriate for initializing this MAC. InvalidAlgorithmParameterException: if the given algorithm parameters are inappropriate for this MAC.

engineInit

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protected void engineInit(Key key, final AlgorithmParameterSpec params) throws InvalidKeyException, InvalidAlgorithmParameterException

Implements abstract javax.crypto.MacSpi.engineInit.

Doc from javax.crypto.MacSpi.engineInit.

Initializes the MAC with the given (secret) key and algorithm parameters.

Parameters

key:Key: the (secret) key.
params:AlgorithmParameterSpec: the algorithm parameters.

Exceptions

InvalidKeyException:: if the given key is inappropriate for initializing this MAC.
InvalidAlgorithmParameterException:: if the given algorithm parameters are inappropriate for this MAC.

engineReset	back to summary
protected void engineReset() Implements abstract javax.crypto.MacSpi.engineReset. Doc from javax.crypto.MacSpi.engineReset. Resets the MAC for further use, maintaining the secret key that the MAC was initialized with.

engineReset

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protected void engineReset()

Implements abstract javax.crypto.MacSpi.engineReset.

Doc from javax.crypto.MacSpi.engineReset.

Resets the MAC for further use, maintaining the secret key that the MAC was initialized with.

engineUpdate	back to summary
protected void engineUpdate(byte input) Implements abstract javax.crypto.MacSpi.engineUpdate. Doc from javax.crypto.MacSpi.engineUpdate. Processes the given byte. Parameters input:byte the input byte to be processed.

engineUpdate

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protected void engineUpdate(byte input)

Implements abstract javax.crypto.MacSpi.engineUpdate.

Doc from javax.crypto.MacSpi.engineUpdate.

Processes the given byte.

Parameters

input:byte: the input byte to be processed.

engineUpdate back to summary

engineUpdate	back to summary
protected void engineUpdate(byte[] input, int offset, int len) Implements abstract javax.crypto.MacSpi.engineUpdate. Doc from javax.crypto.MacSpi.engineUpdate. Processes the first `len` bytes in `input`, starting at `offset` inclusive. Parameters input:byte[] the input buffer. offset:int the offset in `input` where the input starts. len:int the number of bytes to process.

protected void engineUpdate(byte[] input, int offset, int len)

Implements abstract javax.crypto.MacSpi.engineUpdate.

Doc from javax.crypto.MacSpi.engineUpdate.

Processes the first len bytes in input, starting at offset inclusive.

Parameters

input:byte[]: the input buffer.
offset:int: the offset in input where the input starts.
len:int: the number of bytes to process.

public Class BaseMac

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