public class HMacDSAKCalculator extends java.lang.Object implements DSAKCalculator
Constructor and Description |
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HMacDSAKCalculator(Digest digest)
Base constructor.
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Modifier and Type | Method and Description |
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void |
init(java.math.BigInteger n,
java.math.BigInteger d,
byte[] message)
Deterministic initialiser.
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void |
init(java.math.BigInteger n,
java.security.SecureRandom random)
Non-deterministic initialiser.
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boolean |
isDeterministic()
Return true if this calculator is deterministic, false otherwise.
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java.math.BigInteger |
nextK()
Return the next valid value of K.
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public HMacDSAKCalculator(Digest digest)
digest
- digest to build the HMAC on.public boolean isDeterministic()
DSAKCalculator
isDeterministic
in interface DSAKCalculator
public void init(java.math.BigInteger n, java.security.SecureRandom random)
DSAKCalculator
init
in interface DSAKCalculator
n
- the order of the DSA group.random
- a source of randomness.public void init(java.math.BigInteger n, java.math.BigInteger d, byte[] message)
DSAKCalculator
init
in interface DSAKCalculator
n
- the order of the DSA group.d
- the DSA private value.message
- the message being signed.public java.math.BigInteger nextK()
DSAKCalculator
nextK
in interface DSAKCalculator