Bouncy Castle Cryptography Library 1.47

org.bouncycastle.crypto.params
Class NTRUEncryptionPublicKeyParameters

java.lang.Object
  extended by org.bouncycastle.crypto.params.AsymmetricKeyParameter
      extended by org.bouncycastle.crypto.params.NTRUEncryptionKeyParameters
          extended by org.bouncycastle.crypto.params.NTRUEncryptionPublicKeyParameters
All Implemented Interfaces:
CipherParameters

public class NTRUEncryptionPublicKeyParameters
extends NTRUEncryptionKeyParameters

A NtruEncrypt public key is essentially a polynomial named h.


Field Summary
 org.bouncycastle.math.ntru.polynomial.IntegerPolynomial h
           
 
Fields inherited from class org.bouncycastle.crypto.params.NTRUEncryptionKeyParameters
params
 
Constructor Summary
NTRUEncryptionPublicKeyParameters(byte[] b, NTRUEncryptionParameters params)
          Converts a byte array to a polynomial h and constructs a new public key
NTRUEncryptionPublicKeyParameters(java.io.InputStream is, NTRUEncryptionParameters params)
          Reads a polynomial h from an input stream and constructs a new public key
NTRUEncryptionPublicKeyParameters(org.bouncycastle.math.ntru.polynomial.IntegerPolynomial h, NTRUEncryptionParameters params)
          Constructs a new public key from a polynomial
 
Method Summary
 boolean equals(java.lang.Object obj)
           
 byte[] getEncoded()
          Converts the key to a byte array
 int hashCode()
           
 void writeTo(java.io.OutputStream os)
          Writes the key to an output stream
 
Methods inherited from class org.bouncycastle.crypto.params.NTRUEncryptionKeyParameters
getParameters
 
Methods inherited from class org.bouncycastle.crypto.params.AsymmetricKeyParameter
isPrivate
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

h

public org.bouncycastle.math.ntru.polynomial.IntegerPolynomial h
Constructor Detail

NTRUEncryptionPublicKeyParameters

public NTRUEncryptionPublicKeyParameters(org.bouncycastle.math.ntru.polynomial.IntegerPolynomial h,
                                         NTRUEncryptionParameters params)
Constructs a new public key from a polynomial

Parameters:
h - the polynomial h which determines the key
params - the NtruEncrypt parameters to use

NTRUEncryptionPublicKeyParameters

public NTRUEncryptionPublicKeyParameters(byte[] b,
                                         NTRUEncryptionParameters params)
Converts a byte array to a polynomial h and constructs a new public key

Parameters:
b - an encoded polynomial
params - the NtruEncrypt parameters to use
See Also:
getEncoded()

NTRUEncryptionPublicKeyParameters

public NTRUEncryptionPublicKeyParameters(java.io.InputStream is,
                                         NTRUEncryptionParameters params)
                                  throws java.io.IOException
Reads a polynomial h from an input stream and constructs a new public key

Parameters:
is - an input stream
params - the NtruEncrypt parameters to use
Throws:
java.io.IOException
See Also:
writeTo(OutputStream)
Method Detail

getEncoded

public byte[] getEncoded()
Converts the key to a byte array

Returns:
the encoded key
See Also:
NTRUEncryptionPublicKeyParameters(byte[], NTRUEncryptionParameters)

writeTo

public void writeTo(java.io.OutputStream os)
             throws java.io.IOException
Writes the key to an output stream

Parameters:
os - an output stream
Throws:
java.io.IOException
See Also:
NTRUEncryptionPublicKeyParameters(InputStream, NTRUEncryptionParameters)

hashCode

public int hashCode()
Overrides:
hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)
Overrides:
equals in class java.lang.Object

Bouncy Castle Cryptography Library 1.47